CLASS brr net/minecraft/world/gen/GenerationStep
	CLASS brr$a Carver
		FIELD c nameMap Ljava/util/Map;
		FIELD d name Ljava/lang/String;
		METHOD a getName ()Ljava/lang/String;
	CLASS brr$b Feature
		FIELD i nameMap Ljava/util/Map;
		FIELD j name Ljava/lang/String;
		METHOD a getName ()Ljava/lang/String;