<prompt> Pedzisa mutsara unotevera: Denis Victor Black 20 October 1897 21 July 1973 akanga ari mutambi weBritain uye mutambi wenhandare uyo akakwikwidza muZhizha reOlympic ra1920. Muna 1920 akanga ari nhengo yechikwata cheBritish chakapedza chechina mu  <response>: 4x100 metres relay chiitiko. Akaberekerwa muAylsham, Norfolk. 