Wikidata:WikiProject Ontology/Cleaning Task Force/Changes

Here are some significant actual and proposed changes to the Wikidata ontology that have come out of the cleaning task force efforts.

See Wikidata:WikiProject Ontology/Class Instances of Physical Object

organization (Q43229) was a subclass of group of humans (Q16334295), which is not correct.

gene (Q7187) no longer subclass of sequence classes because that caused a disjointness violation between concrete and abstract

group or class of chemical entities (Q72070508) no longer a subclass of group or class of physical objects (Q98119401) because the latter is a second-order class and the former is (mostly) a third-order class