Rubuta ci gaba don wannan sakin layi - Manyan abubuwan da suka faru na chess na 1981 sune wasan karshe na Gasar 'Yan takara (tsakanin Viktor Korchnoi da Robert Hübner) da kuma wasan Karpov <unk> Korchnoi na biyu na Gasar Cin Kofin Duniya
Ka yi haƙuri.