Revision as of 12:13, 20 April 2023 by Alicia Fagerving (WMSE)(talk | contribs)(Changed [en] description: this item is a subclass (subset) of that item; all instances of these items are instances of those items; different from P5 (instance of), e.g.: K2 is an instance of mountain; volcano is a subclass of mountain (and an instance of volcanic landform).)