[Event "Arequipa Cup 5th"]
[Site "Arequipa"]
[Date "2005.02.06"]
[Round "3.11"]
[White "Aguilar Monsivais, Victor Emmanul"]
[Black "Soto, Oscar"]
[Result "1-0"]
[ECO "A22"]
[PlyCount "31"]
[EventDate "2005.02.04"]
[EventType "swiss (rapid)"]
[EventRounds "6"]
[EventCountry "PER"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. g3 d5 4. cxd5 Nxd5 5. Bg2 Be6 6. Nf3 Bd6 7. 0-0 c6 8. Ne4 Bc7 9. Nc5 Bc8 10. d4 b6 11. e4 bxc5 12. exd5 Qxd5 13. Nxe5 Qxd4 14. Nxc6 Qxd1 15. Rxd1 0-0 16. Ne7+ 1-0

[Event "Arequipa Cup 5th"]
[Site "Arequipa"]
[Date "2005.02.05"]
[Round "1.19"]
[White "Delgadillo, Adonai"]
[Black "Soto, Oscar"]
[Result "0-1"]
[ECO "C60"]
[PlyCount "71"]
[EventDate "2005.02.04"]
[EventType "swiss (rapid)"]
[EventRounds "6"]
[EventCountry "PER"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nge7 4. Nc3 a6 5. Bxc6 Nxc6 6. d4 d6 7. dxe5 Nxe5 8. Nxe5 dxe5 9. Qxd8+ Kxd8 10. Bd2 Bc5 11. f3 c6 12. 0-0-0 Ke7 13. Na4 Ba7 14. Bb4+ Ke8 15. Bd6 f6 16. Bc7 Be3+ 17. Kb1 Be6 18. Rhe1 Rc8 19. Bxe5 fxe5 20. Rxe3 Ke7 21. Red3 Rhd8 22. Nc5 Rxd3 23. Rxd3 Rc7 24. Nxe6 Kxe6 25. Kc1 b5 26. Kd2 h5 27. h3 Rf7 28. Ke2 c5 29. Rd5 Rc7 30. b3 b4 31. c4 Rc6 32. a4 a5 33. Ke3 Kf6 34. g4 h4 35. Kd3 Ke6 36. Kc2 0-1

[Event "Arequipa Cup 5th"]
[Site "Arequipa"]
[Date "2005.02.05"]
[Round "2.10"]
[White "Soto, Oscar"]
[Black "Calisaya, Angel"]
[Result "0-1"]
[ECO "B86"]
[BlackElo "1842"]
[PlyCount "54"]
[EventDate "2005.02.04"]
[EventType "swiss (rapid)"]
[EventRounds "6"]
[EventCountry "PER"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bc4 e6 4. Nc3 Nf6 5. 0-0 Be7 6. d4 cxd4 7. Nxd4 a6 8. Re1 Qc7 9. Bb3 Nc6 10. Bg5 Na5 11. f4 Nc4 12. Qe2 b5 13. Kh1 Rb8 14. Rab1 0-0 15. Bxc4 bxc4 16. e5 dxe5 17. fxe5 Nd5 18. Bxe7 Nxe7 19. Rf1 Ng6 20. b3 cxb3 21. Ne4 bxa2 22. Rxb8 Qxb8 23. Nd6 Qb2 24. Nf3 a1Q 25. Rxa1 Qxa1+ 26. Ng1 Qxe5 27. Nxc8 Qxe2 0-1

[Event "Nestor Roldan IRT"]
[Site "Arequipa"]
[Date "2003.08.10"]
[Round "9"]
[White "Elias Valenzuela, Arturo"]
[Black "Soto, Oscar"]
[Result "0-1"]
[ECO "C30"]
[WhiteElo "2122"]
[PlyCount "144"]
[EventDate "2003.08.06"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "PER"]
[SourceTitle "CBM 095 Extra"]
[Source "ChessBase"]
[SourceDate "2003.09.04"]
[SourceVersion "1"]
[SourceVersionDate "2003.09.04"]
[SourceQuality "1"]

1. e4 e5 2. f4 d6 3. Nf3 Nc6 4. Bb5 Nge7 5. d4 exd4 6. Nxd4 Bd7 7. Nf3 a6 8. Be2 Ng6 9. Nc3 Nh4 10. 0-0 Nxf3+ 11. Bxf3 Ne7 12. Bd2 c6 13. Qe2 g6 14. f5 Bg7 15. Bg4 Be5 16. Kh1 f6 17. Qe3 h5 18. Bh3 g5 19. g3 Ng8 20. Ne2 Qe7 21. Bc3 Nh6 22. Bxe5 dxe5 23. Rfd1 0-0-0 24. Qa7 Kc7 25. Nc3 Qb4 26. a3 Qb6 27. Qxb6+ Kxb6 28. Rd3 Rhf8 29. Rad1 Kc7 30. a4 Bc8 31. Rxd8 Rxd8 32. Rxd8 Kxd8 33. a5 Ke7 34. Na4 Kd6 35. b4 Nf7 36. Bf1 g4 37. Kg1 Ng5 38. Bg2 Kc7 39. Kf2 Bd7 40. Nc5 Be8 41. Bf1 Bf7 42. Be2 Be8 43. Ke3 Bf7 44. Kd2 Ba2 45. Ke3 Bf7 46. Kf2 Ba2 47. h4 Nf7 48. Ke3 Nd6 49. Bd3 Nc4+ 50. Ke2 Nd6 51. Ke1 Bf7 52. Kd2 Bg8 53. Na4 Nc4+ 54. Kc3 Nd6 55. Nc5 Nb5+ 56. Kb2 Nd6 57. Ka3 Nb5+ 58. Kb2 Nd6 59. Bxa6 bxa6 60. Nxa6+ Kb7 61. Nc5+ Ka7 62. Kc3 Nb5+ 63. Kd3 Nd6 64. Ne6 Ka6 65. c4 Bxe6 66. fxe6 c5 67. bxc5 Nc8 68. Kc3 Ne7 69. Kb3 Nc6 70. Kc3 Kxa5 71. Kb3 Nd4+ 72. Kc3 Nxe6 0-1

[Event "Nestor Roldan IRT"]
[Site "Arequipa"]
[Date "2003.08.09"]
[Round "7"]
[White "Aramayo Quiguallo, Jaime"]
[Black "Soto, Oscar"]
[Result "1-0"]
[ECO "A33"]
[WhiteElo "2149"]
[PlyCount "104"]
[EventDate "2003.08.06"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "PER"]
[SourceTitle "CBM 095 Extra"]
[Source "ChessBase"]
[SourceDate "2003.09.04"]
[SourceVersion "1"]
[SourceVersionDate "2003.09.04"]
[SourceQuality "1"]

1. Nf3 c5 2. g3 Nc6 3. d4 Nxd4 4. Nxd4 cxd4 5. Qxd4 Nf6 6. c4 e6 7. Bg2 Bb4+ 8. Nc3 d5 9. 0-0 0-0 10. Bg5 Bxc3 11. bxc3 dxc4 12. Bxf6 Qxf6 13. Qxf6 gxf6 14. a4 Rb8 15. a5 b5 16. axb6 axb6 17. Rab1 Bd7 18. Rb4 b5 19. Rfb1 Rb6 20. Rxc4 Rc8 21. Rxc8+ Bxc8 22. c4 b4 23. c5 Rb5 24. c6 b3 25. Kf1 b2 26. Ke1 f5 27. Kd2 e5 28. Kc3 e4 29. Rxb2 Rc5+ 30. Kd4 Rxc6 31. f3 exf3 32. Bxf3 Rc1 33. Ke5 Kg7 34. h4 Rg1 35. Kf4 Rc1 36. h5 Rc4+ 37. Ke3 Rc1 38. Rb6 Rg1 39. h6+ Kf8 40. Rb8 Rc1 41. Bb7 Ke7 42. Rxc8 Rxc8 43. Bxc8 Kf6 44. Kf4 Kg6 45. Bxf5+ Kxh6 46. Bd3 Kg7 47. Kg5 Kf8 48. Kf6 h5 49. Bc4 h4 50. gxh4 Kg8 51. Bxf7+ Kf8 52. Bh5 Kg8 1-0

[Event "Nestor Roldan IRT"]
[Site "Arequipa"]
[Date "2003.08.09"]
[Round "8"]
[White "Soto, Oscar"]
[Black "Condori Aranya, Edwin"]
[Result "0-1"]
[ECO "B08"]
[BlackElo "2225"]
[PlyCount "66"]
[EventDate "2003.08.06"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "PER"]
[SourceTitle "CBM 095 Extra"]
[Source "ChessBase"]
[SourceDate "2003.09.04"]
[SourceVersion "1"]
[SourceVersionDate "2003.09.04"]
[SourceQuality "1"]

1. e4 d6 2. Nf3 g6 3. d4 Nf6 4. Nc3 Bg7 5. Bd3 0-0 6. h3 c6 7. Be3 Nbd7 8. Qd2 e5 9. dxe5 dxe5 10. Bh6 Qe7 11. 0-0-0 Nc5 12. Bxg7 Kxg7 13. Qg5 Re8 14. Rhe1 b5 15. b4 h6 16. Qxe5 Nxd3+ 17. cxd3 Qxe5 18. Nxe5 Rxe5 19. f4 Re8 20. g4 a5 21. bxa5 Rxa5 22. Kb2 b4 23. Ne2 Be6 24. Ra1 Rea8 25. Nc1 Ra3 26. f5 Bd7 27. Rd1 c5 28. Nb3 Ba4 29. Rdc1 Bxb3 30. axb3 Rxa1 31. Rxa1 Rxa1 32. Kxa1 Nxg4 33. hxg4 h5 0-1

[Event "Nestor Roldan IRT"]
[Site "Arequipa"]
[Date "2003.08.08"]
[Round "4"]
[White "Alejo, Gilbert"]
[Black "Soto, Oscar"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2000"]
[PlyCount "59"]
[EventDate "2003.08.06"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "PER"]
[SourceTitle "CBM 095 Extra"]
[Source "ChessBase"]
[SourceDate "2003.09.04"]
[SourceVersion "1"]
[SourceVersionDate "2003.09.04"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nc6 3. d4 cxd4 4. cxd4 e6 5. Nf3 Nf6 6. Bd3 Bb4+ 7. Nbd2 Qb6 8. d5 exd5 9. exd5 Nxd5 10. 0-0 0-0 11. Nc4 Qd8 12. Bxh7+ Kxh7 13. Qxd5 Qf6 14. a3 Be7 15. Re1 d6 16. Bg5 Be6 17. Qe4+ Qf5 18. Qxf5+ Bxf5 19. Bxe7 Nxe7 20. Rxe7 d5 21. Nd6 Be6 22. Ng5+ Kg6 23. Nxe6 fxe6 24. Rxe6+ Rf6 25. Rxf6+ gxf6 26. Rd1 Rd8 27. Rxd5 f5 28. h4 f4 29. h5+ Kh7 30. Ne4 1-0

[Event "Nestor Roldan IRT"]
[Site "Arequipa"]
[Date "2003.08.08"]
[Round "5"]
[White "Soto, Oscar"]
[Black "Quinones, Cesar Luis"]
[Result "0-1"]
[ECO "B72"]
[BlackElo "2149"]
[PlyCount "64"]
[EventDate "2003.08.06"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "PER"]
[SourceTitle "CBM 095 Extra"]
[Source "ChessBase"]
[SourceDate "2003.09.04"]
[SourceVersion "1"]
[SourceVersionDate "2003.09.04"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Bg7 5. Be3 Nf6 6. Bd3 d6 7. 0-0 0-0 8. Nc3 Ng4 9. Qd2 Nxe3 10. Qxe3 Nc6 11. Nde2 a6 12. a3 Be6 13. Rad1 Ne5 14. Nd5 Rc8 15. c3 Ng4 16. Qb6 Bxd5 17. Qxd8 Rfxd8 18. exd5 Ne5 19. Bc2 Nc4 20. Rb1 Nd2 21. f4 Nxf1 22. Rxf1 Rc5 23. Be4 b5 24. g4 a5 25. Rf3 b4 26. axb4 axb4 27. Nd4 Bxd4+ 28. cxd4 Rc4 29. Rd3 Ra8 30. Kf2 Rc2+ 31. Kg3 Rxb2 32. f5 Ra3 0-1

[Event "Nestor Roldan IRT"]
[Site "Arequipa"]
[Date "2003.08.08"]
[Round "6"]
[White "Soto, Oscar"]
[Black "Roberts, Eduardo"]
[Result "1-0"]
[ECO "B44"]
[PlyCount "99"]
[EventDate "2003.08.06"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "PER"]
[SourceTitle "CBM 095 Extra"]
[Source "ChessBase"]
[SourceDate "2003.09.04"]
[SourceVersion "1"]
[SourceVersionDate "2003.09.04"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bc4 e6 4. d4 cxd4 5. Nxd4 d5 6. Nxc6 bxc6 7. exd5 exd5 8. Be2 Nf6 9. 0-0 Bd6 10. Bg5 h6 11. Be3 0-0 12. Nd2 Qc7 13. g3 c5 14. c3 Be5 15. Nf3 Bd6 16. Re1 Re8 17. Nh4 Bd7 18. Qd2 Bf8 19. Rad1 Be6 20. a4 Ne4 21. Qc2 Be7 22. Ng2 Rad8 23. Nf4 Nf6 24. Nxe6 fxe6 25. Qg6 Bf8 26. Bxh6 Qf7 27. Qxf7+ Kxf7 28. Bg5 Rb8 29. Bxf6 gxf6 30. Bh5+ Ke7 31. Bxe8 Rxe8 32. Rxd5 Kf7 33. Rd7+ Kg6 34. Rxa7 e5 35. Rb7 Rd8 36. b4 cxb4 37. cxb4 Rd4 38. Rb1 Kf5 39. a5 Rd3 40. b5 Rd2 41. a6 Bc5 42. Rf1 Ra2 43. h4 Kg4 44. Kg2 e4 45. Rg7+ Kf5 46. Kh3 Bd6 47. a7 Bc5 48. h5 Bxa7 49. h6 Bd4 50. h7 1-0

[Event "Nestor Roldan IRT"]
[Site "Arequipa"]
[Date "2003.08.07"]
[Round "2"]
[White "Navarro, Javier"]
[Black "Soto, Oscar"]
[Result "1-0"]
[ECO "B01"]
[PlyCount "25"]
[EventDate "2003.08.06"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "PER"]
[SourceTitle "CBM 095 Extra"]
[Source "ChessBase"]
[SourceDate "2003.09.04"]
[SourceVersion "1"]
[SourceVersionDate "2003.09.04"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 d5 4. exd5 Qxd5 5. c4 Qe4+ 6. Be2 exd4 7. 0-0 Be7 8. Nbd2 Qe6 9. Nb3 Bf6 10. Nfxd4 Nxd4 11. Nxd4 Bxd4 12. Qxd4 Qxe2 13. Qxg7 1-0

[Event "Nestor Roldan IRT"]
[Site "Arequipa"]
[Date "2003.08.07"]
[Round "3"]
[White "Soto, Oscar"]
[Black "Lazo, Guillermo"]
[Result "1/2-1/2"]
[ECO "C55"]
[PlyCount "145"]
[EventDate "2003.08.06"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "PER"]
[SourceTitle "CBM 095 Extra"]
[Source "ChessBase"]
[SourceDate "2003.09.04"]
[SourceVersion "1"]
[SourceVersionDate "2003.09.04"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Nc3 Be7 5. 0-0 0-0 6. a3 d6 7. d3 Bg4 8. h3 Bh5 9. Ne2 Bxf3 10. gxf3 d5 11. Bb3 Qd7 12. Kg2 a5 13. c4 d4 14. Ng3 Nd8 15. f4 exf4 16. Bxf4 Ne6 17. Bd2 h6 18. Qf3 Nh7 19. Rh1 Bg5 20. Bxg5 Nhxg5 21. Qf5 Qe7 22. f4 g6 23. Qg4 h5 24. Qh4 f6 25. f5 Nc5 26. Bc2 Qh7 27. fxg6 Qxg6 28. Qxh5 Kf7 29. Qxg6+ Kxg6 30. Nf5 Nge6 31. b4 axb4 32. axb4 Nxd3 33. Bxd3 Nf4+ 34. Kf3 Nxd3 35. Rhg1+ Kh7 36. Rg7+ Kh8 37. Rag1 Ne5+ 38. Kf4 Ra3 39. Nxd4 Rd8 40. Kf5 Rxd4 41. Kxf6 Nd7+ 42. Ke7 Nb6 43. Rg8+ Kh7 44. R1g7+ Kh6 45. Rg6+ Kh5 46. Rg5+ Kh4 47. e5 Rd7+ 48. Ke6 Rh7 49. c5 Nc8 50. R5g7 Rh6+ 51. Rg6 Ra6+ 52. Kf7 Rhxg6 53. Rxg6 Ra3 54. Ke8 Rd3 55. Rh6+ Kg5 56. Rh7 Kf5 57. Rxc7 Na7 58. Rxb7 Nc6 59. Rd7 Rxh3 60. b5 Rh8+ 61. Kf7 Nxe5+ 62. Kg7 Rh4 63. Rd5 Rg4+ 64. Kf8 Ke4 65. Rd6 Nc4 66. Rc6 Kd5 67. Ke7 Rh4 68. Kd8 Rh8+ 69. Kc7 Rh7+ 70. Kb8 Na3 71. Rc7 Rh8+ 72. Rc8 Rxc8+ 73. Kxc8 1/2-1/2

[Event "Nestor Roldan IRT"]
[Site "Arequipa"]
[Date "2003.08.06"]
[Round "1"]
[White "Soto, Oscar"]
[Black "Meruvia Meruvia, Juan Francisco"]
[Result "0-1"]
[ECO "C55"]
[PlyCount "86"]
[EventDate "2003.08.06"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "PER"]
[SourceTitle "CBM 095 Extra"]
[Source "ChessBase"]
[SourceDate "2003.09.04"]
[SourceVersion "1"]
[SourceVersionDate "2003.09.04"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Nc3 Be7 5. d3 0-0 6. 0-0 d6 7. Bd2 Bg4 8. h3 Bh5 9. Ne2 d5 10. exd5 Nxd5 11. Ng3 Bg6 12. c3 Nb6 13. Bb5 Bxd3 14. Bxd3 Qxd3 15. Re1 f6 16. Re3 Qd7 17. Qc2 Rad8 18. b3 Bc5 19. Re2 Qd3 20. Qxd3 Rxd3 21. b4 Be7 22. Ne4 Rfd8 23. Ne1 R3d7 24. Be3 Rd1 25. Rxd1 Rxd1 26. Kf1 Nc4 27. Nc5 Nxe3+ 28. Rxe3 b6 29. Na6 Bd6 30. Rd3 Rxd3 31. Nxd3 Kf7 32. Ke2 Ke6 33. g4 e4 34. Nb2 g6 35. Ke3 f5 36. g5 Ne7 37. c4 Be5 38. Nd1 Nc6 39. a4 Kd6 40. f4 Bd4+ 41. Ke2 Nd8 42. Ne3 Ne6 43. Nd5 c6 0-1

