[
  {
    "type": "overmap_terrain",
    "abstract": "generic_lake",
    "copy-from": "generic_water",
    "name": "lake",
    "sym": "#",
    "color": "blue",
    "see_cost": 1,
    "flags": [ "NO_ROTATE", "LAKE", "SOURCE_DRINK", "WATER" ]
  },
  {
    "type": "overmap_terrain",
    "id": "lake_shore",
    "copy-from": "generic_lake",
    "name": "lake shore",
    "color": "light_blue",
    "delete": { "flags": [ "LAKE" ] },
    "extend": { "flags": [ "LAKE_SHORE", "IGNORE_ROTATION_FOR_ADJACENCY" ] },
    "extras": "lake_shore",
    "travel_cost_type": "shore",
    "mapgen": [ { "method": "builtin", "name": "lake_shore" } ]
  },
  {
    "type": "overmap_terrain",
    "id": "lake_surface",
    "copy-from": "generic_lake",
    "travel_cost_type": "water"
  },
  {
    "type": "overmap_terrain",
    "id": "lake_water_cube",
    "copy-from": "generic_lake",
    "name": "lake (submerged)"
  },
  {
    "type": "overmap_terrain",
    "id": "lake_bed",
    "copy-from": "generic_lake",
    "name": "lake bed (submerged)"
  },
  {
    "type": "overmap_terrain",
    "abstract": "generic_ocean",
    "copy-from": "generic_water",
    "name": "ocean",
    "sym": "#",
    "color": "blue",
    "see_cost": 1,
    "flags": [ "NO_ROTATE", "OCEAN" ]
  },
  {
    "type": "overmap_terrain",
    "id": "ocean_shore",
    "copy-from": "generic_ocean",
    "name": "ocean shore",
    "color": "light_blue",
    "delete": { "flags": [ "OCEAN" ] },
    "extend": { "flags": [ "OCEAN_SHORE", "IGNORE_ROTATION_FOR_ADJACENCY" ] },
    "extras": "ocean_shore",
    "travel_cost_type": "shore",
    "mapgen": [ { "method": "builtin", "name": "ocean_shore" } ]
  },
  {
    "type": "overmap_terrain",
    "id": "ocean_surface",
    "copy-from": "generic_ocean",
    "travel_cost_type": "water"
  },
  {
    "type": "overmap_terrain",
    "id": "ocean_water_cube",
    "copy-from": "generic_ocean",
    "name": "ocean (submerged)"
  },
  {
    "type": "overmap_terrain",
    "id": "ocean_bed",
    "copy-from": "generic_ocean",
    "name": "ocean bed (submerged)"
  }
]
