[Event "HUN-ch19"]
[Site "Budapest"]
[Date "1964.03.??"]
[Round "?"]
[White "Haag, Ervin"]
[Black "Portisch, Lajos"]
[Result "0-1"]

1. c4 e6 2. g3 d5 3. Nf3 Nf6 4. Bg2 Be7 5. O-O O-O 6. d4 dxc4 7. Ne5 c5 8. dxc5 Qc7 9. Nxc4 Qxc5 10. b3 Rd8 11. Qe1 Nc6 12. Ba3 Qh5 13. Bxe7 Nxe7 14. Qa5 Qxa5 15. Nxa5 Nfd5 16. e4 Nb4 17. Nc3 b6 18. Rfd1 Ba6 19. Nc4 Nd3 20. Bf1 Bxc4 21. bxc4 Nc5 22. e5 g5 23. Bg2 Rab8 24. Nb5 a6 25. Nd4 Na4 26. Rac1 Rbc8 27. f4 gxf4 28. gxf4 Nb2 29. Rd2 Rxc4 30. Rxc4 Nxc4 31. Rc2 Ne3 32. Rc7 N7d5 33. Bxd5 Nxd5 34. Ra7 Nxf4 35. Nc6 Re8 36. Rxa6 Nd5 37. Kf2 Rc8 38. Nd4 Rc4 39. Nf3 Kg7 40. Ra7 Kg6 41. Ra8 h6 42. Rg8+ Kf5 43. Rg7 Rc7 44. Kg3 Nc3 45. a3 Ne4+ 46. Kh4 Kf4 47. Ng1 Kxe5 48. Kh5 Nd6 49. Rg3 Nf5 50. Rb3 Rc4 51. Nf3+ Kf6 52. Rxb6 Rf4 53. Rb3 e5 0-1