<prompt> Pedzisa mutsara unotevera: Walter Leibundgut akaberekwa 12 June 1901, zuva rokufa risingazivikanwi akanga ari muSwitzerland sprinter. Akakwikwidza mumakwikwi  <response>: 4 × 100 metres relay yevarume kumaOlympics ezhizha ra1920. 