[Event "Santiago Esucomex op"]
[Site "Santiago de Chile"]
[Date "1991.??.??"]
[Round "?"]
[White "Arancibia Guzman, Eduardo"]
[Black "Larrachea, Mario"]
[Result "0-1"]
[ECO "C90"]
[PlyCount "62"]
[EventDate "1991.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHI"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 b5 6. Bb3 Be7 7. Re1 d6 8. c3 Bg4 9. d3 0-0 10. Nbd2 Na5 11. Bc2 c5 12. Nf1 g6 13. Ne3 Bd7 14. d4 Qc7 15. dxe5 dxe5 16. Nd5 Nxd5 17. exd5 Bd6 18. Bh6 Rfe8 19. Ng5 f5 20. h4 Nb7 21. Nh3 c4 22. Qd2 Be7 23. Bg5 Kg7 24. h5 Bxg5 25. Qxg5 Qd8 26. Qe3 Qf6 27. a4 f4 28. h6+ Kxh6 29. Qf3 Nd6 30. g4 Kg7 31. g5 Qd8 0-1

[Event "Santiago Esucomex op"]
[Site "Santiago de Chile"]
[Date "1991.??.??"]
[Round "?"]
[White "Larrachea, Mario"]
[Black "Abarca Aguirre, Manuel"]
[Result "0-1"]
[ECO "E52"]
[BlackElo "2365"]
[PlyCount "140"]
[EventDate "1991.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHI"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Bd2 d5 5. e3 0-0 6. Nf3 b6 7. cxd5 exd5 8. Bd3 Nbd7 9. 0-0 Bb7 10. Rc1 a6 11. a3 Bd6 12. Ne2 Ne4 13. Ng3 f5 14. Qb3 Nxd2 15. Nxd2 g6 16. Nf3 Kh8 17. Qc3 Qe7 18. Ne2 Rac8 19. Rfe1 Rfe8 20. h4 Nf6 21. Nf4 Qg7 22. b4 Re7 23. Bf1 h6 24. Nh3 Ne4 25. Qb2 g5 26. hxg5 hxg5 27. Nd2 Qh6 28. Nxe4 dxe4 29. g3 Bd5 30. Bg2 g4 31. Nf4 Bxf4 32. exf4 Rh7 33. Re3 Rd8 34. b5 a5 35. a4 Rd6 36. Qa3 Kg8 37. Kf1 Qg7 38. Qxd6 cxd6 39. Rc8+ Kf7 40. Rc7+ Ke6 41. Rxg7 Rxg7 42. Rc3 Kd7 43. Ke2 Rh7 44. Kf1 Rh8 45. Ke1 Rh2 46. Kf1 Kd8 47. Kg1 Rh7 48. Bf1 Rc7 49. Rxc7 Kxc7 50. Be2 Bb3 51. Kf1 d5 52. Ke1 Bxa4 53. Kd2 Bb3 54. Kc3 Bc4 55. Bxc4 dxc4 56. Kxc4 Kd6 57. d5 a4 58. Kb4 Kxd5 59. Kxa4 Kc5 60. Ka3 Kxb5 61. Kb3 Kc5 62. Kc3 b5 63. Kc2 Kc4 64. Kd2 b4 65. Kc2 b3+ 66. Kb2 Kb4 67. Kb1 Kc3 68. Kc1 b2+ 69. Kb1 Kb3 70. f3 gxf3 0-1

[Event "Esquel op"]
[Site "Esquel"]
[Date "1979.??.??"]
[Round "?"]
[White "Cantu, Carlos"]
[Black "Larrachea, Mario"]
[Result "1-0"]
[ECO "C13"]
[PlyCount "97"]
[EventDate "1979.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nf6 5. Bg5 Be7 6. Bxf6 gxf6 7. Nf3 b6 8. Bd3 Bb7 9. Qe2 Qd5 10. Ng3 Nc6 11. Bc4 Qd6 12. 0-0-0 0-0-0 13. Kb1 Qf4 14. d5 Ne5 15. Rd4 Qh6 16. Ba6 exd5 17. Ra4 Bxa6 18. Qxa6+ Kd7 19. Qb5+ c6 20. Rxa7+ Ke8 21. Qxb6 Qf4 22. Nxe5 Qxe5 23. Qxc6+ Kf8 24. Qc7 Qe6 25. Nf5 Re8 26. Nxe7 Rxe7 27. Qxe7+ Qxe7 28. Rxe7 Kxe7 29. Re1+ Kd6 30. c3 Rg8 31. g3 f5 32. Kc2 f4 33. Kd3 h5 34. a4 h4 35. gxf4 Rg2 36. Ke3 Rxh2 37. Kf3 f5 38. a5 Kc6 39. Re6+ Kb7 40. Rd6 Rh3+ 41. Ke2 Rh1 42. Rxd5 h3 43. Rxf5 h2 44. Rh5 Rb1 45. Rxh2 Rxb2+ 46. Ke3 Rb5 47. Ke4 Rxa5 48. f5 Kb6 49. f6 1-0

[Event "Esquel op"]
[Site "Esquel"]
[Date "1979.??.??"]
[Round "?"]
[White "Larrachea, Mario"]
[Black "Rossetto, Hector"]
[Result "0-1"]
[ECO "B08"]
[BlackElo "2410"]
[PlyCount "78"]
[EventDate "1979.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2004"]
[Source "ChessBase"]
[SourceDate "2003.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2003.11.25"]
[SourceQuality "1"]

1. Nf3 g6 2. d4 Bg7 3. e4 d6 4. Bc4 Nf6 5. Nc3 0-0 6. Bg5 h6 7. Bf4 c6 8. h3 b5 9. Bd3 Nbd7 10. Qd2 Kh7 11. g4 e5 12. dxe5 dxe5 13. Be3 Qe7 14. g5 hxg5 15. Bxg5 Nc5 16. 0-0-0 Qc7 17. Qe3 Ne6 18. Ne2 Nh5 19. Nd2 Nxg5 20. Qxg5 Be6 21. a3 Bh6 22. Qg1 b4 23. axb4 a5 24. b5 cxb5 25. f4 Nxf4 26. Nxf4 Bxf4 27. Kb1 a4 28. Nf3 f6 29. Qe1 Qc5 30. h4 b4 31. Ng5+ fxg5 32. hxg5+ Kg7 33. Rh7+ Kxh7 34. Qh4+ Kg7 35. Qh6+ Kf7 36. Qxg6+ Ke7 37. Rh1 Rf7 38. Qh5 a3 39. c4 Qd4 0-1

