<prompt> Ngwala tšwetšopele ya serapa se - Albin Dukowski yo a belegwego ka la 4 June 1954 ke mmegi wa lebelo wa Canada. O ile a phadišana ka lebelo la banna la 4 × 100 metres relay  <response>: Dipapading tša Diolimpiki tša Selemo tša 1976. O thopile sefoka sa bronze ka 1975 Pan American Games 4 × 100 metres relay le Hugh Fraser, Marvin Nash le Bob Martin. 