[Event "Amsterdam IBM"]
[Site "Amsterdam NED"]
[Date "1976.07.21"]
[EventDate "1976.07.06"]
[Round "13"]
[Result "1/2-1/2"]
[White "Aivars Gipslis"]
[Black "Viktor Korchnoi"]
[ECO "C09"]
[WhiteElo "2535"]
[BlackElo "2695"]
[PlyCount "70"]

1. e4 e6 2. d4 d5 3. Nd2 c5 4. Ngf3 Nc6 5. exd5 exd5 6. Bb5
Bd6 7. dxc5 Bxc5 8. O-O Nge7 9. Nb3 Bd6 10. Bg5 O-O 11. Re1 f6
12. Bh4 Qb6 13. Be2 Be6 14. Bg3 Ne5 15. Nfd4 Bd7 16. a4 a6
17. a5 Qc7 18. c3 Rad8 19. Nc1 Bc8 20. Nd3 N7g6 21. Nf4 Nxf4
22. Bxf4 Rfe8 23. Bg3 Bc5 24. Bf1 Qf7 25. Qa4 Qg6 26. Re3 Ng4
27. Bd3 Qf7 28. Rxe8+ Rxe8 29. Qc2 g6 30. b4 Ba7 31. b5 Ne5
32. Bf1 axb5 33. Nxb5 Bc5 34. Rd1 Bg4 35. Ra1 Ra8 1/2-1/2