Which is the musical by the librettist Alan Jay Lerner that starts with the letter p?
SELECT DISTINCT ?sbj ?sbj_label WHERE { ?sbj wdt:/instance of/ wd:/musical/ . ?sbj wdt:/librettist/ wd:/Alan Jay Lerner/ . ?sbj rdfs:label ?sbj_label . FILTER(STRSTARTS(lcase(?sbj_label), 'p')) . FILTER (lang(?sbj_label) = 'en') } LIMIT 25 