[Event "IBM"]
[Site "Amsterdam"]
[Date "1970.07.14"]
[Round "1"]
[White "Spassky, Boris Vasilievich"]
[Black "Gligoric, Svetozar"]
[Result "1/2-1/2"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. h3 h6 10. d4 Re8 11. Nbd2 Bf8 12. Nf1 Bb7 13. Ng3 Na5 14. Bc2 Nc4 15. b3 Nb6 16. Bd2 c5 17. d5 c4 18. Be3 Bc8 19. Nd2 Bd7 20. bxc4 Rc8 21. cxb5 axb5 22. Ne2 Nc4 23. Nxc4 Rxc4 24. f3 Qa5 25. Qd2 Rec8 26. Reb1 Be7 27. a4 bxa4 28. Bb6 Qa6 29. Bd3 Bb5 30. Be3 R4c5 31. c4 Bd7 32. Nc3 Bd8 33. Nb5 Nh5 34. Qb4 Nf4 35. Bf1 Bb6 36. Nxd6 Rb5 37. cxb5 Bxe3+ 38. Kh2 Qb6 39. Nxc8 Bxc8 40. Ra2 Nh5 41. g4 Qf6 42. gxh5 Qf4+ 43. Kh1 Qg3 44. Rg2 Qxh3+ 45. Rh2 Qg3 1/2-1/2