query: #title: Check properties
  # Complex constraint from [[Property talk:P7149]]
  #
  SELECT ?item ?value {
    ?item wdt:P7149 ?value.
    FILTER NOT EXISTS { ?item wdt:P276 [] }
    FILTER NOT EXISTS { ?item wdt:P131 [] }
    FILTER NOT EXISTS { ?item wdt:P625 [] }
    FILTER NOT EXISTS { ?item wdt:P3134 [] }
    FILTER NOT EXISTS { ?item wdt:P31 wd:Q13405588 } 
  }