epoch

Deductions

• -> is for example epoch ⇐ (epoch is a ->), (is a is inverse of is for example)
• Wikidata property for items about astronomical objects is for example epoch ⇐ (epoch is a Wikidata property for items about astronomical objects), (is a is inverse of is for example)
• Wikibase property is for example epoch ⇐ (epoch is a Wikibase property), (is a is inverse of is for example)
• epoch is a Wikibase property ⇐ (-> is subclass of Wikibase property), (epoch is a ->)