query: #title: 2-d position on something that isn't a 2-d visual artwork
  # Complex constraint from [[Property talk:P2677]]
  # This qualifier should only be used with depicts to indicate the location on a 2-d object or image that has a natural co-ordinate system.
  SELECT ?item WHERE {
    ?item p:P180 ?s .
    ?s pq:P2677  ?v
    FILTER NOT EXISTS { ?item wdt:P31/wdt:P279* wd:Q110304307 }
    FILTER NOT EXISTS { ?s pq:P518 ?part }
    FILTER(STRSTARTS(STR(?v), "pct:"))
    SERVICE wikibase:label {
       bd:serviceParam wikibase:language "en" .
     }
  } GROUP BY ?item