Mezue ahịrịokwu na-esonụ: Evans nọchitere anya U.S. na Olympiads Chess asatọ n'ime afọ iri abụọ na isii, na-emeri ọlaedo (
1950), ọlaọcha (1958), na ọla nchara (1976) maka egwuregwu ya, na isonye na ọla edo (1976) na ọlaọcha (1966).