<prompt> Pedzisa mutsara unotevera: Mumutambo wechess wechikwata, achimiririra USSR, akapiwa menduru yegoridhe yechikwata uye menduru yebronze yevanhu pa  <response>: 21st Chess Olympiad, yakaitwa muna 1974 muNice, ne 10 5 -0, pasinei nokuti yakasarudzwa chete senzvimbo yekuchengetedza. 