[Event "Keres Memorial-01"]
[Site "Tallinn"]
[Date "1977.02.26"]
[Round "5"]
[White "Poutiainen, Pertti"]
[Black "Gulko, Boris F"]
[Result "0-1"]
[BlackElo "2585"]

1. c4 g6 2. d4 Nf6 3. Nf3 Bg7 4. g3 c5 5. Bg2 O-O 6. O-O cxd4 7. Nxd4 Nc6 8. Nc3 Nxd4 9. Qxd4 d6 10. Qd3 Qa5 11. Nb5 Ng4 12. Bd2 Qd8 13. Qc2 Bf5 14. e4 Be6 15. h3 Ne5 16. b3 Qc8 17. Kh2 a6 18. Nc3 b5 19. cxb5 axb5 20. Rac1 Qa6 21. Bg5 h6 22. Be3 Rfc8 23. Qe2 Rxc3 24. Rxc3 Ng4+ 25. hxg4 Bxc3 26. Rc1 b4 27. Qxa6 Rxa6 28. Rc2 Bxg4 29. f3 Bd7 30. Bd2 Bb5 31. Bxc3 Rc6 32. Kg1 Bd3 33. Rc1 Rxc3 34. Ra1 g5 35. g4 Kg7 36. Kf2 Rc2+ 37. Ke3 Bb5 38. Bf1 Rc3+ 39. Kd2 Bc6 40. Bd3 d5 41. Rb1 Kf6 42. Rh1 Ke5 43. Rxh6 Kd4 44. Bc2 f6 45. Rh7 dxe4 46. Bxe4 Bxe4 47. fxe4 Rc7 48. Rh8 Ra7 49. Rd8+ Kxe4 50. Rb8 Rxa2+ 51. Kc1 Kd3 52. Kb1 Rg2 53. Rxb4 Kc3 0-1