query: #Clothing with AAT but not EFV
  SELECT ?clothing ?clothingLabel ?_AAT_ID ?_EFV_ID WHERE{
    ?clothing wdt:P279* wd:Q11460.
    ?clothing p:P1014 ?aat_ID.   
    SERVICE wikibase:label { bd:serviceParam wikibase:language "en". }
    OPTIONAL { ?clothing wdt:P1014 ?_AAT_ID.  }
    OPTIONAL {
    ?clothing wdt:P3832 ?_EFV_ID
    }
    FILTER ( !bound(?_EFV_ID) ) .
    }