{
    "road": {
        "id": 1
    },
    "asphalt": {
        "id": 1
    },
    "street": {
        "id": 1
    },
    "sidewalk": {
        "id": 2
    },
    "building": {
        "id": 3
    },
    "house": {
        "id": 3
    },
    "church": {
        "id": 3
    },
    "store": {
        "id": 3
    },
    "office": {
        "id": 3
    },
    "wall": {
        "id": 4
    },
    "concrete wall": {
        "id": 4
    },
    "fence": {
        "id": 5
    },
    "pole": {
        "id": 6
    },
    "light pole": {
        "id": 6
    },
    "traffic light": {
        "id": 7
    },
    "stop light": {
        "id": 7
    },
    "intersection light": {
        "id": 7
    },
    "traffic sign": {
        "id": 8
    },
    "stop sign": {
        "id": 8
    },
    "road sign": {
        "id": 8
    },
    "vegetation": {
        "id": 9
    },
    "trees": {
        "id": 9
    },
    "bushes": {
        "id": 9
    },
    "terrain": {
        "id": 10
    },
    "grass": {
        "id": 10
    },
    "field": {
        "id": 10
    },
    "mountain": {
        "id": 10
    },
    "sky": {
        "id": 11
    },




    "person": {
        "id": 12
    },
    "child": {
        "id": 12
    },
    "adult": {
        "id": 12
    },
    "rider": {
        "id": 13
    },
    "bicycle rider": {
        "id": 13
    },
    "motorcycle rider": {
        "id": 13
    },
    "car": {
        "id": 14
    },
    "sedan": {
        "id": 14
    },
    "SUV": {
        "id": 14
    },
    "truck": {
        "id": 15
    },
    "bus": {
        "id": 16
    },
    "train": {
        "id": 17
    },
    "motorcycle": {
        "id": 18
    },
    "bicycle": {
        "id": 19
    }
}