Dee ihe na-aga n'ihu maka paragraf a - Na 1920 Summer Olympics na Antwerp Imbach nọchitere anya Switzerland na 100 m na 200 m dash na 4 × 100 m relay
, mana enwetaghị ọkwa nke ikpeazụ na nke ọ bụla n'ime ihe ndị a.