Dee ihe ga-eso paragraf a - Richardson sooro Great Britain gwuo mmiri n'egwuregwu Olimpik nakwa n'egwuregwu Europe. O ritere ọla nchara n'ọsọ 400m n'otu n'otu na 1974 European Aquatics Championships
; ọ gbara onye nke anọ n'ọsọ mita narị abụọ. Ọ gbara asọmpi ndị a na 1972 na 1976 Summer Olympics, mana eruteghị njedebe.