CLASS bst net/minecraft/world/level/storage/AlphaChunkIo
	CLASS bst$a AlphaChunk
	METHOD a convertAlphaChunk (Lbst$a;Lhs;Lbdg;)V
		ARG 0 alphaChunk
		ARG 1 tag
		ARG 2 biomeSource
	METHOD a readAlphaChunk (Lhs;)Lbst$a;
		ARG 0 tag
