query: #title: Value shouldn't be a museum
  # Complex constraint from [[Property talk:P9073]]
  # TODO: check how to fix values that amalgamate concepts
  SELECT DISTINCT
    ?item ?value ?instance 
    # ?itemLabel ?valueLabel ?instanceLabel
  WHERE
  {
    hint:Query hint:optimizer "None".
    ?item wdt:P9073 ?value .
    ?value (wdt:P31/(wdt:P279*)) wd:Q33506 .
    ?value wdt:P31 ?instance .
    ?instance (wdt:P31*/(wdt:P279*)) wd:Q33506 .
    # SERVICE wikibase:label { bd:serviceParam wikibase:language "[AUTO_LANGUAGE],en" }
  }