 Nyorai kuenderera mberi kweiyi ndima - Kubva mukupera kwema1960 kusvika kutanga kwema1990 Joaquín Carlos Diaz aive mumwe wevatambi veCuba vanotungamira. Muna 1976 muBiel akapinda muWorld Chess Championship Interzonal Tournamentuko yakarongwa panzvimbo yechi20. Muna 1987, muCamagüey Joaquín Carlos Diaz akakunda mutambo weCabablanca Memorial B. 