query: embed.html#SELECT ?item ?library ?x WHERE {
    { ?item wdt:P4645 ?x }
    UNION
    { ?item wdt:P4527 ?x ; wdt:P31/wdt:P279* wd:Q7075 }
    UNION
    { ?item wdt:P791 ?x }
    
    SERVICE wikibase:label { bd:serviceParam wikibase:language "[AUTO_LANGUAGE],en,de,it,da,fi". 
    ?item rdfs:label ?library . }
    }