Rubuta ci gaba ga wannan sakin layi - Ya sami lambar yabo ta kasa da kasa a shekarar 1974, kuma an daukaka shi zuwa Grandmaster a shekarar 1976. Ya taka leda a tawagar Amurka a gasar Olympics ta chess biyar a jere. Ya fara a Nice 1974, sannan ya buga a Haifa 1976, Buenos Aires 1978, Valletta 1980, da Lucerne 1982
Ka yi haƙuri.