[Event "COL-ch"]
[Site "Cartagena"]
[Date "2023.06.10"]
[Round "6"]
[White "Obredor Castro, Sergio"]
[Black "Caballero Marrugo, Maria Jose"]
[Result "1-0"]
[ECO "C44"]
[WhiteElo "1622"]
[BlackElo "1542"]
[PlyCount "41"]
[EventDate "2023.06.08"]
[EventType "swiss"]
[EventRounds "9"]
[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. d4 exd4 4. Bc4 Bb4+ 5. c3 dxc3 6. bxc3 Ba5 7. 0-0 Nge7 8. Ng5 0-0 9. Qh5 h6 10. Nxf7 Rxf7 11. Qxf7+ Kh8 12. f4 Bb6+ 13. Kh1 Na5 14. Bd3 d5 15. f5 Bd7 16. f6 Qf8 17. fxe7 Qxf7 18. Rxf7 Kg8 19. Rf8+ Rxf8 20. exf8Q+ Kxf8 21. exd5 1-0

[Event "COL-ch"]
[Site "Cartagena"]
[Date "2023.06.09"]
[Round "4"]
[White "Obredor Castro, Sergio"]
[Black "Garcia Rojas, Miguel Angel"]
[Result "1/2-1/2"]
[ECO "C42"]
[WhiteElo "1622"]
[BlackElo "1714"]
[PlyCount "84"]
[EventDate "2023.06.08"]
[EventType "swiss"]
[EventRounds "9"]
[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 Nf6 3. Bc4 Nxe4 4. Nc3 Nf6 5. Nxe5 d5 6. Bb3 Bd6 7. d4 c6 8. 0-0 0-0 9. f4 Bf5 10. Kh1 Nbd7 11. Be3 Re8 12. Qd2 Bb4 13. Qf2 Bxc3 14. bxc3 Ne4 15. Qe1 f6 16. Nf3 b5 17. Nh4 Nd6 18. Qg3 Nf8 19. Rae1 Ng6 20. Nxf5 Nxf5 21. Qh3 Nxe3 22. Rxe3 Rxe3 23. Qxe3 Qe7 24. Qxe7 Nxe7 25. Re1 Kf7 26. a4 a6 27. Kg1 Ra7 28. Kf2 Nc8 29. f5 Re7 30. Rxe7+ Kxe7 31. Ke3 Nd6 32. g4 Ne4 33. axb5 axb5 34. c4 Kd6 35. c5+ Kc7 36. c4 bxc4 37. Bxc4 Ng5 38. Bd3 Nh3 39. Kf3 Ng5+ 40. Kg3 Kd7 41. h4 Nf7 42. Kf4 h6 1/2-1/2

[Event "Barranquilla Region-ch"]
[Site "Barranquilla"]
[Date "2020.01.05"]
[Round "4"]
[White "Obredor Castro, Sergio"]
[Black "Ruge Perez, Daniel Felipe"]
[Result "0-1"]
[ECO "A05"]
[WhiteElo "1640"]
[BlackElo "1600"]
[PlyCount "58"]
[EventDate "2020.01.04"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "COL"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. d3 Bg7 4. Nbd2 d6 5. g3 Nf6 6. Bg2 0-0 7. 0-0 Nc6 8. a4 Rb8 9. Nc4 a6 10. e5 dxe5 11. Nfxe5 Nxe5 12. Nxe5 Qc7 13. Re1 Re8 14. Bf4 Nh5 15. Nxg6 Nxf4 16. Nxf4 Bxb2 17. Rb1 Bc3 18. Nd5 Qa5 19. Rxe7 Rxe7 20. Nxe7+ Kf8 21. Nxc8 Rxc8 22. Qh5 Rc7 23. Qxh7 Qxa4 24. Qh6+ Bg7 25. Qd6+ Re7 26. Rxb7 Qa1+ 27. Bf1 Bf6 28. h4 Qe5 29. Rxe7 Qxd6 0-1

[Event "Barranquilla Region-ch"]
[Site "Barranquilla"]
[Date "2020.01.04"]
[Round "2"]
[White "Elias Alvarez, Alfonso Jose"]
[Black "Obredor Castro, Sergio"]
[Result "1-0"]
[ECO "C30"]
[WhiteElo "2076"]
[BlackElo "1640"]
[PlyCount "56"]
[EventDate "2020.01.04"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "COL"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]

1. e4 e5 2. Nc3 d6 3. f4 exf4 4. Bc4 Nf6 5. Nf3 Bg4 6. d4 Nh5 7. 0-0 c6 8. a4 Qe7 9. a5 g5 10. Re1 Bg7 11. Qd3 0-0 12. Bd2 Nd7 13. Nd1 h6 14. Nf2 Be6 15. d5 Nc5 16. Qa3 Bd7 17. b4 g4 18. bxc5 dxc5 19. Rab1 b5 20. dxc6 bxc4 21. cxd7 gxf3 22. Qxf3 Nf6 23. e5 Nxd7 24. Bxf4 Qe6 25. Rbd1 Nxe5 26. Qg3 Rfe8 27. Bxe5 Qxe5 28. Rxe5 Rxe5 1-0

[Event "Barranquilla Region-ch"]
[Site "Barranquilla"]
[Date "2020.01.04"]
[Round "1"]
[White "Obredor Castro, Sergio"]
[Black "Zapata Polo, David Alfredo"]
[Result "1-0"]
[ECO "C25"]
[WhiteElo "1640"]
[BlackElo "1168"]
[PlyCount "21"]
[EventDate "2020.01.04"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "COL"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]

1. e4 e5 2. f4 Nc6 3. Nc3 f6 4. Nf3 g6 5. Bc4 g5 6. Nxe5 fxe5 7. Qh5+ Ke7 8. Qf7+ Kd6 9. fxe5+ Nxe5 10. Qd5+ Ke7 11. Qxe5# 1-0

[Event "ATL-ch"]
[Site "Barranquilla"]
[Date "2000.06.17"]
[Round "8"]
[White "Colomo, Jose R"]
[Black "Obredor Castro, Sergio"]
[Result "0-1"]
[ECO "A35"]
[PlyCount "96"]
[EventDate "2000.06.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. Nf3 c5 2. c4 d6 3. Nc3 Nc6 4. d3 e6 5. Bd2 Nf6 6. g3 Be7 7. Bg2 Bd7 8. e3 a6 9. Ne2 Ng4 10. d4 Qc7 11. 0-0 0-0 12. h3 Nf6 13. dxc5 dxc5 14. Bc3 Rad8 15. Qc2 Na7 16. Ng5 h6 17. Bxf6 Bxf6 18. Ne4 Be7 19. Qc3 Nc6 20. Nf4 Qe5 21. Qc2 Nb4 22. Qe2 Bc6 23. Nc3 Bxg2 24. Kxg2 Rd7 25. a3 Nc6 26. Rad1 Rfd8 27. Rxd7 Rxd7 28. Rd1 Qc7 29. Qg4 Ne5 30. Nxe6 Qc6+ 31. Qe4 Qxe4+ 32. Nxe4 Rxd1 33. N6xc5 Bxc5 34. Nxc5 Nxc4 35. Nxb7 Nxb2 36. Nc5 Rd6 37. Nb7 Rd3 38. Kf1 Rxa3 39. Ke2 a5 40. Kd2 a4 41. Nc5 Ra1 42. Kc2 a3 43. Nb3 Rf1 44. Nc1 a2 45. Nb3 a1Q 46. Nxa1 Rxa1 47. Kxb2 Rf1 48. f3 Rxf3 0-1

[Event "ATL-ch"]
[Site "Barranquilla"]
[Date "2000.06.16"]
[Round "7"]
[White "Obredor Castro, Sergio"]
[Black "Torres, Albert"]
[Result "1-0"]
[ECO "A15"]
[PlyCount "87"]
[EventDate "2000.06.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. Nf3 g6 2. g3 Bg7 3. Bg2 Nf6 4. 0-0 0-0 5. d3 d5 6. Nbd2 Nc6 7. c4 e5 8. cxd5 Nxd5 9. Nc4 b5 10. Ne3 Bb7 11. Nxe5 Nxe5 12. Qb3 c6 13. Nxd5 cxd5 14. Qxb5 Bc6 15. Qc5 Qb6 16. Qc2 Rac8 17. Bf4 Bb5 18. Qd2 Bc6 19. Rfc1 Ng4 20. Qe1 Qxb2 21. h3 Nf6 22. Bd6 Rfd8 23. Rab1 Qxa2 24. Ra1 Qb2 25. Rab1 Qd4 26. Rb4 Ne8 27. Rxd4 Bxd4 28. Bf4 Bb2 29. Rc2 Bg7 30. Qc1 Bb7 31. Rxc8 Rxc8 32. Qd2 Bc3 33. Qa2 a5 34. Bh6 Nf6 35. Qa3 Bb4 36. Qb2 Ne8 37. h4 Ba6 38. Bh3 Rb8 39. Bd7 Bd6 40. Qa1 f6 41. Bxe8 Be5 42. Qxa5 Rxe8 43. Qxa6 Bd4 44. Qc6 1-0

[Event "ATL-ch"]
[Site "Barranquilla"]
[Date "2000.06.14"]
[Round "6"]
[White "Martinez Lux, Claudia"]
[Black "Obredor Castro, Sergio"]
[Result "1-0"]
[ECO "A02"]
[PlyCount "89"]
[EventDate "2000.06.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. f4 d6 2. e3 Nf6 3. d4 b6 4. c3 g6 5. Bd3 Nbd7 6. Nf3 Bb7 7. 0-0 Bg7 8. Qe2 c5 9. Nbd2 Nd5 10. g3 cxd4 11. exd4 0-0 12. Be4 f5 13. Bc2 h6 14. Qe6+ Kh7 15. Re1 Rf6 16. Qe2 Nf8 17. Qf2 Re6 18. Rxe6 Nxe6 19. Bb3 Nf8 20. Qe2 Qc8 21. Bxd5 Bxd5 22. Qxe7 Qc6 23. Qe2 Re8 24. Qf2 Nd7 25. Ne1 Nf6 26. h3 Ne4 27. Nxe4 Rxe4 28. Be3 Qc4 29. Qd2 Re8 30. Nc2 Be4 31. Kf2 Bxc2 32. Qxc2 Re4 33. b3 Qc6 34. Rc1 Qe8 35. Qd2 a5 36. Rh1 Qa8 37. Rh2 Qc8 38. Rg2 Re7 39. Rg1 d5 40. Qd3 Ra7 41. Rc1 Bf8 42. Rc2 Ba3 43. c4 b5 44. c5 a4 45. Qxb5 1-0

[Event "ATL-ch"]
[Site "Barranquilla"]
[Date "2000.06.13"]
[Round "5"]
[White "Villegas, Karen"]
[Black "Obredor Castro, Sergio"]
[Result "0-1"]
[ECO "B00"]
[PlyCount "93"]
[EventDate "2000.06.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 b6 2. d4 Bb7 3. Nc3 e6 4. Nf3 Bb4 5. Bd3 Nf6 6. Qe2 d5 7. exd5 Nxd5 8. Bd2 Bxc3 9. bxc3 Nd7 10. c4 N5f6 11. 0-0 0-0 12. Ne5 c5 13. Nxd7 Nxd7 14. c3 Qc7 15. Qg4 Nf6 16. Qe2 h6 17. Rfe1 Rfd8 18. dxc5 Qc6 19. f3 Qxc5+ 20. Be3 Qe7 21. Bd4 Rac8 22. Qe5 Ba6 23. Qg3 Bxc4 24. Be4 Bd5 25. Bc2 Bb7 26. Be4 Bxe4 27. Rxe4 Rd5 28. h4 Rf5 29. Be5 Rc5 30. Bd4 Qc7 31. Qxc7 Rxc7 32. Bxf6 Rxf6 33. c4 Rf5 34. a4 Rc8 35. Rc1 a6 36. Kf2 b5 37. axb5 axb5 38. Ke3 bxc4 39. Rc3 Kh7 40. Kd4 Kg6 41. Re5 Rxe5 42. Kxe5 Kh5 43. g3 Rc6 44. Kd4 Kg6 45. Rxc4 Rxc4+ 46. Kxc4 Kf5 47. Kd3 0-1

[Event "ATL-ch"]
[Site "Barranquilla"]
[Date "2000.06.11"]
[Round "3"]
[White "Obredor Castro, Sergio"]
[Black "Gomez, Ken"]
[Result "1/2-1/2"]
[ECO "A13"]
[PlyCount "109"]
[EventDate "2000.06.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. Bg2 c6 5. Qc2 Nbd7 6. 0-0 Bd6 7. d3 0-0 8. Bd2 b6 9. Nd4 Bb7 10. cxd5 cxd5 11. Nb5 Rc8 12. Qd1 Bb8 13. Bb4 Re8 14. Nd6 Bxd6 15. Bxd6 Rc6 16. Bb4 a5 17. Bc3 b5 18. a3 a4 19. Nd2 Nc5 20. Rc1 Rc8 21. Bd4 Nfd7 22. b4 axb3 23. Nxb3 Qe7 24. Nxc5 Nxc5 25. Bc3 Na6 26. Qb3 Qd7 27. Rb1 Bc6 28. Rfc1 d4 29. Bxc6 Rxc6 30. Bd2 Rxc1+ 31. Bxc1 Nc7 32. Bd2 e5 33. Ba5 Rb8 34. Bxc7 Qxc7 35. Qd5 h6 36. Rxb5 Rxb5 37. Qxb5 Qc1+ 38. Kg2 Qxa3 39. Qb8+ Kh7 40. Qxe5 Qb2 41. Kf3 g6 42. e3 Qb7+ 43. Qe4 Qc8 44. Qxd4 Qh3 45. Qh4 Qf1 46. Qf6 Kg8 47. Qd8+ Kg7 48. Qd4+ Kh7 49. h4 h5 50. Qf6 Qxd3 51. Qxf7+ Kh8 52. Qf6+ Kh7 53. Qe7+ Kh8 54. Qe5+ Kg8 55. Qe8+ 1/2-1/2

[Event "ATL-ch"]
[Site "Barranquilla"]
[Date "2000.06.10"]
[Round "2"]
[White "Caldera, Anuar Alfonso"]
[Black "Obredor Castro, Sergio"]
[Result "1-0"]
[ECO "B00"]
[PlyCount "99"]
[EventDate "2000.06.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 b6 2. d4 Bb7 3. Nc3 e6 4. Bd3 Nf6 5. Nf3 Bb4 6. Qe2 d5 7. e5 Nfd7 8. 0-0 c5 9. Qe1 Nc6 10. Be3 cxd4 11. Bxd4 Nxd4 12. Nxd4 a6 13. a3 Be7 14. Kh1 Nc5 15. f4 Nxd3 16. cxd3 Bc5 17. Nf3 d4 18. Ne4 Be7 19. Nfd2 b5 20. Qg3 0-0 21. f5 exf5 22. Rxf5 Bh4 23. Nf6+ Qxf6 24. exf6 Bxg3 25. hxg3 gxf6 26. Nb3 Rfd8 27. Nc5 Rab8 28. Rxf6 Rd5 29. b4 Rg5 30. Kh2 Rg6 31. Raf1 Bd5 32. Nxa6 Rb6 33. Rxb6 Rxb6 34. Nc7 Be6 35. Rf4 Rb7 36. Nxe6 fxe6 37. Rxd4 Ra7 38. Re4 Rxa3 39. Rxe6 Rxd3 40. Re5 Rd4 41. Rxb5 Kg7 42. Rb8 Rd2 43. Kh3 Rd4 44. g4 Rd3+ 45. Kh4 Rd2 46. Kg3 Rd3+ 47. Kf4 Rd2 48. g3 Rd4+ 49. Kg5 Rd3 50. Rb7+ 1-0

[Event "ATL-ch"]
[Site "Barranquilla"]
[Date "2000.06.09"]
[Round "1"]
[White "Obredor Castro, Sergio"]
[Black "Colmenares, Carlos"]
[Result "0-1"]
[ECO "D11"]
[PlyCount "62"]
[EventDate "2000.06.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 Nf6 3. c4 c6 4. e3 Bg4 5. Nc3 e6 6. cxd5 exd5 7. Be2 Bd6 8. Qc2 Qe7 9. h3 Bh5 10. 0-0 0-0 11. a3 Re8 12. b4 Nbd7 13. Na4 Rac8 14. Nc5 b6 15. Nb3 c5 16. bxc5 bxc5 17. Qd1 c4 18. Na5 Nb6 19. Nh4 Bxe2 20. Qxe2 Qc7 21. Rb1 Na4 22. Nf5 Bf8 23. Bd2 c3 24. Qb5 Rb8 25. Qxa4 Rxb1 26. Rxb1 cxd2 27. Rd1 Rb8 28. Ng3 Rb2 29. Nc6 Qb6 30. Nb4 g6 31. Qc6 Rxb4 0-1

