Mezue ahịrịokwu na-esonụ: O nwetara aha ya nke International Master na 1974, ma bulie ya n'ọkwá Grandmaster na 1976. Ọ gbara bọọlụ maka ndị otu Amerịka n'egwuregwu Olimpik chess ugboro ise. Ọ malitere na Nice n'afọ 1974, mgbe ahụ ọ gbara bọọlụ na Haifa n'afọ 1976.
Buenos Aires 1978, Valletta 1980, na Lucerne 1982.