{
    "high_way": [
        {"lane": "classic_lane", "width": 5, "number": 3},
        {"lane": "classic_divider", "width": 5, "number": 1},
        {"lane": "classic_lane", "width": 5, "number": 3}
    ],
    
    "modern_road": [
        {"lane": "classic_lane", "width": 5, "number": 2}
    ]
}