<prompt> Denis Victor Black 20 Gumiguru 1897 21 Chikunguru 1973 aive mutambi weBritish track uye munda uyo akakwikwidza mumitambo yeOlympic yezhizha ya1920. Muna 1920 akanga ari nhengo yechikwata cheBritish chakapedza chechina mumakwikwi e4x100 metres  <response>: . Akaberekerwa muAylsham, Norfolk. 