Deductions
- Category:Pages using Wikidata property P21 has quality class ⇐ (existence is a class), (Category:Pages using Wikidata property P21 has quality existence)
- class is for example Category:Pages using Wikidata property P21 ⇐ (Category:Pages using Wikidata property P21 is a class), (is a is inverse of is for example)
- Category:Pages using Wikidata property P21 is a class ⇐ (abstract entity is subclass of class), (Category:Pages using Wikidata property P21 is a abstract entity)
- abstract entity is for example Category:Pages using Wikidata property P21 ⇐ (Category:Pages using Wikidata property P21 is a abstract entity), (is a is inverse of is for example)
- Category:Pages using Wikidata property P21 is a abstract entity ⇐ (Wikimedia category is subclass of abstract entity), (Category:Pages using Wikidata property P21 is a Wikimedia category)
- entity is for example Category:Pages using Wikidata property P21 ⇐ (Category:Pages using Wikidata property P21 is a entity), (is a is inverse of is for example)
- Category:Pages using Wikidata property P21 has quality existence ⇐ (Category:Pages using Wikidata property P21 is a entity), (entity has quality existence)
- Category:Pages using Wikidata property P21 is a entity ⇐ (Wikimedia category is subclass of entity), (Category:Pages using Wikidata property P21 is a Wikimedia category)
- list is for example Category:Pages using Wikidata property P21 ⇐ (Category:Pages using Wikidata property P21 is a list), (is a is inverse of is for example)
- Wikimedia administration category is for example Category:Pages using Wikidata property P21 ⇐ (Category:Pages using Wikidata property P21 is a Wikimedia administration category), (is a is inverse of is for example)
- Wikimedia category is for example Category:Pages using Wikidata property P21 ⇐ (Category:Pages using Wikidata property P21 is a Wikimedia category), (is a is inverse of is for example)
- Category:Pages using Wikidata property P21 is a list ⇐ (Wikimedia category is subclass of list), (Category:Pages using Wikidata property P21 is a Wikimedia category)
- Category:Pages using Wikidata property P21 is a Wikimedia category ⇐ (Wikimedia administration category is subclass of Wikimedia category), (Category:Pages using Wikidata property P21 is a Wikimedia administration category)