[Event "Hoogovens"]
[Site "Wijk aan Zee"]
[Date "1975.01.27"]
[Round "11"]
[White "Ree, Hans"]
[Black "Popov, Luben"]
[Result "1-0"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6 Bxa6 6. Nc3 g6 7. Nf3 d6 8. g3 Bg7 9. Bg2 O-O 10. O-O Nbd7 11. Qc2 Ng4 12. Re1 Qa5 13. Bd2 Rfb8 14. b3 Nge5 15. Nxe5 Nxe5 16. Rab1 Bc8 17. a4 Bf5 18. Be4 Bxe4 19. Qxe4 f5 20. Qc2 Qa6 21. f4 Nf7 22. Nb5 Qb7 23. Qc4 Qd7 24. e4 Rb7 25. Re2 fxe4 26. Rxe4 Qf5 27. Rbe1 Bf6 28. Kg2 Rf8 29. h3 h5 30. R1e2 g5 31. Rf2 gxf4 32. Rexf4 Qg6 33. Bc3 Ne5 34. Bxe5 dxe5 35. Rf5 h4 36. g4 Rd7 37. g5 Bg7 38. d6+ e6 39. Rxf8+ Bxf8 40. Qxh4 Qd3 41. Qc4 Qd5+ 42. Qxd5 exd5 43. Rd2 d4 44. Kf3 Kf7 45. Ke4 Bxd6 46. Nxd6+ Rxd6 47. h4 Kg6 48. Kxe5 Rd8 49. Ke4 Kh5 50. Kd3 Kxh4 51. Kc4 Rc8 52. g6 Kg5 53. g7 Kf4 54. Rg2 Rg8 55. Kxc5 d3 56. Kd4 Kf3 57. Rd2 1-0