[Event "Olympiad-19 Preliminaries A"]
[Site "Siegen"]
[Date "1970.09.06"]
[Round "2"]
[White "Trikaliotis, Georgios"]
[Black "Vasquez, Julio E"]
[Result "0-1"]

1. d4 Nf6 2. Nf3 d5 3. c4 c6 4. Nc3 e6 5. cxd5 exd5 6. Bg5 Be7 7. e3 Bg4 8. Bd3 Nbd7 9. h3 Bh5 10. g4 Bg6 11. Bxf6 Bxf6 12. h4 Bxd3 13. Qxd3 h6 14. O-O-O Qa5 15. Kb1 O-O-O 16. g5 Be7 17. Qf5 f6 18. Rc1 Kb8 19. gxh6 Rxh6 20. Rhg1 Bf8 21. h5 Nb6 22. Nd2 Qb4 23. a3 Qd6 24. Ne2 Qd7 25. Qf3 Nc8 26. Ng3 Nd6 27. Qf4 Ka8 28. Ka2 Re8 29. Nb3 Ne4 30. Qf3 Qf7 31. Rh1 Nxg3 32. fxg3 Bd6 33. g4 Qe6 34. Rc3 Qe4 35. Qd1 g6 36. Nd2 Qe6 37. Qf3 Reh8 38. Rcc1 Rg8 39. Rcf1 Be7 40. Ka1 gxh5 41. gxh5 Rg5 42. Rh3 a6 43. Kb1 Qf7 44. Rfh1 Qh7+ 45. Kc1 c5 46. Qd1 c4 47. Qc2 f5 48. Qd1 Rb6 49. Qf3 c3 50. bxc3 Bxa3+ 51. Kd1 Rb2 52. Re1 f4 53. e4 dxe4 54. Qxe4 Rg2 55. Re2 Rxd2+ 0-1