Name a silent movie written by Thomas Dixon Jr that starts with letter B
SELECT DISTINCT ?sbj ?sbj_label WHERE { ?sbj wdt:P31 wd:Q226730 . ?sbj wdt:P58 wd:Q4993107 . ?sbj rdfs:label ?sbj_label . FILTER(STRSTARTS(lcase(?sbj_label), 'b')) . FILTER (lang(?sbj_label) = 'en') } LIMIT 25 
silent film: Q226730 thomas dixon jr.: Q4993107