Tuhia he tomokanga mo tenei waahanga - Ko nga huihuinga nui o te tau 1981 ko te tukinga whakamutunga o te Tohu Whakataetae (i waenga i a Viktor Korchnoi me Robert Hübner) me te tukinga tuarua o te Karpov<unk>Korchnoi World Chess Championship
He aha?