Claim: Pyotr Pochynchuk(July 26, 1954 – December 1, 1991) was in five competitions between 1978 and 1983, one of which was the World Race Walking Cup.
Evidence: 1978 1980 1981 World Race Walking Cup 1982 1983 Pyotr Ivanovich Pochynchuk (Belarusian: Пётар Іванавіч Пачынчук; Russian: Пётр Иванович Починчук) (July 26, 1954 – December 1, 1991) was a Soviet athlete who mainly competed in the men's 20 kilometer walk during his career.