<prompt> Qedela umusho olandelayo: U-Seo Chun-gang owazalwa ngo-21 kuFebhuwari 1944 ungumdlali we-volleyball waseNingizimu Korea. Wancintisana emncintiswaneni  <response>: umqhudelwano wabesifazane kuma-Olympic asehlobo ka-1964. 