Question: what is mineral species distributed by ccs  and also which starts with letter p
SPARQL (Wikidata): SELECT DISTINCT ?sbj ?sbj_label WHERE { ?sbj wdt:P31 wd:Q55076514 . ?sbj wdt:P556 wd:Q473227 . ?sbj rdfs:label ?sbj_label . FILTER(STRSTARTS(lcase(?sbj_label), 'p')) . FILTER (lang(?sbj_label) = 'en') } LIMIT 25