CLASS bso net/minecraft/world/gen/chunk/ChunkGeneratorSettings
	FIELD r defaultBlock Lbpm;
	FIELD s defaultFluid Lbpm;
	METHOD a setDefaultBlock (Lbpm;)V
	METHOD b setDefaultFluid (Lbpm;)V
	METHOD r getDefaultBlock ()Lbpm;
	METHOD s getDefaultFluid ()Lbpm;