[Event "Olympiad-19 Preliminaries A"]
[Site "Siegen"]
[Date "1970.09.11"]
[Round "7"]
[White "Browne, Walter Shawn"]
[Black "Malagon, Alberto"]
[Result "1/2-1/2"]
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Nf6 6. Bg5 Bd7 7. Qd2 a6 8. O-O-O e6 9. f4 Be7 10. Nf3 Qc7 11. e5 dxe5 12. fxe5 Nd5 13. Nxd5 exd5 14. Bxe7 Nxe7 15. Qg5 Bf5 16. Nd4 Bg6 17. h4 h6 18. Qg3 O-O 19. Bd3 Rac8 20. h5 Bxd3 21. Rxd3 Nf5 22. Qf2 Nxd4 23. Rxd4 Qxe5 24. Qd2 Rc5 25. g4 Re8 26. Rd1 Rb5 27. c3 Rd8 28. Kb1 Re8 29. Qc2 Qe2 30. Qxe2 Rxe2 31. b4 Rg2 32. R1d2 Rg3 33. R2d3 Rg2 34. Rd2 1/2-1/2