CLASS btn net/minecraft/block/entity/BlockEntityType
	CLASS btn$a Builder
		FIELD a supplier Ljava/util/function/Supplier;
		METHOD a build (Lcom/mojang/datafixers/types/Type;)Lbtn;
		METHOD a create (Ljava/util/function/Supplier;)Lbtn$a;
			ARG 0 supplier
	FIELD G LOGGER Lorg/apache/logging/log4j/Logger;
	FIELD H supplier Ljava/util/function/Supplier;
	FIELD I type Lcom/mojang/datafixers/types/Type;
	METHOD a instantiate ()Lbtm;
	METHOD a getId (Lbtn;)Lqs;
	METHOD a create (Ljava/lang/String;Lbtn$a;)Lbtn;