[Event "IBM"]
[Site "Amsterdam"]
[Date "1974.07.29"]
[Round "11"]
[White "Lombardy, William James"]
[Black "Ivkov, Borislav"]
[Result "0-1"]

1. d4 Nf6 2. Bg5 d5 3. Bxf6 gxf6 4. e3 c5 5. dxc5 e6 6. c4 dxc4 7. Qxd8+ Kxd8 8. Bxc4 Bxc5 9. Nc3 Ke7 10. Rc1 Bd7 11. Bb5 Rc8 12. Bxd7 Nxd7 13. Nge2 Ne5 14. O-O a6 15. Na4 Bd6 16. Rxc8 Rxc8 17. Rc1 Rd8 18. Nd4 Nd3 19. Rc3 Nb4 20. a3 Nd5 21. Rc1 f5 22. Nf3 b5 23. Nc5 Bxc5 24. Rxc5 Nf4 25. Rc7+ Kf6 26. h4 Rd1+ 27. Kh2 Nd3 28. Ng5 h6 29. Nxf7 Nxf2 30. Nxh6 Rh1+ 31. Kg3 Ne4+ 32. Kf3 Rxh4 33. Ng8+ Ke5 34. Ne7 Rg4 35. Ra7 Rg3+ 36. Ke2 Rxg2+ 37. Kf1 Rxb2 38. Nc6+ Kd6 39. Nb4 Nc5 40. Nxa6 Nxa6 41. Rxa6+ Kd5 42. e4+ fxe4 43. Ke1 e5 44. Rb6 Kc5 45. Re6 Kd4 46. Rb6 Kd3 47. Kf1 Rb1+ 48. Kg2 e3 49. Rxb5 Rxb5 0-1