Question: What are the railway company which start with the letter viaquatro
SPARQL (Wikidata): SELECT DISTINCT ?sbj ?sbj_label WHERE { ?sbj wdt:P31 wd:Q249556 . ?sbj rdfs:label ?sbj_label . FILTER(CONTAINS(lcase(?sbj_label), 'viaquatro')) . FILTER (lang(?sbj_label) = 'en') } LIMIT 25