John Key who was a member of 51st New Zealand Parliament represented which electoral district?
SELECT ?value1 ?value2 WHERE { wd:Q57783 p:P463 ?s . ?s ps:P463 wd:Q4640115 . ?s pq:P1268 ?value1 . ?s pq:P768 ?value2 }
john key: Q57783 51st new zealand parliament: Q4640115