World Chess Championship 1978 - Wikiwand

The 1978 World Chess Championship was played between Anatoly Karpov and Viktor Korchnoi in Baguio, Philippines from July 18 to October 18, 1978. Karpov won, thereby retaining the title.

World Chess Championship 1978 - Wikipedia

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Korchnoi-Karpov (5th match-game, World Championship, Baguio 1978

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World Championship 1978-Game 32-Karpov,Anatoly-Kortschnoj,Viktor