CLASS og
	METHOD a read (Lir;)V
		ARG 0 buf
	METHOD a apply (Liu;)V
		ARG 0 handler
	METHOD a apply (Lna;)V
	METHOD b getBlockPos ()Let;
	METHOD b write (Lir;)V
		ARG 0 buf
	METHOD c getCommand ()Ljava/lang/String;
	METHOD d shouldTrackOutput ()Z