[Event "World-ch28 Karpov-Kortschnoj +6-5=21"]
[Site "Baguio City"]
[Date "1978.07.25"]
[Round "4"]
[White "Karpov, Anatoly"]
[Black "Kortschnoj, Viktor Lvovich"]
[Result "1/2-1/2"]
[WhiteElo "2725"]
[BlackElo "2665"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. c3 Bc5 10. Nbd2 O-O 11. Bc2 Bf5 12. Nb3 Bg4 13. Nxc5 Nxc5 14. Re1 Bh5 15. h3 Re8 16. Bf4 Ne6 17. Bd2 Nc5 18. Bf4 Ne6 19. Bd2 1/2-1/2