{
  "desert": [
    "desert/desert_1.png",
    "desert/desert_2.png",
    "desert/desert_3.png",
    "desert/desert_4.png",
    "desert/desert_5.png",
    "desert/desert_6.png",
    "desert/desert_7.png"
  ],
  "forest": [
    "forest/forest_1.png",
    "forest/forest_2.png",
    "forest/forest_3.png",
    "forest/forest_5.png",
    "forest/forest_6.png",
    "forest/forest_7.png",
    "forest/forest_8.png"
  ],
  "mountain": [
    "mountain/mountain_1.png",
    "mountain/mountain_2.png",
    "mountain/mountain_3.png",
    "mountain/mountain_4.png",
    "mountain/mountain_5.png",
    "mountain/mountain_6.png",
    "mountain/mountain_7.png",
    "mountain/mountain_8.png"
  ],
  "plain": [
    "plain/plain_1.png",
    "plain/plain_2.png",
    "plain/plain_3.png",
    "plain/plain_4.png",
    "plain/plain_5.png",
    "plain/plain_6.png",
    "plain/plain_7.png",
    "plain/plain_8.png"
  ],
  "snow": [
    "snow/snow_1.png",
    "snow/snow_2.png",
    "snow/snow_3.png",
    "snow/snow_4.png",
    "snow/snow_5.png",
    "snow/snow_6.png",
    "snow/snow_8.png"
  ],
  "water": [
    "water/water_1.png",
    "water/water_2.png",
    "water/water_3.png",
    "water/water_4.png",
    "water/water_5.png",
    "water/water_6.png",
    "water/water_7.png",
    "water/water_8.png",
    "water/water_9.png"
  ]
}