[
  {
    "input_text": "Explain derivatives",
    "target_text": "Derivatives measure rate of change...",
    "subject": "mathematics",
    "difficulty": "intermediate",
    "user_rating": 4.5,
    "timestamp": "2025-08-11T18:06:10.392327",
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    "input_text": "How to solve quadratic equations?",
    "target_text": "Use the quadratic formula...",
    "subject": "mathematics",
    "difficulty": "beginner",
    "user_rating": 4.0,
    "timestamp": "2025-08-11T18:06:10.392331",
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  {
    "input_text": "Explain derivatives",
    "target_text": "Derivatives measure rate of change...",
    "subject": "mathematics",
    "difficulty": "intermediate",
    "user_rating": 4.5,
    "timestamp": "2025-08-11T18:07:56.339155",
    "metadata": {}
  },
  {
    "input_text": "How to solve quadratic equations?",
    "target_text": "Use the quadratic formula...",
    "subject": "mathematics",
    "difficulty": "beginner",
    "user_rating": 4.0,
    "timestamp": "2025-08-11T18:07:56.339160",
    "metadata": {}
  },
  {
    "input_text": "Explain derivatives",
    "target_text": "Derivatives measure rate of change...",
    "subject": "mathematics",
    "difficulty": "intermediate",
    "user_rating": 4.5,
    "timestamp": "2025-08-11T18:12:50.312305",
    "metadata": {}
  },
  {
    "input_text": "How to solve quadratic equations?",
    "target_text": "Use the quadratic formula...",
    "subject": "mathematics",
    "difficulty": "beginner",
    "user_rating": 4.0,
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    "input_text": "Explain the concept of topic_0",
    "target_text": "Here's a comprehensive explanation of topic_0...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.119990719355198,
    "timestamp": "2025-08-11T18:39:28.895368",
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  {
    "input_text": "How do I solve problem_type_1 problems?",
    "target_text": "To solve problem_type_1 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.387955743696054,
    "timestamp": "2025-08-11T18:39:28.895371",
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  {
    "input_text": "What is the difference between concept_2 and concept_3?",
    "target_text": "The key differences between concept_2 and concept_3 are...",
    "subject": "mathematics",
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    "user_rating": 4.496058611973902,
    "timestamp": "2025-08-11T18:39:28.895374",
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  {
    "input_text": "Explain the concept of topic_3",
    "target_text": "Here's a comprehensive explanation of topic_3...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.938505405338709,
    "timestamp": "2025-08-11T18:39:28.895376",
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  {
    "input_text": "How do I solve problem_type_4 problems?",
    "target_text": "To solve problem_type_4 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.044266862731026,
    "timestamp": "2025-08-11T18:39:28.895378",
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  {
    "input_text": "What is the difference between concept_5 and concept_6?",
    "target_text": "The key differences between concept_5 and concept_6 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 3.589329567406417,
    "timestamp": "2025-08-11T18:39:28.895381",
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  {
    "input_text": "Explain the concept of topic_6",
    "target_text": "Here's a comprehensive explanation of topic_6...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.62262790501691,
    "timestamp": "2025-08-11T18:39:28.895383",
    "metadata": {}
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  {
    "input_text": "How do I solve problem_type_7 problems?",
    "target_text": "To solve problem_type_7 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.60555305424534,
    "timestamp": "2025-08-11T18:39:28.895385",
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  {
    "input_text": "What is the difference between concept_8 and concept_9?",
    "target_text": "The key differences between concept_8 and concept_9 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 3.5840780046258365,
    "timestamp": "2025-08-11T18:39:28.895387",
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  {
    "input_text": "Explain the concept of topic_9",
    "target_text": "Here's a comprehensive explanation of topic_9...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.6354188134371985,
    "timestamp": "2025-08-11T18:39:28.895389",
    "metadata": {}
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  {
    "input_text": "How do I solve problem_type_10 problems?",
    "target_text": "To solve problem_type_10 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.80831784962119,
    "timestamp": "2025-08-11T18:39:28.895391",
    "metadata": {}
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  {
    "input_text": "What is the difference between concept_11 and concept_12?",
    "target_text": "The key differences between concept_11 and concept_12 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.130761038258252,
    "timestamp": "2025-08-11T18:39:28.895394",
    "metadata": {}
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  {
    "input_text": "Explain the concept of topic_12",
    "target_text": "Here's a comprehensive explanation of topic_12...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.764159293523993,
    "timestamp": "2025-08-11T18:39:28.895396",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_13 problems?",
    "target_text": "To solve problem_type_13 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.8529819515021067,
    "timestamp": "2025-08-11T18:39:28.895398",
    "metadata": {}
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  {
    "input_text": "What is the difference between concept_14 and concept_15?",
    "target_text": "The key differences between concept_14 and concept_15 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.522110010033297,
    "timestamp": "2025-08-11T18:39:28.895400",
    "metadata": {}
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  {
    "input_text": "Explain the concept of topic_15",
    "target_text": "Here's a comprehensive explanation of topic_15...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.695078861944766,
    "timestamp": "2025-08-11T18:39:28.895403",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_16 problems?",
    "target_text": "To solve problem_type_16 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.507017638531911,
    "timestamp": "2025-08-11T18:39:28.895405",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_17 and concept_18?",
    "target_text": "The key differences between concept_17 and concept_18 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.127727004972172,
    "timestamp": "2025-08-11T18:39:28.895407",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_18",
    "target_text": "Here's a comprehensive explanation of topic_18...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.163306358521655,
    "timestamp": "2025-08-11T18:39:28.895409",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_19 problems?",
    "target_text": "To solve problem_type_19 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.862738653794204,
    "timestamp": "2025-08-11T18:39:28.895411",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_20 and concept_21?",
    "target_text": "The key differences between concept_20 and concept_21 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.115831198010441,
    "timestamp": "2025-08-11T18:39:28.895414",
    "metadata": {}
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  {
    "input_text": "Explain the concept of topic_21",
    "target_text": "Here's a comprehensive explanation of topic_21...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.568784602345179,
    "timestamp": "2025-08-11T18:39:28.895416",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_22 problems?",
    "target_text": "To solve problem_type_22 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.267573417125258,
    "timestamp": "2025-08-11T18:39:28.895418",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_23 and concept_24?",
    "target_text": "The key differences between concept_23 and concept_24 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.525936876461898,
    "timestamp": "2025-08-11T18:39:28.895420",
    "metadata": {}
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  {
    "input_text": "Explain the concept of topic_24",
    "target_text": "Here's a comprehensive explanation of topic_24...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.6228037871999845,
    "timestamp": "2025-08-11T18:39:28.895422",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_25 problems?",
    "target_text": "To solve problem_type_25 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.506405889247744,
    "timestamp": "2025-08-11T18:39:28.895425",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_26 and concept_27?",
    "target_text": "The key differences between concept_26 and concept_27 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 3.5410021318266534,
    "timestamp": "2025-08-11T18:39:28.895427",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_27",
    "target_text": "Here's a comprehensive explanation of topic_27...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.104565355368802,
    "timestamp": "2025-08-11T18:39:28.895429",
    "metadata": {}
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  {
    "input_text": "How do I solve problem_type_28 problems?",
    "target_text": "To solve problem_type_28 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.086062067257583,
    "timestamp": "2025-08-11T18:39:28.895431",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_29 and concept_30?",
    "target_text": "The key differences between concept_29 and concept_30 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.323061974389159,
    "timestamp": "2025-08-11T18:39:28.895434",
    "metadata": {}
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  {
    "input_text": "Explain the concept of topic_30",
    "target_text": "Here's a comprehensive explanation of topic_30...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.6607730000231307,
    "timestamp": "2025-08-11T18:39:28.895436",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_31 problems?",
    "target_text": "To solve problem_type_31 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.756150623674751,
    "timestamp": "2025-08-11T18:39:28.895438",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_32 and concept_33?",
    "target_text": "The key differences between concept_32 and concept_33 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 3.8150730919164504,
    "timestamp": "2025-08-11T18:39:28.895440",
    "metadata": {}
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  {
    "input_text": "Explain the concept of topic_33",
    "target_text": "Here's a comprehensive explanation of topic_33...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.2853817926768505,
    "timestamp": "2025-08-11T18:39:28.895442",
    "metadata": {}
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  {
    "input_text": "How do I solve problem_type_34 problems?",
    "target_text": "To solve problem_type_34 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.614707848938081,
    "timestamp": "2025-08-11T18:39:28.895445",
    "metadata": {}
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  {
    "input_text": "What is the difference between concept_35 and concept_36?",
    "target_text": "The key differences between concept_35 and concept_36 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.354136913816272,
    "timestamp": "2025-08-11T18:39:28.895447",
    "metadata": {}
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  {
    "input_text": "Explain the concept of topic_36",
    "target_text": "Here's a comprehensive explanation of topic_36...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.813966619638965,
    "timestamp": "2025-08-11T18:39:28.895449",
    "metadata": {}
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  {
    "input_text": "How do I solve problem_type_37 problems?",
    "target_text": "To solve problem_type_37 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.601910414367746,
    "timestamp": "2025-08-11T18:39:28.895451",
    "metadata": {}
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  {
    "input_text": "What is the difference between concept_38 and concept_39?",
    "target_text": "The key differences between concept_38 and concept_39 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.756427251729315,
    "timestamp": "2025-08-11T18:39:28.895456",
    "metadata": {}
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  {
    "input_text": "Explain the concept of topic_39",
    "target_text": "Here's a comprehensive explanation of topic_39...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.810351965669566,
    "timestamp": "2025-08-11T18:39:28.895458",
    "metadata": {}
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  {
    "input_text": "How do I solve problem_type_40 problems?",
    "target_text": "To solve problem_type_40 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.8245405210511443,
    "timestamp": "2025-08-11T18:39:28.895460",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_41 and concept_42?",
    "target_text": "The key differences between concept_41 and concept_42 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 3.9520645185389833,
    "timestamp": "2025-08-11T18:39:28.895463",
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  {
    "input_text": "Explain the concept of topic_42",
    "target_text": "Here's a comprehensive explanation of topic_42...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.8217771999717067,
    "timestamp": "2025-08-11T18:39:28.895465",
    "metadata": {}
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  {
    "input_text": "How do I solve problem_type_43 problems?",
    "target_text": "To solve problem_type_43 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.281171349446893,
    "timestamp": "2025-08-11T18:39:28.895467",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_44 and concept_45?",
    "target_text": "The key differences between concept_44 and concept_45 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.488793593528669,
    "timestamp": "2025-08-11T18:39:28.895469",
    "metadata": {}
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  {
    "input_text": "Explain the concept of topic_45",
    "target_text": "Here's a comprehensive explanation of topic_45...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.7257446428672987,
    "timestamp": "2025-08-11T18:39:28.895471",
    "metadata": {}
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  {
    "input_text": "How do I solve problem_type_46 problems?",
    "target_text": "To solve problem_type_46 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.814509559576306,
    "timestamp": "2025-08-11T18:39:28.895474",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_47 and concept_48?",
    "target_text": "The key differences between concept_47 and concept_48 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.771747430920549,
    "timestamp": "2025-08-11T18:39:28.895476",
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  {
    "input_text": "Explain the concept of topic_48",
    "target_text": "Here's a comprehensive explanation of topic_48...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.41084524519491,
    "timestamp": "2025-08-11T18:39:28.895478",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_49 problems?",
    "target_text": "To solve problem_type_49 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.093022963510867,
    "timestamp": "2025-08-11T18:39:28.895480",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_0",
    "target_text": "Here's a comprehensive explanation of topic_0...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.924878769151352,
    "timestamp": "2025-08-11T19:15:16.299898",
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  },
  {
    "input_text": "How do I solve problem_type_1 problems?",
    "target_text": "To solve problem_type_1 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.123767307765051,
    "timestamp": "2025-08-11T19:15:16.299900",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_2 and concept_3?",
    "target_text": "The key differences between concept_2 and concept_3 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.816231454893044,
    "timestamp": "2025-08-11T19:15:16.299902",
    "metadata": {}
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  {
    "input_text": "Explain the concept of topic_3",
    "target_text": "Here's a comprehensive explanation of topic_3...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.090624644024455,
    "timestamp": "2025-08-11T19:15:16.299903",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_4 problems?",
    "target_text": "To solve problem_type_4 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.917815133243315,
    "timestamp": "2025-08-11T19:15:16.299904",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_5 and concept_6?",
    "target_text": "The key differences between concept_5 and concept_6 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.516475554070305,
    "timestamp": "2025-08-11T19:15:16.299906",
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  {
    "input_text": "Explain the concept of topic_6",
    "target_text": "Here's a comprehensive explanation of topic_6...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.8801278177115908,
    "timestamp": "2025-08-11T19:15:16.299907",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_7 problems?",
    "target_text": "To solve problem_type_7 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.8869940291907445,
    "timestamp": "2025-08-11T19:15:16.299908",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_8 and concept_9?",
    "target_text": "The key differences between concept_8 and concept_9 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.984758334651143,
    "timestamp": "2025-08-11T19:15:16.299909",
    "metadata": {}
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  {
    "input_text": "Explain the concept of topic_9",
    "target_text": "Here's a comprehensive explanation of topic_9...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.314793425390374,
    "timestamp": "2025-08-11T19:15:16.299911",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_10 problems?",
    "target_text": "To solve problem_type_10 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.7282413665395078,
    "timestamp": "2025-08-11T19:15:16.299912",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_11 and concept_12?",
    "target_text": "The key differences between concept_11 and concept_12 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 3.82813686243758,
    "timestamp": "2025-08-11T19:15:16.299913",
    "metadata": {}
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  {
    "input_text": "Explain the concept of topic_12",
    "target_text": "Here's a comprehensive explanation of topic_12...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.872762503325048,
    "timestamp": "2025-08-11T19:15:16.299915",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_13 problems?",
    "target_text": "To solve problem_type_13 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.989681614825211,
    "timestamp": "2025-08-11T19:15:16.299916",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_14 and concept_15?",
    "target_text": "The key differences between concept_14 and concept_15 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.413300228601956,
    "timestamp": "2025-08-11T19:15:16.299917",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_15",
    "target_text": "Here's a comprehensive explanation of topic_15...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.196053644427145,
    "timestamp": "2025-08-11T19:15:16.299918",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_16 problems?",
    "target_text": "To solve problem_type_16 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.5725927852267896,
    "timestamp": "2025-08-11T19:15:16.299920",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_17 and concept_18?",
    "target_text": "The key differences between concept_17 and concept_18 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 3.794002441016799,
    "timestamp": "2025-08-11T19:15:16.299921",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_18",
    "target_text": "Here's a comprehensive explanation of topic_18...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.984828141904375,
    "timestamp": "2025-08-11T19:15:16.299922",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_19 problems?",
    "target_text": "To solve problem_type_19 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.1293183115630585,
    "timestamp": "2025-08-11T19:15:16.299924",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_0?",
    "target_text": "Here's how to implement algorithm_0...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.8457764597002733,
    "timestamp": "2025-08-11T19:15:16.301192",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_1 in programming",
    "target_text": "In programming, concept_1 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.279875830653441,
    "timestamp": "2025-08-11T19:15:16.301193",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_2?",
    "target_text": "Best practices for topic_2 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.754774186571378,
    "timestamp": "2025-08-11T19:15:16.301194",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_3?",
    "target_text": "Here's how to implement algorithm_3...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.569946550265377,
    "timestamp": "2025-08-11T19:15:16.301196",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_4 in programming",
    "target_text": "In programming, concept_4 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.800796414210459,
    "timestamp": "2025-08-11T19:15:16.301197",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_5?",
    "target_text": "Best practices for topic_5 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.957282678590855,
    "timestamp": "2025-08-11T19:15:16.301198",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_6?",
    "target_text": "Here's how to implement algorithm_6...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.62661590080874,
    "timestamp": "2025-08-11T19:15:16.301200",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_7 in programming",
    "target_text": "In programming, concept_7 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.8029569263473113,
    "timestamp": "2025-08-11T19:15:16.301201",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_8?",
    "target_text": "Best practices for topic_8 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.968673442951309,
    "timestamp": "2025-08-11T19:15:16.301202",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_9?",
    "target_text": "Here's how to implement algorithm_9...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.403331967329738,
    "timestamp": "2025-08-11T19:15:16.301204",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_10 in programming",
    "target_text": "In programming, concept_10 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.572515279150273,
    "timestamp": "2025-08-11T19:15:16.301205",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_11?",
    "target_text": "Best practices for topic_11 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.586586265003634,
    "timestamp": "2025-08-11T19:15:16.301206",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_12?",
    "target_text": "Here's how to implement algorithm_12...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.532904477934077,
    "timestamp": "2025-08-11T19:15:16.301207",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_13 in programming",
    "target_text": "In programming, concept_13 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.867868657863659,
    "timestamp": "2025-08-11T19:15:16.301209",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_14?",
    "target_text": "Best practices for topic_14 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.651751940951485,
    "timestamp": "2025-08-11T19:15:16.301210",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_15?",
    "target_text": "Here's how to implement algorithm_15...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.041079441745711,
    "timestamp": "2025-08-11T19:15:16.301211",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_16 in programming",
    "target_text": "In programming, concept_16 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.9931377740460148,
    "timestamp": "2025-08-11T19:15:16.301213",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_17?",
    "target_text": "Best practices for topic_17 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.198174811876284,
    "timestamp": "2025-08-11T19:15:16.301214",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_18?",
    "target_text": "Here's how to implement algorithm_18...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.195929922652075,
    "timestamp": "2025-08-11T19:15:16.301215",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_19 in programming",
    "target_text": "In programming, concept_19 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.136911122036665,
    "timestamp": "2025-08-11T19:15:16.301216",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_0",
    "target_text": "Here's a comprehensive explanation of topic_0...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.723385603139759,
    "timestamp": "2025-08-11T19:24:00.162042",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_1 problems?",
    "target_text": "To solve problem_type_1 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.548462109600987,
    "timestamp": "2025-08-11T19:24:00.162044",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_2 and concept_3?",
    "target_text": "The key differences between concept_2 and concept_3 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 3.9681962481193684,
    "timestamp": "2025-08-11T19:24:00.162045",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_3",
    "target_text": "Here's a comprehensive explanation of topic_3...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.2079194083270055,
    "timestamp": "2025-08-11T19:24:00.162047",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_4 problems?",
    "target_text": "To solve problem_type_4 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.054115497738034,
    "timestamp": "2025-08-11T19:24:00.162048",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_5 and concept_6?",
    "target_text": "The key differences between concept_5 and concept_6 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 3.9744332295464835,
    "timestamp": "2025-08-11T19:24:00.162050",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_6",
    "target_text": "Here's a comprehensive explanation of topic_6...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.8537481583899424,
    "timestamp": "2025-08-11T19:24:00.162051",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_7 problems?",
    "target_text": "To solve problem_type_7 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.9169493124176027,
    "timestamp": "2025-08-11T19:24:00.162053",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_8 and concept_9?",
    "target_text": "The key differences between concept_8 and concept_9 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.915021490083844,
    "timestamp": "2025-08-11T19:24:00.162054",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_9",
    "target_text": "Here's a comprehensive explanation of topic_9...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.530457047799237,
    "timestamp": "2025-08-11T19:24:00.162055",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_10 problems?",
    "target_text": "To solve problem_type_10 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.202890374777715,
    "timestamp": "2025-08-11T19:24:00.162057",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_11 and concept_12?",
    "target_text": "The key differences between concept_11 and concept_12 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.66386231024986,
    "timestamp": "2025-08-11T19:24:00.162058",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_12",
    "target_text": "Here's a comprehensive explanation of topic_12...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.633063495222544,
    "timestamp": "2025-08-11T19:24:00.162060",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_13 problems?",
    "target_text": "To solve problem_type_13 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.533005831979795,
    "timestamp": "2025-08-11T19:24:00.162061",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_14 and concept_15?",
    "target_text": "The key differences between concept_14 and concept_15 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.381560717497251,
    "timestamp": "2025-08-11T19:24:00.162062",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_15",
    "target_text": "Here's a comprehensive explanation of topic_15...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.6425129846312783,
    "timestamp": "2025-08-11T19:24:00.162064",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_16 problems?",
    "target_text": "To solve problem_type_16 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.449028251069474,
    "timestamp": "2025-08-11T19:24:00.162065",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_17 and concept_18?",
    "target_text": "The key differences between concept_17 and concept_18 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.69735532968371,
    "timestamp": "2025-08-11T19:24:00.162066",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_18",
    "target_text": "Here's a comprehensive explanation of topic_18...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.8054546092585095,
    "timestamp": "2025-08-11T19:24:00.162068",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_19 problems?",
    "target_text": "To solve problem_type_19 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.248062842235272,
    "timestamp": "2025-08-11T19:24:00.162069",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_0?",
    "target_text": "Here's how to implement algorithm_0...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.853352805403009,
    "timestamp": "2025-08-11T19:24:00.164405",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_1 in programming",
    "target_text": "In programming, concept_1 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.924560111813838,
    "timestamp": "2025-08-11T19:24:00.164407",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_2?",
    "target_text": "Best practices for topic_2 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.6623664751012495,
    "timestamp": "2025-08-11T19:24:00.164409",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_3?",
    "target_text": "Here's how to implement algorithm_3...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.794706051386285,
    "timestamp": "2025-08-11T19:24:00.164410",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_4 in programming",
    "target_text": "In programming, concept_4 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.8065052250951132,
    "timestamp": "2025-08-11T19:24:00.164411",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_5?",
    "target_text": "Best practices for topic_5 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.70553865212818,
    "timestamp": "2025-08-11T19:24:00.164413",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_6?",
    "target_text": "Here's how to implement algorithm_6...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.264954014099271,
    "timestamp": "2025-08-11T19:24:00.164414",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_7 in programming",
    "target_text": "In programming, concept_7 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.9616386525270997,
    "timestamp": "2025-08-11T19:24:00.164431",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_8?",
    "target_text": "Best practices for topic_8 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 3.602090731949175,
    "timestamp": "2025-08-11T19:24:00.164433",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_9?",
    "target_text": "Here's how to implement algorithm_9...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.9975905814475707,
    "timestamp": "2025-08-11T19:24:00.164434",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_10 in programming",
    "target_text": "In programming, concept_10 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.0301954363671975,
    "timestamp": "2025-08-11T19:24:00.164436",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_11?",
    "target_text": "Best practices for topic_11 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.248171874530654,
    "timestamp": "2025-08-11T19:24:00.164437",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_12?",
    "target_text": "Here's how to implement algorithm_12...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.697307095274696,
    "timestamp": "2025-08-11T19:24:00.164438",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_13 in programming",
    "target_text": "In programming, concept_13 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.505932855425896,
    "timestamp": "2025-08-11T19:24:00.164440",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_14?",
    "target_text": "Best practices for topic_14 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.448908633172373,
    "timestamp": "2025-08-11T19:24:00.164441",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_15?",
    "target_text": "Here's how to implement algorithm_15...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.3823918261769235,
    "timestamp": "2025-08-11T19:24:00.164442",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_16 in programming",
    "target_text": "In programming, concept_16 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.698190053105801,
    "timestamp": "2025-08-11T19:24:00.164444",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_17?",
    "target_text": "Best practices for topic_17 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 3.9571157512280233,
    "timestamp": "2025-08-11T19:24:00.164445",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_18?",
    "target_text": "Here's how to implement algorithm_18...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.799446216234696,
    "timestamp": "2025-08-11T19:24:00.164446",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_19 in programming",
    "target_text": "In programming, concept_19 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.8029383325750175,
    "timestamp": "2025-08-11T19:24:00.164448",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_0",
    "target_text": "Here's a comprehensive explanation of topic_0...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.851280009691759,
    "timestamp": "2025-08-11T19:56:49.728789",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_1 problems?",
    "target_text": "To solve problem_type_1 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.006336759176768,
    "timestamp": "2025-08-11T19:56:49.728791",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_2 and concept_3?",
    "target_text": "The key differences between concept_2 and concept_3 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 3.810911291890736,
    "timestamp": "2025-08-11T19:56:49.728792",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_3",
    "target_text": "Here's a comprehensive explanation of topic_3...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.865322448940679,
    "timestamp": "2025-08-11T19:56:49.728794",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_4 problems?",
    "target_text": "To solve problem_type_4 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.9803156631226195,
    "timestamp": "2025-08-11T19:56:49.728795",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_5 and concept_6?",
    "target_text": "The key differences between concept_5 and concept_6 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.826694941488706,
    "timestamp": "2025-08-11T19:56:49.728797",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_6",
    "target_text": "Here's a comprehensive explanation of topic_6...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.9308353379518786,
    "timestamp": "2025-08-11T19:56:49.728798",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_7 problems?",
    "target_text": "To solve problem_type_7 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.7769530748293416,
    "timestamp": "2025-08-11T19:56:49.728799",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_8 and concept_9?",
    "target_text": "The key differences between concept_8 and concept_9 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 3.876775710958014,
    "timestamp": "2025-08-11T19:56:49.728801",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_9",
    "target_text": "Here's a comprehensive explanation of topic_9...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.7449033120728186,
    "timestamp": "2025-08-11T19:56:49.728802",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_10 problems?",
    "target_text": "To solve problem_type_10 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.4249339860053105,
    "timestamp": "2025-08-11T19:56:49.728804",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_11 and concept_12?",
    "target_text": "The key differences between concept_11 and concept_12 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 3.84348308871573,
    "timestamp": "2025-08-11T19:56:49.728805",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_12",
    "target_text": "Here's a comprehensive explanation of topic_12...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.896329489593157,
    "timestamp": "2025-08-11T19:56:49.728807",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_13 problems?",
    "target_text": "To solve problem_type_13 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.798721835359305,
    "timestamp": "2025-08-11T19:56:49.728808",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_14 and concept_15?",
    "target_text": "The key differences between concept_14 and concept_15 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.690724158957918,
    "timestamp": "2025-08-11T19:56:49.728809",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_15",
    "target_text": "Here's a comprehensive explanation of topic_15...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.994178472959472,
    "timestamp": "2025-08-11T19:56:49.728811",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_16 problems?",
    "target_text": "To solve problem_type_16 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.032814215115496,
    "timestamp": "2025-08-11T19:56:49.728812",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_17 and concept_18?",
    "target_text": "The key differences between concept_17 and concept_18 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 3.7868506063061136,
    "timestamp": "2025-08-11T19:56:49.728813",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_18",
    "target_text": "Here's a comprehensive explanation of topic_18...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.9811475565008,
    "timestamp": "2025-08-11T19:56:49.728815",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_19 problems?",
    "target_text": "To solve problem_type_19 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.350540478837219,
    "timestamp": "2025-08-11T19:56:49.728816",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_0?",
    "target_text": "Here's how to implement algorithm_0...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.804033456062521,
    "timestamp": "2025-08-11T19:56:49.731563",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_1 in programming",
    "target_text": "In programming, concept_1 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.145664596919078,
    "timestamp": "2025-08-11T19:56:49.731565",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_2?",
    "target_text": "Best practices for topic_2 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.604523186718015,
    "timestamp": "2025-08-11T19:56:49.731566",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_3?",
    "target_text": "Here's how to implement algorithm_3...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.889283027287262,
    "timestamp": "2025-08-11T19:56:49.731567",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_4 in programming",
    "target_text": "In programming, concept_4 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.152358640957715,
    "timestamp": "2025-08-11T19:56:49.731569",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_5?",
    "target_text": "Best practices for topic_5 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.1675033086270705,
    "timestamp": "2025-08-11T19:56:49.731570",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_6?",
    "target_text": "Here's how to implement algorithm_6...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.700647447291124,
    "timestamp": "2025-08-11T19:56:49.731571",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_7 in programming",
    "target_text": "In programming, concept_7 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.8628775202817662,
    "timestamp": "2025-08-11T19:56:49.731573",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_8?",
    "target_text": "Best practices for topic_8 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 3.7461559222636804,
    "timestamp": "2025-08-11T19:56:49.731574",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_9?",
    "target_text": "Here's how to implement algorithm_9...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.688710232704097,
    "timestamp": "2025-08-11T19:56:49.731575",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_10 in programming",
    "target_text": "In programming, concept_10 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.355031519181895,
    "timestamp": "2025-08-11T19:56:49.731577",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_11?",
    "target_text": "Best practices for topic_11 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.592813334261479,
    "timestamp": "2025-08-11T19:56:49.731578",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_12?",
    "target_text": "Here's how to implement algorithm_12...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.898350817764918,
    "timestamp": "2025-08-11T19:56:49.731579",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_13 in programming",
    "target_text": "In programming, concept_13 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.098926349493009,
    "timestamp": "2025-08-11T19:56:49.731580",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_14?",
    "target_text": "Best practices for topic_14 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.597984857729626,
    "timestamp": "2025-08-11T19:56:49.731582",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_15?",
    "target_text": "Here's how to implement algorithm_15...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.228129118261809,
    "timestamp": "2025-08-11T19:56:49.731583",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_16 in programming",
    "target_text": "In programming, concept_16 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.797876990557739,
    "timestamp": "2025-08-11T19:56:49.731584",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_17?",
    "target_text": "Best practices for topic_17 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.573971844431825,
    "timestamp": "2025-08-11T19:56:49.731586",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_18?",
    "target_text": "Here's how to implement algorithm_18...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.726745435631371,
    "timestamp": "2025-08-11T19:56:49.731587",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_19 in programming",
    "target_text": "In programming, concept_19 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.7436917093581497,
    "timestamp": "2025-08-11T19:56:49.731588",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_0",
    "target_text": "Here's a comprehensive explanation of topic_0...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.3223690336165825,
    "timestamp": "2025-08-11T20:05:23.610652",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_1 problems?",
    "target_text": "To solve problem_type_1 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.717997498970419,
    "timestamp": "2025-08-11T20:05:23.610655",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_2 and concept_3?",
    "target_text": "The key differences between concept_2 and concept_3 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.489706822270164,
    "timestamp": "2025-08-11T20:05:23.610656",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_3",
    "target_text": "Here's a comprehensive explanation of topic_3...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.8745999997514424,
    "timestamp": "2025-08-11T20:05:23.610658",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_4 problems?",
    "target_text": "To solve problem_type_4 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.175726558723226,
    "timestamp": "2025-08-11T20:05:23.610659",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_5 and concept_6?",
    "target_text": "The key differences between concept_5 and concept_6 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.811324574324141,
    "timestamp": "2025-08-11T20:05:23.610660",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_6",
    "target_text": "Here's a comprehensive explanation of topic_6...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.07642540745341,
    "timestamp": "2025-08-11T20:05:23.610662",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_7 problems?",
    "target_text": "To solve problem_type_7 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.382480436655396,
    "timestamp": "2025-08-11T20:05:23.610663",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_8 and concept_9?",
    "target_text": "The key differences between concept_8 and concept_9 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.028889781323947,
    "timestamp": "2025-08-11T20:05:23.610665",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_9",
    "target_text": "Here's a comprehensive explanation of topic_9...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.943186876626311,
    "timestamp": "2025-08-11T20:05:23.610666",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_10 problems?",
    "target_text": "To solve problem_type_10 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.440903565652666,
    "timestamp": "2025-08-11T20:05:23.610668",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_11 and concept_12?",
    "target_text": "The key differences between concept_11 and concept_12 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 3.575693168444731,
    "timestamp": "2025-08-11T20:05:23.610669",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_12",
    "target_text": "Here's a comprehensive explanation of topic_12...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.714222735880522,
    "timestamp": "2025-08-11T20:05:23.610671",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_13 problems?",
    "target_text": "To solve problem_type_13 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.722057579780326,
    "timestamp": "2025-08-11T20:05:23.610672",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_14 and concept_15?",
    "target_text": "The key differences between concept_14 and concept_15 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.548782325390333,
    "timestamp": "2025-08-11T20:05:23.610674",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_15",
    "target_text": "Here's a comprehensive explanation of topic_15...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.500699680504949,
    "timestamp": "2025-08-11T20:05:23.610676",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_16 problems?",
    "target_text": "To solve problem_type_16 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.8016184057152365,
    "timestamp": "2025-08-11T20:05:23.610677",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_17 and concept_18?",
    "target_text": "The key differences between concept_17 and concept_18 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.074297823001002,
    "timestamp": "2025-08-11T20:05:23.610679",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_18",
    "target_text": "Here's a comprehensive explanation of topic_18...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.418474681396062,
    "timestamp": "2025-08-11T20:05:23.610680",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_19 problems?",
    "target_text": "To solve problem_type_19 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.824051018644787,
    "timestamp": "2025-08-11T20:05:23.610682",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_0?",
    "target_text": "Here's how to implement algorithm_0...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.281137568429839,
    "timestamp": "2025-08-11T20:05:23.613544",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_1 in programming",
    "target_text": "In programming, concept_1 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.955190469376202,
    "timestamp": "2025-08-11T20:05:23.613545",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_2?",
    "target_text": "Best practices for topic_2 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.4775633646768735,
    "timestamp": "2025-08-11T20:05:23.613547",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_3?",
    "target_text": "Here's how to implement algorithm_3...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.717411964046699,
    "timestamp": "2025-08-11T20:05:23.613548",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_4 in programming",
    "target_text": "In programming, concept_4 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.278883873202064,
    "timestamp": "2025-08-11T20:05:23.613550",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_5?",
    "target_text": "Best practices for topic_5 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.806896812872982,
    "timestamp": "2025-08-11T20:05:23.613551",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_6?",
    "target_text": "Here's how to implement algorithm_6...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.587588501823762,
    "timestamp": "2025-08-11T20:05:23.613552",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_7 in programming",
    "target_text": "In programming, concept_7 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.6659470756321113,
    "timestamp": "2025-08-11T20:05:23.613554",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_8?",
    "target_text": "Best practices for topic_8 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.473553702222529,
    "timestamp": "2025-08-11T20:05:23.613555",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_9?",
    "target_text": "Here's how to implement algorithm_9...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.894513955354394,
    "timestamp": "2025-08-11T20:05:23.613556",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_10 in programming",
    "target_text": "In programming, concept_10 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.760505070345251,
    "timestamp": "2025-08-11T20:05:23.613558",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_11?",
    "target_text": "Best practices for topic_11 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 3.5652406925602342,
    "timestamp": "2025-08-11T20:05:23.613559",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_12?",
    "target_text": "Here's how to implement algorithm_12...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.768497809705563,
    "timestamp": "2025-08-11T20:05:23.613561",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_13 in programming",
    "target_text": "In programming, concept_13 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.378522719936302,
    "timestamp": "2025-08-11T20:05:23.613562",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_14?",
    "target_text": "Best practices for topic_14 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 3.803036743540441,
    "timestamp": "2025-08-11T20:05:23.613563",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_15?",
    "target_text": "Here's how to implement algorithm_15...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.939097125771539,
    "timestamp": "2025-08-11T20:05:23.613565",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_16 in programming",
    "target_text": "In programming, concept_16 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.294248176497625,
    "timestamp": "2025-08-11T20:05:23.613566",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_17?",
    "target_text": "Best practices for topic_17 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.757337198910559,
    "timestamp": "2025-08-11T20:05:23.613567",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_18?",
    "target_text": "Here's how to implement algorithm_18...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.622790361082858,
    "timestamp": "2025-08-11T20:05:23.613569",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_19 in programming",
    "target_text": "In programming, concept_19 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.8425717310591896,
    "timestamp": "2025-08-11T20:05:23.613570",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_0",
    "target_text": "Here's a comprehensive explanation of topic_0...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.71264840677052,
    "timestamp": "2025-08-11T20:27:35.351485",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_1 problems?",
    "target_text": "To solve problem_type_1 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.6999802889656,
    "timestamp": "2025-08-11T20:27:35.351487",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_2 and concept_3?",
    "target_text": "The key differences between concept_2 and concept_3 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.995340526863954,
    "timestamp": "2025-08-11T20:27:35.351489",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_3",
    "target_text": "Here's a comprehensive explanation of topic_3...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.6573113556844437,
    "timestamp": "2025-08-11T20:27:35.351491",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_4 problems?",
    "target_text": "To solve problem_type_4 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.680178548552323,
    "timestamp": "2025-08-11T20:27:35.351492",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_5 and concept_6?",
    "target_text": "The key differences between concept_5 and concept_6 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.282748449330114,
    "timestamp": "2025-08-11T20:27:35.351493",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_6",
    "target_text": "Here's a comprehensive explanation of topic_6...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.405413788978481,
    "timestamp": "2025-08-11T20:27:35.351495",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_7 problems?",
    "target_text": "To solve problem_type_7 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.725904177579437,
    "timestamp": "2025-08-11T20:27:35.351496",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_8 and concept_9?",
    "target_text": "The key differences between concept_8 and concept_9 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.916904353377837,
    "timestamp": "2025-08-11T20:27:35.351498",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_9",
    "target_text": "Here's a comprehensive explanation of topic_9...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.6684500945138816,
    "timestamp": "2025-08-11T20:27:35.351499",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_10 problems?",
    "target_text": "To solve problem_type_10 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.810963096479273,
    "timestamp": "2025-08-11T20:27:35.351501",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_11 and concept_12?",
    "target_text": "The key differences between concept_11 and concept_12 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.203466248932238,
    "timestamp": "2025-08-11T20:27:35.351502",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_12",
    "target_text": "Here's a comprehensive explanation of topic_12...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.697345749163684,
    "timestamp": "2025-08-11T20:27:35.351504",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_13 problems?",
    "target_text": "To solve problem_type_13 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.356347146256637,
    "timestamp": "2025-08-11T20:27:35.351505",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_14 and concept_15?",
    "target_text": "The key differences between concept_14 and concept_15 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.474291042802001,
    "timestamp": "2025-08-11T20:27:35.351507",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_15",
    "target_text": "Here's a comprehensive explanation of topic_15...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.704294920173351,
    "timestamp": "2025-08-11T20:27:35.351508",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_16 problems?",
    "target_text": "To solve problem_type_16 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.734987980672913,
    "timestamp": "2025-08-11T20:27:35.351510",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_17 and concept_18?",
    "target_text": "The key differences between concept_17 and concept_18 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.955937943175321,
    "timestamp": "2025-08-11T20:27:35.351511",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_18",
    "target_text": "Here's a comprehensive explanation of topic_18...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.283628581777634,
    "timestamp": "2025-08-11T20:27:35.351512",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_19 problems?",
    "target_text": "To solve problem_type_19 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.785465715433956,
    "timestamp": "2025-08-11T20:27:35.351514",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_0?",
    "target_text": "Here's how to implement algorithm_0...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.885564569890473,
    "timestamp": "2025-08-11T20:27:35.355141",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_1 in programming",
    "target_text": "In programming, concept_1 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.9294228984453325,
    "timestamp": "2025-08-11T20:27:35.355142",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_2?",
    "target_text": "Best practices for topic_2 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.971840838558461,
    "timestamp": "2025-08-11T20:27:35.355144",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_3?",
    "target_text": "Here's how to implement algorithm_3...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.469488155203803,
    "timestamp": "2025-08-11T20:27:35.355145",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_4 in programming",
    "target_text": "In programming, concept_4 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.422343575809372,
    "timestamp": "2025-08-11T20:27:35.355146",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_5?",
    "target_text": "Best practices for topic_5 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.686721439098254,
    "timestamp": "2025-08-11T20:27:35.355148",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_6?",
    "target_text": "Here's how to implement algorithm_6...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.310153055170285,
    "timestamp": "2025-08-11T20:27:35.355149",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_7 in programming",
    "target_text": "In programming, concept_7 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.416511295134176,
    "timestamp": "2025-08-11T20:27:35.355151",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_8?",
    "target_text": "Best practices for topic_8 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 3.9469630325637657,
    "timestamp": "2025-08-11T20:27:35.355152",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_9?",
    "target_text": "Here's how to implement algorithm_9...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.887164066663548,
    "timestamp": "2025-08-11T20:27:35.355154",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_10 in programming",
    "target_text": "In programming, concept_10 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.86751514530488,
    "timestamp": "2025-08-11T20:27:35.355155",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_11?",
    "target_text": "Best practices for topic_11 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 3.9836742727029106,
    "timestamp": "2025-08-11T20:27:35.355156",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_12?",
    "target_text": "Here's how to implement algorithm_12...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.803512460438152,
    "timestamp": "2025-08-11T20:27:35.355158",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_13 in programming",
    "target_text": "In programming, concept_13 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.2203819265202025,
    "timestamp": "2025-08-11T20:27:35.355159",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_14?",
    "target_text": "Best practices for topic_14 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.692287313302855,
    "timestamp": "2025-08-11T20:27:35.355161",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_15?",
    "target_text": "Here's how to implement algorithm_15...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.179448302767517,
    "timestamp": "2025-08-11T20:27:35.355162",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_16 in programming",
    "target_text": "In programming, concept_16 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.8861411340696677,
    "timestamp": "2025-08-11T20:27:35.355163",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_17?",
    "target_text": "Best practices for topic_17 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 3.9068278438337645,
    "timestamp": "2025-08-11T20:27:35.355165",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_18?",
    "target_text": "Here's how to implement algorithm_18...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.977720324224405,
    "timestamp": "2025-08-11T20:27:35.355166",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_19 in programming",
    "target_text": "In programming, concept_19 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.6535046056594584,
    "timestamp": "2025-08-11T20:27:35.355168",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_0",
    "target_text": "Here's a comprehensive explanation of topic_0...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.8423674941634056,
    "timestamp": "2025-08-12T01:46:39.761424",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_1 problems?",
    "target_text": "To solve problem_type_1 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.28725702334505,
    "timestamp": "2025-08-12T01:46:39.761426",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_2 and concept_3?",
    "target_text": "The key differences between concept_2 and concept_3 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.366034770115439,
    "timestamp": "2025-08-12T01:46:39.761428",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_3",
    "target_text": "Here's a comprehensive explanation of topic_3...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.438170414379983,
    "timestamp": "2025-08-12T01:46:39.761429",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_4 problems?",
    "target_text": "To solve problem_type_4 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.31474392165544,
    "timestamp": "2025-08-12T01:46:39.761431",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_5 and concept_6?",
    "target_text": "The key differences between concept_5 and concept_6 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 3.8798105817858892,
    "timestamp": "2025-08-12T01:46:39.761432",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_6",
    "target_text": "Here's a comprehensive explanation of topic_6...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.200787637254624,
    "timestamp": "2025-08-12T01:46:39.761433",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_7 problems?",
    "target_text": "To solve problem_type_7 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.921898049639715,
    "timestamp": "2025-08-12T01:46:39.761435",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_8 and concept_9?",
    "target_text": "The key differences between concept_8 and concept_9 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 3.940561678379283,
    "timestamp": "2025-08-12T01:46:39.761436",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_9",
    "target_text": "Here's a comprehensive explanation of topic_9...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.575589895317653,
    "timestamp": "2025-08-12T01:46:39.761438",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_10 problems?",
    "target_text": "To solve problem_type_10 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.7068889154181477,
    "timestamp": "2025-08-12T01:46:39.761439",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_11 and concept_12?",
    "target_text": "The key differences between concept_11 and concept_12 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 3.9600594088703147,
    "timestamp": "2025-08-12T01:46:39.761440",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_12",
    "target_text": "Here's a comprehensive explanation of topic_12...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.028948486516103,
    "timestamp": "2025-08-12T01:46:39.761442",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_13 problems?",
    "target_text": "To solve problem_type_13 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.667864073434814,
    "timestamp": "2025-08-12T01:46:39.761443",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_14 and concept_15?",
    "target_text": "The key differences between concept_14 and concept_15 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.777054049884371,
    "timestamp": "2025-08-12T01:46:39.761445",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_15",
    "target_text": "Here's a comprehensive explanation of topic_15...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.7073261967342312,
    "timestamp": "2025-08-12T01:46:39.761446",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_16 problems?",
    "target_text": "To solve problem_type_16 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.9842850991804397,
    "timestamp": "2025-08-12T01:46:39.761447",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_17 and concept_18?",
    "target_text": "The key differences between concept_17 and concept_18 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.8876735444395925,
    "timestamp": "2025-08-12T01:46:39.761449",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_18",
    "target_text": "Here's a comprehensive explanation of topic_18...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.472085277076198,
    "timestamp": "2025-08-12T01:46:39.761450",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_19 problems?",
    "target_text": "To solve problem_type_19 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.729400276058005,
    "timestamp": "2025-08-12T01:46:39.761451",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_0?",
    "target_text": "Here's how to implement algorithm_0...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.911787813877863,
    "timestamp": "2025-08-12T01:46:39.765459",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_1 in programming",
    "target_text": "In programming, concept_1 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.640307055215036,
    "timestamp": "2025-08-12T01:46:39.765461",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_2?",
    "target_text": "Best practices for topic_2 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.851775791750853,
    "timestamp": "2025-08-12T01:46:39.765462",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_3?",
    "target_text": "Here's how to implement algorithm_3...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.841102300522575,
    "timestamp": "2025-08-12T01:46:39.765464",
    "metadata": {}
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  {
    "input_text": "Explain concept_4 in programming",
    "target_text": "In programming, concept_4 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.923839561474807,
    "timestamp": "2025-08-12T01:46:39.765465",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_5?",
    "target_text": "Best practices for topic_5 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.442459675280232,
    "timestamp": "2025-08-12T01:46:39.765466",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_6?",
    "target_text": "Here's how to implement algorithm_6...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.681952723169937,
    "timestamp": "2025-08-12T01:46:39.765468",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_7 in programming",
    "target_text": "In programming, concept_7 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.364497881685857,
    "timestamp": "2025-08-12T01:46:39.765469",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_8?",
    "target_text": "Best practices for topic_8 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.369965365390873,
    "timestamp": "2025-08-12T01:46:39.765471",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_9?",
    "target_text": "Here's how to implement algorithm_9...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.808326580350995,
    "timestamp": "2025-08-12T01:46:39.765472",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_10 in programming",
    "target_text": "In programming, concept_10 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.249708694211922,
    "timestamp": "2025-08-12T01:46:39.765474",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_11?",
    "target_text": "Best practices for topic_11 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.527298155466366,
    "timestamp": "2025-08-12T01:46:39.765475",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_12?",
    "target_text": "Here's how to implement algorithm_12...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.054510957935383,
    "timestamp": "2025-08-12T01:46:39.765476",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_13 in programming",
    "target_text": "In programming, concept_13 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.449222140005812,
    "timestamp": "2025-08-12T01:46:39.765478",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_14?",
    "target_text": "Best practices for topic_14 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.523978078576319,
    "timestamp": "2025-08-12T01:46:39.765479",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_15?",
    "target_text": "Here's how to implement algorithm_15...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.9268007592233465,
    "timestamp": "2025-08-12T01:46:39.765481",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_16 in programming",
    "target_text": "In programming, concept_16 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.466628311694513,
    "timestamp": "2025-08-12T01:46:39.765482",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_17?",
    "target_text": "Best practices for topic_17 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.003851047633231,
    "timestamp": "2025-08-12T01:46:39.765483",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_18?",
    "target_text": "Here's how to implement algorithm_18...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.967089455640766,
    "timestamp": "2025-08-12T01:46:39.765485",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_19 in programming",
    "target_text": "In programming, concept_19 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.084742797165029,
    "timestamp": "2025-08-12T01:46:39.765486",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_0",
    "target_text": "Here's a comprehensive explanation of topic_0...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.958983338218692,
    "timestamp": "2025-08-12T13:44:49.489640",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_1 problems?",
    "target_text": "To solve problem_type_1 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.9331608398649864,
    "timestamp": "2025-08-12T13:44:49.489642",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_2 and concept_3?",
    "target_text": "The key differences between concept_2 and concept_3 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 3.9277144404229323,
    "timestamp": "2025-08-12T13:44:49.489644",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_3",
    "target_text": "Here's a comprehensive explanation of topic_3...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.898213361490574,
    "timestamp": "2025-08-12T13:44:49.489645",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_4 problems?",
    "target_text": "To solve problem_type_4 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.368089198405015,
    "timestamp": "2025-08-12T13:44:49.489647",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_5 and concept_6?",
    "target_text": "The key differences between concept_5 and concept_6 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 3.9183724955773407,
    "timestamp": "2025-08-12T13:44:49.489648",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_6",
    "target_text": "Here's a comprehensive explanation of topic_6...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.062806535352063,
    "timestamp": "2025-08-12T13:44:49.489650",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_7 problems?",
    "target_text": "To solve problem_type_7 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.567804741045249,
    "timestamp": "2025-08-12T13:44:49.489652",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_8 and concept_9?",
    "target_text": "The key differences between concept_8 and concept_9 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 3.5859701590315645,
    "timestamp": "2025-08-12T13:44:49.489653",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_9",
    "target_text": "Here's a comprehensive explanation of topic_9...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.629636683427085,
    "timestamp": "2025-08-12T13:44:49.489655",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_10 problems?",
    "target_text": "To solve problem_type_10 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.9943257680879483,
    "timestamp": "2025-08-12T13:44:49.489656",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_11 and concept_12?",
    "target_text": "The key differences between concept_11 and concept_12 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.986615697189905,
    "timestamp": "2025-08-12T13:44:49.489658",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_12",
    "target_text": "Here's a comprehensive explanation of topic_12...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.844806001939935,
    "timestamp": "2025-08-12T13:44:49.489659",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_13 problems?",
    "target_text": "To solve problem_type_13 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.453333825405614,
    "timestamp": "2025-08-12T13:44:49.489661",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_14 and concept_15?",
    "target_text": "The key differences between concept_14 and concept_15 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.550550263253709,
    "timestamp": "2025-08-12T13:44:49.489662",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_15",
    "target_text": "Here's a comprehensive explanation of topic_15...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.89910714611501,
    "timestamp": "2025-08-12T13:44:49.489664",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_16 problems?",
    "target_text": "To solve problem_type_16 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.874994570165835,
    "timestamp": "2025-08-12T13:44:49.489665",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_17 and concept_18?",
    "target_text": "The key differences between concept_17 and concept_18 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.880664839610794,
    "timestamp": "2025-08-12T13:44:49.489667",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_18",
    "target_text": "Here's a comprehensive explanation of topic_18...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.104027434944463,
    "timestamp": "2025-08-12T13:44:49.489668",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_19 problems?",
    "target_text": "To solve problem_type_19 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.094613578803221,
    "timestamp": "2025-08-12T13:44:49.489670",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_0?",
    "target_text": "Here's how to implement algorithm_0...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.23369734863709,
    "timestamp": "2025-08-12T13:44:49.493798",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_1 in programming",
    "target_text": "In programming, concept_1 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.723938203232828,
    "timestamp": "2025-08-12T13:44:49.493800",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_2?",
    "target_text": "Best practices for topic_2 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.284077448506627,
    "timestamp": "2025-08-12T13:44:49.493801",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_3?",
    "target_text": "Here's how to implement algorithm_3...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.706057526673849,
    "timestamp": "2025-08-12T13:44:49.493802",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_4 in programming",
    "target_text": "In programming, concept_4 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.6469599328652076,
    "timestamp": "2025-08-12T13:44:49.493804",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_5?",
    "target_text": "Best practices for topic_5 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 3.9977508489896647,
    "timestamp": "2025-08-12T13:44:49.493805",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_6?",
    "target_text": "Here's how to implement algorithm_6...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.886603906081958,
    "timestamp": "2025-08-12T13:44:49.493806",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_7 in programming",
    "target_text": "In programming, concept_7 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.845064479069415,
    "timestamp": "2025-08-12T13:44:49.493807",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_8?",
    "target_text": "Best practices for topic_8 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 3.691738815677481,
    "timestamp": "2025-08-12T13:44:49.493809",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_9?",
    "target_text": "Here's how to implement algorithm_9...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.346640443710275,
    "timestamp": "2025-08-12T13:44:49.493810",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_10 in programming",
    "target_text": "In programming, concept_10 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.936983730022357,
    "timestamp": "2025-08-12T13:44:49.493811",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_11?",
    "target_text": "Best practices for topic_11 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 3.693861564829521,
    "timestamp": "2025-08-12T13:44:49.493813",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_12?",
    "target_text": "Here's how to implement algorithm_12...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.5820700237581535,
    "timestamp": "2025-08-12T13:44:49.493814",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_13 in programming",
    "target_text": "In programming, concept_13 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.454590117428521,
    "timestamp": "2025-08-12T13:44:49.493815",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_14?",
    "target_text": "Best practices for topic_14 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.304177605757518,
    "timestamp": "2025-08-12T13:44:49.493816",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_15?",
    "target_text": "Here's how to implement algorithm_15...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.10310468424872,
    "timestamp": "2025-08-12T13:44:49.493818",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_16 in programming",
    "target_text": "In programming, concept_16 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.367862593565207,
    "timestamp": "2025-08-12T13:44:49.493819",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_17?",
    "target_text": "Best practices for topic_17 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.557555452087121,
    "timestamp": "2025-08-12T13:44:49.493820",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_18?",
    "target_text": "Here's how to implement algorithm_18...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.235738940745535,
    "timestamp": "2025-08-12T13:44:49.493822",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_19 in programming",
    "target_text": "In programming, concept_19 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.184750082495988,
    "timestamp": "2025-08-12T13:44:49.493823",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_0",
    "target_text": "Here's a comprehensive explanation of topic_0...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.017601988083905,
    "timestamp": "2025-08-12T13:51:36.680367",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_1 problems?",
    "target_text": "To solve problem_type_1 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.558548692453472,
    "timestamp": "2025-08-12T13:51:36.680369",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_2 and concept_3?",
    "target_text": "The key differences between concept_2 and concept_3 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 3.5727553332301394,
    "timestamp": "2025-08-12T13:51:36.680371",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_3",
    "target_text": "Here's a comprehensive explanation of topic_3...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.059290197206817,
    "timestamp": "2025-08-12T13:51:36.680372",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_4 problems?",
    "target_text": "To solve problem_type_4 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.764106053319568,
    "timestamp": "2025-08-12T13:51:36.680373",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_5 and concept_6?",
    "target_text": "The key differences between concept_5 and concept_6 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 3.958698236474177,
    "timestamp": "2025-08-12T13:51:36.680374",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_6",
    "target_text": "Here's a comprehensive explanation of topic_6...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.720121101159689,
    "timestamp": "2025-08-12T13:51:36.680376",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_7 problems?",
    "target_text": "To solve problem_type_7 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.765554625367659,
    "timestamp": "2025-08-12T13:51:36.680377",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_8 and concept_9?",
    "target_text": "The key differences between concept_8 and concept_9 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.478421283278384,
    "timestamp": "2025-08-12T13:51:36.680379",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_9",
    "target_text": "Here's a comprehensive explanation of topic_9...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.93422858534356,
    "timestamp": "2025-08-12T13:51:36.680380",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_10 problems?",
    "target_text": "To solve problem_type_10 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.792556559748351,
    "timestamp": "2025-08-12T13:51:36.680381",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_11 and concept_12?",
    "target_text": "The key differences between concept_11 and concept_12 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.390945920689382,
    "timestamp": "2025-08-12T13:51:36.680383",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_12",
    "target_text": "Here's a comprehensive explanation of topic_12...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.5845605478221305,
    "timestamp": "2025-08-12T13:51:36.680384",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_13 problems?",
    "target_text": "To solve problem_type_13 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.429083957725356,
    "timestamp": "2025-08-12T13:51:36.680385",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_14 and concept_15?",
    "target_text": "The key differences between concept_14 and concept_15 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.32741812541418,
    "timestamp": "2025-08-12T13:51:36.680386",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_15",
    "target_text": "Here's a comprehensive explanation of topic_15...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.0468770053342284,
    "timestamp": "2025-08-12T13:51:36.680388",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_16 problems?",
    "target_text": "To solve problem_type_16 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.3068714013779745,
    "timestamp": "2025-08-12T13:51:36.680389",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_17 and concept_18?",
    "target_text": "The key differences between concept_17 and concept_18 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 3.7318245462420236,
    "timestamp": "2025-08-12T13:51:36.680390",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_18",
    "target_text": "Here's a comprehensive explanation of topic_18...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.694633430063698,
    "timestamp": "2025-08-12T13:51:36.680392",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_19 problems?",
    "target_text": "To solve problem_type_19 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.922138222626717,
    "timestamp": "2025-08-12T13:51:36.680393",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_0?",
    "target_text": "Here's how to implement algorithm_0...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.5893660527791833,
    "timestamp": "2025-08-12T13:51:36.684926",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_1 in programming",
    "target_text": "In programming, concept_1 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.523765698811984,
    "timestamp": "2025-08-12T13:51:36.684928",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_2?",
    "target_text": "Best practices for topic_2 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 3.9249698859605027,
    "timestamp": "2025-08-12T13:51:36.684929",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_3?",
    "target_text": "Here's how to implement algorithm_3...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.370594576247339,
    "timestamp": "2025-08-12T13:51:36.684930",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_4 in programming",
    "target_text": "In programming, concept_4 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.177752621283824,
    "timestamp": "2025-08-12T13:51:36.684931",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_5?",
    "target_text": "Best practices for topic_5 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.670734141215604,
    "timestamp": "2025-08-12T13:51:36.684933",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_6?",
    "target_text": "Here's how to implement algorithm_6...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.737639958451697,
    "timestamp": "2025-08-12T13:51:36.684934",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_7 in programming",
    "target_text": "In programming, concept_7 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.7338365274395304,
    "timestamp": "2025-08-12T13:51:36.684935",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_8?",
    "target_text": "Best practices for topic_8 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.269439976587526,
    "timestamp": "2025-08-12T13:51:36.684937",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_9?",
    "target_text": "Here's how to implement algorithm_9...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.041883757060218,
    "timestamp": "2025-08-12T13:51:36.684938",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_10 in programming",
    "target_text": "In programming, concept_10 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.566401910640921,
    "timestamp": "2025-08-12T13:51:36.684939",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_11?",
    "target_text": "Best practices for topic_11 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 3.7567092633188497,
    "timestamp": "2025-08-12T13:51:36.684940",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_12?",
    "target_text": "Here's how to implement algorithm_12...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.815872327663892,
    "timestamp": "2025-08-12T13:51:36.684942",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_13 in programming",
    "target_text": "In programming, concept_13 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.7506233686080312,
    "timestamp": "2025-08-12T13:51:36.684943",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_14?",
    "target_text": "Best practices for topic_14 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.593936001545511,
    "timestamp": "2025-08-12T13:51:36.684944",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_15?",
    "target_text": "Here's how to implement algorithm_15...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.80387493088622,
    "timestamp": "2025-08-12T13:51:36.684945",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_16 in programming",
    "target_text": "In programming, concept_16 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.224974372102982,
    "timestamp": "2025-08-12T13:51:36.684947",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_17?",
    "target_text": "Best practices for topic_17 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.999890898220607,
    "timestamp": "2025-08-12T13:51:36.684948",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_18?",
    "target_text": "Here's how to implement algorithm_18...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.241887021869257,
    "timestamp": "2025-08-12T13:51:36.684949",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_19 in programming",
    "target_text": "In programming, concept_19 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.886639464057618,
    "timestamp": "2025-08-12T13:51:36.684950",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_0",
    "target_text": "Here's a comprehensive explanation of topic_0...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.244596325091515,
    "timestamp": "2025-08-12T13:58:09.054877",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_1 problems?",
    "target_text": "To solve problem_type_1 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.650868380833656,
    "timestamp": "2025-08-12T13:58:09.054881",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_2 and concept_3?",
    "target_text": "The key differences between concept_2 and concept_3 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 3.98140076651879,
    "timestamp": "2025-08-12T13:58:09.054883",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_3",
    "target_text": "Here's a comprehensive explanation of topic_3...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.113058954999475,
    "timestamp": "2025-08-12T13:58:09.054884",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_4 problems?",
    "target_text": "To solve problem_type_4 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.930530914000848,
    "timestamp": "2025-08-12T13:58:09.054885",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_5 and concept_6?",
    "target_text": "The key differences between concept_5 and concept_6 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.436010204592637,
    "timestamp": "2025-08-12T13:58:09.054887",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_6",
    "target_text": "Here's a comprehensive explanation of topic_6...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.323899672288832,
    "timestamp": "2025-08-12T13:58:09.054888",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_7 problems?",
    "target_text": "To solve problem_type_7 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.645114258652069,
    "timestamp": "2025-08-12T13:58:09.054889",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_8 and concept_9?",
    "target_text": "The key differences between concept_8 and concept_9 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.946724150692108,
    "timestamp": "2025-08-12T13:58:09.054891",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_9",
    "target_text": "Here's a comprehensive explanation of topic_9...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.4756171660426745,
    "timestamp": "2025-08-12T13:58:09.054893",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_10 problems?",
    "target_text": "To solve problem_type_10 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.295936101761461,
    "timestamp": "2025-08-12T13:58:09.054894",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_11 and concept_12?",
    "target_text": "The key differences between concept_11 and concept_12 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 3.7854769452679604,
    "timestamp": "2025-08-12T13:58:09.054896",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_12",
    "target_text": "Here's a comprehensive explanation of topic_12...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.072968080347163,
    "timestamp": "2025-08-12T13:58:09.054897",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_13 problems?",
    "target_text": "To solve problem_type_13 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.034896658218546,
    "timestamp": "2025-08-12T13:58:09.054898",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_14 and concept_15?",
    "target_text": "The key differences between concept_14 and concept_15 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.863281589306304,
    "timestamp": "2025-08-12T13:58:09.054900",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_15",
    "target_text": "Here's a comprehensive explanation of topic_15...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.6518487893828455,
    "timestamp": "2025-08-12T13:58:09.054901",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_16 problems?",
    "target_text": "To solve problem_type_16 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.260954146416367,
    "timestamp": "2025-08-12T13:58:09.054903",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_17 and concept_18?",
    "target_text": "The key differences between concept_17 and concept_18 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 3.8093560821405963,
    "timestamp": "2025-08-12T13:58:09.054904",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_18",
    "target_text": "Here's a comprehensive explanation of topic_18...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.974694411255216,
    "timestamp": "2025-08-12T13:58:09.054905",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_19 problems?",
    "target_text": "To solve problem_type_19 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.363126728492889,
    "timestamp": "2025-08-12T13:58:09.054906",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_0?",
    "target_text": "Here's how to implement algorithm_0...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.364693185662415,
    "timestamp": "2025-08-12T13:58:09.060609",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_1 in programming",
    "target_text": "In programming, concept_1 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.0046547222905495,
    "timestamp": "2025-08-12T13:58:09.060611",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_2?",
    "target_text": "Best practices for topic_2 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.271134568046376,
    "timestamp": "2025-08-12T13:58:09.060613",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_3?",
    "target_text": "Here's how to implement algorithm_3...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.705102835071198,
    "timestamp": "2025-08-12T13:58:09.060614",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_4 in programming",
    "target_text": "In programming, concept_4 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.029204905448767,
    "timestamp": "2025-08-12T13:58:09.060615",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_5?",
    "target_text": "Best practices for topic_5 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.678975682684535,
    "timestamp": "2025-08-12T13:58:09.060617",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_6?",
    "target_text": "Here's how to implement algorithm_6...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.648389339634874,
    "timestamp": "2025-08-12T13:58:09.060618",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_7 in programming",
    "target_text": "In programming, concept_7 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.5073352405360576,
    "timestamp": "2025-08-12T13:58:09.060619",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_8?",
    "target_text": "Best practices for topic_8 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.931655402372561,
    "timestamp": "2025-08-12T13:58:09.060620",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_9?",
    "target_text": "Here's how to implement algorithm_9...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.895842150796588,
    "timestamp": "2025-08-12T13:58:09.060622",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_10 in programming",
    "target_text": "In programming, concept_10 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.38404718408985,
    "timestamp": "2025-08-12T13:58:09.060623",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_11?",
    "target_text": "Best practices for topic_11 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.782855675346692,
    "timestamp": "2025-08-12T13:58:09.060624",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_12?",
    "target_text": "Here's how to implement algorithm_12...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.316928167766521,
    "timestamp": "2025-08-12T13:58:09.060626",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_13 in programming",
    "target_text": "In programming, concept_13 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.8137213372023644,
    "timestamp": "2025-08-12T13:58:09.060627",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_14?",
    "target_text": "Best practices for topic_14 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.987548851080773,
    "timestamp": "2025-08-12T13:58:09.060628",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_15?",
    "target_text": "Here's how to implement algorithm_15...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.507748677388063,
    "timestamp": "2025-08-12T13:58:09.060630",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_16 in programming",
    "target_text": "In programming, concept_16 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.8357303748808453,
    "timestamp": "2025-08-12T13:58:09.060631",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_17?",
    "target_text": "Best practices for topic_17 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.572384296499841,
    "timestamp": "2025-08-12T13:58:09.060632",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_18?",
    "target_text": "Here's how to implement algorithm_18...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.553476545080229,
    "timestamp": "2025-08-12T13:58:09.060633",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_19 in programming",
    "target_text": "In programming, concept_19 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.378640476959065,
    "timestamp": "2025-08-12T13:58:09.060635",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_0",
    "target_text": "Here's a comprehensive explanation of topic_0...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.512060682232446,
    "timestamp": "2025-08-12T14:07:25.995144",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_1 problems?",
    "target_text": "To solve problem_type_1 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.458051721422385,
    "timestamp": "2025-08-12T14:07:25.995146",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_2 and concept_3?",
    "target_text": "The key differences between concept_2 and concept_3 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.890481636604804,
    "timestamp": "2025-08-12T14:07:25.995148",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_3",
    "target_text": "Here's a comprehensive explanation of topic_3...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.821011858848689,
    "timestamp": "2025-08-12T14:07:25.995149",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_4 problems?",
    "target_text": "To solve problem_type_4 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.646074665055656,
    "timestamp": "2025-08-12T14:07:25.995151",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_5 and concept_6?",
    "target_text": "The key differences between concept_5 and concept_6 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.5395619699056775,
    "timestamp": "2025-08-12T14:07:25.995152",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_6",
    "target_text": "Here's a comprehensive explanation of topic_6...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.726644240112699,
    "timestamp": "2025-08-12T14:07:25.995153",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_7 problems?",
    "target_text": "To solve problem_type_7 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.5776669970364363,
    "timestamp": "2025-08-12T14:07:25.995155",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_8 and concept_9?",
    "target_text": "The key differences between concept_8 and concept_9 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 3.90477871734049,
    "timestamp": "2025-08-12T14:07:25.995156",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_9",
    "target_text": "Here's a comprehensive explanation of topic_9...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.6538031724770064,
    "timestamp": "2025-08-12T14:07:25.995157",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_10 problems?",
    "target_text": "To solve problem_type_10 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.6672530981937443,
    "timestamp": "2025-08-12T14:07:25.995158",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_11 and concept_12?",
    "target_text": "The key differences between concept_11 and concept_12 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 3.668545776826945,
    "timestamp": "2025-08-12T14:07:25.995160",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_12",
    "target_text": "Here's a comprehensive explanation of topic_12...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.9071505903030666,
    "timestamp": "2025-08-12T14:07:25.995161",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_13 problems?",
    "target_text": "To solve problem_type_13 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.990103494465796,
    "timestamp": "2025-08-12T14:07:25.995162",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_14 and concept_15?",
    "target_text": "The key differences between concept_14 and concept_15 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 3.5550163585999344,
    "timestamp": "2025-08-12T14:07:25.995164",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_15",
    "target_text": "Here's a comprehensive explanation of topic_15...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.065357889951028,
    "timestamp": "2025-08-12T14:07:25.995165",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_16 problems?",
    "target_text": "To solve problem_type_16 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.241256723944866,
    "timestamp": "2025-08-12T14:07:25.995166",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_17 and concept_18?",
    "target_text": "The key differences between concept_17 and concept_18 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.371016389175294,
    "timestamp": "2025-08-12T14:07:25.995168",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_18",
    "target_text": "Here's a comprehensive explanation of topic_18...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.258965073671402,
    "timestamp": "2025-08-12T14:07:25.995169",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_19 problems?",
    "target_text": "To solve problem_type_19 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.742269620107728,
    "timestamp": "2025-08-12T14:07:25.995170",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_0?",
    "target_text": "Here's how to implement algorithm_0...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.8111173295827765,
    "timestamp": "2025-08-12T14:07:26.000583",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_1 in programming",
    "target_text": "In programming, concept_1 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.4805842146699755,
    "timestamp": "2025-08-12T14:07:26.000585",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_2?",
    "target_text": "Best practices for topic_2 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.387097503692889,
    "timestamp": "2025-08-12T14:07:26.000586",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_3?",
    "target_text": "Here's how to implement algorithm_3...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.163736054021148,
    "timestamp": "2025-08-12T14:07:26.000587",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_4 in programming",
    "target_text": "In programming, concept_4 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.1029200405216475,
    "timestamp": "2025-08-12T14:07:26.000589",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_5?",
    "target_text": "Best practices for topic_5 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.050396572053011,
    "timestamp": "2025-08-12T14:07:26.000590",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_6?",
    "target_text": "Here's how to implement algorithm_6...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.9396099400639066,
    "timestamp": "2025-08-12T14:07:26.000591",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_7 in programming",
    "target_text": "In programming, concept_7 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.349850910631893,
    "timestamp": "2025-08-12T14:07:26.000593",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_8?",
    "target_text": "Best practices for topic_8 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.184650852633165,
    "timestamp": "2025-08-12T14:07:26.000594",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_9?",
    "target_text": "Here's how to implement algorithm_9...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.926905295368086,
    "timestamp": "2025-08-12T14:07:26.000595",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_10 in programming",
    "target_text": "In programming, concept_10 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.194999477942534,
    "timestamp": "2025-08-12T14:07:26.000597",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_11?",
    "target_text": "Best practices for topic_11 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 3.66070144170923,
    "timestamp": "2025-08-12T14:07:26.000598",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_12?",
    "target_text": "Here's how to implement algorithm_12...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.843966207893911,
    "timestamp": "2025-08-12T14:07:26.000605",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_13 in programming",
    "target_text": "In programming, concept_13 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.30329970532391,
    "timestamp": "2025-08-12T14:07:26.000611",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_14?",
    "target_text": "Best practices for topic_14 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 3.81623916649577,
    "timestamp": "2025-08-12T14:07:26.000613",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_15?",
    "target_text": "Here's how to implement algorithm_15...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.8765343307023628,
    "timestamp": "2025-08-12T14:07:26.000614",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_16 in programming",
    "target_text": "In programming, concept_16 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.25654353272526,
    "timestamp": "2025-08-12T14:07:26.000616",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_17?",
    "target_text": "Best practices for topic_17 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.197526099901467,
    "timestamp": "2025-08-12T14:07:26.000617",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_18?",
    "target_text": "Here's how to implement algorithm_18...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.954617718546611,
    "timestamp": "2025-08-12T14:07:26.000619",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_19 in programming",
    "target_text": "In programming, concept_19 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.210380057977052,
    "timestamp": "2025-08-12T14:07:26.000620",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_0",
    "target_text": "Here's a comprehensive explanation of topic_0...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.7284352675187966,
    "timestamp": "2025-08-12T14:10:50.161868",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_1 problems?",
    "target_text": "To solve problem_type_1 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.6696950722167623,
    "timestamp": "2025-08-12T14:10:50.161870",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_2 and concept_3?",
    "target_text": "The key differences between concept_2 and concept_3 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.5157559289872635,
    "timestamp": "2025-08-12T14:10:50.161871",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_3",
    "target_text": "Here's a comprehensive explanation of topic_3...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.704262122064834,
    "timestamp": "2025-08-12T14:10:50.161873",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_4 problems?",
    "target_text": "To solve problem_type_4 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.788221275789613,
    "timestamp": "2025-08-12T14:10:50.161874",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_5 and concept_6?",
    "target_text": "The key differences between concept_5 and concept_6 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.671617352820663,
    "timestamp": "2025-08-12T14:10:50.161875",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_6",
    "target_text": "Here's a comprehensive explanation of topic_6...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.881832315853976,
    "timestamp": "2025-08-12T14:10:50.161877",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_7 problems?",
    "target_text": "To solve problem_type_7 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.711144938871189,
    "timestamp": "2025-08-12T14:10:50.161884",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_8 and concept_9?",
    "target_text": "The key differences between concept_8 and concept_9 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 3.8650243680244563,
    "timestamp": "2025-08-12T14:10:50.161886",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_9",
    "target_text": "Here's a comprehensive explanation of topic_9...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.062410326945634,
    "timestamp": "2025-08-12T14:10:50.161887",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_10 problems?",
    "target_text": "To solve problem_type_10 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.898395698348101,
    "timestamp": "2025-08-12T14:10:50.161888",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_11 and concept_12?",
    "target_text": "The key differences between concept_11 and concept_12 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.859385987148082,
    "timestamp": "2025-08-12T14:10:50.161890",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_12",
    "target_text": "Here's a comprehensive explanation of topic_12...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.527481958620029,
    "timestamp": "2025-08-12T14:10:50.161891",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_13 problems?",
    "target_text": "To solve problem_type_13 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.8590788046605184,
    "timestamp": "2025-08-12T14:10:50.161892",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_14 and concept_15?",
    "target_text": "The key differences between concept_14 and concept_15 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.878462545329963,
    "timestamp": "2025-08-12T14:10:50.161894",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_15",
    "target_text": "Here's a comprehensive explanation of topic_15...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.982623458530711,
    "timestamp": "2025-08-12T14:10:50.161895",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_16 problems?",
    "target_text": "To solve problem_type_16 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.6933528358266,
    "timestamp": "2025-08-12T14:10:50.161897",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_17 and concept_18?",
    "target_text": "The key differences between concept_17 and concept_18 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 3.659761592088819,
    "timestamp": "2025-08-12T14:10:50.161898",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_18",
    "target_text": "Here's a comprehensive explanation of topic_18...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.7273790088522163,
    "timestamp": "2025-08-12T14:10:50.161900",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_19 problems?",
    "target_text": "To solve problem_type_19 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.804308168704949,
    "timestamp": "2025-08-12T14:10:50.161901",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_0?",
    "target_text": "Here's how to implement algorithm_0...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.704502624449018,
    "timestamp": "2025-08-12T14:10:50.168134",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_1 in programming",
    "target_text": "In programming, concept_1 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.194842301786641,
    "timestamp": "2025-08-12T14:10:50.168135",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_2?",
    "target_text": "Best practices for topic_2 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 3.838351423706646,
    "timestamp": "2025-08-12T14:10:50.168137",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_3?",
    "target_text": "Here's how to implement algorithm_3...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.229545763449059,
    "timestamp": "2025-08-12T14:10:50.168138",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_4 in programming",
    "target_text": "In programming, concept_4 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.569413644052836,
    "timestamp": "2025-08-12T14:10:50.168139",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_5?",
    "target_text": "Best practices for topic_5 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.280636211325971,
    "timestamp": "2025-08-12T14:10:50.168141",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_6?",
    "target_text": "Here's how to implement algorithm_6...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.160393084997622,
    "timestamp": "2025-08-12T14:10:50.168142",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_7 in programming",
    "target_text": "In programming, concept_7 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.6284440610404367,
    "timestamp": "2025-08-12T14:10:50.168143",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_8?",
    "target_text": "Best practices for topic_8 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.51449610666042,
    "timestamp": "2025-08-12T14:10:50.168145",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_9?",
    "target_text": "Here's how to implement algorithm_9...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.725393232576964,
    "timestamp": "2025-08-12T14:10:50.168146",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_10 in programming",
    "target_text": "In programming, concept_10 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.565237049437253,
    "timestamp": "2025-08-12T14:10:50.168147",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_11?",
    "target_text": "Best practices for topic_11 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.95202717140298,
    "timestamp": "2025-08-12T14:10:50.168149",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_12?",
    "target_text": "Here's how to implement algorithm_12...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.905059402354479,
    "timestamp": "2025-08-12T14:10:50.168150",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_13 in programming",
    "target_text": "In programming, concept_13 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.7012592545154344,
    "timestamp": "2025-08-12T14:10:50.168151",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_14?",
    "target_text": "Best practices for topic_14 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.937711124743793,
    "timestamp": "2025-08-12T14:10:50.168152",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_15?",
    "target_text": "Here's how to implement algorithm_15...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.5919870820520825,
    "timestamp": "2025-08-12T14:10:50.168154",
    "metadata": {}
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  {
    "input_text": "Explain concept_16 in programming",
    "target_text": "In programming, concept_16 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.506328844408535,
    "timestamp": "2025-08-12T14:10:50.168155",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_17?",
    "target_text": "Best practices for topic_17 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 3.7834435727248725,
    "timestamp": "2025-08-12T14:10:50.168156",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_18?",
    "target_text": "Here's how to implement algorithm_18...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.358109616106742,
    "timestamp": "2025-08-12T14:10:50.168158",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_19 in programming",
    "target_text": "In programming, concept_19 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.549298359928368,
    "timestamp": "2025-08-12T14:10:50.168159",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_0",
    "target_text": "Here's a comprehensive explanation of topic_0...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.452441760905355,
    "timestamp": "2025-08-12T14:16:43.842580",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_1 problems?",
    "target_text": "To solve problem_type_1 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.920179881965484,
    "timestamp": "2025-08-12T14:16:43.842583",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_2 and concept_3?",
    "target_text": "The key differences between concept_2 and concept_3 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.733738874590604,
    "timestamp": "2025-08-12T14:16:43.842584",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_3",
    "target_text": "Here's a comprehensive explanation of topic_3...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.085694896605753,
    "timestamp": "2025-08-12T14:16:43.842586",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_4 problems?",
    "target_text": "To solve problem_type_4 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.8856426524184027,
    "timestamp": "2025-08-12T14:16:43.842588",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_5 and concept_6?",
    "target_text": "The key differences between concept_5 and concept_6 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.206300673427691,
    "timestamp": "2025-08-12T14:16:43.842589",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_6",
    "target_text": "Here's a comprehensive explanation of topic_6...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.9591142628000564,
    "timestamp": "2025-08-12T14:16:43.842591",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_7 problems?",
    "target_text": "To solve problem_type_7 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.90708027618157,
    "timestamp": "2025-08-12T14:16:43.842592",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_8 and concept_9?",
    "target_text": "The key differences between concept_8 and concept_9 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.100307337579882,
    "timestamp": "2025-08-12T14:16:43.842594",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_9",
    "target_text": "Here's a comprehensive explanation of topic_9...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.960556088594055,
    "timestamp": "2025-08-12T14:16:43.842595",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_10 problems?",
    "target_text": "To solve problem_type_10 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.500333031024329,
    "timestamp": "2025-08-12T14:16:43.842597",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_11 and concept_12?",
    "target_text": "The key differences between concept_11 and concept_12 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 3.666311494810499,
    "timestamp": "2025-08-12T14:16:43.842598",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_12",
    "target_text": "Here's a comprehensive explanation of topic_12...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.312864495445714,
    "timestamp": "2025-08-12T14:16:43.842600",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_13 problems?",
    "target_text": "To solve problem_type_13 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.763786325112153,
    "timestamp": "2025-08-12T14:16:43.842602",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_14 and concept_15?",
    "target_text": "The key differences between concept_14 and concept_15 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.34817541551518,
    "timestamp": "2025-08-12T14:16:43.842603",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_15",
    "target_text": "Here's a comprehensive explanation of topic_15...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.5295461438553946,
    "timestamp": "2025-08-12T14:16:43.842604",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_16 problems?",
    "target_text": "To solve problem_type_16 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.859323849663522,
    "timestamp": "2025-08-12T14:16:43.842606",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_17 and concept_18?",
    "target_text": "The key differences between concept_17 and concept_18 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.990218405745839,
    "timestamp": "2025-08-12T14:16:43.842607",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_18",
    "target_text": "Here's a comprehensive explanation of topic_18...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.927886254100475,
    "timestamp": "2025-08-12T14:16:43.842609",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_19 problems?",
    "target_text": "To solve problem_type_19 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.409580648638434,
    "timestamp": "2025-08-12T14:16:43.842610",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_0?",
    "target_text": "Here's how to implement algorithm_0...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.273041492988879,
    "timestamp": "2025-08-12T14:16:43.849663",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_1 in programming",
    "target_text": "In programming, concept_1 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.845416123835019,
    "timestamp": "2025-08-12T14:16:43.849665",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_2?",
    "target_text": "Best practices for topic_2 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.7862902385423,
    "timestamp": "2025-08-12T14:16:43.849667",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_3?",
    "target_text": "Here's how to implement algorithm_3...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.645649160664332,
    "timestamp": "2025-08-12T14:16:43.849668",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_4 in programming",
    "target_text": "In programming, concept_4 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.80443258542101,
    "timestamp": "2025-08-12T14:16:43.849669",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_5?",
    "target_text": "Best practices for topic_5 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.748252753498841,
    "timestamp": "2025-08-12T14:16:43.849671",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_6?",
    "target_text": "Here's how to implement algorithm_6...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.8952087100772403,
    "timestamp": "2025-08-12T14:16:43.849672",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_7 in programming",
    "target_text": "In programming, concept_7 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.473186736311773,
    "timestamp": "2025-08-12T14:16:43.849673",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_8?",
    "target_text": "Best practices for topic_8 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 3.9285785558292177,
    "timestamp": "2025-08-12T14:16:43.849675",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_9?",
    "target_text": "Here's how to implement algorithm_9...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.891439586990108,
    "timestamp": "2025-08-12T14:16:43.849676",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_10 in programming",
    "target_text": "In programming, concept_10 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.796593149431228,
    "timestamp": "2025-08-12T14:16:43.849677",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_11?",
    "target_text": "Best practices for topic_11 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.639567204799927,
    "timestamp": "2025-08-12T14:16:43.849679",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_12?",
    "target_text": "Here's how to implement algorithm_12...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.835847889321779,
    "timestamp": "2025-08-12T14:16:43.849680",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_13 in programming",
    "target_text": "In programming, concept_13 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.422886379833293,
    "timestamp": "2025-08-12T14:16:43.849681",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_14?",
    "target_text": "Best practices for topic_14 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.220138048059352,
    "timestamp": "2025-08-12T14:16:43.849683",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_15?",
    "target_text": "Here's how to implement algorithm_15...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.1469403459350085,
    "timestamp": "2025-08-12T14:16:43.849684",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_16 in programming",
    "target_text": "In programming, concept_16 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.456567755755266,
    "timestamp": "2025-08-12T14:16:43.849685",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_17?",
    "target_text": "Best practices for topic_17 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 3.9290036891230726,
    "timestamp": "2025-08-12T14:16:43.849687",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_18?",
    "target_text": "Here's how to implement algorithm_18...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.647884805961646,
    "timestamp": "2025-08-12T14:16:43.849688",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_19 in programming",
    "target_text": "In programming, concept_19 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.7442513495670235,
    "timestamp": "2025-08-12T14:16:43.849689",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_0",
    "target_text": "Here's a comprehensive explanation of topic_0...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.094756414241155,
    "timestamp": "2025-08-12T14:21:26.279729",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_1 problems?",
    "target_text": "To solve problem_type_1 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.596386175496283,
    "timestamp": "2025-08-12T14:21:26.279732",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_2 and concept_3?",
    "target_text": "The key differences between concept_2 and concept_3 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.788201683721044,
    "timestamp": "2025-08-12T14:21:26.279733",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_3",
    "target_text": "Here's a comprehensive explanation of topic_3...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.774420526688846,
    "timestamp": "2025-08-12T14:21:26.279735",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_4 problems?",
    "target_text": "To solve problem_type_4 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.5521446648979103,
    "timestamp": "2025-08-12T14:21:26.279736",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_5 and concept_6?",
    "target_text": "The key differences between concept_5 and concept_6 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.290468559983014,
    "timestamp": "2025-08-12T14:21:26.279738",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_6",
    "target_text": "Here's a comprehensive explanation of topic_6...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.8464466255826233,
    "timestamp": "2025-08-12T14:21:26.279739",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_7 problems?",
    "target_text": "To solve problem_type_7 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.9133863337358195,
    "timestamp": "2025-08-12T14:21:26.279741",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_8 and concept_9?",
    "target_text": "The key differences between concept_8 and concept_9 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.495621799458086,
    "timestamp": "2025-08-12T14:21:26.279742",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_9",
    "target_text": "Here's a comprehensive explanation of topic_9...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.6732627590103513,
    "timestamp": "2025-08-12T14:21:26.279744",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_10 problems?",
    "target_text": "To solve problem_type_10 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.532358607148981,
    "timestamp": "2025-08-12T14:21:26.279745",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_11 and concept_12?",
    "target_text": "The key differences between concept_11 and concept_12 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 3.5914789156898737,
    "timestamp": "2025-08-12T14:21:26.279747",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_12",
    "target_text": "Here's a comprehensive explanation of topic_12...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.60733154464588,
    "timestamp": "2025-08-12T14:21:26.279748",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_13 problems?",
    "target_text": "To solve problem_type_13 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.755825209909636,
    "timestamp": "2025-08-12T14:21:26.279750",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_14 and concept_15?",
    "target_text": "The key differences between concept_14 and concept_15 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.076874190173852,
    "timestamp": "2025-08-12T14:21:26.279752",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_15",
    "target_text": "Here's a comprehensive explanation of topic_15...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.540260186406864,
    "timestamp": "2025-08-12T14:21:26.279753",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_16 problems?",
    "target_text": "To solve problem_type_16 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.465591828500402,
    "timestamp": "2025-08-12T14:21:26.279755",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_17 and concept_18?",
    "target_text": "The key differences between concept_17 and concept_18 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.20460086762314,
    "timestamp": "2025-08-12T14:21:26.279756",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_18",
    "target_text": "Here's a comprehensive explanation of topic_18...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.663820023381604,
    "timestamp": "2025-08-12T14:21:26.279758",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_19 problems?",
    "target_text": "To solve problem_type_19 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.820192315482447,
    "timestamp": "2025-08-12T14:21:26.279759",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_0?",
    "target_text": "Here's how to implement algorithm_0...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.80177037511475,
    "timestamp": "2025-08-12T14:21:26.286811",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_1 in programming",
    "target_text": "In programming, concept_1 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.037441725256917,
    "timestamp": "2025-08-12T14:21:26.286813",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_2?",
    "target_text": "Best practices for topic_2 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 3.5035931601540913,
    "timestamp": "2025-08-12T14:21:26.286814",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_3?",
    "target_text": "Here's how to implement algorithm_3...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.566502203558152,
    "timestamp": "2025-08-12T14:21:26.286816",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_4 in programming",
    "target_text": "In programming, concept_4 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.667276236306906,
    "timestamp": "2025-08-12T14:21:26.286817",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_5?",
    "target_text": "Best practices for topic_5 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.446334250883553,
    "timestamp": "2025-08-12T14:21:26.286818",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_6?",
    "target_text": "Here's how to implement algorithm_6...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.9838859231961945,
    "timestamp": "2025-08-12T14:21:26.286819",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_7 in programming",
    "target_text": "In programming, concept_7 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.101392804811036,
    "timestamp": "2025-08-12T14:21:26.286821",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_8?",
    "target_text": "Best practices for topic_8 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 3.584384356783278,
    "timestamp": "2025-08-12T14:21:26.286822",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_9?",
    "target_text": "Here's how to implement algorithm_9...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.062747627616086,
    "timestamp": "2025-08-12T14:21:26.286823",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_10 in programming",
    "target_text": "In programming, concept_10 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.0702823028786925,
    "timestamp": "2025-08-12T14:21:26.286825",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_11?",
    "target_text": "Best practices for topic_11 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.6172794606370395,
    "timestamp": "2025-08-12T14:21:26.286826",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_12?",
    "target_text": "Here's how to implement algorithm_12...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.209986425748261,
    "timestamp": "2025-08-12T14:21:26.286827",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_13 in programming",
    "target_text": "In programming, concept_13 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.810081740331179,
    "timestamp": "2025-08-12T14:21:26.286829",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_14?",
    "target_text": "Best practices for topic_14 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.315945810516214,
    "timestamp": "2025-08-12T14:21:26.286830",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_15?",
    "target_text": "Here's how to implement algorithm_15...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.8554183940023075,
    "timestamp": "2025-08-12T14:21:26.286831",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_16 in programming",
    "target_text": "In programming, concept_16 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.548685084843052,
    "timestamp": "2025-08-12T14:21:26.286833",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_17?",
    "target_text": "Best practices for topic_17 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.606076671554757,
    "timestamp": "2025-08-12T14:21:26.286834",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_18?",
    "target_text": "Here's how to implement algorithm_18...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.661163334286315,
    "timestamp": "2025-08-12T14:21:26.286835",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_19 in programming",
    "target_text": "In programming, concept_19 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.6407269626782113,
    "timestamp": "2025-08-12T14:21:26.286837",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_0",
    "target_text": "Here's a comprehensive explanation of topic_0...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.583628621902404,
    "timestamp": "2025-08-12T14:26:30.924636",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_1 problems?",
    "target_text": "To solve problem_type_1 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.943725633314493,
    "timestamp": "2025-08-12T14:26:30.924638",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_2 and concept_3?",
    "target_text": "The key differences between concept_2 and concept_3 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.487441757668896,
    "timestamp": "2025-08-12T14:26:30.924640",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_3",
    "target_text": "Here's a comprehensive explanation of topic_3...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.555301170132698,
    "timestamp": "2025-08-12T14:26:30.924641",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_4 problems?",
    "target_text": "To solve problem_type_4 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.803493487752091,
    "timestamp": "2025-08-12T14:26:30.924642",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_5 and concept_6?",
    "target_text": "The key differences between concept_5 and concept_6 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.939368022603886,
    "timestamp": "2025-08-12T14:26:30.924644",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_6",
    "target_text": "Here's a comprehensive explanation of topic_6...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.686484563817052,
    "timestamp": "2025-08-12T14:26:30.924645",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_7 problems?",
    "target_text": "To solve problem_type_7 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.4604556721694975,
    "timestamp": "2025-08-12T14:26:30.924646",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_8 and concept_9?",
    "target_text": "The key differences between concept_8 and concept_9 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.211346036043875,
    "timestamp": "2025-08-12T14:26:30.924648",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_9",
    "target_text": "Here's a comprehensive explanation of topic_9...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.638032047645871,
    "timestamp": "2025-08-12T14:26:30.924649",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_10 problems?",
    "target_text": "To solve problem_type_10 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.3969042703297445,
    "timestamp": "2025-08-12T14:26:30.924651",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_11 and concept_12?",
    "target_text": "The key differences between concept_11 and concept_12 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.755625442041479,
    "timestamp": "2025-08-12T14:26:30.924652",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_12",
    "target_text": "Here's a comprehensive explanation of topic_12...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.832632648093211,
    "timestamp": "2025-08-12T14:26:30.924653",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_13 problems?",
    "target_text": "To solve problem_type_13 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.399346974971396,
    "timestamp": "2025-08-12T14:26:30.924655",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_14 and concept_15?",
    "target_text": "The key differences between concept_14 and concept_15 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.944010585131948,
    "timestamp": "2025-08-12T14:26:30.924656",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_15",
    "target_text": "Here's a comprehensive explanation of topic_15...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.792048043338546,
    "timestamp": "2025-08-12T14:26:30.924657",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_16 problems?",
    "target_text": "To solve problem_type_16 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.508601838030679,
    "timestamp": "2025-08-12T14:26:30.924659",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_17 and concept_18?",
    "target_text": "The key differences between concept_17 and concept_18 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.371702106633023,
    "timestamp": "2025-08-12T14:26:30.924660",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_18",
    "target_text": "Here's a comprehensive explanation of topic_18...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.6782783292606607,
    "timestamp": "2025-08-12T14:26:30.924662",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_19 problems?",
    "target_text": "To solve problem_type_19 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.510918196820319,
    "timestamp": "2025-08-12T14:26:30.924663",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_0?",
    "target_text": "Here's how to implement algorithm_0...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.701545222434745,
    "timestamp": "2025-08-12T14:26:30.932196",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_1 in programming",
    "target_text": "In programming, concept_1 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.168725493174759,
    "timestamp": "2025-08-12T14:26:30.932197",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_2?",
    "target_text": "Best practices for topic_2 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.610244848141428,
    "timestamp": "2025-08-12T14:26:30.932199",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_3?",
    "target_text": "Here's how to implement algorithm_3...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.886397164457666,
    "timestamp": "2025-08-12T14:26:30.932200",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_4 in programming",
    "target_text": "In programming, concept_4 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.6042351253698883,
    "timestamp": "2025-08-12T14:26:30.932201",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_5?",
    "target_text": "Best practices for topic_5 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.211793971713332,
    "timestamp": "2025-08-12T14:26:30.932203",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_6?",
    "target_text": "Here's how to implement algorithm_6...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.133672987842011,
    "timestamp": "2025-08-12T14:26:30.932204",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_7 in programming",
    "target_text": "In programming, concept_7 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.322080131609405,
    "timestamp": "2025-08-12T14:26:30.932205",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_8?",
    "target_text": "Best practices for topic_8 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.5288408924247125,
    "timestamp": "2025-08-12T14:26:30.932206",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_9?",
    "target_text": "Here's how to implement algorithm_9...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.7243664592503176,
    "timestamp": "2025-08-12T14:26:30.932208",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_10 in programming",
    "target_text": "In programming, concept_10 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.1602699996625665,
    "timestamp": "2025-08-12T14:26:30.932209",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_11?",
    "target_text": "Best practices for topic_11 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.463859503993211,
    "timestamp": "2025-08-12T14:26:30.932210",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_12?",
    "target_text": "Here's how to implement algorithm_12...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.339028771083303,
    "timestamp": "2025-08-12T14:26:30.932212",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_13 in programming",
    "target_text": "In programming, concept_13 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.069211910011432,
    "timestamp": "2025-08-12T14:26:30.932213",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_14?",
    "target_text": "Best practices for topic_14 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.354613259195593,
    "timestamp": "2025-08-12T14:26:30.932214",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_15?",
    "target_text": "Here's how to implement algorithm_15...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.470170036253764,
    "timestamp": "2025-08-12T14:26:30.932216",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_16 in programming",
    "target_text": "In programming, concept_16 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.537978350798759,
    "timestamp": "2025-08-12T14:26:30.932217",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_17?",
    "target_text": "Best practices for topic_17 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.577647633452697,
    "timestamp": "2025-08-12T14:26:30.932218",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_18?",
    "target_text": "Here's how to implement algorithm_18...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.637946365868138,
    "timestamp": "2025-08-12T14:26:30.932219",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_19 in programming",
    "target_text": "In programming, concept_19 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.642436005500387,
    "timestamp": "2025-08-12T14:26:30.932221",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_0",
    "target_text": "Here's a comprehensive explanation of topic_0...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.5336819930943513,
    "timestamp": "2025-08-12T14:31:27.669309",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_1 problems?",
    "target_text": "To solve problem_type_1 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.7093653578404195,
    "timestamp": "2025-08-12T14:31:27.669312",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_2 and concept_3?",
    "target_text": "The key differences between concept_2 and concept_3 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.051898232225825,
    "timestamp": "2025-08-12T14:31:27.669314",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_3",
    "target_text": "Here's a comprehensive explanation of topic_3...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.281179017019075,
    "timestamp": "2025-08-12T14:31:27.669315",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_4 problems?",
    "target_text": "To solve problem_type_4 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.7062343910887625,
    "timestamp": "2025-08-12T14:31:27.669317",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_5 and concept_6?",
    "target_text": "The key differences between concept_5 and concept_6 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.702091783987889,
    "timestamp": "2025-08-12T14:31:27.669318",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_6",
    "target_text": "Here's a comprehensive explanation of topic_6...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.788165863802042,
    "timestamp": "2025-08-12T14:31:27.669319",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_7 problems?",
    "target_text": "To solve problem_type_7 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.6962831870636186,
    "timestamp": "2025-08-12T14:31:27.669321",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_8 and concept_9?",
    "target_text": "The key differences between concept_8 and concept_9 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 3.7551124594426084,
    "timestamp": "2025-08-12T14:31:27.669322",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_9",
    "target_text": "Here's a comprehensive explanation of topic_9...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.877613196808977,
    "timestamp": "2025-08-12T14:31:27.669324",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_10 problems?",
    "target_text": "To solve problem_type_10 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.021558325681907,
    "timestamp": "2025-08-12T14:31:27.669325",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_11 and concept_12?",
    "target_text": "The key differences between concept_11 and concept_12 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.639793230150967,
    "timestamp": "2025-08-12T14:31:27.669326",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_12",
    "target_text": "Here's a comprehensive explanation of topic_12...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.721184956803256,
    "timestamp": "2025-08-12T14:31:27.669328",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_13 problems?",
    "target_text": "To solve problem_type_13 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.671915276100731,
    "timestamp": "2025-08-12T14:31:27.669329",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_14 and concept_15?",
    "target_text": "The key differences between concept_14 and concept_15 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 3.693586055442527,
    "timestamp": "2025-08-12T14:31:27.669330",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_15",
    "target_text": "Here's a comprehensive explanation of topic_15...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.9573107778458874,
    "timestamp": "2025-08-12T14:31:27.669332",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_16 problems?",
    "target_text": "To solve problem_type_16 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.562145751436427,
    "timestamp": "2025-08-12T14:31:27.669333",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_17 and concept_18?",
    "target_text": "The key differences between concept_17 and concept_18 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 3.660769358586011,
    "timestamp": "2025-08-12T14:31:27.669335",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_18",
    "target_text": "Here's a comprehensive explanation of topic_18...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.829986579839521,
    "timestamp": "2025-08-12T14:31:27.669336",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_19 problems?",
    "target_text": "To solve problem_type_19 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.5639201116525556,
    "timestamp": "2025-08-12T14:31:27.669337",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_0?",
    "target_text": "Here's how to implement algorithm_0...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.792875666740008,
    "timestamp": "2025-08-12T14:31:27.677833",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_1 in programming",
    "target_text": "In programming, concept_1 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.284933762268145,
    "timestamp": "2025-08-12T14:31:27.677834",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_2?",
    "target_text": "Best practices for topic_2 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.342408216861496,
    "timestamp": "2025-08-12T14:31:27.677836",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_3?",
    "target_text": "Here's how to implement algorithm_3...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.6628825221206784,
    "timestamp": "2025-08-12T14:31:27.677837",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_4 in programming",
    "target_text": "In programming, concept_4 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.408095222542657,
    "timestamp": "2025-08-12T14:31:27.677838",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_5?",
    "target_text": "Best practices for topic_5 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.780874082382832,
    "timestamp": "2025-08-12T14:31:27.677839",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_6?",
    "target_text": "Here's how to implement algorithm_6...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.570086998707159,
    "timestamp": "2025-08-12T14:31:27.677841",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_7 in programming",
    "target_text": "In programming, concept_7 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.5514267955550802,
    "timestamp": "2025-08-12T14:31:27.677842",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_8?",
    "target_text": "Best practices for topic_8 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 3.858297367659447,
    "timestamp": "2025-08-12T14:31:27.677843",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_9?",
    "target_text": "Here's how to implement algorithm_9...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.846730785661599,
    "timestamp": "2025-08-12T14:31:27.677844",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_10 in programming",
    "target_text": "In programming, concept_10 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.981743776011226,
    "timestamp": "2025-08-12T14:31:27.677846",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_11?",
    "target_text": "Best practices for topic_11 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 3.92720362301273,
    "timestamp": "2025-08-12T14:31:27.677847",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_12?",
    "target_text": "Here's how to implement algorithm_12...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.606625125203911,
    "timestamp": "2025-08-12T14:31:27.677848",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_13 in programming",
    "target_text": "In programming, concept_13 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.932551613441135,
    "timestamp": "2025-08-12T14:31:27.677850",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_14?",
    "target_text": "Best practices for topic_14 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.962454668763817,
    "timestamp": "2025-08-12T14:31:27.677851",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_15?",
    "target_text": "Here's how to implement algorithm_15...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.24644325633369,
    "timestamp": "2025-08-12T14:31:27.677852",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_16 in programming",
    "target_text": "In programming, concept_16 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.527162214997497,
    "timestamp": "2025-08-12T14:31:27.677853",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_17?",
    "target_text": "Best practices for topic_17 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 3.6774740365579777,
    "timestamp": "2025-08-12T14:31:27.677855",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_18?",
    "target_text": "Here's how to implement algorithm_18...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.036844747530236,
    "timestamp": "2025-08-12T14:31:27.677856",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_19 in programming",
    "target_text": "In programming, concept_19 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.410652379235686,
    "timestamp": "2025-08-12T14:31:27.677857",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_0",
    "target_text": "Here's a comprehensive explanation of topic_0...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.612259490971303,
    "timestamp": "2025-08-12T14:35:26.939142",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_1 problems?",
    "target_text": "To solve problem_type_1 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.679785113327971,
    "timestamp": "2025-08-12T14:35:26.939145",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_2 and concept_3?",
    "target_text": "The key differences between concept_2 and concept_3 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.4109708913774375,
    "timestamp": "2025-08-12T14:35:26.939146",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_3",
    "target_text": "Here's a comprehensive explanation of topic_3...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.530072887469507,
    "timestamp": "2025-08-12T14:35:26.939148",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_4 problems?",
    "target_text": "To solve problem_type_4 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.794108429433419,
    "timestamp": "2025-08-12T14:35:26.939150",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_5 and concept_6?",
    "target_text": "The key differences between concept_5 and concept_6 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 3.9310905320810616,
    "timestamp": "2025-08-12T14:35:26.939151",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_6",
    "target_text": "Here's a comprehensive explanation of topic_6...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.4802012588006015,
    "timestamp": "2025-08-12T14:35:26.939153",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_7 problems?",
    "target_text": "To solve problem_type_7 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.8930801591434943,
    "timestamp": "2025-08-12T14:35:26.939155",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_8 and concept_9?",
    "target_text": "The key differences between concept_8 and concept_9 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.142431245768122,
    "timestamp": "2025-08-12T14:35:26.939156",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_9",
    "target_text": "Here's a comprehensive explanation of topic_9...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.151960859639879,
    "timestamp": "2025-08-12T14:35:26.939158",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_10 problems?",
    "target_text": "To solve problem_type_10 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.246753224021,
    "timestamp": "2025-08-12T14:35:26.939160",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_11 and concept_12?",
    "target_text": "The key differences between concept_11 and concept_12 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.379050602522143,
    "timestamp": "2025-08-12T14:35:26.939162",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_12",
    "target_text": "Here's a comprehensive explanation of topic_12...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.81753918874038,
    "timestamp": "2025-08-12T14:35:26.939163",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_13 problems?",
    "target_text": "To solve problem_type_13 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.089064507999446,
    "timestamp": "2025-08-12T14:35:26.939165",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_14 and concept_15?",
    "target_text": "The key differences between concept_14 and concept_15 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.365716959716064,
    "timestamp": "2025-08-12T14:35:26.939167",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_15",
    "target_text": "Here's a comprehensive explanation of topic_15...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.578037175678077,
    "timestamp": "2025-08-12T14:35:26.939169",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_16 problems?",
    "target_text": "To solve problem_type_16 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.505905515436572,
    "timestamp": "2025-08-12T14:35:26.939170",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_17 and concept_18?",
    "target_text": "The key differences between concept_17 and concept_18 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 3.933040885504733,
    "timestamp": "2025-08-12T14:35:26.939172",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_18",
    "target_text": "Here's a comprehensive explanation of topic_18...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.550920688950737,
    "timestamp": "2025-08-12T14:35:26.939174",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_19 problems?",
    "target_text": "To solve problem_type_19 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.792889091777777,
    "timestamp": "2025-08-12T14:35:26.939175",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_0?",
    "target_text": "Here's how to implement algorithm_0...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.219658050448148,
    "timestamp": "2025-08-12T14:35:26.949709",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_1 in programming",
    "target_text": "In programming, concept_1 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.299812888015999,
    "timestamp": "2025-08-12T14:35:26.949711",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_2?",
    "target_text": "Best practices for topic_2 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.32147386572647,
    "timestamp": "2025-08-12T14:35:26.949712",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_3?",
    "target_text": "Here's how to implement algorithm_3...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.899031075439836,
    "timestamp": "2025-08-12T14:35:26.949714",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_4 in programming",
    "target_text": "In programming, concept_4 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.675915454872534,
    "timestamp": "2025-08-12T14:35:26.949715",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_5?",
    "target_text": "Best practices for topic_5 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.899680656156038,
    "timestamp": "2025-08-12T14:35:26.949717",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_6?",
    "target_text": "Here's how to implement algorithm_6...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.325360282790921,
    "timestamp": "2025-08-12T14:35:26.949718",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_7 in programming",
    "target_text": "In programming, concept_7 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.226392938334622,
    "timestamp": "2025-08-12T14:35:26.949719",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_8?",
    "target_text": "Best practices for topic_8 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 3.666731245184324,
    "timestamp": "2025-08-12T14:35:26.949721",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_9?",
    "target_text": "Here's how to implement algorithm_9...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.8688765632617876,
    "timestamp": "2025-08-12T14:35:26.949722",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_10 in programming",
    "target_text": "In programming, concept_10 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.200984325282833,
    "timestamp": "2025-08-12T14:35:26.949723",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_11?",
    "target_text": "Best practices for topic_11 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 3.9028747736063876,
    "timestamp": "2025-08-12T14:35:26.949725",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_12?",
    "target_text": "Here's how to implement algorithm_12...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.6837647495769774,
    "timestamp": "2025-08-12T14:35:26.949726",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_13 in programming",
    "target_text": "In programming, concept_13 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.9213219398878683,
    "timestamp": "2025-08-12T14:35:26.949728",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_14?",
    "target_text": "Best practices for topic_14 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 3.6048960068413223,
    "timestamp": "2025-08-12T14:35:26.949729",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_15?",
    "target_text": "Here's how to implement algorithm_15...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.176333574605015,
    "timestamp": "2025-08-12T14:35:26.949730",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_16 in programming",
    "target_text": "In programming, concept_16 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.8458267878601653,
    "timestamp": "2025-08-12T14:35:26.949732",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_17?",
    "target_text": "Best practices for topic_17 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.722488364108855,
    "timestamp": "2025-08-12T14:35:26.949733",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_18?",
    "target_text": "Here's how to implement algorithm_18...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.839474255318974,
    "timestamp": "2025-08-12T14:35:26.949734",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_19 in programming",
    "target_text": "In programming, concept_19 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.534835751673057,
    "timestamp": "2025-08-12T14:35:26.949736",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_0",
    "target_text": "Here's a comprehensive explanation of topic_0...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.126409508913752,
    "timestamp": "2025-08-12T14:38:47.116697",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_1 problems?",
    "target_text": "To solve problem_type_1 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.851612027868306,
    "timestamp": "2025-08-12T14:38:47.116699",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_2 and concept_3?",
    "target_text": "The key differences between concept_2 and concept_3 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.3248585938298,
    "timestamp": "2025-08-12T14:38:47.116701",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_3",
    "target_text": "Here's a comprehensive explanation of topic_3...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.6353813899815925,
    "timestamp": "2025-08-12T14:38:47.116702",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_4 problems?",
    "target_text": "To solve problem_type_4 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.255669576573157,
    "timestamp": "2025-08-12T14:38:47.116704",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_5 and concept_6?",
    "target_text": "The key differences between concept_5 and concept_6 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 3.6187890646745102,
    "timestamp": "2025-08-12T14:38:47.116705",
    "metadata": {}
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  {
    "input_text": "Explain the concept of topic_6",
    "target_text": "Here's a comprehensive explanation of topic_6...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.484556616762698,
    "timestamp": "2025-08-12T14:38:47.116707",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_7 problems?",
    "target_text": "To solve problem_type_7 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.716680970774196,
    "timestamp": "2025-08-12T14:38:47.116708",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_8 and concept_9?",
    "target_text": "The key differences between concept_8 and concept_9 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 3.860770540912241,
    "timestamp": "2025-08-12T14:38:47.116710",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_9",
    "target_text": "Here's a comprehensive explanation of topic_9...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.8145457395681275,
    "timestamp": "2025-08-12T14:38:47.116711",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_10 problems?",
    "target_text": "To solve problem_type_10 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.591563003262288,
    "timestamp": "2025-08-12T14:38:47.116712",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_11 and concept_12?",
    "target_text": "The key differences between concept_11 and concept_12 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.015634519956847,
    "timestamp": "2025-08-12T14:38:47.116714",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_12",
    "target_text": "Here's a comprehensive explanation of topic_12...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.217612511769996,
    "timestamp": "2025-08-12T14:38:47.116715",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_13 problems?",
    "target_text": "To solve problem_type_13 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.874135051930931,
    "timestamp": "2025-08-12T14:38:47.116716",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_14 and concept_15?",
    "target_text": "The key differences between concept_14 and concept_15 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.345643718589002,
    "timestamp": "2025-08-12T14:38:47.116718",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_15",
    "target_text": "Here's a comprehensive explanation of topic_15...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.998635863691394,
    "timestamp": "2025-08-12T14:38:47.116719",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_16 problems?",
    "target_text": "To solve problem_type_16 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.350952503504259,
    "timestamp": "2025-08-12T14:38:47.116720",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_17 and concept_18?",
    "target_text": "The key differences between concept_17 and concept_18 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.0566318949076505,
    "timestamp": "2025-08-12T14:38:47.116722",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_18",
    "target_text": "Here's a comprehensive explanation of topic_18...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.981104103397227,
    "timestamp": "2025-08-12T14:38:47.116723",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_19 problems?",
    "target_text": "To solve problem_type_19 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.638525798673537,
    "timestamp": "2025-08-12T14:38:47.116724",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_0?",
    "target_text": "Here's how to implement algorithm_0...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.59638586523052,
    "timestamp": "2025-08-12T14:38:47.125839",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_1 in programming",
    "target_text": "In programming, concept_1 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.310652356707144,
    "timestamp": "2025-08-12T14:38:47.125841",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_2?",
    "target_text": "Best practices for topic_2 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.833199251376704,
    "timestamp": "2025-08-12T14:38:47.125843",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_3?",
    "target_text": "Here's how to implement algorithm_3...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.7724122935973257,
    "timestamp": "2025-08-12T14:38:47.125844",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_4 in programming",
    "target_text": "In programming, concept_4 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.8435644342792843,
    "timestamp": "2025-08-12T14:38:47.125846",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_5?",
    "target_text": "Best practices for topic_5 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.397589480099098,
    "timestamp": "2025-08-12T14:38:47.125847",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_6?",
    "target_text": "Here's how to implement algorithm_6...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.896859201929607,
    "timestamp": "2025-08-12T14:38:47.125849",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_7 in programming",
    "target_text": "In programming, concept_7 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.261054147693934,
    "timestamp": "2025-08-12T14:38:47.125850",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_8?",
    "target_text": "Best practices for topic_8 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 3.843290584276101,
    "timestamp": "2025-08-12T14:38:47.125852",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_9?",
    "target_text": "Here's how to implement algorithm_9...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.524615935218182,
    "timestamp": "2025-08-12T14:38:47.125853",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_10 in programming",
    "target_text": "In programming, concept_10 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.35753390338215,
    "timestamp": "2025-08-12T14:38:47.125854",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_11?",
    "target_text": "Best practices for topic_11 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.177950504494059,
    "timestamp": "2025-08-12T14:38:47.125855",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_12?",
    "target_text": "Here's how to implement algorithm_12...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.767639669834859,
    "timestamp": "2025-08-12T14:38:47.125857",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_13 in programming",
    "target_text": "In programming, concept_13 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.237702236964458,
    "timestamp": "2025-08-12T14:38:47.125858",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_14?",
    "target_text": "Best practices for topic_14 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 3.5910180219706755,
    "timestamp": "2025-08-12T14:38:47.125859",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_15?",
    "target_text": "Here's how to implement algorithm_15...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.954310056319877,
    "timestamp": "2025-08-12T14:38:47.125860",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_16 in programming",
    "target_text": "In programming, concept_16 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.284374524489533,
    "timestamp": "2025-08-12T14:38:47.125861",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_17?",
    "target_text": "Best practices for topic_17 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.538419133728168,
    "timestamp": "2025-08-12T14:38:47.125863",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_18?",
    "target_text": "Here's how to implement algorithm_18...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.407540827840299,
    "timestamp": "2025-08-12T14:38:47.125864",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_19 in programming",
    "target_text": "In programming, concept_19 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.586083349551625,
    "timestamp": "2025-08-12T14:38:47.125865",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_0",
    "target_text": "Here's a comprehensive explanation of topic_0...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.8671287345373715,
    "timestamp": "2025-08-12T14:44:09.330234",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_1 problems?",
    "target_text": "To solve problem_type_1 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.139807698478687,
    "timestamp": "2025-08-12T14:44:09.330236",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_2 and concept_3?",
    "target_text": "The key differences between concept_2 and concept_3 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 3.8203052888315385,
    "timestamp": "2025-08-12T14:44:09.330238",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_3",
    "target_text": "Here's a comprehensive explanation of topic_3...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.833651202739716,
    "timestamp": "2025-08-12T14:44:09.330239",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_4 problems?",
    "target_text": "To solve problem_type_4 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.95920692056982,
    "timestamp": "2025-08-12T14:44:09.330241",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_5 and concept_6?",
    "target_text": "The key differences between concept_5 and concept_6 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.84648364674448,
    "timestamp": "2025-08-12T14:44:09.330242",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_6",
    "target_text": "Here's a comprehensive explanation of topic_6...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.163749455987459,
    "timestamp": "2025-08-12T14:44:09.330244",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_7 problems?",
    "target_text": "To solve problem_type_7 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.983118137898792,
    "timestamp": "2025-08-12T14:44:09.330245",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_8 and concept_9?",
    "target_text": "The key differences between concept_8 and concept_9 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.629074838791587,
    "timestamp": "2025-08-12T14:44:09.330246",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_9",
    "target_text": "Here's a comprehensive explanation of topic_9...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.082838359714504,
    "timestamp": "2025-08-12T14:44:09.330248",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_10 problems?",
    "target_text": "To solve problem_type_10 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.611307224162115,
    "timestamp": "2025-08-12T14:44:09.330249",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_11 and concept_12?",
    "target_text": "The key differences between concept_11 and concept_12 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.680706000126395,
    "timestamp": "2025-08-12T14:44:09.330251",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_12",
    "target_text": "Here's a comprehensive explanation of topic_12...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.701038224554535,
    "timestamp": "2025-08-12T14:44:09.330253",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_13 problems?",
    "target_text": "To solve problem_type_13 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.0194138978654745,
    "timestamp": "2025-08-12T14:44:09.330254",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_14 and concept_15?",
    "target_text": "The key differences between concept_14 and concept_15 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.8029524987826315,
    "timestamp": "2025-08-12T14:44:09.330255",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_15",
    "target_text": "Here's a comprehensive explanation of topic_15...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.64702273459276,
    "timestamp": "2025-08-12T14:44:09.330257",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_16 problems?",
    "target_text": "To solve problem_type_16 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.86671027339636,
    "timestamp": "2025-08-12T14:44:09.330258",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_17 and concept_18?",
    "target_text": "The key differences between concept_17 and concept_18 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.400061241406174,
    "timestamp": "2025-08-12T14:44:09.330259",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_18",
    "target_text": "Here's a comprehensive explanation of topic_18...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.338571999672141,
    "timestamp": "2025-08-12T14:44:09.330261",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_19 problems?",
    "target_text": "To solve problem_type_19 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.600684557103319,
    "timestamp": "2025-08-12T14:44:09.330262",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_0?",
    "target_text": "Here's how to implement algorithm_0...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.147948769858811,
    "timestamp": "2025-08-12T14:44:09.340036",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_1 in programming",
    "target_text": "In programming, concept_1 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.575157204636772,
    "timestamp": "2025-08-12T14:44:09.340037",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_2?",
    "target_text": "Best practices for topic_2 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.117075651528181,
    "timestamp": "2025-08-12T14:44:09.340039",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_3?",
    "target_text": "Here's how to implement algorithm_3...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.617723383537259,
    "timestamp": "2025-08-12T14:44:09.340040",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_4 in programming",
    "target_text": "In programming, concept_4 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.9763315956668173,
    "timestamp": "2025-08-12T14:44:09.340041",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_5?",
    "target_text": "Best practices for topic_5 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 3.9181350965795745,
    "timestamp": "2025-08-12T14:44:09.340043",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_6?",
    "target_text": "Here's how to implement algorithm_6...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.609748150725851,
    "timestamp": "2025-08-12T14:44:09.340044",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_7 in programming",
    "target_text": "In programming, concept_7 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.170295007059933,
    "timestamp": "2025-08-12T14:44:09.340045",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_8?",
    "target_text": "Best practices for topic_8 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.180808759040433,
    "timestamp": "2025-08-12T14:44:09.340047",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_9?",
    "target_text": "Here's how to implement algorithm_9...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.518184994451036,
    "timestamp": "2025-08-12T14:44:09.340048",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_10 in programming",
    "target_text": "In programming, concept_10 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.600746518051114,
    "timestamp": "2025-08-12T14:44:09.340049",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_11?",
    "target_text": "Best practices for topic_11 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.230456360092117,
    "timestamp": "2025-08-12T14:44:09.340050",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_12?",
    "target_text": "Here's how to implement algorithm_12...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.785421553269277,
    "timestamp": "2025-08-12T14:44:09.340052",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_13 in programming",
    "target_text": "In programming, concept_13 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.794759236809642,
    "timestamp": "2025-08-12T14:44:09.340053",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_14?",
    "target_text": "Best practices for topic_14 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.247753985835563,
    "timestamp": "2025-08-12T14:44:09.340054",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_15?",
    "target_text": "Here's how to implement algorithm_15...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.180447773430384,
    "timestamp": "2025-08-12T14:44:09.340056",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_16 in programming",
    "target_text": "In programming, concept_16 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.5797234454268256,
    "timestamp": "2025-08-12T14:44:09.340057",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_17?",
    "target_text": "Best practices for topic_17 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 3.8291838853547198,
    "timestamp": "2025-08-12T14:44:09.340058",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_18?",
    "target_text": "Here's how to implement algorithm_18...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.731645517249289,
    "timestamp": "2025-08-12T14:44:09.340060",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_19 in programming",
    "target_text": "In programming, concept_19 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.966381771633135,
    "timestamp": "2025-08-12T14:44:09.340061",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_0",
    "target_text": "Here's a comprehensive explanation of topic_0...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.7289429323616643,
    "timestamp": "2025-08-12T14:49:03.542856",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_1 problems?",
    "target_text": "To solve problem_type_1 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.968878423240393,
    "timestamp": "2025-08-12T14:49:03.542858",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_2 and concept_3?",
    "target_text": "The key differences between concept_2 and concept_3 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.783359852796209,
    "timestamp": "2025-08-12T14:49:03.542859",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_3",
    "target_text": "Here's a comprehensive explanation of topic_3...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.843445437786631,
    "timestamp": "2025-08-12T14:49:03.542861",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_4 problems?",
    "target_text": "To solve problem_type_4 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.49559687198306,
    "timestamp": "2025-08-12T14:49:03.542862",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_5 and concept_6?",
    "target_text": "The key differences between concept_5 and concept_6 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.181454696689845,
    "timestamp": "2025-08-12T14:49:03.542864",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_6",
    "target_text": "Here's a comprehensive explanation of topic_6...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.85167378698271,
    "timestamp": "2025-08-12T14:49:03.542865",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_7 problems?",
    "target_text": "To solve problem_type_7 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.180670975513494,
    "timestamp": "2025-08-12T14:49:03.542867",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_8 and concept_9?",
    "target_text": "The key differences between concept_8 and concept_9 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.482200554721107,
    "timestamp": "2025-08-12T14:49:03.542868",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_9",
    "target_text": "Here's a comprehensive explanation of topic_9...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.179557108366071,
    "timestamp": "2025-08-12T14:49:03.542869",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_10 problems?",
    "target_text": "To solve problem_type_10 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.969649212309082,
    "timestamp": "2025-08-12T14:49:03.542871",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_11 and concept_12?",
    "target_text": "The key differences between concept_11 and concept_12 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.470507013953199,
    "timestamp": "2025-08-12T14:49:03.542872",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_12",
    "target_text": "Here's a comprehensive explanation of topic_12...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.459046329512549,
    "timestamp": "2025-08-12T14:49:03.542873",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_13 problems?",
    "target_text": "To solve problem_type_13 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.380134363088855,
    "timestamp": "2025-08-12T14:49:03.542875",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_14 and concept_15?",
    "target_text": "The key differences between concept_14 and concept_15 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.54050044158995,
    "timestamp": "2025-08-12T14:49:03.542876",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_15",
    "target_text": "Here's a comprehensive explanation of topic_15...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.344929873465541,
    "timestamp": "2025-08-12T14:49:03.542878",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_16 problems?",
    "target_text": "To solve problem_type_16 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.9453706453319084,
    "timestamp": "2025-08-12T14:49:03.542879",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_17 and concept_18?",
    "target_text": "The key differences between concept_17 and concept_18 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.064204362506723,
    "timestamp": "2025-08-12T14:49:03.542880",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_18",
    "target_text": "Here's a comprehensive explanation of topic_18...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.6682558617381673,
    "timestamp": "2025-08-12T14:49:03.542882",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_19 problems?",
    "target_text": "To solve problem_type_19 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.028492134933351,
    "timestamp": "2025-08-12T14:49:03.542883",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_0?",
    "target_text": "Here's how to implement algorithm_0...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.522432215686632,
    "timestamp": "2025-08-12T14:49:03.552790",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_1 in programming",
    "target_text": "In programming, concept_1 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.024756891743521,
    "timestamp": "2025-08-12T14:49:03.552792",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_2?",
    "target_text": "Best practices for topic_2 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 3.599925185204623,
    "timestamp": "2025-08-12T14:49:03.552793",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_3?",
    "target_text": "Here's how to implement algorithm_3...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.127483122402462,
    "timestamp": "2025-08-12T14:49:03.552794",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_4 in programming",
    "target_text": "In programming, concept_4 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.706273964770211,
    "timestamp": "2025-08-12T14:49:03.552796",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_5?",
    "target_text": "Best practices for topic_5 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.028314525851402,
    "timestamp": "2025-08-12T14:49:03.552797",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_6?",
    "target_text": "Here's how to implement algorithm_6...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.589305716684337,
    "timestamp": "2025-08-12T14:49:03.552799",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_7 in programming",
    "target_text": "In programming, concept_7 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.806065256505452,
    "timestamp": "2025-08-12T14:49:03.552800",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_8?",
    "target_text": "Best practices for topic_8 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.324370081941576,
    "timestamp": "2025-08-12T14:49:03.552801",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_9?",
    "target_text": "Here's how to implement algorithm_9...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.641993019324628,
    "timestamp": "2025-08-12T14:49:03.552803",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_10 in programming",
    "target_text": "In programming, concept_10 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.7339642049984305,
    "timestamp": "2025-08-12T14:49:03.552804",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_11?",
    "target_text": "Best practices for topic_11 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 3.7097722030642424,
    "timestamp": "2025-08-12T14:49:03.552805",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_12?",
    "target_text": "Here's how to implement algorithm_12...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.7018498004826617,
    "timestamp": "2025-08-12T14:49:03.552807",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_13 in programming",
    "target_text": "In programming, concept_13 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.935746604880061,
    "timestamp": "2025-08-12T14:49:03.552808",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_14?",
    "target_text": "Best practices for topic_14 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.233270315069794,
    "timestamp": "2025-08-12T14:49:03.552809",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_15?",
    "target_text": "Here's how to implement algorithm_15...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.992441463122635,
    "timestamp": "2025-08-12T14:49:03.552811",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_16 in programming",
    "target_text": "In programming, concept_16 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.928112750326862,
    "timestamp": "2025-08-12T14:49:03.552812",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_17?",
    "target_text": "Best practices for topic_17 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.225311435686235,
    "timestamp": "2025-08-12T14:49:03.552813",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_18?",
    "target_text": "Here's how to implement algorithm_18...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.9593842462328683,
    "timestamp": "2025-08-12T14:49:03.552815",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_19 in programming",
    "target_text": "In programming, concept_19 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.523954264256661,
    "timestamp": "2025-08-12T14:49:03.552816",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_0",
    "target_text": "Here's a comprehensive explanation of topic_0...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.930450743185302,
    "timestamp": "2025-08-12T18:08:38.134982",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_1 problems?",
    "target_text": "To solve problem_type_1 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.670232153160773,
    "timestamp": "2025-08-12T18:08:38.134984",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_2 and concept_3?",
    "target_text": "The key differences between concept_2 and concept_3 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.692860078287721,
    "timestamp": "2025-08-12T18:08:38.134986",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_3",
    "target_text": "Here's a comprehensive explanation of topic_3...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.7487059707511654,
    "timestamp": "2025-08-12T18:08:38.134987",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_4 problems?",
    "target_text": "To solve problem_type_4 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.967589371435127,
    "timestamp": "2025-08-12T18:08:38.134989",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_5 and concept_6?",
    "target_text": "The key differences between concept_5 and concept_6 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.9901246161584245,
    "timestamp": "2025-08-12T18:08:38.134990",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_6",
    "target_text": "Here's a comprehensive explanation of topic_6...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.038939245225692,
    "timestamp": "2025-08-12T18:08:38.134992",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_7 problems?",
    "target_text": "To solve problem_type_7 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.646894304340424,
    "timestamp": "2025-08-12T18:08:38.134993",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_8 and concept_9?",
    "target_text": "The key differences between concept_8 and concept_9 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.324762939764429,
    "timestamp": "2025-08-12T18:08:38.134994",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_9",
    "target_text": "Here's a comprehensive explanation of topic_9...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.992613223846905,
    "timestamp": "2025-08-12T18:08:38.134996",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_10 problems?",
    "target_text": "To solve problem_type_10 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.9073227736794065,
    "timestamp": "2025-08-12T18:08:38.134997",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_11 and concept_12?",
    "target_text": "The key differences between concept_11 and concept_12 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 3.883570639583634,
    "timestamp": "2025-08-12T18:08:38.134999",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_12",
    "target_text": "Here's a comprehensive explanation of topic_12...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.5204169039186377,
    "timestamp": "2025-08-12T18:08:38.135000",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_13 problems?",
    "target_text": "To solve problem_type_13 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.899952990682332,
    "timestamp": "2025-08-12T18:08:38.135001",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_14 and concept_15?",
    "target_text": "The key differences between concept_14 and concept_15 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 3.7903357194231955,
    "timestamp": "2025-08-12T18:08:38.135003",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_15",
    "target_text": "Here's a comprehensive explanation of topic_15...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.9079980631748454,
    "timestamp": "2025-08-12T18:08:38.135004",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_16 problems?",
    "target_text": "To solve problem_type_16 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.741714400645885,
    "timestamp": "2025-08-12T18:08:38.135006",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_17 and concept_18?",
    "target_text": "The key differences between concept_17 and concept_18 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 3.506501844567129,
    "timestamp": "2025-08-12T18:08:38.135007",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_18",
    "target_text": "Here's a comprehensive explanation of topic_18...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.099553039660513,
    "timestamp": "2025-08-12T18:08:38.135009",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_19 problems?",
    "target_text": "To solve problem_type_19 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.837917195372166,
    "timestamp": "2025-08-12T18:08:38.135010",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_0?",
    "target_text": "Here's how to implement algorithm_0...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.256003395528395,
    "timestamp": "2025-08-12T18:08:38.146639",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_1 in programming",
    "target_text": "In programming, concept_1 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.612653769855372,
    "timestamp": "2025-08-12T18:08:38.146640",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_2?",
    "target_text": "Best practices for topic_2 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.660022701874981,
    "timestamp": "2025-08-12T18:08:38.146642",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_3?",
    "target_text": "Here's how to implement algorithm_3...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.7531795554318097,
    "timestamp": "2025-08-12T18:08:38.146643",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_4 in programming",
    "target_text": "In programming, concept_4 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.6884021586869924,
    "timestamp": "2025-08-12T18:08:38.146645",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_5?",
    "target_text": "Best practices for topic_5 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 3.5139849947106856,
    "timestamp": "2025-08-12T18:08:38.146646",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_6?",
    "target_text": "Here's how to implement algorithm_6...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.6489699092085885,
    "timestamp": "2025-08-12T18:08:38.146647",
    "metadata": {}
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  {
    "input_text": "Explain concept_7 in programming",
    "target_text": "In programming, concept_7 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.8980007009070423,
    "timestamp": "2025-08-12T18:08:38.146649",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_8?",
    "target_text": "Best practices for topic_8 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 3.551581927426209,
    "timestamp": "2025-08-12T18:08:38.146650",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_9?",
    "target_text": "Here's how to implement algorithm_9...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.613061061925505,
    "timestamp": "2025-08-12T18:08:38.146651",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_10 in programming",
    "target_text": "In programming, concept_10 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.6918914181164877,
    "timestamp": "2025-08-12T18:08:38.146653",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_11?",
    "target_text": "Best practices for topic_11 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.345382925098627,
    "timestamp": "2025-08-12T18:08:38.146654",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_12?",
    "target_text": "Here's how to implement algorithm_12...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.5706218266316454,
    "timestamp": "2025-08-12T18:08:38.146655",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_13 in programming",
    "target_text": "In programming, concept_13 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.521168558074705,
    "timestamp": "2025-08-12T18:08:38.146657",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_14?",
    "target_text": "Best practices for topic_14 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.618932396075032,
    "timestamp": "2025-08-12T18:08:38.146658",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_15?",
    "target_text": "Here's how to implement algorithm_15...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.9012569060011746,
    "timestamp": "2025-08-12T18:08:38.146659",
    "metadata": {}
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  {
    "input_text": "Explain concept_16 in programming",
    "target_text": "In programming, concept_16 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.549135448354611,
    "timestamp": "2025-08-12T18:08:38.146660",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_17?",
    "target_text": "Best practices for topic_17 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.394066970610279,
    "timestamp": "2025-08-12T18:08:38.146662",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_18?",
    "target_text": "Here's how to implement algorithm_18...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.521245658459291,
    "timestamp": "2025-08-12T18:08:38.146663",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_19 in programming",
    "target_text": "In programming, concept_19 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.6196200469166415,
    "timestamp": "2025-08-12T18:08:38.146664",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_0",
    "target_text": "Here's a comprehensive explanation of topic_0...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.789395292166622,
    "timestamp": "2025-08-12T18:11:08.982096",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_1 problems?",
    "target_text": "To solve problem_type_1 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.472433358582248,
    "timestamp": "2025-08-12T18:11:08.982098",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_2 and concept_3?",
    "target_text": "The key differences between concept_2 and concept_3 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.504165340914727,
    "timestamp": "2025-08-12T18:11:08.982099",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_3",
    "target_text": "Here's a comprehensive explanation of topic_3...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.9139691725058583,
    "timestamp": "2025-08-12T18:11:08.982101",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_4 problems?",
    "target_text": "To solve problem_type_4 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.860587692149717,
    "timestamp": "2025-08-12T18:11:08.982102",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_5 and concept_6?",
    "target_text": "The key differences between concept_5 and concept_6 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 3.7734897195457844,
    "timestamp": "2025-08-12T18:11:08.982104",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_6",
    "target_text": "Here's a comprehensive explanation of topic_6...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.577312332998424,
    "timestamp": "2025-08-12T18:11:08.982105",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_7 problems?",
    "target_text": "To solve problem_type_7 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.495718898193401,
    "timestamp": "2025-08-12T18:11:08.982107",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_8 and concept_9?",
    "target_text": "The key differences between concept_8 and concept_9 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.775859581117236,
    "timestamp": "2025-08-12T18:11:08.982108",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_9",
    "target_text": "Here's a comprehensive explanation of topic_9...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.928130314285993,
    "timestamp": "2025-08-12T18:11:08.982110",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_10 problems?",
    "target_text": "To solve problem_type_10 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.9658351242126857,
    "timestamp": "2025-08-12T18:11:08.982111",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_11 and concept_12?",
    "target_text": "The key differences between concept_11 and concept_12 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.909459989174833,
    "timestamp": "2025-08-12T18:11:08.982113",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_12",
    "target_text": "Here's a comprehensive explanation of topic_12...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.608733519919411,
    "timestamp": "2025-08-12T18:11:08.982114",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_13 problems?",
    "target_text": "To solve problem_type_13 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.556915961545251,
    "timestamp": "2025-08-12T18:11:08.982116",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_14 and concept_15?",
    "target_text": "The key differences between concept_14 and concept_15 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 3.577151044373946,
    "timestamp": "2025-08-12T18:11:08.982117",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_15",
    "target_text": "Here's a comprehensive explanation of topic_15...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.6180207525874915,
    "timestamp": "2025-08-12T18:11:08.982118",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_16 problems?",
    "target_text": "To solve problem_type_16 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.8868972144663485,
    "timestamp": "2025-08-12T18:11:08.982120",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_17 and concept_18?",
    "target_text": "The key differences between concept_17 and concept_18 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.067128562774991,
    "timestamp": "2025-08-12T18:11:08.982121",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_18",
    "target_text": "Here's a comprehensive explanation of topic_18...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.9124515753206532,
    "timestamp": "2025-08-12T18:11:08.982122",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_19 problems?",
    "target_text": "To solve problem_type_19 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.581163517943384,
    "timestamp": "2025-08-12T18:11:08.982124",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_0?",
    "target_text": "Here's how to implement algorithm_0...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.7231175751124947,
    "timestamp": "2025-08-12T18:11:08.993561",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_1 in programming",
    "target_text": "In programming, concept_1 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.056538357803198,
    "timestamp": "2025-08-12T18:11:08.993563",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_2?",
    "target_text": "Best practices for topic_2 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 3.867774906804278,
    "timestamp": "2025-08-12T18:11:08.993564",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_3?",
    "target_text": "Here's how to implement algorithm_3...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.619765620469246,
    "timestamp": "2025-08-12T18:11:08.993566",
    "metadata": {}
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  {
    "input_text": "Explain concept_4 in programming",
    "target_text": "In programming, concept_4 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.848184512675452,
    "timestamp": "2025-08-12T18:11:08.993567",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_5?",
    "target_text": "Best practices for topic_5 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 3.788335257931972,
    "timestamp": "2025-08-12T18:11:08.993569",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_6?",
    "target_text": "Here's how to implement algorithm_6...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.962593259869773,
    "timestamp": "2025-08-12T18:11:08.993570",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_7 in programming",
    "target_text": "In programming, concept_7 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.275602896118186,
    "timestamp": "2025-08-12T18:11:08.993571",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_8?",
    "target_text": "Best practices for topic_8 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.872647869021741,
    "timestamp": "2025-08-12T18:11:08.993573",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_9?",
    "target_text": "Here's how to implement algorithm_9...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.321040614624365,
    "timestamp": "2025-08-12T18:11:08.993574",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_10 in programming",
    "target_text": "In programming, concept_10 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.5628685839108534,
    "timestamp": "2025-08-12T18:11:08.993575",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_11?",
    "target_text": "Best practices for topic_11 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.6287836719394395,
    "timestamp": "2025-08-12T18:11:08.993577",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_12?",
    "target_text": "Here's how to implement algorithm_12...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.8482681196959048,
    "timestamp": "2025-08-12T18:11:08.993578",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_13 in programming",
    "target_text": "In programming, concept_13 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.377712106350174,
    "timestamp": "2025-08-12T18:11:08.993579",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_14?",
    "target_text": "Best practices for topic_14 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.8662611726176825,
    "timestamp": "2025-08-12T18:11:08.993581",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_15?",
    "target_text": "Here's how to implement algorithm_15...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.015406004216719,
    "timestamp": "2025-08-12T18:11:08.993582",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_16 in programming",
    "target_text": "In programming, concept_16 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.705538562759252,
    "timestamp": "2025-08-12T18:11:08.993583",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_17?",
    "target_text": "Best practices for topic_17 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.935110609872463,
    "timestamp": "2025-08-12T18:11:08.993585",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_18?",
    "target_text": "Here's how to implement algorithm_18...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.957501842154917,
    "timestamp": "2025-08-12T18:11:08.993586",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_19 in programming",
    "target_text": "In programming, concept_19 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.40846477739312,
    "timestamp": "2025-08-12T18:11:08.993587",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_0",
    "target_text": "Here's a comprehensive explanation of topic_0...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.9786481422121076,
    "timestamp": "2025-08-12T18:20:05.232199",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_1 problems?",
    "target_text": "To solve problem_type_1 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.570583908880338,
    "timestamp": "2025-08-12T18:20:05.232202",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_2 and concept_3?",
    "target_text": "The key differences between concept_2 and concept_3 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.943149734239527,
    "timestamp": "2025-08-12T18:20:05.232204",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_3",
    "target_text": "Here's a comprehensive explanation of topic_3...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.211903412679295,
    "timestamp": "2025-08-12T18:20:05.232205",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_4 problems?",
    "target_text": "To solve problem_type_4 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.793586394734959,
    "timestamp": "2025-08-12T18:20:05.232206",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_5 and concept_6?",
    "target_text": "The key differences between concept_5 and concept_6 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 3.8888418870960466,
    "timestamp": "2025-08-12T18:20:05.232208",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_6",
    "target_text": "Here's a comprehensive explanation of topic_6...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.702332942530705,
    "timestamp": "2025-08-12T18:20:05.232209",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_7 problems?",
    "target_text": "To solve problem_type_7 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.022780693420507,
    "timestamp": "2025-08-12T18:20:05.232210",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_8 and concept_9?",
    "target_text": "The key differences between concept_8 and concept_9 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.35698198822415,
    "timestamp": "2025-08-12T18:20:05.232212",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_9",
    "target_text": "Here's a comprehensive explanation of topic_9...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.6871388050621596,
    "timestamp": "2025-08-12T18:20:05.232213",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_10 problems?",
    "target_text": "To solve problem_type_10 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.9645114075266314,
    "timestamp": "2025-08-12T18:20:05.232215",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_11 and concept_12?",
    "target_text": "The key differences between concept_11 and concept_12 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 3.850907154746052,
    "timestamp": "2025-08-12T18:20:05.232216",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_12",
    "target_text": "Here's a comprehensive explanation of topic_12...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.5695456061938957,
    "timestamp": "2025-08-12T18:20:05.232218",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_13 problems?",
    "target_text": "To solve problem_type_13 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.651866717295091,
    "timestamp": "2025-08-12T18:20:05.232219",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_14 and concept_15?",
    "target_text": "The key differences between concept_14 and concept_15 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 3.9498846847444886,
    "timestamp": "2025-08-12T18:20:05.232220",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_15",
    "target_text": "Here's a comprehensive explanation of topic_15...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.164269424541343,
    "timestamp": "2025-08-12T18:20:05.232221",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_16 problems?",
    "target_text": "To solve problem_type_16 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.7719089573156985,
    "timestamp": "2025-08-12T18:20:05.232223",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_17 and concept_18?",
    "target_text": "The key differences between concept_17 and concept_18 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.36122122904621,
    "timestamp": "2025-08-12T18:20:05.232224",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_18",
    "target_text": "Here's a comprehensive explanation of topic_18...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.91324112691475,
    "timestamp": "2025-08-12T18:20:05.232226",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_19 problems?",
    "target_text": "To solve problem_type_19 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.143489514963497,
    "timestamp": "2025-08-12T18:20:05.232227",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_0?",
    "target_text": "Here's how to implement algorithm_0...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.6275273190665795,
    "timestamp": "2025-08-12T18:20:05.244190",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_1 in programming",
    "target_text": "In programming, concept_1 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.471001166765085,
    "timestamp": "2025-08-12T18:20:05.244192",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_2?",
    "target_text": "Best practices for topic_2 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.651087284081351,
    "timestamp": "2025-08-12T18:20:05.244193",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_3?",
    "target_text": "Here's how to implement algorithm_3...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.0383413574712845,
    "timestamp": "2025-08-12T18:20:05.244194",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_4 in programming",
    "target_text": "In programming, concept_4 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.500942504098441,
    "timestamp": "2025-08-12T18:20:05.244196",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_5?",
    "target_text": "Best practices for topic_5 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.97540265995189,
    "timestamp": "2025-08-12T18:20:05.244197",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_6?",
    "target_text": "Here's how to implement algorithm_6...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.6306069313354765,
    "timestamp": "2025-08-12T18:20:05.244198",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_7 in programming",
    "target_text": "In programming, concept_7 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.107169218611574,
    "timestamp": "2025-08-12T18:20:05.244200",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_8?",
    "target_text": "Best practices for topic_8 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 3.87405181453234,
    "timestamp": "2025-08-12T18:20:05.244201",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_9?",
    "target_text": "Here's how to implement algorithm_9...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.157196587277673,
    "timestamp": "2025-08-12T18:20:05.244202",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_10 in programming",
    "target_text": "In programming, concept_10 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.6061298739571748,
    "timestamp": "2025-08-12T18:20:05.244203",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_11?",
    "target_text": "Best practices for topic_11 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.36147358225777,
    "timestamp": "2025-08-12T18:20:05.244205",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_12?",
    "target_text": "Here's how to implement algorithm_12...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.468996108796963,
    "timestamp": "2025-08-12T18:20:05.244206",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_13 in programming",
    "target_text": "In programming, concept_13 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.191484635301756,
    "timestamp": "2025-08-12T18:20:05.244207",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_14?",
    "target_text": "Best practices for topic_14 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 3.563942608675317,
    "timestamp": "2025-08-12T18:20:05.244209",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_15?",
    "target_text": "Here's how to implement algorithm_15...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.540129853882808,
    "timestamp": "2025-08-12T18:20:05.244210",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_16 in programming",
    "target_text": "In programming, concept_16 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.855726613172169,
    "timestamp": "2025-08-12T18:20:05.244211",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_17?",
    "target_text": "Best practices for topic_17 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.349197831015595,
    "timestamp": "2025-08-12T18:20:05.244213",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_18?",
    "target_text": "Here's how to implement algorithm_18...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.46159277620069,
    "timestamp": "2025-08-12T18:20:05.244214",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_19 in programming",
    "target_text": "In programming, concept_19 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.672296393353858,
    "timestamp": "2025-08-12T18:20:05.244215",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_0",
    "target_text": "Here's a comprehensive explanation of topic_0...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.015154897280006,
    "timestamp": "2025-08-12T18:26:46.053440",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_1 problems?",
    "target_text": "To solve problem_type_1 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.07236705528236,
    "timestamp": "2025-08-12T18:26:46.053442",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_2 and concept_3?",
    "target_text": "The key differences between concept_2 and concept_3 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.535776751551873,
    "timestamp": "2025-08-12T18:26:46.053444",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_3",
    "target_text": "Here's a comprehensive explanation of topic_3...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.990826680949567,
    "timestamp": "2025-08-12T18:26:46.053445",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_4 problems?",
    "target_text": "To solve problem_type_4 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.8223580768858705,
    "timestamp": "2025-08-12T18:26:46.053447",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_5 and concept_6?",
    "target_text": "The key differences between concept_5 and concept_6 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 3.753869803118584,
    "timestamp": "2025-08-12T18:26:46.053448",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_6",
    "target_text": "Here's a comprehensive explanation of topic_6...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.850081887225014,
    "timestamp": "2025-08-12T18:26:46.053449",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_7 problems?",
    "target_text": "To solve problem_type_7 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.662602309120757,
    "timestamp": "2025-08-12T18:26:46.053451",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_8 and concept_9?",
    "target_text": "The key differences between concept_8 and concept_9 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.889482363066962,
    "timestamp": "2025-08-12T18:26:46.053452",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_9",
    "target_text": "Here's a comprehensive explanation of topic_9...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.8277412800755615,
    "timestamp": "2025-08-12T18:26:46.053454",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_10 problems?",
    "target_text": "To solve problem_type_10 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.893937654863324,
    "timestamp": "2025-08-12T18:26:46.053455",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_11 and concept_12?",
    "target_text": "The key differences between concept_11 and concept_12 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.330936755818749,
    "timestamp": "2025-08-12T18:26:46.053456",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_12",
    "target_text": "Here's a comprehensive explanation of topic_12...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.325798781664005,
    "timestamp": "2025-08-12T18:26:46.053457",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_13 problems?",
    "target_text": "To solve problem_type_13 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.479228288361377,
    "timestamp": "2025-08-12T18:26:46.053459",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_14 and concept_15?",
    "target_text": "The key differences between concept_14 and concept_15 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.485233697918505,
    "timestamp": "2025-08-12T18:26:46.053460",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_15",
    "target_text": "Here's a comprehensive explanation of topic_15...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.5862714923847827,
    "timestamp": "2025-08-12T18:26:46.053462",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_16 problems?",
    "target_text": "To solve problem_type_16 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.016983579608017,
    "timestamp": "2025-08-12T18:26:46.053463",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_17 and concept_18?",
    "target_text": "The key differences between concept_17 and concept_18 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.717040374666246,
    "timestamp": "2025-08-12T18:26:46.053465",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_18",
    "target_text": "Here's a comprehensive explanation of topic_18...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.951054684713969,
    "timestamp": "2025-08-12T18:26:46.053466",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_19 problems?",
    "target_text": "To solve problem_type_19 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.476979441048642,
    "timestamp": "2025-08-12T18:26:46.053467",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_0?",
    "target_text": "Here's how to implement algorithm_0...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.09035099450623,
    "timestamp": "2025-08-12T18:26:46.065934",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_1 in programming",
    "target_text": "In programming, concept_1 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.995031478900068,
    "timestamp": "2025-08-12T18:26:46.065936",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_2?",
    "target_text": "Best practices for topic_2 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.745002489006014,
    "timestamp": "2025-08-12T18:26:46.065937",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_3?",
    "target_text": "Here's how to implement algorithm_3...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.6565326940136655,
    "timestamp": "2025-08-12T18:26:46.065938",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_4 in programming",
    "target_text": "In programming, concept_4 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.124822140920244,
    "timestamp": "2025-08-12T18:26:46.065940",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_5?",
    "target_text": "Best practices for topic_5 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.122999567732381,
    "timestamp": "2025-08-12T18:26:46.065941",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_6?",
    "target_text": "Here's how to implement algorithm_6...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.24324236624072,
    "timestamp": "2025-08-12T18:26:46.065942",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_7 in programming",
    "target_text": "In programming, concept_7 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.188714879582088,
    "timestamp": "2025-08-12T18:26:46.065944",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_8?",
    "target_text": "Best practices for topic_8 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 3.7668925564096467,
    "timestamp": "2025-08-12T18:26:46.065945",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_9?",
    "target_text": "Here's how to implement algorithm_9...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.96445028053606,
    "timestamp": "2025-08-12T18:26:46.065946",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_10 in programming",
    "target_text": "In programming, concept_10 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.731602638500485,
    "timestamp": "2025-08-12T18:26:46.065948",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_11?",
    "target_text": "Best practices for topic_11 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.38154057876237,
    "timestamp": "2025-08-12T18:26:46.065949",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_12?",
    "target_text": "Here's how to implement algorithm_12...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.703217942589316,
    "timestamp": "2025-08-12T18:26:46.065950",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_13 in programming",
    "target_text": "In programming, concept_13 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.965651144979146,
    "timestamp": "2025-08-12T18:26:46.065952",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_14?",
    "target_text": "Best practices for topic_14 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.59693347355714,
    "timestamp": "2025-08-12T18:26:46.065953",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_15?",
    "target_text": "Here's how to implement algorithm_15...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.449858158884745,
    "timestamp": "2025-08-12T18:26:46.065954",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_16 in programming",
    "target_text": "In programming, concept_16 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.343863974166208,
    "timestamp": "2025-08-12T18:26:46.065956",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_17?",
    "target_text": "Best practices for topic_17 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 3.7999668073453057,
    "timestamp": "2025-08-12T18:26:46.065957",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_18?",
    "target_text": "Here's how to implement algorithm_18...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.6743567719676737,
    "timestamp": "2025-08-12T18:26:46.065959",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_19 in programming",
    "target_text": "In programming, concept_19 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.648729069074887,
    "timestamp": "2025-08-12T18:26:46.065960",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_0",
    "target_text": "Here's a comprehensive explanation of topic_0...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.5169169281231225,
    "timestamp": "2025-08-12T18:31:45.672771",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_1 problems?",
    "target_text": "To solve problem_type_1 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.125852269166492,
    "timestamp": "2025-08-12T18:31:45.672773",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_2 and concept_3?",
    "target_text": "The key differences between concept_2 and concept_3 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 3.541033127384271,
    "timestamp": "2025-08-12T18:31:45.672774",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_3",
    "target_text": "Here's a comprehensive explanation of topic_3...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.845424609828757,
    "timestamp": "2025-08-12T18:31:45.672776",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_4 problems?",
    "target_text": "To solve problem_type_4 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.995723953254344,
    "timestamp": "2025-08-12T18:31:45.672777",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_5 and concept_6?",
    "target_text": "The key differences between concept_5 and concept_6 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 3.5847359413744275,
    "timestamp": "2025-08-12T18:31:45.672779",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_6",
    "target_text": "Here's a comprehensive explanation of topic_6...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.127808144009186,
    "timestamp": "2025-08-12T18:31:45.672780",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_7 problems?",
    "target_text": "To solve problem_type_7 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.07458911158185,
    "timestamp": "2025-08-12T18:31:45.672782",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_8 and concept_9?",
    "target_text": "The key differences between concept_8 and concept_9 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.3732298297601995,
    "timestamp": "2025-08-12T18:31:45.672784",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_9",
    "target_text": "Here's a comprehensive explanation of topic_9...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.13215208264638,
    "timestamp": "2025-08-12T18:31:45.672786",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_10 problems?",
    "target_text": "To solve problem_type_10 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.685727159653525,
    "timestamp": "2025-08-12T18:31:45.672787",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_11 and concept_12?",
    "target_text": "The key differences between concept_11 and concept_12 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.360876495703012,
    "timestamp": "2025-08-12T18:31:45.672788",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_12",
    "target_text": "Here's a comprehensive explanation of topic_12...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.586636807284319,
    "timestamp": "2025-08-12T18:31:45.672790",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_13 problems?",
    "target_text": "To solve problem_type_13 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.6774182080022504,
    "timestamp": "2025-08-12T18:31:45.672791",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_14 and concept_15?",
    "target_text": "The key differences between concept_14 and concept_15 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.838659662914893,
    "timestamp": "2025-08-12T18:31:45.672792",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_15",
    "target_text": "Here's a comprehensive explanation of topic_15...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.59543321594889,
    "timestamp": "2025-08-12T18:31:45.672794",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_16 problems?",
    "target_text": "To solve problem_type_16 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.606091752360623,
    "timestamp": "2025-08-12T18:31:45.672795",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_17 and concept_18?",
    "target_text": "The key differences between concept_17 and concept_18 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.734854306290006,
    "timestamp": "2025-08-12T18:31:45.672797",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_18",
    "target_text": "Here's a comprehensive explanation of topic_18...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.87775792383739,
    "timestamp": "2025-08-12T18:31:45.672798",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_19 problems?",
    "target_text": "To solve problem_type_19 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.835140038100509,
    "timestamp": "2025-08-12T18:31:45.672800",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_0?",
    "target_text": "Here's how to implement algorithm_0...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.975026760691024,
    "timestamp": "2025-08-12T18:31:45.686838",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_1 in programming",
    "target_text": "In programming, concept_1 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.321338914553072,
    "timestamp": "2025-08-12T18:31:45.686839",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_2?",
    "target_text": "Best practices for topic_2 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 3.876203326383419,
    "timestamp": "2025-08-12T18:31:45.686841",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_3?",
    "target_text": "Here's how to implement algorithm_3...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.5515520826147093,
    "timestamp": "2025-08-12T18:31:45.686842",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_4 in programming",
    "target_text": "In programming, concept_4 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.554225523809324,
    "timestamp": "2025-08-12T18:31:45.686843",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_5?",
    "target_text": "Best practices for topic_5 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 3.7931360148209494,
    "timestamp": "2025-08-12T18:31:45.686845",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_6?",
    "target_text": "Here's how to implement algorithm_6...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.596326504944656,
    "timestamp": "2025-08-12T18:31:45.686846",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_7 in programming",
    "target_text": "In programming, concept_7 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.791711613022108,
    "timestamp": "2025-08-12T18:31:45.686847",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_8?",
    "target_text": "Best practices for topic_8 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 3.823053659699827,
    "timestamp": "2025-08-12T18:31:45.686849",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_9?",
    "target_text": "Here's how to implement algorithm_9...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.904501020454809,
    "timestamp": "2025-08-12T18:31:45.686850",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_10 in programming",
    "target_text": "In programming, concept_10 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.8835353309895977,
    "timestamp": "2025-08-12T18:31:45.686851",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_11?",
    "target_text": "Best practices for topic_11 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 3.5657993308238485,
    "timestamp": "2025-08-12T18:31:45.686853",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_12?",
    "target_text": "Here's how to implement algorithm_12...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.3560181537999725,
    "timestamp": "2025-08-12T18:31:45.686854",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_13 in programming",
    "target_text": "In programming, concept_13 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.858568555032319,
    "timestamp": "2025-08-12T18:31:45.686855",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_14?",
    "target_text": "Best practices for topic_14 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 3.5482422910550526,
    "timestamp": "2025-08-12T18:31:45.686857",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_15?",
    "target_text": "Here's how to implement algorithm_15...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.389763547277256,
    "timestamp": "2025-08-12T18:31:45.686858",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_16 in programming",
    "target_text": "In programming, concept_16 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.883610889115637,
    "timestamp": "2025-08-12T18:31:45.686859",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_17?",
    "target_text": "Best practices for topic_17 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.557760871493104,
    "timestamp": "2025-08-12T18:31:45.686861",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_18?",
    "target_text": "Here's how to implement algorithm_18...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.901470723628561,
    "timestamp": "2025-08-12T18:31:45.686862",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_19 in programming",
    "target_text": "In programming, concept_19 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.65819828753314,
    "timestamp": "2025-08-12T18:31:45.686863",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_0",
    "target_text": "Here's a comprehensive explanation of topic_0...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.819071756472397,
    "timestamp": "2025-08-12T18:34:53.082377",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_1 problems?",
    "target_text": "To solve problem_type_1 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.444677705819149,
    "timestamp": "2025-08-12T18:34:53.082379",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_2 and concept_3?",
    "target_text": "The key differences between concept_2 and concept_3 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 3.8788150899366185,
    "timestamp": "2025-08-12T18:34:53.082381",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_3",
    "target_text": "Here's a comprehensive explanation of topic_3...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.655343046595218,
    "timestamp": "2025-08-12T18:34:53.082382",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_4 problems?",
    "target_text": "To solve problem_type_4 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.5280185588302455,
    "timestamp": "2025-08-12T18:34:53.082383",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_5 and concept_6?",
    "target_text": "The key differences between concept_5 and concept_6 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 3.752433109833365,
    "timestamp": "2025-08-12T18:34:53.082385",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_6",
    "target_text": "Here's a comprehensive explanation of topic_6...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.445945772266701,
    "timestamp": "2025-08-12T18:34:53.082386",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_7 problems?",
    "target_text": "To solve problem_type_7 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.874948276619203,
    "timestamp": "2025-08-12T18:34:53.082387",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_8 and concept_9?",
    "target_text": "The key differences between concept_8 and concept_9 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.29541516740639,
    "timestamp": "2025-08-12T18:34:53.082389",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_9",
    "target_text": "Here's a comprehensive explanation of topic_9...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.846737337221929,
    "timestamp": "2025-08-12T18:34:53.082390",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_10 problems?",
    "target_text": "To solve problem_type_10 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.707911278967519,
    "timestamp": "2025-08-12T18:34:53.082392",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_11 and concept_12?",
    "target_text": "The key differences between concept_11 and concept_12 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.373715621903938,
    "timestamp": "2025-08-12T18:34:53.082393",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_12",
    "target_text": "Here's a comprehensive explanation of topic_12...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.558528515392724,
    "timestamp": "2025-08-12T18:34:53.082395",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_13 problems?",
    "target_text": "To solve problem_type_13 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.373631196470877,
    "timestamp": "2025-08-12T18:34:53.082397",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_14 and concept_15?",
    "target_text": "The key differences between concept_14 and concept_15 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 3.57314923874619,
    "timestamp": "2025-08-12T18:34:53.082398",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_15",
    "target_text": "Here's a comprehensive explanation of topic_15...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.8295828770774185,
    "timestamp": "2025-08-12T18:34:53.082400",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_16 problems?",
    "target_text": "To solve problem_type_16 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.7528976079920344,
    "timestamp": "2025-08-12T18:34:53.082401",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_17 and concept_18?",
    "target_text": "The key differences between concept_17 and concept_18 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.744215002894749,
    "timestamp": "2025-08-12T18:34:53.082402",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_18",
    "target_text": "Here's a comprehensive explanation of topic_18...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.463619009866116,
    "timestamp": "2025-08-12T18:34:53.082404",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_19 problems?",
    "target_text": "To solve problem_type_19 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.5523464721137095,
    "timestamp": "2025-08-12T18:34:53.082405",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_0?",
    "target_text": "Here's how to implement algorithm_0...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.594018010707064,
    "timestamp": "2025-08-12T18:34:53.095291",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_1 in programming",
    "target_text": "In programming, concept_1 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.463665291446581,
    "timestamp": "2025-08-12T18:34:53.095293",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_2?",
    "target_text": "Best practices for topic_2 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.110880586192636,
    "timestamp": "2025-08-12T18:34:53.095295",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_3?",
    "target_text": "Here's how to implement algorithm_3...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.178622380791633,
    "timestamp": "2025-08-12T18:34:53.095296",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_4 in programming",
    "target_text": "In programming, concept_4 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.9473466174457355,
    "timestamp": "2025-08-12T18:34:53.095297",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_5?",
    "target_text": "Best practices for topic_5 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.030293263005307,
    "timestamp": "2025-08-12T18:34:53.095299",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_6?",
    "target_text": "Here's how to implement algorithm_6...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.913022917277358,
    "timestamp": "2025-08-12T18:34:53.095300",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_7 in programming",
    "target_text": "In programming, concept_7 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.497177396683952,
    "timestamp": "2025-08-12T18:34:53.095301",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_8?",
    "target_text": "Best practices for topic_8 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.794929595237501,
    "timestamp": "2025-08-12T18:34:53.095303",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_9?",
    "target_text": "Here's how to implement algorithm_9...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.5525172512353715,
    "timestamp": "2025-08-12T18:34:53.095304",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_10 in programming",
    "target_text": "In programming, concept_10 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.363284155970817,
    "timestamp": "2025-08-12T18:34:53.095305",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_11?",
    "target_text": "Best practices for topic_11 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 3.7729282399843376,
    "timestamp": "2025-08-12T18:34:53.095306",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_12?",
    "target_text": "Here's how to implement algorithm_12...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.644677656281518,
    "timestamp": "2025-08-12T18:34:53.095308",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_13 in programming",
    "target_text": "In programming, concept_13 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.613776573590418,
    "timestamp": "2025-08-12T18:34:53.095309",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_14?",
    "target_text": "Best practices for topic_14 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.960229958626181,
    "timestamp": "2025-08-12T18:34:53.095310",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_15?",
    "target_text": "Here's how to implement algorithm_15...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.846640294060582,
    "timestamp": "2025-08-12T18:34:53.095311",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_16 in programming",
    "target_text": "In programming, concept_16 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.585871205526689,
    "timestamp": "2025-08-12T18:34:53.095313",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_17?",
    "target_text": "Best practices for topic_17 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.791093989626845,
    "timestamp": "2025-08-12T18:34:53.095314",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_18?",
    "target_text": "Here's how to implement algorithm_18...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.595652508676003,
    "timestamp": "2025-08-12T18:34:53.095315",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_19 in programming",
    "target_text": "In programming, concept_19 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.516579356082208,
    "timestamp": "2025-08-12T18:34:53.095317",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_0",
    "target_text": "Here's a comprehensive explanation of topic_0...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.19517707300065,
    "timestamp": "2025-08-12T18:38:24.463926",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_1 problems?",
    "target_text": "To solve problem_type_1 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.77408653161739,
    "timestamp": "2025-08-12T18:38:24.463928",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_2 and concept_3?",
    "target_text": "The key differences between concept_2 and concept_3 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.87578354062558,
    "timestamp": "2025-08-12T18:38:24.463930",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_3",
    "target_text": "Here's a comprehensive explanation of topic_3...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.640528192072733,
    "timestamp": "2025-08-12T18:38:24.463932",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_4 problems?",
    "target_text": "To solve problem_type_4 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.71708338191784,
    "timestamp": "2025-08-12T18:38:24.463933",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_5 and concept_6?",
    "target_text": "The key differences between concept_5 and concept_6 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.176127679709876,
    "timestamp": "2025-08-12T18:38:24.463934",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_6",
    "target_text": "Here's a comprehensive explanation of topic_6...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.728944094449273,
    "timestamp": "2025-08-12T18:38:24.463936",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_7 problems?",
    "target_text": "To solve problem_type_7 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.7157480611051845,
    "timestamp": "2025-08-12T18:38:24.463937",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_8 and concept_9?",
    "target_text": "The key differences between concept_8 and concept_9 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.094306578394456,
    "timestamp": "2025-08-12T18:38:24.463938",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_9",
    "target_text": "Here's a comprehensive explanation of topic_9...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.803510753717388,
    "timestamp": "2025-08-12T18:38:24.463940",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_10 problems?",
    "target_text": "To solve problem_type_10 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.489468321879029,
    "timestamp": "2025-08-12T18:38:24.463942",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_11 and concept_12?",
    "target_text": "The key differences between concept_11 and concept_12 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.707102075415886,
    "timestamp": "2025-08-12T18:38:24.463944",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_12",
    "target_text": "Here's a comprehensive explanation of topic_12...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.637108138916989,
    "timestamp": "2025-08-12T18:38:24.463945",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_13 problems?",
    "target_text": "To solve problem_type_13 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.8731338895369456,
    "timestamp": "2025-08-12T18:38:24.463947",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_14 and concept_15?",
    "target_text": "The key differences between concept_14 and concept_15 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.332848586687766,
    "timestamp": "2025-08-12T18:38:24.463948",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_15",
    "target_text": "Here's a comprehensive explanation of topic_15...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.630615183500797,
    "timestamp": "2025-08-12T18:38:24.463949",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_16 problems?",
    "target_text": "To solve problem_type_16 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.662022340755149,
    "timestamp": "2025-08-12T18:38:24.463951",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_17 and concept_18?",
    "target_text": "The key differences between concept_17 and concept_18 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.2586615244614965,
    "timestamp": "2025-08-12T18:38:24.463952",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_18",
    "target_text": "Here's a comprehensive explanation of topic_18...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.689625360389692,
    "timestamp": "2025-08-12T18:38:24.463954",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_19 problems?",
    "target_text": "To solve problem_type_19 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.5009741901717595,
    "timestamp": "2025-08-12T18:38:24.463955",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_0?",
    "target_text": "Here's how to implement algorithm_0...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.712875441746563,
    "timestamp": "2025-08-12T18:38:24.477465",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_1 in programming",
    "target_text": "In programming, concept_1 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.7261635759843723,
    "timestamp": "2025-08-12T18:38:24.477467",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_2?",
    "target_text": "Best practices for topic_2 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.9058338427878505,
    "timestamp": "2025-08-12T18:38:24.477468",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_3?",
    "target_text": "Here's how to implement algorithm_3...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.28164374976763,
    "timestamp": "2025-08-12T18:38:24.477470",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_4 in programming",
    "target_text": "In programming, concept_4 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.946298130772006,
    "timestamp": "2025-08-12T18:38:24.477471",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_5?",
    "target_text": "Best practices for topic_5 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 3.9036302646903365,
    "timestamp": "2025-08-12T18:38:24.477472",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_6?",
    "target_text": "Here's how to implement algorithm_6...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.105543305229356,
    "timestamp": "2025-08-12T18:38:24.477473",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_7 in programming",
    "target_text": "In programming, concept_7 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.3479915138528,
    "timestamp": "2025-08-12T18:38:24.477475",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_8?",
    "target_text": "Best practices for topic_8 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 3.745403328197092,
    "timestamp": "2025-08-12T18:38:24.477476",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_9?",
    "target_text": "Here's how to implement algorithm_9...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.656901068810503,
    "timestamp": "2025-08-12T18:38:24.477477",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_10 in programming",
    "target_text": "In programming, concept_10 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.9060056896214044,
    "timestamp": "2025-08-12T18:38:24.477478",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_11?",
    "target_text": "Best practices for topic_11 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.8458336494166945,
    "timestamp": "2025-08-12T18:38:24.477480",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_12?",
    "target_text": "Here's how to implement algorithm_12...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.695237980259448,
    "timestamp": "2025-08-12T18:38:24.477481",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_13 in programming",
    "target_text": "In programming, concept_13 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.202498965221342,
    "timestamp": "2025-08-12T18:38:24.477482",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_14?",
    "target_text": "Best practices for topic_14 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 3.8069837476029407,
    "timestamp": "2025-08-12T18:38:24.477484",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_15?",
    "target_text": "Here's how to implement algorithm_15...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.329534913864279,
    "timestamp": "2025-08-12T18:38:24.477485",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_16 in programming",
    "target_text": "In programming, concept_16 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.0664711899559585,
    "timestamp": "2025-08-12T18:38:24.477486",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_17?",
    "target_text": "Best practices for topic_17 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.0039552500341244,
    "timestamp": "2025-08-12T18:38:24.477487",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_18?",
    "target_text": "Here's how to implement algorithm_18...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.504707387528877,
    "timestamp": "2025-08-12T18:38:24.477489",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_19 in programming",
    "target_text": "In programming, concept_19 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.236463707914919,
    "timestamp": "2025-08-12T18:38:24.477490",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_0",
    "target_text": "Here's a comprehensive explanation of topic_0...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.421049036363193,
    "timestamp": "2025-08-12T18:48:26.626328",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_1 problems?",
    "target_text": "To solve problem_type_1 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.827653606216061,
    "timestamp": "2025-08-12T18:48:26.626330",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_2 and concept_3?",
    "target_text": "The key differences between concept_2 and concept_3 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.339295813437918,
    "timestamp": "2025-08-12T18:48:26.626332",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_3",
    "target_text": "Here's a comprehensive explanation of topic_3...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.285018662434422,
    "timestamp": "2025-08-12T18:48:26.626333",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_4 problems?",
    "target_text": "To solve problem_type_4 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.8852794513831195,
    "timestamp": "2025-08-12T18:48:26.626335",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_5 and concept_6?",
    "target_text": "The key differences between concept_5 and concept_6 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.309356051345852,
    "timestamp": "2025-08-12T18:48:26.626336",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_6",
    "target_text": "Here's a comprehensive explanation of topic_6...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.9140521265018524,
    "timestamp": "2025-08-12T18:48:26.626337",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_7 problems?",
    "target_text": "To solve problem_type_7 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.251664978867131,
    "timestamp": "2025-08-12T18:48:26.626339",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_8 and concept_9?",
    "target_text": "The key differences between concept_8 and concept_9 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.784563820776315,
    "timestamp": "2025-08-12T18:48:26.626340",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_9",
    "target_text": "Here's a comprehensive explanation of topic_9...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.619668543843157,
    "timestamp": "2025-08-12T18:48:26.626342",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_10 problems?",
    "target_text": "To solve problem_type_10 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.6235720947214887,
    "timestamp": "2025-08-12T18:48:26.626343",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_11 and concept_12?",
    "target_text": "The key differences between concept_11 and concept_12 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.338326478898199,
    "timestamp": "2025-08-12T18:48:26.626344",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_12",
    "target_text": "Here's a comprehensive explanation of topic_12...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.9273173426759986,
    "timestamp": "2025-08-12T18:48:26.626346",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_13 problems?",
    "target_text": "To solve problem_type_13 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.9247822996874087,
    "timestamp": "2025-08-12T18:48:26.626347",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_14 and concept_15?",
    "target_text": "The key differences between concept_14 and concept_15 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.891942969051561,
    "timestamp": "2025-08-12T18:48:26.626348",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_15",
    "target_text": "Here's a comprehensive explanation of topic_15...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.613574533721951,
    "timestamp": "2025-08-12T18:48:26.626349",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_16 problems?",
    "target_text": "To solve problem_type_16 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.1676033439516935,
    "timestamp": "2025-08-12T18:48:26.626351",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_17 and concept_18?",
    "target_text": "The key differences between concept_17 and concept_18 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 3.813985138019899,
    "timestamp": "2025-08-12T18:48:26.626353",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_18",
    "target_text": "Here's a comprehensive explanation of topic_18...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.367782987124784,
    "timestamp": "2025-08-12T18:48:26.626354",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_19 problems?",
    "target_text": "To solve problem_type_19 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.7799265005060794,
    "timestamp": "2025-08-12T18:48:26.626355",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_0?",
    "target_text": "Here's how to implement algorithm_0...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.9443000457690225,
    "timestamp": "2025-08-12T18:48:26.640970",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_1 in programming",
    "target_text": "In programming, concept_1 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.723077396327587,
    "timestamp": "2025-08-12T18:48:26.640972",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_2?",
    "target_text": "Best practices for topic_2 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 3.535182049581485,
    "timestamp": "2025-08-12T18:48:26.640973",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_3?",
    "target_text": "Here's how to implement algorithm_3...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.56009660903377,
    "timestamp": "2025-08-12T18:48:26.640975",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_4 in programming",
    "target_text": "In programming, concept_4 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.646931882474,
    "timestamp": "2025-08-12T18:48:26.640976",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_5?",
    "target_text": "Best practices for topic_5 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.196993330132452,
    "timestamp": "2025-08-12T18:48:26.640977",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_6?",
    "target_text": "Here's how to implement algorithm_6...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.3321714510946165,
    "timestamp": "2025-08-12T18:48:26.640978",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_7 in programming",
    "target_text": "In programming, concept_7 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.641844229893439,
    "timestamp": "2025-08-12T18:48:26.640980",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_8?",
    "target_text": "Best practices for topic_8 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 3.789405139397061,
    "timestamp": "2025-08-12T18:48:26.640981",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_9?",
    "target_text": "Here's how to implement algorithm_9...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.398800458335816,
    "timestamp": "2025-08-12T18:48:26.640982",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_10 in programming",
    "target_text": "In programming, concept_10 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.802673493245913,
    "timestamp": "2025-08-12T18:48:26.640984",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_11?",
    "target_text": "Best practices for topic_11 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.475771786964794,
    "timestamp": "2025-08-12T18:48:26.640985",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_12?",
    "target_text": "Here's how to implement algorithm_12...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.789027491791598,
    "timestamp": "2025-08-12T18:48:26.640986",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_13 in programming",
    "target_text": "In programming, concept_13 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.507116106490114,
    "timestamp": "2025-08-12T18:48:26.640987",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_14?",
    "target_text": "Best practices for topic_14 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.182929945977836,
    "timestamp": "2025-08-12T18:48:26.640989",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_15?",
    "target_text": "Here's how to implement algorithm_15...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.341987456393185,
    "timestamp": "2025-08-12T18:48:26.640990",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_16 in programming",
    "target_text": "In programming, concept_16 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.062260561804945,
    "timestamp": "2025-08-12T18:48:26.640991",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_17?",
    "target_text": "Best practices for topic_17 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.579884455902176,
    "timestamp": "2025-08-12T18:48:26.640992",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_18?",
    "target_text": "Here's how to implement algorithm_18...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.1092121043793615,
    "timestamp": "2025-08-12T18:48:26.640994",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_19 in programming",
    "target_text": "In programming, concept_19 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.95153061583828,
    "timestamp": "2025-08-12T18:48:26.640995",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_0",
    "target_text": "Here's a comprehensive explanation of topic_0...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.352909565906028,
    "timestamp": "2025-08-12T18:57:53.923767",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_1 problems?",
    "target_text": "To solve problem_type_1 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.5144692580979546,
    "timestamp": "2025-08-12T18:57:53.923770",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_2 and concept_3?",
    "target_text": "The key differences between concept_2 and concept_3 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 3.5630897894272824,
    "timestamp": "2025-08-12T18:57:53.923771",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_3",
    "target_text": "Here's a comprehensive explanation of topic_3...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.547482939378767,
    "timestamp": "2025-08-12T18:57:53.923773",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_4 problems?",
    "target_text": "To solve problem_type_4 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.9327516214411737,
    "timestamp": "2025-08-12T18:57:53.923775",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_5 and concept_6?",
    "target_text": "The key differences between concept_5 and concept_6 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.703606385858508,
    "timestamp": "2025-08-12T18:57:53.923776",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_6",
    "target_text": "Here's a comprehensive explanation of topic_6...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.95389072138421,
    "timestamp": "2025-08-12T18:57:53.923778",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_7 problems?",
    "target_text": "To solve problem_type_7 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.467290091090837,
    "timestamp": "2025-08-12T18:57:53.923779",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_8 and concept_9?",
    "target_text": "The key differences between concept_8 and concept_9 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.4389048565801,
    "timestamp": "2025-08-12T18:57:53.923781",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_9",
    "target_text": "Here's a comprehensive explanation of topic_9...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.8703321474066508,
    "timestamp": "2025-08-12T18:57:53.923783",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_10 problems?",
    "target_text": "To solve problem_type_10 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.6591324554018563,
    "timestamp": "2025-08-12T18:57:53.923784",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_11 and concept_12?",
    "target_text": "The key differences between concept_11 and concept_12 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.973641067740954,
    "timestamp": "2025-08-12T18:57:53.923785",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_12",
    "target_text": "Here's a comprehensive explanation of topic_12...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.888226006235427,
    "timestamp": "2025-08-12T18:57:53.923787",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_13 problems?",
    "target_text": "To solve problem_type_13 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.856701131879866,
    "timestamp": "2025-08-12T18:57:53.923788",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_14 and concept_15?",
    "target_text": "The key differences between concept_14 and concept_15 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.502995914275646,
    "timestamp": "2025-08-12T18:57:53.923790",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_15",
    "target_text": "Here's a comprehensive explanation of topic_15...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.964174269866076,
    "timestamp": "2025-08-12T18:57:53.923791",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_16 problems?",
    "target_text": "To solve problem_type_16 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.694422671794382,
    "timestamp": "2025-08-12T18:57:53.923793",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_17 and concept_18?",
    "target_text": "The key differences between concept_17 and concept_18 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 3.8983973736543964,
    "timestamp": "2025-08-12T18:57:53.923794",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_18",
    "target_text": "Here's a comprehensive explanation of topic_18...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.9576634507440556,
    "timestamp": "2025-08-12T18:57:53.923795",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_19 problems?",
    "target_text": "To solve problem_type_19 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.635232633460511,
    "timestamp": "2025-08-12T18:57:53.923797",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_0?",
    "target_text": "Here's how to implement algorithm_0...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.244551034119178,
    "timestamp": "2025-08-12T18:57:53.939464",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_1 in programming",
    "target_text": "In programming, concept_1 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.9231646797998705,
    "timestamp": "2025-08-12T18:57:53.939466",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_2?",
    "target_text": "Best practices for topic_2 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.001917681267908,
    "timestamp": "2025-08-12T18:57:53.939467",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_3?",
    "target_text": "Here's how to implement algorithm_3...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.584498435021629,
    "timestamp": "2025-08-12T18:57:53.939469",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_4 in programming",
    "target_text": "In programming, concept_4 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.6382670127383223,
    "timestamp": "2025-08-12T18:57:53.939470",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_5?",
    "target_text": "Best practices for topic_5 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 3.747886979157411,
    "timestamp": "2025-08-12T18:57:53.939471",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_6?",
    "target_text": "Here's how to implement algorithm_6...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.9540277677147238,
    "timestamp": "2025-08-12T18:57:53.939473",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_7 in programming",
    "target_text": "In programming, concept_7 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.66776193123449,
    "timestamp": "2025-08-12T18:57:53.939474",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_8?",
    "target_text": "Best practices for topic_8 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.062696041982521,
    "timestamp": "2025-08-12T18:57:53.939475",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_9?",
    "target_text": "Here's how to implement algorithm_9...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.774311325952697,
    "timestamp": "2025-08-12T18:57:53.939477",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_10 in programming",
    "target_text": "In programming, concept_10 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.411535772297316,
    "timestamp": "2025-08-12T18:57:53.939478",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_11?",
    "target_text": "Best practices for topic_11 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 3.5196919735764984,
    "timestamp": "2025-08-12T18:57:53.939479",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_12?",
    "target_text": "Here's how to implement algorithm_12...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.991010732925639,
    "timestamp": "2025-08-12T18:57:53.939480",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_13 in programming",
    "target_text": "In programming, concept_13 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.607036873890566,
    "timestamp": "2025-08-12T18:57:53.939482",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_14?",
    "target_text": "Best practices for topic_14 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.744866180761688,
    "timestamp": "2025-08-12T18:57:53.939483",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_15?",
    "target_text": "Here's how to implement algorithm_15...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.6468321791062697,
    "timestamp": "2025-08-12T18:57:53.939484",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_16 in programming",
    "target_text": "In programming, concept_16 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.55040087992441,
    "timestamp": "2025-08-12T18:57:53.939486",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_17?",
    "target_text": "Best practices for topic_17 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.761945747990489,
    "timestamp": "2025-08-12T18:57:53.939487",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_18?",
    "target_text": "Here's how to implement algorithm_18...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.9686036653973815,
    "timestamp": "2025-08-12T18:57:53.939488",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_19 in programming",
    "target_text": "In programming, concept_19 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.993195148594443,
    "timestamp": "2025-08-12T18:57:53.939489",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_0",
    "target_text": "Here's a comprehensive explanation of topic_0...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.8529349300743214,
    "timestamp": "2025-08-12T19:08:57.695961",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_1 problems?",
    "target_text": "To solve problem_type_1 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.316891769520054,
    "timestamp": "2025-08-12T19:08:57.695963",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_2 and concept_3?",
    "target_text": "The key differences between concept_2 and concept_3 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 3.9608999201491333,
    "timestamp": "2025-08-12T19:08:57.695965",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_3",
    "target_text": "Here's a comprehensive explanation of topic_3...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.642177707498523,
    "timestamp": "2025-08-12T19:08:57.695966",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_4 problems?",
    "target_text": "To solve problem_type_4 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.66114969727272,
    "timestamp": "2025-08-12T19:08:57.695968",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_5 and concept_6?",
    "target_text": "The key differences between concept_5 and concept_6 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.7183594244373035,
    "timestamp": "2025-08-12T19:08:57.695969",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_6",
    "target_text": "Here's a comprehensive explanation of topic_6...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.412620575215436,
    "timestamp": "2025-08-12T19:08:57.695971",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_7 problems?",
    "target_text": "To solve problem_type_7 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.742962504375983,
    "timestamp": "2025-08-12T19:08:57.695972",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_8 and concept_9?",
    "target_text": "The key differences between concept_8 and concept_9 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 3.9942072468185756,
    "timestamp": "2025-08-12T19:08:57.695974",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_9",
    "target_text": "Here's a comprehensive explanation of topic_9...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.8451069909791697,
    "timestamp": "2025-08-12T19:08:57.695975",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_10 problems?",
    "target_text": "To solve problem_type_10 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.9654517724747365,
    "timestamp": "2025-08-12T19:08:57.695976",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_11 and concept_12?",
    "target_text": "The key differences between concept_11 and concept_12 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.052705181854071,
    "timestamp": "2025-08-12T19:08:57.695978",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_12",
    "target_text": "Here's a comprehensive explanation of topic_12...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.571026613076898,
    "timestamp": "2025-08-12T19:08:57.695979",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_13 problems?",
    "target_text": "To solve problem_type_13 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.230922803472542,
    "timestamp": "2025-08-12T19:08:57.695981",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_14 and concept_15?",
    "target_text": "The key differences between concept_14 and concept_15 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.483339308042229,
    "timestamp": "2025-08-12T19:08:57.695982",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_15",
    "target_text": "Here's a comprehensive explanation of topic_15...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.440188317491317,
    "timestamp": "2025-08-12T19:08:57.695984",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_16 problems?",
    "target_text": "To solve problem_type_16 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.240893376484889,
    "timestamp": "2025-08-12T19:08:57.695985",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_17 and concept_18?",
    "target_text": "The key differences between concept_17 and concept_18 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.016940407220158,
    "timestamp": "2025-08-12T19:08:57.695987",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_18",
    "target_text": "Here's a comprehensive explanation of topic_18...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.5940234272340845,
    "timestamp": "2025-08-12T19:08:57.695989",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_19 problems?",
    "target_text": "To solve problem_type_19 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.785281900132609,
    "timestamp": "2025-08-12T19:08:57.695990",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_0?",
    "target_text": "Here's how to implement algorithm_0...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.8351781283231565,
    "timestamp": "2025-08-12T19:08:57.711753",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_1 in programming",
    "target_text": "In programming, concept_1 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.331421235762684,
    "timestamp": "2025-08-12T19:08:57.711755",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_2?",
    "target_text": "Best practices for topic_2 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.643295577471892,
    "timestamp": "2025-08-12T19:08:57.711756",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_3?",
    "target_text": "Here's how to implement algorithm_3...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.837948791487644,
    "timestamp": "2025-08-12T19:08:57.711758",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_4 in programming",
    "target_text": "In programming, concept_4 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.865334168019452,
    "timestamp": "2025-08-12T19:08:57.711759",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_5?",
    "target_text": "Best practices for topic_5 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.758665172541166,
    "timestamp": "2025-08-12T19:08:57.711760",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_6?",
    "target_text": "Here's how to implement algorithm_6...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.60410390951524,
    "timestamp": "2025-08-12T19:08:57.711761",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_7 in programming",
    "target_text": "In programming, concept_7 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.8539020400951474,
    "timestamp": "2025-08-12T19:08:57.711763",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_8?",
    "target_text": "Best practices for topic_8 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.252472310045432,
    "timestamp": "2025-08-12T19:08:57.711764",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_9?",
    "target_text": "Here's how to implement algorithm_9...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.848004803399828,
    "timestamp": "2025-08-12T19:08:57.711765",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_10 in programming",
    "target_text": "In programming, concept_10 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.945708698901926,
    "timestamp": "2025-08-12T19:08:57.711767",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_11?",
    "target_text": "Best practices for topic_11 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 3.7642610827264336,
    "timestamp": "2025-08-12T19:08:57.711768",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_12?",
    "target_text": "Here's how to implement algorithm_12...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.485141312556415,
    "timestamp": "2025-08-12T19:08:57.711769",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_13 in programming",
    "target_text": "In programming, concept_13 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.5800042218872234,
    "timestamp": "2025-08-12T19:08:57.711771",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_14?",
    "target_text": "Best practices for topic_14 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 3.932123651168081,
    "timestamp": "2025-08-12T19:08:57.711772",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_15?",
    "target_text": "Here's how to implement algorithm_15...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.871117584243716,
    "timestamp": "2025-08-12T19:08:57.711773",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_16 in programming",
    "target_text": "In programming, concept_16 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.876467337585139,
    "timestamp": "2025-08-12T19:08:57.711775",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_17?",
    "target_text": "Best practices for topic_17 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 3.872369570685615,
    "timestamp": "2025-08-12T19:08:57.711776",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_18?",
    "target_text": "Here's how to implement algorithm_18...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.1513640289347205,
    "timestamp": "2025-08-12T19:08:57.711777",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_19 in programming",
    "target_text": "In programming, concept_19 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.3558848265438055,
    "timestamp": "2025-08-12T19:08:57.711778",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_0",
    "target_text": "Here's a comprehensive explanation of topic_0...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.7027693386561253,
    "timestamp": "2025-08-12T19:24:32.749656",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_1 problems?",
    "target_text": "To solve problem_type_1 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.599520109448113,
    "timestamp": "2025-08-12T19:24:32.749659",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_2 and concept_3?",
    "target_text": "The key differences between concept_2 and concept_3 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 3.7424350604348695,
    "timestamp": "2025-08-12T19:24:32.749660",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_3",
    "target_text": "Here's a comprehensive explanation of topic_3...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.527361595927531,
    "timestamp": "2025-08-12T19:24:32.749662",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_4 problems?",
    "target_text": "To solve problem_type_4 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.779775327625509,
    "timestamp": "2025-08-12T19:24:32.749663",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_5 and concept_6?",
    "target_text": "The key differences between concept_5 and concept_6 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.5240668631133785,
    "timestamp": "2025-08-12T19:24:32.749665",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_6",
    "target_text": "Here's a comprehensive explanation of topic_6...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.5300783311082395,
    "timestamp": "2025-08-12T19:24:32.749666",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_7 problems?",
    "target_text": "To solve problem_type_7 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.985924928592979,
    "timestamp": "2025-08-12T19:24:32.749668",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_8 and concept_9?",
    "target_text": "The key differences between concept_8 and concept_9 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.113303855808483,
    "timestamp": "2025-08-12T19:24:32.749670",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_9",
    "target_text": "Here's a comprehensive explanation of topic_9...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.7983843580769703,
    "timestamp": "2025-08-12T19:24:32.749671",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_10 problems?",
    "target_text": "To solve problem_type_10 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.705847216101652,
    "timestamp": "2025-08-12T19:24:32.749673",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_11 and concept_12?",
    "target_text": "The key differences between concept_11 and concept_12 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.788462887966719,
    "timestamp": "2025-08-12T19:24:32.749674",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_12",
    "target_text": "Here's a comprehensive explanation of topic_12...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.993424262989328,
    "timestamp": "2025-08-12T19:24:32.749676",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_13 problems?",
    "target_text": "To solve problem_type_13 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.943496405945535,
    "timestamp": "2025-08-12T19:24:32.749677",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_14 and concept_15?",
    "target_text": "The key differences between concept_14 and concept_15 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.8322168739718965,
    "timestamp": "2025-08-12T19:24:32.749679",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_15",
    "target_text": "Here's a comprehensive explanation of topic_15...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.9309835885973134,
    "timestamp": "2025-08-12T19:24:32.749680",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_16 problems?",
    "target_text": "To solve problem_type_16 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.709987171221442,
    "timestamp": "2025-08-12T19:24:32.749682",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_17 and concept_18?",
    "target_text": "The key differences between concept_17 and concept_18 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.307289589721371,
    "timestamp": "2025-08-12T19:24:32.749684",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_18",
    "target_text": "Here's a comprehensive explanation of topic_18...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.846100406624662,
    "timestamp": "2025-08-12T19:24:32.749685",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_19 problems?",
    "target_text": "To solve problem_type_19 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.758390954363041,
    "timestamp": "2025-08-12T19:24:32.749687",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_0?",
    "target_text": "Here's how to implement algorithm_0...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.518229397822479,
    "timestamp": "2025-08-12T19:24:32.766900",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_1 in programming",
    "target_text": "In programming, concept_1 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.5863248186897523,
    "timestamp": "2025-08-12T19:24:32.766902",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_2?",
    "target_text": "Best practices for topic_2 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.6545591220164075,
    "timestamp": "2025-08-12T19:24:32.766903",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_3?",
    "target_text": "Here's how to implement algorithm_3...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.5312426341191925,
    "timestamp": "2025-08-12T19:24:32.766905",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_4 in programming",
    "target_text": "In programming, concept_4 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.049571607579417,
    "timestamp": "2025-08-12T19:24:32.766906",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_5?",
    "target_text": "Best practices for topic_5 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.132280621185506,
    "timestamp": "2025-08-12T19:24:32.766907",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_6?",
    "target_text": "Here's how to implement algorithm_6...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.998133904643954,
    "timestamp": "2025-08-12T19:24:32.766909",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_7 in programming",
    "target_text": "In programming, concept_7 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.899950174592563,
    "timestamp": "2025-08-12T19:24:32.766910",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_8?",
    "target_text": "Best practices for topic_8 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 3.8084345091426197,
    "timestamp": "2025-08-12T19:24:32.766911",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_9?",
    "target_text": "Here's how to implement algorithm_9...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.7139201683726935,
    "timestamp": "2025-08-12T19:24:32.766913",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_10 in programming",
    "target_text": "In programming, concept_10 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.290691338789432,
    "timestamp": "2025-08-12T19:24:32.766914",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_11?",
    "target_text": "Best practices for topic_11 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 3.6541675520979013,
    "timestamp": "2025-08-12T19:24:32.766915",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_12?",
    "target_text": "Here's how to implement algorithm_12...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.820731728457468,
    "timestamp": "2025-08-12T19:24:32.766917",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_13 in programming",
    "target_text": "In programming, concept_13 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.4965894410927465,
    "timestamp": "2025-08-12T19:24:32.766918",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_14?",
    "target_text": "Best practices for topic_14 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.1858815629754,
    "timestamp": "2025-08-12T19:24:32.766919",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_15?",
    "target_text": "Here's how to implement algorithm_15...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.6236136954965366,
    "timestamp": "2025-08-12T19:24:32.766921",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_16 in programming",
    "target_text": "In programming, concept_16 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.468190002396778,
    "timestamp": "2025-08-12T19:24:32.766922",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_17?",
    "target_text": "Best practices for topic_17 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.203492444136491,
    "timestamp": "2025-08-12T19:24:32.766923",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_18?",
    "target_text": "Here's how to implement algorithm_18...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.8213309412057894,
    "timestamp": "2025-08-12T19:24:32.766925",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_19 in programming",
    "target_text": "In programming, concept_19 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.493361283538057,
    "timestamp": "2025-08-12T19:24:32.766926",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_0",
    "target_text": "Here's a comprehensive explanation of topic_0...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.369010619325383,
    "timestamp": "2025-08-12T19:27:49.167820",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_1 problems?",
    "target_text": "To solve problem_type_1 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.916173949787306,
    "timestamp": "2025-08-12T19:27:49.167822",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_2 and concept_3?",
    "target_text": "The key differences between concept_2 and concept_3 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.949776116016914,
    "timestamp": "2025-08-12T19:27:49.167824",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_3",
    "target_text": "Here's a comprehensive explanation of topic_3...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.908277180747067,
    "timestamp": "2025-08-12T19:27:49.167825",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_4 problems?",
    "target_text": "To solve problem_type_4 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.6498261836643255,
    "timestamp": "2025-08-12T19:27:49.167827",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_5 and concept_6?",
    "target_text": "The key differences between concept_5 and concept_6 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 3.7393967280122458,
    "timestamp": "2025-08-12T19:27:49.167829",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_6",
    "target_text": "Here's a comprehensive explanation of topic_6...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.327651862929322,
    "timestamp": "2025-08-12T19:27:49.167830",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_7 problems?",
    "target_text": "To solve problem_type_7 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.380648925798875,
    "timestamp": "2025-08-12T19:27:49.167832",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_8 and concept_9?",
    "target_text": "The key differences between concept_8 and concept_9 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.130158327017894,
    "timestamp": "2025-08-12T19:27:49.167833",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_9",
    "target_text": "Here's a comprehensive explanation of topic_9...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.632182636731069,
    "timestamp": "2025-08-12T19:27:49.167835",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_10 problems?",
    "target_text": "To solve problem_type_10 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.663067606937126,
    "timestamp": "2025-08-12T19:27:49.167836",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_11 and concept_12?",
    "target_text": "The key differences between concept_11 and concept_12 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 3.628311331017522,
    "timestamp": "2025-08-12T19:27:49.167838",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_12",
    "target_text": "Here's a comprehensive explanation of topic_12...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.943875027323006,
    "timestamp": "2025-08-12T19:27:49.167840",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_13 problems?",
    "target_text": "To solve problem_type_13 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.340056388616088,
    "timestamp": "2025-08-12T19:27:49.167841",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_14 and concept_15?",
    "target_text": "The key differences between concept_14 and concept_15 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.228630301476358,
    "timestamp": "2025-08-12T19:27:49.167843",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_15",
    "target_text": "Here's a comprehensive explanation of topic_15...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.781701035203104,
    "timestamp": "2025-08-12T19:27:49.167845",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_16 problems?",
    "target_text": "To solve problem_type_16 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.6543581026472465,
    "timestamp": "2025-08-12T19:27:49.167846",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_17 and concept_18?",
    "target_text": "The key differences between concept_17 and concept_18 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.929318419810097,
    "timestamp": "2025-08-12T19:27:49.167848",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_18",
    "target_text": "Here's a comprehensive explanation of topic_18...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.662379680912035,
    "timestamp": "2025-08-12T19:27:49.167850",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_19 problems?",
    "target_text": "To solve problem_type_19 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.83772392740344,
    "timestamp": "2025-08-12T19:27:49.167851",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_0?",
    "target_text": "Here's how to implement algorithm_0...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.774254766826146,
    "timestamp": "2025-08-12T19:27:49.185795",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_1 in programming",
    "target_text": "In programming, concept_1 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.981996911702396,
    "timestamp": "2025-08-12T19:27:49.185797",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_2?",
    "target_text": "Best practices for topic_2 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.263433600237994,
    "timestamp": "2025-08-12T19:27:49.185798",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_3?",
    "target_text": "Here's how to implement algorithm_3...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.380980500825542,
    "timestamp": "2025-08-12T19:27:49.185800",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_4 in programming",
    "target_text": "In programming, concept_4 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.12552257350146,
    "timestamp": "2025-08-12T19:27:49.185801",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_5?",
    "target_text": "Best practices for topic_5 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 3.927414143763003,
    "timestamp": "2025-08-12T19:27:49.185802",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_6?",
    "target_text": "Here's how to implement algorithm_6...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.7161034054395756,
    "timestamp": "2025-08-12T19:27:49.185804",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_7 in programming",
    "target_text": "In programming, concept_7 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.60003094481281,
    "timestamp": "2025-08-12T19:27:49.185805",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_8?",
    "target_text": "Best practices for topic_8 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.755515773170811,
    "timestamp": "2025-08-12T19:27:49.185806",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_9?",
    "target_text": "Here's how to implement algorithm_9...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.9907142677499134,
    "timestamp": "2025-08-12T19:27:49.185808",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_10 in programming",
    "target_text": "In programming, concept_10 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.069433263717205,
    "timestamp": "2025-08-12T19:27:49.185809",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_11?",
    "target_text": "Best practices for topic_11 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.806670466921264,
    "timestamp": "2025-08-12T19:27:49.185811",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_12?",
    "target_text": "Here's how to implement algorithm_12...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.444673929468946,
    "timestamp": "2025-08-12T19:27:49.185812",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_13 in programming",
    "target_text": "In programming, concept_13 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.180650249632719,
    "timestamp": "2025-08-12T19:27:49.185813",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_14?",
    "target_text": "Best practices for topic_14 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 3.8397478428815446,
    "timestamp": "2025-08-12T19:27:49.185815",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_15?",
    "target_text": "Here's how to implement algorithm_15...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.075884248338785,
    "timestamp": "2025-08-12T19:27:49.185816",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_16 in programming",
    "target_text": "In programming, concept_16 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.959328431674675,
    "timestamp": "2025-08-12T19:27:49.185817",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_17?",
    "target_text": "Best practices for topic_17 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.776690710939172,
    "timestamp": "2025-08-12T19:27:49.185819",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_18?",
    "target_text": "Here's how to implement algorithm_18...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.5925413399448063,
    "timestamp": "2025-08-12T19:27:49.185820",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_19 in programming",
    "target_text": "In programming, concept_19 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.259224487796819,
    "timestamp": "2025-08-12T19:27:49.185821",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_0",
    "target_text": "Here's a comprehensive explanation of topic_0...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.894625143427534,
    "timestamp": "2025-08-12T19:31:58.914312",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_1 problems?",
    "target_text": "To solve problem_type_1 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.836212168328692,
    "timestamp": "2025-08-12T19:31:58.914316",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_2 and concept_3?",
    "target_text": "The key differences between concept_2 and concept_3 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.860441190755641,
    "timestamp": "2025-08-12T19:31:58.914317",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_3",
    "target_text": "Here's a comprehensive explanation of topic_3...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.672354413109083,
    "timestamp": "2025-08-12T19:31:58.914319",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_4 problems?",
    "target_text": "To solve problem_type_4 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.448593132991765,
    "timestamp": "2025-08-12T19:31:58.914320",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_5 and concept_6?",
    "target_text": "The key differences between concept_5 and concept_6 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.8957889563905255,
    "timestamp": "2025-08-12T19:31:58.914322",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_6",
    "target_text": "Here's a comprehensive explanation of topic_6...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.8199230109483375,
    "timestamp": "2025-08-12T19:31:58.914323",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_7 problems?",
    "target_text": "To solve problem_type_7 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.761209152818178,
    "timestamp": "2025-08-12T19:31:58.914325",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_8 and concept_9?",
    "target_text": "The key differences between concept_8 and concept_9 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.935035328624418,
    "timestamp": "2025-08-12T19:31:58.914326",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_9",
    "target_text": "Here's a comprehensive explanation of topic_9...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.465878010214638,
    "timestamp": "2025-08-12T19:31:58.914328",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_10 problems?",
    "target_text": "To solve problem_type_10 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.255472563932607,
    "timestamp": "2025-08-12T19:31:58.914330",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_11 and concept_12?",
    "target_text": "The key differences between concept_11 and concept_12 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.672249599373615,
    "timestamp": "2025-08-12T19:31:58.914331",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_12",
    "target_text": "Here's a comprehensive explanation of topic_12...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.182059447078719,
    "timestamp": "2025-08-12T19:31:58.914333",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_13 problems?",
    "target_text": "To solve problem_type_13 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.075240513514781,
    "timestamp": "2025-08-12T19:31:58.914334",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_14 and concept_15?",
    "target_text": "The key differences between concept_14 and concept_15 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 3.6362736645635723,
    "timestamp": "2025-08-12T19:31:58.914336",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_15",
    "target_text": "Here's a comprehensive explanation of topic_15...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.258463836102333,
    "timestamp": "2025-08-12T19:31:58.914337",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_16 problems?",
    "target_text": "To solve problem_type_16 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.816924494742079,
    "timestamp": "2025-08-12T19:31:58.914339",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_17 and concept_18?",
    "target_text": "The key differences between concept_17 and concept_18 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 3.8426725469421177,
    "timestamp": "2025-08-12T19:31:58.914340",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_18",
    "target_text": "Here's a comprehensive explanation of topic_18...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.777537833057182,
    "timestamp": "2025-08-12T19:31:58.914342",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_19 problems?",
    "target_text": "To solve problem_type_19 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.336881394923012,
    "timestamp": "2025-08-12T19:31:58.914343",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_0?",
    "target_text": "Here's how to implement algorithm_0...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.586699783018064,
    "timestamp": "2025-08-12T19:31:58.931388",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_1 in programming",
    "target_text": "In programming, concept_1 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.654104154451074,
    "timestamp": "2025-08-12T19:31:58.931390",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_2?",
    "target_text": "Best practices for topic_2 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.229001244235483,
    "timestamp": "2025-08-12T19:31:58.931391",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_3?",
    "target_text": "Here's how to implement algorithm_3...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.877363053020155,
    "timestamp": "2025-08-12T19:31:58.931393",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_4 in programming",
    "target_text": "In programming, concept_4 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.588231956086199,
    "timestamp": "2025-08-12T19:31:58.931394",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_5?",
    "target_text": "Best practices for topic_5 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.1341342297708366,
    "timestamp": "2025-08-12T19:31:58.931395",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_6?",
    "target_text": "Here's how to implement algorithm_6...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.7835676655581985,
    "timestamp": "2025-08-12T19:31:58.931396",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_7 in programming",
    "target_text": "In programming, concept_7 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.589309637291357,
    "timestamp": "2025-08-12T19:31:58.931398",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_8?",
    "target_text": "Best practices for topic_8 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 3.6088794122653836,
    "timestamp": "2025-08-12T19:31:58.931399",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_9?",
    "target_text": "Here's how to implement algorithm_9...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.3416979026437925,
    "timestamp": "2025-08-12T19:31:58.931400",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_10 in programming",
    "target_text": "In programming, concept_10 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.736815144886649,
    "timestamp": "2025-08-12T19:31:58.931401",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_11?",
    "target_text": "Best practices for topic_11 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.008502609771029,
    "timestamp": "2025-08-12T19:31:58.931403",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_12?",
    "target_text": "Here's how to implement algorithm_12...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.649502324202662,
    "timestamp": "2025-08-12T19:31:58.931404",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_13 in programming",
    "target_text": "In programming, concept_13 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.790579811945917,
    "timestamp": "2025-08-12T19:31:58.931405",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_14?",
    "target_text": "Best practices for topic_14 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.107865841724374,
    "timestamp": "2025-08-12T19:31:58.931406",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_15?",
    "target_text": "Here's how to implement algorithm_15...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.456436512564469,
    "timestamp": "2025-08-12T19:31:58.931407",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_16 in programming",
    "target_text": "In programming, concept_16 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.5987679012475464,
    "timestamp": "2025-08-12T19:31:58.931409",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_17?",
    "target_text": "Best practices for topic_17 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 3.520654961821141,
    "timestamp": "2025-08-12T19:31:58.931410",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_18?",
    "target_text": "Here's how to implement algorithm_18...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.504355313761618,
    "timestamp": "2025-08-12T19:31:58.931411",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_19 in programming",
    "target_text": "In programming, concept_19 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.533824145565309,
    "timestamp": "2025-08-12T19:31:58.931412",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_0",
    "target_text": "Here's a comprehensive explanation of topic_0...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.391097619428071,
    "timestamp": "2025-08-12T19:32:59.136648",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_1 problems?",
    "target_text": "To solve problem_type_1 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.990269851008137,
    "timestamp": "2025-08-12T19:32:59.136650",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_2 and concept_3?",
    "target_text": "The key differences between concept_2 and concept_3 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 3.557679642195048,
    "timestamp": "2025-08-12T19:32:59.136652",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_3",
    "target_text": "Here's a comprehensive explanation of topic_3...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.6696230347479024,
    "timestamp": "2025-08-12T19:32:59.136653",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_4 problems?",
    "target_text": "To solve problem_type_4 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.239322449780947,
    "timestamp": "2025-08-12T19:32:59.136655",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_5 and concept_6?",
    "target_text": "The key differences between concept_5 and concept_6 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.827849781442535,
    "timestamp": "2025-08-12T19:32:59.136657",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_6",
    "target_text": "Here's a comprehensive explanation of topic_6...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.30391485406717,
    "timestamp": "2025-08-12T19:32:59.136658",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_7 problems?",
    "target_text": "To solve problem_type_7 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.802336660319586,
    "timestamp": "2025-08-12T19:32:59.136660",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_8 and concept_9?",
    "target_text": "The key differences between concept_8 and concept_9 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.5027193323874055,
    "timestamp": "2025-08-12T19:32:59.136661",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_9",
    "target_text": "Here's a comprehensive explanation of topic_9...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.286323785871626,
    "timestamp": "2025-08-12T19:32:59.136663",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_10 problems?",
    "target_text": "To solve problem_type_10 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.2295769345691525,
    "timestamp": "2025-08-12T19:32:59.136665",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_11 and concept_12?",
    "target_text": "The key differences between concept_11 and concept_12 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.56292904482755,
    "timestamp": "2025-08-12T19:32:59.136666",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_12",
    "target_text": "Here's a comprehensive explanation of topic_12...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.635034804044246,
    "timestamp": "2025-08-12T19:32:59.136668",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_13 problems?",
    "target_text": "To solve problem_type_13 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.034088931373832,
    "timestamp": "2025-08-12T19:32:59.136670",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_14 and concept_15?",
    "target_text": "The key differences between concept_14 and concept_15 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.824494515497567,
    "timestamp": "2025-08-12T19:32:59.136672",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_15",
    "target_text": "Here's a comprehensive explanation of topic_15...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.202100105947785,
    "timestamp": "2025-08-12T19:32:59.136673",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_16 problems?",
    "target_text": "To solve problem_type_16 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.240965045575757,
    "timestamp": "2025-08-12T19:32:59.136675",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_17 and concept_18?",
    "target_text": "The key differences between concept_17 and concept_18 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 3.9157259491019127,
    "timestamp": "2025-08-12T19:32:59.136676",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_18",
    "target_text": "Here's a comprehensive explanation of topic_18...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.7824169135576162,
    "timestamp": "2025-08-12T19:32:59.136678",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_19 problems?",
    "target_text": "To solve problem_type_19 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.094753607817834,
    "timestamp": "2025-08-12T19:32:59.136679",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_0?",
    "target_text": "Here's how to implement algorithm_0...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.8408511422430656,
    "timestamp": "2025-08-12T19:32:59.154871",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_1 in programming",
    "target_text": "In programming, concept_1 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.891993268438955,
    "timestamp": "2025-08-12T19:32:59.154873",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_2?",
    "target_text": "Best practices for topic_2 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.768479562018885,
    "timestamp": "2025-08-12T19:32:59.154874",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_3?",
    "target_text": "Here's how to implement algorithm_3...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.654370126241151,
    "timestamp": "2025-08-12T19:32:59.154876",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_4 in programming",
    "target_text": "In programming, concept_4 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.949653940486901,
    "timestamp": "2025-08-12T19:32:59.154877",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_5?",
    "target_text": "Best practices for topic_5 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 3.6010310007170405,
    "timestamp": "2025-08-12T19:32:59.154878",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_6?",
    "target_text": "Here's how to implement algorithm_6...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.373256492106134,
    "timestamp": "2025-08-12T19:32:59.154880",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_7 in programming",
    "target_text": "In programming, concept_7 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.517261018187991,
    "timestamp": "2025-08-12T19:32:59.154881",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_8?",
    "target_text": "Best practices for topic_8 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.263617850291222,
    "timestamp": "2025-08-12T19:32:59.154883",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_9?",
    "target_text": "Here's how to implement algorithm_9...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.937259103699097,
    "timestamp": "2025-08-12T19:32:59.154884",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_10 in programming",
    "target_text": "In programming, concept_10 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.7996689851149643,
    "timestamp": "2025-08-12T19:32:59.154885",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_11?",
    "target_text": "Best practices for topic_11 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.734092637673611,
    "timestamp": "2025-08-12T19:32:59.154887",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_12?",
    "target_text": "Here's how to implement algorithm_12...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.846865687565734,
    "timestamp": "2025-08-12T19:32:59.154888",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_13 in programming",
    "target_text": "In programming, concept_13 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.5177579335296123,
    "timestamp": "2025-08-12T19:32:59.154889",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_14?",
    "target_text": "Best practices for topic_14 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.93104188199724,
    "timestamp": "2025-08-12T19:32:59.154891",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_15?",
    "target_text": "Here's how to implement algorithm_15...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.835003674525566,
    "timestamp": "2025-08-12T19:32:59.154892",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_16 in programming",
    "target_text": "In programming, concept_16 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.311237022267761,
    "timestamp": "2025-08-12T19:32:59.154893",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_17?",
    "target_text": "Best practices for topic_17 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 3.817711695885993,
    "timestamp": "2025-08-12T19:32:59.154895",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_18?",
    "target_text": "Here's how to implement algorithm_18...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.673246591500541,
    "timestamp": "2025-08-12T19:32:59.154896",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_19 in programming",
    "target_text": "In programming, concept_19 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.960340918239357,
    "timestamp": "2025-08-12T19:32:59.154897",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_0",
    "target_text": "Here's a comprehensive explanation of topic_0...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.738354284099682,
    "timestamp": "2025-08-14T19:52:11.491888",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_1 problems?",
    "target_text": "To solve problem_type_1 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.6091431272336223,
    "timestamp": "2025-08-14T19:52:11.491890",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_2 and concept_3?",
    "target_text": "The key differences between concept_2 and concept_3 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 3.662746172489077,
    "timestamp": "2025-08-14T19:52:11.491892",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_3",
    "target_text": "Here's a comprehensive explanation of topic_3...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.701165264664684,
    "timestamp": "2025-08-14T19:52:11.491893",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_4 problems?",
    "target_text": "To solve problem_type_4 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.915176591578,
    "timestamp": "2025-08-14T19:52:11.491894",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_5 and concept_6?",
    "target_text": "The key differences between concept_5 and concept_6 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 3.7228727627252582,
    "timestamp": "2025-08-14T19:52:11.491896",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_6",
    "target_text": "Here's a comprehensive explanation of topic_6...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.117869094510283,
    "timestamp": "2025-08-14T19:52:11.491897",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_7 problems?",
    "target_text": "To solve problem_type_7 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.724241669550595,
    "timestamp": "2025-08-14T19:52:11.491899",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_8 and concept_9?",
    "target_text": "The key differences between concept_8 and concept_9 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.535189521327885,
    "timestamp": "2025-08-14T19:52:11.491900",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_9",
    "target_text": "Here's a comprehensive explanation of topic_9...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.655069071487147,
    "timestamp": "2025-08-14T19:52:11.491902",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_10 problems?",
    "target_text": "To solve problem_type_10 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.545980258874556,
    "timestamp": "2025-08-14T19:52:11.491903",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_11 and concept_12?",
    "target_text": "The key differences between concept_11 and concept_12 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.520275736232605,
    "timestamp": "2025-08-14T19:52:11.491905",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_12",
    "target_text": "Here's a comprehensive explanation of topic_12...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.065237055503944,
    "timestamp": "2025-08-14T19:52:11.491906",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_13 problems?",
    "target_text": "To solve problem_type_13 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.341454783091177,
    "timestamp": "2025-08-14T19:52:11.491908",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_14 and concept_15?",
    "target_text": "The key differences between concept_14 and concept_15 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.405114427293581,
    "timestamp": "2025-08-14T19:52:11.491909",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_15",
    "target_text": "Here's a comprehensive explanation of topic_15...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.8034936251699563,
    "timestamp": "2025-08-14T19:52:11.491911",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_16 problems?",
    "target_text": "To solve problem_type_16 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.200848348863066,
    "timestamp": "2025-08-14T19:52:11.491912",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_17 and concept_18?",
    "target_text": "The key differences between concept_17 and concept_18 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 3.8806542380265854,
    "timestamp": "2025-08-14T19:52:11.491914",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_18",
    "target_text": "Here's a comprehensive explanation of topic_18...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.191174548134247,
    "timestamp": "2025-08-14T19:52:11.491915",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_19 problems?",
    "target_text": "To solve problem_type_19 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.5240677639859825,
    "timestamp": "2025-08-14T19:52:11.491917",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_0?",
    "target_text": "Here's how to implement algorithm_0...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.88908873079469,
    "timestamp": "2025-08-14T19:52:11.510779",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_1 in programming",
    "target_text": "In programming, concept_1 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.034056923272949,
    "timestamp": "2025-08-14T19:52:11.510781",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_2?",
    "target_text": "Best practices for topic_2 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.3714215028411365,
    "timestamp": "2025-08-14T19:52:11.510782",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_3?",
    "target_text": "Here's how to implement algorithm_3...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.001719535563295,
    "timestamp": "2025-08-14T19:52:11.510783",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_4 in programming",
    "target_text": "In programming, concept_4 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.8286375718471195,
    "timestamp": "2025-08-14T19:52:11.510785",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_5?",
    "target_text": "Best practices for topic_5 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 3.8846565646224236,
    "timestamp": "2025-08-14T19:52:11.510786",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_6?",
    "target_text": "Here's how to implement algorithm_6...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.866979556372529,
    "timestamp": "2025-08-14T19:52:11.510787",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_7 in programming",
    "target_text": "In programming, concept_7 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.6310009040748583,
    "timestamp": "2025-08-14T19:52:11.510789",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_8?",
    "target_text": "Best practices for topic_8 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 3.7365318357462622,
    "timestamp": "2025-08-14T19:52:11.510790",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_9?",
    "target_text": "Here's how to implement algorithm_9...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.985621300270139,
    "timestamp": "2025-08-14T19:52:11.510791",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_10 in programming",
    "target_text": "In programming, concept_10 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.703821967030774,
    "timestamp": "2025-08-14T19:52:11.510793",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_11?",
    "target_text": "Best practices for topic_11 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.714515986014389,
    "timestamp": "2025-08-14T19:52:11.510794",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_12?",
    "target_text": "Here's how to implement algorithm_12...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.7192277957653315,
    "timestamp": "2025-08-14T19:52:11.510795",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_13 in programming",
    "target_text": "In programming, concept_13 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.6049085055620065,
    "timestamp": "2025-08-14T19:52:11.510796",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_14?",
    "target_text": "Best practices for topic_14 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.740095363106104,
    "timestamp": "2025-08-14T19:52:11.510798",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_15?",
    "target_text": "Here's how to implement algorithm_15...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.061076977506888,
    "timestamp": "2025-08-14T19:52:11.510799",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_16 in programming",
    "target_text": "In programming, concept_16 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.153774904496087,
    "timestamp": "2025-08-14T19:52:11.510800",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_17?",
    "target_text": "Best practices for topic_17 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.359301218475655,
    "timestamp": "2025-08-14T19:52:11.510802",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_18?",
    "target_text": "Here's how to implement algorithm_18...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.593715714078749,
    "timestamp": "2025-08-14T19:52:11.510803",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_19 in programming",
    "target_text": "In programming, concept_19 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.546940380833254,
    "timestamp": "2025-08-14T19:52:11.510804",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_0",
    "target_text": "Here's a comprehensive explanation of topic_0...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.951221845186012,
    "timestamp": "2025-08-14T19:54:45.917735",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_1 problems?",
    "target_text": "To solve problem_type_1 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.708885786625797,
    "timestamp": "2025-08-14T19:54:45.917737",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_2 and concept_3?",
    "target_text": "The key differences between concept_2 and concept_3 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.805608460244558,
    "timestamp": "2025-08-14T19:54:45.917739",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_3",
    "target_text": "Here's a comprehensive explanation of topic_3...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.8767382652941285,
    "timestamp": "2025-08-14T19:54:45.917740",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_4 problems?",
    "target_text": "To solve problem_type_4 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.8474256667264646,
    "timestamp": "2025-08-14T19:54:45.917742",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_5 and concept_6?",
    "target_text": "The key differences between concept_5 and concept_6 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.107726333015532,
    "timestamp": "2025-08-14T19:54:45.917743",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_6",
    "target_text": "Here's a comprehensive explanation of topic_6...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.44803864332397,
    "timestamp": "2025-08-14T19:54:45.917745",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_7 problems?",
    "target_text": "To solve problem_type_7 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.636348681973563,
    "timestamp": "2025-08-14T19:54:45.917746",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_8 and concept_9?",
    "target_text": "The key differences between concept_8 and concept_9 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.683418731042221,
    "timestamp": "2025-08-14T19:54:45.917748",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_9",
    "target_text": "Here's a comprehensive explanation of topic_9...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.7948144711356053,
    "timestamp": "2025-08-14T19:54:45.917750",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_10 problems?",
    "target_text": "To solve problem_type_10 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.557878089277224,
    "timestamp": "2025-08-14T19:54:45.917751",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_11 and concept_12?",
    "target_text": "The key differences between concept_11 and concept_12 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.0766885299949385,
    "timestamp": "2025-08-14T19:54:45.917753",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_12",
    "target_text": "Here's a comprehensive explanation of topic_12...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.5050184637033017,
    "timestamp": "2025-08-14T19:54:45.917754",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_13 problems?",
    "target_text": "To solve problem_type_13 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.505599183452193,
    "timestamp": "2025-08-14T19:54:45.917756",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_14 and concept_15?",
    "target_text": "The key differences between concept_14 and concept_15 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.1480281460780795,
    "timestamp": "2025-08-14T19:54:45.917757",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_15",
    "target_text": "Here's a comprehensive explanation of topic_15...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.89877004638203,
    "timestamp": "2025-08-14T19:54:45.917759",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_16 problems?",
    "target_text": "To solve problem_type_16 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.8484822177902855,
    "timestamp": "2025-08-14T19:54:45.917760",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_17 and concept_18?",
    "target_text": "The key differences between concept_17 and concept_18 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 3.967564525700046,
    "timestamp": "2025-08-14T19:54:45.917762",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_18",
    "target_text": "Here's a comprehensive explanation of topic_18...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.259107560483177,
    "timestamp": "2025-08-14T19:54:45.917763",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_19 problems?",
    "target_text": "To solve problem_type_19 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.5399338516537515,
    "timestamp": "2025-08-14T19:54:45.917765",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_0?",
    "target_text": "Here's how to implement algorithm_0...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.993604189339068,
    "timestamp": "2025-08-14T19:54:45.936729",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_1 in programming",
    "target_text": "In programming, concept_1 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.4470966362209,
    "timestamp": "2025-08-14T19:54:45.936731",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_2?",
    "target_text": "Best practices for topic_2 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 3.841738600404414,
    "timestamp": "2025-08-14T19:54:45.936732",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_3?",
    "target_text": "Here's how to implement algorithm_3...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.263886304680504,
    "timestamp": "2025-08-14T19:54:45.936733",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_4 in programming",
    "target_text": "In programming, concept_4 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.0231954337949505,
    "timestamp": "2025-08-14T19:54:45.936735",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_5?",
    "target_text": "Best practices for topic_5 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.696740772178588,
    "timestamp": "2025-08-14T19:54:45.936736",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_6?",
    "target_text": "Here's how to implement algorithm_6...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.7432341841865773,
    "timestamp": "2025-08-14T19:54:45.936737",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_7 in programming",
    "target_text": "In programming, concept_7 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.08449234236491,
    "timestamp": "2025-08-14T19:54:45.936739",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_8?",
    "target_text": "Best practices for topic_8 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.715242979536885,
    "timestamp": "2025-08-14T19:54:45.936740",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_9?",
    "target_text": "Here's how to implement algorithm_9...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.981361241546074,
    "timestamp": "2025-08-14T19:54:45.936741",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_10 in programming",
    "target_text": "In programming, concept_10 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.961510110521509,
    "timestamp": "2025-08-14T19:54:45.936742",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_11?",
    "target_text": "Best practices for topic_11 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.163413781724057,
    "timestamp": "2025-08-14T19:54:45.936744",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_12?",
    "target_text": "Here's how to implement algorithm_12...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.6538674062323135,
    "timestamp": "2025-08-14T19:54:45.936745",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_13 in programming",
    "target_text": "In programming, concept_13 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.929888103847491,
    "timestamp": "2025-08-14T19:54:45.936746",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_14?",
    "target_text": "Best practices for topic_14 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.009915627294143,
    "timestamp": "2025-08-14T19:54:45.936748",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_15?",
    "target_text": "Here's how to implement algorithm_15...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.7274689629457898,
    "timestamp": "2025-08-14T19:54:45.936749",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_16 in programming",
    "target_text": "In programming, concept_16 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.258118029909468,
    "timestamp": "2025-08-14T19:54:45.936750",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_17?",
    "target_text": "Best practices for topic_17 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.022526653319204,
    "timestamp": "2025-08-14T19:54:45.936751",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_18?",
    "target_text": "Here's how to implement algorithm_18...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.800482205315889,
    "timestamp": "2025-08-14T19:54:45.936753",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_19 in programming",
    "target_text": "In programming, concept_19 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.4019840859011135,
    "timestamp": "2025-08-14T19:54:45.936754",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_0",
    "target_text": "Here's a comprehensive explanation of topic_0...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.041544826737634,
    "timestamp": "2025-08-14T19:56:58.991472",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_1 problems?",
    "target_text": "To solve problem_type_1 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.195149610690004,
    "timestamp": "2025-08-14T19:56:58.991474",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_2 and concept_3?",
    "target_text": "The key differences between concept_2 and concept_3 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.7705810068647345,
    "timestamp": "2025-08-14T19:56:58.991476",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_3",
    "target_text": "Here's a comprehensive explanation of topic_3...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.89304238623379,
    "timestamp": "2025-08-14T19:56:58.991478",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_4 problems?",
    "target_text": "To solve problem_type_4 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.8102616681779695,
    "timestamp": "2025-08-14T19:56:58.991479",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_5 and concept_6?",
    "target_text": "The key differences between concept_5 and concept_6 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 3.680781938321534,
    "timestamp": "2025-08-14T19:56:58.991481",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_6",
    "target_text": "Here's a comprehensive explanation of topic_6...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.908116884474181,
    "timestamp": "2025-08-14T19:56:58.991482",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_7 problems?",
    "target_text": "To solve problem_type_7 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.731424437802624,
    "timestamp": "2025-08-14T19:56:58.991484",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_8 and concept_9?",
    "target_text": "The key differences between concept_8 and concept_9 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.459727910469816,
    "timestamp": "2025-08-14T19:56:58.991486",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_9",
    "target_text": "Here's a comprehensive explanation of topic_9...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.061788309473272,
    "timestamp": "2025-08-14T19:56:58.991487",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_10 problems?",
    "target_text": "To solve problem_type_10 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.6246171688143343,
    "timestamp": "2025-08-14T19:56:58.991489",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_11 and concept_12?",
    "target_text": "The key differences between concept_11 and concept_12 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 3.780791661008929,
    "timestamp": "2025-08-14T19:56:58.991491",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_12",
    "target_text": "Here's a comprehensive explanation of topic_12...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.743853778280894,
    "timestamp": "2025-08-14T19:56:58.991492",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_13 problems?",
    "target_text": "To solve problem_type_13 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.935419833907938,
    "timestamp": "2025-08-14T19:56:58.991494",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_14 and concept_15?",
    "target_text": "The key differences between concept_14 and concept_15 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.4627404313335575,
    "timestamp": "2025-08-14T19:56:58.991495",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_15",
    "target_text": "Here's a comprehensive explanation of topic_15...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.184227109277345,
    "timestamp": "2025-08-14T19:56:58.991497",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_16 problems?",
    "target_text": "To solve problem_type_16 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.191415343828816,
    "timestamp": "2025-08-14T19:56:58.991499",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_17 and concept_18?",
    "target_text": "The key differences between concept_17 and concept_18 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.729017932366119,
    "timestamp": "2025-08-14T19:56:58.991500",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_18",
    "target_text": "Here's a comprehensive explanation of topic_18...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.462079520544906,
    "timestamp": "2025-08-14T19:56:58.991502",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_19 problems?",
    "target_text": "To solve problem_type_19 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.8272421419266776,
    "timestamp": "2025-08-14T19:56:58.991504",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_0?",
    "target_text": "Here's how to implement algorithm_0...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.5195428484482267,
    "timestamp": "2025-08-14T19:56:59.011735",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_1 in programming",
    "target_text": "In programming, concept_1 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.6084979620052624,
    "timestamp": "2025-08-14T19:56:59.011737",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_2?",
    "target_text": "Best practices for topic_2 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.974036411839547,
    "timestamp": "2025-08-14T19:56:59.011738",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_3?",
    "target_text": "Here's how to implement algorithm_3...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.933318348457232,
    "timestamp": "2025-08-14T19:56:59.011740",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_4 in programming",
    "target_text": "In programming, concept_4 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.902509423111541,
    "timestamp": "2025-08-14T19:56:59.011741",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_5?",
    "target_text": "Best practices for topic_5 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.772723793500329,
    "timestamp": "2025-08-14T19:56:59.011742",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_6?",
    "target_text": "Here's how to implement algorithm_6...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.5137931092804693,
    "timestamp": "2025-08-14T19:56:59.011744",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_7 in programming",
    "target_text": "In programming, concept_7 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.256149963435537,
    "timestamp": "2025-08-14T19:56:59.011745",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_8?",
    "target_text": "Best practices for topic_8 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.598826923923155,
    "timestamp": "2025-08-14T19:56:59.011746",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_9?",
    "target_text": "Here's how to implement algorithm_9...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.8516566677035033,
    "timestamp": "2025-08-14T19:56:59.011748",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_10 in programming",
    "target_text": "In programming, concept_10 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.571325900515037,
    "timestamp": "2025-08-14T19:56:59.011749",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_11?",
    "target_text": "Best practices for topic_11 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.596806107321912,
    "timestamp": "2025-08-14T19:56:59.011750",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_12?",
    "target_text": "Here's how to implement algorithm_12...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.814738555178009,
    "timestamp": "2025-08-14T19:56:59.011751",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_13 in programming",
    "target_text": "In programming, concept_13 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.99506831488239,
    "timestamp": "2025-08-14T19:56:59.011753",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_14?",
    "target_text": "Best practices for topic_14 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.307722048819215,
    "timestamp": "2025-08-14T19:56:59.011754",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_15?",
    "target_text": "Here's how to implement algorithm_15...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.590725809759626,
    "timestamp": "2025-08-14T19:56:59.011755",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_16 in programming",
    "target_text": "In programming, concept_16 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.8285124413057656,
    "timestamp": "2025-08-14T19:56:59.011757",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_17?",
    "target_text": "Best practices for topic_17 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 3.8507268274791713,
    "timestamp": "2025-08-14T19:56:59.011758",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_18?",
    "target_text": "Here's how to implement algorithm_18...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.852973188956679,
    "timestamp": "2025-08-14T19:56:59.011759",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_19 in programming",
    "target_text": "In programming, concept_19 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.774667895973659,
    "timestamp": "2025-08-14T19:56:59.011760",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_0",
    "target_text": "Here's a comprehensive explanation of topic_0...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.84713318990861,
    "timestamp": "2025-08-14T19:58:56.607267",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_1 problems?",
    "target_text": "To solve problem_type_1 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.3032610194234575,
    "timestamp": "2025-08-14T19:58:56.607269",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_2 and concept_3?",
    "target_text": "The key differences between concept_2 and concept_3 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.110682682568954,
    "timestamp": "2025-08-14T19:58:56.607271",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_3",
    "target_text": "Here's a comprehensive explanation of topic_3...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.999218262673184,
    "timestamp": "2025-08-14T19:58:56.607272",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_4 problems?",
    "target_text": "To solve problem_type_4 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.812811550503602,
    "timestamp": "2025-08-14T19:58:56.607274",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_5 and concept_6?",
    "target_text": "The key differences between concept_5 and concept_6 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.574049794200685,
    "timestamp": "2025-08-14T19:58:56.607276",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_6",
    "target_text": "Here's a comprehensive explanation of topic_6...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.239999281892375,
    "timestamp": "2025-08-14T19:58:56.607277",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_7 problems?",
    "target_text": "To solve problem_type_7 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.31694401322791,
    "timestamp": "2025-08-14T19:58:56.607278",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_8 and concept_9?",
    "target_text": "The key differences between concept_8 and concept_9 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 3.822446331444264,
    "timestamp": "2025-08-14T19:58:56.607280",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_9",
    "target_text": "Here's a comprehensive explanation of topic_9...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.895759795077588,
    "timestamp": "2025-08-14T19:58:56.607281",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_10 problems?",
    "target_text": "To solve problem_type_10 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.519378360084136,
    "timestamp": "2025-08-14T19:58:56.607283",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_11 and concept_12?",
    "target_text": "The key differences between concept_11 and concept_12 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 3.660380289098771,
    "timestamp": "2025-08-14T19:58:56.607284",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_12",
    "target_text": "Here's a comprehensive explanation of topic_12...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.605857974659236,
    "timestamp": "2025-08-14T19:58:56.607286",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_13 problems?",
    "target_text": "To solve problem_type_13 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.7353037399753695,
    "timestamp": "2025-08-14T19:58:56.607287",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_14 and concept_15?",
    "target_text": "The key differences between concept_14 and concept_15 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.771433296836894,
    "timestamp": "2025-08-14T19:58:56.607288",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_15",
    "target_text": "Here's a comprehensive explanation of topic_15...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.586473198619284,
    "timestamp": "2025-08-14T19:58:56.607290",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_16 problems?",
    "target_text": "To solve problem_type_16 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.867119854994992,
    "timestamp": "2025-08-14T19:58:56.607291",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_17 and concept_18?",
    "target_text": "The key differences between concept_17 and concept_18 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.407407074131815,
    "timestamp": "2025-08-14T19:58:56.607293",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_18",
    "target_text": "Here's a comprehensive explanation of topic_18...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.910972268801451,
    "timestamp": "2025-08-14T19:58:56.607295",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_19 problems?",
    "target_text": "To solve problem_type_19 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.980611064631311,
    "timestamp": "2025-08-14T19:58:56.607296",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_0?",
    "target_text": "Here's how to implement algorithm_0...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.9405589265374785,
    "timestamp": "2025-08-14T19:58:56.627658",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_1 in programming",
    "target_text": "In programming, concept_1 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.817002649007223,
    "timestamp": "2025-08-14T19:58:56.627660",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_2?",
    "target_text": "Best practices for topic_2 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 3.6666581142773165,
    "timestamp": "2025-08-14T19:58:56.627661",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_3?",
    "target_text": "Here's how to implement algorithm_3...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.7699182614676685,
    "timestamp": "2025-08-14T19:58:56.627663",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_4 in programming",
    "target_text": "In programming, concept_4 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.992110205499497,
    "timestamp": "2025-08-14T19:58:56.627664",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_5?",
    "target_text": "Best practices for topic_5 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.930118747000245,
    "timestamp": "2025-08-14T19:58:56.627665",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_6?",
    "target_text": "Here's how to implement algorithm_6...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.903716801569882,
    "timestamp": "2025-08-14T19:58:56.627667",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_7 in programming",
    "target_text": "In programming, concept_7 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.605409748420186,
    "timestamp": "2025-08-14T19:58:56.627668",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_8?",
    "target_text": "Best practices for topic_8 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.060055217342084,
    "timestamp": "2025-08-14T19:58:56.627669",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_9?",
    "target_text": "Here's how to implement algorithm_9...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.062706210105611,
    "timestamp": "2025-08-14T19:58:56.627671",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_10 in programming",
    "target_text": "In programming, concept_10 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.7739053247524885,
    "timestamp": "2025-08-14T19:58:56.627672",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_11?",
    "target_text": "Best practices for topic_11 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 3.79960918593084,
    "timestamp": "2025-08-14T19:58:56.627673",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_12?",
    "target_text": "Here's how to implement algorithm_12...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.253147366249253,
    "timestamp": "2025-08-14T19:58:56.627675",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_13 in programming",
    "target_text": "In programming, concept_13 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.980969948149491,
    "timestamp": "2025-08-14T19:58:56.627676",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_14?",
    "target_text": "Best practices for topic_14 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.617549806343842,
    "timestamp": "2025-08-14T19:58:56.627677",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_15?",
    "target_text": "Here's how to implement algorithm_15...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.147174629283141,
    "timestamp": "2025-08-14T19:58:56.627679",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_16 in programming",
    "target_text": "In programming, concept_16 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.138193371823943,
    "timestamp": "2025-08-14T19:58:56.627680",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_17?",
    "target_text": "Best practices for topic_17 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 3.902869200109887,
    "timestamp": "2025-08-14T19:58:56.627681",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_18?",
    "target_text": "Here's how to implement algorithm_18...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.802011457772383,
    "timestamp": "2025-08-14T19:58:56.627682",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_19 in programming",
    "target_text": "In programming, concept_19 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.28982821423871,
    "timestamp": "2025-08-14T19:58:56.627684",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_0",
    "target_text": "Here's a comprehensive explanation of topic_0...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.201633404225166,
    "timestamp": "2025-08-15T01:42:03.519161",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_1 problems?",
    "target_text": "To solve problem_type_1 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.929345517452418,
    "timestamp": "2025-08-15T01:42:03.519163",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_2 and concept_3?",
    "target_text": "The key differences between concept_2 and concept_3 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.2012209740214805,
    "timestamp": "2025-08-15T01:42:03.519164",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_3",
    "target_text": "Here's a comprehensive explanation of topic_3...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.706564096323734,
    "timestamp": "2025-08-15T01:42:03.519166",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_4 problems?",
    "target_text": "To solve problem_type_4 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.534276883881021,
    "timestamp": "2025-08-15T01:42:03.519168",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_5 and concept_6?",
    "target_text": "The key differences between concept_5 and concept_6 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.123363819139814,
    "timestamp": "2025-08-15T01:42:03.519169",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_6",
    "target_text": "Here's a comprehensive explanation of topic_6...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.234914205843184,
    "timestamp": "2025-08-15T01:42:03.519171",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_7 problems?",
    "target_text": "To solve problem_type_7 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.750475893721971,
    "timestamp": "2025-08-15T01:42:03.519172",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_8 and concept_9?",
    "target_text": "The key differences between concept_8 and concept_9 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.205006400407323,
    "timestamp": "2025-08-15T01:42:03.519174",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_9",
    "target_text": "Here's a comprehensive explanation of topic_9...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.792969478534744,
    "timestamp": "2025-08-15T01:42:03.519175",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_10 problems?",
    "target_text": "To solve problem_type_10 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.526645835437558,
    "timestamp": "2025-08-15T01:42:03.519176",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_11 and concept_12?",
    "target_text": "The key differences between concept_11 and concept_12 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 3.551823799210592,
    "timestamp": "2025-08-15T01:42:03.519178",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_12",
    "target_text": "Here's a comprehensive explanation of topic_12...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.9852522343539,
    "timestamp": "2025-08-15T01:42:03.519179",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_13 problems?",
    "target_text": "To solve problem_type_13 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.8868896539115125,
    "timestamp": "2025-08-15T01:42:03.519181",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_14 and concept_15?",
    "target_text": "The key differences between concept_14 and concept_15 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.244050487271777,
    "timestamp": "2025-08-15T01:42:03.519182",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_15",
    "target_text": "Here's a comprehensive explanation of topic_15...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.07591738734737,
    "timestamp": "2025-08-15T01:42:03.519184",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_16 problems?",
    "target_text": "To solve problem_type_16 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.813941201748284,
    "timestamp": "2025-08-15T01:42:03.519186",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_17 and concept_18?",
    "target_text": "The key differences between concept_17 and concept_18 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.706402370707546,
    "timestamp": "2025-08-15T01:42:03.519187",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_18",
    "target_text": "Here's a comprehensive explanation of topic_18...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.759712829511675,
    "timestamp": "2025-08-15T01:42:03.519189",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_19 problems?",
    "target_text": "To solve problem_type_19 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.293351594007697,
    "timestamp": "2025-08-15T01:42:03.519190",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_0?",
    "target_text": "Here's how to implement algorithm_0...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.403414939834199,
    "timestamp": "2025-08-15T01:42:03.539230",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_1 in programming",
    "target_text": "In programming, concept_1 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.7799355345598507,
    "timestamp": "2025-08-15T01:42:03.539232",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_2?",
    "target_text": "Best practices for topic_2 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 3.843892472567469,
    "timestamp": "2025-08-15T01:42:03.539234",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_3?",
    "target_text": "Here's how to implement algorithm_3...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.595635638286752,
    "timestamp": "2025-08-15T01:42:03.539235",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_4 in programming",
    "target_text": "In programming, concept_4 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.41579451402559,
    "timestamp": "2025-08-15T01:42:03.539236",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_5?",
    "target_text": "Best practices for topic_5 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 3.5662135316706327,
    "timestamp": "2025-08-15T01:42:03.539238",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_6?",
    "target_text": "Here's how to implement algorithm_6...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.6158552989724893,
    "timestamp": "2025-08-15T01:42:03.539239",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_7 in programming",
    "target_text": "In programming, concept_7 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.032330981030955,
    "timestamp": "2025-08-15T01:42:03.539240",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_8?",
    "target_text": "Best practices for topic_8 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 3.935270292171535,
    "timestamp": "2025-08-15T01:42:03.539241",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_9?",
    "target_text": "Here's how to implement algorithm_9...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.129204631000927,
    "timestamp": "2025-08-15T01:42:03.539243",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_10 in programming",
    "target_text": "In programming, concept_10 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.513637276343903,
    "timestamp": "2025-08-15T01:42:03.539244",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_11?",
    "target_text": "Best practices for topic_11 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.142622181116525,
    "timestamp": "2025-08-15T01:42:03.539245",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_12?",
    "target_text": "Here's how to implement algorithm_12...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.505087466679745,
    "timestamp": "2025-08-15T01:42:03.539247",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_13 in programming",
    "target_text": "In programming, concept_13 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.871354145042653,
    "timestamp": "2025-08-15T01:42:03.539248",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_14?",
    "target_text": "Best practices for topic_14 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.716288472958147,
    "timestamp": "2025-08-15T01:42:03.539249",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_15?",
    "target_text": "Here's how to implement algorithm_15...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.700055795229822,
    "timestamp": "2025-08-15T01:42:03.539250",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_16 in programming",
    "target_text": "In programming, concept_16 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.230945588775862,
    "timestamp": "2025-08-15T01:42:03.539252",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_17?",
    "target_text": "Best practices for topic_17 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 3.9948980713108617,
    "timestamp": "2025-08-15T01:42:03.539253",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_18?",
    "target_text": "Here's how to implement algorithm_18...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.072594020134648,
    "timestamp": "2025-08-15T01:42:03.539254",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_19 in programming",
    "target_text": "In programming, concept_19 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.9028162271077136,
    "timestamp": "2025-08-15T01:42:03.539256",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_0",
    "target_text": "Here's a comprehensive explanation of topic_0...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.7780168799523164,
    "timestamp": "2025-08-15T10:55:45.389180",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_1 problems?",
    "target_text": "To solve problem_type_1 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.764246888652557,
    "timestamp": "2025-08-15T10:55:45.389182",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_2 and concept_3?",
    "target_text": "The key differences between concept_2 and concept_3 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.956779150289643,
    "timestamp": "2025-08-15T10:55:45.389183",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_3",
    "target_text": "Here's a comprehensive explanation of topic_3...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.452570433466421,
    "timestamp": "2025-08-15T10:55:45.389185",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_4 problems?",
    "target_text": "To solve problem_type_4 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.749341598188452,
    "timestamp": "2025-08-15T10:55:45.389187",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_5 and concept_6?",
    "target_text": "The key differences between concept_5 and concept_6 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.433340046176993,
    "timestamp": "2025-08-15T10:55:45.389188",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_6",
    "target_text": "Here's a comprehensive explanation of topic_6...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.149963546271421,
    "timestamp": "2025-08-15T10:55:45.389190",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_7 problems?",
    "target_text": "To solve problem_type_7 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.871849816161654,
    "timestamp": "2025-08-15T10:55:45.389191",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_8 and concept_9?",
    "target_text": "The key differences between concept_8 and concept_9 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.402023442333627,
    "timestamp": "2025-08-15T10:55:45.389193",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_9",
    "target_text": "Here's a comprehensive explanation of topic_9...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.939970286579313,
    "timestamp": "2025-08-15T10:55:45.389194",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_10 problems?",
    "target_text": "To solve problem_type_10 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.970646197890891,
    "timestamp": "2025-08-15T10:55:45.389196",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_11 and concept_12?",
    "target_text": "The key differences between concept_11 and concept_12 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 3.811038854453407,
    "timestamp": "2025-08-15T10:55:45.389197",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_12",
    "target_text": "Here's a comprehensive explanation of topic_12...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.552930189515536,
    "timestamp": "2025-08-15T10:55:45.389199",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_13 problems?",
    "target_text": "To solve problem_type_13 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.449777012128457,
    "timestamp": "2025-08-15T10:55:45.389200",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_14 and concept_15?",
    "target_text": "The key differences between concept_14 and concept_15 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 3.8990766685475586,
    "timestamp": "2025-08-15T10:55:45.389201",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_15",
    "target_text": "Here's a comprehensive explanation of topic_15...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.992390859227121,
    "timestamp": "2025-08-15T10:55:45.389203",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_16 problems?",
    "target_text": "To solve problem_type_16 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.344422188521224,
    "timestamp": "2025-08-15T10:55:45.389204",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_17 and concept_18?",
    "target_text": "The key differences between concept_17 and concept_18 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.915785618563145,
    "timestamp": "2025-08-15T10:55:45.389206",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_18",
    "target_text": "Here's a comprehensive explanation of topic_18...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.542193509050894,
    "timestamp": "2025-08-15T10:55:45.389207",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_19 problems?",
    "target_text": "To solve problem_type_19 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.181185018528043,
    "timestamp": "2025-08-15T10:55:45.389209",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_0?",
    "target_text": "Here's how to implement algorithm_0...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.675467709700085,
    "timestamp": "2025-08-15T10:55:45.409371",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_1 in programming",
    "target_text": "In programming, concept_1 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.8910279299538306,
    "timestamp": "2025-08-15T10:55:45.409373",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_2?",
    "target_text": "Best practices for topic_2 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 3.8996559747021773,
    "timestamp": "2025-08-15T10:55:45.409374",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_3?",
    "target_text": "Here's how to implement algorithm_3...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.537682180533766,
    "timestamp": "2025-08-15T10:55:45.409376",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_4 in programming",
    "target_text": "In programming, concept_4 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.9703566132394705,
    "timestamp": "2025-08-15T10:55:45.409378",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_5?",
    "target_text": "Best practices for topic_5 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 3.8001474110115234,
    "timestamp": "2025-08-15T10:55:45.409379",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_6?",
    "target_text": "Here's how to implement algorithm_6...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.127100609202993,
    "timestamp": "2025-08-15T10:55:45.409381",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_7 in programming",
    "target_text": "In programming, concept_7 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.612768820308309,
    "timestamp": "2025-08-15T10:55:45.409382",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_8?",
    "target_text": "Best practices for topic_8 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.861810346145049,
    "timestamp": "2025-08-15T10:55:45.409383",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_9?",
    "target_text": "Here's how to implement algorithm_9...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.592746465442978,
    "timestamp": "2025-08-15T10:55:45.409384",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_10 in programming",
    "target_text": "In programming, concept_10 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.222004837339958,
    "timestamp": "2025-08-15T10:55:45.409386",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_11?",
    "target_text": "Best practices for topic_11 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.079690885074548,
    "timestamp": "2025-08-15T10:55:45.409387",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_12?",
    "target_text": "Here's how to implement algorithm_12...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.151527932469679,
    "timestamp": "2025-08-15T10:55:45.409388",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_13 in programming",
    "target_text": "In programming, concept_13 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.5331065866825493,
    "timestamp": "2025-08-15T10:55:45.409389",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_14?",
    "target_text": "Best practices for topic_14 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.384661774006664,
    "timestamp": "2025-08-15T10:55:45.409391",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_15?",
    "target_text": "Here's how to implement algorithm_15...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.5969862777126704,
    "timestamp": "2025-08-15T10:55:45.409392",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_16 in programming",
    "target_text": "In programming, concept_16 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.367832706926669,
    "timestamp": "2025-08-15T10:55:45.409393",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_17?",
    "target_text": "Best practices for topic_17 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 3.519758145528585,
    "timestamp": "2025-08-15T10:55:45.409394",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_18?",
    "target_text": "Here's how to implement algorithm_18...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.600493776326905,
    "timestamp": "2025-08-15T10:55:45.409396",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_19 in programming",
    "target_text": "In programming, concept_19 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.76130870637646,
    "timestamp": "2025-08-15T10:55:45.409397",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_0",
    "target_text": "Here's a comprehensive explanation of topic_0...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.6770086577958843,
    "timestamp": "2025-08-15T13:14:55.430462",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_1 problems?",
    "target_text": "To solve problem_type_1 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.9342300859941712,
    "timestamp": "2025-08-15T13:14:55.430466",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_2 and concept_3?",
    "target_text": "The key differences between concept_2 and concept_3 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.166294070086476,
    "timestamp": "2025-08-15T13:14:55.430468",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_3",
    "target_text": "Here's a comprehensive explanation of topic_3...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.691230526359836,
    "timestamp": "2025-08-15T13:14:55.430469",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_4 problems?",
    "target_text": "To solve problem_type_4 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.768538596449276,
    "timestamp": "2025-08-15T13:14:55.430471",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_5 and concept_6?",
    "target_text": "The key differences between concept_5 and concept_6 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.012018071574294,
    "timestamp": "2025-08-15T13:14:55.430473",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_6",
    "target_text": "Here's a comprehensive explanation of topic_6...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.1676193994366155,
    "timestamp": "2025-08-15T13:14:55.430474",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_7 problems?",
    "target_text": "To solve problem_type_7 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.597044073731371,
    "timestamp": "2025-08-15T13:14:55.430476",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_8 and concept_9?",
    "target_text": "The key differences between concept_8 and concept_9 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 3.7021655548931647,
    "timestamp": "2025-08-15T13:14:55.430477",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_9",
    "target_text": "Here's a comprehensive explanation of topic_9...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.4632381030677655,
    "timestamp": "2025-08-15T13:14:55.430478",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_10 problems?",
    "target_text": "To solve problem_type_10 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.352109179629144,
    "timestamp": "2025-08-15T13:14:55.430480",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_11 and concept_12?",
    "target_text": "The key differences between concept_11 and concept_12 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.644693050377331,
    "timestamp": "2025-08-15T13:14:55.430481",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_12",
    "target_text": "Here's a comprehensive explanation of topic_12...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.781343831512252,
    "timestamp": "2025-08-15T13:14:55.430482",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_13 problems?",
    "target_text": "To solve problem_type_13 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.804124030178726,
    "timestamp": "2025-08-15T13:14:55.430484",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_14 and concept_15?",
    "target_text": "The key differences between concept_14 and concept_15 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.371778155974935,
    "timestamp": "2025-08-15T13:14:55.430485",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_15",
    "target_text": "Here's a comprehensive explanation of topic_15...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.35731057163328,
    "timestamp": "2025-08-15T13:14:55.430487",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_16 problems?",
    "target_text": "To solve problem_type_16 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.265862986585558,
    "timestamp": "2025-08-15T13:14:55.430488",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_17 and concept_18?",
    "target_text": "The key differences between concept_17 and concept_18 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.367671602767359,
    "timestamp": "2025-08-15T13:14:55.430490",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_18",
    "target_text": "Here's a comprehensive explanation of topic_18...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.463115622818465,
    "timestamp": "2025-08-15T13:14:55.430491",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_19 problems?",
    "target_text": "To solve problem_type_19 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.773446105893086,
    "timestamp": "2025-08-15T13:14:55.430492",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_0?",
    "target_text": "Here's how to implement algorithm_0...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.558520068016684,
    "timestamp": "2025-08-15T13:14:55.464811",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_1 in programming",
    "target_text": "In programming, concept_1 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.561726183926474,
    "timestamp": "2025-08-15T13:14:55.464813",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_2?",
    "target_text": "Best practices for topic_2 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.774768188439567,
    "timestamp": "2025-08-15T13:14:55.464814",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_3?",
    "target_text": "Here's how to implement algorithm_3...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.736521209007413,
    "timestamp": "2025-08-15T13:14:55.464816",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_4 in programming",
    "target_text": "In programming, concept_4 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.722205950730318,
    "timestamp": "2025-08-15T13:14:55.464817",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_5?",
    "target_text": "Best practices for topic_5 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.050089709104504,
    "timestamp": "2025-08-15T13:14:55.464818",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_6?",
    "target_text": "Here's how to implement algorithm_6...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.8420631772819664,
    "timestamp": "2025-08-15T13:14:55.464819",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_7 in programming",
    "target_text": "In programming, concept_7 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.470088373669554,
    "timestamp": "2025-08-15T13:14:55.464821",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_8?",
    "target_text": "Best practices for topic_8 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 3.653681423282538,
    "timestamp": "2025-08-15T13:14:55.464822",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_9?",
    "target_text": "Here's how to implement algorithm_9...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.157910525347222,
    "timestamp": "2025-08-15T13:14:55.464823",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_10 in programming",
    "target_text": "In programming, concept_10 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.5687055708537763,
    "timestamp": "2025-08-15T13:14:55.464824",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_11?",
    "target_text": "Best practices for topic_11 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 3.961596605216771,
    "timestamp": "2025-08-15T13:14:55.464826",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_12?",
    "target_text": "Here's how to implement algorithm_12...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.703928770283599,
    "timestamp": "2025-08-15T13:14:55.464827",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_13 in programming",
    "target_text": "In programming, concept_13 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.664081349898675,
    "timestamp": "2025-08-15T13:14:55.464828",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_14?",
    "target_text": "Best practices for topic_14 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 3.691572345048409,
    "timestamp": "2025-08-15T13:14:55.464829",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_15?",
    "target_text": "Here's how to implement algorithm_15...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.533276864591161,
    "timestamp": "2025-08-15T13:14:55.464831",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_16 in programming",
    "target_text": "In programming, concept_16 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.285746385972553,
    "timestamp": "2025-08-15T13:14:55.464832",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_17?",
    "target_text": "Best practices for topic_17 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 3.896368722117052,
    "timestamp": "2025-08-15T13:14:55.464833",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_18?",
    "target_text": "Here's how to implement algorithm_18...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.679624968876693,
    "timestamp": "2025-08-15T13:14:55.464835",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_19 in programming",
    "target_text": "In programming, concept_19 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.8216116855082545,
    "timestamp": "2025-08-15T13:14:55.464836",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_0",
    "target_text": "Here's a comprehensive explanation of topic_0...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.1814704482400895,
    "timestamp": "2025-08-15T16:09:31.453263",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_1 problems?",
    "target_text": "To solve problem_type_1 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.912992941791706,
    "timestamp": "2025-08-15T16:09:31.453265",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_2 and concept_3?",
    "target_text": "The key differences between concept_2 and concept_3 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 3.6475736374239593,
    "timestamp": "2025-08-15T16:09:31.453267",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_3",
    "target_text": "Here's a comprehensive explanation of topic_3...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.433253492054584,
    "timestamp": "2025-08-15T16:09:31.453269",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_4 problems?",
    "target_text": "To solve problem_type_4 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.228134125462181,
    "timestamp": "2025-08-15T16:09:31.453270",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_5 and concept_6?",
    "target_text": "The key differences between concept_5 and concept_6 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.905588482720669,
    "timestamp": "2025-08-15T16:09:31.453272",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_6",
    "target_text": "Here's a comprehensive explanation of topic_6...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.177704257277162,
    "timestamp": "2025-08-15T16:09:31.453273",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_7 problems?",
    "target_text": "To solve problem_type_7 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.26197362214967,
    "timestamp": "2025-08-15T16:09:31.453275",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_8 and concept_9?",
    "target_text": "The key differences between concept_8 and concept_9 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.257958411363136,
    "timestamp": "2025-08-15T16:09:31.453276",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_9",
    "target_text": "Here's a comprehensive explanation of topic_9...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.868933807249008,
    "timestamp": "2025-08-15T16:09:31.453278",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_10 problems?",
    "target_text": "To solve problem_type_10 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.969914672529496,
    "timestamp": "2025-08-15T16:09:31.453279",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_11 and concept_12?",
    "target_text": "The key differences between concept_11 and concept_12 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 3.5995547877482013,
    "timestamp": "2025-08-15T16:09:31.453281",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_12",
    "target_text": "Here's a comprehensive explanation of topic_12...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.473421934396368,
    "timestamp": "2025-08-15T16:09:31.453282",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_13 problems?",
    "target_text": "To solve problem_type_13 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.319101062380539,
    "timestamp": "2025-08-15T16:09:31.453284",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_14 and concept_15?",
    "target_text": "The key differences between concept_14 and concept_15 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.176908571018371,
    "timestamp": "2025-08-15T16:09:31.453285",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_15",
    "target_text": "Here's a comprehensive explanation of topic_15...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.816387756515006,
    "timestamp": "2025-08-15T16:09:31.453287",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_16 problems?",
    "target_text": "To solve problem_type_16 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.820470999948401,
    "timestamp": "2025-08-15T16:09:31.453288",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_17 and concept_18?",
    "target_text": "The key differences between concept_17 and concept_18 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 3.675871559903265,
    "timestamp": "2025-08-15T16:09:31.453290",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_18",
    "target_text": "Here's a comprehensive explanation of topic_18...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.2834667004774465,
    "timestamp": "2025-08-15T16:09:31.453291",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_19 problems?",
    "target_text": "To solve problem_type_19 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.075321907198798,
    "timestamp": "2025-08-15T16:09:31.453293",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_0?",
    "target_text": "Here's how to implement algorithm_0...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.648696305613398,
    "timestamp": "2025-08-15T16:09:31.476096",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_1 in programming",
    "target_text": "In programming, concept_1 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.895137727436053,
    "timestamp": "2025-08-15T16:09:31.476097",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_2?",
    "target_text": "Best practices for topic_2 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.17468162834772,
    "timestamp": "2025-08-15T16:09:31.476099",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_3?",
    "target_text": "Here's how to implement algorithm_3...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.530068264470564,
    "timestamp": "2025-08-15T16:09:31.476100",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_4 in programming",
    "target_text": "In programming, concept_4 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.950465143257158,
    "timestamp": "2025-08-15T16:09:31.476102",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_5?",
    "target_text": "Best practices for topic_5 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.64738626357593,
    "timestamp": "2025-08-15T16:09:31.476103",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_6?",
    "target_text": "Here's how to implement algorithm_6...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.909971381898843,
    "timestamp": "2025-08-15T16:09:31.476105",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_7 in programming",
    "target_text": "In programming, concept_7 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.9660822564416645,
    "timestamp": "2025-08-15T16:09:31.476106",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_8?",
    "target_text": "Best practices for topic_8 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 3.708869769668736,
    "timestamp": "2025-08-15T16:09:31.476107",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_9?",
    "target_text": "Here's how to implement algorithm_9...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.65036611945114,
    "timestamp": "2025-08-15T16:09:31.476109",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_10 in programming",
    "target_text": "In programming, concept_10 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.7509634471730715,
    "timestamp": "2025-08-15T16:09:31.476110",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_11?",
    "target_text": "Best practices for topic_11 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.851023617582074,
    "timestamp": "2025-08-15T16:09:31.476111",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_12?",
    "target_text": "Here's how to implement algorithm_12...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.496413669346331,
    "timestamp": "2025-08-15T16:09:31.476113",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_13 in programming",
    "target_text": "In programming, concept_13 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.044970949531773,
    "timestamp": "2025-08-15T16:09:31.476114",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_14?",
    "target_text": "Best practices for topic_14 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.039181877361041,
    "timestamp": "2025-08-15T16:09:31.476115",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_15?",
    "target_text": "Here's how to implement algorithm_15...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.8529036045531315,
    "timestamp": "2025-08-15T16:09:31.476116",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_16 in programming",
    "target_text": "In programming, concept_16 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.771023653484946,
    "timestamp": "2025-08-15T16:09:31.476118",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_17?",
    "target_text": "Best practices for topic_17 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 3.9166902385411566,
    "timestamp": "2025-08-15T16:09:31.476119",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_18?",
    "target_text": "Here's how to implement algorithm_18...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.186706769429734,
    "timestamp": "2025-08-15T16:09:31.476120",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_19 in programming",
    "target_text": "In programming, concept_19 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.9501659139224854,
    "timestamp": "2025-08-15T16:09:31.476122",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_0",
    "target_text": "Here's a comprehensive explanation of topic_0...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.6083840866427908,
    "timestamp": "2025-08-15T16:17:35.363102",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_1 problems?",
    "target_text": "To solve problem_type_1 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.7923515054457684,
    "timestamp": "2025-08-15T16:17:35.363105",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_2 and concept_3?",
    "target_text": "The key differences between concept_2 and concept_3 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.777834882770502,
    "timestamp": "2025-08-15T16:17:35.363106",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_3",
    "target_text": "Here's a comprehensive explanation of topic_3...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.581777599209224,
    "timestamp": "2025-08-15T16:17:35.363108",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_4 problems?",
    "target_text": "To solve problem_type_4 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.7061367146162802,
    "timestamp": "2025-08-15T16:17:35.363110",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_5 and concept_6?",
    "target_text": "The key differences between concept_5 and concept_6 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 3.7641438920845007,
    "timestamp": "2025-08-15T16:17:35.363111",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_6",
    "target_text": "Here's a comprehensive explanation of topic_6...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.193909774410779,
    "timestamp": "2025-08-15T16:17:35.363113",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_7 problems?",
    "target_text": "To solve problem_type_7 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.8577560241618842,
    "timestamp": "2025-08-15T16:17:35.363115",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_8 and concept_9?",
    "target_text": "The key differences between concept_8 and concept_9 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.219050891011867,
    "timestamp": "2025-08-15T16:17:35.363116",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_9",
    "target_text": "Here's a comprehensive explanation of topic_9...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.871219490197688,
    "timestamp": "2025-08-15T16:17:35.363118",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_10 problems?",
    "target_text": "To solve problem_type_10 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.083705769830327,
    "timestamp": "2025-08-15T16:17:35.363119",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_11 and concept_12?",
    "target_text": "The key differences between concept_11 and concept_12 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 3.6664176277440803,
    "timestamp": "2025-08-15T16:17:35.363121",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_12",
    "target_text": "Here's a comprehensive explanation of topic_12...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.737288578841337,
    "timestamp": "2025-08-15T16:17:35.363122",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_13 problems?",
    "target_text": "To solve problem_type_13 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.387046010723589,
    "timestamp": "2025-08-15T16:17:35.363124",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_14 and concept_15?",
    "target_text": "The key differences between concept_14 and concept_15 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 3.82702788191702,
    "timestamp": "2025-08-15T16:17:35.363125",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_15",
    "target_text": "Here's a comprehensive explanation of topic_15...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.634141384321717,
    "timestamp": "2025-08-15T16:17:35.363127",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_16 problems?",
    "target_text": "To solve problem_type_16 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.351402354530143,
    "timestamp": "2025-08-15T16:17:35.363128",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_17 and concept_18?",
    "target_text": "The key differences between concept_17 and concept_18 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.968467267254054,
    "timestamp": "2025-08-15T16:17:35.363130",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_18",
    "target_text": "Here's a comprehensive explanation of topic_18...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.990214814332593,
    "timestamp": "2025-08-15T16:17:35.363131",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_19 problems?",
    "target_text": "To solve problem_type_19 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.382675572675757,
    "timestamp": "2025-08-15T16:17:35.363133",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_0?",
    "target_text": "Here's how to implement algorithm_0...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.363781722086927,
    "timestamp": "2025-08-15T16:17:35.385766",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_1 in programming",
    "target_text": "In programming, concept_1 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.079903269798298,
    "timestamp": "2025-08-15T16:17:35.385768",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_2?",
    "target_text": "Best practices for topic_2 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.8497847710542965,
    "timestamp": "2025-08-15T16:17:35.385769",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_3?",
    "target_text": "Here's how to implement algorithm_3...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.40143589243979,
    "timestamp": "2025-08-15T16:17:35.385771",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_4 in programming",
    "target_text": "In programming, concept_4 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.6768685398379346,
    "timestamp": "2025-08-15T16:17:35.385772",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_5?",
    "target_text": "Best practices for topic_5 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.139333512934348,
    "timestamp": "2025-08-15T16:17:35.385773",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_6?",
    "target_text": "Here's how to implement algorithm_6...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.882736249788092,
    "timestamp": "2025-08-15T16:17:35.385775",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_7 in programming",
    "target_text": "In programming, concept_7 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.965430452863407,
    "timestamp": "2025-08-15T16:17:35.385776",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_8?",
    "target_text": "Best practices for topic_8 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.6330505016878405,
    "timestamp": "2025-08-15T16:17:35.385777",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_9?",
    "target_text": "Here's how to implement algorithm_9...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.424925269692664,
    "timestamp": "2025-08-15T16:17:35.385778",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_10 in programming",
    "target_text": "In programming, concept_10 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.9896174242102385,
    "timestamp": "2025-08-15T16:17:35.385780",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_11?",
    "target_text": "Best practices for topic_11 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.380531743301153,
    "timestamp": "2025-08-15T16:17:35.385781",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_12?",
    "target_text": "Here's how to implement algorithm_12...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.5645762734843127,
    "timestamp": "2025-08-15T16:17:35.385783",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_13 in programming",
    "target_text": "In programming, concept_13 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.380798382644784,
    "timestamp": "2025-08-15T16:17:35.385784",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_14?",
    "target_text": "Best practices for topic_14 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.887862112431981,
    "timestamp": "2025-08-15T16:17:35.385785",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_15?",
    "target_text": "Here's how to implement algorithm_15...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.793614275663728,
    "timestamp": "2025-08-15T16:17:35.385786",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_16 in programming",
    "target_text": "In programming, concept_16 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.931505378467577,
    "timestamp": "2025-08-15T16:17:35.385788",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_17?",
    "target_text": "Best practices for topic_17 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 3.5872731941092324,
    "timestamp": "2025-08-15T16:17:35.385789",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_18?",
    "target_text": "Here's how to implement algorithm_18...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.18012856584127,
    "timestamp": "2025-08-15T16:17:35.385790",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_19 in programming",
    "target_text": "In programming, concept_19 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.8929983453985555,
    "timestamp": "2025-08-15T16:17:35.385792",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_0",
    "target_text": "Here's a comprehensive explanation of topic_0...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.6585536990466085,
    "timestamp": "2025-08-15T16:22:54.021875",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_1 problems?",
    "target_text": "To solve problem_type_1 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.053996646700211,
    "timestamp": "2025-08-15T16:22:54.021878",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_2 and concept_3?",
    "target_text": "The key differences between concept_2 and concept_3 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.882673653562655,
    "timestamp": "2025-08-15T16:22:54.021880",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_3",
    "target_text": "Here's a comprehensive explanation of topic_3...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.838407605067533,
    "timestamp": "2025-08-15T16:22:54.021882",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_4 problems?",
    "target_text": "To solve problem_type_4 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.5707472917737832,
    "timestamp": "2025-08-15T16:22:54.021884",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_5 and concept_6?",
    "target_text": "The key differences between concept_5 and concept_6 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.458396553909637,
    "timestamp": "2025-08-15T16:22:54.021885",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_6",
    "target_text": "Here's a comprehensive explanation of topic_6...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.117270521934634,
    "timestamp": "2025-08-15T16:22:54.021887",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_7 problems?",
    "target_text": "To solve problem_type_7 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.529677757749237,
    "timestamp": "2025-08-15T16:22:54.021888",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_8 and concept_9?",
    "target_text": "The key differences between concept_8 and concept_9 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.464954662309827,
    "timestamp": "2025-08-15T16:22:54.021890",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_9",
    "target_text": "Here's a comprehensive explanation of topic_9...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.310767642901857,
    "timestamp": "2025-08-15T16:22:54.021891",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_10 problems?",
    "target_text": "To solve problem_type_10 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.813028633662195,
    "timestamp": "2025-08-15T16:22:54.021893",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_11 and concept_12?",
    "target_text": "The key differences between concept_11 and concept_12 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.583333488246069,
    "timestamp": "2025-08-15T16:22:54.021894",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_12",
    "target_text": "Here's a comprehensive explanation of topic_12...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.9833782458960427,
    "timestamp": "2025-08-15T16:22:54.021895",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_13 problems?",
    "target_text": "To solve problem_type_13 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.488351301009427,
    "timestamp": "2025-08-15T16:22:54.021897",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_14 and concept_15?",
    "target_text": "The key differences between concept_14 and concept_15 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 3.7756998679357485,
    "timestamp": "2025-08-15T16:22:54.021898",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_15",
    "target_text": "Here's a comprehensive explanation of topic_15...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.0978816669465346,
    "timestamp": "2025-08-15T16:22:54.021900",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_16 problems?",
    "target_text": "To solve problem_type_16 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.63839631469352,
    "timestamp": "2025-08-15T16:22:54.021902",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_17 and concept_18?",
    "target_text": "The key differences between concept_17 and concept_18 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.393338444693036,
    "timestamp": "2025-08-15T16:22:54.021903",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_18",
    "target_text": "Here's a comprehensive explanation of topic_18...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.869199161984581,
    "timestamp": "2025-08-15T16:22:54.021905",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_19 problems?",
    "target_text": "To solve problem_type_19 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.949294655592185,
    "timestamp": "2025-08-15T16:22:54.021907",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_0?",
    "target_text": "Here's how to implement algorithm_0...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.451851515966694,
    "timestamp": "2025-08-15T16:22:54.044917",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_1 in programming",
    "target_text": "In programming, concept_1 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.200367329405956,
    "timestamp": "2025-08-15T16:22:54.044919",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_2?",
    "target_text": "Best practices for topic_2 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.999214807609662,
    "timestamp": "2025-08-15T16:22:54.044920",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_3?",
    "target_text": "Here's how to implement algorithm_3...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.226454113865461,
    "timestamp": "2025-08-15T16:22:54.044921",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_4 in programming",
    "target_text": "In programming, concept_4 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.595111134154325,
    "timestamp": "2025-08-15T16:22:54.044922",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_5?",
    "target_text": "Best practices for topic_5 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.0861848664673825,
    "timestamp": "2025-08-15T16:22:54.044924",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_6?",
    "target_text": "Here's how to implement algorithm_6...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.085138287189513,
    "timestamp": "2025-08-15T16:22:54.044925",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_7 in programming",
    "target_text": "In programming, concept_7 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.796829504153841,
    "timestamp": "2025-08-15T16:22:54.044926",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_8?",
    "target_text": "Best practices for topic_8 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.962363183188682,
    "timestamp": "2025-08-15T16:22:54.044927",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_9?",
    "target_text": "Here's how to implement algorithm_9...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.706225632982677,
    "timestamp": "2025-08-15T16:22:54.044929",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_10 in programming",
    "target_text": "In programming, concept_10 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.002935711837788,
    "timestamp": "2025-08-15T16:22:54.044930",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_11?",
    "target_text": "Best practices for topic_11 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.354723939923872,
    "timestamp": "2025-08-15T16:22:54.044931",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_12?",
    "target_text": "Here's how to implement algorithm_12...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.9682577005947723,
    "timestamp": "2025-08-15T16:22:54.044933",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_13 in programming",
    "target_text": "In programming, concept_13 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.292006817613553,
    "timestamp": "2025-08-15T16:22:54.044934",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_14?",
    "target_text": "Best practices for topic_14 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.416368074681873,
    "timestamp": "2025-08-15T16:22:54.044935",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_15?",
    "target_text": "Here's how to implement algorithm_15...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.345355634197963,
    "timestamp": "2025-08-15T16:22:54.044936",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_16 in programming",
    "target_text": "In programming, concept_16 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.09800194879764,
    "timestamp": "2025-08-15T16:22:54.044938",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_17?",
    "target_text": "Best practices for topic_17 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 3.5055519912507838,
    "timestamp": "2025-08-15T16:22:54.044939",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_18?",
    "target_text": "Here's how to implement algorithm_18...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.920957618820075,
    "timestamp": "2025-08-15T16:22:54.044940",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_19 in programming",
    "target_text": "In programming, concept_19 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.5737803588712804,
    "timestamp": "2025-08-15T16:22:54.044942",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_0",
    "target_text": "Here's a comprehensive explanation of topic_0...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.620346760382775,
    "timestamp": "2025-08-15T16:24:56.003270",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_1 problems?",
    "target_text": "To solve problem_type_1 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.64628547422629,
    "timestamp": "2025-08-15T16:24:56.003273",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_2 and concept_3?",
    "target_text": "The key differences between concept_2 and concept_3 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.058814121574734,
    "timestamp": "2025-08-15T16:24:56.003274",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_3",
    "target_text": "Here's a comprehensive explanation of topic_3...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.616001299857969,
    "timestamp": "2025-08-15T16:24:56.003276",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_4 problems?",
    "target_text": "To solve problem_type_4 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.790271612448383,
    "timestamp": "2025-08-15T16:24:56.003277",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_5 and concept_6?",
    "target_text": "The key differences between concept_5 and concept_6 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.194672296959064,
    "timestamp": "2025-08-15T16:24:56.003279",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_6",
    "target_text": "Here's a comprehensive explanation of topic_6...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.7313687729261273,
    "timestamp": "2025-08-15T16:24:56.003280",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_7 problems?",
    "target_text": "To solve problem_type_7 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.9559810708297363,
    "timestamp": "2025-08-15T16:24:56.003282",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_8 and concept_9?",
    "target_text": "The key differences between concept_8 and concept_9 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.88048600200384,
    "timestamp": "2025-08-15T16:24:56.003283",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_9",
    "target_text": "Here's a comprehensive explanation of topic_9...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.353702559499703,
    "timestamp": "2025-08-15T16:24:56.003285",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_10 problems?",
    "target_text": "To solve problem_type_10 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.113619852363654,
    "timestamp": "2025-08-15T16:24:56.003286",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_11 and concept_12?",
    "target_text": "The key differences between concept_11 and concept_12 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.338278684833427,
    "timestamp": "2025-08-15T16:24:56.003288",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_12",
    "target_text": "Here's a comprehensive explanation of topic_12...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.577461499982432,
    "timestamp": "2025-08-15T16:24:56.003289",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_13 problems?",
    "target_text": "To solve problem_type_13 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.890334020483088,
    "timestamp": "2025-08-15T16:24:56.003291",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_14 and concept_15?",
    "target_text": "The key differences between concept_14 and concept_15 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 3.8903613824931087,
    "timestamp": "2025-08-15T16:24:56.003292",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_15",
    "target_text": "Here's a comprehensive explanation of topic_15...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.529919530103299,
    "timestamp": "2025-08-15T16:24:56.003294",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_16 problems?",
    "target_text": "To solve problem_type_16 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.6621910293762716,
    "timestamp": "2025-08-15T16:24:56.003295",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_17 and concept_18?",
    "target_text": "The key differences between concept_17 and concept_18 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.996635051753813,
    "timestamp": "2025-08-15T16:24:56.003297",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_18",
    "target_text": "Here's a comprehensive explanation of topic_18...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.5629590462872627,
    "timestamp": "2025-08-15T16:24:56.003299",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_19 problems?",
    "target_text": "To solve problem_type_19 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.184945473189381,
    "timestamp": "2025-08-15T16:24:56.003300",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_0?",
    "target_text": "Here's how to implement algorithm_0...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.397483139010386,
    "timestamp": "2025-08-15T16:24:56.027898",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_1 in programming",
    "target_text": "In programming, concept_1 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.7051832160186,
    "timestamp": "2025-08-15T16:24:56.027900",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_2?",
    "target_text": "Best practices for topic_2 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 3.5420420811264517,
    "timestamp": "2025-08-15T16:24:56.027901",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_3?",
    "target_text": "Here's how to implement algorithm_3...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.34975895814327,
    "timestamp": "2025-08-15T16:24:56.027902",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_4 in programming",
    "target_text": "In programming, concept_4 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.793248091271008,
    "timestamp": "2025-08-15T16:24:56.027904",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_5?",
    "target_text": "Best practices for topic_5 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 3.950494646900424,
    "timestamp": "2025-08-15T16:24:56.027905",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_6?",
    "target_text": "Here's how to implement algorithm_6...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.823236977461101,
    "timestamp": "2025-08-15T16:24:56.027906",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_7 in programming",
    "target_text": "In programming, concept_7 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.015124006352573,
    "timestamp": "2025-08-15T16:24:56.027908",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_8?",
    "target_text": "Best practices for topic_8 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 3.6750291334693213,
    "timestamp": "2025-08-15T16:24:56.027909",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_9?",
    "target_text": "Here's how to implement algorithm_9...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.8476352025051175,
    "timestamp": "2025-08-15T16:24:56.027910",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_10 in programming",
    "target_text": "In programming, concept_10 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.141042264598784,
    "timestamp": "2025-08-15T16:24:56.027912",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_11?",
    "target_text": "Best practices for topic_11 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.188016420819674,
    "timestamp": "2025-08-15T16:24:56.027913",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_12?",
    "target_text": "Here's how to implement algorithm_12...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.6632890126859694,
    "timestamp": "2025-08-15T16:24:56.027914",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_13 in programming",
    "target_text": "In programming, concept_13 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.946967457975991,
    "timestamp": "2025-08-15T16:24:56.027916",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_14?",
    "target_text": "Best practices for topic_14 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 3.5687603010806965,
    "timestamp": "2025-08-15T16:24:56.027917",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_15?",
    "target_text": "Here's how to implement algorithm_15...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.6223589613277993,
    "timestamp": "2025-08-15T16:24:56.027918",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_16 in programming",
    "target_text": "In programming, concept_16 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.425520183213198,
    "timestamp": "2025-08-15T16:24:56.027920",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_17?",
    "target_text": "Best practices for topic_17 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 3.595457688103034,
    "timestamp": "2025-08-15T16:24:56.027921",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_18?",
    "target_text": "Here's how to implement algorithm_18...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.785520557792574,
    "timestamp": "2025-08-15T16:24:56.027922",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_19 in programming",
    "target_text": "In programming, concept_19 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.504263198130126,
    "timestamp": "2025-08-15T16:24:56.027924",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_0",
    "target_text": "Here's a comprehensive explanation of topic_0...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.7048956752845053,
    "timestamp": "2025-08-15T16:33:14.853503",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_1 problems?",
    "target_text": "To solve problem_type_1 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.355102691729435,
    "timestamp": "2025-08-15T16:33:14.853506",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_2 and concept_3?",
    "target_text": "The key differences between concept_2 and concept_3 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.092605876966248,
    "timestamp": "2025-08-15T16:33:14.853507",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_3",
    "target_text": "Here's a comprehensive explanation of topic_3...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.5342550461040574,
    "timestamp": "2025-08-15T16:33:14.853509",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_4 problems?",
    "target_text": "To solve problem_type_4 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.810695448666541,
    "timestamp": "2025-08-15T16:33:14.853510",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_5 and concept_6?",
    "target_text": "The key differences between concept_5 and concept_6 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.64141306076387,
    "timestamp": "2025-08-15T16:33:14.853512",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_6",
    "target_text": "Here's a comprehensive explanation of topic_6...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.311452280613615,
    "timestamp": "2025-08-15T16:33:14.853514",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_7 problems?",
    "target_text": "To solve problem_type_7 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.2780524619138705,
    "timestamp": "2025-08-15T16:33:14.853515",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_8 and concept_9?",
    "target_text": "The key differences between concept_8 and concept_9 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.020490100652214,
    "timestamp": "2025-08-15T16:33:14.853517",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_9",
    "target_text": "Here's a comprehensive explanation of topic_9...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.4455495612427685,
    "timestamp": "2025-08-15T16:33:14.853518",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_10 problems?",
    "target_text": "To solve problem_type_10 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.3720656961924185,
    "timestamp": "2025-08-15T16:33:14.853520",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_11 and concept_12?",
    "target_text": "The key differences between concept_11 and concept_12 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 3.913851785376147,
    "timestamp": "2025-08-15T16:33:14.853521",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_12",
    "target_text": "Here's a comprehensive explanation of topic_12...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.978853971775689,
    "timestamp": "2025-08-15T16:33:14.853523",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_13 problems?",
    "target_text": "To solve problem_type_13 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.7929347339344077,
    "timestamp": "2025-08-15T16:33:14.853524",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_14 and concept_15?",
    "target_text": "The key differences between concept_14 and concept_15 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.174144879141091,
    "timestamp": "2025-08-15T16:33:14.853526",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_15",
    "target_text": "Here's a comprehensive explanation of topic_15...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.517904901514367,
    "timestamp": "2025-08-15T16:33:14.853527",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_16 problems?",
    "target_text": "To solve problem_type_16 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.897865885626433,
    "timestamp": "2025-08-15T16:33:14.853529",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_17 and concept_18?",
    "target_text": "The key differences between concept_17 and concept_18 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.487055914541211,
    "timestamp": "2025-08-15T16:33:14.853530",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_18",
    "target_text": "Here's a comprehensive explanation of topic_18...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.224897877859879,
    "timestamp": "2025-08-15T16:33:14.853532",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_19 problems?",
    "target_text": "To solve problem_type_19 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.645425413084305,
    "timestamp": "2025-08-15T16:33:14.853533",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_0?",
    "target_text": "Here's how to implement algorithm_0...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.5244482823526875,
    "timestamp": "2025-08-15T16:33:14.877175",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_1 in programming",
    "target_text": "In programming, concept_1 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.019520989933261,
    "timestamp": "2025-08-15T16:33:14.877177",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_2?",
    "target_text": "Best practices for topic_2 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 3.88330521695648,
    "timestamp": "2025-08-15T16:33:14.877178",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_3?",
    "target_text": "Here's how to implement algorithm_3...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.304986233371138,
    "timestamp": "2025-08-15T16:33:14.877180",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_4 in programming",
    "target_text": "In programming, concept_4 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.978372425840914,
    "timestamp": "2025-08-15T16:33:14.877181",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_5?",
    "target_text": "Best practices for topic_5 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.252359459496205,
    "timestamp": "2025-08-15T16:33:14.877182",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_6?",
    "target_text": "Here's how to implement algorithm_6...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.7108959568302025,
    "timestamp": "2025-08-15T16:33:14.877184",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_7 in programming",
    "target_text": "In programming, concept_7 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.930015502107766,
    "timestamp": "2025-08-15T16:33:14.877185",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_8?",
    "target_text": "Best practices for topic_8 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.920478440503091,
    "timestamp": "2025-08-15T16:33:14.877186",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_9?",
    "target_text": "Here's how to implement algorithm_9...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.683397068756533,
    "timestamp": "2025-08-15T16:33:14.877188",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_10 in programming",
    "target_text": "In programming, concept_10 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.861093680518376,
    "timestamp": "2025-08-15T16:33:14.877189",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_11?",
    "target_text": "Best practices for topic_11 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.575011171501188,
    "timestamp": "2025-08-15T16:33:14.877190",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_12?",
    "target_text": "Here's how to implement algorithm_12...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.9922867264004585,
    "timestamp": "2025-08-15T16:33:14.877192",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_13 in programming",
    "target_text": "In programming, concept_13 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.584375246561186,
    "timestamp": "2025-08-15T16:33:14.877193",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_14?",
    "target_text": "Best practices for topic_14 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.101937308770322,
    "timestamp": "2025-08-15T16:33:14.877194",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_15?",
    "target_text": "Here's how to implement algorithm_15...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.532762733822904,
    "timestamp": "2025-08-15T16:33:14.877196",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_16 in programming",
    "target_text": "In programming, concept_16 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.9099217657867475,
    "timestamp": "2025-08-15T16:33:14.877197",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_17?",
    "target_text": "Best practices for topic_17 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 3.7135462174279428,
    "timestamp": "2025-08-15T16:33:14.877198",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_18?",
    "target_text": "Here's how to implement algorithm_18...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.8936694166900527,
    "timestamp": "2025-08-15T16:33:14.877200",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_19 in programming",
    "target_text": "In programming, concept_19 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.063702477199444,
    "timestamp": "2025-08-15T16:33:14.877201",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_0",
    "target_text": "Here's a comprehensive explanation of topic_0...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.779208118720558,
    "timestamp": "2025-08-15T16:36:25.096030",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_1 problems?",
    "target_text": "To solve problem_type_1 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.96991932213847,
    "timestamp": "2025-08-15T16:36:25.096032",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_2 and concept_3?",
    "target_text": "The key differences between concept_2 and concept_3 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 3.668341817777308,
    "timestamp": "2025-08-15T16:36:25.096033",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_3",
    "target_text": "Here's a comprehensive explanation of topic_3...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.528866338103695,
    "timestamp": "2025-08-15T16:36:25.096035",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_4 problems?",
    "target_text": "To solve problem_type_4 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.58164343925942,
    "timestamp": "2025-08-15T16:36:25.096037",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_5 and concept_6?",
    "target_text": "The key differences between concept_5 and concept_6 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.304959490854577,
    "timestamp": "2025-08-15T16:36:25.096038",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_6",
    "target_text": "Here's a comprehensive explanation of topic_6...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.174754194315485,
    "timestamp": "2025-08-15T16:36:25.096040",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_7 problems?",
    "target_text": "To solve problem_type_7 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.7019599300007835,
    "timestamp": "2025-08-15T16:36:25.096041",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_8 and concept_9?",
    "target_text": "The key differences between concept_8 and concept_9 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 3.6919790333137597,
    "timestamp": "2025-08-15T16:36:25.096043",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_9",
    "target_text": "Here's a comprehensive explanation of topic_9...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 3.644241756145387,
    "timestamp": "2025-08-15T16:36:25.096045",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_10 problems?",
    "target_text": "To solve problem_type_10 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 3.8200793490610034,
    "timestamp": "2025-08-15T16:36:25.096046",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_11 and concept_12?",
    "target_text": "The key differences between concept_11 and concept_12 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.780958740275,
    "timestamp": "2025-08-15T16:36:25.096048",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_12",
    "target_text": "Here's a comprehensive explanation of topic_12...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.337341578991092,
    "timestamp": "2025-08-15T16:36:25.096049",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_13 problems?",
    "target_text": "To solve problem_type_13 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.005676220390613,
    "timestamp": "2025-08-15T16:36:25.096051",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_14 and concept_15?",
    "target_text": "The key differences between concept_14 and concept_15 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.874634716517049,
    "timestamp": "2025-08-15T16:36:25.096052",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_15",
    "target_text": "Here's a comprehensive explanation of topic_15...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.035471000703411,
    "timestamp": "2025-08-15T16:36:25.096054",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_16 problems?",
    "target_text": "To solve problem_type_16 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.828828067705273,
    "timestamp": "2025-08-15T16:36:25.096055",
    "metadata": {}
  },
  {
    "input_text": "What is the difference between concept_17 and concept_18?",
    "target_text": "The key differences between concept_17 and concept_18 are...",
    "subject": "mathematics",
    "difficulty": "hard",
    "user_rating": 4.689282166198805,
    "timestamp": "2025-08-15T16:36:25.096057",
    "metadata": {}
  },
  {
    "input_text": "Explain the concept of topic_18",
    "target_text": "Here's a comprehensive explanation of topic_18...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.2938476132954335,
    "timestamp": "2025-08-15T16:36:25.096058",
    "metadata": {}
  },
  {
    "input_text": "How do I solve problem_type_19 problems?",
    "target_text": "To solve problem_type_19 problems, follow these steps...",
    "subject": "mathematics",
    "difficulty": "medium",
    "user_rating": 4.500053389096424,
    "timestamp": "2025-08-15T16:36:25.096060",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_0?",
    "target_text": "Here's how to implement algorithm_0...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.7430412986252817,
    "timestamp": "2025-08-15T16:36:25.121440",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_1 in programming",
    "target_text": "In programming, concept_1 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.8580086302714784,
    "timestamp": "2025-08-15T16:36:25.121442",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_2?",
    "target_text": "Best practices for topic_2 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 3.5270322647006744,
    "timestamp": "2025-08-15T16:36:25.121444",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_3?",
    "target_text": "Here's how to implement algorithm_3...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.9469168923944746,
    "timestamp": "2025-08-15T16:36:25.121445",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_4 in programming",
    "target_text": "In programming, concept_4 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.917959419071154,
    "timestamp": "2025-08-15T16:36:25.121446",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_5?",
    "target_text": "Best practices for topic_5 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.393270078563008,
    "timestamp": "2025-08-15T16:36:25.121448",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_6?",
    "target_text": "Here's how to implement algorithm_6...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.98886162079083,
    "timestamp": "2025-08-15T16:36:25.121449",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_7 in programming",
    "target_text": "In programming, concept_7 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.770368510212864,
    "timestamp": "2025-08-15T16:36:25.121450",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_8?",
    "target_text": "Best practices for topic_8 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 4.9191561281982805,
    "timestamp": "2025-08-15T16:36:25.121452",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_9?",
    "target_text": "Here's how to implement algorithm_9...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 3.9823110397528714,
    "timestamp": "2025-08-15T16:36:25.121453",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_10 in programming",
    "target_text": "In programming, concept_10 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.00393458347843,
    "timestamp": "2025-08-15T16:36:25.121454",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_11?",
    "target_text": "Best practices for topic_11 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 3.856743487738654,
    "timestamp": "2025-08-15T16:36:25.121456",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_12?",
    "target_text": "Here's how to implement algorithm_12...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.980253058465163,
    "timestamp": "2025-08-15T16:36:25.121457",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_13 in programming",
    "target_text": "In programming, concept_13 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 3.6024838107670827,
    "timestamp": "2025-08-15T16:36:25.121458",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_14?",
    "target_text": "Best practices for topic_14 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 3.8679437657562326,
    "timestamp": "2025-08-15T16:36:25.121459",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_15?",
    "target_text": "Here's how to implement algorithm_15...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.921790607141687,
    "timestamp": "2025-08-15T16:36:25.121461",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_16 in programming",
    "target_text": "In programming, concept_16 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.295905835680861,
    "timestamp": "2025-08-15T16:36:25.121462",
    "metadata": {}
  },
  {
    "input_text": "What are the best practices for topic_17?",
    "target_text": "Best practices for topic_17 include...",
    "subject": "computer_science",
    "difficulty": "hard",
    "user_rating": 3.9953495150709317,
    "timestamp": "2025-08-15T16:36:25.121464",
    "metadata": {}
  },
  {
    "input_text": "How do I implement algorithm_18?",
    "target_text": "Here's how to implement algorithm_18...",
    "subject": "computer_science",
    "difficulty": "easy",
    "user_rating": 4.176322402252858,
    "timestamp": "2025-08-15T16:36:25.121465",
    "metadata": {}
  },
  {
    "input_text": "Explain concept_19 in programming",
    "target_text": "In programming, concept_19 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
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    "input_text": "How do I solve problem_type_1 problems?",
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    "input_text": "What is the difference between concept_2 and concept_3?",
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    "input_text": "Explain the concept of topic_3",
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    "input_text": "How do I solve problem_type_4 problems?",
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    "input_text": "What is the difference between concept_5 and concept_6?",
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    "input_text": "Explain the concept of topic_6",
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    "input_text": "How do I solve problem_type_7 problems?",
    "target_text": "To solve problem_type_7 problems, follow these steps...",
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    "input_text": "What is the difference between concept_8 and concept_9?",
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    "input_text": "Explain the concept of topic_9",
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    "input_text": "How do I solve problem_type_10 problems?",
    "target_text": "To solve problem_type_10 problems, follow these steps...",
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    "input_text": "What is the difference between concept_11 and concept_12?",
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    "input_text": "Explain the concept of topic_12",
    "target_text": "Here's a comprehensive explanation of topic_12...",
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    "input_text": "How do I solve problem_type_13 problems?",
    "target_text": "To solve problem_type_13 problems, follow these steps...",
    "subject": "mathematics",
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    "input_text": "What is the difference between concept_14 and concept_15?",
    "target_text": "The key differences between concept_14 and concept_15 are...",
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    "input_text": "Explain the concept of topic_15",
    "target_text": "Here's a comprehensive explanation of topic_15...",
    "subject": "mathematics",
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    "user_rating": 3.553538115244407,
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    "input_text": "How do I solve problem_type_16 problems?",
    "target_text": "To solve problem_type_16 problems, follow these steps...",
    "subject": "mathematics",
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    "input_text": "What is the difference between concept_17 and concept_18?",
    "target_text": "The key differences between concept_17 and concept_18 are...",
    "subject": "mathematics",
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    "user_rating": 4.032999104299773,
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  {
    "input_text": "Explain the concept of topic_18",
    "target_text": "Here's a comprehensive explanation of topic_18...",
    "subject": "mathematics",
    "difficulty": "easy",
    "user_rating": 4.7380103849898,
    "timestamp": "2025-08-15T16:38:44.135412",
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    "input_text": "How do I solve problem_type_19 problems?",
    "target_text": "To solve problem_type_19 problems, follow these steps...",
    "subject": "mathematics",
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    "user_rating": 4.01050371289921,
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  {
    "input_text": "How do I implement algorithm_0?",
    "target_text": "Here's how to implement algorithm_0...",
    "subject": "computer_science",
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    "input_text": "Explain concept_1 in programming",
    "target_text": "In programming, concept_1 refers to...",
    "subject": "computer_science",
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    "user_rating": 3.9627801361835644,
    "timestamp": "2025-08-15T16:38:44.160816",
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    "input_text": "What are the best practices for topic_2?",
    "target_text": "Best practices for topic_2 include...",
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    "user_rating": 3.6220452095538196,
    "timestamp": "2025-08-15T16:38:44.160817",
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  {
    "input_text": "How do I implement algorithm_3?",
    "target_text": "Here's how to implement algorithm_3...",
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    "input_text": "Explain concept_4 in programming",
    "target_text": "In programming, concept_4 refers to...",
    "subject": "computer_science",
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    "input_text": "What are the best practices for topic_5?",
    "target_text": "Best practices for topic_5 include...",
    "subject": "computer_science",
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    "user_rating": 3.7720273529779655,
    "timestamp": "2025-08-15T16:38:44.160821",
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  {
    "input_text": "How do I implement algorithm_6?",
    "target_text": "Here's how to implement algorithm_6...",
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    "input_text": "Explain concept_7 in programming",
    "target_text": "In programming, concept_7 refers to...",
    "subject": "computer_science",
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    "input_text": "What are the best practices for topic_8?",
    "target_text": "Best practices for topic_8 include...",
    "subject": "computer_science",
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    "user_rating": 4.400284256208073,
    "timestamp": "2025-08-15T16:38:44.160825",
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  {
    "input_text": "How do I implement algorithm_9?",
    "target_text": "Here's how to implement algorithm_9...",
    "subject": "computer_science",
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    "input_text": "Explain concept_10 in programming",
    "target_text": "In programming, concept_10 refers to...",
    "subject": "computer_science",
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    "input_text": "What are the best practices for topic_11?",
    "target_text": "Best practices for topic_11 include...",
    "subject": "computer_science",
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    "user_rating": 4.257866274623704,
    "timestamp": "2025-08-15T16:38:44.160829",
    "metadata": {}
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  {
    "input_text": "How do I implement algorithm_12?",
    "target_text": "Here's how to implement algorithm_12...",
    "subject": "computer_science",
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    "input_text": "Explain concept_13 in programming",
    "target_text": "In programming, concept_13 refers to...",
    "subject": "computer_science",
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    "user_rating": 4.379523928975474,
    "timestamp": "2025-08-15T16:38:44.160832",
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  {
    "input_text": "What are the best practices for topic_14?",
    "target_text": "Best practices for topic_14 include...",
    "subject": "computer_science",
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    "user_rating": 4.1719716670404035,
    "timestamp": "2025-08-15T16:38:44.160833",
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  {
    "input_text": "How do I implement algorithm_15?",
    "target_text": "Here's how to implement algorithm_15...",
    "subject": "computer_science",
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    "user_rating": 4.628461202668239,
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    "input_text": "Explain concept_16 in programming",
    "target_text": "In programming, concept_16 refers to...",
    "subject": "computer_science",
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    "user_rating": 4.775298765184967,
    "timestamp": "2025-08-15T16:38:44.160836",
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  {
    "input_text": "What are the best practices for topic_17?",
    "target_text": "Best practices for topic_17 include...",
    "subject": "computer_science",
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    "user_rating": 3.9985582333022673,
    "timestamp": "2025-08-15T16:38:44.160837",
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  {
    "input_text": "How do I implement algorithm_18?",
    "target_text": "Here's how to implement algorithm_18...",
    "subject": "computer_science",
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    "user_rating": 3.7284784299282863,
    "timestamp": "2025-08-15T16:38:44.160838",
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    "input_text": "Explain concept_19 in programming",
    "target_text": "In programming, concept_19 refers to...",
    "subject": "computer_science",
    "difficulty": "medium",
    "user_rating": 4.990409961152821,
    "timestamp": "2025-08-15T16:38:44.160839",
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]