[Event "Olympiad-19 Preliminaries A"]
[Site "Siegen"]
[Date "1970.09.12"]
[Round "8"]
[White "Pomar Salamanca, Arturo"]
[Black "Kostro, Jerzy"]
[Result "1/2-1/2"]

1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Nc3 Nf6 5. Bf4 Nc6 6. e3 Bf5 7. Qb3 Na5 8. Bb5+ Bd7 9. Qa4 Nc6 10. Nf3 a6 11. Bxc6 Bxc6 12. Qb3 e6 13. h3 Nd7 14. O-O Be7 15. Ne5 Nxe5 16. Bxe5 O-O 17. Rac1 Qd7 18. Rc2 b5 19. Ne2 b4 20. Qd3 Bb5 21. Qd2 Rfc8 22. Rfc1 Rc4 23. b3 Rxc2 24. Rxc2 Rc8 25. Nc1 f6 26. Bg3 Rxc2 27. Qxc2 Qc6 28. Qxc6 Bxc6 29. Kf1 Bb5+ 30. Ke1 Kf7 31. Bc7 Ke8 32. g3 Kd7 33. Ba5 Kc6 34. h4 h5 35. f4 Bd6 36. Kf2 Be7 37. Ke1 Kd7 38. Kd2 Bd6 39. Nd3 Bxd3 40. Kxd3 g6 41. Ke2 e5 42. dxe5 fxe5 1/2-1/2