{
    "regions": [
        ["Menu", ["New World"]],
        ["Overworld", ["Nether Portal", "End Portal", "Overworld Structure 1", "Overworld Structure 2"]],
        ["The Nether", ["Nether Structure 1", "Nether Structure 2"]],
        ["The End", ["The End Structure"]],
        ["Village", []],
        ["Pillager Outpost", []],
        ["Nether Fortress", []],
        ["Bastion Remnant", []],
        ["End City", []]
    ],
    "mandatory_connections": [
        ["New World", "Overworld"],
        ["Nether Portal", "The Nether"],
        ["End Portal", "The End"]
    ],
    "default_connections": [
        ["Overworld Structure 1", "Village"],
        ["Overworld Structure 2", "Pillager Outpost"],
        ["Nether Structure 1", "Nether Fortress"],
        ["Nether Structure 2", "Bastion Remnant"],
        ["The End Structure", "End City"]
    ],
    "illegal_connections": {
        "Nether Fortress": ["The End Structure"]
    }
}