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