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      "object_id": 19,
      "is_polar": false,
      "centroid_3d": [
        4.887761382395589,
        -1.3859066020976882,
        -12.135730947146298
      ]
    },
    {
      "label": "grass",
      "bbox": [
        1034,
        1142,
        1145,
        1180
      ],
      "depth": 1.9521484375,
      "area": 939,
      "primary_camera": "bottom",
      "visible_cameras": [
        "bottom"
      ],
      "depth_stats": {
        "p20": 1.9111328125,
        "p25": 1.9189453125,
        "p50": 1.9521484375,
        "p75": 1.97265625,
        "p80": 1.9755859375,
        "iqr": 0.0537109375
      },
      "bbox_area": 4218,
      "bbox_3d": {
        "min_x": 0.2000218778848648,
        "max_x": 0.3154347538948059,
        "min_y": -1.9254541397094727,
        "max_y": -1.771504282951355,
        "min_z": 0.4212062954902649,
        "max_z": 0.5799821615219116
      },
      "volume": 0.0028210971504449844,
      "is_seam": false,
      "object_id": 20,
      "polar_type": "bottom_polar",
      "is_polar": true,
      "centroid_3d": [
        0.2533389217803055,
        -1.8694747921439387,
        0.5017638032812454
      ]
    }
  ],
  "questions": [
    {
      "major_category": "environment",
      "sub_category": "env_scene_judgement",
      "question_type": "true_false",
      "question": "Does this scene appear to be set in ModularNeighborhoodIntExt?",
      "answer": "Yes",
      "related_object_ids": [],
      "question_id": 1
    },
    {
      "major_category": "environment",
      "sub_category": "env_binary_judgement",
      "question_type": "true_false",
      "question": "Is the environment shown with the grass (boundingbox: [216, 713, 281, 788]) the ModularNeighborhood?",
      "answer": "No",
      "related_object_ids": [
        17
      ],
      "question_id": 2
    },
    {
      "major_category": "distance",
      "sub_category": "distance_description",
      "question_type": "open_ended",
      "question": "What is the distance between the camera and the fence (boundingbox: [235, 661, 710, 804])?",
      "answer": "About 6.6 meters",
      "related_object_ids": [
        4
      ],
      "question_id": 3
    },
    {
      "major_category": "attribute_comparison",
      "sub_category": "shape_flatness",
      "question_type": "multiple_choice",
      "question": "Which object looks flatter, the garagedoor (boundingbox: [1040, 612, 1127, 675]) or the streetlight (boundingbox: [321, 496, 366, 682])?",
      "answer": "The streetlight",
      "related_object_ids": [
        9,
        8
      ],
      "question_id": 4
    },
    {
      "major_category": "attribute_comparison",
      "sub_category": "shape_elongation",
      "question_type": "multiple_choice",
      "question": "Which object has a more elongated or stick-like shape, the fence (boundingbox: [235, 661, 710, 804]) or the grass (boundingbox: [1626, 723, 1710, 790])?",
      "answer": "The fence",
      "related_object_ids": [
        4,
        15
      ],
      "question_id": 5
    },
    {
      "major_category": "attribute_comparison",
      "sub_category": "volume_comparison",
      "question_type": "multiple_choice",
      "question": "In the real world, which object has a larger volume, grass A (boundingbox: [0, 1253, 2559, 1279]) or grass B (boundingbox: [1823, 644, 2132, 724])?",
      "answer": "Grass B",
      "related_object_ids": [
        3,
        5
      ],
      "question_id": 6
    },
    {
      "major_category": "relative_position",
      "sub_category": "relpos_triplet_extreme",
      "question_type": "multiple_choice",
      "question": "Among grass A (boundingbox: [1626, 723, 1710, 790]), grass B (boundingbox: [586, 667, 737, 695]), and the fence (boundingbox: [108, 661, 204, 705]), which one is the lowest?",
      "answer": "Grass B",
      "related_object_ids": [
        15,
        18,
        19
      ],
      "question_id": 7
    },
    {
      "major_category": "attribute_comparison",
      "sub_category": "size_triplet_extreme",
      "question_type": "multiple_choice",
      "question": "Out of the three objects grass A (boundingbox: [1492, 1148, 1612, 1189]), the tree (boundingbox: [2389, 312, 2559, 410]), and grass B (boundingbox: [205, 1238, 801, 1272]), which is the smallest in the real world?",
      "answer": "Grass B",
      "related_object_ids": [
        16,
        2,
        12
      ],
      "question_id": 8
    },
    {
      "major_category": "relative_position",
      "sub_category": "relpos_binary",
      "question_type": "true_false",
      "question": "In the real world, is object the fence (boundingbox: [235, 661, 710, 804]) to the left of object the tree (boundingbox: [2396, 231, 2559, 297])?",
      "answer": "Yes",
      "related_object_ids": [
        4,
        7
      ],
      "question_id": 9
    },
    {
      "major_category": "environment",
      "sub_category": "env_mcq",
      "question_type": "multiple_choice",
      "question": "Based on the image containing the grass (boundingbox: [1823, 644, 2132, 724]) and the fence (boundingbox: [235, 661, 710, 804]), which of these environments fits the scene best: ModularNeighborhood, ModUrbanCity, ModularNeighborhoodIntExt, SeasonalForestAutumn?",
      "answer": "ModularNeighborhoodIntExt",
      "related_object_ids": [
        5,
        4
      ],
      "options": [
        "ModularNeighborhood",
        "ModUrbanCity",
        "ModularNeighborhoodIntExt",
        "SeasonalForestAutumn"
      ],
      "question_id": 10
    },
    {
      "major_category": "view_source",
      "sub_category": "primary_view",
      "question_type": "multiple_choice",
      "question": "Which camera view (front/back/left/right/top/bottom) does the fence (boundingbox: [235, 661, 710, 804]) mainly originate from?",
      "answer": "Left",
      "related_object_ids": [
        4
      ],
      "question_id": 11
    },
    {
      "major_category": "relative_position",
      "sub_category": "relpos_distance_straightline",
      "question_type": "open_ended",
      "question": "What is the distance between the center of grass A (boundingbox: [1034, 1142, 1145, 1180]) and the center of grass B (boundingbox: [216, 713, 281, 788])?",
      "answer": "About 6.4 meters",
      "related_object_ids": [
        20,
        17
      ],
      "question_id": 12
    },
    {
      "major_category": "environment",
      "sub_category": "env_confusable_pair",
      "question_type": "multiple_choice",
      "question": "If you had to choose between ModularNeighborhoodIntExt and ModularNeighborhood, which is the correct environment for this scene?",
      "answer": "ModularNeighborhoodIntExt",
      "related_object_ids": [
        8
      ],
      "question_id": 13
    },
    {
      "major_category": "attribute_comparison",
      "sub_category": "volume_binary",
      "question_type": "true_false",
      "question": "Is the physical volume of grass A (boundingbox: [820, 652, 1072, 699]) greater than that of grass B (boundingbox: [586, 667, 737, 695])?",
      "answer": "Yes",
      "related_object_ids": [
        13,
        18
      ],
      "question_id": 14
    },
    {
      "major_category": "view_source",
      "sub_category": "multi_object_relationship",
      "question_type": "true_false",
      "question": "Are the tree (boundingbox: [2396, 231, 2559, 297]) and the garagedoor (boundingbox: [1040, 612, 1127, 675]) visible in the same camera view?",
      "answer": "No",
      "related_object_ids": [
        7,
        9
      ],
      "question_id": 15
    },
    {
      "major_category": "relative_position",
      "sub_category": "relpos_distance_components",
      "question_type": "open_ended",
      "question": "What is the horizontal distance between the grass (boundingbox: [0, 1253, 2559, 1279]) and the fence (boundingbox: [702, 691, 1214, 817])?",
      "answer": "About 4.1 meters",
      "related_object_ids": [
        3,
        11
      ],
      "question_id": 16
    },
    {
      "major_category": "view_source",
      "sub_category": "multi_view_visibility",
      "question_type": "open_ended",
      "question": "How many camera views (front/back/left/right/top/bottom) can observe the fence (boundingbox: [108, 661, 204, 705])?",
      "answer": "1 different view",
      "related_object_ids": [
        19
      ],
      "question_id": 17
    },
    {
      "major_category": "view_source",
      "sub_category": "shared_visibility",
      "question_type": "true_false",
      "question": "Is grass B (boundingbox: [1626, 723, 1710, 790]) also visible from the primary camera view of grass A (boundingbox: [1823, 644, 2132, 724])?",
      "answer": "Yes",
      "related_object_ids": [
        5,
        15
      ],
      "question_id": 18
    },
    {
      "major_category": "distance",
      "sub_category": "depth_similarity",
      "question_type": "true_false",
      "question": "Do the grass (boundingbox: [1626, 723, 1710, 790]) and the woodenrail (boundingbox: [2130, 644, 2272, 722]) appear at the same depth level relative to the camera?",
      "answer": "No",
      "related_object_ids": [
        15,
        6
      ],
      "question_id": 19
    },
    {
      "major_category": "distance",
      "sub_category": "depth_compare",
      "question_type": "multiple_choice",
      "question": "Based on depth, which is closer to the viewer: the streetlight (boundingbox: [321, 496, 366, 682]) or the grass (boundingbox: [0, 1253, 2559, 1279])?",
      "answer": "The grass",
      "related_object_ids": [
        8,
        3
      ],
      "question_id": 20
    },
    {
      "major_category": "distance",
      "sub_category": "depth_binary",
      "question_type": "true_false",
      "question": "Is the garagedoor (boundingbox: [1040, 612, 1127, 675]) located nearer to the viewer than the grass (boundingbox: [216, 713, 281, 788])?",
      "answer": "No",
      "related_object_ids": [
        9,
        17
      ],
      "question_id": 21
    },
    {
      "major_category": "relative_position",
      "sub_category": "relpos_cardinal",
      "question_type": "open_ended",
      "question": "What is the spatial relationship of the tree (boundingbox: [2389, 312, 2559, 410]) relative to the grass (boundingbox: [1492, 1148, 1612, 1189]) in the 3D world?",
      "answer": "The tree is behind and to the right of and above the grass.",
      "related_object_ids": [
        2,
        16
      ],
      "question_id": 22
    },
    {
      "major_category": "view_source",
      "sub_category": "seam_attribution",
      "question_type": "multiple_choice",
      "question": "Given the tree (boundingbox: [2389, 312, 2559, 410]) crosses two views, which view (front/back/left/right/top/bottom) should it be attributed to primarily?",
      "answer": "Back",
      "related_object_ids": [
        2
      ],
      "question_id": 23
    },
    {
      "major_category": "distance",
      "sub_category": "depth_triplet_farthest",
      "question_type": "multiple_choice",
      "question": "Among grass A (boundingbox: [205, 1238, 801, 1272]), grass B (boundingbox: [586, 667, 737, 695]), and grass C (boundingbox: [1492, 1148, 1612, 1189]), which is most distant from the camera?",
      "answer": "Grass B",
      "related_object_ids": [
        12,
        18,
        16
      ],
      "question_id": 24
    },
    {
      "major_category": "environment",
      "sub_category": "env_category_identification",
      "question_type": "multiple_choice",
      "question": "The environment in the image can be best described as which of the following categories: Domes, Urban, Nature?",
      "answer": "Urban",
      "related_object_ids": [
        3
      ],
      "options": [
        "Domes",
        "Urban",
        "Nature"
      ],
      "question_id": 25
    }
  ]
}