Question: what is the silent short film with the highest duration?
Paraphrase: what is the quiet brief film with the most elevated duration?
SPARQL (Wikidata): select ?ent where { ?ent wdt:P31 wd:Q20667187 . ?ent wdt:P2047 ?obj } ORDER BY DESC(?obj)LIMIT 5 
Answer: The Kiss, The Execution of Mary Stuart