CLASS w net/minecraft/advancement/criterion/CriterionProgress
	FIELD a FORMAT Ljava/text/SimpleDateFormat;
	FIELD b obtained Ljava/util/Date;
	METHOD a isObtained ()Z
	METHOD a obtainedAt (Ljava/lang/String;)Lw;
	METHOD a toPacket (Ljd;)V
	METHOD b obtain ()V
	METHOD b fromPacket (Ljd;)Lw;
	METHOD c reset ()V
	METHOD d getObtainedDate ()Ljava/util/Date;
	METHOD e toJson ()Lcom/google/gson/JsonElement;