[Event "Hoogovens"]
[Site "Wijk aan Zee"]
[Date "1976.01.22"]
[Round "6"]
[White "Sosonko, Gennadi"]
[Black "Smejkal, Jan"]
[Result "1/2-1/2"]
[WhiteElo "2505"]
[BlackElo "2615"]

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. Nf3 O-O 6. O-O Nbd7 7. Qc2 c6 8. b3 b5 9. c5 Ne4 10. Bb2 f5 11. e3 Qe8 12. Ne1 g5 13. Nd3 a5 14. f3 Nef6 15. Nf2 Ra7 16. Nd2 Nh5 17. Rfe1 Qg6 18. Rac1 Bd8 19. e4 f4 20. Nf1 Ndf6 21. exd5 Qxc2 22. Rxc2 exd5 23. Bc1 fxg3 24. hxg3 h6 25. Bh3 Bxh3 26. Nxh3 Ng7 27. Nf2 Raf7 28. Nd3 Nd7 29. f4 Nf5 30. Bb2 gxf4 31. Nxf4 Nxg3 32. Nxg3 Rxf4 33. Re6 R4f6 34. Rce2 Kf7 35. Rxf6+ Nxf6 36. Nf5 Rg8+ 37. Kf1 Rg5 38. Nd6+ Kg7 39. Nb7 Ne4 40. Nxd8 Ng3+ 41. Ke1 Nxe2 42. Ne6+ Kf6 43. Nxg5 Nf4 44. Nf3 Nd3+ 45. Kd2 Nxb2 46. Kc2 Kf5 47. Ne5 Ke4 48. Kxb2 Kxd4 49. Nxc6+ Kxc5 50. Nxa5 h5 51. Nb7+ Kd4 52. a4 1/2-1/2