[Event "Medellin Antioquia-ch"]
[Site "Medellin"]
[Date "2024.05.04"]
[Round "5"]
[White "Cordoba Perez, Jeronimo"]
[Black "Hernandez, Juan Esteban"]
[Result "0-1"]
[ECO "A45"]
[WhiteElo "1968"]
[BlackElo "1814"]
[PlyCount "104"]
[EventDate "2024.05.01"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CB20_2024"]
[SourceDate "2024.05.16"]
[SourceVersion "1"]
[SourceVersionDate "2024.05.16"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 e6 3. e4 h6 4. Bxf6 Qxf6 5. Nc3 Bb4 6. e5 Qe7 7. Bd3 Nc6 8. Qg4 g6 9. Nge2 d6 10. f4 Bd7 11. a3 Bxc3+ 12. bxc3 g5 13. g3 0-0-0 14. Qf3 f6 15. exd6 Qxd6 16. 0-0 e5 17. dxe5 fxe5 18. f5 h5 19. Qe3 g4 20. Be4 Qh6 21. Qf2 h4 22. gxh4 Qxh4 23. Qxh4 Rxh4 24. Ng3 Rf8 25. Rae1 Rh6 26. Bxc6 Rxc6 27. Rxe5 Rxc3 28. Ne4 Rxa3 29. f6 Rf3 30. Rxf3 gxf3 31. Kf2 Bc6 32. Kxf3 Rxf6+ 33. Kg3 Bxe4 34. Rxe4 Kd7 35. h4 a5 36. h5 Ra6 37. Rg4 Rc6 38. Rh4 Rc3+ 39. Kf2 Rxc2+ 40. Kf3 Rc3+ 41. Kf2 Rc6 42. h6 Rf6+ 43. Kg3 Rf8 44. Kg4 Ke7 45. h7 Rh8 46. Kg5 Kd6 47. Kf6 b5 48. Rh6 Kc5 49. Ke5 a4 50. Rh5 a3 51. Rh2 b4 52. Rc2+ Kb6 0-1

[Event "Medellin Antioquia-ch"]
[Site "Medellin"]
[Date "2024.05.03"]
[Round "4"]
[White "Hernandez, Juan Esteban"]
[Black "Perez, William"]
[Result "1-0"]
[ECO "A25"]
[WhiteElo "1814"]
[BlackElo "1936"]
[PlyCount "99"]
[EventDate "2024.05.01"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CB20_2024"]
[SourceDate "2024.05.16"]
[SourceVersion "1"]
[SourceVersionDate "2024.05.16"]
[SourceQuality "1"]

1. c4 e5 2. g3 Nc6 3. Bg2 Bc5 4. Nc3 Nf6 5. d3 d6 6. Bg5 h6 7. Bxf6 Qxf6 8. Ne4 Bb4+ 9. Nd2 0-0 10. Ngf3 e4 11. dxe4 Qxb2 12. 0-0 Re8 13. a3 Bc5 14. Ne1 Bb6 15. Nd3 Qf6 16. Nf4 Ne7 17. Rb1 c6 18. Rb3 g5 19. Nd3 Bg4 20. e5 Qe6 21. exd6 Bxe2 22. Qe1 Nf5 23. c5 Ba5 24. Nb4 Qd7 25. Ne4 Rxe4 26. Bxe4 Bxf1 27. Qxf1 Qe6 28. Qb1 Nd4 29. Re3 Qf6 30. Nc2 Nxc2 31. Qxc2 Rd8 32. Qb3 b6 33. Rf3 Qe6 34. Bh7+ Kg7 35. Bc2 bxc5 36. Qd3 Rxd6 37. Qh7+ Kf8 38. Qh8+ Ke7 39. Re3 c4 40. Rxe6+ Rxe6 41. Qc8 Bb6 42. Qa6 Re2 43. Qxc4 Re6 44. Bf5 Re5 45. g4 h5 46. Qxc6 hxg4 47. Qd7+ Kf8 48. Qd6+ Re7 49. Qh6+ Ke8 50. Qh8# 1-0

[Event "Medellin Antioquia-ch"]
[Site "Medellin"]
[Date "2024.05.02"]
[Round "3"]
[White "Aponte Castillo, Ernesto"]
[Black "Hernandez, Juan Esteban"]
[Result "1-0"]
[ECO "D91"]
[WhiteElo "1978"]
[BlackElo "1814"]
[PlyCount "75"]
[EventDate "2024.05.01"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CB20_2024"]
[SourceDate "2024.05.16"]
[SourceVersion "1"]
[SourceVersionDate "2024.05.16"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. Nf3 Bg7 4. d4 d5 5. Bg5 dxc4 6. Qa4+ Nc6 7. Qxc4 0-0 8. Rd1 h6 9. Bh4 g5 10. Bg3 Nh5 11. Ne5 Nxg3 12. Nxc6 bxc6 13. hxg3 Rb8 14. Rd2 Qd6 15. e3 Be6 16. Qd3 Rb4 17. a3 Rb3 18. Qc2 Rfb8 19. Nd1 Qd5 20. Bd3 Qa5 21. 0-0 R3b6 22. Qc1 Qd5 23. Nc3 Qd7 24. Na4 h5 25. Nxb6 Rxb6 26. Qc5 Bf6 27. Be4 h4 28. gxh4 gxh4 29. Rc1 h3 30. Bxc6 Qd8 31. Be4 Qf8 32. Qh5 Qg7 33. Rxc7 Bg4 34. Qd5 Qh6 35. Rxa7 hxg2 36. Ra8+ Kg7 37. Bxg2 Bh4 38. Qd8 1-0

[Event "Medellin Flores op 30th"]
[Site "Medellin"]
[Date "2023.08.06"]
[Round "6"]
[White "Hernandez, Juan Esteban"]
[Black "Buitrago Garces, Maicol"]
[Result "1-0"]
[ECO "A40"]
[WhiteElo "1708"]
[BlackElo "1211"]
[PlyCount "105"]
[EventDate "2023.08.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 e5 2. dxe5 Nc6 3. Nf3 Qe7 4. Nc3 Nxe5 5. Nxe5 Qxe5 6. Bd2 Nf6 7. e3 d5 8. Be2 Bd6 9. f4 Qe7 10. Bf3 Bxf4 11. 0-0 Bxe3+ 12. Bxe3 Qxe3+ 13. Kh1 0-0 14. Nxd5 Nxd5 15. Bxd5 Be6 16. Rf3 Qb6 17. Rb3 Qd6 18. Bxe6 Qxd1+ 19. Rxd1 fxe6 20. Rxb7 Rf7 21. Kg1 e5 22. Rd5 e4 23. Rb3 Raf8 24. Rd1 Rf2 25. Rc3 c6 26. h3 h6 27. Re1 R8f4 28. Rxc6 Kh7 29. Kh2 h5 30. Kg1 g6 31. b4 Kh6 32. h4 Rd2 33. Re3 Rd1+ 34. Kh2 Rxh4+ 35. Rh3 Rg4 36. a4 Re1 37. b5 h4 38. g3 Re2+ 39. Kg1 Kg5 40. Kf1 hxg3 41. Rxg3 Re1+ 42. Kxe1 Rxg3 43. c3 Kf4 44. a5 Rg2 45. b6 axb6 46. axb6 g5 47. Rc4 Rb2 48. Rb4 Ra2 49. b7 Ke3 50. Rxe4+ Kxe4 51. b8Q Ke3 52. Qe5+ Kf3 53. Qd5+ 1-0

[Event "Medellin Flores op 30th"]
[Site "Medellin"]
[Date "2023.08.05"]
[Round "4"]
[White "Hernandez, Juan Esteban"]
[Black "Fernandez, Andres2222"]
[Result "0-1"]
[ECO "A80"]
[WhiteElo "1708"]
[BlackElo "1319"]
[PlyCount "62"]
[EventDate "2023.08.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 f5 2. Bf4 Nf6 3. Nf3 d6 4. e3 g6 5. h3 Bg7 6. Nbd2 0-0 7. c3 Qe8 8. Bh2 e5 9. dxe5 dxe5 10. Nxe5 Nd5 11. Ndf3 c6 12. Bc4 Be6 13. 0-0 Kh8 14. Qe2 Nd7 15. Nxd7 Qxd7 16. Rad1 Qf7 17. Ng5 Qf6 18. Nxe6 Qxe6 19. Rd2 Be5 20. Bxe5+ Qxe5 21. Bxd5 cxd5 22. Rfd1 Rad8 23. Qb5 f4 24. Rxd5 fxe3 25. fxe3 Qxe3+ 26. Kh1 Rxd5 27. Qxd5 Qe2 28. Qd2 Rf1+ 29. Kh2 Qxd1 30. Qh6 Qd6+ 31. g3 Rf2+ 0-1

[Event "Medellin Flores op 30th"]
[Site "Medellin"]
[Date "2023.08.04"]
[Round "3"]
[White "Adarve Jaramillo, Salome"]
[Black "Hernandez, Juan Esteban"]
[Result "0-1"]
[ECO "C47"]
[BlackElo "1708"]
[PlyCount "85"]
[EventDate "2023.08.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. d4 exd4 5. Nxd4 Nxe4 6. Nxc6 Nxc3 7. Nxd8 Nxd1 8. Kxd1 Kxd8 9. Bc4 Be7 10. Ke2 Rf8 11. Re1 c6 12. Kf1 d5 13. Bd3 Be6 14. Kg1 Kd7 15. Bf4 Bf6 16. c3 a6 17. Rac1 b5 18. b4 a5 19. a3 axb4 20. axb4 Ra3 21. Be5 Bxe5 22. Rxe5 Rfa8 23. Ree1 Ra2 24. Bf1 Rb2 25. Ra1 Rxa1 26. Rxa1 Rc2 27. Ra3 Bf5 28. Ra7+ Ke6 29. Rc7 Rc1 30. h3 Bd3 31. Rxc6+ Kd7 32. Rc5 Rxf1+ 33. Kh2 Bc4 34. Kg3 Rc1 35. Kf4 Rxc3 36. Ke5 Rc2 37. f4 Rxg2 38. f5 Rb2 39. f6 gxf6+ 40. Kxf6 Rxb4 41. Ke5 Ra4 42. Rxd5+ Bxd5 43. Kxd5 0-1

[Event "Sabaneta op-B 2nd"]
[Site "Sabaneta Antioquia"]
[Date "2023.07.03"]
[Round "9"]
[White "Hernandez, Juan Esteban"]
[Black "Ortiz Lopera, Miguel Angel"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1300"]
[BlackElo "1774"]
[PlyCount "84"]
[EventDate "2023.06.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 e6 3. Nf3 c5 4. e3 Nc6 5. c3 d5 6. Nbd2 Bd6 7. Ne5 Qc7 8. Ndf3 Nd7 9. Nxc6 bxc6 10. Bxd6 Qxd6 11. Bd3 h6 12. Qe2 Rb8 13. Rb1 f5 14. h4 0-0 15. 0-0 e5 16. dxe5 Nxe5 17. Nxe5 Qxe5 18. Qf3 Bd7 19. Qf4 Qxf4 20. exf4 c4 21. Bc2 Rfe8 22. b3 cxb3 23. Bxb3 Kf8 24. Rfe1 Re4 25. g3 Ke7 26. f3 Rxe1+ 27. Rxe1+ Kd6 28. Re5 Be6 29. h5 c5 30. Bc2 d4 31. cxd4 cxd4 32. Bxf5 Bxf5 33. Rxf5 Rb2 34. Ra5 d3 35. Ra3 d2 36. Rd3+ Kc5 37. Kf1 Kc4 38. Rd7 Rxa2 39. Ke2 Kc3 40. Rxg7 Rc2 41. Rc7+ Kb2 42. Rd7 Kc1 0-1

[Event "Sabaneta op-B 2nd"]
[Site "Sabaneta Antioquia"]
[Date "2023.07.02"]
[Round "7"]
[White "Guerra Verano, Diana"]
[Black "Hernandez, Juan Esteban"]
[Result "0-1"]
[ECO "C43"]
[WhiteElo "1635"]
[BlackElo "1300"]
[PlyCount "73"]
[EventDate "2023.06.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 4. Bd3 d5 5. Nxe5 Nd7 6. Nxd7 Bxd7 7. 0-0 Bd6 8. Qh5 0-0 9. Qxd5 Bc6 10. Qh5 f5 11. Bxe4 fxe4 12. Nc3 g6 13. Qg4 Bd7 14. Qg5 Qe8 15. Qd5+ Kg7 16. Nxe4 Bxh2+ 17. Kxh2 Bc6 18. Bh6+ Kxh6 19. Qg5+ Kg7 20. Ng3 Qf7 21. f3 h6 22. Qe5+ Kh7 23. Rae1 Rae8 24. Qa5 Qf4 25. Rxe8 Rxe8 26. Re1 Qh4+ 27. Kg1 Qxg3 28. Rxe8 Bxe8 29. Qa3 Qe1+ 30. Kh2 Qh4+ 31. Kg1 Qxd4+ 32. Kf1 Bb5+ 33. Ke1 Qg1+ 34. Kd2 Qxg2+ 35. Ke3 Qg5+ 36. Ke4 Bc6+ 37. Kd3 0-1

[Event "Sabaneta op-B 2nd"]
[Site "Sabaneta Antioquia"]
[Date "2023.07.02"]
[Round "6"]
[White "Hernandez, Juan Esteban"]
[Black "Zapata Cuartas, Juan Carlos"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1300"]
[BlackElo "1976"]
[PlyCount "44"]
[EventDate "2023.06.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 e6 3. Nf3 c5 4. e3 Nc6 5. c3 d5 6. Nbd2 Bd6 7. Ne5 Bxe5 8. dxe5 Nd7 9. Bb5 Qb6 10. Bxc6 bxc6 11. Qb3 Ba6 12. Qxb6 axb6 13. f3 f6 14. exf6 gxf6 15. Bd6 e5 16. e4 Kf7 17. b4 Ke6 18. bxc5 bxc5 19. Bc7 Rhc8 20. Ba5 Bd3 21. Nb3 c4 22. Kd2 cxb3 0-1

[Event "Sabaneta op-B 2nd"]
[Site "Sabaneta Antioquia"]
[Date "2023.06.30"]
[Round "4"]
[White "Gallon Ramirez, Tomas"]
[Black "Hernandez, Juan Esteban"]
[Result "0-1"]
[ECO "A56"]
[WhiteElo "1547"]
[BlackElo "1300"]
[PlyCount "110"]
[EventDate "2023.06.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. dxc5 e5 4. Nc3 Bxc5 5. Nf3 Nc6 6. g3 0-0 7. Bg2 h6 8. e3 Qe7 9. 0-0 Rd8 10. Qc2 Nb4 11. Qb1 a5 12. a3 Nc6 13. Rd1 d6 14. b3 Bg4 15. Rd2 Bh5 16. Bb2 Bg6 17. Qd1 Bh5 18. Qe1 e4 19. Nd4 Ne5 20. Nxe4 Nxe4 21. Bxe4 Nxc4 22. Bg2 Nxd2 23. Qxd2 d5 24. Qc3 Bxd4 25. Qxd4 f6 26. Rc1 Bf7 27. h4 Rac8 28. Rxc8 Rxc8 29. Bxd5 Bxd5 30. Qxd5+ Qf7 31. Qf5 Rd8 32. Qc2 Qd5 33. Bd4 b5 34. Qc3 a4 35. bxa4 bxa4 36. Qc5 Qxc5 37. Bxc5 Kf7 38. Kf1 Ke6 39. Ke2 Kd5 40. Bb4 Kc4 41. f4 f5 42. h5 Rb8 43. Bd6 Rb2+ 44. Kf3 Rh2 45. g4 Rh3+ 46. Kg2 fxg4 47. e4 Rf3 48. Be5 Rxa3 49. Bxg7 Rf3 50. Bxh6 a3 51. Bg7 a2 52. h6 Rh3 53. f5 Rxh6 54. Bxh6 a1Q 55. Be3 Qb2+ 0-1

[Event "Sabaneta op-B 2nd"]
[Site "Sabaneta Antioquia"]
[Date "2023.06.30"]
[Round "5"]
[White "Osorio Ruiz, Juan Carlos"]
[Black "Hernandez, Juan Esteban"]
[Result "0-1"]
[ECO "C42"]
[WhiteElo "1543"]
[BlackElo "1300"]
[PlyCount "84"]
[EventDate "2023.06.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Bd6 7. c4 c6 8. Nc3 Nxc3 9. bxc3 dxc4 10. Bxc4 0-0 11. 0-0 Bg4 12. Qd3 Nd7 13. Bg5 Qa5 14. Bh4 Qf5 15. Qxf5 Bxf5 16. Rfe1 Rfe8 17. Rxe8+ Rxe8 18. Re1 Rxe1+ 19. Nxe1 Bf4 20. Bd3 Be6 21. c4 Nb6 22. g3 Bc1 23. c5 Nd5 24. Nc2 g5 25. Bxg5 Bxg5 26. f4 Bf6 27. f5 Bd7 28. h4 a5 29. a3 Nc3 30. Kf2 Bd8 31. Ke3 h5 32. Ne1 Nd1+ 33. Ke2 Nb2 34. Bc2 b5 35. cxb6 Bxb6 36. Nf3 c5 37. Ne5 Bb5+ 38. Kd2 cxd4 39. Bb3 Bc7 40. Nxf7 Nc4+ 41. Kd3 Ne5+ 42. Kxd4 Nxf7 0-1

[Event "Sabaneta op-B 2nd"]
[Site "Sabaneta Antioquia"]
[Date "2023.06.29"]
[Round "2"]
[White "Bermudez, Edilson Enrique"]
[Black "Hernandez, Juan Esteban"]
[Result "1-0"]
[ECO "A57"]
[WhiteElo "1721"]
[BlackElo "1300"]
[PlyCount "103"]
[EventDate "2023.06.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. Nf3 g6 5. Nc3 b4 6. Nb1 Bg7 7. Qc2 d6 8. e4 0-0 9. Bd3 Nbd7 10. 0-0 Ng4 11. a3 a5 12. Bf4 Nge5 13. Nbd2 Nxd3 14. Qxd3 Bxb2 15. Ra2 bxa3 16. Re1 f6 17. Nb1 Ne5 18. Bxe5 fxe5 19. Nxa3 Bxa3 20. Rxa3 a4 21. Rea1 Bd7 22. Ng5 Qb6 23. Qg3 Rf4 24. Ne6 Bxe6 25. dxe6 Qb2 26. h4 Qc2 27. h5 Qxe4 28. hxg6 Qxg6 29. Qh3 Qf5 30. Rg3+ Kh8 31. Qh6 Qf6 32. Qh5 Rxf2 33. Rxa4 Rf1+ 34. Kh2 Rxa4 35. Qe8+ Qf8 36. Qxa4 Qh6+ 37. Rh3 Qf4+ 38. Rg3 Qf8 39. Qc6 Rf6 40. Kg1 Rxe6 41. Ra3 Qf7 42. Qa8+ Kg7 43. Rg3+ Rg6 44. Rf3 Qg8 45. Qe4 Kh8 46. Ra3 Rg4 47. Qb7 Qxc4 48. Qxe7 Qc1+ 49. Kh2 Qf4+ 50. g3 Qf2+ 51. Kh3 h5 52. Qe8+ 1-0

[Event "Sabaneta op-B 2nd"]
[Site "Sabaneta Antioquia"]
[Date "2023.06.29"]
[Round "3"]
[White "Hernandez, Juan Esteban"]
[Black "Sanchez Escobar, Nelson"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1300"]
[BlackElo "1709"]
[PlyCount "77"]
[EventDate "2023.06.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 f6 3. Nf3 Nc6 4. e3 Bg4 5. Be2 e6 6. c3 Bd6 7. Bxd6 cxd6 8. Nbd2 Nge7 9. h3 Bh5 10. Qb3 Rb8 11. e4 Bf7 12. exd5 Nxd5 13. 0-0 0-0 14. Qa3 Nf4 15. Bb5 Be8 16. Ne4 d5 17. Nc5 b6 18. Na6 Rb7 19. Rfe1 Na5 20. Bxe8 Rxe8 21. b3 Qc8 22. Qd6 Ng6 23. Qa3 Rd7 24. Nb4 Nf4 25. Re3 g5 26. Rae1 Rde7 27. Kh2 Qb8 28. g3 Ng6 29. Nxd5 Rf7 30. Rxe6 Rxe6 31. Rxe6 Kg7 32. Ne7 Nf8 33. Nf5+ Kg6 34. Re7 Kxf5 35. Rxf7 Ng6 36. d5 Ne5 37. Nxe5 Qxe5 38. Qe7 Qxc3 39. g4+ 1-0

