Question: tell me greek deity that  sibling zeus starts letter with p
Paraphrase: let me know greek god that kin zeus begins letter with p
SPARQL (Wikidata): SELECT DISTINCT ?sbj ?sbj_label WHERE { ?sbj wdt:P31 wd:Q22989102 . ?sbj wdt:P3373 wd:Q34201 . ?sbj rdfs:label ?sbj_label . FILTER(STRSTARTS(lcase(?sbj_label), 'p')) . FILTER (lang(?sbj_label) = 'en') } LIMIT 25 
Answer: Poseidon, Poseidon