<prompt> Nyorai kupfuurira kweiyi ndima - Onat akaberekerwa muIstanbul muna 1929 uye akatamira kuIzmir muna 1930 nemhuri yake. Akatanga kutamba chess ku İzmir Atatürk High School, akapedza kudzidza kuFaculty of Pharmacy yeIstanbul University. Onat, uyo akasangana nevatambi vane simba paakanga ari mudzidzi muIstanbul, akarega kutamba chess paakadzokera kuIzmir. Somutambi wechesi, akatora rutivi mu 17th  <response>: , 18th, 25th, 26th uye 27th Chess Olympiad Turkish National Team. Akakunda 1974, 1975 uye 1982 Turkish Chess Championships. 