[
  {
    "type": "overmap_special",
    "id": "aeolian_plain_mutable",
    "subtype": "mutable",
    "locations": [ "base_land" ],
    "occurrences": [ 1, 5 ],
    "priority": 3,
    "flags": [ "EXOPLANET" ],
    "check_for_locations_area": [ { "type": [ "base_land" ], "from": [ 2, 2, 0 ], "to": [ -2, -2, 0 ] } ],
    "joins": [ "plain_to_plain" ],
    "overmaps": {
      "aeolian_plain_core": {
        "overmap": "afs_aeolian_plain",
        "north": "plain_to_plain",
        "east": "plain_to_plain",
        "south": "plain_to_plain",
        "west": "plain_to_plain"
      },
      "aeolian_plain_ruin": {
        "overmap": "afs_formless_ruins_aeolian_north",
        "north": "plain_to_plain",
        "east": "plain_to_plain",
        "south": "plain_to_plain",
        "west": "plain_to_plain"
      },
      "aeolian_plain_end": { "overmap": "afs_aeolian_plain", "north": "plain_to_plain" },
      "aeolian_plain_fill": {
        "overmap": "afs_aeolian_plain",
        "north": { "id": "plain_to_plain", "type": "available" },
        "east": { "id": "plain_to_plain", "type": "available" },
        "west": { "id": "plain_to_plain", "type": "available" }
      }
    },
    "root": "aeolian_plain_core",
    "phases": [
      [ { "overmap": "aeolian_plain_core", "weight": 250, "max": 180 } ],
      [
        { "overmap": "aeolian_plain_core", "weight": 250 },
        { "overmap": "aeolian_plain_end", "weight": 100 },
        { "overmap": "aeolian_plain_ruin", "weight": 5 },
        { "overmap": "aeolian_plain_fill", "weight": 1 }
      ]
    ]
  }
]
