planetwars.dev/planetwars-matchrunner/maps/abc.json

{
    "planets": [
        {
            "name": "a",
            "x": -3,
            "y": 0,
            "owner": 1,
            "ship_count": 5
        },
        {
            "name": "b",
            "x": 0,
            "y": 0,
            "ship_count": 5
        },
        {
            "name": "c",
            "x": 3,
            "y": 0,
            "owner": 2,
            "ship_count": 5
        }
    ]
}