{
  "sample_id": 50,
  "coordinate_system": {
    "row_labels": [
      "T",
      "U",
      "V",
      "W"
    ],
    "col_labels": [
      "5",
      "6",
      "7",
      "8"
    ]
  },
  "correct_position": {
    "coordinates": [
      3,
      1
    ],
    "position_text": "W6"
  },
  "all_positions": [
    {
      "image_index": 1,
      "coordinates": [
        3,
        2
      ],
      "position_text": "W7",
      "is_correct": false
    },
    {
      "image_index": 2,
      "coordinates": [
        2,
        0
      ],
      "position_text": "V5",
      "is_correct": false
    },
    {
      "image_index": 3,
      "coordinates": [
        0,
        0
      ],
      "position_text": "T5",
      "is_correct": false
    },
    {
      "image_index": 4,
      "coordinates": [
        3,
        1
      ],
      "position_text": "W6",
      "is_correct": true
    },
    {
      "image_index": 5,
      "coordinates": [
        3,
        3
      ],
      "position_text": "W8",
      "is_correct": false
    }
  ],
  "resources_used": {
    "base_icon": "chair.png",
    "overlay_icon": "qingwa.png",
    "background_top": "back.png",
    "background_bottom": "submit.png",
    "arrow_left": "arrow-circle-left.png",
    "arrow_right": "arrow-circle-right.png"
  },
  "generation_info": {
    "total_images": 5,
    "correct_answer_image": "image_4.png",
    "correct_answer_position": "W6"
  }
}