main building contractor

Deductions

• main building contractor has quality value-requires-statement constraint ⇐ (main building contractor is a Wikibase property), (Wikibase property has quality value-requires-statement constraint)
• main building contractor has quality property constraint ⇐ (main building contractor is a Wikibase property), (Wikibase property has quality property constraint)
• Wikidata property related to structures is for example main building contractor ⇐ (main building contractor is a Wikidata property related to structures), (is a is inverse of is for example)
• Wikibase property is for example main building contractor ⇐ (main building contractor is a Wikibase property), (is a is inverse of is for example)
• -> is for example main building contractor ⇐ (main building contractor is a ->), (is a is inverse of is for example)
• main building contractor is a Wikibase property ⇐ (-> is subclass of Wikibase property), (main building contractor is a ->)