Question: What invention contains the word tourbillion in its name?
SPARQL (Wikidata): SELECT DISTINCT ?sbj ?sbj_label WHERE { ?sbj wdt:P31 wd:Q18119757 . ?sbj rdfs:label ?sbj_label . FILTER(CONTAINS(lcase(?sbj_label), 'tourbillon')) . FILTER (lang(?sbj_label) = 'en') } LIMIT 25