Question: Name a {land-grant university} that {affiliation} {Purdue University system} and which that starts with {'p'}
SPARQL (Wikidata): SELECT DISTINCT ?sbj ?sbj_label WHERE { ?sbj wdt:P31 wd:Q615150 . ?sbj wdt:P1416 wd:Q929715 . ?sbj rdfs:label ?sbj_label . FILTER(STRSTARTS(lcase(?sbj_label), 'p')) . FILTER (lang(?sbj_label) = 'en') } LIMIT 25