[Event "COL-ch sf (Women)"]
[Site "Pereira"]
[Date "2024.03.31"]
[Round "8"]
[White "Cabrera Novoa, Roxana"]
[Black "Lopez Mahecha, Natalia"]
[Result "1-0"]
[ECO "D53"]
[WhiteElo "1719"]
[BlackElo "1625"]
[PlyCount "31"]
[EventDate "2024.03.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CB14_2024"]
[SourceDate "2024.04.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.01"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Bg5 Be7 5. Nc3 c6 6. e3 b6 7. Rc1 Bb7 8. cxd5 Nxd5 9. Bxe7 Qxe7 10. Nxd5 exd5 11. Bd3 Nd7 12. 0-0 0-0 13. Qe2 b5 14. Nd2 a5 15. Nb3 f5 16. Nc5 1-0

[Event "COL-ch sf (Women)"]
[Site "Pereira"]
[Date "2024.03.31"]
[Round "9"]
[White "Lopez Mahecha, Natalia"]
[Black "Acevedo Ramirez, Lizeth Dahiana"]
[Result "1-0"]
[ECO "C11"]
[WhiteElo "1625"]
[PlyCount "91"]
[EventDate "2024.03.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CB14_2024"]
[SourceDate "2024.04.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.01"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 a6 7. Be3 Qb6 8. Na4 Qa5+ 9. c3 c4 10. b4 Qc7 11. Qc2 Be7 12. Be2 b5 13. Nb2 a5 14. bxa5 Rxa5 15. 0-0 Ra3 16. f5 exf5 17. Qxf5 Nf8 18. Qc2 Ng6 19. h4 Bxh4 20. Nxh4 Nxh4 21. Bc1 Ra6 22. Bg5 Ng6 23. Bf3 Bb7 24. a4 bxa4 25. Nxa4 Bc6 26. Nc5 Rxa1 27. Rxa1 0-0 28. Qf5 h6 29. Be3 Nh4 30. Qg4 Nxf3+ 31. gxf3 Kh8 32. Kf2 Bd7 33. Nxd7 Qxd7 34. Qxd7 Nxd7 35. Ra7 Nb6 36. Rb7 Na4 37. Bd2 Kg8 38. f4 Rd8 39. f5 h5 40. Kg3 Kf8 41. Kh4 g6 42. fxg6 fxg6 43. Kg5 Re8 44. Kxg6 h4 45. Rh7 Re7 46. Rh8# 1-0

[Event "COL-ch sf (Women)"]
[Site "Pereira"]
[Date "2024.03.30"]
[Round "7"]
[White "Lopez Mahecha, Natalia"]
[Black "Lara Aguirre, Maria Camila"]
[Result "1-0"]
[ECO "B24"]
[WhiteElo "1625"]
[BlackElo "1662"]
[PlyCount "101"]
[EventDate "2024.03.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CB14_2024"]
[SourceDate "2024.04.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.01"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 a6 3. g3 d6 4. Bg2 Nf6 5. d3 e5 6. Nge2 Be7 7. 0-0 0-0 8. f4 Nc6 9. h3 Nd4 10. g4 h5 11. g5 Nh7 12. Nxd4 cxd4 13. Nd5 exf4 14. Nxe7+ Qxe7 15. Qxh5 Qxg5 16. Qxg5 Nxg5 17. Bxf4 Nxh3+ 18. Bxh3 Bxh3 19. Rf3 Be6 20. Bxd6 Rfd8 21. e5 Rac8 22. Rf2 Rd7 23. Re1 Bd5 24. Ree2 Re8 25. Rf4 Rc8 26. Rxd4 Bxa2 27. b3 Bb1 28. c4 b5 29. c5 Bxd3 30. Rxd3 Rxc5 31. b4 Rc4 32. Ra3 Ra7 33. Rea2 Rc6 34. Ra5 Rb7 35. Rxa6 Rxa6 36. Rxa6 Kh7 37. Kf2 Kg6 38. Ke3 Kf5 39. Kd4 f6 40. exf6 gxf6 41. Kc5 Ke6 42. Bc7+ Kd7 43. Bg3 Ke7 44. Bh4 Rc7+ 45. Kxb5 Rc2 46. Rc6 Rd2 47. Bxf6+ Kd7 48. Rc5 Rd1 49. Be5 Rb1 50. Rc2 Rd1 51. Bh2 1-0

[Event "COL-ch sf (Women)"]
[Site "Pereira"]
[Date "2024.03.30"]
[Round "6"]
[White "Perez Pineda, Lizeth Yesenia"]
[Black "Lopez Mahecha, Natalia"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "1724"]
[BlackElo "1625"]
[PlyCount "37"]
[EventDate "2024.03.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CB14_2024"]
[SourceDate "2024.04.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.01"]
[SourceQuality "1"]

1. e4 e5 2. Bc4 Nf6 3. d3 h6 4. Nf3 Nc6 5. 0-0 Bc5 6. c3 a5 7. Re1 0-0 8. Be3 Ba7 9. Nbd2 Re8 10. Nf1 d6 11. Ng3 Be6 12. Bb5 Bd7 13. Bc4 a4 14. Bxa7 Nxa7 15. d4 b5 16. Bd3 exd4 17. cxd4 c5 18. e5 dxe5 19. dxc5 1-0

[Event "COL-ch sf (Women)"]
[Site "Pereira"]
[Date "2024.03.29"]
[Round "5"]
[White "Lopez Mahecha, Natalia"]
[Black "Valencia Quinchia, Isabella"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "1625"]
[BlackElo "1776"]
[PlyCount "33"]
[EventDate "2024.03.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CB14_2024"]
[SourceDate "2024.04.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. e5 d5 7. Bb5 Ne4 8. cxd4 Bb6 9. Nc3 0-0 10. Be3 Bg4 11. h3 Bh5 12. Qc2 Bg6 13. Bd3 Nb4 14. Qe2 Nxd3+ 15. Qxd3 Nxf2 16. Qf1 Nxh1 17. Qxh1 0-1

[Event "COL-ch sf (Women)"]
[Site "Pereira"]
[Date "2024.03.29"]
[Round "4"]
[White "Pinillo Canon, Silvana"]
[Black "Lopez Mahecha, Natalia"]
[Result "1-0"]
[ECO "C60"]
[WhiteElo "1927"]
[BlackElo "1625"]
[PlyCount "41"]
[EventDate "2024.03.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CB14_2024"]
[SourceDate "2024.04.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nge7 5. c3 b5 6. Bb3 g6 7. 0-0 Bg7 8. d4 0-0 9. Bg5 h6 10. Bh4 d6 11. h3 Na5 12. dxe5 Nxb3 13. axb3 g5 14. Bg3 d5 15. Nbd2 c5 16. exd5 Qxd5 17. Re1 Re8 18. Ne4 Qc6 19. Qd6 c4 20. Nf6+ Bxf6 21. exf6 1-0

[Event "COL-ch sf (Women)"]
[Site "Pereira"]
[Date "2024.03.28"]
[Round "2"]
[White "Echeverry Ramirez, Maria Yesenia"]
[Black "Lopez Mahecha, Natalia"]
[Result "1-0"]
[ECO "A17"]
[WhiteElo "1939"]
[BlackElo "1625"]
[PlyCount "71"]
[EventDate "2024.03.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CB14_2024"]
[SourceDate "2024.04.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.01"]
[SourceQuality "1"]

1. c4 e6 2. Nc3 Nf6 3. Nf3 d5 4. cxd5 exd5 5. e3 c6 6. Be2 Bd6 7. h3 Nbd7 8. 0-0 0-0 9. a3 b5 10. Nd4 Bb7 11. f4 a6 12. Bf3 g6 13. b4 a5 14. bxa5 Qxa5 15. Nb3 Qb6 16. d4 Ra7 17. a4 Rfa8 18. a5 Qd8 19. Bd2 b4 20. Na2 Qe7 21. Qe1 c5 22. dxc5 Nxc5 23. Nxc5 Bxc5 24. Nxb4 d4 25. Nd3 Bxf3 26. Rxf3 dxe3 27. Bxe3 Bxe3+ 28. Rxe3 Qc7 29. Re5 Qc4 30. Re3 Nd5 31. Re8+ Rxe8 32. Qxe8+ Kg7 33. Rd1 Qd4+ 34. Nf2 Qc4 35. Qe5+ Nf6 36. Rd6 1-0

[Event "COL-ch sf (Women)"]
[Site "Pereira"]
[Date "2024.03.28"]
[Round "3"]
[White "Lopez Mahecha, Natalia"]
[Black "Ceballos Castellanos, Isabela"]
[Result "1-0"]
[ECO "B33"]
[WhiteElo "1625"]
[BlackElo "1851"]
[PlyCount "104"]
[EventDate "2024.03.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CB14_2024"]
[SourceDate "2024.04.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. f3 e6 6. Be2 Qb6 7. Nb5 d5 8. exd5 Nxd5 9. c4 Bb4+ 10. N1c3 Nxc3 11. bxc3 Bc5 12. Nd6+ Bxd6 13. Qxd6 Qd8 14. Qxd8+ Kxd8 15. Be3 e5 16. f4 Be6 17. Rb1 Kc8 18. fxe5 Nxe5 19. Rb5 Nd7 20. Bf3 Bxc4 21. Bxb7+ Kd8 22. Rb4 Rb8 23. Bxa7 Re8+ 24. Kd1 Rxb7 25. Rxb7 Bd5 26. Rb2 Kc7 27. Re1 Ra8 28. Bd4 f6 29. Re7 Rg8 30. c4 Ba8 31. a4 Kd6 32. Re3 Rc8 33. c5+ Kd5 34. Re7 Bc6 35. Rb4 Nxc5 36. Bxc5 Kxc5 37. Rg4 h5 38. Rgxg7 Bxa4+ 39. Ke1 Kd4 40. Kf2 Rc2+ 41. Re2 Rc5 42. Rg6 Rf5+ 43. Kg3 Kd3 44. Re6 Rc5 45. Rgxf6 Rg5+ 46. Kf2 Bb5 47. h4 Rg4 48. Re5 Bc4 49. Rxh5 Ke4 50. g3 Rg8 51. Rf4+ Kd3 52. Rxc4 Kxc4 1-0

[Event "COL-ch sf (Women)"]
[Site "Pereira"]
[Date "2024.03.27"]
[Round "1"]
[White "Lopez Mahecha, Natalia"]
[Black "Cardona Martinez, Lina Sofia"]
[Result "1-0"]
[ECO "B33"]
[WhiteElo "1625"]
[BlackElo "1923"]
[PlyCount "57"]
[EventDate "2024.03.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CB14_2024"]
[SourceDate "2024.04.01"]
[SourceVersion "1"]
[SourceVersionDate "2024.04.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Nb3 Bb4 7. f3 d5 8. Bd2 dxe4 9. fxe4 Bxc3 10. Bxc3 Qxd1+ 11. Rxd1 Nxe4 12. Bc4 Nxc3 13. bxc3 Ke7 14. 0-0 f6 15. Nc5 Bg4 16. Rd3 b6 17. Rg3 h5 18. h3 bxc5 19. hxg4 h4 20. Rgf3 Raf8 21. Bd5 Nd8 22. c4 Ne6 23. Ra3 Nd4 24. c3 Ne2+ 25. Kf2 Nf4 26. Rxa7+ Kd6 27. Be4 g6 28. Rd1+ Ke6 29. Rad7 1-0

[Event "ARG-ch U18 Girls"]
[Site "Ibague"]
[Date "2024.03.17"]
[Round "7"]
[White "Lopez Mahecha, Natalia"]
[Black "Quevedo Bonilla, Paula Thaliana"]
[Result "0-1"]
[ECO "B55"]
[WhiteElo "1625"]
[BlackElo "1737"]
[PlyCount "40"]
[EventDate "2024.03.14"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CB12_2024"]
[SourceDate "2023.10.01"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. f3 e5 6. Nb3 Be6 7. c4 Nc6 8. Be3 Be7 9. Be2 0-0 10. 0-0 Rc8 11. Nc3 Na5 12. Nxa5 Qxa5 13. Nd5 Bxd5 14. cxd5 Bd8 15. Qb3 Bb6 16. Bxb6 axb6 17. Rfd1 Rc5 18. Rac1 Rfc8 19. Rc4 Rxc4 20. Bxc4 Qc5+ 0-1

[Event "ARG-ch U18 Girls"]
[Site "Ibague"]
[Date "2024.03.17"]
[Round "6"]
[White "Suarez Ardila, Luisa Maria"]
[Black "Lopez Mahecha, Natalia"]
[Result "1-0"]
[ECO "C45"]
[WhiteElo "1898"]
[BlackElo "1625"]
[PlyCount "41"]
[EventDate "2024.03.14"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CB12_2024"]
[SourceDate "2023.10.01"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d4 exd4 5. Nxd4 Bc5 6. Nxc6 bxc6 7. e5 Ne4 8. Qf3 Qh4 9. Be3 Bxe3 10. Qxe3 Nxf2 11. Bxf7+ Kxf7 12. 0-0 Rf8 13. Rxf2+ Ke8 14. Rxf8+ Kxf8 15. Nd2 Rb8 16. Rf1+ Ke7 17. Nf3 Qg4 18. h3 Qg6 19. Qxa7 Rb5 20. Qxc7 Ba6 21. Nd4 1-0

[Event "ARG-ch U18 Girls"]
[Site "Ibague"]
[Date "2024.03.16"]
[Round "4"]
[White "Gomez Cerrato, Angie Valentina"]
[Black "Lopez Mahecha, Natalia"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1560"]
[BlackElo "1625"]
[PlyCount "122"]
[EventDate "2024.03.14"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CB12_2024"]
[SourceDate "2023.10.01"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.01"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 Nf6 3. Nf3 Bf5 4. e3 e6 5. Bd3 Bg6 6. c3 c5 7. Bb5+ Nbd7 8. Ne5 a6 9. Nxg6 fxg6 10. Be2 c4 11. Nd2 Be7 12. 0-0 0-0 13. Bf3 Rc8 14. Rc1 Qe8 15. b3 b5 16. bxc4 dxc4 17. Bb7 Nh5 18. Bxc8 Qxc8 19. Qg4 Nxf4 20. exf4 Nf6 21. Qe2 Nd5 22. g3 Ba3 23. Rc2 Re8 24. Re1 Qc7 25. Qf3 Qb6 26. Nb1 Bd6 27. Rce2 Kf7 28. Qg4 h5 29. Qh3 Bc7 30. f5 gxf5 31. Qxh5+ Kf8 32. Qg6 Nf6 33. d5 Ne4 34. Kh1 Nxf2+ 35. Kg2 Ne4 36. dxe6 Qxe6 37. Qxe6 Rxe6 38. Nd2 Ba5 39. Nb1 Rd6 40. Re3 g6 41. Kf3 Bb6 42. R3e2 Rd3+ 43. Kg2 Kf7 44. g4 Kf6 45. gxf5 gxf5 46. Rf1 Kg5 47. Rf3 Rd1 48. Na3 Rg1+ 49. Kh3 Kg6 50. Rg2+ Ng5+ 51. Kg3 Bc7+ 52. Kf2 Rxg2+ 53. Kxg2 Nxf3 54. Kxf3 Bxh2 55. Nc2 Be5 56. Nd4 b4 57. Nc2 Bxc3 58. Ke3 a5 59. Kf4 a4 60. Ke3 Kg5 61. Nxb4 Bxb4 0-1

[Event "ARG-ch U18 Girls"]
[Site "Ibague"]
[Date "2024.03.16"]
[Round "5"]
[White "Lopez Mahecha, Natalia"]
[Black "Gomez Araque, Laura Sofia"]
[Result "1-0"]
[ECO "B55"]
[WhiteElo "1625"]
[BlackElo "1587"]
[PlyCount "89"]
[EventDate "2024.03.14"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CB12_2024"]
[SourceDate "2023.10.01"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. f3 a6 6. c4 e5 7. Nc2 Be7 8. Be2 Be6 9. Be3 0-0 10. 0-0 Nbd7 11. Nc3 Rc8 12. Nd5 Nc5 13. Qd2 Nfd7 14. Rfd1 Nb6 15. Nxb6 Qxb6 16. b4 Nxe4 17. Bxb6 Nxd2 18. Rxd2 Bxc4 19. a4 d5 20. Bxc4 Rxc4 21. Ne3 Rc6 22. Nxd5 Bxb4 23. Rb2 Bc3 24. Nxc3 Rxc3 25. Ba5 Rc6 26. Rxb7 Rfc8 27. Rab1 Rc1+ 28. Rxc1 Rxc1+ 29. Kf2 h6 30. Bb6 Rc2+ 31. Kg3 Rc3 32. a5 e4 33. Re7 Rc8 34. Rxe4 Ra8 35. Re7 f6 36. Ra7 Rxa7 37. Bxa7 Kf7 38. Kf4 Ke6 39. h4 g5+ 40. hxg5 hxg5+ 41. Ke4 f5+ 42. Kd4 Kd6 43. g4 fxg4 44. fxg4 Kc6 45. Ke5 1-0

[Event "ARG-ch U18 Girls"]
[Site "Ibague"]
[Date "2024.03.15"]
[Round "3"]
[White "Lopez Mahecha, Natalia"]
[Black "Herrera Idarraga, Karen Alejandra"]
[Result "0-1"]
[ECO "C42"]
[WhiteElo "1625"]
[BlackElo "1545"]
[PlyCount "54"]
[EventDate "2024.03.14"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CB12_2024"]
[SourceDate "2023.10.01"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 Nc6 4. Nxc6 dxc6 5. Nc3 Bc5 6. d3 Ng4 7. Be3 Nxe3 8. fxe3 Bxe3 9. Qf3 Qg5 10. h4 Qc5 11. Be2 Be6 12. Nd1 Bh6 13. g4 f6 14. d4 Qxc2 15. g5 fxg5 16. hxg5 Rf8 17. Qg2 0-0-0 18. gxh6 Rxd4 19. Bf3 Qd3 20. hxg7 Rxf3 21. g8Q+ Bxg8 22. Qxg8+ Rd8 23. Qg4+ Kb8 24. Qg2 Qxe4+ 25. Qe2 Qf4 26. a3 Qg3+ 27. Nf2 Re3 0-1

[Event "ARG-ch U18 Girls"]
[Site "Ibague"]
[Date "2024.03.15"]
[Round "2"]
[White "Morales Perez, Ghisell"]
[Black "Lopez Mahecha, Natalia"]
[Result "1-0"]
[ECO "C47"]
[WhiteElo "1817"]
[BlackElo "1625"]
[PlyCount "41"]
[EventDate "2024.03.14"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CB12_2024"]
[SourceDate "2023.10.01"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Be2 Bc5 5. Nxe5 Nxe5 6. d4 Bxd4 7. Qxd4 Nc6 8. Qd3 d6 9. 0-0 h6 10. f4 Qe7 11. a3 Be6 12. Bf3 0-0-0 13. Nd5 Qf8 14. c4 Ne7 15. Be3 Ng6 16. Rac1 Nd7 17. b4 c5 18. Qb3 b6 19. Qa4 Kb7 20. e5 Kb8 21. Nc7 1-0

[Event "ARG-ch U18 Girls"]
[Site "Ibague"]
[Date "2024.03.14"]
[Round "1"]
[White "Lopez Mahecha, Natalia"]
[Black "Tapiero Lozano, Liced Dayana"]
[Result "1-0"]
[ECO "C42"]
[WhiteElo "1625"]
[BlackElo "1400"]
[PlyCount "27"]
[EventDate "2024.03.14"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CB12_2024"]
[SourceDate "2023.10.01"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Bc4 Qe7 4. 0-0 Nc6 5. d4 Qd6 6. Ng5 Rg8 7. Bxf7+ Ke7 8. Bxg8 Nxg8 9. b3 Ke8 10. Nxh7 exd4 11. Qh5+ Kd8 12. Qf7 Nh6 13. Bg5+ Be7 14. Qf8# 1-0

[Event "COL-ch U20 Girls"]
[Site "Cali"]
[Date "2024.03.03"]
[Round "9"]
[White "Lopez Mahecha, Natalia"]
[Black "Hernandez Bermudez, Manuela"]
[Result "0-1"]
[ECO "B55"]
[WhiteElo "1375"]
[BlackElo "1868"]
[PlyCount "53"]
[EventDate "2024.02.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CB11_2024"]
[SourceDate "2024.03.13"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.13"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. f3 e5 6. Nb3 Be6 7. c4 Nc6 8. Be3 a5 9. Nc3 Be7 10. Be2 a4 11. Nd2 0-0 12. Nxa4 Nd4 13. Nc3 Nh5 14. 0-0 Bg5 15. Bf2 Qf6 16. Nd5 Qh6 17. Nb3 Nxe2+ 18. Qxe2 f5 19. Nc7 Nf4 20. Qc2 fxe4 21. Nxe6 Qxe6 22. Qxe4 Ra4 23. h4 Rxc4 24. Qxb7 Ne2+ 25. Kh2 Bxh4 26. Nd2 Bg3+ 27. Kh1 0-1

[Event "COL-ch U20 Girls"]
[Site "Cali"]
[Date "2024.03.03"]
[Round "8"]
[White "Ruiz Jaraba, Valentina Sofia"]
[Black "Lopez Mahecha, Natalia"]
[Result "1-0"]
[ECO "C70"]
[WhiteElo "1811"]
[BlackElo "1375"]
[PlyCount "59"]
[EventDate "2024.02.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CB11_2024"]
[SourceDate "2024.03.13"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.13"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nge7 5. d4 exd4 6. 0-0 g6 7. Bg5 Bg7 8. Re1 b5 9. Bb3 Na5 10. e5 Nxb3 11. axb3 h6 12. Bf6 0-0 13. Nxd4 Bb7 14. Bxg7 Kxg7 15. Nc3 d6 16. Qe2 c5 17. Nf3 d5 18. Rad1 Qc7 19. Nb1 Rfe8 20. Nbd2 c4 21. Nf1 Rad8 22. Ne3 Qc5 23. Ng4 Ng8 24. Nd4 h5 25. Ne3 Ne7 26. Qf3 Qc8 27. Qf6+ Kh6 28. e6 fxe6 29. Nxe6 Rg8 30. Ng4+ 1-0

[Event "COL-ch U20 Girls"]
[Site "Cali"]
[Date "2024.03.02"]
[Round "7"]
[White "Lopez Mahecha, Natalia"]
[Black "Largo Chaparro, Sofia Alejandra"]
[Result "1-0"]
[ECO "B36"]
[WhiteElo "1375"]
[BlackElo "1454"]
[PlyCount "101"]
[EventDate "2024.02.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CB11_2024"]
[SourceDate "2024.03.13"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.13"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Nc6 5. c4 Nf6 6. Nc3 Nxd4 7. Qxd4 d6 8. Be2 Bg7 9. 0-0 0-0 10. Qd3 Be6 11. b3 Qa5 12. Bd2 Rfc8 13. f3 a6 14. Rac1 Nd7 15. Be3 b5 16. Nd5 Bxd5 17. cxd5 Qxa2 18. b4 Ne5 19. Qd2 Qxd2 20. Bxd2 Nc4 21. Bf4 Bd4+ 22. Kh1 Ne3 23. Rfe1 f6 24. h4 Nc4 25. Red1 Be3 26. Bxe3 Nxe3 27. Re1 Nc2 28. Red1 Nxb4 29. Rxc8+ Rxc8 30. Rb1 Na2 31. Ra1 Rc2 32. Bd3 Rd2 33. Bf1 Kf8 34. Kh2 Ke8 35. Kg3 Kd8 36. Kf4 Kc7 37. Ke3 Rb2 38. g4 Kb6 39. f4 Kc5 40. g5 a5 41. f5 gxf5 42. exf5 fxg5 43. hxg5 Kxd5 44. g6 hxg6 45. fxg6 Ke6 46. Bd3 Rg2 47. Be4 Rg3+ 48. Kf4 Ra3 49. Kg5 b4 50. Bf5+ Ke5 51. g7 1-0

[Event "COL-ch U20 Girls"]
[Site "Cali"]
[Date "2024.03.02"]
[Round "6"]
[White "Lopez Mahecha, Natalia"]
[Black "Susunaga Duran, Madelen Fernanda"]
[Result "1-0"]
[ECO "C11"]
[WhiteElo "1375"]
[BlackElo "1357"]
[PlyCount "91"]
[EventDate "2024.02.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CB11_2024"]
[SourceDate "2024.03.13"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.13"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Nc6 7. Be3 cxd4 8. Nxd4 a6 9. Qd2 Be7 10. Be2 Nxd4 11. Bxd4 b5 12. Bf3 Nb6 13. b3 Qc7 14. 0-0 Bc5 15. Ne2 Bb7 16. c3 Rc8 17. Rac1 0-0 18. Qe3 Nd7 19. h3 Qb6 20. b4 Bxd4 21. Nxd4 Rc7 22. Rc2 Rfc8 23. Rfc1 Nb8 24. Kf2 Nc6 25. Nxc6 Qxe3+ 26. Kxe3 Rxc6 27. Kd3 f6 28. exf6 gxf6 29. f5 Re8 30. fxe6 Rcxe6 31. Re2 Rxe2 32. Bxe2 Re5 33. Bf3 Re6 34. Kd4 Rd6 35. Re1 Kf8 36. Bh5 Rd7 37. Bg4 Rg7 38. Re2 Rc7 39. Bf3 Rc4+ 40. Kd3 Rc6 41. a4 bxa4 42. Ra2 Re6 43. Rxa4 Bc6 44. Ra5 Bb5+ 45. Kd4 Rd6 46. Bxd5 1-0

[Event "COL-ch U20 Girls"]
[Site "Cali"]
[Date "2024.03.01"]
[Round "5"]
[White "Betancur Florez, Daniela"]
[Black "Lopez Mahecha, Natalia"]
[Result "0-1"]
[ECO "A08"]
[WhiteElo "1107"]
[BlackElo "1375"]
[PlyCount "58"]
[EventDate "2024.02.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CB11_2024"]
[SourceDate "2024.03.13"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.13"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 e6 3. Bg2 c5 4. 0-0 Nf6 5. d3 Be7 6. Nfd2 Nc6 7. c4 0-0 8. cxd5 Nxd5 9. Nc3 Rb8 10. Nde4 f5 11. Nxd5 exd5 12. Nd2 Bf6 13. Qb3 Be6 14. Qd1 Qd7 15. Rb1 b5 16. b3 Rfd8 17. Nf3 Qe7 18. Ba3 b4 19. Bb2 c4 20. Bxf6 Qxf6 21. Qc2 c3 22. e3 d4 23. Rfe1 Rd6 24. Re2 Rbd8 25. Rbe1 g5 26. e4 fxe4 27. Rxe4 Bd5 28. Re8+ Rxe8 29. Rxe8+ Kf7 0-1

[Event "COL-ch U20 Girls"]
[Site "Cali"]
[Date "2024.03.01"]
[Round "4"]
[White "Lopez Mahecha, Natalia"]
[Black "Rendon, Isabela"]
[Result "1/2-1/2"]
[ECO "B01"]
[WhiteElo "1375"]
[BlackElo "1397"]
[PlyCount "66"]
[EventDate "2024.02.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CB11_2024"]
[SourceDate "2024.03.13"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.13"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. d4 Bg4 4. Be2 Bxe2 5. Nxe2 Qxd5 6. 0-0 Nc6 7. Nbc3 Qf5 8. Be3 e6 9. a3 Bd6 10. Ng3 Qg6 11. Nb5 Bxg3 12. fxg3 Nd5 13. Bf2 0-0-0 14. c4 Nf6 15. Qe2 h5 16. Rad1 Ng4 17. d5 exd5 18. cxd5 Rhe8 19. Qc4 Nxf2 20. Kxf2 a6 21. dxc6 axb5 22. cxb7+ Kb8 23. Rxd8+ Rxd8 24. Qxb5 Qe4 25. Re1 Rd2+ 26. Re2 Qd4+ 27. Kf1 Rd1+ 28. Re1 Rxe1+ 29. Kxe1 Qe4+ 30. Kf2 Qd4+ 31. Kf3 Qd1+ 32. Kf4 Qd4+ 33. Kf3 Qd1+ 1/2-1/2

[Event "COL-ch U20 Girls"]
[Site "Cali"]
[Date "2024.02.29"]
[Round "2"]
[White "Lopez Mahecha, Natalia"]
[Black "Valencia Quinchia, Isabella"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "1375"]
[BlackElo "1627"]
[PlyCount "89"]
[EventDate "2024.02.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CB11_2024"]
[SourceDate "2024.03.13"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.13"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. e5 d5 7. Bb5 Ne4 8. cxd4 Bb6 9. Nc3 0-0 10. Be3 Bg4 11. 0-0 Ne7 12. h3 Bh5 13. a4 c6 14. Be2 Nf5 15. Nxe4 dxe4 16. Nd2 Bxe2 17. Qxe2 Nxd4 18. Qg4 Qd5 19. Rad1 Rfe8 20. a5 Bc7 21. Nxe4 Qxe5 22. f4 Ne2+ 23. Qxe2 Qxe4 24. Rf3 Bxa5 25. Qf2 a6 26. f5 f6 27. Qg3 Qe5 28. Rd7 Qxg3 29. Rxg3 Rxe3 30. Rgxg7+ Kf8 31. Rdf7+ Ke8 32. Rxb7 Kd8 33. Rxh7 Kc8 34. Rbf7 Rb8 35. Rxf6 Rxb2 36. Rxc6+ Kd8 37. Rxa6 Re1+ 38. Kh2 Bc7+ 39. Rxc7 Kxc7 40. Rg6 Rf1 41. Rg5 Rff2 42. h4 Kd7 43. Kh3 Ke7 44. g3 Kf6 45. h5 0-1

[Event "COL-ch U20 Girls"]
[Site "Cali"]
[Date "2024.02.28"]
[Round "1"]
[White "Brito Carrascal, Isabela"]
[Black "Lopez Mahecha, Natalia"]
[Result "0-1"]
[ECO "C56"]
[WhiteElo "1713"]
[BlackElo "1375"]
[PlyCount "96"]
[EventDate "2024.02.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CB11_2024"]
[SourceDate "2024.03.13"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.13"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Bc5 5. c3 Nf6 6. e5 d5 7. Bb5 Ne4 8. Nxd4 Bd7 9. Bxc6 bxc6 10. 0-0 0-0 11. Be3 Bb6 12. f3 Ng5 13. f4 Ne4 14. Nd2 Nxd2 15. Qxd2 c5 16. Nb3 c4 17. Nc5 Bf5 18. b4 Bxc5 19. Bxc5 Re8 20. Qd4 a6 21. h3 Re6 22. Qf2 Rg6 23. Kh2 Qd7 24. Rad1 Re8 25. Qf3 c6 26. g4 Bd3 27. Rfe1 f5 28. g5 h6 29. h4 Be4 30. Qh3 hxg5 31. hxg5 Ree6 32. Kg3 Qd8 33. Qh5 Qe8 34. Bd6 Rxg5+ 35. Qxg5 Rg6 36. Rg1 Rxg5+ 37. fxg5 Qh5 38. e6 Qg4+ 39. Kf2 Qf3+ 40. Ke1 Qe3+ 41. Kf1 Bd3+ 42. Kg2 Qxe6 43. Bg3 Qe2+ 44. Kh3 Qf3 45. Kh2 f4 46. Bh4 Qh5 47. Rxd3 cxd3 48. Kh3 d2 0-1

[Event "Pereira GP op 2nd"]
[Site "Pereira"]
[Date "2023.10.22"]
[Round "5"]
[White "Garvin Mejia, Ricardo Luis"]
[Black "Lopez Mahecha, Natalia"]
[Result "1-0"]
[ECO "D53"]
[WhiteElo "1516"]
[BlackElo "1352"]
[PlyCount "63"]
[EventDate "2023.10.21"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "COL"]
[SourceTitle "Mega2024 Update 01"]
[Source "Chessbase"]
[SourceDate "2023.11.12"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.12"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 c6 3. c4 e6 4. Nc3 Nf6 5. Bg5 Be7 6. e3 h6 7. Bf4 Bb4 8. Qc2 Ne4 9. Bd3 Nxc3 10. bxc3 Be7 11. e4 b6 12. 0-0 Ba6 13. cxd5 Bxd3 14. Qxd3 cxd5 15. exd5 Qxd5 16. c4 Qd8 17. Qe4 Nd7 18. Rfd1 Nf6 19. Qc6+ Kf8 20. Ne5 Rc8 21. Qb7 g5 22. Bg3 Rh7 23. Nc6 Qd7 24. Qxd7 Nxd7 25. Nxa7 Rxc4 26. Rac1 Rxc1 27. Rxc1 Nf6 28. Rc8+ Kg7 29. Be5 Kg6 30. Nc6 Ba3 31. Ra8 Bb2 32. Ne7+ 1-0

[Event "Pereira GP op 2nd"]
[Site "Pereira"]
[Date "2023.10.22"]
[Round "4"]
[White "Lopez Mahecha, Natalia"]
[Black "Giraldo Guevara, Juan Diego"]
[Result "1/2-1/2"]
[ECO "B12"]
[WhiteElo "1352"]
[BlackElo "1627"]
[PlyCount "93"]
[EventDate "2023.10.21"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "COL"]
[SourceTitle "Mega2024 Update 01"]
[Source "Chessbase"]
[SourceDate "2023.11.12"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.12"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. Bd3 Bg6 5. f4 e6 6. Nc3 Nd7 7. h4 Ne7 8. h5 Bxd3 9. Qxd3 c5 10. dxc5 Nxc5 11. Qb5+ Nc6 12. b4 a6 13. Qe2 Nxb4 14. Rb1 Nxa2 15. Nxa2 Qa5+ 16. Nb4 Ne4 17. Bd2 Ng3 18. Nxa6 Qxa6 19. Qxa6 bxa6 20. Rh3 Ne4 21. Rhb3 Nxd2 22. Rb8+ Rxb8 23. Rxb8+ Kd7 24. Kxd2 a5 25. Rb7+ Kc6 26. Rxf7 a4 27. Ne2 a3 28. Nc1 g6 29. hxg6 hxg6 30. Rf6 Kd7 31. Rxg6 Rh1 32. c3 Bh6 33. Rg4 Rf1 34. g3 a2 35. Nxa2 Rf2+ 36. Kd3 Rxa2 37. Rh4 Bf8 38. Rh7+ Ke8 39. g4 Rg2 40. f5 Rg3+ 41. Kd2 Rxg4 42. fxe6 Rg7 43. Rh5 Ke7 44. Rf5 Rg3 45. Rf7+ Ke8 46. Rd7 Bh6+ 47. Kc2 1/2-1/2

[Event "Pereira GP op 2nd"]
[Site "Pereira"]
[Date "2023.10.22"]
[Round "6"]
[White "Lopez Mahecha, Natalia"]
[Black "Hernandez Arboleda, Rebeca"]
[Result "1-0"]
[ECO "C56"]
[WhiteElo "1352"]
[BlackElo "1173"]
[PlyCount "52"]
[EventDate "2023.10.21"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "COL"]
[SourceTitle "Mega2024 Update 01"]
[Source "Chessbase"]
[SourceDate "2023.11.12"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.12"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d4 exd4 5. e5 d5 6. Bb5 Ne4 7. Nxd4 Bd7 8. Bxc6 Bxc6 9. Nxc6 bxc6 10. 0-0 Bc5 11. Nd2 Nxd2 12. Bxd2 0-0 13. Kh1 Re8 14. f4 f6 15. exf6 Qxf6 16. Bc3 d4 17. Ba5 Bb6 18. Qd2 Rad8 19. Rae1 Rxe1 20. Rxe1 Bxa5 21. Qxa5 Qxf4 22. Qa4 h6 23. Qxc6 d3 24. cxd3 Rxd3 25. g3 Re3 26. gxf4 Rxe1+ 1-0

[Event "Pereira GP op 2nd"]
[Site "Pereira"]
[Date "2023.10.21"]
[Round "2"]
[White "Lopez Mahecha, Natalia"]
[Black "Avalo Herrera, Dylan"]
[Result "1-0"]
[ECO "C53"]
[WhiteElo "1352"]
[BlackElo "1221"]
[PlyCount "55"]
[EventDate "2023.10.21"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "COL"]
[SourceTitle "Mega2024 Update 01"]
[Source "Chessbase"]
[SourceDate "2023.11.12"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.12"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 d6 5. d4 exd4 6. cxd4 Bxd4 7. Nxd4 Nxd4 8. Qxd4 Qf6 9. Qd2 Ne7 10. 0-0 0-0 11. Nc3 Ng6 12. f4 Be6 13. Bxe6 fxe6 14. Qf2 Rf7 15. f5 exf5 16. Qxf5 Qxf5 17. Rxf5 Raf8 18. Rxf7 Rxf7 19. Be3 Ne5 20. Rf1 Re7 21. Nd5 Re6 22. Nxc7 Re7 23. Nd5 Re8 24. a3 Ng4 25. Bxa7 Rxe4 26. h3 Ne5 27. Ne7+ Kh8 28. Rf8# 1-0

[Event "Pereira GP op 2nd"]
[Site "Pereira"]
[Date "2023.10.21"]
[Round "1"]
[White "Puerta Rendon, Jacobo"]
[Black "Lopez Mahecha, Natalia"]
[Result "1-0"]
[ECO "C84"]
[WhiteElo "1796"]
[BlackElo "1352"]
[PlyCount "121"]
[EventDate "2023.10.21"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "COL"]
[SourceTitle "Mega2024 Update 01"]
[Source "Chessbase"]
[SourceDate "2023.11.12"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.12"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 d6 5. 0-0 Be7 6. c3 0-0 7. Re1 a6 8. Ba4 b5 9. Bc2 d5 10. exd5 Qxd5 11. Bb3 Qd6 12. Nxe5 Nxe5 13. Bf4 Qxd3 14. Bxe5 Qxd1 15. Rxd1 c5 16. a4 c4 17. Bc2 Bb7 18. Na3 Bc6 19. Bf5 Rfd8 20. Bc7 Rd5 21. Rxd5 Nxd5 22. Be4 Rc8 23. axb5 axb5 24. Bxd5 Bxd5 25. Nxb5 Bc6 26. Bd6 Bf6 27. Na3 Bd5 28. Rd1 Be6 29. Kf1 Rd8 30. Ke2 Bg4+ 31. f3 Re8+ 32. Kf2 Be6 33. Bc5 Bf5 34. Nxc4 Rc8 35. b4 Bxc3 36. Nd6 Rd8 37. Rc1 Bb2 38. Re1 Be6 39. Rb1 Be5 40. Rd1 h6 41. b5 Rb8 42. b6 Bb3 43. Rd3 Be6 44. g3 g5 45. Ke3 Bxd6 46. Rxd6 Rb7 47. Kd4 Kg7 48. Rxe6 fxe6 49. Ke5 Rd7 50. Kxe6 Rd3 51. Bd6 Rb3 52. Bc7 Kg6 53. Kd7 Kf5 54. Kc8 Rxf3 55. b7 Rb3 56. b8Q Rxb8+ 57. Bxb8 Kg4 58. Kd7 Kh3 59. Ke6 Kxh2 60. Kf5 Kh3 61. Kg6 1-0

[Event "Pereira GP op 2nd"]
[Site "Pereira"]
[Date "2023.10.21"]
[Round "3"]
[White "Zuluaga Alzate, Gustavo"]
[Black "Lopez Mahecha, Natalia"]
[Result "1-0"]
[ECO "A10"]
[WhiteElo "1566"]
[BlackElo "1352"]
[PlyCount "50"]
[EventDate "2023.10.21"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "COL"]
[SourceTitle "Mega2024 Update 01"]
[Source "Chessbase"]
[SourceDate "2023.11.12"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.12"]
[SourceQuality "1"]

1. c4 d5 2. cxd5 Qxd5 3. Nc3 Qd8 4. Nf3 c5 5. d3 Nf6 6. g3 g6 7. Bg2 Bg7 8. 0-0 0-0 9. Be3 Qc7 10. h3 b6 11. Bf4 e5 12. Bxe5 Qe7 13. Nb5 Nd5 14. Bd6 Qd7 15. Bxf8 Kxf8 16. Qb3 a6 17. Nc3 Nxc3 18. bxc3 Qc7 19. Rab1 Be6 20. Qxb6 Qxb6 21. Rxb6 Nd7 22. Rb7 Bxc3 23. Ng5 Ke7 24. Bc6 Rd8 25. Bxd7 Rxd7 1-0

[Event "Pereira op"]
[Site "Pereira"]
[Date "2023.09.24"]
[Round "5"]
[White "Brinez Bernal, Juan Fernando"]
[Black "Lopez Mahecha, Natalia"]
[Result "0-1"]
[ECO "C55"]
[WhiteElo "1500"]
[BlackElo "1380"]
[PlyCount "42"]
[EventDate "2023.09.23"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Nc3 Nxe4 5. Nxe4 d5 6. Bd3 dxe4 7. Bxe4 Bd6 8. b3 Be6 9. Bb2 Qd7 10. Bxc6 Qxc6 11. c4 0-0 12. 0-0 f6 13. h3 Bf5 14. d4 e4 15. d5 Qd7 16. Nh2 Bxh3 17. gxh3 Qxh3 18. Ng4 h5 19. Ne5 fxe5 20. Qe2 Rf6 21. Qxe4 Rf4 0-1

[Event "Pereira op"]
[Site "Pereira"]
[Date "2023.09.24"]
[Round "4"]
[White "Lopez Mahecha, Natalia"]
[Black "Betancur Florez, Daniela"]
[Result "0-1"]
[ECO "B34"]
[WhiteElo "1380"]
[BlackElo "1386"]
[PlyCount "78"]
[EventDate "2023.09.23"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. f3 Bg7 7. Be3 0-0 8. Qd2 Re8 9. h4 h5 10. 0-0-0 d6 11. Be2 Ne5 12. Rhg1 a6 13. Rdf1 b5 14. g4 hxg4 15. f4 Nc4 16. Bxc4 bxc4 17. f5 Bb7 18. fxg6 fxg6 19. Ne6 Qd7 20. Nxg7 Kxg7 21. Bh6+ Kh7 22. Bg5 Nxe4 23. Nxe4 Bxe4 24. Rf7+ Kg8 25. Qf4 Bf5 26. Rxf5 Qxf5 27. Qxc4+ e6 28. Rf1 Rac8 29. Rxf5 Rxc4 30. Rf1 g3 31. Rg1 Rg4 32. Kd1 e5 33. Rg2 d5 34. Ke2 e4 35. c3 Rf8 36. Be7 Rf2+ 37. Rxf2 gxf2 38. Kxf2 Kf7 39. Bg5 Ke6 0-1

[Event "Pereira op"]
[Site "Pereira"]
[Date "2023.09.24"]
[Round "6"]
[White "Lopez Mahecha, Natalia"]
[Black "Caicedo Vallejo, Jacobo"]
[Result "0-1"]
[ECO "B32"]
[WhiteElo "1380"]
[BlackElo "1211"]
[PlyCount "68"]
[EventDate "2023.09.23"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 a6 6. Nd6+ Bxd6 7. Qxd6 Qf6 8. Qd2 Nge7 9. c4 Qg6 10. f3 0-0 11. Bd3 d6 12. Nc3 Nd4 13. 0-0 Be6 14. Nd5 Nxd5 15. exd5 Bf5 16. Bxf5 Qxf5 17. Qg5 Qxg5 18. Bxg5 f6 19. Bh4 Rac8 20. b3 Kf7 21. Bf2 Ne2+ 22. Kh1 Nf4 23. g3 Nd3 24. Be3 Nb4 25. Rfc1 Nd3 26. Rc3 Nb4 27. Bd2 a5 28. a3 Na6 29. b4 axb4 30. axb4 Nc7 31. Be3 Nxd5 32. Rd3 Nxe3 33. Rxe3 Rxc4 34. Rd1 Ke7 0-1

[Event "Pereira op"]
[Site "Pereira"]
[Date "2023.09.23"]
[Round "2"]
[White "Lopez Mahecha, Natalia"]
[Black "Hernandez Arboleda, Rebeca"]
[Result "1-0"]
[ECO "C56"]
[WhiteElo "1380"]
[BlackElo "1182"]
[PlyCount "55"]
[EventDate "2023.09.23"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d4 exd4 5. e5 d5 6. Bb5 Qe7 7. 0-0 Nd7 8. Nxd4 Ncxe5 9. f4 c6 10. Ba4 b5 11. Bb3 c5 12. Bxd5 cxd4 13. Bxa8 Nb6 14. Re1 f6 15. fxe5 fxe5 16. Bc6+ Kd8 17. Qh5 g6 18. Qxe5 Qxe5 19. Rxe5 Bf5 20. Bg5+ Kc7 21. Bf6 Rg8 22. Bxb5 Bxc2 23. Na3 Bf5 24. Rc1+ Kb8 25. Nc4 Nxc4 26. Bxc4 Bd6 27. Rb5+ Kc8 28. Be6# 1-0

[Event "Pereira op"]
[Site "Pereira"]
[Date "2023.09.23"]
[Round "1"]
[White "Rueda Hernandez, Carlos Jonath"]
[Black "Lopez Mahecha, Natalia"]
[Result "1-0"]
[ECO "E80"]
[WhiteElo "2030"]
[BlackElo "1380"]
[PlyCount "57"]
[EventDate "2023.09.23"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 e5 6. d5 Nbd7 7. Bg5 h6 8. Be3 Nc5 9. Qd2 Bd7 10. Nge2 a6 11. Nc1 Rb8 12. b4 Na4 13. Nxa4 Bxa4 14. Nd3 Bd7 15. Be2 b6 16. 0-0 g5 17. c5 Nh5 18. Nb2 b5 19. a4 dxc5 20. bxc5 Nf4 21. c6 Nxe2+ 22. Qxe2 Bc8 23. Ba7 Ra8 24. Bc5 Rb8 25. Nd3 f6 26. f4 h5 27. fxe5 Bf8 28. Bxf8 Rxf8 29. Qxh5+ 1-0

[Event "Pereira op"]
[Site "Pereira"]
[Date "2023.09.23"]
[Round "3"]
[White "Zuluaga, Nicolas"]
[Black "Lopez Mahecha, Natalia"]
[Result "1-0"]
[ECO "D79"]
[WhiteElo "1608"]
[BlackElo "1380"]
[PlyCount "45"]
[EventDate "2023.09.23"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. c4 Nf6 2. Nf3 c6 3. Nc3 d5 4. cxd5 cxd5 5. g3 Nc6 6. d4 g6 7. Bg2 Bg7 8. 0-0 0-0 9. Bg5 Ne4 10. Nxe4 dxe4 11. Ne5 Nxd4 12. Nc4 Qd5 13. Bxe7 Re8 14. Ne3 Qb5 15. Ba3 Qxe2 16. Qxe2 Nxe2+ 17. Kh1 Bd7 18. Nd5 Rab8 19. Rfe1 Bb5 20. Nc7 Nd4 21. Nxe8 Nc2 22. Nxg7 Nxa1 23. Rxa1 1-0

[Event "Pereira Fiestas de la Cosecha op"]
[Site "Pereira"]
[Date "2023.08.27"]
[Round "6"]
[White "Lopez Mahecha, Natalia"]
[Black "Villegas Hurtado, Alejandro"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "1345"]
[PlyCount "39"]
[EventDate "2023.08.24"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. Nf3 Nf6 5. Bc4 e6 6. 0-0 b6 7. d4 Nbd7 8. Qe2 c5 9. d5 Nb8 10. dxe6 Be7 11. exf7+ Kf8 12. Re1 Nc6 13. Bg5 Qd6 14. Rad1 Qc7 15. Bxf6 gxf6 16. Nd5 Qb7 17. Nxe7 Nxe7 18. Rd8+ Kg7 19. Rxh8 Kxh8 20. f8Q+ 1-0

[Event "Pereira Fiestas de la Cosecha op"]
[Site "Pereira"]
[Date "2023.08.26"]
[Round "4"]
[White "Lopez Mahecha, Natalia"]
[Black "Velandia, Wilson"]
[Result "1/2-1/2"]
[ECO "B28"]
[WhiteElo "1345"]
[BlackElo "1624"]
[PlyCount "113"]
[EventDate "2023.08.24"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 a6 2. d4 e6 3. Nf3 d5 4. e5 c5 5. c3 cxd4 6. cxd4 Nc6 7. Be2 Nge7 8. Nh4 Bd7 9. Nc3 Qb6 10. Nf3 Nf5 11. Na4 Bb4+ 12. Bd2 Qa5 13. Bc3 Ncxd4 14. Nxd4 Bxa4 15. Qd2 Nxd4 16. Qxd4 Bxc3+ 17. bxc3 Rc8 18. Kd2 0-0 19. Rhb1 Bc6 20. a4 Qd8 21. g3 f6 22. f4 fxe5 23. Qxe5 Qf6 24. Qe3 Rcd8 25. Bg4 Rd6 26. Re1 Kf7 27. Qe5 Rfd8 28. Qh5+ Kg8 29. Qe5 Kf7 30. Qh5+ Qg6 31. Qxg6+ hxg6 32. Re5 b5 33. Be2 bxa4 34. Bxa6 Rh8 35. h4 Rh5 36. Bd3 Be8 37. Ree1 Rh8 38. Reb1 Kf6 39. Rb7 Bc6 40. Rb6 e5 41. Rxa4 exf4 42. Rxf4+ Ke5 43. Rg4 Rh6 44. Rg5+ Ke6 45. Ke3 Be8 46. Rxd6+ Kxd6 47. Kd4 Bf7 48. Bc2 Rh5 49. Rg4 Rh6 50. Bd3 Ke7 51. Ke5 Rh5+ 52. Kd4 g5 53. Be2 Kf6 54. Bf3 gxh4 55. gxh4 Kf5 56. Rxg7 Rxh4+ 57. Kd3 1/2-1/2

[Event "Pereira Fiestas de la Cosecha op"]
[Site "Pereira"]
[Date "2023.08.26"]
[Round "5"]
[White "Vargas Villalobos, Daniel Fernando"]
[Black "Lopez Mahecha, Natalia"]
[Result "1-0"]
[ECO "A20"]
[WhiteElo "1524"]
[BlackElo "1345"]
[PlyCount "59"]
[EventDate "2023.08.24"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. c4 e5 2. g3 Nf6 3. Bg2 c6 4. d4 exd4 5. Qxd4 d5 6. Bg5 Be7 7. c5 Qa5+ 8. b4 Qd8 9. Nc3 0-0 10. Nf3 a5 11. b5 Nbd7 12. bxc6 bxc6 13. Na4 h6 14. Be3 Ne4 15. Rc1 Rb8 16. 0-0 Ba6 17. Qd1 Rb4 18. Nd4 Qc7 19. Nf5 Bf6 20. Bf4 Be5 21. Be3 Bxe2 22. Qxe2 Rxa4 23. Ne7+ Kh8 24. Bxe4 Rxe4 25. Qd2 Kh7 26. Nf5 Kg6 27. Qd3 Kf6 28. Nd4 Rg4 29. Qf5+ Ke7 30. Qxg4 1-0

[Event "Pereira Fiestas de la Cosecha op"]
[Site "Pereira"]
[Date "2023.08.25"]
[Round "2"]
[White "Garavito, Miguel Angel"]
[Black "Lopez Mahecha, Natalia"]
[Result "1-0"]
[ECO "A25"]
[WhiteElo "2305"]
[BlackElo "1345"]
[PlyCount "33"]
[EventDate "2023.08.24"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nc6 3. g3 Bc5 4. Bg2 Nf6 5. e3 Ne7 6. Nf3 d6 7. 0-0 0-0 8. a3 c6 9. d4 exd4 10. exd4 Bb6 11. Bg5 h6 12. Bxf6 gxf6 13. Qd2 Kh7 14. Rfe1 d5 15. cxd5 Nxd5 16. Re4 Nxc3 17. Rh4 1-0

[Event "Rivera Huila Hernandez Memorial-B"]
[Site "Rivera Huila"]
[Date "2023.07.23"]
[Round "7"]
[White "Lopez Mahecha, Natalia"]
[Black "Cuellar Gomez, Cristina"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "1330"]
[BlackElo "1327"]
[PlyCount "79"]
[EventDate "2023.07.20"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. e5 Ne4 7. cxd4 Bb4+ 8. Nbd2 Bxd2+ 9. Nxd2 Nxd2 10. Qxd2 d6 11. 0-0 0-0 12. Qe3 dxe5 13. dxe5 Be6 14. Bd3 Re8 15. f4 f5 16. exf6 Qxf6 17. f5 Bf7 18. Qg3 Qd4+ 19. Kh1 Qd6 20. Bf4 Qf6 21. Bxc7 Qxb2 22. f6 g6 23. Qh3 Re6 24. Bc4 Rxf6 25. Rxf6 Qxf6 26. Rf1 Qxf1+ 27. Bxf1 Re8 28. Kg1 Re1 29. Kf2 Re7 30. Qc8+ Re8 31. Qxb7 Bd5 32. Bc4 Rf8+ 33. Kg3 Bxc4 34. Qxc6 Bxa2 35. Qa4 Bf7 36. Qxa7 Re8 37. Qd4 Rc8 38. Bd6 Rd8 39. Qf6 Rd7 40. Kh4 1-0

[Event "Rivera Huila Hernandez Memorial-B"]
[Site "Rivera Huila"]
[Date "2023.07.23"]
[Round "6"]
[White "Martinez, Victor3333"]
[Black "Lopez Mahecha, Natalia"]
[Result "1-0"]
[ECO "C78"]
[BlackElo "1330"]
[PlyCount "73"]
[EventDate "2023.07.20"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Bd6 6. Re1 0-0 7. c3 Re8 8. d3 h6 9. Nbd2 Bc5 10. h3 d5 11. Nf1 d4 12. Ng3 Be6 13. Bb3 Qd7 14. Bxe6 Rxe6 15. Nf5 Rd8 16. c4 Nh7 17. a3 Ne7 18. b4 Ba7 19. N3h4 g5 20. Nxe7+ Qxe7 21. Nf5 Qf6 22. g4 Nf8 23. h4 Rdd6 24. hxg5 hxg5 25. Kg2 Rd8 26. Rh1 Ng6 27. Rh5 Nf4+ 28. Bxf4 exf4 29. Qf3 Kf8 30. Rah1 Ke8 31. Rh7 Kd7 32. Rg7 Ree8 33. Rhh7 Rf8 34. Qh3 Ke6 35. Qh5 Qe5 36. Qxg5 f6 37. Re7# 1-0

[Event "Rivera Huila Hernandez Memorial-B"]
[Site "Rivera Huila"]
[Date "2023.07.22"]
[Round "4"]
[White "Jimenez, Eduard"]
[Black "Lopez Mahecha, Natalia"]
[Result "1-0"]
[ECO "C77"]
[WhiteElo "1761"]
[BlackElo "1330"]
[PlyCount "57"]
[EventDate "2023.07.20"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 b5 6. Bb3 Bc5 7. c3 0-0 8. 0-0 d5 9. Qe2 Qd6 10. Bg5 d4 11. cxd4 Nxd4 12. Nxd4 Bxd4 13. h3 Bd7 14. Nc3 c6 15. Nd1 h6 16. Bh4 Nh7 17. Ne3 Qg6 18. Kh2 Nf6 19. g4 h5 20. Nf5 Bxf5 21. gxf5 Qh6 22. Rg1 Nd7 23. Bg5 Qd6 24. Qxh5 Nf6 25. Bxf6 Qxf6 26. Rg6 Qe7 27. Rxg7+ Kxg7 28. Rg1+ Kf6 29. Qg5# 1-0

[Event "Rivera Huila Hernandez Memorial-B"]
[Site "Rivera Huila"]
[Date "2023.07.22"]
[Round "5"]
[White "Lopez Mahecha, Natalia"]
[Black "Perez, Oscar Mauricio"]
[Result "1/2-1/2"]
[ECO "B05"]
[WhiteElo "1330"]
[BlackElo "1643"]
[PlyCount "99"]
[EventDate "2023.07.20"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 Bg4 5. h3 Bh5 6. Be2 e6 7. 0-0 Be7 8. c4 Nb6 9. b3 0-0 10. Be3 N6d7 11. Qc2 Bg6 12. Bd3 Bxd3 13. Qxd3 dxe5 14. dxe5 Nc6 15. Bf4 Nc5 16. Qe2 Nd4 17. Qd1 Nxf3+ 18. Qxf3 c6 19. Rd1 Qc7 20. Nc3 Rad8 21. Qg4 Rxd1+ 22. Rxd1 Rd8 23. Rxd8+ Qxd8 24. Be3 b6 25. Ne4 Nxe4 26. Qxe4 Qd7 27. f4 g6 28. Kf2 Bh4+ 29. g3 Be7 30. Qd4 Qxd4 31. Bxd4 h5 32. Kf3 Kh7 33. Be3 Kg7 34. Ke4 Bb4 35. g4 hxg4 36. hxg4 Kf8 37. f5 Be7 38. f6 Ba3 39. Kd3 Bb4 40. g5 Ke8 41. Bd2 Bxd2 42. Kxd2 c5 43. Kc3 Kd7 44. b4 cxb4+ 45. Kxb4 Kc6 46. a4 a5+ 47. Kb3 Kd7 48. Kc3 Kc7 49. Kd3 Kd7 50. Ke4 1/2-1/2

[Event "Rivera Huila Hernandez Memorial-B"]
[Site "Rivera Huila"]
[Date "2023.07.21"]
[Round "2"]
[White "Garces Trujillo, Luis Javier"]
[Black "Lopez Mahecha, Natalia"]
[Result "1-0"]
[ECO "E73"]
[WhiteElo "1844"]
[BlackElo "1330"]
[PlyCount "137"]
[EventDate "2023.07.20"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 0-0 6. h4 e5 7. d5 h5 8. Nh3 Nbd7 9. Ng5 a5 10. Be3 Nc5 11. Qd2 Ng4 12. Bxg4 Bxg4 13. f3 Bd7 14. 0-0-0 Na4 15. Nxa4 Bxa4 16. Rdg1 Bd7 17. g4 hxg4 18. fxg4 Qc8 19. h5 Bxg4 20. hxg6 fxg6 21. Qg2 Bh5 22. Rxh5 gxh5 23. Ne6 Rf7 24. Nxg7 Qg4 25. Nxh5 Qxg2 26. Rxg2+ Kf8 27. Bh6+ Ke7 28. Ng7 Kd7 29. Nf5 Rh8 30. Bd2 b6 31. Bc3 Rfh7 32. Kd2 Rh2 33. Rxh2 Rxh2+ 34. Ke3 a4 35. a3 Rh7 36. Ng3 c6 37. Bd2 c5 38. Ne2 Rh3+ 39. Kf2 Rh2+ 40. Kf3 Rh3+ 41. Ng3 Rh2 42. Bc3 Rh4 43. Be1 Rh2 44. Bf2 Kc7 45. Ne2 Rh1 46. Nc3 Rc1 47. Nxa4 Rxc4 48. Nc3 Kb7 49. Ke3 b5 50. Nxb5 Rc2 51. Nxd6+ Kc7 52. Nf7 Rxb2 53. Nxe5 Rc2 54. Nd3 c4 55. Bg3+ Kb6 56. Ne5 Rc3+ 57. Kf4 Kc5 58. Bf2+ Kd6 59. a4 Rc1 60. a5 c3 61. Nc4+ Kc7 62. Ke5 Rf1 63. d6+ Kc6 64. Be3 c2 65. Ke6 Rd1 66. Ne5+ Kb7 67. d7 Kc7 68. Ke7 Rd6 69. a6 1-0

[Event "Rivera Huila Hernandez Memorial-B"]
[Site "Rivera Huila"]
[Date "2023.07.21"]
[Round "3"]
[White "Lopez Mahecha, Natalia"]
[Black "Leyva Ortiz, Sergio Andres"]
[Result "1-0"]
[ECO "B48"]
[WhiteElo "1330"]
[PlyCount "141"]
[EventDate "2023.07.20"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Be3 Qc7 6. Qd2 Nc6 7. Nc3 Bb4 8. a3 Be7 9. Be2 Nf6 10. f3 b5 11. g4 Bb7 12. g5 Ng8 13. f4 b4 14. Na4 bxa3 15. bxa3 f6 16. Nb3 Na7 17. Bd3 Nb5 18. Nb6 Rb8 19. a4 Nc3 20. Rg1 Nxe4 21. Qe2 Bb4+ 22. Nd2 Bxd2+ 23. Bxd2 Nxd2 24. Qh5+ g6 25. Bxg6+ Ke7 26. Bxh7 Qxf4 27. gxf6+ Qxf6 28. Kxd2 Qd4+ 29. Ke2 Qxb6 30. Rg7+ Kd6 31. Rd1+ Bd5 32. Qf7 Nf6 33. Qxf6 Kc6 34. Qc3+ Kd6 35. h4 Rhf8 36. Qg3+ Kc6 37. Rd3 Rbd8 38. Rc3+ Kb7 39. Be4 Bxe4 40. Rb3 Bf3+ 41. Kd2 Qxb3 42. cxb3 Bd5 43. Qd6 Bc6 44. Qxe6 Rde8 45. Re7 Rf2+ 46. Kc3 Ref8 47. Qh6 R8f4 48. Re3 Rf6 49. Qh7 Rf7 50. Qd3 R2f3 51. Kd2 Rf2+ 52. Re2 R2f3 53. Qc2 Rf2 54. Qc4 R2f4 55. Qc5 R7f5 56. Qe7 Rd5+ 57. Kc3 Rdf5 58. Qd8 Rf8 59. Qa5 R8f5 60. Re5 Rxe5 61. Qxe5 Rxh4 62. a5 Re4 63. Qc5 Rh4 64. Qb6+ Kc8 65. Qxa6+ Kc7 66. Qb6+ Kc8 67. a6 Rh5 68. a7 Rh3+ 69. Kb4 Rh4+ 70. Ka3 Rh5 71. Qb8# 1-0

[Event "Rivera Huila Hernandez Memorial-B"]
[Site "Rivera Huila"]
[Date "2023.07.20"]
[Round "1"]
[White "Lopez Mahecha, Natalia"]
[Black "Rubio Junguito, Andres"]
[Result "1/2-1/2"]
[ECO "B01"]
[WhiteElo "1330"]
[BlackElo "1977"]
[PlyCount "64"]
[EventDate "2023.07.20"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd6 4. Nf3 Nf6 5. Be2 c6 6. 0-0 Bf5 7. d4 Nbd7 8. Nh4 Bg6 9. f4 e6 10. Nf3 Be7 11. Be3 Ng4 12. Bd2 Rd8 13. h3 Ngf6 14. Be3 Nd5 15. Nxd5 cxd5 16. c3 0-0 17. Qe1 Qb6 18. b4 Bf6 19. a4 a5 20. Rc1 Be7 21. Bb5 Be4 22. Nd2 Nf6 23. Nb3 axb4 24. cxb4 Rc8 25. Nc5 Rc7 26. g4 Qd6 27. g5 Ne8 28. Nxe4 dxe4 29. Rc5 b6 30. Rc1 Rxc1 31. Qxc1 Bxg5 32. fxg5 Qg3+ 1/2-1/2

[Event "Ibague Blitz op"]
[Site "Ibague"]
[Date "2022.10.08"]
[Round "8"]
[White "Fraile Vargas, Michael Steven"]
[Black "Lopez Mahecha, Natalia"]
[Result "0-1"]
[ECO "C58"]
[BlackElo "1229"]
[PlyCount "44"]
[EventDate "2022.10.08"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Na5 6. Bb5+ c6 7. dxc6 bxc6 8. Ba4 Be7 9. Bb3 Nxb3 10. axb3 Qb6 11. Qf3 0-0 12. Nc3 h6 13. Nh3 Bc5 14. d3 Bxh3 15. gxh3 Rfe8 16. Bxh6 Re6 17. Bxg7 Kxg7 18. Rg1+ Kf8 19. Na4 Qb4+ 20. c3 Qb5 21. c4 Qb4+ 22. Ke2 Bd4 0-1

[Event "Ibague Blitz op"]
[Site "Ibague"]
[Date "2022.10.08"]
[Round "4"]
[White "Ladino Hernandez, Angel Joel"]
[Black "Lopez Mahecha, Natalia"]
[Result "1-0"]
[ECO "C84"]
[WhiteElo "1360"]
[BlackElo "1229"]
[PlyCount "53"]
[EventDate "2022.10.08"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 b5 5. Bb3 Nf6 6. 0-0 Be7 7. d3 0-0 8. Bg5 h6 9. Bh4 Bb7 10. Nbd2 d5 11. exd5 Nxd5 12. Bxe7 Ndxe7 13. Re1 Ng6 14. Nf1 Re8 15. Ng3 Nd4 16. Nxd4 exd4 17. Ne4 a5 18. a3 a4 19. Ba2 Bd5 20. Qh5 Bxa2 21. Rxa2 c6 22. Raa1 Nf4 23. Qf3 Ne6 24. Ng3 Qc7 25. Nf5 Ng5 26. Qg3 f6 27. Qxc7 1-0

[Event "Ibague Blitz op"]
[Site "Ibague"]
[Date "2022.10.08"]
[Round "3"]
[White "Lopez Mahecha, Natalia"]
[Black "Cajamarca Gordillo, Sebastian Alejandro"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "1229"]
[BlackElo "1713"]
[PlyCount "70"]
[EventDate "2022.10.08"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. cxd4 Bb4+ 7. Bd2 Bxd2+ 8. Nbxd2 d6 9. 0-0 0-0 10. h3 Re8 11. Re1 b6 12. Qc2 Bb7 13. e5 dxe5 14. dxe5 Nd5 15. Bb5 Ncb4 16. Qe4 c6 17. Bd3 Nxd3 18. Qxd3 Nb4 19. Qxd8 Raxd8 20. Re2 Nd3 21. Nc4 Bc8 22. Rd1 Nf4 23. Rxd8 Nxe2+ 24. Kf1 Rxd8 25. Kxe2 Ba6 26. b3 Rd5 27. Ke3 Bxc4 28. bxc4 Ra5 29. Nd4 c5 30. Nb5 Rxa2 31. g3 a6 32. Nd6 Rb2 33. f4 a5 34. Nb5 a4 35. Kf3 a3 0-1

[Event "Ibague Blitz op"]
[Site "Ibague"]
[Date "2022.10.08"]
[Round "7"]
[White "Lopez Mahecha, Natalia"]
[Black "Lozano Pulgarin, Maria Antonia"]
[Result "1-0"]
[ECO "C56"]
[WhiteElo "1229"]
[PlyCount "21"]
[EventDate "2022.10.08"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d4 exd4 5. e5 Ne4 6. Bd5 Bb4+ 7. Nbd2 Nxd2 8. Bxd2 Bxd2+ 9. Qxd2 d6 10. Qf4 dxe5 11. Qxf7# 1-0

[Event "Ibague Blitz op"]
[Site "Ibague"]
[Date "2022.10.08"]
[Round "9"]
[White "Lopez Mahecha, Natalia"]
[Black "Sanchez Aragon, Michael Alejandro"]
[Result "1-0"]
[ECO "C10"]
[WhiteElo "1229"]
[BlackElo "1388"]
[PlyCount "111"]
[EventDate "2022.10.08"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ Qxf6 6. Nf3 c5 7. Bb5+ Bd7 8. Bxd7+ Nxd7 9. 0-0 cxd4 10. Qxd4 Qxd4 11. Nxd4 Be7 12. f4 Bc5 13. Be3 Bxd4 14. Bxd4 0-0 15. Rad1 Nb6 16. Bxb6 axb6 17. a3 Rad8 18. Rfe1 Rfe8 19. f5 Kf8 20. fxe6 fxe6 21. Rxd8 Rxd8 22. Rxe6 Rd2 23. Rxb6 Rxc2 24. Rxb7 h5 25. h3 g5 26. a4 Rc4 27. a5 Ra4 28. Rb5 g4 29. Rxh5 gxh3 30. gxh3 Kg7 31. Kf2 Kg6 32. Rb5 Kf6 33. Rb6+ Ke7 34. a6 Kd8 35. b4 Kc7 36. Rb7+ Kc8 37. h4 Rxa6 38. Rb5 Rh6 39. Kg3 Kc7 40. Kg4 Rb6 41. Rxb6 Kxb6 42. h5 Kb5 43. h6 Kxb4 44. h7 Kc5 45. h8Q Kc4 46. Qe5 Kd3 47. Qf4 Kc2 48. Qe3 Kd1 49. Qf2 Kc1 50. Qe2 Kb1 51. Qd2 Ka1 52. Kf3 Kb1 53. Ke3 Ka1 54. Kd3 Kb1 55. Kc3 Ka1 56. Qb2# 1-0

[Event "Ibague Blitz op"]
[Site "Ibague"]
[Date "2022.10.08"]
[Round "1"]
[White "Lopez Mahecha, Natalia"]
[Black "Vanegas Henao, Ricardo Javier"]
[Result "0-1"]
[ECO "B84"]
[WhiteElo "1229"]
[BlackElo "1833"]
[PlyCount "62"]
[EventDate "2022.10.08"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Be2 Nf6 6. Nc3 Qc7 7. 0-0 d6 8. f4 Nbd7 9. Bf3 Be7 10. Kh1 0-0 11. f5 Ne5 12. Be2 b5 13. Nf3 exf5 14. Nxe5 dxe5 15. exf5 Bb7 16. Bf3 e4 17. Be2 Bd6 18. h3 Rad8 19. Bg4 Be5 20. Qe1 b4 21. Ne2 a5 22. c3 Rd3 23. cxb4 Rd5 24. Bf4 axb4 25. Bxe5 Qxe5 26. Qxb4 Ba8 27. Nc3 Rd3 28. Be2 Rg3 29. Rfe1 e3 30. Bf1 Rxh3+ 31. Kg1 Qh2# 0-1

[Event "Ibague Blitz op"]
[Site "Ibague"]
[Date "2022.10.08"]
[Round "6"]
[White "Varon Castillo, Milton Rey"]
[Black "Lopez Mahecha, Natalia"]
[Result "1-0"]
[ECO "E61"]
[BlackElo "1229"]
[PlyCount "5"]
[EventDate "2022.10.08"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 1-0

[Event "Pan American-ch U20 Girls"]
[Site "Pereira"]
[Date "2022.08.28"]
[Round "9"]
[White "Lopez Mahecha, Natalia"]
[Black "Susunaga Duran, Madelen Fernanda"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "1197"]
[BlackElo "1204"]
[PlyCount "86"]
[EventDate "2022.08.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. cxd4 Bb4+ 7. Bd2 Bxd2+ 8. Nbxd2 d5 9. exd5 Nxd5 10. Qb3 Na5 11. Qa4+ c6 12. Bxd5 Qxd5 13. 0-0 0-0 14. Rfe1 b6 15. Re5 Qd7 16. Rc1 f6 17. Re3 Qd5 18. b4 Nc4 19. Nxc4 b5 20. Qb3 bxc4 21. Qxc4 Qxc4 22. Rxc4 Bb7 23. Re7 Rab8 24. Rc5 Rfe8 25. Rxe8+ Rxe8 26. g3 Re2 27. Ra5 c5 28. Kf1 Bxf3 29. Ra3 cxb4 30. Rxf3 Rxa2 31. Rb3 a5 32. Ke1 Ra3 33. Rb2 b3 34. h4 Ra1+ 35. Kd2 Ra2 36. Kc1 Rxb2 37. Kxb2 a4 38. f3 Kf7 39. g4 Ke6 40. Kc3 Kd5 41. h5 b2 42. Kxb2 Kxd4 43. Ka3 Ke3 0-1

[Event "Pan American-ch U20 Girls"]
[Site "Pereira"]
[Date "2022.08.27"]
[Round "8"]
[White "Cortes Hernandez, Valeria"]
[Black "Lopez Mahecha, Natalia"]
[Result "0-1"]
[ECO "A28"]
[BlackElo "1197"]
[PlyCount "124"]
[EventDate "2022.08.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. e3 d5 5. cxd5 Nxd5 6. Be2 Nxc3 7. bxc3 e4 8. Nd4 Nxd4 9. cxd4 Bd6 10. Rb1 0-0 11. 0-0 Qg5 12. Kh1 Qh4 13. g3 Qf6 14. Kg2 b6 15. Re1 Qe6 16. Bf1 Qxa2 17. Qb3 Qxb3 18. Rxb3 Be6 19. Rb1 Bd5 20. Kg1 a5 21. Bg2 Rfe8 22. d3 f5 23. dxe4 Bxe4 24. Bxe4 fxe4 25. Re2 Reb8 26. Rc2 Kf7 27. h4 b5 28. Bd2 a4 29. Bb4 Bxb4 30. Rxb4 Ra7 31. d5 a3 32. Ra2 Rb6 33. Kg2 Kf6 34. f3 exf3+ 35. Kxf3 Ke5 36. e4 h5 37. Ke3 Ra4 38. Rxa4 bxa4 39. Kd3 Rb3+ 40. Kc4 Rxg3 41. Kb5 Kxe4 42. Kc6 Rc3+ 43. Kb5 Kxd5 44. Kxa4 Ke5 45. Re2+ Kf5 46. Rf2+ Rf3 47. Rxf3+ Kg4 48. Rf1 Kxh4 49. Ra1 g5 50. Rxa3 g4 51. Ra1 g3 52. Rg1 Kg4 53. Kb4 h4 54. Re1 h3 55. Re4+ Kf3 56. Rc4 h2 57. Rc3+ Kg2 58. Rc2+ Kh3 59. Rxc7 h1Q 60. Rh7+ Kg2 61. Rd7 Qe1+ 62. Kb5 Qe8 0-1

[Event "Pan American-ch U20 Girls"]
[Site "Pereira"]
[Date "2022.08.26"]
[Round "6"]
[White "Guerrero Caicedo, Arlette Sabina"]
[Black "Lopez Mahecha, Natalia"]
[Result "1-0"]
[ECO "E64"]
[WhiteElo "1531"]
[BlackElo "1197"]
[PlyCount "59"]
[EventDate "2022.08.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 d6 5. Nf3 0-0 6. 0-0 c5 7. d5 e5 8. Nc3 Nbd7 9. Qd3 Re8 10. e4 a6 11. a4 Nh5 12. Ne1 Nf8 13. Qd1 Rb8 14. Nd3 Bd7 15. f4 exf4 16. Nxf4 Nxf4 17. Bxf4 Be5 18. Qf3 f5 19. exf5 Bxf5 20. g4 Bc2 21. Rac1 Bxc3 22. Qxc3 Bxa4 23. Bh6 Qc7 24. b3 Bxb3 25. Qxb3 Nd7 26. g5 Ne5 27. Bh3 Re7 28. Be6+ Nf7 29. Qc3 Rxe6 30. Qg7# 1-0

[Event "Pan American-ch U20 Girls"]
[Site "Pereira"]
[Date "2022.08.26"]
[Round "7"]
[White "Lopez Mahecha, Natalia"]
[Black "Mercado Maestre, Maria Angel"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "1197"]
[BlackElo "1310"]
[PlyCount "112"]
[EventDate "2022.08.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. cxd4 Bb4+ 7. Bd2 Bxd2+ 8. Nbxd2 d5 9. exd5 Nxd5 10. 0-0 0-0 11. Re1 Nb6 12. Qb3 Nxc4 13. Qxc4 Be6 14. Qc3 Qd5 15. Nb3 Rad8 16. Rad1 Bg4 17. Rd3 Bxf3 18. Rxf3 Nxd4 19. Nxd4 Qxd4 20. Qxc7 Rd7 21. Qc3 Qxc3 22. Rxc3 g6 23. g3 Kg7 24. Kg2 Rfd8 25. a3 h5 26. h4 Kf6 27. Rec1 a6 28. Rc7 Ke6 29. Kf3 Rd3+ 30. Kf4 Kf6 31. R1c4 R8d7 32. Rxd7 Rxd7 33. Ke3 Ke6 34. Re4+ Kf6 35. a4 a5 36. Rd4 Ke6 37. Rxd7 Kxd7 38. Kd4 Kd6 39. b3 b6 40. f3 f6 41. g4 f5 42. gxh5 gxh5 43. f4 Ke6 44. Kc4 Kd6 45. Kb5 Kc7 46. b4 axb4 47. Kxb4 Kd6 48. Kb5 Kc7 49. Ka6 Kc6 50. Ka7 b5 51. a5 b4 52. a6 b3 53. Kb8 b2 54. a7 b1Q+ 55. Kc8 Qb7+ 56. Kd8 Qd7# 0-1

[Event "Pan American-ch U20 Girls"]
[Site "Pereira"]
[Date "2022.08.25"]
[Round "5"]
[White "Caicedo Anguila, Juliana Andrea"]
[Black "Lopez Mahecha, Natalia"]
[Result "1-0"]
[ECO "E60"]
[WhiteElo "1591"]
[BlackElo "1197"]
[PlyCount "43"]
[EventDate "2022.08.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d6 3. b4 g6 4. Bb2 Bg7 5. c4 0-0 6. e3 Nbd7 7. Be2 c5 8. bxc5 dxc5 9. d5 Nb6 10. 0-0 Bf5 11. Nc3 a6 12. Qb3 Qc7 13. Nd2 Ng4 14. Nf3 Nd7 15. h3 Nge5 16. e4 Nxf3+ 17. Bxf3 Bxh3 18. gxh3 Qf4 19. Ne2 Qg5+ 20. Bg2 Ne5 21. f4 Qh5 22. Ng3 1-0

[Event "Pan American-ch U20 Girls"]
[Site "Pereira"]
[Date "2022.08.24"]
[Round "4"]
[White "Lopez Mahecha, Natalia"]
[Black "Hilario Huaranca, Aleyla Karen"]
[Result "0-1"]
[ECO "C15"]
[WhiteElo "1197"]
[BlackElo "1899"]
[PlyCount "84"]
[EventDate "2022.08.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. a3 Be7 5. f4 Nf6 6. e5 Nfd7 7. Nce2 c5 8. c3 Nc6 9. Nf3 b5 10. g3 Qb6 11. Be3 cxd4 12. Nexd4 Nxd4 13. Nxd4 Bc5 14. Qd2 a6 15. Bg2 Qc7 16. 0-0 Nb6 17. Qe2 g6 18. Kh1 Bd7 19. b4 Be7 20. Rfc1 0-0 21. Nb3 Na4 22. Bd4 Rac8 23. Qe3 Rb8 24. g4 Rfc8 25. f5 exf5 26. gxf5 Bxf5 27. Bxd5 Be6 28. Bxe6 Qc6+ 29. Kg1 Qxe6 30. Nd2 Qg4+ 31. Kh1 Bg5 32. Qe4 Qxe4+ 33. Nxe4 Bxc1 34. Rxc1 Rd8 35. Nf6+ Kg7 36. Nd7 Rxd7 37. e6+ Rxd4 38. cxd4 fxe6 39. Rc7+ Kf6 40. Rxh7 Rd8 41. Ra7 Rd6 42. Kg2 Nb2 0-1

[Event "Pan American-ch U20 Girls"]
[Site "Pereira"]
[Date "2022.08.24"]
[Round "3"]
[White "Lopez Mahecha, Natalia"]
[Black "Ruiz Jaraba, Valentina Sofia"]
[Result "1-0"]
[ECO "B84"]
[WhiteElo "1197"]
[BlackElo "1816"]
[PlyCount "109"]
[EventDate "2022.08.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e6 7. 0-0 Qc7 8. f4 b5 9. Bf3 Bb7 10. Re1 Nbd7 11. f5 e5 12. Nb3 Rc8 13. a3 Be7 14. Be3 0-0 15. Qd2 Rfd8 16. Rac1 Nc5 17. Nd5 Bxd5 18. exd5 Nfe4 19. Qb4 Ng5 20. Bg4 Bf6 21. Na5 Qd7 22. Bxg5 Bxg5 23. f6 Qa7 24. Kf1 Nd3 25. cxd3 Rxc1 26. Rxc1 Bxc1 27. Nc6 Qe3 28. Nxd8 Qxd3+ 29. Ke1 Bf4 30. Bf3 Bxh2 31. Qd2 Bg3+ 32. Kd1 Qf1+ 33. Kc2 Bf4 34. Qd3 Qf2+ 35. Kb3 gxf6 36. Nxf7 Bc1 37. Qc2 Qe3+ 38. Ka2 Kxf7 39. Qxh7+ Ke8 40. Qg8+ Kd7 41. Qe6+ Kc7 42. Qe7+ Kc8 43. Bg4+ Kb8 44. Qxd6+ Ka7 45. Qc7+ Ka8 46. Bc8 Qa7 47. Qxc1 Kb8 48. Qc6 e4 49. Bxa6 Qf7 50. Bxb5 e3 51. Qb6+ Kc8 52. Ba6+ Kd7 53. Qc6+ Kd8 54. Qd6+ Qd7 55. Qxd7+ 1-0

[Event "Pan American-ch U20 Girls"]
[Site "Pereira"]
[Date "2022.08.23"]
[Round "2"]
[White "Pena Gonzalez, Clara Isabel"]
[Black "Lopez Mahecha, Natalia"]
[Result "1-0"]
[ECO "C77"]
[WhiteElo "1833"]
[BlackElo "1197"]
[PlyCount "121"]
[EventDate "2022.08.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 b5 5. Bb3 Nf6 6. d3 Bc5 7. Nbd2 d6 8. c3 0-0 9. Nf1 h6 10. Ng3 Be6 11. 0-0 d5 12. Qe2 Qe7 13. h3 Rfd8 14. Re1 dxe4 15. dxe4 Bxb3 16. axb3 Qe6 17. b4 Bb6 18. Nh4 Qd7 19. Nhf5 Qd3 20. Be3 Bxe3 21. Nxe3 Qd2 22. Kf1 Qxe2+ 23. Kxe2 g6 24. Red1 Rxd1 25. Rxd1 a5 26. Nd5 Nxd5 27. Rxd5 axb4 28. Rxb5 bxc3 29. bxc3 Ra5 30. Rxa5 Nxa5 31. Kd3 Kf8 32. Nf1 Ke7 33. Ne3 Ke6 34. Nd5 c6 35. Ne3 Nb3 36. f3 Nc5+ 37. Kc4 Kd6 38. Ng4 h5 39. Nh6 Nd7 40. Nxf7+ Ke7 41. Ng5 h4 42. f4 Kf6 43. Nf3 exf4 44. Nxh4 g5 45. Nf3 Kg6 46. Kd4 Kf6 47. e5+ Kf5 48. c4 g4 49. hxg4+ Kxg4 50. e6 Nf6 51. Ke5 Ne8 52. c5 Kg3 53. Nd4 Kxg2 54. Kxf4 Kh3 55. Nxc6 Kh4 56. Kf5 Kh5 57. Ne5 Kh6 58. e7 Kg7 59. Ke6 Nc7+ 60. Kd7 Nd5 61. Ng4 1-0

[Event "COL-ch U1700"]
[Site "Pereira"]
[Date "2022.02.20"]
[Round "9"]
[White "Lopez Mahecha, Natalia"]
[Black "Reina Bonilla, Edwin Oswaldo"]
[Result "0-1"]
[ECO "B54"]
[WhiteElo "1086"]
[BlackElo "1652"]
[PlyCount "62"]
[EventDate "2022.02.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 a6 5. c4 e6 6. Be2 Qc7 7. 0-0 Nf6 8. Nc3 Be7 9. Be3 0-0 10. f4 d6 11. Kh1 Bd7 12. Nf3 h6 13. e5 Ng4 14. exd6 Bxd6 15. Bc1 Bxf4 16. Bxf4 Qxf4 17. Qxd7 Nce5 18. Qd4 Qxd4 19. Nxd4 Ne3 20. Rfe1 Rfd8 21. Bf3 Nxf3 22. Rxe3 Nxd4 23. Rd1 Nf5 24. Red3 Rxd3 25. Rxd3 Rc8 26. Rd7 b5 27. cxb5 axb5 28. Rb7 Nd6 29. Rb6 Ne4 30. Ne2 Rc2 31. Ng1 Nf2# 0-1

[Event "COL-ch U1700"]
[Site "Pereira"]
[Date "2022.02.20"]
[Round "8"]
[White "Pena Mora, Carlos"]
[Black "Lopez Mahecha, Natalia"]
[Result "0-1"]
[ECO "C55"]
[WhiteElo "1426"]
[BlackElo "1086"]
[PlyCount "62"]
[EventDate "2022.02.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 d6 5. Bg5 h6 6. Bxf6 Qxf6 7. Nc3 Be7 8. Nd5 Qg6 9. c3 Bd8 10. Qe2 0-0 11. Bb3 Be6 12. 0-0-0 Ne7 13. c4 Nxd5 14. exd5 Bf5 15. Bc2 c6 16. dxc6 bxc6 17. h3 Bb6 18. Kb1 Qxg2 19. Nh4 Qg5 20. Nxf5 Qxf5 21. Rd2 Bd4 22. Qe4 Qxe4 23. dxe4 Rfd8 24. h4 d5 25. cxd5 cxd5 26. f3 dxe4 27. fxe4 Bb6 28. Rhd1 Rxd2 29. Rxd2 Rd8 30. Kc1 Be3 31. Bd3 Rxd3 0-1

[Event "COL-ch U1700"]
[Site "Pereira"]
[Date "2022.02.19"]
[Round "6"]
[White "Cardenas Blandon, Jefferson Alexis"]
[Black "Lopez Mahecha, Natalia"]
[Result "0-1"]
[ECO "C20"]
[BlackElo "1086"]
[PlyCount "46"]
[EventDate "2022.02.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. e4 e5 2. g3 d5 3. Bg2 Nf6 4. Nc3 d4 5. Nb1 Nc6 6. a3 Bc5 7. b4 Bb6 8. Bb2 0-0 9. d3 a5 10. Nd2 axb4 11. axb4 Rxa1 12. Qxa1 Nxb4 13. Qb1 Be6 14. Ba3 c5 15. Bxb4 cxb4 16. Qxb4 Qc7 17. Nc4 Bxc4 18. dxc4 Ba5 19. Qxa5 Qxa5+ 20. Kd1 Qa1+ 21. Kd2 Qc3+ 22. Kc1 Ra8 23. Ne2 Ra1# 0-1

[Event "COL-ch U1700"]
[Site "Pereira"]
[Date "2022.02.19"]
[Round "7"]
[White "Lopez Mahecha, Natalia"]
[Black "Rincon Montoya, Samuel"]
[Result "1-0"]
[ECO "C41"]
[WhiteElo "1086"]
[PlyCount "99"]
[EventDate "2022.02.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 d6 3. d4 Bg4 4. dxe5 Bxf3 5. Qxf3 dxe5 6. Bc4 f6 7. b3 Qd4 8. c3 Qd7 9. 0-0 Nc6 10. Rd1 Bd6 11. Ba3 0-0-0 12. Bxd6 cxd6 13. Na3 a6 14. Rd2 Nge7 15. Rad1 Qc7 16. Be6+ Kb8 17. Nc4 b5 18. Nxd6 b4 19. c4 Nd4 20. Rxd4 exd4 21. Nf7 Qb6 22. Nxd8 Rxd8 23. Bd5 Qa5 24. a4 bxa3 25. h3 a2 26. Ra1 Qa3 27. Qf4+ Rd6 28. Qd2 Nxd5 29. exd5 a5 30. Qxa2 Qxa2 31. Rxa2 Rb6 32. Rb2 Kc7 33. Kf1 a4 34. Ra2 axb3 35. Rb2 Kd6 36. Ke2 Kc5 37. Kd3 Rb4 38. d6 Kxd6 39. Kxd4 f5 40. Kc3 Rb6 41. Rxb3 Rxb3+ 42. Kxb3 Kc5 43. Kc3 g5 44. g4 f4 45. f3 h6 46. Kd3 Kd6 47. Kd4 Kc6 48. c5 Kd7 49. Kd5 Kc8 50. Kd6 1-0

[Event "COL-ch U1700"]
[Site "Pereira"]
[Date "2022.02.18"]
[Round "4"]
[White "Lopez Lopez, William Andres"]
[Black "Lopez Mahecha, Natalia"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "1563"]
[BlackElo "1086"]
[PlyCount "49"]
[EventDate "2022.02.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Nc3 Bc5 5. d3 d6 6. Bg5 h6 7. Bh4 g5 8. Bg3 Bg4 9. Bb5 Qd7 10. Nd5 Nh7 11. Qd2 a6 12. Bxe5 dxe5 13. Nxe5 Qc8 14. Bxc6+ bxc6 15. Nxc6 Qe6 16. Nxc7+ Kd7 17. Nxe6 Bxe6 18. Ne5+ Ke7 19. d4 Bd6 20. Nc6+ Kd7 21. d5 Bg4 22. f3 Bh5 23. h4 Bg6 24. h5 Bxe4 25. fxe4 1-0

[Event "COL-ch U1700"]
[Site "Pereira"]
[Date "2022.02.18"]
[Round "5"]
[White "Lopez Mahecha, Natalia"]
[Black "Valcarcel Sierra, Gustavo"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "1086"]
[BlackElo "1483"]
[PlyCount "54"]
[EventDate "2022.02.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. e4 g6 2. d4 d6 3. Nf3 Bg7 4. Nc3 Nd7 5. Be3 a6 6. Bc4 e6 7. 0-0 Ngf6 8. e5 dxe5 9. Nxe5 0-0 10. f4 Nxe5 11. fxe5 Nd5 12. Nxd5 exd5 13. Bb3 c6 14. Qd2 Bf5 15. Qb4 a5 16. Qxb7 a4 17. Qxc6 axb3 18. axb3 Rxa1 19. Rxa1 Be4 20. c4 Qh4 21. Qd7 Qh5 22. Re1 Qh4 23. g3 Qh5 24. c5 f5 25. Qb5 Qf3 26. Qf1 Qh1+ 27. Kf2 Qxh2+ 0-1

[Event "COL-ch U1700"]
[Site "Pereira"]
[Date "2022.02.17"]
[Round "2"]
[White "Lopez Mahecha, Natalia"]
[Black "Montoya, Ricardo"]
[Result "0-1"]
[ECO "B34"]
[WhiteElo "1086"]
[BlackElo "1604"]
[PlyCount "62"]
[EventDate "2022.02.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Be3 Bg7 6. Nc3 Nf6 7. Be2 0-0 8. Qd2 d5 9. exd5 Nxd5 10. Nxc6 bxc6 11. Bd4 Nxc3 12. Bxg7 Qxd2+ 13. Kxd2 Ne4+ 14. Ke3 Kxg7 15. Kxe4 Bf5+ 16. Ke3 Bxc2 17. Rac1 Ba4 18. b3 Bb5 19. Bf3 Rac8 20. a4 Ba6 21. Bxc6 Rb8 22. Rc3 Rb4 23. Rb1 Rfb8 24. Kd2 Rd8+ 25. Kc2 Rbd4 26. Re1 Rd2+ 27. Kc1 Kf8 28. Rc2 Rxc2+ 29. Kxc2 Rc8 30. b4 Rxc6+ 31. Kb3 Bc4+ 0-1

[Event "COL-ch U1700"]
[Site "Pereira"]
[Date "2022.02.17"]
[Round "3"]
[White "Pena, Luis Orlando"]
[Black "Lopez Mahecha, Natalia"]
[Result "1-0"]
[ECO "C65"]
[WhiteElo "1465"]
[BlackElo "1086"]
[PlyCount "39"]
[EventDate "2022.02.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. 0-0 Bd6 5. Re1 0-0 6. c3 a6 7. Bxc6 dxc6 8. d4 Re8 9. dxe5 Bxe5 10. Qxd8 Bxh2+ 11. Nxh2 Rxd8 12. Bg5 Rd6 13. Bxf6 Rxf6 14. Nd2 Rg6 15. Re3 Be6 16. Rae1 Rd8 17. Nhf3 Bh3 18. g3 Rgd6 19. Nc4 Re6 20. Nd4 1-0

[Event "COL-ch U1700"]
[Site "Pereira"]
[Date "2022.02.16"]
[Round "1"]
[White "Lopez Mahecha, Natalia"]
[Black "Leal Ortega, Jose del Carmen"]
[Result "1-0"]
[ECO "B34"]
[WhiteElo "1086"]
[BlackElo "1606"]
[PlyCount "92"]
[EventDate "2022.02.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Bg7 5. Be3 Nf6 6. Be2 Nc6 7. Nc3 Qa5 8. Qd2 Nxe4 9. Nxe4 Qxd2+ 10. Kxd2 Nxd4 11. Bc4 0-0 12. c3 Nc6 13. h4 d6 14. Ke2 h5 15. Ng5 Ne5 16. Bb3 b6 17. f4 Ba6+ 18. Kd2 Nc4+ 19. Bxc4 Bxc4 20. Rhe1 Rad8 21. b3 Ba6 22. Rad1 e5 23. Kc2 Rc8 24. c4 Rfd8 25. Bc1 Bb7 26. g3 d5 27. fxe5 dxc4 28. Rxd8+ Rxd8 29. bxc4 Rc8 30. Kb3 Ba6 31. e6 Bxc4+ 32. Ka3 fxe6 33. Bf4 Rc5 34. Nxe6 Bxe6 35. Rxe6 Kf7 36. Rd6 Bf8 37. Rd7+ Be7 38. Kb3 Rb5+ 39. Kc4 Rc5+ 40. Kd3 Ra5 41. Bg5 Re5 42. Kd4 Re1 43. Kc4 Ke8 44. Rxe7+ Rxe7 45. Bxe7 Kxe7 46. Kb5 Ke6 1-0

[Event "Ibague op"]
[Site "Ibague"]
[Date "2021.10.24"]
[Round "9"]
[White "Ipus Roa, Andres Felipe"]
[Black "Lopez Mahecha, Natalia"]
[Result "0-1"]
[ECO "C55"]
[WhiteElo "1600"]
[BlackElo "1094"]
[PlyCount "66"]
[EventDate "2021.10.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. c3 d5 5. exd5 Nxd5 6. 0-0 Be7 7. d4 e4 8. Ne5 Nxe5 9. dxe5 c6 10. Qc2 e3 11. Bxd5 exf2+ 12. Qxf2 Qxd5 13. b4 Be6 14. Bf4 0-0 15. Qg3 Rfd8 16. Nd2 Qd3 17. Rf3 Qg6 18. Ne4 Qxg3 19. Rxg3 g6 20. Bg5 Bxg5 21. Nxg5 Re8 22. Rf1 Bxa2 23. Rgf3 f5 24. exf6 Rf8 25. f7+ Kg7 26. R1f2 Bd5 27. Rh3 h6 28. Re3 hxg5 29. Re7 b5 30. g3 Rxf7 31. Rfxf7+ Bxf7 32. Rc7 a5 33. Rxc6 a4 0-1

[Event "Ibague op"]
[Site "Ibague"]
[Date "2021.10.23"]
[Round "7"]
[White "Lopez Mahecha, Natalia"]
[Black "Medina Campos, Jesus David"]
[Result "0-1"]
[ECO "C15"]
[WhiteElo "1094"]
[PlyCount "72"]
[EventDate "2021.10.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. Bd3 dxe4 5. Bxe4 Nf6 6. Bf3 Nd5 7. Nge2 Nxc3 8. Nxc3 Bxc3+ 9. bxc3 Nd7 10. Ba3 c6 11. 0-0 Qa5 12. Bb4 Qa4 13. Qb1 a5 14. Bd6 Ra6 15. Qb3 Nb6 16. Be2 Qxb3 17. cxb3 Ra8 18. f4 a4 19. b4 Nd5 20. c4 Kd7 21. c5 b6 22. Bd3 Ba6 23. Bxa6 Rxa6 24. Rf3 b5 25. f5 exf5 26. Rxf5 f6 27. Rf3 Nxb4 28. a3 Nc2 29. Rd1 Re8 30. Rd2 Ne3 31. Re2 Nd5 32. Rxe8 Kxe8 33. Rg3 Kf7 34. Kf2 b4 35. Rf3 b3 36. Rd3 Ra7 0-1

[Event "Ibague op"]
[Site "Ibague"]
[Date "2021.10.22"]
[Round "5"]
[White "Lopez Mahecha, Natalia"]
[Black "Rubio Bahamon, Juan Esteban"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "1094"]
[PlyCount "67"]
[EventDate "2021.10.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. Nf3 Bg4 4. Be2 c6 5. dxc6 Nxc6 6. h3 Bf5 7. c3 e5 8. d4 exd4 9. Nxd4 Nxd4 10. Qxd4 Be7 11. Be3 0-0 12. Qxd8 Rfxd8 13. 0-0 b6 14. Nd2 Nd5 15. Bd4 Rac8 16. Rfe1 Bf6 17. Nb3 Bg5 18. Bf3 Nf6 19. Re5 g6 20. g4 Nd7 21. Rd5 Nf6 22. Rxd8+ Rxd8 23. gxf5 gxf5 24. Rd1 Ne4 25. Be3 Re8 26. Bxe4 Bxe3 27. Bxf5 Bg5 28. Rd3 Bh4 29. Re3 Rd8 30. Nd4 Kg7 31. Bg4 Kg6 32. Nf5 Kg5 33. Nxh4 Kxh4 34. Re5 1-0

[Event "Ibague op"]
[Site "Ibague"]
[Date "2021.10.21"]
[Round "4"]
[White "Bernal Parra, Eliana Valentina"]
[Black "Lopez Mahecha, Natalia"]
[Result "1-0"]
[ECO "C55"]
[WhiteElo "1504"]
[BlackElo "1094"]
[PlyCount "43"]
[EventDate "2021.10.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. c3 0-0 6. 0-0 h6 7. Nbd2 d6 8. Re1 Na5 9. Bb5 c6 10. Ba4 b5 11. Bc2 Re8 12. d4 exd4 13. cxd4 Bf8 14. Nf1 Bg4 15. h3 Bh5 16. Ng3 Bg6 17. Qd2 Nc4 18. Qc3 d5 19. e5 Bxc2 20. Qxc2 Nd7 21. b3 Ncb6 22. Qxc6 1-0

[Event "Ibague op"]
[Site "Ibague"]
[Date "2021.10.21"]
[Round "3"]
[White "Lopez Mahecha, Natalia"]
[Black "Ovalle Rocha, Juan Diego"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "1094"]
[PlyCount "55"]
[EventDate "2021.10.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 d6 4. d4 Bg4 5. d5 Nd4 6. Nbd2 Nf6 7. h3 Bxf3 8. Nxf3 Nxe4 9. Nxd4 exd4 10. Qxd4 Qe7 11. 0-0 Nc5 12. Bd2 0-0-0 13. b4 Qe4 14. Be3 Qxd4 15. Bxd4 Ne4 16. Bd3 c5 17. bxc5 dxc5 18. Bxe4 cxd4 19. Rab1 Kb8 20. Rb3 Re8 21. Bf3 Rc8 22. Rc1 d3 23. Rxd3 Bd6 24. c4 Rc7 25. Rb3 b6 26. Bg4 Re8 27. a4 Rxc4 28. Ra1 1-0

[Event "Ibague op"]
[Site "Ibague"]
[Date "2021.10.20"]
[Round "2"]
[White "Gomez Perdomo, Jonathan"]
[Black "Lopez Mahecha, Natalia"]
[Result "1-0"]
[ECO "A45"]
[WhiteElo "1720"]
[BlackElo "1094"]
[PlyCount "29"]
[EventDate "2021.10.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. d4 Nf6 2. Nc3 e6 3. e4 Bb4 4. e5 Nd5 5. Bd2 Nxc3 6. bxc3 Ba5 7. Bd3 d5 8. Qg4 g6 9. Ne2 0-0 10. Bh6 Re8 11. Bg5 Qd7 12. Bf6 c6 13. Qg5 Bd8 14. Qh6 Bxf6 15. exf6 1-0

[Event "Ibague op"]
[Site "Ibague"]
[Date "2021.10.20"]
[Round "1"]
[White "Lopez Mahecha, Natalia"]
[Black "Cely, Juan Carlos"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "1094"]
[BlackElo "1877"]
[PlyCount "29"]
[EventDate "2021.10.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. Nf3 Nf6 5. Be2 Bf5 6. d4 c6 7. 0-0 e6 8. Bd3 Bg4 9. h3 Bh5 10. Bd2 Qc7 11. a3 Be7 12. Be2 0-0 13. Bg5 Nbd7 14. Bd3 Bg6 15. Bxg6 0-1

[Event "COL-ch sf (Women)"]
[Site "Santa Rosa"]
[Date "2021.08.16"]
[Round "8"]
[White "Tipiani Martinez, Paula Sofia"]
[Black "Lopez Mahecha, Natalia"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "1240"]
[BlackElo "1099"]
[PlyCount "69"]
[EventDate "2021.08.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. cxd4 Bb4+ 7. Bd2 Bxd2+ 8. Nbxd2 d5 9. exd5 Nxd5 10. 0-0 0-0 11. Re1 Nb6 12. Re4 Nxc4 13. Nxc4 Qd5 14. Qe2 Bf5 15. Re3 Nxd4 16. Nxd4 Qxd4 17. Rd1 Qf6 18. Re7 Be6 19. Rxc7 Rfc8 20. Rxc8+ Rxc8 21. Nd6 Rd8 22. Nxb7 Rxd1+ 23. Qxd1 Bxa2 24. Qa4 Qe7 25. h3 g6 26. Qxa7 Bd5 27. Qb8+ Kg7 28. Nd8 Qe1+ 29. Kh2 Qxf2 30. Qe5+ f6 31. Qxd5 Qf4+ 32. g3 Qb4 33. Qb7+ Qxb7 34. Nxb7 Kf7 35. Kg2 1-0

[Event "COL-ch sf (Women)"]
[Site "Santa Rosa"]
[Date "2021.08.15"]
[Round "6"]
[White "Caicedo Anguila, Juliana Andrea"]
[Black "Lopez Mahecha, Natalia"]
[Result "1-0"]
[ECO "E34"]
[WhiteElo "1629"]
[BlackElo "1099"]
[PlyCount "38"]
[EventDate "2021.08.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. e3 b6 6. a3 Bxc3+ 7. bxc3 Ba6 8. Be2 Nc6 9. cxd5 Bxe2 10. Qxe2 Qxd5 11. Nf3 e5 12. 0-0 exd4 13. exd4+ Qe4 14. Qxe4+ Nxe4 15. Re1 f5 16. Ng5 Kd7 17. Nxe4 Rhe8 18. Nf6+ Kd6 19. Bf4+ Ne5 1-0

[Event "COL-ch sf (Women)"]
[Site "Santa Rosa"]
[Date "2021.08.15"]
[Round "7"]
[White "Lopez Mahecha, Natalia"]
[Black "Acosta, Mariana"]
[Result "0-1"]
[ECO "B41"]
[WhiteElo "1099"]
[BlackElo "1245"]
[PlyCount "77"]
[EventDate "2021.08.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. c4 Qc7 6. Be2 Nf6 7. Nc3 Bb4 8. Bd2 0-0 9. Qc2 Nc6 10. Nxc6 dxc6 11. 0-0-0 e5 12. Qb3 Be7 13. Rhf1 b5 14. f4 b4 15. Na4 c5 16. fxe5 Qxe5 17. Nb6 Ra7 18. Nxc8 Rxc8 19. Rfe1 Qxe4 20. Bf3 Qg6 21. Be3 h6 22. a3 a5 23. Qa4 Qf5 24. axb4 Ng4 25. Bxc5 Bxc5 26. Re8+ Rxe8 27. Qxe8+ Bf8 28. b5 Qf4+ 29. Kb1 Re7 30. Qd8 Qxc4 31. Qxa5 Nf2 32. Rc1 Qd3+ 33. Ka1 Re5 34. Bc6 Qe3 35. Qc3 Qa7+ 36. Kb1 Rc5 37. Qe1 Nd3 38. Rxc5 Nxe1 39. Rc3 0-1

[Event "COL-ch sf (Women)"]
[Site "Santa Rosa"]
[Date "2021.08.14"]
[Round "4"]
[White "Gomez Saenz, Manuela"]
[Black "Lopez Mahecha, Natalia"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "1547"]
[BlackElo "1099"]
[PlyCount "47"]
[EventDate "2021.08.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 d6 6. b4 Bb6 7. a4 a5 8. b5 Ne7 9. 0-0 h6 10. Re1 0-0 11. Nbd2 Ng6 12. Nf1 Re8 13. Qb3 Be6 14. Be3 Bxe3 15. Nxe3 Qd7 16. Nd2 Rad8 17. d4 exd4 18. cxd4 Bxc4 19. Nexc4 d5 20. exd5 Rxe1+ 21. Rxe1 Qxd5 22. Nxa5 Qxd4 23. Nf3 Qa7 24. Nc4 0-1

[Event "COL-ch sf (Women)"]
[Site "Santa Rosa"]
[Date "2021.08.14"]
[Round "5"]
[White "Lopez Mahecha, Natalia"]
[Black "Andrade, Maria Alejandra"]
[Result "0-1"]
[ECO "B37"]
[WhiteElo "1099"]
[BlackElo "1693"]
[PlyCount "48"]
[EventDate "2021.08.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. c4 Nc6 4. d4 cxd4 5. Nxd4 g6 6. Nc2 Bg7 7. Nc3 Nf6 8. Be2 0-0 9. Be3 Be6 10. Qd2 Ne5 11. c5 dxc5 12. Qxd8 Rfxd8 13. Bxc5 Bf8 14. 0-0 Bc4 15. Bxc4 Nxc4 16. b3 Nd2 17. Rfe1 Rac8 18. Bb4 e5 19. Bxf8 Kxf8 20. Re3 Ndxe4 21. Nxe4 Nxe4 22. Rxe4 Rxc2 23. Rae1 Rdd2 24. Rxe5 Rxf2 0-1

[Event "COL-ch sf (Women)"]
[Site "Santa Rosa"]
[Date "2021.08.13"]
[Round "2"]
[White "Jaramillo, Amparo"]
[Black "Lopez Mahecha, Natalia"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "1355"]
[BlackElo "1099"]
[PlyCount "55"]
[EventDate "2021.08.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 Nf6 5. a4 d6 6. c3 a5 7. Nbd2 0-0 8. Nf1 Ng4 9. d4 exd4 10. cxd4 Nxf2 11. Kxf2 Nxd4 12. Be3 Nxf3 13. Qxf3 Bxe3+ 14. Nxe3 Be6 15. Rhf1 Qe7 16. Kg1 Bxc4 17. Nxc4 c6 18. Qf4 d5 19. exd5 cxd5 20. Qd6 Qxd6 21. Nxd6 b6 22. Rad1 Rad8 23. Nb5 Rfe8 24. Rf5 d4 25. Rxd4 Rxd4 26. Nxd4 Re4 27. Rd5 Kf8 28. Kf2 1-0

[Event "COL-ch sf (Women)"]
[Site "Santa Rosa"]
[Date "2021.08.13"]
[Round "3"]
[White "Lopez Mahecha, Natalia"]
[Black "Causil Pastrana, Xiomara Rosa"]
[Result "1-0"]
[ECO "C01"]
[WhiteElo "1099"]
[PlyCount "79"]
[EventDate "2021.08.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Ne7 5. c4 c6 6. Nc3 Bg4 7. cxd5 Nxd5 8. Nxd5 Bxf3 9. Qxf3 cxd5 10. Bb5+ Nc6 11. 0-0 Be7 12. Qg3 0-0 13. Bxc6 bxc6 14. Re1 Bf6 15. Qg4 g6 16. Bf4 Re8 17. Be5 Qa5 18. g3 Bg7 19. a3 Qd2 20. Qe2 Qg5 21. Qa6 Qd2 22. Re2 Qg5 23. Rae1 Bxe5 24. f4 Bxd4+ 25. Kf1 Qg4 26. Rxe8+ Rxe8 27. Rxe8+ Kg7 28. Qe2 Qh3+ 29. Ke1 Qf5 30. Kd2 Bxb2 31. Qe7 Kh6 32. Qxa7 Qf6 33. Qe3 Bxa3 34. Qxa3 Qf5 35. Rh8 g5 36. Qf8+ Kh5 37. Qg7 Kg4 38. Qxg5+ Qxg5 39. fxg5 Kxg5 40. Rxh7 1-0

[Event "COL-ch sf (Women)"]
[Site "Santa Rosa"]
[Date "2021.08.12"]
[Round "1"]
[White "Lopez Mahecha, Natalia"]
[Black "Pinillo Canon, Silvana"]
[Result "0-1"]
[ECO "C42"]
[WhiteElo "1099"]
[BlackElo "1795"]
[PlyCount "54"]
[EventDate "2021.08.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Nc3 Bb4 5. 0-0 0-0 6. d4 exd4 7. Nxd4 Bxc3 8. Nxc6 dxc6 9. Qxd8 Rxd8 10. bxc3 Nxe4 11. Bb2 Bf5 12. Bd3 Rd7 13. f3 Nd6 14. Rad1 Rad8 15. Bxf5 Nxf5 16. Rxd7 Rxd7 17. g4 Nd6 18. Rd1 Kf8 19. c4 c5 20. Kf2 f6 21. a4 Ke8 22. Ba3 b6 23. a5 Nxc4 24. Rxd7 Kxd7 25. axb6 cxb6 26. Bc1 a5 27. Ke2 a4 0-1

[Event "COL-ch Amateur U1700"]
[Site "Paipa"]
[Date "2020.03.01"]
[Round "9"]
[White "Lopez Mahecha, Natalia"]
[Black "Arevalo Munar, Stephania"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "1361"]
[BlackElo "1401"]
[PlyCount "54"]
[EventDate "2020.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. c3 d6 6. d4 d5 7. exd5 exd4 8. dxc6 bxc6 9. cxd4 Bxd4 10. Qe2+ Qe7 11. Qxe7+ Kxe7 12. Nxd4 Bd7 13. 0-0 c5 14. Re1+ Kd8 15. Nb3 Rf8 16. Bg5 h6 17. Bxf6+ gxf6 18. Nxc5 Bc6 19. Nd3 Rb8 20. b3 Re8 21. Bxf7 Rxe1+ 22. Nxe1 Ke7 23. Bh5 Rd8 24. Nc3 Rd6 25. h3 Ke6 26. Rd1 Rxd1 27. Bxd1 a5 1-0

[Event "COL-ch Amateur U1700"]
[Site "Paipa"]
[Date "2020.02.28"]
[Round "5"]
[White "Susunaga Duran, Madelen Fernanda"]
[Black "Lopez Mahecha, Natalia"]
[Result "0-1"]
[ECO "C57"]
[WhiteElo "1063"]
[BlackElo "1361"]
[PlyCount "128"]
[EventDate "2020.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Nxd5 6. Qf3 Qxg5 7. Bxd5 Qf6 8. Bxc6+ Qxc6 9. Qxc6+ bxc6 10. 0-0 Bd6 11. Re1 0-0 12. Nc3 Bf5 13. d3 Rfe8 14. Ne4 Bb4 15. c3 Ba5 16. Ng3 Bxd3 17. f4 exf4 18. Bxf4 Rxe1+ 19. Rxe1 Rd8 20. Rd1 Rd5 21. Re1 h6 22. Re7 Bb6+ 23. Kh1 Bc4 24. h3 Rd1+ 25. Kh2 Bxa2 26. Re8+ Kh7 27. Nf5 Bd5 28. Be3 Bxe3 29. Nxe3 Rd2 30. c4 Be6 31. Ra8 Rxb2 32. Rxa7 Rb3 33. Nf1 Rc3 34. Rxc7 Rxc4 35. Nd2 Rc2 36. Nf3 c5 37. Kg1 Kg6 38. Ne5+ Kf6 39. Nd7+ Bxd7 40. Rxd7 Ke5 41. Kf1 c4 42. g4 c3 43. Re7+ Kf6 44. Re3 Rc1+ 45. Ke2 Rc2+ 46. Kd1 Rd2+ 47. Kc1 Kg5 48. Rxc3 Rd5 49. Rc7 Rd3 50. Rxf7 Kg6 51. Rc7 Rxh3 52. Rc6+ Kg5 53. Rc7 g6 54. Rc6 Rg3 55. Rc5+ Kxg4 56. Rc4+ Kh3 57. Kd1 g5 58. Ke1 Rf3 59. Ke2 g4 60. Rc5 Kg2 61. Rc4 h5 62. Rc5 h4 63. Rg5 Rf4 64. Ra5 g3 0-1

[Event "COL-ch Amateur U1700"]
[Site "Paipa"]
[Date "2020.02.27"]
[Round "3"]
[White "Ramos Ortiz, Carlos Alberto"]
[Black "Lopez Mahecha, Natalia"]
[Result "1-0"]
[ECO "A29"]
[WhiteElo "1501"]
[BlackElo "1361"]
[PlyCount "49"]
[EventDate "2020.02.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. g3 d5 5. cxd5 Nxd5 6. Bg2 Nxc3 7. bxc3 Bd6 8. 0-0 0-0 9. Rb1 Be6 10. Rxb7 Bxa2 11. Qa4 Bd5 12. e4 Bc4 13. Qxc6 Bxf1 14. Bxf1 a5 15. Bb5 a4 16. Bxa4 Rb8 17. d3 Qc8 18. Rxb8 Qxb8 19. Bb5 Qb6 20. Qxb6 cxb6 21. Be3 Rc8 22. Bc4 Kh8 23. Ng5 Bb8 24. Nxf7+ Kg8 25. Nd6+ 1-0

[Event "COL-ch U20 Girls"]
[Site "Tolima"]
[Date "2020.02.15"]
[Round "6"]
[White "Lopez Mahecha, Natalia"]
[Black "Medina Baquiro, Paula Andrea"]
[Result "0-1"]
[ECO "C50"]
[WhiteElo "1361"]
[BlackElo "1261"]
[PlyCount "37"]
[EventDate "2020.02.12"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 d6 4. h3 Nf6 5. Nc3 Be7 6. Ng5 0-0 7. Nxf7 Rxf7 8. Bxf7+ Kxf7 9. 0-0 Be6 10. d3 h6 11. Be3 Qd7 12. Qf3 Kg8 13. Qg3 Nh5 14. Qg6 Nf4 15. Qg3 Rf8 16. Kh2 Bg5 17. Rad1 Nh5 18. Qxg5 hxg5 19. Bxg5 0-1

[Event "COL-ch U20 Girls"]
[Site "Tolima"]
[Date "2020.02.15"]
[Round "7"]
[White "Quevedo Bonilla, Paula Thaliana"]
[Black "Lopez Mahecha, Natalia"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "1332"]
[BlackElo "1361"]
[PlyCount "108"]
[EventDate "2020.02.12"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. c3 h6 6. d4 exd4 7. cxd4 Bb4+ 8. Nc3 Nxe4 9. 0-0 Nxc3 10. bxc3 Bxc3 11. Rb1 0-0 12. Qb3 Bxd4 13. Ba3 d6 14. Bc1 Qf6 15. Bd3 Bf5 16. Qc2 Bxd3 17. Qxd3 Ne5 18. Nxe5 Bxe5 19. h3 d5 20. Qxd5 Bd6 21. Rxb7 Qe5 22. Qxe5 Bxe5 23. Re1 Rfd8 24. Ba3 Rd3 25. Bb4 Bc3 26. Bxc3 Rxc3 27. a4 Ra3 28. Re4 Ra1+ 29. Kh2 Ra2 30. f3 Rc2 31. a5 Rc5 32. Re7 Rxa5 33. Rbxc7 Ra1 34. Rxf7 Kh8 35. Rxg7 a5 36. Rh7+ Kg8 37. Rcg7+ Kf8 38. Rb7 Kg8 39. Rxh6 a4 40. Rg6+ Kf8 41. Rh7 Re8 42. Ra6 Re7 43. Ra8+ Re8 44. Rh8+ Kf7 45. Rhxe8 Rc1 46. Reb8 Rc4 47. Rb6 Rc7 48. Rxa4 Ke7 49. Rh4 Kd8 50. Rh7 Rxh7 51. Re6 Kd7 52. Rb6 Ke8 53. g4 Ke7 54. Rb7+ Kf6 1-0

[Event "COL-ch U20 Girls"]
[Site "Tolima"]
[Date "2020.02.14"]
[Round "4"]
[White "Lopez Mahecha, Natalia"]
[Black "Susunaga Duran, Madelen Fernanda"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "1361"]
[BlackElo "1017"]
[PlyCount "60"]
[EventDate "2020.02.12"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 d6 5. h3 h6 6. 0-0 Nf6 7. Re1 0-0 8. c3 Be6 9. Bb3 Qd7 10. Bxe6 fxe6 11. d4 exd4 12. cxd4 Bb4 13. Bd2 Bxd2 14. Qxd2 Rf7 15. e5 dxe5 16. dxe5 Qxd2 17. Nbxd2 Nd7 18. g3 Nb4 19. Nd4 c5 20. a3 Nd3 21. Re3 N7xe5 22. Nxe6 Rxf2 23. Nxc5 Rxd2 24. Rf1 Nxc5 25. Rxe5 Rc8 26. b4 Nd3 27. Rd5 Rcc2 28. Rf3 Rg2+ 29. Kf1 Rgd2 30. Rdxd3 Rc1# 0-1

[Event "COL-ch U20 Girls"]
[Site "Tolima"]
[Date "2020.02.13"]
[Round "3"]
[White "Carrillo Riano, Karen Sofia"]
[Black "Lopez Mahecha, Natalia"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "1284"]
[BlackElo "1361"]
[PlyCount "73"]
[EventDate "2020.02.12"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. c3 h6 6. Nbd2 0-0 7. Nf1 Re8 8. Ng3 d6 9. h3 Be6 10. Bb5 a6 11. Ba4 b5 12. Bc2 d5 13. 0-0 d4 14. Bd2 dxc3 15. Bxc3 Bc8 16. Qc1 Nd4 17. Nxd4 Bxd4 18. Qd2 Bxc3 19. Qxc3 Qd4 20. Qxc7 Qxb2 21. Bb3 Be6 22. Bxe6 Rxe6 23. Qc1 Qd4 24. Qc2 Ree8 25. Nf5 Qb4 26. Rab1 Qa4 27. Qxa4 bxa4 28. Rfc1 Red8 29. Rc3 Nh5 30. g3 Rdc8 31. Ne7+ Kh7 32. Rxc8 Ra7 33. Nd5 Re7 34. Ra8 Re6 35. Rb6 Rg6 36. Rxg6 Kxg6 37. Rxa6+ 1-0

[Event "COL-ch U20 Girls"]
[Site "Tolima"]
[Date "2020.02.13"]
[Round "2"]
[White "Lopez Mahecha, Natalia"]
[Black "Ramos Rocha, Natalia"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "1361"]
[BlackElo "1199"]
[PlyCount "102"]
[EventDate "2020.02.12"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. 0-0 d6 5. h3 Nf6 6. d3 h6 7. c3 Bb6 8. Re1 0-0 9. Be3 Bxe3 10. Rxe3 Re8 11. d4 exd4 12. cxd4 Nxe4 13. Bd5 Nf6 14. Rxe8+ Qxe8 15. Bc4 Bf5 16. Nc3 Rd8 17. d5 Ne5 18. Nxe5 dxe5 19. Qe2 c6 20. dxc6 Qxc6 21. Bd3 Bxd3 22. Qxe5 Re8 23. Qg3 Qb6 24. Qxd3 Qxb2 25. Rb1 Qa3 26. Rxb7 Rc8 27. Rb3 Qc1+ 28. Kh2 Qf4+ 29. Qg3 Qxg3+ 30. Kxg3 Rxc3+ 31. Rxc3 Ne4+ 32. Kh2 Nxc3 33. a3 Kf8 34. Kg3 Ke7 35. Kf3 Ke6 36. Kg4 g6 37. f4 h5+ 38. Kg5 Ne4+ 39. Kh4 Kf5 40. g4+ hxg4 41. hxg4+ Kxf4 42. Kh3 Nf2+ 43. Kg2 Nxg4 44. Kf1 f5 45. Kg2 Ne3+ 46. Kf2 g5 47. Kg1 Kg3 48. a4 f4 49. a5 f3 50. a6 f2+ 51. Kh1 f1Q# 0-1

[Event "COL-ch U20 Girls"]
[Site "Tolima"]
[Date "2020.02.12"]
[Round "1"]
[White "Perez Valcarcel, Maria Jose"]
[Black "Lopez Mahecha, Natalia"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "1443"]
[BlackElo "1361"]
[PlyCount "49"]
[EventDate "2020.02.12"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 e5 2. Bc4 Nf6 3. d3 Bc5 4. Nf3 Nc6 5. 0-0 0-0 6. c3 h6 7. h3 Bb6 8. Re1 d6 9. Nbd2 Be6 10. Bb3 d5 11. exd5 Bxd5 12. c4 Be6 13. Ne4 Nxe4 14. Rxe4 Qd6 15. Rh4 Qc5 16. Be3 Nd4 17. Nxd4 exd4 18. Bxd4 Qg5 19. Rh5 Qg6 20. c5 Rfd8 21. Be3 Rxd3 22. Qe2 Ba5 23. Bc2 Bf5 24. Rxf5 Qxf5 25. Bxd3 1-0

[Event "Tolima Departament-ch U14"]
[Site "Tolima"]
[Date "2020.01.09"]
[Round "5"]
[White "Lopez Mahecha, Natalia"]
[Black "Ibague Mendieta, Angie Lorena"]
[Result "1-0"]
[ECO "C61"]
[WhiteElo "1361"]
[PlyCount "19"]
[EventDate "2020.01.07"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "COL"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nd4 4. Nxe5 Qh4 5. c3 Bc5 6. cxd4 Bxd4 7. Qf3 Bxf2+ 8. Kf1 d5 9. Qxf7+ Kd8 10. Qf8# 1-0

[Event "Tolima Departament-ch U14"]
[Site "Tolima"]
[Date "2020.01.09"]
[Round "4"]
[White "Varon Castaneda, Joseph Alejandro"]
[Black "Lopez Mahecha, Natalia"]
[Result "1-0"]
[ECO "C48"]
[WhiteElo "1105"]
[BlackElo "1361"]
[PlyCount "116"]
[EventDate "2020.01.07"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "COL"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. Bxc6+ bxc6 5. Nc3 Nf6 6. d3 h6 7. Be3 d5 8. 0-0 d4 9. Nxe5 dxc3 10. bxc3 Bd6 11. Nxc6 Bxh2+ 12. Kxh2 Qd6+ 13. e5 Qxc6 14. exf6 Qxf6 15. Bd4 Qg6 16. Qe2+ Kf8 17. Bc5+ Kg8 18. Qf3 Rb8 19. Bxa7 Bb7 20. Qg3 Qxg3+ 21. fxg3 Re8 22. Rae1 Ra8 23. Bc5 Rxa2 24. Re8+ Kh7 25. Re7 Rxc2 26. Rxc7 Rxc3 27. Rfxf7 Rg8 28. Bd4 Rxc7 29. Rxc7 Ba6 30. Rc3 Rd8 31. Bb6 Rxd3 32. Rc7 Kg6 33. Rc6+ Kh5 34. Kh3 Bb7 35. Rc5+ g5 36. Rc4 Bd5 37. Ra4 g4+ 38. Kh2 Rd2 39. Ra5 Kg6 40. Kg1 Rxg2+ 41. Kf1 Rxg3 42. Rxd5 Rf3+ 43. Kg2 Rf5 44. Rd6+ Rf6 45. Rd4 Rxb6 46. Rxg4+ Kh5 47. Ra4 Rb2+ 48. Kg3 Rb3+ 49. Kg2 Kg6 50. Ra5 Rb6 51. Kg3 h5 52. Kh3 Rf6 53. Kh4 Kh6 54. Kh3 Kg6 55. Kh4 Kh6 56. Rc5 Rf4+ 57. Kg3 h4+ 58. Kh3 Rf6 1-0

[Event "Tolima Departament-ch U14"]
[Site "Tolima"]
[Date "2020.01.08"]
[Round "3"]
[White "Lopez Mahecha, Natalia"]
[Black "Andrade Salcedo, Jorge Mario"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "1361"]
[PlyCount "98"]
[EventDate "2020.01.07"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "COL"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 d6 6. h3 0-0 7. 0-0 h6 8. d4 exd4 9. cxd4 Bb6 10. Nc3 Re8 11. Re1 Ba5 12. Bf4 Bxc3 13. bxc3 Nxe4 14. Qd3 Bf5 15. Bd5 Ng3 16. Qc4 Rxe1+ 17. Rxe1 Nh5 18. Bxf7+ Kh7 19. d5 Qd7 20. Bxh5 Na5 21. Qe2 g6 22. Qe7+ Qxe7 23. Rxe7+ Kg8 24. Bg4 Bxg4 25. hxg4 g5 26. Bg3 b6 27. Rxc7 a6 28. Bxd6 Rd8 29. Be5 Rxd5 30. Rg7+ Kf8 31. Rh7 Nc4 32. Rxh6 Nxe5 33. Nxg5 Rd1+ 34. Kh2 Nxg4+ 35. Kg3 Nxh6 36. Ne6+ Ke7 37. Nc7 Rd3+ 38. f3 Rxc3 39. Nxa6 Ra3 40. Nb4 Ra4 41. Nd5+ Kd6 42. Nxb6 Rb4 43. Nc8+ Kd7 44. Na7 Rb7 45. Kh4 Rxa7 46. Kh5 Ra6 47. g4 Ke7 48. Kh4 Ke6 49. Kh5 Nf7 0-1

[Event "Tolima Departament-ch U14"]
[Site "Tolima"]
[Date "2020.01.08"]
[Round "2"]
[White "Patino Escandon, Kevin Santiago"]
[Black "Lopez Mahecha, Natalia"]
[Result "0-1"]
[ECO "C50"]
[WhiteElo "1302"]
[BlackElo "1361"]
[PlyCount "58"]
[EventDate "2020.01.07"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "COL"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Bc5 4. Bc4 Nf6 5. d3 h6 6. h3 0-0 7. Be3 Bxe3 8. fxe3 d6 9. 0-0 Re8 10. d4 Be6 11. Bb3 Bxb3 12. axb3 exd4 13. Nxd4 Nxd4 14. exd4 Nxe4 15. Nxe4 Rxe4 16. Qd2 c5 17. Rae1 Rxe1 18. Rxe1 cxd4 19. Qxd4 Qf6 20. Qe3 Qe6 21. Qf2 Qd7 22. Qd2 Re8 23. Qc3 Rxe1+ 24. Qxe1 Qf5 25. Qe8+ Kh7 26. Qe1 Qc5+ 27. Qf2 Qxf2+ 28. Kxf2 Kg6 29. g3 f5 0-1

[Event "Tolima Departament-ch U14"]
[Site "Tolima"]
[Date "2020.01.07"]
[Round "1"]
[White "Lopez Mahecha, Natalia"]
[Black "Munoz Triana, Joseph Steve"]
[Result "0-1"]
[ECO "B30"]
[WhiteElo "1361"]
[BlackElo "1213"]
[PlyCount "90"]
[EventDate "2020.01.07"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "COL"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 g6 3. Bc4 Bg7 4. Nf3 Nc6 5. 0-0 d6 6. Ng5 Ne5 7. d3 Nxc4 8. dxc4 Nf6 9. h3 0-0 10. Re1 h6 11. Nf3 Be6 12. Nd5 Nxd5 13. exd5 Bf5 14. Rb1 Re8 15. b3 Qa5 16. a3 Qc3 17. Bd2 Qxc2 18. Qxc2 Bxc2 19. Rbc1 Bxb3 20. Bc3 Bxc3 21. Rxc3 Ba4 22. Rce3 b5 23. cxb5 Bxb5 24. Rxe7 Rxe7 25. Rxe7 a6 26. Rc7 Rd8 27. g4 Bc4 28. Ra7 Bxd5 29. Nd2 Re8 30. f3 Re1+ 31. Kf2 Rc1 32. Rxa6 Rc2 33. Ke1 Rc1+ 34. Kf2 Rc2 35. Ke1 Be6 36. Rxd6 c4 37. Rc6 c3 38. Ne4 Rc1+ 39. Kf2 c2 40. Nf6+ Kg7 41. Ne8+ Kf8 42. Nc7 Bb3 43. Rc3 Rb1 44. Re3 c1Q 45. Re8+ Kg7 0-1

