query: #title: Properties
  # Complex constraint from [[Property talk:P5769]]
  #
  SELECT ?item ?value {
  	?item wdt:P5769 ?value.
  	FILTER NOT EXISTS { ?value p:P106 [] }
  	FILTER NOT EXISTS { ?value p:P39 [] }
  	FILTER NOT EXISTS { ?value p:P214 [] } 
    FILTER (ISBLANK(?value) = false)
  }