| ''(Optional)'' A [[Modding:Game state queries|game state query]] which indicates whether an item produced from the other fields should be added (e.g. to filter results from item queries like <c>ALL_ITEMS</c>). Defaults to always added.
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| ''(Optional)'' A [[Modding:Game state queries|game state query]] which indicates whether an item produced from the other fields should be added (e.g. to filter results from item queries like <samp>ALL_ITEMS</samp>). Defaults to always added.