Question: what are the train service which start with the letter v
Paraphrase: what are the prepare benefit which begin with the letter v
SPARQL (Wikidata): SELECT DISTINCT ?sbj ?sbj_label WHERE { ?sbj wdt:P31 wd:Q15141321 . ?sbj rdfs:label ?sbj_label . FILTER(STRSTARTS(lcase(?sbj_label), 'v')) . FILTER (lang(?sbj_label) = 'en') } LIMIT 25 
Answer: Varsovia (train), Varsovia (train), Vale of Glamorgan Line, Vale of Glamorgan Line, Van Beethoven (train), Van Beethoven (train), Vologda Zori, Vologda Zori, Victoria-Temuco Regional Train, Victoria-Temuco Regional Train, Varanasi–Anand Vihar Terminal Garib Rath Express, Varanasi–Anand Vihar Terminal Garib Rath Express, Village on Wheels, Village on Wheels, Visakhapatnam – Secunderabad Duronto Express, Visakhapatnam – Secunderabad Duronto Express, Visakhapatnam - Koraput Intercity Express, Visakhapatnam - Koraput Intercity Express, Varanasi Lucknow Intercity Express, Varanasi Lucknow Intercity Express, Venezia EuroNight, Venezia EuroNight, Vindobona, Vindobona