CLASS cjs net/minecraft/world/gen/surfacebuilder/FrozenOceanSurfaceBuilder
FIELD U seed J
FIELD a PACKED_ICE Lbvl;
FIELD b SNOW_BLOCK Lbvl;
FIELD c AIR Lbvl;
FIELD d GRAVEL Lbvl;
FIELD e ICE Lbvl;