<prompt> Qedela umusho olandelayo: U-Yuriy Abovyan ; owazalwa ngo-1931 wayengumbhukudi waseSoviet owathola indondo yethusi emjahweni we-4 × 200 m we-freestyle emncintiswaneni  <response>: Imidlalo Yamanzi YaseYurophu Ka-1954. Ngonyaka olandelayo wanqoba isicoco sikazwelonke emncintiswaneni wamamitha angu - 400. 