[Event "HUN-ch 55th"]
[Site "Kazincbarcika"]
[Date "2005.05.13"]
[Round "4"]
[White "Portisch, Lajos"]
[Black "Berkes, Ferenc"]
[Result "1-0"]
[WhiteElo "2525"]
[BlackElo "2617"]

1. Nf3 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3 6. Qxc3 b6 7. b4 a5 8. d3 Bb7 9. e3 Qe7 10. Rb1 axb4 11. axb4 d5 12. Be2 c5 13. bxc5 bxc5 14. Bb2 Nc6 15. O-O dxc4 16. Qxc4 Ba6 17. Bxf6 gxf6 18. Qh4 Nb4 19. Ne5 Nd5 20. Ng4 Kh8 21. Rbc1 Rg8 22. Nh6 Rg6 23. e4 Nb4 24. Ra1 Rd8 25. Rfd1 Kg7 26. Ng4 Qc7 27. Qg3 Qc8 28. Qh3 e5 29. Qh5 Bxd3 30. Bxd3 Qxg4 31. Qxg4 Rxg4 32. f3 Nxd3 33. fxg4 c4 34. Ra7 Rd4 35. Rc7 Rxe4 36. h3 Kg6 37. Ra1 Nf4 38. Ra2 Nd5 39. Rc5 Rd4 40. Ra8 c3 41. Rg8+ Kh6 42. Rc6 Rd2 43. Kh2 c2 44. Kg3 c1=Q 45. Rxc1 Nf4 46. Kf3 Nxg2 47. Rc6 Nh4+ 48. Ke3 Rh2 49. Rxf6+ Ng6 50. Rf3 Nf4 51. Ke4 Rxh3 52. Rxh3+ Nxh3 53. Kxe5 Ng5 54. Kf6 Ne4+ 55. Kxf7 Ng5+ 56. Kf6 Ne4+ 57. Ke5 Ng5 58. Kf5 Nf7 59. Kf6 Ng5 60. Ra8 Ne4+ 61. Kf5 Nd6+ 62. Ke5 Nc4+ 63. Kd4 Nd2 64. Ra2 Nf3+ 65. Ke4 Nh4 66. Kf4 Kg7 67. Ra7+ Kh6 68. g5+ Kg6 69. Kg4 Ng2 70. Re7 1-0