<prompt> Bhala ukuqhubeka kwalesi sigaba - Lokhu kusebenza kahle kwabonakala kuwuphawu oluhle lwe-Biel Interzonal ka-1976, kodwa, ebhekene nenkundla yama-Grandmaster anamandla ayi-16 kwabayishumi nesishiyagalolunye abaphikisana nabo, kubandakanya nowayengumpetha wezwe uTigran Petrosian noMikhail Tal, wathola amaphuzu adumazayo ayi-8.519 endaweni ye-16. UHaifa ngo-1976  <response>: kwaba ukubonakala kwakhe kokugcina kuma-Olympic e-Argentina futhi wenza u-4.57 ebhodini lesine. 