{
    "text": [
        "Identify the railway vehicle in the top-right corner of the image."
    ],
    "is_sentence": true,
    "shapes": [
        {
            "label": "target",
            "labels": [
                "target"
            ],
            "shape_type": "polygon",
            "image_name": "lisat_gres_000000000831.jpg",
            "points": [
                [
                    482.0,
                    0.0
                ],
                [
                    482.0,
                    1.0
                ],
                [
                    481.0,
                    1.0
                ],
                [
                    481.0,
                    4.0
                ],
                [
                    480.0,
                    4.0
                ],
                [
                    480.0,
                    5.0
                ],
                [
                    479.0,
                    5.0
                ],
                [
                    479.0,
                    9.0
                ],
                [
                    478.0,
                    9.0
                ],
                [
                    478.0,
                    16.0
                ],
                [
                    479.0,
                    16.0
                ],
                [
                    479.0,
                    19.0
                ],
                [
                    480.0,
                    19.0
                ],
                [
                    480.0,
                    20.0
                ],
                [
                    484.0,
                    20.0
                ],
                [
                    484.0,
                    21.0
                ],
                [
                    489.0,
                    21.0
                ],
                [
                    489.0,
                    20.0
                ],
                [
                    492.0,
                    20.0
                ],
                [
                    492.0,
                    19.0
                ],
                [
                    494.0,
                    19.0
                ],
                [
                    494.0,
                    18.0
                ],
                [
                    495.0,
                    18.0
                ],
                [
                    495.0,
                    17.0
                ],
                [
                    497.0,
                    17.0
                ],
                [
                    497.0,
                    16.0
                ],
                [
                    498.0,
                    16.0
                ],
                [
                    498.0,
                    15.0
                ],
                [
                    499.0,
                    15.0
                ],
                [
                    499.0,
                    14.0
                ],
                [
                    500.0,
                    14.0
                ],
                [
                    500.0,
                    13.0
                ],
                [
                    501.0,
                    13.0
                ],
                [
                    501.0,
                    12.0
                ],
                [
                    503.0,
                    12.0
                ],
                [
                    503.0,
                    11.0
                ],
                [
                    504.0,
                    11.0
                ],
                [
                    504.0,
                    10.0
                ],
                [
                    506.0,
                    10.0
                ],
                [
                    506.0,
                    9.0
                ],
                [
                    507.0,
                    9.0
                ],
                [
                    507.0,
                    8.0
                ],
                [
                    508.0,
                    8.0
                ],
                [
                    508.0,
                    7.0
                ],
                [
                    510.0,
                    7.0
                ],
                [
                    510.0,
                    6.0
                ],
                [
                    511.0,
                    6.0
                ],
                [
                    511.0,
                    5.0
                ],
                [
                    512.0,
                    5.0
                ],
                [
                    512.0,
                    0.0
                ],
                [
                    482.0,
                    0.0
                ]
            ],
            "group_id": null,
            "group_ids": [
                null
            ],
            "flags": {}
        }
    ]
}