[Event "Rivera Huila Hernandez Memorial-B"]
[Site "Rivera Huila"]
[Date "2023.07.23"]
[Round "6"]
[White "Melgarejo Luna, Jonathan"]
[Black "Aguilar, Jordy Steeven"]
[Result "0-1"]
[ECO "B30"]
[WhiteElo "1631"]
[BlackElo "1565"]
[PlyCount "132"]
[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 Nc6 3. Bc4 e6 4. c3 d5 5. exd5 exd5 6. Bb3 Bg4 7. 0-0 Bd6 8. h3 Bh5 9. Bxd5 Nge7 10. Bc4 Bc7 11. Be2 Qd6 12. g3 0-0 13. d3 Qd7 14. Kg2 Rad8 15. Be3 f5 16. Bxc5 Rf6 17. Bd4 Bxf3+ 18. Bxf3 Nxd4 19. cxd4 f4 20. g4 Ng6 21. Nc3 Nh4+ 22. Kg1 Qxd4 23. Be4 f3 24. Qb3+ Kh8 25. Nd5 Bb8 26. Qc3 Rxd5 27. Bxd5 Qxd5 28. Qc8+ Qg8 29. Qxg8+ Kxg8 30. Rfc1 Be5 31. Rc4 h6 32. d4 Bd6 33. Re1 Ng6 34. Re3 Ne7 35. Ra4 a6 36. Ra5 g6 37. Kf1 Kf7 38. d5 Bb4 39. Ra4 Nxd5 40. Rd3 Ke6 41. Rxd5 Kxd5 42. Rxb4 b5 43. Kg1 Kc5 44. Rb3 h5 45. gxh5 gxh5 46. Re3 Rf5 47. h4 Kd4 48. Kh2 Rf4 49. Kg3 Rg4+ 50. Kh3 Rf4 51. Ra3 b4 52. Rxa6 Kd3 53. Rc6 Ke2 54. Rc2+ Kd1 55. Rc5 Ke2 56. Rc2+ Kd1 57. Rc5 Ke2 58. Rxh5 Kxf2 59. Re5 Kf1 60. Kg3 Rf8 61. h5 f2 62. Rc5 Ke2 63. Rc2+ Ke3 64. Rxf2 Rxf2 65. Kg4 Rxb2 66. h6 Rxa2 0-1

[Event "Rivera Huila Hernandez Memorial-B"]
[Site "Rivera Huila"]
[Date "2023.07.23"]
[Round "7"]
[White "Parra Pino, Jesus David"]
[Black "Melgarejo Luna, Jonathan"]
[Result "0-1"]
[ECO "C01"]
[WhiteElo "1365"]
[BlackElo "1631"]
[PlyCount "78"]
[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 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Bd6 5. Bd3 Nf6 6. 0-0 0-0 7. Nc3 Bg4 8. Bg5 c6 9. h3 Bh5 10. Re1 Nbd7 11. Be2 Qb6 12. Rb1 Rae8 13. Ne5 Bxe5 14. dxe5 Rxe5 15. Be3 Bxe2 16. Rxe2 Qa6 17. Bc5 Rfe8 18. Rxe5 Rxe5 19. Bd4 Re6 20. Qf3 Qc4 21. Bxa7 b6 22. Qg3 d4 23. Qf4 Qa6 24. Qxd4 Qxa7 25. g4 Qa5 26. b4 Qe5 27. Qxe5 Rxe5 28. Rd1 h6 29. f4 Re3 30. Nb1 Rxh3 31. Kg2 Re3 32. g5 Nd5 33. c4 Nxf4+ 34. Kf2 Re7 35. gxh6 g5 36. Nc3 Ne5 37. Rd8+ Kh7 38. Kg3 Nxc4 39. Rd4 Re3+ 0-1

[Event "Rivera Huila Hernandez Memorial-B"]
[Site "Rivera Huila"]
[Date "2023.07.22"]
[Round "4"]
[White "Aragon, Diego Fernando"]
[Black "Melgarejo Luna, Jonathan"]
[Result "0-1"]
[ECO "C15"]
[WhiteElo "1648"]
[BlackElo "1631"]
[PlyCount "78"]
[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 e6 2. d4 d5 3. Nc3 Bb4 4. Bd3 Nc6 5. Nf3 dxe4 6. Bxe4 Nf6 7. Bg5 h6 8. Bh4 g5 9. Bg3 Bd7 10. 0-0 Nxe4 11. Nxe4 f5 12. Ne5 h5 13. Nxc6 Bxc6 14. Be5 Rh6 15. Bg7 Rg6 16. Qxh5 Kf7 17. Bf6 Qg8 18. Nxg5+ Kxf6 19. f4 Bd5 20. c3 Bd6 21. g3 Qg7 22. b3 b5 23. Rac1 Ke7 24. c4 Rh8 25. Qd1 Ba3 26. Rc2 bxc4 27. bxc4 Ba8 28. Rc3 Bb4 29. Re3 c5 30. Rd3 cxd4 31. Rf2 Be4 32. Rxd4 Bc6 33. c5 Bxc5 34. Rc4 Bxf2+ 35. Kxf2 Qb2+ 36. Rc2 Rxh2+ 37. Ke3 Qxc2 38. Qe1 Qc5+ 39. Kd3 Bb5# 0-1

[Event "Rivera Huila Hernandez Memorial-B"]
[Site "Rivera Huila"]
[Date "2023.07.22"]
[Round "5"]
[White "Melgarejo Luna, Jonathan"]
[Black "Galindez Guerrero, Tania Isabela"]
[Result "1-0"]
[ECO "C51"]
[WhiteElo "1631"]
[BlackElo "1292"]
[PlyCount "35"]
[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. b4 Bxb4 5. c3 Bc5 6. d4 exd4 7. 0-0 Nf6 8. e5 d5 9. Bb5 Ne4 10. cxd4 Bb4 11. Qa4 a5 12. Bxc6+ bxc6 13. Qxc6+ Qd7 14. Qxa8 0-0 15. a3 Qb5 16. Qa7 Bb7 17. axb4 Ra8 18. Rxa5 1-0

[Event "Rivera Huila Hernandez Memorial-B"]
[Site "Rivera Huila"]
[Date "2023.07.21"]
[Round "2"]
[White "Melgarejo Luna, Jonathan"]
[Black "Gonzalez Gomez, Luis Eduardo"]
[Result "1/2-1/2"]
[ECO "C01"]
[WhiteElo "1631"]
[BlackElo "1600"]
[PlyCount "176"]
[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 e6 2. Nf3 d5 3. exd5 exd5 4. d4 Bd6 5. Bd3 Nf6 6. 0-0 0-0 7. Bg5 Bg4 8. Nbd2 Nbd7 9. c3 Re8 10. Qb3 Bxf3 11. Nxf3 Qc8 12. Rae1 c6 13. Rxe8+ Nxe8 14. c4 Ndf6 15. c5 Bc7 16. Qc2 h6 17. Bh4 Qg4 18. Re1 Kf8 19. Qe2 Qd7 20. Ne5 Bxe5 21. Qxe5 g5 22. Bg3 b6 23. h4 bxc5 24. hxg5 hxg5 25. dxc5 Qg4 26. a3 a5 27. Be2 Qe4 28. Qxg5 Ra7 29. Be5 Qg6 30. Qh4 Kg8 31. Bc3 Re7 32. Kh2 Re4 33. Qh3 Qg5 34. g3 d4 35. Bxa5 Qe5 36. Qf1 Qxc5 37. Bf3 Rxe1 38. Qxe1 Qd6 39. Qd2 Qe5 40. Bxc6 Ng4+ 41. Kg2 Nef6 42. Bf3 Ne4 43. Bxe4 Qxe4+ 44. f3 Ne3+ 45. Kf2 Qe5 46. Bb6 Nf5 47. Qg5+ Kf8 48. b4 f6 49. Bc5+ Kf7 50. Qh5+ Kg8 51. Qg4+ Kf7 52. Qf4 Qd5 53. Qd2 Qe5 54. Qf4 Qd5 55. Kg2 Qa2+ 56. Kh3 Ne3 57. Qc7+ Kg6 58. g4 Qg2+ 59. Kh4 Qxf3 60. Qg3 Ng2+ 61. Kh3 Nf4+ 62. Kh2 Qe2+ 63. Kh1 Qf1+ 64. Kh2 Qe2+ 65. Kg1 Qe4 66. Kh2 d3 67. Be3 Ne2 68. Qf2 Qe5+ 69. Kh3 Qe4 70. Qf5+ Qxf5 71. gxf5+ Kxf5 72. a4 Nc3 73. b5 Nxa4 74. Kg3 Ke4 75. Bd2 f5 76. Bf4 Kd4 77. Kf3 Kc3 78. Bc1 Nc5 79. Bf4 Kc4 80. b6 Kb5 81. b7 Nxb7 82. Bd2 Nc5 83. Kf4 Kc4 84. Kxf5 Kb3 85. Ke5 Kc2 86. Bh6 Nd7+ 87. Kd4 d2 88. Bxd2 Kxd2 1/2-1/2

[Event "Rivera Huila Hernandez Memorial-B"]
[Site "Rivera Huila"]
[Date "2023.07.21"]
[Round "3"]
[White "Susunaga Duran, Madelen Fernanda"]
[Black "Melgarejo Luna, Jonathan"]
[Result "1-0"]
[ECO "C10"]
[WhiteElo "1197"]
[BlackElo "1631"]
[PlyCount "81"]
[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 e6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nd7 5. Nf3 Ngf6 6. Ng3 b6 7. Be2 Bb7 8. 0-0 Be7 9. Re1 0-0 10. c4 c5 11. b3 cxd4 12. Nxd4 Bc5 13. Bf3 Qc7 14. Nb5 Qc8 15. Ne4 Nxe4 16. Bxe4 Bxe4 17. Rxe4 Nf6 18. Re2 a6 19. Nc3 Rd8 20. Rd2 Qc7 21. Qf3 Qe5 22. Re2 Qd4 23. Bb2 Qd6 24. h3 Bd4 25. Rd1 Qc7 26. Rxd4 Rxd4 27. Qxa8+ Rd8 28. Qxa6 Nh5 29. Re1 Nf4 30. Nb5 Qc6 31. f3 Ra8 32. Na7 Qc5+ 33. Kf1 Nh5 34. g4 Nf4 35. Qb7 Rd8 36. Nc6 Nxh3 37. Bd4 Qd6 38. Nxd8 Qxd8 39. Qxb6 Qa8 40. Kg2 Nf4+ 41. Kg3 1-0

[Event "COL-ch Amateur U1700"]
[Site "Paipa"]
[Date "2020.03.01"]
[Round "9"]
[White "Lopez Morales, Ruben Alfonso"]
[Black "Melgarejo Luna, Jonathan"]
[Result "0-1"]
[ECO "C02"]
[WhiteElo "1597"]
[BlackElo "1549"]
[PlyCount "56"]
[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 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. Be2 Bd7 7. 0-0 Rc8 8. Qb3 Qxb3 9. axb3 cxd4 10. Nxd4 Nxd4 11. cxd4 a6 12. f4 Nh6 13. Bd3 Bb4 14. Bd2 Bxd2 15. Nxd2 0-0 16. b4 Rc7 17. Rac1 Rfc8 18. Rxc7 Rxc7 19. h3 Nf5 20. Nb3 Ba4 21. Nc5 Be8 22. Bxf5 exf5 23. g4 b6 24. Nxa6 Ra7 25. gxf5 Rxa6 26. Rf2 Ra4 27. Rd2 Rxb4 28. Kf2 Bd7 0-1

[Event "COL-ch Amateur U1700"]
[Site "Paipa"]
[Date "2020.02.28"]
[Round "4"]
[White "Melgarejo Luna, Jonathan"]
[Black "Triana Castro, Francisco Javier"]
[Result "1/2-1/2"]
[ECO "B01"]
[WhiteElo "1549"]
[BlackElo "1668"]
[PlyCount "117"]
[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 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Nf6 5. Nf3 Bg4 6. h3 Bxf3 7. Qxf3 c6 8. Bd3 e6 9. Bd2 Nbd7 10. Qf4 Nd5 11. Nxd5 Qxd5 12. c4 Qd6 13. Qxd6 Bxd6 14. c5 Be7 15. g4 0-0-0 16. Ba5 Nxc5 17. Bxd8 Nxd3+ 18. Kd2 Nxf2 19. Bxe7 Nxh1 20. Rxh1 Kd7 21. Bb4 Rd8 22. Ke3 Ke8 23. Rf1 Rd5 24. Ke4 h5 25. Rf4 f6 26. Rf3 b6 27. Rc3 Kd7 28. Bf8 g6 29. Bg7 f5+ 30. gxf5 exf5+ 31. Kf4 Rd6 32. Re3 c5 33. dxc5 bxc5 34. Kg5 a6 35. Bf6 f4 36. Re7+ Kc6 37. Be5 Rd3 38. Bxf4 Rxh3 39. Kxg6 c4 40. Re5 c3 41. bxc3 Rxc3 42. Rxh5 Ra3 43. Rh2 Kb5 44. Rc2 Rd3 45. Kf5 a5 46. Ke4 Rd7 47. Bd2 Ka4 48. Ke3 Rd5 49. Ke4 Rd7 50. Ke5 Rd3 51. Bg5 Rd1 52. Be7 Rd3 53. Bd6 Rd1 54. Ke6 Re1+ 55. Kd7 Kb5 56. Rb2+ Ka4 57. Kc6 Rc1+ 58. Kb6 Rc6+ 59. Kxc6 1/2-1/2

[Event "COL-ch Amateur U1700"]
[Site "Paipa"]
[Date "2020.02.28"]
[Round "5"]
[White "Soto Ossa, Jose Yesid"]
[Black "Melgarejo Luna, Jonathan"]
[Result "1-0"]
[ECO "C06"]
[BlackElo "1549"]
[PlyCount "85"]
[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 e6 2. d4 d5 3. Bd3 Nf6 4. e5 Nfd7 5. Ne2 c5 6. c3 Nc6 7. Nd2 a6 8. 0-0 b5 9. f4 Qb6 10. Nf3 Bb7 11. Be3 Be7 12. Qd2 c4 13. Bc2 b4 14. f5 h6 15. fxe6 fxe6 16. Bg6+ Kd8 17. Kh1 Kc7 18. Nf4 Nf8 19. Qc2 Bg5 20. Rae1 Ne7 21. Bf7 Bxf4 22. Bxf4 g6 23. Bd2 b3 24. axb3 cxb3 25. Qb1 Nf5 26. g4 Ne7 27. Nh4 g5 28. Ng6 Nfxg6 29. Bxg6 Rad8 30. Rf7 Rd7 31. Ref1 Qa5 32. Bd3 Bc6 33. R1f6 Nc8 34. Qf1 Rxf7 35. Rxf7+ Bd7 36. Bxa6 Kc6 37. Bd3 Nb6 38. Kg2 Na4 39. Qa1 Be8 40. Rf6 Kd7 41. Qa3 h5 42. Qd6+ Kc8 43. Ba6+ 1-0

[Event "COL-ch Amateur U1700"]
[Site "Paipa"]
[Date "2020.02.27"]
[Round "3"]
[White "Ascanio Lugo, Juan Pablo"]
[Black "Melgarejo Luna, Jonathan"]
[Result "0-1"]
[ECO "D20"]
[WhiteElo "1625"]
[BlackElo "1549"]
[PlyCount "79"]
[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 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Bd6 5. c4 dxc4 6. Bxc4 Nf6 7. 0-0 0-0 8. Nc3 c6 9. Bg5 Bg4 10. Qd3 Nbd7 11. Bb3 Qc7 12. h3 Bh5 13. a3 h6 14. Bxf6 Nxf6 15. g4 Qb6 16. Bc4 Nxg4 17. hxg4 Bxg4 18. Ne4 Bf4 19. Ne5 Bf5 20. Nf6+ gxf6 21. Qxf5 fxe5 22. Bd3 Rfe8 23. dxe5 Bxe5 24. Kh1 Qd4 25. Rg1+ Kf8 26. Rg4 Qd5+ 27. f3 Bxb2 28. Rb1 Re5 29. Qf4 Rh5+ 30. Kg2 Be5 31. Qe4 Rh2+ 32. Kf1 Rd8 33. Rd1 Rh1+ 34. Rg1 Rxg1+ 35. Kxg1 Qxe4 36. fxe4 c5 37. Bc2 Rxd1+ 38. Bxd1 Kg7 39. Kg2 Kg6 40. Kf3 0-1

[Event "COL-ch Amateur U1700"]
[Site "Paipa"]
[Date "2020.02.27"]
[Round "2"]
[White "Melgarejo Luna, Jonathan"]
[Black "Siaucho, Pastor Emilio"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "1549"]
[BlackElo "1651"]
[PlyCount "79"]
[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 g6 2. d4 Bg7 3. c3 Nh6 4. Bf4 f6 5. Bc4 c6 6. Qc1 Nf7 7. Bxf7+ Kxf7 8. Bh6 d6 9. h4 Re8 10. Bxg7 Kxg7 11. h5 g5 12. f4 h6 13. Nf3 e5 14. dxe5 dxe5 15. f5 Na6 16. Qe3 Qe7 17. b4 Bd7 18. Nbd2 c5 19. a3 Bc6 20. 0-0 b6 21. Nc4 Ba4 22. Nfd2 Red8 23. Nb2 Be8 24. g4 Rac8 25. Rfd1 Rc7 26. Ndc4 Nb8 27. Rxd8 Qxd8 28. Rd1 Qe7 29. Rd2 cxb4 30. axb4 Bf7 31. Qe2 Nd7 32. Qd3 a5 33. Qd6 Qxd6 34. Nxd6 axb4 35. cxb4 Nb8 36. Kf2 Rd7 37. b5 Rc7 38. Na4 Nd7 39. Ke3 Bb3 40. Ne8+ 1-0

[Event "COL-ch Amateur U1700"]
[Site "Paipa"]
[Date "2020.02.26"]
[Round "1"]
[White "Moncada, Duvan Andres"]
[Black "Melgarejo Luna, Jonathan"]
[Result "0-1"]
[ECO "C01"]
[WhiteElo "1573"]
[BlackElo "1549"]
[PlyCount "86"]
[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 e6 2. d4 d5 3. Bd3 Nf6 4. e5 Nfd7 5. f4 c5 6. c3 Nc6 7. Nf3 Qb6 8. Bc2 cxd4 9. cxd4 Qa6 10. Bd3 Qb6 11. Bc2 Bb4+ 12. Nc3 f6 13. Qd3 Be7 14. a3 Na5 15. b4 Nc4 16. Bb3 Qc7 17. f5 Ndb6 18. 0-0 exf5 19. exf6 Bxf6 20. Re1+ Kf7 21. Nxd5 Nxd5 22. Bxc4 Rd8 23. Ng5+ Kg8 24. Bxd5+ Kh8 25. Nf7+ Kg8 26. Nxd8+ Kf8 27. Ne6+ Bxe6 28. Bxe6 g6 29. Bh6+ Bg7 30. Bxg7+ Qxg7 31. d5 Rd8 32. Rac1 Qe7 33. Qd4 Qh4 34. d6 Qxd4+ 35. Kf1 Qd3+ 36. Kg1 Rxd6 37. Rc7 Qd2 38. Kf1 Rxe6 39. Rxe6 Qf4+ 40. Ke2 Qxc7 41. Re3 Kf7 42. h3 h5 43. h4 Qh2 0-1

[Event "Tunja Boyaca op-B"]
[Site "Tunja"]
[Date "2019.08.02"]
[Round "4"]
[White "Campos Perilla, Ximena Estefania"]
[Black "Melgarejo Luna, Jonathan"]
[Result "0-1"]
[ECO "C01"]
[WhiteElo "1260"]
[BlackElo "1600"]
[PlyCount "108"]
[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. exd5 exd5 4. Nf3 Nf6 5. Bd3 Nc6 6. 0-0 Be7 7. Nc3 Bg4 8. h3 Bh5 9. Be2 0-0 10. Bf4 a6 11. Re1 Bb4 12. Ne5 Bxe2 13. Rxe2 Nxe5 14. dxe5 Bxc3 15. bxc3 Ne4 16. Qd4 c6 17. Rb1 b5 18. f3 Ng5 19. Bxg5 Qxg5 20. f4 Qe7 21. f5 Qa7 22. Rbe1 Rfe8 23. Kh1 Qxd4 24. cxd4 a5 25. e6 fxe6 26. Rxe6 Kf7 27. g4 Rac8 28. g5 g6 29. Rf6+ Kg7 30. Re5 gxf5 31. Rexf5 Rf8 32. Kg2 Rxf6 33. gxf6+ Kg6 34. Rf1 Rf8 35. h4 Rxf6 36. Rxf6+ Kxf6 37. Kg3 Kf5 38. h5 Kg5 39. h6 b4 40. Kf3 Kxh6 41. Kf4 Kg6 42. Ke5 h5 43. Kd6 Kf5 44. Kxc6 Ke4 45. Kc5 h4 46. Kb5 Kxd4 47. Kxa5 Kc4 48. Ka4 h3 49. a3 bxa3 50. Kxa3 h2 51. Kb2 h1Q 52. c3 Qg2+ 53. Ka3 Qf2 54. Ka4 Qa2# 0-1

[Event "Tunja Boyaca op-B"]
[Site "Tunja"]
[Date "2019.08.01"]
[Round "2"]
[White "Gomez Viana, Duvan Leandro"]
[Black "Melgarejo Luna, Jonathan"]
[Result "1-0"]
[ECO "C01"]
[WhiteElo "1826"]
[BlackElo "1600"]
[PlyCount "119"]
[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. exd5 exd5 4. Bd3 Nf6 5. Nf3 Bg4 6. Bg5 Be7 7. Nbd2 Nc6 8. h3 Bh5 9. g4 Bg6 10. Bb5 a6 11. Bxc6+ bxc6 12. Ne5 c5 13. c3 0-0 14. 0-0 h6 15. Qe2 Bd6 16. Bh4 Re8 17. f4 Qb8 18. Ndf3 Nxg4 19. hxg4 f6 20. f5 Bf7 21. Qf2 fxe5 22. dxe5 Bxe5 23. Nxe5 Rxe5 24. Rae1 Re4 25. Rxe4 dxe4 26. b3 c4 27. b4 Qb6 28. Be7 Qxf2+ 29. Kxf2 c6 30. Ke3 Bd5 31. a4 Kf7 32. Bc5 Rh8 33. Rh1 g6 34. Bd4 Rh7 35. f6 g5 36. Be5 Kg6 37. Kd4 Rb7 38. Rh3 Be6 39. Rg3 Bd5 40. Kc5 h5 41. gxh5+ Kxh5 42. Bd6 Kh4 43. Rg2 g4 44. Rh2+ Kg5 45. Be7 Kf4 46. Rh7 Kf3 47. f7 Bxf7 48. Rxf7+ Kg2 49. Kxc6 Rxe7 50. Rxe7 Kf3 51. b5 axb5 52. axb5 g3 53. b6 g2 54. Rg7 e3 55. b7 e2 56. Rf7+ Ke3 57. b8Q g1Q 58. Qb6+ Kd3 59. Qxg1 Kxc3 60. Qe3+ 1-0

[Event "Tunja Boyaca op-B"]
[Site "Tunja"]
[Date "2019.08.01"]
[Round "3"]
[White "Melgarejo Luna, Jonathan"]
[Black "Quintero Rincon, Nelson"]
[Result "1/2-1/2"]
[ECO "B06"]
[WhiteElo "1600"]
[PlyCount "117"]
[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 d6 2. d4 g6 3. Nf3 Bg7 4. Nc3 Nc6 5. Bb5 Bd7 6. 0-0 Nf6 7. e5 dxe5 8. Nxe5 0-0 9. Nxd7 Nxd7 10. d5 Ncb8 11. Re1 a6 12. Ba4 Nc5 13. Bg5 f6 14. Bf4 Nxa4 15. Nxa4 Nd7 16. c4 b6 17. Qe2 Ne5 18. Nc3 Qd7 19. Bg3 Rae8 20. f4 Nf7 21. Qe6 Qd6 22. b3 f5 23. Rac1 Kh8 24. Rc2 Nh6 25. Nb1 Ng4 26. Qxd6 exd6 27. Rce2 Nf6 28. Nd2 Rxe2 29. Rxe2 Re8 30. Kf1 Ne4 31. Nxe4 fxe4 32. Bf2 Kg8 33. b4 Kf7 34. g4 Bc3 35. a3 Kf6 36. Rc2 Ba1 37. h3 h5 38. Be1 Bd4 39. Bc3 Bxc3 40. Rxc3 hxg4 41. hxg4 g5 42. fxg5+ Kxg5 43. Rh3 Re7 44. Ke2 Kxg4 45. Rh8 Kf4 46. Rf8+ Ke5 47. Ke3 b5 48. Rf4 Rh7 49. Rxe4+ Kf6 50. Kd4 Rh3 51. Re3 Rxe3 52. Kxe3 Ke5 53. Kd3 Kf6 54. Kd4 Ke7 55. Ke4 Kf6 56. c5 Ke7 57. c6 Kf6 58. Kf4 Kg6 59. Kg4 1/2-1/2

[Event "Tunja Boyacense op"]
[Site "Tunja"]
[Date "2018.12.16"]
[Round "6"]
[White "Melgarejo Luna, Jonathan"]
[Black "Bohorquez Pulgarin, Samuel"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "1600"]
[BlackElo "1574"]
[PlyCount "67"]
[EventDate "2018.12.13"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. e4 c6 2. Nf3 d5 3. e5 Bf5 4. d4 e6 5. c4 Bb4+ 6. Bd2 Bxd2+ 7. Nbxd2 Ne7 8. Nb3 Nd7 9. c5 h6 10. Qd2 b6 11. a4 0-0 12. a5 Ng6 13. Ba6 b5 14. Bb7 Rb8 15. Bxc6 Ne7 16. Bxd7 Qxd7 17. a6 Nc6 18. Na5 Nd8 19. b4 Be4 20. Qe2 f6 21. exf6 Bxf3 22. Qxf3 Rxf6 23. Qe3 Rg6 24. 0-0 Qe7 25. Qe5 Rc8 26. Rfe1 Qg5 27. Qxg5 Rxg5 28. Nb7 Kf7 29. Nd6+ Kf6 30. Nxc8 e5 31. dxe5+ Rxe5 32. Nxa7 Rxe1+ 33. Rxe1 Ne6 34. Nxb5 1-0

[Event "Tunja Boyacense op"]
[Site "Tunja"]
[Date "2018.12.15"]
[Round "4"]
[White "Melgarejo Luna, Jonathan"]
[Black "Diaz Salamanca, Hector Hilario"]
[Result "1-0"]
[ECO "C45"]
[WhiteElo "1600"]
[PlyCount "47"]
[EventDate "2018.12.13"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Bg5 Be7 6. Nxc6 dxc6 7. Bd3 0-0 8. 0-0 h6 9. Bd2 c5 10. Qf3 g5 11. Bc3 Bg4 12. Qg3 Qd7 13. f3 Be6 14. Nd2 Nh5 15. Qf2 Nf4 16. Qe3 Nxd3 17. cxd3 b6 18. f4 f6 19. f5 Bf7 20. e5 Qc6 21. e6 Bh5 22. Ne4 Rad8 23. Rf2 Rd5 24. Qh3 1-0

[Event "Tunja Boyacense op"]
[Site "Tunja"]
[Date "2018.12.14"]
[Round "3"]
[White "Olarte Mateus, Juan Vicente"]
[Black "Melgarejo Luna, Jonathan"]
[Result "1-0"]
[ECO "C03"]
[WhiteElo "1947"]
[BlackElo "1600"]
[PlyCount "125"]
[EventDate "2018.12.13"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 b6 5. Nf3 Bb7 6. Bb5+ c6 7. Bd3 Nf6 8. Ng3 Bd6 9. Bg5 Nbd7 10. Qd2 Be7 11. 0-0-0 h6 12. Be3 Nd5 13. Kb1 Nxe3 14. fxe3 Qc7 15. c4 a5 16. Rhf1 Bd6 17. Nh5 g6 18. Nf4 Bxf4 19. exf4 0-0-0 20. Qe3 c5 21. Be4 Kb8 22. Bxb7 Qxb7 23. g3 cxd4 24. Nxd4 Nc5 25. Qe5+ Ka8 26. Rfe1 Rhe8 27. Nb5 Rf8 28. Qe3 Qc6 29. Nd4 Qb7 30. a3 Rd7 31. Nb5 Rfd8 32. Rxd7 Rxd7 33. f5 gxf5 34. Qxh6 Rd8 35. Qf6 Qd7 36. Qc3 Kb7 37. Qf3+ Ne4 38. Nc3 Qc6 39. Nxe4 fxe4 40. Qxe4 Rd1+ 41. Kc2 Rxe1 42. Qxe1 Qxc4+ 43. Kb1 f5 44. h4 Qd3+ 45. Ka1 e5 46. Qxe5 a4 47. Qe1 Qf3 48. Kb1 b5 49. Qe7+ Kc6 50. Qe8+ Kc5 51. Qe5+ Kb6 52. Qd4+ Kb7 53. Qd7+ Kb6 54. Qe6+ Kb7 55. Qf7+ Kb6 56. h5 Kc5 57. h6 Qh1+ 58. Ka2 Qxh6 59. Qxf5+ Kc6 60. g4 Qh3 61. Qe4+ Kd6 62. Qb4+ Kc6 63. Qc3+ 1-0

[Event "Tunja Boyacense op"]
[Site "Tunja"]
[Date "2018.12.14"]
[Round "2"]
[White "Rojas Castillo, Andrea Lizeth"]
[Black "Melgarejo Luna, Jonathan"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1696"]
[BlackElo "1600"]
[PlyCount "61"]
[EventDate "2018.12.13"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. d4 e6 2. Bf4 d5 3. e3 c5 4. c3 Nf6 5. Nd2 Nc6 6. Ngf3 a6 7. a4 b6 8. Bd3 Be7 9. h3 Bb7 10. 0-0 Nh5 11. Bh2 Bd6 12. Ne5 Bxe5 13. dxe5 g6 14. f4 c4 15. Bc2 Ng7 16. e4 Na5 17. Qe2 Rc8 18. Nf3 dxe4 19. Bxe4 Bxe4 20. Qxe4 Nf5 21. Rad1 Qc7 22. g4 Qc5+ 23. Nd4 Ne7 24. Bg3 Nb3 25. Bf2 Nxd4 26. Bxd4 Qc6 27. Qxc6+ Rxc6 28. Rd2 Nd5 29. Rfd1 b5 30. axb5 axb5 31. f5 1-0

[Event "Tunja Boyacense op"]
[Site "Tunja"]
[Date "2018.12.13"]
[Round "1"]
[White "Melgarejo Luna, Jonathan"]
[Black "Hernandez, Jeronimo"]
[Result "0-1"]
[ECO "B11"]
[WhiteElo "1600"]
[BlackElo "1893"]
[PlyCount "92"]
[EventDate "2018.12.13"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. d4 Nc6 5. Nc3 Bg4 6. h3 Bh5 7. g4 Bg6 8. Ne5 e6 9. Bb5 Rc8 10. Qe2 Nge7 11. Bg5 f6 12. Nxg6 hxg6 13. Bf4 Kf7 14. 0-0-0 a6 15. Rhe1 Qd7 16. Bxc6 Nxc6 17. Na4 Bd6 18. Bxd6 Qxd6 19. Nc5 Nxd4 20. Rxd4 Rxc5 21. Rd3 e5 22. Red1 b5 23. b4 Rc7 24. Rxd5 Qxb4 25. Qd3 Qe7 26. Rd6 Rhc8 27. Rd2 Kg8 28. h4 Qf7 29. Rxa6 b4 30. Qb3 Qc4 31. f3 Qxb3 32. axb3 Rc3 33. Kb2 Rxf3 34. Rb6 Rf4 35. Rg2 Rc7 36. g5 Kf7 37. gxf6 gxf6 38. Rh2 Kg7 39. Kc1 Rd7 40. h5 g5 41. c3 bxc3 42. b4 g4 43. Rg2 Rf1+ 44. Kc2 Rd2+ 45. Rxd2 cxd2 46. Kxd2 g3 0-1

