<prompt> Bhala ukuqhubeka kwalesi sigaba - U-Igor Anatolievich Potyakin ; owazalwa ngo-14 Septhemba 1955 ungumbhukudi waseRussia osethathe umhlalaphansi owathola indondo yethusi ku-4 × 100 m medley relay ku-1974 European Aquatics Championships  <response>: . futhi. Ngesikhathi somsebenzi wakhe wanqoba iziqu eziyisithupha zikazwelonke emamitha ayi-100 19731976 kanye nama-200 m emuva 1974 kanye ne-4 × 100 m medley relay 1974. 