CLASS r net/minecraft/advancement/criterion/CriterionProgress
	FIELD a FORMAT Ljava/text/SimpleDateFormat;
	FIELD b obtained Ljava/util/Date;
	METHOD a isObtained ()Z
	METHOD a serialize (Lim;)V
		ARG 0 buf
	METHOD a create (Ljava/lang/String;)Lr;
	METHOD b obtain ()V
	METHOD b deserialize (Lim;)Lr;
	METHOD c reset ()V
	METHOD d getObtainedDate ()Ljava/util/Date;
	METHOD e serialize ()Lcom/google/gson/JsonElement;