[Event "Rubinstein Memorial-13"]
[Site "Polanica Zdroj"]
[Date "1975.08.16"]
[Round "9"]
[White "Knaak, Rainer"]
[Black "Klovans, Janis"]
[Result "1/2-1/2"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. cxd5 exd5 5. Bg5 Be7 6. e3 c6 7. Bd3 O-O 8. Qc2 Nbd7 9. Nf3 Re8 10. O-O Nf8 11. Bxf6 Bxf6 12. b4 Bg4 13. Nd2 Rc8 14. Na4 Be7 15. Qb3 Bd6 16. Rfc1 Qh4 17. Nf1 Rc7 18. b5 Re6 19. f3 Bh5 20. bxc6 bxc6 21. Nc5 Rh6 22. f4 g5 23. g3 Qg4 24. f5 Re7 25. Qb2 Qf3 26. Rc2 Rxe3 27. Rf2 Rxd3 28. Rxf3 Rxf3 29. Qg2 Bg4 30. Nb3 Bb4 31. Rc1 Rd3 32. Qb2 Bxf5 33. Qf2 Be4 34. Ne3 Re6 35. Rf1 Bg6 36. Ng4 Nd7 37. Nh6+ Kg7 38. Nf5+ Kg8 39. g4 a5 40. Qc2 Rc3 41. Qb2 Rd3 42. Kh1 Bxf5 43. gxf5 Ree3 44. f6 h6 45. Qc2 Rc3 46. Qb2 Nf8 47. Qb1 Re2 48. Nc1 Rd2 49. Nb3 Re2 50. Nc1 Ree3 51. Nb3 Ne6 52. Qf5 Bd6 53. Nc5 Nxc5 54. dxc5 Bxc5 55. Rb1 Re2 56. Qc8+ Bf8 57. Kg1 Rcc2 58. Kf1 1/2-1/2