{
  "sample_id": 49,
  "coordinate_system": {
    "row_labels": [
      "M",
      "N",
      "O",
      "P"
    ],
    "col_labels": [
      "1",
      "2",
      "3",
      "4"
    ]
  },
  "correct_position": {
    "coordinates": [
      2,
      3
    ],
    "position_text": "O4"
  },
  "all_positions": [
    {
      "image_index": 1,
      "coordinates": [
        2,
        2
      ],
      "position_text": "O3",
      "is_correct": false
    },
    {
      "image_index": 2,
      "coordinates": [
        2,
        3
      ],
      "position_text": "O4",
      "is_correct": true
    },
    {
      "image_index": 3,
      "coordinates": [
        3,
        3
      ],
      "position_text": "P4",
      "is_correct": false
    },
    {
      "image_index": 4,
      "coordinates": [
        3,
        1
      ],
      "position_text": "P2",
      "is_correct": false
    },
    {
      "image_index": 5,
      "coordinates": [
        1,
        0
      ],
      "position_text": "N1",
      "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_2.png",
    "correct_answer_position": "O4"
  }
}