query: #title: Labels in Spanish would generally be different from Latin
  # Complex constraint from [[Property talk:P2358]]
  # output: item with English label, Spanish label, Latin label
  SELECT ?item ?es ?la
  {
    ?item wdt:P2358 [ ] ; wdt:P31 wd:Q5 .
    ?item rdfs:label ?la . FILTER( lang(?la) = "la" ) 
    ?item rdfs:label ?es . FILTER( lang(?es) = "es" ) 
    FILTER( str(?es) = str(?la)  && !REGEX(?la, "^[^ ]+a( [^ ]+a)?$" ) )
  }
  LIMIT 1000