[Event "Palma de Mallorca Gran Torneo-04"]
[Site "Palma de Mallorca"]
[Date "1968.12.01"]
[Round "7"]
[White "Lehmann, Heinz"]
[Black "Ivkov, Borislav"]
[Result "1/2-1/2"]

1. e4 g6 2. d4 Bg7 3. c3 Nf6 4. e5 Nd5 5. f4 d6 6. Nf3 O-O 7. Bd3 c5 8. Be4 Nc7 9. dxc5 dxe5 10. Qxd8 Rxd8 11. fxe5 Nd7 12. c6 bxc6 13. Bxc6 Rb8 14. Bxd7 Rxd7 15. O-O Bb7 16. Nbd2 Ne6 17. Re1 Nc5 18. Nd4 Nd3 19. Re2 Nxe5 20. N2b3 Nd3 21. Be3 e5 22. Rd2 e4 23. Nc2 Bc6 24. Nbd4 Ba8 25. b3 Rc8 26. Rad1 f5 27. Ne2 Rf7 28. c4 f4 29. Bd4 Bh6 30. Nc3 Nb2 31. Rf1 Nd3 32. Rfd1 Rd8 33. Re2 f3 34. Rxe4 Bxe4 35. Nxe4 Nf4 36. gxf3 Bg7 37. Kf2 Ne6 38. Bxg7 Rxd1 39. Be5 h6 40. Ke2 Rd8 41. Nb4 Ng5 42. Nf6+ Kf8 43. Nbd5 Rb7 44. f4 Nf7 45. Nh7+ Kg8 46. Nhf6+ Kf8 47. Nh7+ Kg8 48. Nhf6+ Kg7 49. Nh5+ Kh7 50. Nhf6+ Kg7 51. Nh5+ Kh7 52. Nhf6+ 1/2-1/2