Dee ihe ga-aga n'ihu na paragraf a - Evans nọchitere anya U.S. n'egwuregwu Olimpik Chess asatọ n'ime afọ iri abụọ na isii, merie ọlaedo (1950), ọlaọcha (1958
), na ọla nchara (1976) maka egwuregwu ya, na isonye na ọla edo (1976) na ọla ọcha (1966).