Question: What what is economic crisis has cause Wall Street Crash of 1929 and also which starts with letter d
SPARQL (Wikidata): SELECT DISTINCT ?sbj ?sbj_label WHERE { ?sbj wdt:P31 wd:Q290178 . ?sbj wdt:P828 wd:Q201684 . ?sbj rdfs:label ?sbj_label . FILTER(STRSTARTS(lcase(?sbj_label), 'd')) . FILTER (lang(?sbj_label) = 'en') } LIMIT 25