What are the children's game  which start with the letter zapp
SELECT DISTINCT ?sbj ?sbj_label WHERE { ?sbj wdt:P31 wd:Q1509934 . ?sbj rdfs:label ?sbj_label . FILTER(CONTAINS(lcase(?sbj_label), 'zapp')) . FILTER (lang(?sbj_label) = 'en') } LIMIT 25 
children's game: Q1509934