[Event "Tunja Boyaca op-B"]
[Site "Tunja"]
[Date "2019.08.02"]
[Round "4"]
[White "Manuel Mestras, Nelson"]
[Black "Campos Perilla, Sergio Felipe"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "1740"]
[BlackElo "1324"]
[PlyCount "84"]
[EventDate "2019.07.31"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. Bc4 Nf6 5. h3 c6 6. Nf3 Bf5 7. d3 Nbd7 8. 0-0 e6 9. a3 Bd6 10. Be3 Qc7 11. Ng5 0-0 12. Nge4 Nxe4 13. Nxe4 Bh2+ 14. Kh1 Ne5 15. Ng3 Bxg3 16. fxg3 Nxc4 17. dxc4 Qxg3 18. Bf4 Qg6 19. Rf3 Bxc2 20. Qe2 Qe4 21. Qf2 e5 22. Re1 Qxc4 23. Bxe5 Bg6 24. Bc3 Rfe8 25. Rfe3 Rxe3 26. Qxe3 f6 27. Qg3 Re8 28. Rxe8+ Bxe8 29. Kh2 Qf7 30. Qd6 b6 31. Qb8 Qe7 32. Qg3 c5 33. h4 Kf7 34. Qf4 Bd7 35. Qc7 Be6 36. Qg3 Qd7 37. b4 c4 38. b5 Qxb5 39. h5 Qxh5+ 40. Kg1 Qd1+ 41. Kh2 Qd3 42. Qb8 Qxc3 0-1

[Event "Tunja Boyaca op-B"]
[Site "Tunja"]
[Date "2019.08.01"]
[Round "3"]
[White "Campos Perilla, Miguel Angel"]
[Black "Manuel Mestras, Nelson"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "1374"]
[BlackElo "1740"]
[PlyCount "35"]
[EventDate "2019.07.31"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 cxd4 6. cxd4 Bb4+ 7. Nc3 h6 8. g3 Nge7 9. Bh3 Bd7 10. a3 Ba5 11. b4 Bb6 12. Bb2 0-0 13. 0-0 a6 14. Na4 f6 15. Nc5 Bxc5 16. dxc5 f5 17. g4 fxg4 18. Bxg4 1-0

[Event "COL-ch"]
[Site "Quibdo"]
[Date "2015.11.13"]
[Round "7"]
[White "Manuel Mestras, Nelson"]
[Black "Ricciulli Vargas, Roberth Eliece"]
[Result "0-1"]
[ECO "C47"]
[WhiteElo "1779"]
[BlackElo "1872"]
[PlyCount "90"]
[EventDate "2015.11.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 169 Extra"]
[Source "ChessBase"]
[SourceDate "2015.12.18"]
[SourceVersion "1"]
[SourceVersionDate "2015.12.18"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. g3 Bc5 5. Bg2 d6 6. 0-0 Be6 7. d3 Qd7 8. Be3 Bb6 9. Bxb6 axb6 10. a3 h5 11. Ng5 h4 12. Nxe6 Qxe6 13. Qd2 Nd4 14. Ne2 Nxe2+ 15. Qxe2 0-0-0 16. Bf3 Kb8 17. c3 Rh6 18. g4 Rg6 19. h3 Nh5 20. Bg2 Nf4 21. Qe3 Qb3 22. a4 Rf6 23. a5 bxa5 24. Rxa5 c5 25. Rfa1 Qxb2 26. d4 cxd4 27. cxd4 exd4 28. Qe1 Qc3 29. Qb1 Nxg2 30. Ra8+ Kc7 31. Rxd8 Kxd8 32. Qxb7 Qxa1+ 33. Kxg2 Qc3 34. Qb8+ Kd7 35. Qb7+ Qc7 36. Qb5+ Qc6 37. Qd3 Re6 38. f3 Qc5 39. Qb1 Re8 40. Qb7+ Qc7 41. Qb5+ Ke7 42. Qg5+ Kf8 43. Qxh4 Kg8 44. Qf2 d3 45. Qd2 Qc2 0-1

[Event "COL-ch"]
[Site "Quibdo"]
[Date "2015.11.12"]
[Round "5"]
[White "Basilio, Enoc"]
[Black "Manuel Mestras, Nelson"]
[Result "1-0"]
[ECO "C45"]
[WhiteElo "1707"]
[BlackElo "1779"]
[PlyCount "39"]
[EventDate "2015.11.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 169 Extra"]
[Source "ChessBase"]
[SourceDate "2015.12.18"]
[SourceVersion "1"]
[SourceVersionDate "2015.12.18"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nxd4 5. Qxd4 d6 6. Bc4 Be6 7. 0-0 Nf6 8. Nc3 Be7 9. Be3 0-0 10. Rad1 Ng4 11. Bxe6 fxe6 12. Bc1 Qe8 13. h3 Ne5 14. f4 Ng6 15. Qc4 Bd8 16. f5 Ne5 17. Qb3 Rb8 18. fxe6 Kh8 19. Nd5 Qxe6 20. Rxf8+ 1-0

[Event "COL-ch"]
[Site "Quibdo"]
[Date "2015.11.11"]
[Round "3"]
[White "Manuel Mestras, Nelson"]
[Black "Rico, Oswaldo"]
[Result "0-1"]
[ECO "C01"]
[WhiteElo "1779"]
[BlackElo "1974"]
[PlyCount "70"]
[EventDate "2015.11.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 169 Extra"]
[Source "ChessBase"]
[SourceDate "2015.12.18"]
[SourceVersion "1"]
[SourceVersionDate "2015.12.18"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Nf6 5. Nc3 Bd6 6. Be2 0-0 7. 0-0 c6 8. Bg5 Re8 9. Qd2 Bg4 10. Rae1 Nbd7 11. h3 Bh5 12. Nh2 Qc7 13. Ng4 Nxg4 14. Bxg4 Bxg4 15. hxg4 h6 16. Bh4 Bf4 17. Qd3 g5 18. Bg3 Bxg3 19. fxg3 Nf8 20. Nd1 Re6 21. Rxe6 fxe6 22. Ne3 Qg7 23. Kh2 Re8 24. c3 Re7 25. b3 Rf7 26. c4 Rxf1 27. Nxf1 Nh7 28. Nd2 Nf6 29. Qe2 Kf7 30. Kh3 Nd7 31. Qf3+ Qf6 32. Qd3 Kg7 33. Nf3 Qg6 34. Qe3 Qe4 35. Qxe4 dxe4 0-1

[Event "COL-ch"]
[Site "Quibdo"]
[Date "2015.11.11"]
[Round "4"]
[White "Romero Martinez, Filadelfo"]
[Black "Manuel Mestras, Nelson"]
[Result "1-0"]
[ECO "A25"]
[WhiteElo "2057"]
[BlackElo "1779"]
[PlyCount "35"]
[EventDate "2015.11.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 169 Extra"]
[Source "ChessBase"]
[SourceDate "2015.12.18"]
[SourceVersion "1"]
[SourceVersionDate "2015.12.18"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Bc5 3. g3 Nf6 4. Bg2 d6 5. e3 0-0 6. Nge2 Nc6 7. d3 Be6 8. a3 a6 9. 0-0 Qe7 10. Qc2 Rab8 11. Bd2 Bg4 12. Rfe1 Qe6 13. d4 Bxe2 14. Nxe2 exd4 15. exd4 Bxd4 16. Nxd4 Nxd4 17. Qd3 Qg4 18. h3 1-0

[Event "COL-ch"]
[Site "Quibdo"]
[Date "2015.11.10"]
[Round "2"]
[White "Gonzalez Parejo, Ramon Junior"]
[Black "Manuel Mestras, Nelson"]
[Result "1-0"]
[ECO "E06"]
[WhiteElo "2129"]
[BlackElo "1779"]
[PlyCount "75"]
[EventDate "2015.11.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 169 Extra"]
[Source "ChessBase"]
[SourceDate "2015.12.18"]
[SourceVersion "1"]
[SourceVersionDate "2015.12.18"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. g3 c5 4. Bg2 Nc6 5. 0-0 Be7 6. c4 d5 7. Nc3 dxc4 8. Qa4 0-0 9. dxc5 Bd7 10. Qxc4 Qc7 11. b4 Rad8 12. Bb2 a6 13. a3 b5 14. cxb6 Qxb6 15. Rac1 Na7 16. Ne5 Rc8 17. Nxd7 Nxd7 18. Qb3 Nb5 19. Ne4 Nd4 20. Qe3 e5 21. Nc3 Qg6 22. Nd5 Nf5 23. Qd3 Qe6 24. Qxf5 Bd6 25. Qxe6 fxe6 26. Ne3 Nb6 27. Rfd1 Bb8 28. Rxc8 Rxc8 29. Bb7 Rc7 30. Rd8+ Kf7 31. Bxa6 Ba7 32. Kg2 Na4 33. Bxe5 Rc1 34. Rd7+ Kg6 35. Bd3+ Kh5 36. g4+ Kh6 37. f4 Rg1+ 38. Kh3 1-0

[Event "COL-ch"]
[Site "Quibdo"]
[Date "2015.11.10"]
[Round "1"]
[White "Manuel Mestras, Nelson"]
[Black "Valle, Efrain"]
[Result "0-1"]
[ECO "C84"]
[WhiteElo "1779"]
[BlackElo "2191"]
[PlyCount "60"]
[EventDate "2015.11.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 169 Extra"]
[Source "ChessBase"]
[SourceDate "2015.12.18"]
[SourceVersion "1"]
[SourceVersionDate "2015.12.18"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. c3 0-0 7. d3 b5 8. Bc2 d5 9. exd5 Qxd5 10. Be3 Bf5 11. Qe2 Rad8 12. Rd1 Rfe8 13. Nh4 Bg4 14. f3 Bc8 15. Nd2 Nh5 16. f4 exf4 17. Bb3 Qe5 18. Rf1 Bxh4 19. Kh1 g6 20. Ne4 Be6 21. Bf2 Bxf2 22. Rxf2 Bxb3 23. axb3 f5 24. Rxa6 fxe4 25. Rxc6 exd3 26. Qxe5 Rxe5 27. Rf1 d2 28. h3 Ng3+ 29. Kg1 d1Q 30. Rxd1 Rxd1+ 0-1

[Event "Mosquera op"]
[Site "Mosquera"]
[Date "2014.11.03"]
[Round "8"]
[White "Manuel Mestras, Nelson"]
[Black "Cuellar, Jose Gabriel"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1674"]
[BlackElo "1726"]
[PlyCount "83"]
[EventDate "2014.10.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 Nf6 3. d4 h6 4. Nc3 c6 5. Bg2 Bf5 6. b3 e6 7. Bb2 Bb4 8. a3 Bxc3+ 9. Bxc3 Ne4 10. Bb2 Nd7 11. Nd2 Ndf6 12. f3 Ng5 13. h4 Qc7 14. hxg5 Qxg3+ 15. Kf1 Qxg5 16. Kg1 Qg6 17. c3 Nh5 18. e4 Nf4 19. Rh2 Bh3 20. Qf1 Bxg2 21. Rxg2 Nxg2 22. Qxg2 Qxg2+ 23. Kxg2 0-0-0 24. Rh1 g5 25. Nf1 Rdg8 26. Ng3 Rg7 27. Re1 Kd7 28. Bc1 f5 29. e5 f4 30. Nh5 Rgg8 31. Kh3 Ke7 32. a4 a5 33. Ba3+ Kf7 34. Bc5 b5 35. b4 axb4 36. Bxb4 bxa4 37. Rb1 Rb8 38. Ra1 Ra8 39. Ra3 Rhb8 40. Nf6 Rb7 41. Kg4 Kg7 42. Nh5+ 1-0

[Event "Mosquera op"]
[Site "Mosquera"]
[Date "2014.11.03"]
[Round "9"]
[White "Vallejo, Sixto"]
[Black "Manuel Mestras, Nelson"]
[Result "1/2-1/2"]
[ECO "C23"]
[WhiteElo "1868"]
[BlackElo "1674"]
[PlyCount "35"]
[EventDate "2014.10.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. e4 e5 2. Bc4 Bc5 3. Nf3 d6 4. d3 Bg4 5. h3 Bxf3 6. Qxf3 Qd7 7. a3 Nf6 8. Nc3 0-0 9. 0-0 Nc6 10. Kh1 Nd4 11. Qd1 a6 12. f4 exf4 13. Bxf4 Nc6 14. Bd2 Ne5 15. Rxf6 gxf6 16. Nd5 Qd8 17. Qf1 Nxc4 18. Qf5 1/2-1/2

[Event "Mosquera op"]
[Site "Mosquera"]
[Date "2014.11.02"]
[Round "7"]
[White "Alvarez Mendoza, Rafael"]
[Black "Manuel Mestras, Nelson"]
[Result "1/2-1/2"]
[ECO "A48"]
[WhiteElo "1588"]
[BlackElo "1674"]
[PlyCount "60"]
[EventDate "2014.10.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. e3 Bg7 4. Bc4 d5 5. Bd3 Bg4 6. Nbd2 Nc6 7. a3 e6 8. h3 Bxf3 9. Qxf3 Qe7 10. Bb5 0-0 11. Bxc6 bxc6 12. 0-0 c5 13. c3 c4 14. e4 c6 15. Re1 Qb7 16. e5 Nd7 17. Qg3 c5 18. Nf3 cxd4 19. cxd4 Rfe8 20. h4 f6 21. h5 fxe5 22. hxg6 h6 23. dxe5 Rf8 24. Nd4 Rae8 25. Bxh6 Bxh6 26. Qh4 Kg7 27. g4 Kxg6 28. g5 Kg7 29. Qxh6+ Kg8 30. Qg6+ Kh8 1/2-1/2

[Event "Mosquera op"]
[Site "Mosquera"]
[Date "2014.11.02"]
[Round "6"]
[White "Caceres Bolano, Kabir de Jesus"]
[Black "Manuel Mestras, Nelson"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "1395"]
[BlackElo "1674"]
[PlyCount "90"]
[EventDate "2014.10.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. e4 g6 2. d3 Bg7 3. Nf3 d6 4. Nc3 e5 5. Be2 Nf6 6. Bg5 c6 7. Qd2 Be6 8. h3 Nbd7 9. a3 Qc7 10. d4 0-0 11. g4 h6 12. Bxh6 exd4 13. Nxd4 Ne5 14. Nxe6 fxe6 15. 0-0-0 d5 16. exd5 cxd5 17. g5 Nh7 18. f4 Nf7 19. Bxg7 Kxg7 20. h4 Nd8 21. h5 Qxf4 22. Qxf4 Rxf4 23. hxg6 Nxg5 24. Rdg1 Kxg6 25. Bd3+ Kf6 26. Rh6+ Kg7 27. Rg6+ Kf7 28. R1xg5 Ke7 29. Rg8 Kd6 30. Nb5+ Kc6 31. R5g7 Rc8 32. Nxa7+ Kc5 33. Nxc8 Nc6 34. Rxb7 e5 35. Rg5 e4 36. Rb5+ Kd4 37. Rgxd5+ Ke3 38. Bxe4 Nd4 39. Bd3 Rh4 40. Re5+ Kf2 41. Rb7 Rh1+ 42. Kd2 Nf3+ 43. Kc3 Nxe5 44. Rh7 Re1 45. a4 Rc1 1-0

[Event "Mosquera op"]
[Site "Mosquera"]
[Date "2014.11.01"]
[Round "5"]
[White "Manuel Mestras, Nelson"]
[Black "Vanegas, Ricardo"]
[Result "0-1"]
[ECO "B08"]
[WhiteElo "1674"]
[BlackElo "1865"]
[PlyCount "52"]
[EventDate "2014.10.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. Be2 0-0 6. Bf4 c5 7. d5 b5 8. Bxb5 Qa5 9. Bd3 c4 10. Bxc4 Nxe4 11. 0-0 Nxc3 12. bxc3 Qxc3 13. Qd3 Qxd3 14. cxd3 Bxa1 15. Rxa1 Nd7 16. Nd4 Nb6 17. Bb3 Ba6 18. Nc6 Rfe8 19. Re1 Nc8 20. Re3 f6 21. h3 Kf7 22. Nd4 Nb6 23. Ne6 Rac8 24. Re2 Bxd3 25. Re3 Bc4 26. Bxc4 Rxc4 0-1

[Event "Mosquera op"]
[Site "Mosquera"]
[Date "2014.11.01"]
[Round "4"]
[White "Otero Fajardo, Alvaro Antonio"]
[Black "Manuel Mestras, Nelson"]
[Result "1/2-1/2"]
[ECO "E57"]
[WhiteElo "1795"]
[BlackElo "1674"]
[PlyCount "41"]
[EventDate "2014.10.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 d5 3. Nc3 c6 4. e3 e6 5. Bd3 Be7 6. Nf3 c5 7. 0-0 cxd4 8. exd4 Nc6 9. a3 dxc4 10. Bxc4 b6 11. Re1 Bb7 12. d5 exd5 13. Nxd5 Nxd5 14. Bxd5 0-0 15. Bf4 Bf6 16. Ne5 Bxe5 17. Rxe5 Nxe5 18. Bxb7 Ng6 19. Bd6 Re8 20. Bxa8 Qxa8 21. Qb3 1/2-1/2

[Event "Mosquera op"]
[Site "Mosquera"]
[Date "2014.10.31"]
[Round "3"]
[White "Manuel Mestras, Nelson"]
[Black "Botello, Gregory Paul"]
[Result "0-1"]
[ECO "C68"]
[WhiteElo "1674"]
[BlackElo "1935"]
[PlyCount "120"]
[EventDate "2014.10.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. 0-0 Bg4 6. d3 Bc5 7. Be3 Qe7 8. Nbd2 0-0-0 9. Qe1 f6 10. h3 Bh5 11. a3 g5 12. Nh2 Bf7 13. b4 Bd4 14. Bxd4 Rxd4 15. Nhf3 Rd7 16. Qe2 h5 17. Nh2 Be6 18. f3 Nh6 19. Nc4 Bxc4 20. dxc4 Rd4 21. c3 Rd7 22. Rfd1 Rhd8 23. Nf1 Qe6 24. Ne3 Nf7 25. a4 Rxd1+ 26. Rxd1 Rxd1+ 27. Nxd1 c5 28. Ne3 cxb4 29. cxb4 Qd6 30. Nd5 c5 31. b5 Nd8 32. Qd2 b6 33. bxa6 Kb8 34. Qb2 Ka7 35. Qb5 h4 36. a5 bxa5 37. Qxa5 Ne6 38. Qb5 Nd8 39. Qa5 Ne6 40. Nc3 Qxa6 41. Qxa6+ Kxa6 42. Nd5 Ka5 43. Nxf6 Kb4 44. Ng4 Kxc4 45. Nxe5+ Kd4 46. Nc6+ Kd3 47. Kf2 c4 48. Ne5+ Kd4 49. Nxc4 Kxc4 50. g3 Kd4 51. gxh4 gxh4 52. Ke2 Nf4+ 53. Kf2 Ke5 54. Kg1 Nxh3+ 55. Kh2 Nf4 56. Kg1 Ng6 57. Kg2 Kf4 58. Kh3 Kxf3 59. e5 Kf4 60. e6 Kg5 0-1

[Event "Mosquera op"]
[Site "Mosquera"]
[Date "2014.10.31"]
[Round "2"]
[White "Olarte Parra, Jhoan Sebastian"]
[Black "Manuel Mestras, Nelson"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "1978"]
[BlackElo "1674"]
[PlyCount "28"]
[EventDate "2014.10.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. e4 Nc6 2. d4 d5 3. e5 e6 4. f4 g6 5. Nf3 Nge7 6. c3 Bg7 7. Bd3 b6 8. Be3 Bb7 9. Qe2 a6 10. Nbd2 0-0 11. Bf2 Qd7 12. h3 Bh6 13. g3 Nf5 14. g4 Nfe7 1-0

[Event "Mosquera op"]
[Site "Mosquera"]
[Date "2014.10.30"]
[Round "1"]
[White "Manuel Mestras, Nelson"]
[Black "Remicio Duque, John H"]
[Result "0-1"]
[ECO "B50"]
[WhiteElo "1674"]
[BlackElo "2064"]
[PlyCount "48"]
[EventDate "2014.10.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bc4 Nf6 4. Nc3 g6 5. d3 Bg7 6. a3 Nc6 7. h3 0-0 8. Be3 Rb8 9. 0-0 a6 10. Nd5 b5 11. Ba2 a5 12. Rb1 b4 13. Bc4 Nd7 14. d4 e6 15. Nf4 cxd4 16. Bd2 Nde5 17. Ba2 Ba6 18. Nxe5 Nxe5 19. Re1 Qc7 20. Ne2 d3 21. Nd4 dxc2 22. Nxc2 b3 23. Bxb3 Rxb3 24. Nd4 Rd3 0-1

[Event "Pan American Amateur-ch"]
[Site "San Andres Islas"]
[Date "2014.08.30"]
[Round "9"]
[White "Villa, Olivia Rosalba"]
[Black "Manuel Mestras, Nelson"]
[Result "0-1"]
[ECO "D03"]
[WhiteElo "1972"]
[BlackElo "1674"]
[PlyCount "42"]
[EventDate "2014.08.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. Bg5 e6 4. Nbd2 Be7 5. e3 h6 6. Bxf6 Bxf6 7. Bd3 c5 8. c3 Nc6 9. 0-0 b6 10. Re1 c4 11. Bc2 Qd6 12. e4 dxe4 13. Nxe4 Qe7 14. d5 Ne5 15. dxe6 Bxe6 16. Nd6+ Kf8 17. Nxe5 Bxe5 18. Rxe5 Rd8 19. Qf3 Qxd6 20. Rae1 Ke7 21. h3 Qd2 0-1

[Event "Pan American Amateur-ch"]
[Site "San Andres Islas"]
[Date "2014.08.29"]
[Round "7"]
[White "Manuel Mestras, Nelson"]
[Black "Carrillo, Jose Antonio"]
[Result "1-0"]
[ECO "B50"]
[WhiteElo "1674"]
[BlackElo "1825"]
[PlyCount "81"]
[EventDate "2014.08.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. d3 g6 5. Be2 Bg7 6. Be3 0-0 7. Nbd2 Nc6 8. a3 Rb8 9. h3 b5 10. Qc2 a5 11. d4 Nd7 12. 0-0 Qc7 13. d5 Na7 14. b4 a4 15. Rac1 Bb7 16. c4 bxc4 17. Qxa4 c3 18. Nb1 Nb6 19. Qb3 cxb4 20. axb4 Rfc8 21. Nd4 Qd8 22. Rxc3 Rxc3 23. Nxc3 Rc8 24. Rc1 Nd7 25. Ncb5 Rxc1+ 26. Bxc1 Qb6 27. Be3 Nxb5 28. Nxb5 Qd8 29. Nd4 Qa8 30. Qb1 Nf6 31. b5 Qa4 32. Qd3 Nd7 33. Qc4 Qa1+ 34. Kh2 Nb6 35. Qc7 Bxd4 36. Qxb7 Bxe3 37. fxe3 Qe5+ 38. Kg1 Na4 39. Qa8+ Kg7 40. Qxa4 Qb2 41. Qd4+ 1-0

[Event "Pan American Amateur-ch"]
[Site "San Andres Islas"]
[Date "2014.08.29"]
[Round "6"]
[White "Velez Dilbert, Brayan Stiven"]
[Black "Manuel Mestras, Nelson"]
[Result "0-1"]
[ECO "C47"]
[BlackElo "1674"]
[PlyCount "62"]
[EventDate "2014.08.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. e4 Nc6 2. Nf3 e5 3. d3 Nf6 4. Nc3 Bc5 5. Be2 b6 6. Bd2 h6 7. Na4 Be7 8. Be3 d5 9. c3 d4 10. cxd4 exd4 11. e5 dxe3 12. exf6 exf2+ 13. Kf1 Bxf6 14. Kxf2 0-0 15. Rf1 Nd4 16. Nxd4 Qxd4+ 17. Ke1 b5 18. Nc3 Be6 19. Nxb5 Qb4+ 20. Kf2 Qxb5 21. d4 Qxb2 22. Rb1 Qxa2 23. Ra1 Qd5 24. Ra4 Rab8 25. Qd3 Rb3 26. Qc2 Bxd4+ 27. Ke1 Bc3+ 28. Kf2 Qc5+ 29. Kg3 Be5+ 30. Kh4 Bf6+ 31. Rxf6 Qg5# 0-1

[Event "Pan American Amateur-ch"]
[Site "San Andres Islas"]
[Date "2014.08.28"]
[Round "4"]
[White "Cuellar, Lucia Carolina"]
[Black "Manuel Mestras, Nelson"]
[Result "0-1"]
[ECO "C65"]
[BlackElo "1674"]
[PlyCount "72"]
[EventDate "2014.08.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. e4 Nc6 2. Nf3 e5 3. Bb5 d6 4. Qe2 Nf6 5. Nc3 Bd7 6. d3 Be7 7. Bg5 a6 8. Ba4 h6 9. Bh4 b5 10. Bb3 Rb8 11. a3 Nh5 12. Bxe7 Nxe7 13. Nd5 Nf6 14. h4 Nexd5 15. exd5 Qe7 16. 0-0-0 Bg4 17. Qe3 0-0 18. Nh2 Bxd1 19. Rxd1 a5 20. Ba2 a4 21. b4 Rfe8 22. c4 Qd7 23. Rh1 Ng4 24. Qf3 Nf6 25. g4 e4 26. Qh3 exd3 27. Kd2 Re2+ 28. Kc3 Rxa2 29. Kxd3 Rxa3+ 30. Ke2 Rxh3 31. g5 Ng4 32. Kf1 Rxh2 33. Kg1 Rxh1+ 34. Kxh1 Re8 35. Kg2 Qf5 36. Kf1 Qxf2# 0-1

[Event "Pan American Amateur-ch"]
[Site "San Andres Islas"]
[Date "2014.08.28"]
[Round "5"]
[White "Manuel Mestras, Nelson"]
[Black "Lopez Ramirez, Daniel Giovanny"]
[Result "1-0"]
[ECO "B50"]
[WhiteElo "1674"]
[PlyCount "65"]
[EventDate "2014.08.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. c3 d6 4. Be2 Nf6 5. d3 g6 6. Be3 Bg7 7. Nbd2 0-0 8. Qc2 Bd7 9. h3 b5 10. d4 c4 11. 0-0 d5 12. e5 Ne8 13. Nh2 b4 14. Bf3 Nc7 15. Bg4 Bxg4 16. Nxg4 h5 17. Nh2 a5 18. f4 a4 19. f5 b3 20. axb3 axb3 21. Qb1 Rxa1 22. Qxa1 e6 23. f6 Bh8 24. Qa4 Qd7 25. Qa1 Ra8 26. Qc1 Ra2 27. Ndf3 Na8 28. Bf2 Nb6 29. Qh6 Ne7 30. Ng5 Qe8 31. Qh7+ Kf8 32. Qxh8+ Ng8 33. Qg7# 1-0

[Event "Pan American Amateur-ch"]
[Site "San Andres Islas"]
[Date "2014.08.27"]
[Round "2"]
[White "Lopez Ramirez, David Santiago"]
[Black "Manuel Mestras, Nelson"]
[Result "1-0"]
[ECO "C02"]
[BlackElo "1674"]
[PlyCount "139"]
[EventDate "2014.08.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. e4 Nc6 2. d4 d5 3. e5 e6 4. Nf3 Nge7 5. Bd3 g6 6. c3 Bg7 7. Bg5 b6 8. Qa4 Bd7 9. Bb5 Qc8 10. Bxe7 Nxe7 11. Bxd7+ Qxd7 12. Qxd7+ Kxd7 13. Nbd2 c5 14. Rc1 Rhc8 15. 0-0 Bh6 16. g4 cxd4 17. cxd4 Rc6 18. g5 Bf8 19. Nh4 Rac8 20. Nb3 Rxc1 21. Rxc1 Rxc1+ 22. Nxc1 Kc6 23. Nd3 Kb5 24. b3 Nc6 25. a4+ Ka5 26. Nf3 b5 27. axb5 Kxb5 28. Kf1 Nb4 29. Ke2 Nxd3 30. Kxd3 Kb4 31. Kc2 Be7 32. h4 Bd8 33. Nd2 Bb6 34. Kd3 Ba5 35. Kc2 Ka3 36. Nb1+ Ka2 37. Nc3+ Ka3 38. Nb5+ Ka2 39. Nxa7 Be1 40. f4 Bxh4 41. b4 Be1 42. b5 Ba5 43. Nc8 Ka3 44. b6 Ka4 45. b7 Bc7 46. Na7 Ka5 47. Nc6+ Kb6 48. b8Q+ Bxb8 49. Nxb8 Kc7 50. Na6+ Kd7 51. Kc3 Ke7 52. Kb4 Kf8 53. Nc7 Kg7 54. Ne8+ Kf8 55. Nf6 Kg7 56. Ng4 Kf8 57. Kc5 Ke7 58. Kc6 Kf8 59. Kd7 Kg7 60. Ke7 Kg8 61. Nh6+ Kg7 62. Nxf7 Kg8 63. Kxe6 Kf8 64. Kf6 Kg8 65. e6 Kf8 66. e7+ Ke8 67. Nd6+ Kd7 68. e8Q+ Kxd6 69. Qd8+ Kc6 70. Ke6 1-0

[Event "Pan American Amateur-ch"]
[Site "San Andres Islas"]
[Date "2014.08.27"]
[Round "3"]
[White "Manuel Mestras, Nelson"]
[Black "Soto, Miguel Angel"]
[Result "0-1"]
[ECO "B50"]
[WhiteElo "1674"]
[BlackElo "1742"]
[PlyCount "18"]
[EventDate "2014.08.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bc4 Nf6 4. Nc3 Nc6 5. d3 Bg4 6. Be3 e6 7. h3 Bh5 8. Qe2 Nd4 9. g4 Nxe2 0-1

[Event "Pan American-ch"]
[Site "Cartagena"]
[Date "2012.09.08"]
[Round "9"]
[White "Manuel Mestras, Nelson"]
[Black "Sun Chin, Robert Patrick"]
[Result "1/2-1/2"]
[ECO "C01"]
[WhiteElo "1705"]
[PlyCount "28"]
[EventDate "2012.07.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Nf6 5. Bd3 Bd6 6. 0-0 0-0 7. Bg5 Bg4 8. Nbd2 c6 9. c4 Nbd7 10. Bh4 Qc7 11. Bg3 Bxg3 12. fxg3 Rfe8 13. cxd5 cxd5 14. Nb3 b5 1/2-1/2

[Event "Pan American-ch"]
[Site "Cartagena"]
[Date "2012.07.07"]
[Round "7"]
[White "Henao, Alvaro"]
[Black "Manuel Mestras, Nelson"]
[Result "1-0"]
[ECO "C57"]
[WhiteElo "1593"]
[BlackElo "1705"]
[PlyCount "47"]
[EventDate "2012.07.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Nxd5 6. Nxf7 Kxf7 7. Qf3+ Ke6 8. Nc3 Nce7 9. Qe4 c6 10. d4 Ng6 11. f4 Ke7 12. fxe5 Ke8 13. 0-0 Be6 14. Nxd5 Bxd5 15. Bxd5 cxd5 16. Qf5 Ne7 17. Qf7+ Kd7 18. c4 Qe8 19. Qf3 Kc6 20. Bg5 Qd7 21. Rac1 Kb6 22. Qb3+ Kc7 23. cxd5+ Kb8 24. e6 1-0

[Event "Pan American-ch"]
[Site "Cartagena"]
[Date "2012.07.07"]
[Round "8"]
[White "Manuel Mestras, Nelson"]
[Black "Echeverria, Dannys"]
[Result "1-0"]
[ECO "B00"]
[WhiteElo "1705"]
[BlackElo "1462"]
[PlyCount "53"]
[EventDate "2012.07.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 Nc6 4. d5 Ne5 5. f4 Neg4 6. h3 Nh6 7. Nf3 e6 8. Bc4 Be7 9. 0-0 0-0 10. e5 exd5 11. Nxd5 dxe5 12. Nxe7+ Qxe7 13. fxe5 Ne4 14. Bxh6 gxh6 15. Qe2 Qc5+ 16. Kh2 Bf5 17. Bd3 Qc6 18. Nh4 Nc3 19. bxc3 Bxd3 20. cxd3 Qxc3 21. Nf5 f6 22. Qg4+ Kf7 23. Qg7+ Ke6 24. Qe7+ Kd5 25. Qd7+ Kc5 26. Qxc7+ Kb4 27. Rab1+ 1-0

[Event "Pan American-ch"]
[Site "Cartagena"]
[Date "2012.07.06"]
[Round "5"]
[White "Cardona, Gregorio"]
[Black "Manuel Mestras, Nelson"]
[Result "1-0"]
[ECO "A34"]
[WhiteElo "1879"]
[BlackElo "1705"]
[PlyCount "53"]
[EventDate "2012.07.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e6 3. g3 d5 4. d4 Be7 5. Bg2 0-0 6. Nf3 c5 7. 0-0 Nc6 8. Qd3 cxd4 9. cxd5 exd5 10. Nxd4 Ne5 11. Qb5 a6 12. Qb3 Rb8 13. Rd1 Be6 14. Nxe6 fxe6 15. e4 Bc5 16. h3 Qe7 17. exd5 Nh5 18. Ne4 Ba7 19. Be3 Bxe3 20. Qxe3 exd5 21. Rxd5 Nf6 22. Nxf6+ gxf6 23. f4 Nc6 24. Qxe7 Nxe7 25. Rd7 Nc6 26. Re1 Rf7 27. Bd5 1-0

[Event "Pan American-ch"]
[Site "Cartagena"]
[Date "2012.07.06"]
[Round "6"]
[White "Manuel Mestras, Nelson"]
[Black "Rosado Perez, Maria Jose"]
[Result "0-1"]
[ECO "B50"]
[WhiteElo "1705"]
[BlackElo "1902"]
[PlyCount "90"]
[EventDate "2012.07.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bc4 Nf6 4. Nc3 a6 5. a3 b5 6. Ba2 Bb7 7. d3 Nc6 8. 0-0 e6 9. Bf4 Be7 10. e5 dxe5 11. Nxe5 Nxe5 12. Bxe5 0-0 13. Qe2 Bd6 14. Rad1 Bxe5 15. Qxe5 Qd4 16. Qxd4 cxd4 17. Ne2 Rfd8 18. Ng3 Rac8 19. Rd2 Nd5 20. Re1 Nf4 21. f3 Nd5 22. Bxd5 Rxd5 23. Ne4 Rd7 24. c3 dxc3 25. Nxc3 Rcd8 26. Re3 Bc6 27. Ne2 Bd5 28. d4 Bc4 29. Kf2 Bxe2 30. Kxe2 Rxd4 31. Rxd4 Rxd4 32. Rd3 Rxd3 33. Kxd3 Kf8 34. Kd4 Ke7 35. Kc5 f5 36. Kb6 e5 37. Kxa6 e4 38. Kxb5 e3 39. a4 e2 40. a5 e1Q 41. b4 Qc3 42. a6 Qd3+ 43. Kb6 Qd4+ 44. Ka5 Kd7 45. b5 Kc7 0-1

[Event "Pan American-ch"]
[Site "Cartagena"]
[Date "2012.07.05"]
[Round "4"]
[White "Contreras R, Wilson Mauricio"]
[Black "Manuel Mestras, Nelson"]
[Result "0-1"]
[ECO "C22"]
[WhiteElo "1839"]
[BlackElo "1705"]
[PlyCount "74"]
[EventDate "2012.07.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. e4 e5 2. d4 exd4 3. Qxd4 Nc6 4. Qe3 d6 5. Bb5 Bd7 6. Nc3 Nf6 7. Qg5 h6 8. Qg3 Ne5 9. f4 Ng6 10. Bc4 Be7 11. Be3 a6 12. 0-0-0 b5 13. Bd5 c6 14. Bb3 b4 15. Na4 Nxe4 16. Qe1 c5 17. Bd5 Rb8 18. Nxc5 Nxc5 19. Bxc5 dxc5 20. Qe4 0-0 21. Qxg6 Kh8 22. Qxa6 Qc7 23. Ne2 Rb6 24. Qd3 Bf6 25. Rhf1 Bb5 26. Bc4 Bxc4 27. Qxc4 Ra8 28. Kb1 Rba6 29. Nc1 Ra4 30. Rd5 b3 31. Qb5 bxa2+ 32. Nxa2 Rxa2 33. c3 Bxc3 34. bxc3 Rb8 35. Qxb8+ Qxb8+ 36. Kxa2 Qa8+ 37. Kb2 Qxd5 0-1

[Event "Pan American-ch"]
[Site "Cartagena"]
[Date "2012.07.05"]
[Round "3"]
[White "Manuel Mestras, Nelson"]
[Black "Cardenas, Laura"]
[Result "1-0"]
[ECO "C65"]
[WhiteElo "1705"]
[BlackElo "1474"]
[PlyCount "97"]
[EventDate "2012.07.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. 0-0 d6 5. c3 Nf6 6. d4 a6 7. Bxc6+ bxc6 8. dxc5 dxc5 9. Qxd8+ Kxd8 10. Bg5 h6 11. Bxf6+ gxf6 12. Na3 Rg8 13. Rad1+ Ke7 14. Kh1 Bg4 15. Rd3 Rad8 16. Rfd1 Rd6 17. Nc4 Rd7 18. Rxd7+ Bxd7 19. Ne3 h5 20. Nh4 Rb8 21. Nhf5+ Bxf5 22. Nxf5+ Kf8 23. b3 Kg8 24. Ne7+ Kh7 25. Nxc6 Rb6 26. Ne7 a5 27. Nd5 Rd6 28. Ne3 Rxd1+ 29. Nxd1 Kg8 30. Ne3 Kf8 31. Nc4 Ke7 32. Nxa5 Kd6 33. Nc4+ Ke6 34. a4 Kd7 35. b4 Kc6 36. a5 cxb4 37. cxb4 Kb5 38. Kg1 Ka6 39. Kf1 Kb5 40. Ke2 Ka6 41. Na3 c6 42. Kd3 Kb7 43. Kc4 Ka6 44. Kc5 Kb7 45. b5 cxb5 46. Kxb5 Ka7 47. Nc4 Kb7 48. a6+ Ka7 49. Nd6 1-0

[Event "Pan American-ch"]
[Site "Cartagena"]
[Date "2012.07.04"]
[Round "2"]
[White "Carrillo, Jose Antonio"]
[Black "Manuel Mestras, Nelson"]
[Result "1-0"]
[ECO "A60"]
[WhiteElo "1874"]
[BlackElo "1705"]
[PlyCount "89"]
[EventDate "2012.07.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. d4 e6 2. c4 c5 3. d5 d6 4. Nc3 a6 5. a4 Nf6 6. e4 Be7 7. Nf3 0-0 8. Be2 e5 9. 0-0 h6 10. Re1 Nbd7 11. Nd2 Nh7 12. Nf1 f5 13. exf5 Rxf5 14. Bg4 Rf8 15. Ng3 Ndf6 16. Bxc8 Qxc8 17. h3 Qe8 18. Qd3 Nh5 19. Nf5 Rf6 20. g4 Rxf5 21. Qxf5 Nf4 22. Bxf4 exf4 23. Qe6+ Kf8 24. Re4 Qd8 25. Rxf4+ Bf6 26. Ne4 Qe7 27. Qxd6 Qxd6 28. Nxd6 Ng5 29. Kg2 b6 30. Re1 Rd8 31. Ne4 Re8 32. Re3 Nxe4 33. Rexe4 Rb8 34. Re6 b5 35. axb5 axb5 36. cxb5 Rxb5 37. Rc6 Ke7 38. b3 Rxb3 39. Rxc5 Kd6 40. Ra5 Rd3 41. Ra6+ Kxd5 42. Raxf6 gxf6 43. Rxf6 h5 44. Rf5+ Ke6 45. Rxh5 1-0

[Event "Pan American-ch"]
[Site "Cartagena"]
[Date "2012.07.04"]
[Round "1"]
[White "Manuel Mestras, Nelson"]
[Black "Torres Cueto, Jesus Marcial"]
[Result "0-1"]
[ECO "B13"]
[WhiteElo "1705"]
[BlackElo "1879"]
[PlyCount "90"]
[EventDate "2012.07.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. d4 Nf6 5. Be2 Bf5 6. 0-0 e6 7. c4 Be7 8. Nc3 0-0 9. Bf4 Nc6 10. a3 Bd6 11. Ne5 dxc4 12. Bxc4 Bxe5 13. dxe5 Qxd1 14. Raxd1 Nh5 15. Bg3 Nxg3 16. hxg3 Nxe5 17. Be2 Rad8 18. f4 Nc6 19. Bf3 Bc2 20. Rxd8 Rxd8 21. Rf2 Bb3 22. Re2 g6 23. Bxc6 bxc6 24. Re5 Bd5 25. Kf2 Rb8 26. b4 f6 27. Re1 Kf7 28. Nxd5 exd5 29. Rc1 Rc8 30. Ke3 Ke6 31. Kd4 Kd6 32. Re1 c5+ 33. bxc5+ Rxc5 34. Re2 Rc4+ 35. Kd3 Ra4 36. Ra2 Kc5 37. Rc2+ Rc4 38. Rxc4+ dxc4+ 39. Kc3 f5 40. a4 a5 41. g4 fxg4 42. g3 h5 43. Kb2 Kd4 44. Kc2 h4 45. gxh4 g3 0-1

[Event "Bogota op 02"]
[Site "Bogota"]
[Date "2012.02.26"]
[Round "6"]
[White "Manuel Mestras, Nelson"]
[Black "Duarte Ariza, Andres Javier"]
[Result "1/2-1/2"]
[ECO "B27"]
[BlackElo "1627"]
[PlyCount "87"]
[EventDate "2012.02.23"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 147 Extra"]
[Source "ChessBase"]
[SourceDate "2012.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.04.24"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Bg7 5. Bc4 d6 6. 0-0 Nc6 7. Be3 Bd7 8. c3 Nf6 9. Nd2 Ne5 10. Bb3 0-0 11. f4 Neg4 12. Qf3 Nxe3 13. Qxe3 Bh6 14. Qe1 Qb6 15. Kh1 Bg7 16. f5 Ng4 17. h3 Ne5 18. fxg6 Nxg6 19. Nf5 Be6 20. Nxg7 Kxg7 21. Bxe6 fxe6 22. b3 Rxf1+ 23. Qxf1 Qc5 24. Qc4 Qxc4 25. Nxc4 Rf8 26. Kg1 Nf4 27. Rf1 Nd3 28. Rd1 Nc5 29. Nd2 e5 30. Rf1 b6 31. Rxf8 Kxf8 32. a4 e6 33. Kf2 Ke7 34. Ke3 d5 35. g4 Kf6 36. h4 h6 37. Kf3 Kg6 38. Ke3 a6 39. exd5 exd5 40. Kf3 h5 41. g5 a5 42. Ke3 Kf5 43. Kf3 Kg6 44. Ke3 1/2-1/2

[Event "Bogota op 02"]
[Site "Bogota"]
[Date "2012.02.25"]
[Round "5"]
[White "Gaitan Bautista, Oscar"]
[Black "Manuel Mestras, Nelson"]
[Result "0-1"]
[ECO "B51"]
[WhiteElo "1501"]
[PlyCount "86"]
[EventDate "2012.02.23"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 147 Extra"]
[Source "ChessBase"]
[SourceDate "2012.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.04.24"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 d6 4. c3 a6 5. Bxc6+ bxc6 6. d4 Bg4 7. Qd3 Nf6 8. Bg5 cxd4 9. cxd4 Bxf3 10. Qxf3 h6 11. Bxf6 exf6 12. 0-0 Be7 13. Rd1 0-0 14. Nc3 Qc7 15. Qh5 Rab8 16. b3 Kh7 17. Rac1 g6 18. Qh3 Qa7 19. d5 c5 20. Qf3 Rfe8 21. h4 Bd8 22. Re1 Re5 23. Ne2 Qe7 24. Ng3 Rb4 25. Rc4 Rxc4 26. bxc4 f5 27. h5 Qg5 28. hxg6+ fxg6 29. Kf1 Ba5 30. Rb1 Qe7 31. Qa3 f4 32. Qxa5 fxg3 33. fxg3 Rxe4 34. Qxa6 Qf6+ 35. Kg1 h5 36. Rf1 Qd4+ 37. Kh2 Qe5 38. Rf4 Re2 39. a4 Qb2 40. Kh3 Rxg2 41. Kh4 Rh2+ 42. Kg5 Qe5+ 43. Rf5 Qxf5# 0-1

[Event "Bogota op 02"]
[Site "Bogota"]
[Date "2012.02.25"]
[Round "4"]
[White "Gomez, Juan Andres"]
[Black "Manuel Mestras, Nelson"]
[Result "1-0"]
[ECO "B50"]
[WhiteElo "1813"]
[PlyCount "11"]
[EventDate "2012.02.23"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 147 Extra"]
[Source "ChessBase"]
[SourceDate "2012.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.04.24"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. h3 Nxe4 5. Qa4+ Nc6 6. Qxe4 1-0

[Event "Bogota op 02"]
[Site "Bogota"]
[Date "2012.02.25"]
[Round "3"]
[White "Manuel Mestras, Nelson"]
[Black "Panesso, Lina Maria"]
[Result "0-1"]
[ECO "B23"]
[BlackElo "1905"]
[PlyCount "45"]
[EventDate "2012.02.23"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 147 Extra"]
[Source "ChessBase"]
[SourceDate "2012.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.04.24"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. f4 e6 4. d3 Nge7 5. Nf3 g6 6. Be3 b6 7. g3 d5 8. Ne2 Bg7 9. c3 Bb7 10. Bg2 0-0 11. 0-0 Qc7 12. e5 Rfd8 13. d4 cxd4 14. cxd4 Rac8 15. Rc1 Qd7 16. a3 Na5 17. Qd3 Nc4 18. b4 Qa4 19. Nc3 Qd7 20. h4 Ba6 21. b5 Bxb5 22. Nxb5 Qxb5 23. Rc3 0-1

[Event "Bogota op 02"]
[Site "Bogota"]
[Date "2012.02.24"]
[Round "2"]
[White "Castellanos, Camilo Andres"]
[Black "Manuel Mestras, Nelson"]
[Result "0-1"]
[ECO "B30"]
[WhiteElo "1608"]
[PlyCount "62"]
[EventDate "2012.02.23"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 147 Extra"]
[Source "ChessBase"]
[SourceDate "2012.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.04.24"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 bxc6 5. c4 d5 6. cxd5 cxd5 7. exd5 Qxd5 8. Nc3 Qf5 9. b3 Nf6 10. Bb2 e6 11. Qe2 Be7 12. Qe5 Qd3 13. Qe3 Qd7 14. 0-0 Bb7 15. Na4 Qc7 16. h3 Bd6 17. Ne5 0-0 18. Nc4 Nd5 19. Qg5 f6 20. Qg4 e5 21. Qe6+ Kh8 22. Qxd6 Qf7 23. Qxc5 Nf4 24. Nd6 Qg6 25. g3 Nxh3+ 26. Kh2 Bf3 27. Qc4 Nf4 28. Nf7+ Rxf7 29. Qxf7 Qh6+ 30. Qh5 Qxh5+ 31. Kg1 Qh1# 0-1

[Event "Bogota op 02"]
[Site "Bogota"]
[Date "2012.02.23"]
[Round "1"]
[White "Manuel Mestras, Nelson"]
[Black "Manrique, Fernando"]
[Result "0-1"]
[ECO "C63"]
[BlackElo "1975"]
[PlyCount "38"]
[EventDate "2012.02.23"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 147 Extra"]
[Source "ChessBase"]
[SourceDate "2012.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.04.24"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 f5 4. d3 fxe4 5. dxe4 Nf6 6. 0-0 Bc5 7. Bg5 d6 8. c3 0-0 9. Nbd2 Qe8 10. Nc4 a6 11. Ba4 b5 12. Bxf6 Rxf6 13. Bb3 bxc4 14. Ba4 Bd7 15. Qd5+ Kh8 16. Rad1 Rd8 17. Qxc4 Na5 18. Qxa6 Bxa4 19. Qxa5 Bxd1 0-1

