[Event "Hoogovens"]
[Site "Beverwijk"]
[Date "1964.01.18"]
[Round "9"]
[White "Ivkov, Borislav"]
[Black "Keres, Paul"]
[Result "0-1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. c3 d6 9. h3
Na5 10. Bc2 c5 11. d4 Nd7 12. Nbd2 cxd4 13. cxd4 Nc6 14. Nf1 exd4 15. Nxd4 Nxd4 16. Qxd4
Ne5 17. Qd1 Bf6 18. Ne3 Be6 19. Nd5 Bxd5 20. Qxd5 Rc8 21. Bb3 Nc4 22. Re2 Rc5 23. Qd1 d5
24. exd5 Rxd5 25. Qe1 Rd4 26. Rb1 Qd6 27. Be3 Nxe3 28. Rxe3 g6 29. Re2 Kg7 30. Rd1 Rc8 31.
Rc1 Rxc1 32. Qxc1 h5 33. Re1 a5 34. Rd1 a4 35. Bc2 Rxd1+ 36. Bxd1 Qe6 37. Qc2 Qe1+ 38. Kh2
Be5+ 39. g3 h4 40. Kg2 hxg3 41. Bf3 gxf2 42. Qxf2 Qc1 43. b3 axb3 44. axb3 Qf4 45. Kf1 Bd4
46. Qe2 Qf5 47. Qe4 Qxh3+ 48. Ke2 Qd7 49. b4 Bc3 50. Qc6 Qd2+ 51. Kf1 Qe1+ 52. Kg2 Bd4 0-1