{
  "version": 1,
  "objects": [
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    {"id": "rb", "type": "roundabout", "name": "Roundabout", "x": 0, "y": 0, "props": {"r": 12, "lane": 7, "arm_len": 8, "road_d": 6.5, "walk_w": 2.5}},
    {"id": "east-ave", "type": "road", "name": "East avenue", "x": 36, "y": 0, "props": {"walk": "both", "walk_w": 2.5, "d": 6.5, "w": 32}},
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    {"id": "south-st", "type": "road", "name": "South street", "x": 0, "y": -31, "rot": 90, "props": {"walk": "both", "walk_w": 2.5, "d": 6.5, "w": 22}},
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    {"id": "pond", "type": "pond", "name": "Park pond", "x": 32, "y": -24},
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    {"id": "tree-4", "type": "tree", "x": 48, "y": -34, "props": {"r": 2.4}},
    {"id": "trees-west", "type": "tree_row", "name": "Avenue trees", "x": -36, "y": 9, "props": {"w": 28}},
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    {"id": "car-3", "type": "car", "x": -1.6, "y": -30, "rot": 90, "props": {"colour": "car3"}},
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    {"id": "walker-1", "type": "person", "x": 24, "y": 4.6, "props": {"cls": "guest1"}},
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    {"id": "crowd", "type": "crowd", "name": "Pupils", "x": -24, "y": -11, "props": {"n": 6, "r": 1.6}},
    {"id": "lamp-1", "type": "lamp", "x": 26, "y": -5.2},
    {"id": "lamp-2", "type": "lamp", "x": 44, "y": -5.2},
    {"id": "lamp-3", "type": "lamp", "x": -28, "y": 5.2},
    {"id": "lamp-4", "type": "lamp", "x": -44, "y": 5.2},
    {"id": "lamp-5", "type": "lamp", "x": 5.2, "y": -28}
  ]
}