Question: What sport discipline starts with the letter "u"?
Paraphrase: What sporting discipline does the letter "u" begin with?
SPARQL (Wikidata): SELECT DISTINCT ?sbj ?sbj_label WHERE { ?sbj wdt:P31 wd:Q2312410 . ?sbj rdfs:label ?sbj_label . FILTER(STRSTARTS(lcase(?sbj_label), 'u')) . FILTER (lang(?sbj_label) = 'en') } LIMIT 25 
Answer: underwater swimming, underwater swimming, ultramarathon, ultramarathon, ultra-trail, ultra-trail, U20 race, U20 race, ultralong distance (orienteering), ultralong distance (orienteering)