[Event "South American-ch U10"]
[Site "Cochabamba"]
[Date "2008.12.16"]
[Round "7"]
[White "Zevallos, Martin"]
[Black "Matias Martinez, Cesar"]
[Result "1/2-1/2"]
[ECO "D13"]
[PlyCount "51"]
[EventDate "2008.12.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BOL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Nc3 Nf6 5. Nf3 Nc6 6. g3 e6 7. Bg2 Bb4 8. 0-0 0-0 9. Bf4 Bxc3 10. bxc3 b6 11. Ne5 Nxe5 12. Bxe5 Nd7 13. Bd6 Re8 14. c4 Nf6 15. Be5 Bb7 16. h3 Rc8 17. Rc1 Ba8 18. cxd5 Rxc1 19. Qxc1 Bxd5 20. Bxd5 exd5 21. Qc2 h6 22. Rc1 Nd7 23. Bc7 Qc8 24. Bd6 Qxc2 25. Rxc2 a6 26. e3 1/2-1/2

[Event "South American-ch U10"]
[Site "Cochabamba"]
[Date "2008.12.15"]
[Round "5"]
[White "Rocha, Erick"]
[Black "Zevallos, Martin"]
[Result "0-1"]
[ECO "A34"]
[PlyCount "68"]
[EventDate "2008.12.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BOL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. Nf3 c5 2. c4 e6 3. Nc3 Nf6 4. d3 a6 5. g3 d6 6. Bg2 Be7 7. 0-0 0-0 8. Bd2 Qc7 9. Qb3 Bd7 10. Rac1 Bc6 11. Na4 Nbd7 12. Rfd1 Rac8 13. Be1 Rfd8 14. e3 b5 15. cxb5 axb5 16. Nc3 Qb7 17. e4 d5 18. exd5 Nxd5 19. Nh4 Nxc3 20. Bxc6 Ne2+ 21. Kf1 Nxc1 22. Bxb7 Nxb3 23. axb3 Rc7 24. Bg2 Bxh4 25. gxh4 Ra7 26. Bc6 Ne5 27. Bxb5 Rb7 28. Bc3 Rxb5 29. Bxe5 Rxb3 30. Rc1 Rd5 31. d4 Rb5 32. b4 Rxb4 33. Rxc5 Rxc5 34. dxc5 Rxh4 0-1

[Event "South American-ch U10"]
[Site "Cochabamba"]
[Date "2008.12.15"]
[Round "6"]
[White "Zevallos, Martin"]
[Black "Borda, Cesar Armando"]
[Result "0-1"]
[ECO "D85"]
[PlyCount "90"]
[EventDate "2008.12.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BOL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 c5 7. Nf3 Bg7 8. Bb5+ Bd7 9. Bxd7+ Qxd7 10. 0-0 0-0 11. Bb2 cxd4 12. Nxd4 Nc6 13. Nxc6 Qxc6 14. Qd5 Rac8 15. Rac1 Rfd8 16. Qxc6 Rxc6 17. Rc2 e6 18. Rfc1 Rcd6 19. Re1 Rd2 20. Rxd2 Rxd2 21. Rb1 Rc2 22. g3 b6 23. Kf1 Bxc3 24. Bxc3 Rxc3 25. Rb2 Kf8 26. Ke2 Ke7 27. Kd2 Rc4 28. Kd3 Rc7 29. Rb3 Kd6 30. f4 f5 31. e5+ Kd5 32. Rb4 Rc6 33. Rb3 Rc5 34. Rb4 Kc6 35. Rd4 Rd5 36. Rxd5 Kxd5 37. a3 b5 38. Kc3 a5 39. Kb3 h6 40. Kc3 g5 41. Kb3 gxf4 42. gxf4 Ke4 43. a4 bxa4+ 44. Kxa4 Kxf4 45. Kxa5 Kxe5 0-1

[Event "South American-ch U10"]
[Site "Cochabamba"]
[Date "2008.12.14"]
[Round "3"]
[White "Carreno, Antonio"]
[Black "Zevallos, Martin"]
[Result "1/2-1/2"]
[ECO "B95"]
[WhiteElo "1690"]
[PlyCount "159"]
[EventDate "2008.12.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BOL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 d6 6. Be2 Nf6 7. Bg5 Be7 8. Qd2 Qc7 9. Nf3 0-0 10. 0-0 b5 11. a3 Bb7 12. Bd3 Nbd7 13. Rfe1 Nc5 14. Rad1 Nxd3 15. Qxd3 Rad8 16. h3 Qc4 17. Qxc4 bxc4 18. Na4 h6 19. Bxf6 Bxf6 20. Nb6 d5 21. e5 Be7 22. Na4 Bc6 23. Nc3 Rb8 24. Nd4 Bd7 25. Rb1 Rb7 26. b4 Rfb8 27. Ra1 f6 28. f4 fxe5 29. fxe5 Rf8 30. Rf1 Rbb8 31. Rxf8+ Rxf8 32. Rf1 Bg5 33. Rxf8+ Kxf8 34. Kf2 Bf4 35. Nf3 Bc1 36. Nb1 Bb2 37. c3 Ba4 38. Ne1 d4 39. Nd2 Bb5 40. Ne4 dxc3 41. Nc5 Ke7 42. a4 Bc6 43. Nc2 Be8 44. Ke2 Bc1 45. a5 Bb5 46. g3 g5 47. Nd4 c2 48. Nxc2 Bb2 49. g4 Bxe5 50. Na3 Bc7 51. Nxb5 axb5 52. a6 Bb6 53. Ne4 e5 54. Nc3 Kd6 55. Nxb5+ Kc6 56. Nc3 Bd4 57. Kd2 Bf2 58. b5+ Kb6 59. Ke2 Bd4 60. Kd2 Bf2 61. Ne4 Bd4 62. Nd6 c3+ 63. Kc2 Bc5 64. Nc8+ Kxb5 65. a7 Bxa7 66. Nxa7+ Kc4 67. Nc6 e4 68. Ne5+ Kd4 69. Nc6+ Kc5 70. Kxc3 Kxc6 71. Kd4 Kd6 72. Kxe4 Ke6 73. Kf3 Kd5 74. h4 Kd4 75. hxg5 hxg5 76. Kg3 Ke3 77. Kh3 Kf3 78. Kh2 Kxg4 79. Kg2 Kf4 80. Kf2 1/2-1/2

[Event "South American-ch U10"]
[Site "Cochabamba"]
[Date "2008.12.14"]
[Round "4"]
[White "Zevallos, Martin"]
[Black "Diaz Herrera, Leider Andres"]
[Result "0-1"]
[ECO "D02"]
[PlyCount "74"]
[EventDate "2008.12.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BOL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Nc3 Nf6 5. Nf3 e6 6. g3 Nc6 7. Bg2 a6 8. 0-0 Bd6 9. a3 Bd7 10. Qc2 0-0 11. Re1 Rc8 12. Bd2 Ne4 13. Rad1 Nxd2 14. Qxd2 Na5 15. e4 Nc4 16. Qe2 Re8 17. e5 Bf8 18. Rc1 Qa5 19. Nb1 Bb5 20. b4 Qb6 21. Qa2 g6 22. Nc3 Bh6 23. Rc2 Bd7 24. Rb1 Rc7 25. a4 Rec8 26. a5 Qa7 27. b5 axb5 28. Nxb5 Bxb5 29. Rxb5 Qa6 30. Qa4 Nxe5 31. Rxc7 Nxf3+ 32. Bxf3 Rxc7 33. Rb6 Qd3 34. Qb3 Rc1+ 35. Bd1 Rxd1+ 36. Kg2 Qf1+ 37. Kf3 Rd3+ 0-1

