[Event "Mar del Plata International-27"]
[Site "Mar del Plata"]
[Date "1966.03.24"]
[Round "11"]
[White "Schweber, Samuel"]
[Black "Guimard, Carlos Enrique"]
[Result "1/2-1/2"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 dxe4 5. Nxe4 Be7 6. Bxf6 Bxf6 7. Nf3 Nd7 8. c3 Be7 9. Bd3 c5 10. dxc5 Nxc5 11. Nxc5 Bxc5 12. Qe2 Qc7 13. O-O O-O 14. Rad1 Be7 15. Ne5 g6 16. f4 Bf6 17. g3 Rd8 18. h4 Bd7 19. Nxd7 Rxd7 20. Bb5 Rxd1 21. Rxd1 Rd8 22. Rxd8+ Bxd8 23. Bd3 Bf6 24. Kg2 Qc5 25. Be4 b6 26. Qd3 Kg7 27. Kf1 b5 28. a3 a5 29. Kg2 h5 30. Bf3 b4 31. axb4 axb4 32. cxb4 Qxb4 33. b3 Qe1 34. Kh3 Bc3 35. Qd1 Qe3 36. Qe2 Qc1 37. Qd3 Qb2 38. Bd1 Kh6 39. Qc2 Qa1 40. Bf3 Qf1+ 41. Bg2 Qe1 42. Qd3 Kg7 43. Bf3 Qa1 44. Qc2 Bd4 45. Bg2 Qe1 46. Qd3 Bf2 47. Qf3 Bd4 48. Qd3 Qf2 49. Bf3 Qb2 50. Be4 Bc3 51. Qc2 Qa1 52. Bf3 Qa5 53. Qd3 Qc5 54. Be4 Be1 55. Bg2 Qf2 56. Qf3 Qb2 57. Bf1 1/2-1/2