Dee ihe na-aga n'ihu maka paragraf a - Evans nọchitere anya US na Olympiads Chess asatọ n'ime afọ iri abụọ na isii, na-emeri ọla edo (1950), ọlaọcha (1958), na ọla nchara (1976) maka egwuregwu ya, ma na-esonye na ọla edo (1976) na ọlaọcha (1966)
) ihe nrite.