What is the automobile manufacturer that owns Aston Martin that starts with letter C ?
SELECT DISTINCT ?sbj ?sbj_label WHERE { ?sbj wdt:P31 wd:Q786820 . ?sbj wdt:P199 wd:Q27074 . ?sbj rdfs:label ?sbj_label . FILTER(STRSTARTS(lcase(?sbj_label), 'c')) . FILTER (lang(?sbj_label) = 'en') } LIMIT 25 
automobile manufacturer: Q786820 aston martin lagonda: Q27074