query: #title: category items with P971=Q20683640 should be a value of P2033 (1)
  # Complex constraint from [[Property talk:P2033]]
  # Add category item to item for camera (batch 1 of 3)
  SELECT ?item ?cam WHERE { ?item wdt:P971 wd:Q20683640. MINUS { [] wdt:P2033 ?item } ?item rdfs:label ?l.FILTER (lang(?l)="en") BIND(REPLACE(?l,"Category:Taken with ","") as ?cam)} ORDER BY ?cam OFFSET 0 LIMIT 5000