What what is  soft drink country of origin and also which starts with letter b
SELECT DISTINCT ?sbj ?sbj_label WHERE { ?sbj wdt:P31 wd:Q147538 . ?sbj wdt:P495 wd:Q49 . ?sbj rdfs:label ?sbj_label . FILTER(STRSTARTS(lcase(?sbj_label), 'b')) . FILTER (lang(?sbj_label) = 'en') } LIMIT 25 
soft drink: Q147538 north america: Q49