[Event "North Region-ch U16 Girls"]
[Site "Cartagena"]
[Date "2014.05.10"]
[Round "4.1"]
[White "Maldonado Barrera, Obeida Ros"]
[Black "Maury Escorcia, Julineth"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "1484"]
[BlackElo "1340"]
[PlyCount "77"]
[EventDate "2014.05.08"]
[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 h6 4. Nc3 d6 5. h3 b6 6. d3 Nge7 7. Be3 Qd7 8. d4 f5 9. d5 fxe4 10. dxc6 Nxc6 11. Nxe4 d5 12. Bxd5 Bb7 13. Nxe5 Nxe5 14. Bxb7 Qxd1+ 15. Rxd1 Rd8 16. 0-0 Nc4 17. Bc6+ Ke7 18. Rxd8 Kxd8 19. Rd1+ Bd6 20. Nxd6 cxd6 21. b3 Nxe3 22. fxe3 Kc7 23. Bf3 Re8 24. Kf2 g5 25. Ke2 Rc8 26. c4 a5 27. Rd5 Kc6 28. Rxa5+ Kc7 29. Rf5 Rb8 30. b4 Kd7 31. g4 Ke6 32. c5 bxc5 33. bxc5 Rb2+ 34. Kd3 dxc5 35. Rxc5 Rxa2 36. Bd5+ Kd6 37. Bxa2 Kxc5 38. e4 Kd6 39. Kd4 1-0

[Event "North Region-ch U16 Girls"]
[Site "Cartagena"]
[Date "2014.05.10"]
[Round "5.1"]
[White "Meza Castro, Maria Jose"]
[Black "Maldonado Barrera, Obeida Ros"]
[Result "0-1"]
[ECO "C00"]
[WhiteElo "1574"]
[BlackElo "1484"]
[PlyCount "52"]
[EventDate "2014.05.08"]
[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 e6 2. Nf3 d5 3. Nc3 Nf6 4. Bb5+ c6 5. Bd3 c5 6. exd5 exd5 7. Qe2+ Be7 8. Bb5+ Bd7 9. d3 d4 10. Ne4 Bxb5 11. Bg5 Nxe4 12. Qxe4 Bc6 13. Qxe7+ Qxe7+ 14. Bxe7 Kxe7 15. 0-0 Re8 16. Rae1+ Kf8 17. Rxe8+ Kxe8 18. Ng5 h6 19. Re1+ Kf8 20. Nh7+ Kg8 21. Nf6+ gxf6 22. c3 Nd7 23. cxd4 cxd4 24. Rc1 Ne5 25. Rc5 Nxd3 26. h3 Nxc5 0-1

[Event "North Region-ch U16 Girls"]
[Site "Cartagena"]
[Date "2014.05.09"]
[Round "2.2"]
[White "Maldonado Barrera, Obeida Ros"]
[Black "Valencia Badran, Paula"]
[Result "1-0"]
[ECO "B00"]
[WhiteElo "1484"]
[PlyCount "52"]
[EventDate "2014.05.08"]
[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 b6 2. d4 e6 3. Nf3 Bb7 4. e5 Ne7 5. Bd3 Nd5 6. Be4 c5 7. c4 cxd4 8. Nxd4 Bc5 9. cxd5 f6 10. Nb3 fxe5 11. Nxc5 bxc5 12. Nc3 0-0 13. dxe6 Qf6 14. 0-0 Bxe4 15. Nxe4 Qxe6 16. Nxc5 Qb6 17. Nxd7 Nxd7 18. Qxd7 Rad8 19. Qa4 Qc5 20. Be3 Qd6 21. Rad1 Qe7 22. Rxd8 Qxd8 23. Qxa7 Qh4 24. f3 Qh5 25. Rd1 Qf5 26. Qc7 Qe4 1-0

[Event "North Region-ch U16 Girls"]
[Site "Cartagena"]
[Date "2014.05.09"]
[Round "3.1"]
[White "Morales Serrano, Katty Dayana"]
[Black "Maldonado Barrera, Obeida Ros"]
[Result "0-1"]
[ECO "C11"]
[WhiteElo "1683"]
[BlackElo "1484"]
[PlyCount "75"]
[EventDate "2014.05.08"]
[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 e6 2. Nc3 d5 3. d4 Nf6 4. Nf3 dxe4 5. Ng1 Nc6 6. Be3 b6 7. a3 Bb7 8. f3 Nd5 9. Nxd5 exd5 10. Bb5 Bd6 11. Ne2 0-0 12. Nc3 Ne7 13. Qe2 c6 14. Ba4 Re8 15. g4 Ng6 16. 0-0-0 exf3 17. Qxf3 Rxe3 18. Qf2 Qh4 19. Qxh4 Nxh4 20. Kb1 b5 21. Bb3 Bxa3 22. bxa3 Rxc3 23. Rhe1 Kf8 24. Kb2 Rf3 25. Rd2 Rxb3+ 26. Kxb3 Nf3 27. Ree2 Nxd2+ 28. Rxd2 Re8 29. h4 Re4 30. g5 Rxh4 31. c3 Rg4 32. Kb4 Rxg5 33. Kc5 Rg3 34. Kb4 Bc8 35. Rh2 h6 36. Re2 Bf5 37. Rf2 Be4 38. Re2 0-1

[Event "North Region-ch U16 Girls"]
[Site "Cartagena"]
[Date "2014.05.08"]
[Round "1.2"]
[White "Perez, Laura Marcela"]
[Black "Maldonado Barrera, Obeida Ros"]
[Result "0-1"]
[ECO "C02"]
[WhiteElo "1487"]
[BlackElo "1484"]
[PlyCount "80"]
[EventDate "2014.05.08"]
[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 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Be3 Nge7 6. Bd3 cxd4 7. cxd4 Nb4 8. a3 Nxd3+ 9. Qxd3 Nf5 10. Bd2 Qb6 11. Bc3 Be7 12. Nf3 f6 13. exf6 Bxf6 14. Nbd2 Bd7 15. a4 a5 16. g4 Nh4 17. Rg1 Nxf3+ 18. Nxf3 h6 19. h4 0-0-0 20. g5 Be7 21. Ke2 Kb8 22. Ke3 Bd6 23. Rg4 e5 24. Rg2 e4 25. Qe2 exf3 26. Qxf3 Rde8+ 27. Kd3 Rhf8 28. Qxd5 Bf5+ 29. Kd2 Be4 30. Qc4 Bf4+ 31. Ke1 Bxg2+ 32. Kd1 Bf3+ 33. Kc2 Re2+ 34. Kb1 Be4+ 35. Ka2 Qc6 36. Qb3 Bd5 37. Qxd5 Qxd5+ 38. Ka3 Bd6+ 39. b4 axb4+ 40. Bxb4 Rf3# 0-1

[Event "Cartagena Fonducar Juniors Cup 5th"]
[Site "Cartagena"]
[Date "2013.08.18"]
[Round "6.9"]
[White "Gomez Guardo, Cristian"]
[Black "Maldonado Barrera, Obeida Ros"]
[Result "1-0"]
[ECO "D40"]
[WhiteElo "1781"]
[BlackElo "1465"]
[PlyCount "119"]
[EventDate "2013.08.16"]
[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 e6 2. Nc3 Nf6 3. d4 d5 4. Nf3 c5 5. dxc5 Bxc5 6. Bg5 Be7 7. cxd5 Nxd5 8. Bxe7 Nxe7 9. Qxd8+ Kxd8 10. Ne5 Rf8 11. 0-0-0+ Nd7 12. e3 a6 13. Na4 Kc7 14. Nxd7 Bxd7 15. Nc5 Bc6 16. f3 Rac8 17. Kb1 Kb8 18. Rc1 Rfd8 19. Nb3 Ka7 20. Be2 Nd5 21. e4 Nf4 22. Bf1 Nd3 23. Bxd3 Rxd3 24. Rcd1 Rdd8 25. Nd4 Be8 26. b3 e5 27. Nf5 g6 28. Nd6 Rb8 29. Rd2 f6 30. Rhd1 Ka8 31. Nxe8 Rxe8 32. Rd7 h6 33. Rf7 Rf8 34. Rdd7 f5 35. exf5 gxf5 36. Rde7 e4 37. fxe4 fxe4 38. Rxb7 Rxb7 39. Rxf8+ Ka7 40. Re8 Rg7 41. Rxe4 Rxg2 42. Rh4 Rg1+ 43. Kb2 Rg2+ 44. Ka3 Rg6 45. h3 Kb6 46. Ka4 Kb7 47. Rg4 Rf6 48. a3 Re6 49. b4 Kb6 50. h4 Rd6 51. h5 Rc6 52. Rg6 Kb7 53. Ka5 Rc3 54. a4 Rd3 55. Rg7+ Kc6 56. Kxa6 Rd5 57. Rg6+ Rd6 58. b5+ Kc7+ 59. b6+ Kc6 60. b7 1-0

[Event "Cartagena Fonducar Juniors Cup 5th"]
[Site "Cartagena"]
[Date "2013.08.17"]
[Round "2.13"]
[White "Fonseca Paternina, Alejandro"]
[Black "Maldonado Barrera, Obeida Ros"]
[Result "0-1"]
[ECO "A00"]
[BlackElo "1465"]
[PlyCount "44"]
[EventDate "2013.08.16"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. h3 e5 2. Nf3 Nc6 3. c3 d5 4. b4 a6 5. a4 Nf6 6. b5 axb5 7. axb5 Rxa1 8. Bb2 Ra5 9. bxc6 Rb5 10. Qc2 bxc6 11. e4 Rb6 12. exd5 cxd5 13. Nxe5 Bd6 14. Nf3 Qe7+ 15. Be2 Ba6 16. d3 Bxd3 17. Qxd3 Rxb2 18. 0-0 0-0 19. Re1 Re8 20. g4 Rxe2 21. Rxe2 Qxe2 22. Qxe2 Rxe2 0-1

[Event "Cartagena Fonducar Juniors Cup 5th"]
[Site "Cartagena"]
[Date "2013.08.17"]
[Round "3.9"]
[White "Maldonado Barrera, Obeida Ros"]
[Black "Duran Barraza, Mateo Andres"]
[Result "0-1"]
[ECO "C90"]
[WhiteElo "1465"]
[BlackElo "1886"]
[PlyCount "84"]
[EventDate "2013.08.16"]
[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 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 h6 5. c3 Be7 6. 0-0 0-0 7. Nbd2 d6 8. Re1 Na5 9. Bb5 a6 10. Ba4 b5 11. Bc2 c5 12. Nf1 Re8 13. Ng3 Bf8 14. d4 exd4 15. cxd4 Bb7 16. a3 Nc4 17. b3 Nb6 18. Bb2 c4 19. Rc1 cxb3 20. Bxb3 Nxe4 21. Nxe4 Rxe4 22. Rxe4 Bxe4 23. Qd2 Rc8 24. Bxf7+ Kxf7 25. Qf4+ Bf5 26. Qxf5+ Qf6 27. Qe4 Rxc1+ 28. Bxc1 d5 29. Ne5+ Kg8 30. Qg4 Bd6 31. f4 Kh7 32. Qf3 Qf5 33. g4 Qc2 34. Nd3 Nc4 35. Ne1 Qxc1 36. Qd3+ Kg8 37. Qc2 Qxe1+ 38. Kg2 Ne3+ 39. Kh3 Nxc2 40. Kg2 Qe2+ 41. Kg1 Ne1 42. h3 Qg2# 0-1

[Event "Cartagena Fonducar Juniors Cup 5th"]
[Site "Cartagena"]
[Date "2013.08.17"]
[Round "4.12"]
[White "Mendez, Ernesto"]
[Black "Maldonado Barrera, Obeida Ros"]
[Result "0-1"]
[ECO "A01"]
[WhiteElo "2358"]
[BlackElo "1465"]
[PlyCount "39"]
[EventDate "2013.08.16"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. b3 e5 2. Bb2 Nc6 3. g3 d5 4. Bg2 Nf6 5. Nh3 Bd6 6. Nc3 e4 7. f3 exf3 8. Bxf3 Bxh3 9. Nxd5 Nxd5 10. Bxd5 0-0 11. Rf1 Bxf1 12. Kxf1 Be5 13. c3 Qxd5 14. d4 Qh1+ 15. Kf2 Qxh2+ 16. Ke1 Qxg3+ 17. Kd2 Bf4+ 18. Kc2 Qg6+ 19. Qd3 Qxd3+ 20. exd3 0-1

[Event "COL-ch U16 Girls"]
[Site "Villavicencio"]
[Date "2013.06.16"]
[Round "7.8"]
[White "Maldonado Barrera, Obeida Ros"]
[Black "Ruiz Arenas, Maria Camila"]
[Result "0-1"]
[ECO "B12"]
[WhiteElo "1465"]
[BlackElo "1640"]
[PlyCount "62"]
[EventDate "2013.06.13"]
[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 c6 2. d4 d5 3. e5 Bf5 4. Nf3 e6 5. Be2 c5 6. 0-0 Nc6 7. Re1 Nge7 8. c3 Bg4 9. Nbd2 Ng6 10. h3 Bxf3 11. Nxf3 Be7 12. b3 0-0 13. Bb2 Qc7 14. Bd3 Rfd8 15. Bc2 Rac8 16. Qd3 cxd4 17. Nxd4 Ncxe5 18. Qg3 Bf6 19. Qe3 a6 20. Rac1 Nc6 21. Red1 Qe7 22. Nxc6 Rxc6 23. Bd3 Bg5 24. Ba3 Qf6 25. Qg3 Bxc1 26. Bxc1 Qxc3 27. Qg5 Rdc8 28. Bxg6 hxg6 29. Bf4 Qf6 30. Qg3 Rc2 31. a4 Qc3 0-1

[Event "COL-ch U16 Girls"]
[Site "Villavicencio"]
[Date "2013.06.15"]
[Round "5.7"]
[White "Rozo, Claudia Magally"]
[Black "Maldonado Barrera, Obeida Ros"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1468"]
[BlackElo "1465"]
[PlyCount "115"]
[EventDate "2013.06.13"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 e6 3. Bg5 Be7 4. Bxe7 Nxe7 5. Nbd2 b6 6. e3 Bb7 7. Bd3 c5 8. c3 Nbc6 9. 0-0 0-0 10. Rc1 Ng6 11. Qe2 Re8 12. Rfd1 e5 13. Bxg6 fxg6 14. dxe5 Nxe5 15. Nxe5 Rxe5 16. Nf3 Re8 17. Rd2 Qf6 18. Ne1 Rad8 19. Rcd1 d4 20. cxd4 cxd4 21. Nc2 d3 22. Rxd3 Rxd3 23. Rxd3 Ba6 24. Nb4 Bxd3 25. Nxd3 Qf5 26. b3 Rd8 27. Ne1 Qd5 28. Qa6 Qa5 29. Qe2 Qd2 30. Kf1 Qxe2+ 31. Kxe2 Rd5 32. Nf3 Ra5 33. a4 b5 34. axb5 Rxb5 35. Kd3 Ra5 36. Nd4 Ra2 37. Nc2 a5 38. Kc3 a4 39. b4 a3 40. h3 Kf8 41. f4 Rb2 42. g4 Ke7 43. g5 Ke6 44. e4 Rb1 45. Nxa3 Rc1+ 46. Kd4 Ke7 47. Ke5 Rd1 48. Nb5 Rb1 49. Nc7 Kf7 50. Nd5 Rb3 51. Kd6 Rxh3 52. b5 Rb3 53. b6 Ke8 54. e5 Rb2 55. e6 Kd8 56. e7+ Ke8 57. Nc7+ Kf7 58. e8Q# 1-0

[Event "COL-ch U16 Girls"]
[Site "Villavicencio"]
[Date "2013.06.14"]
[Round "3.6"]
[White "Cardoso Cardoso, Jaidy Marcela"]
[Black "Maldonado Barrera, Obeida Ros"]
[Result "1-0"]
[ECO "D52"]
[WhiteElo "1616"]
[BlackElo "1465"]
[PlyCount "47"]
[EventDate "2013.06.13"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 c6 5. Nf3 Nbd7 6. e3 Bb4 7. Qc2 Qa5 8. Nd2 Ne4 9. Ndxe4 dxe4 10. Bh4 e5 11. Be2 0-0 12. 0-0 f5 13. a3 Bxc3 14. bxc3 exd4 15. cxd4 Nb6 16. Qb3 Be6 17. Be7 Rfe8 18. Bb4 Qa4 19. Qc3 a5 20. Rfc1 c5 21. Bxc5 Qc6 22. Bxb6 Qxb6 23. Rab1 Qa6 24. Rb2 1-0

[Event "COL-ch U16 Girls"]
[Site "Villavicencio"]
[Date "2013.06.13"]
[Round "1.8"]
[White "Argote Heredia, Valentina"]
[Black "Maldonado Barrera, Obeida Ros"]
[Result "1-0"]
[ECO "C01"]
[WhiteElo "1819"]
[BlackElo "1465"]
[PlyCount "79"]
[EventDate "2013.06.13"]
[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 e6 2. d4 d5 3. exd5 exd5 4. c4 Nf6 5. h3 Be7 6. Nf3 b6 7. Bf4 Bb7 8. Nbd2 Nbd7 9. Rc1 Rc8 10. Bd3 0-0 11. 0-0 c5 12. Nb3 b5 13. Bf5 g6 14. Bxd7 Nxd7 15. Bh6 Re8 16. cxb5 c4 17. Nbd2 Rb8 18. Bf4 Rc8 19. Nb1 a6 20. bxa6 Bxa6 21. Nc3 Qb6 22. Nxd5 Qxb2 23. Nc7 c3 24. Nxa6 c2 25. Qd3 Qxa2 26. Nc7 Red8 27. Rxc2 Qa4 28. Nd5 Rxc2 29. Nxe7+ Kf8 30. Bd6 Nf6 31. Nxg6+ Kg7 32. Be7 Rdc8 33. Nge5 R8c3 34. Qf5 Qa6 35. Qg5+ Kh8 36. Bxf6+ Qxf6 37. Qxf6+ Kg8 38. Qxf7+ Kh8 39. Ng5 Rc7 40. Qf8# 1-0

[Event "COL-ch U16 Girls"]
[Site "Villavicencio"]
[Date "2013.06.13"]
[Round "2.7"]
[White "Maldonado Barrera, Obeida Ros"]
[Black "Rodriguez, Sandra Lizeth"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "1465"]
[BlackElo "1714"]
[PlyCount "27"]
[EventDate "2013.06.13"]
[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 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 f6 6. Be2 Qc7 7. Bf4 fxe5 8. Nxe5 Nxe5 9. Bxe5 Bd6 10. Bh5+ Kd8 11. Qf3 Nh6 12. Bf6+ Be7 13. Bxg7 Rg8 14. Bxh6 1-0

[Event "North Region-ch U16 Girls"]
[Site "Cartagena"]
[Date "2013.04.21"]
[Round "5.2"]
[White "Burgos Orozco, Jaylinj"]
[Black "Maldonado Barrera, Obeida Ros"]
[Result "0-1"]
[ECO "C01"]
[WhiteElo "1462"]
[BlackElo "1465"]
[PlyCount "74"]
[EventDate "2013.04.19"]
[EventType "tourn"]
[EventRounds "5"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Bd3 Bd6 5. Be3 Ne7 6. Qf3 f6 7. h3 Be6 8. Ne2 Nd7 9. Nd2 c6 10. 0-0 Bf7 11. c4 0-0 12. Ng3 c5 13. b3 cxd4 14. Bxd4 Be5 15. Nf5 Nxf5 16. Qxf5 Bg6 17. Qe6+ Bf7 18. Qg4 h5 19. Qf5 g6 20. Qf3 Bxd4 21. h4 Bxa1 22. Rxa1 Ne5 23. Qe3 Nxd3 24. Qxd3 dxc4 25. Qc3 cxb3 26. axb3 Rc8 27. Qe3 Rc7 28. Rxa7 Re8 29. Qf4 g5 30. hxg5 fxg5 31. Qa4 b5 32. Ra8 bxa4 33. Rxd8 Rxd8 34. bxa4 Rxd2 35. g3 Rc1+ 36. Kg2 Bd5+ 37. Kh3 Rh1# 0-1

[Event "North Region-ch U16 Girls"]
[Site "Cartagena"]
[Date "2013.04.20"]
[Round "3.1"]
[White "Maldonado Barrera, Obeida Ros"]
[Black "Rosado Perez, Maria Jose"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "1465"]
[BlackElo "1890"]
[PlyCount "59"]
[EventDate "2013.04.19"]
[EventType "tourn"]
[EventRounds "5"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. c3 d6 3. d4 cxd4 4. cxd4 Nf6 5. Nc3 Nc6 6. Nf3 Bg4 7. Be2 Bxf3 8. Bxf3 e5 9. Ne2 Qa5+ 10. Bd2 Qb6 11. Bc3 Rd8 12. 0-0 g5 13. g3 g4 14. Bg2 h5 15. h4 gxh3 16. Bxh3 Nxe4 17. Rb1 Ng5 18. Bg2 h4 19. f4 h3 20. Bxc6+ Qxc6 21. d5 Qc5+ 22. Kh2 Ne4 23. Qa4+ b5 24. Qxe4 Qc4 25. Qxc4 bxc4 26. fxe5 dxe5 27. Bxe5 Rh5 28. Bd4 Rdxd5 29. Nf4 Rxd4 30. Nxh5 1-0

[Event "North Region-ch U16 Girls"]
[Site "Cartagena"]
[Date "2013.04.19"]
[Round "1.2"]
[White "Maldonado Barrera, Obeida Ros"]
[Black "Prieto Orozco, Amarelis Judith"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "1465"]
[PlyCount "63"]
[EventDate "2013.04.19"]
[EventType "tourn"]
[EventRounds "5"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 f6 4. Nf3 Nc6 5. c3 Be7 6. Bd3 b6 7. Be3 Nh6 8. h3 0-0 9. 0-0 Nf5 10. Qc2 Bb7 11. g4 fxe5 12. gxf5 exf5 13. Nxe5 Nxe5 14. dxe5 Bc8 15. Kh1 c6 16. Rg1 Rf7 17. f4 c5 18. b3 d4 19. Bc4 dxe3 20. Bxf7+ Kxf7 21. Qe2 g6 22. Qxe3 Rb8 23. Nd2 Rb7 24. Rad1 Rd7 25. e6+ Ke8 26. exd7+ Bxd7 27. Nc4 Qc7 28. Rge1 Be6 29. Nd6+ Kd7 30. Qxe6+ Kd8 31. Nb7+ Ke8 32. Qg8# 1-0

[Event "North Region-ch U16 Girls"]
[Site "Cartagena"]
[Date "2013.04.19"]
[Round "2.3"]
[White "Meza Castro, Maria Jose"]
[Black "Maldonado Barrera, Obeida Ros"]
[Result "0-1"]
[ECO "B40"]
[BlackElo "1465"]
[PlyCount "94"]
[EventDate "2013.04.19"]
[EventType "tourn"]
[EventRounds "5"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e6 2. Nf3 d5 3. Nc3 c5 4. Bb5+ Bd7 5. Bxd7+ Qxd7 6. 0-0 Ne7 7. d3 Ng6 8. e5 Be7 9. Bg5 Bxg5 10. Nxg5 Nxe5 11. d4 cxd4 12. Qxd4 Nbc6 13. Qd1 0-0 14. Nf3 Nxf3+ 15. Qxf3 Rac8 16. Rad1 Qe7 17. a3 Rfd8 18. b4 Ne5 19. Qe3 Qf6 20. Qxa7 Rxc3 21. a4 Qe7 22. b5 Rxc2 23. a5 Qd7 24. a6 Qxb5 25. Rb1 Qxa6 26. Qxa6 bxa6 27. Rb7 h6 28. Rfb1 Kh7 29. f4 Nd7 30. Ra1 f6 31. Rxa6 Nc5 32. Raa7 Nxb7 33. Rxb7 Rdc8 34. h4 R2c4 35. g3 Rc1+ 36. Kh2 R8c2+ 37. Kh3 Rh1+ 38. Kg4 f5+ 39. Kf3 Rc3+ 40. Kg2 Rhc1 41. Re7 Re3 42. Kf2 Rce1 43. Rd7 R1e2+ 44. Kf1 Rc2 45. Ra7 Rxg3 46. Ra1 Rgg2 47. Re1 Rcf2# 0-1

[Event "North Region-ch U14 Girls"]
[Site "Cartagena"]
[Date "2013.03.24"]
[Round "5.1"]
[White "Maldonado Barrera, Obeida Ros"]
[Black "Gomez Guardo, Laura Melissa"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "1535"]
[BlackElo "1830"]
[PlyCount "70"]
[EventDate "2013.03.22"]
[EventType "tourn"]
[EventRounds "5"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. c3 d6 3. d4 cxd4 4. cxd4 Nf6 5. Nc3 g6 6. Nf3 Bg7 7. Be2 0-0 8. 0-0 Nbd7 9. h3 a6 10. Be3 b5 11. a3 Bb7 12. d5 Rc8 13. Rc1 Nc5 14. Nd2 e6 15. b4 Ncd7 16. Nf3 exd5 17. exd5 Nb6 18. Bxb6 Qxb6 19. Re1 Rfe8 20. Qd2 Ne4 21. Nxe4 Rxc1 22. Rxc1 Rxe4 23. Bd3 Re8 24. Bb1 Qd8 25. Ba2 Qf6 26. Rc7 Re7 27. Rxe7 Qxe7 28. Nd4 Bxd4 29. Qxd4 Qe1+ 30. Kh2 Qe2 31. Qa7 Qxa2 32. Qxb7 Qxf2 33. Qb8+ Kg7 34. Qxd6 Qf6 35. Qc6 Qe5+ 1/2-1/2

[Event "North Region-ch U14 Girls"]
[Site "Cartagena"]
[Date "2013.03.23"]
[Round "3.2"]
[White "Maldonado Barrera, Obeida Ros"]
[Black "Pabon Sarmiento, Camila Andrea"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "1535"]
[BlackElo "1300"]
[PlyCount "67"]
[EventDate "2013.03.22"]
[EventType "tourn"]
[EventRounds "5"]
[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 Bc5 5. h3 0-0 6. 0-0 h6 7. d3 d6 8. Be3 a6 9. Bxc5 dxc5 10. a4 Nd4 11. Nxe5 Ne6 12. Ne2 Nd7 13. Nf3 b6 14. c3 Rb8 15. d4 b5 16. axb5 axb5 17. Bd5 Qe7 18. Bxe6 Qxe6 19. e5 c6 20. dxc5 Nxc5 21. Nfd4 Qe8 22. Nf4 f6 23. exf6 Rxf6 24. Re1 Qf8 25. Nd3 Nxd3 26. Qxd3 c5 27. Nc6 Rxc6 28. Qd5+ Re6 29. Rxe6 Bxe6 30. Qxe6+ Kh7 31. Qe4+ g6 32. Ra7+ Kg8 33. Qxg6+ Kh8 34. Qh7# 1-0

[Event "North Region-ch U14 Girls"]
[Site "Cartagena"]
[Date "2013.03.23"]
[Round "4.3"]
[White "Morales Serrano, Katty Dayana"]
[Black "Maldonado Barrera, Obeida Ros"]
[Result "1-0"]
[ECO "B40"]
[WhiteElo "1485"]
[BlackElo "1535"]
[PlyCount "85"]
[EventDate "2013.03.22"]
[EventType "tourn"]
[EventRounds "5"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e6 2. Nf3 d5 3. d3 c5 4. exd5 exd5 5. Be2 Nf6 6. d4 c4 7. Nc3 a6 8. Bf4 Bd6 9. Bxd6 Qxd6 10. Qd2 Nc6 11. 0-0 0-0 12. Rfe1 Bd7 13. Rad1 Rfe8 14. b3 b5 15. a4 Ne4 16. Nxe4 Rxe4 17. bxc4 dxc4 18. axb5 axb5 19. c3 Qd5 20. Ng5 Ree8 21. Bh5 g6 22. Bf3 Qf5 23. d5 Ne5 24. d6 Nd3 25. Be4 Qe5 26. Bxd3 Qd5 27. Be4 Qxd2 28. Rxd2 Bf5 29. Rdd1 h6 30. Bxa8 Rxa8 31. d7 Bxd7 32. Rxd7 hxg5 33. g3 Ra3 34. Ree7 Rxc3 35. Rxf7 b4 36. Rg7+ Kf8 37. Rb7 b3 38. Rgc7 Rc1+ 39. Kg2 Re1 40. Rxc4 b2 41. Rc8+ Re8 42. Rxe8+ Kxe8 43. Rxb2 1-0

[Event "North Region-ch U14 Girls"]
[Site "Cartagena"]
[Date "2013.03.22"]
[Round "2.2"]
[White "Burgos Orozco, Jaylinj"]
[Black "Maldonado Barrera, Obeida Ros"]
[Result "0-1"]
[ECO "C00"]
[BlackElo "1535"]
[PlyCount "60"]
[EventDate "2013.03.22"]
[EventType "tourn"]
[EventRounds "5"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e6 2. Nf3 d5 3. Nc3 Nf6 4. Bd3 Bb4 5. 0-0 Bxc3 6. dxc3 dxe4 7. Bxe4 Qxd1 8. Rxd1 Nxe4 9. Bg5 Nxg5 10. Nxg5 0-0 11. Rd3 Nc6 12. Ne4 e5 13. Rad1 Bf5 14. f3 Bxe4 15. fxe4 f6 16. b4 a6 17. Rd7 Rfd8 18. Rxc7 Rxd1+ 19. Kf2 Rd2+ 20. Ke3 Rxc2 21. a4 Rxc3+ 22. Kd2 Rc4 23. b5 axb5 24. axb5 Rd8+ 25. Ke3 Rc3+ 26. Ke2 Nd4+ 27. Kd2 Rxc7 28. b6 Rc2+ 29. Kd3 Rdc8 30. g4 R8c3# 0-1

[Event "North Region-ch U14 Girls"]
[Site "Cartagena"]
[Date "2013.03.22"]
[Round "1.3"]
[White "Maldonado Barrera, Obeida Ros"]
[Black "Escobar Consuegra, Carolay"]
[Result "0-1"]
[ECO "C50"]
[WhiteElo "1535"]
[BlackElo "1340"]
[PlyCount "68"]
[EventDate "2013.03.22"]
[EventType "tourn"]
[EventRounds "5"]
[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 Bc5 4. c3 d6 5. d3 Bg4 6. Nbd2 Nf6 7. Nf1 0-0 8. h3 Be6 9. Bb3 d5 10. exd5 Bxd5 11. Ng3 e4 12. Bxd5 Qxd5 13. Nxe4 Nxe4 14. dxe4 Qxd1+ 15. Kxd1 Rad8+ 16. Ke2 Rfe8 17. Nd2 g6 18. Re1 Ne5 19. f3 f5 20. Nb3 Bb6 21. Be3 fxe4 22. fxe4 Nc4 23. Bxb6 cxb6 24. Kf1 Nd2+ 25. Nxd2 Rxd2 26. b4 Rf8+ 27. Kg1 Rff2 28. Rad1 Rxg2+ 29. Kh1 Rh2+ 30. Kg1 Rhg2+ 31. Kh1 Rh2+ 32. Kg1 Rdg2+ 33. Kf1 Rxa2 34. Re3 Rh1# 0-1

[Event "Bolivar Region-ch U14"]
[Site "Cartagena"]
[Date "2013.03.03"]
[Round "5.3"]
[White "Maldonado Barrera, Obeida Ros"]
[Black "Navarro Bustillo, Ruben D"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "1535"]
[BlackElo "2009"]
[PlyCount "85"]
[EventDate "2013.03.01"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. c3 d6 3. d4 cxd4 4. cxd4 Nf6 5. Nc3 g6 6. Bd3 Bg7 7. Nge2 0-0 8. h3 e5 9. Bc2 Nc6 10. d5 Nb4 11. Bb1 b6 12. a3 Na6 13. f3 Nc7 14. 0-0 Ba6 15. Be3 Nb5 16. Bd3 Nxc3 17. Nxc3 Bxd3 18. Qxd3 Nd7 19. Rac1 Nc5 20. Qd1 Qd7 21. b4 Na6 22. Qe2 Nc7 23. Rc2 b5 24. Rfc1 a6 25. Na4 Nxd5 26. Nb6 Nxb6 27. Bxb6 Rfc8 28. Rc7 Qe6 29. Qd1 Rxc7 30. Rxc7 Bf8 31. a4 Rb8 32. Ba5 Rc8 33. Rxc8 Qxc8 34. axb5 axb5 35. Qd5 Qc4 36. Qxc4 bxc4 37. Kf1 Be7 38. b5 c3 39. Ke2 d5 40. exd5 Bd6 41. Kd3 e4+ 42. fxe4 Be5 43. Bxc3 1-0

[Event "Bolivar Region-ch U14"]
[Site "Cartagena"]
[Date "2013.03.02"]
[Round "2.4"]
[White "Maldonado Barrera, Obeida Ros"]
[Black "Pena Bermudez, Juan Camilo"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "1535"]
[BlackElo "1679"]
[PlyCount "54"]
[EventDate "2013.03.01"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 d6 2. d4 g6 3. Be3 Bg7 4. c3 Nf6 5. f3 Nc6 6. Bd3 e5 7. Ne2 0-0 8. 0-0 Ne8 9. d5 Ne7 10. c4 f5 11. f4 exf4 12. Bxf4 Bxb2 13. Nbc3 Bxa1 14. Qxa1 fxe4 15. Nxe4 Nf5 16. Bg5 Qd7 17. Nf6+ Nxf6 18. Bxf6 Ng7 19. Nf4 Qf7 20. Ne6 Nxe6 21. dxe6 Bxe6 22. Bh8 Qd7 23. Re1 Rae8 24. c5 d5 25. Bb5 c6 26. Bxc6 bxc6 27. Rxe6 Rxe6 0-1

[Event "Bolivar Region-ch U14"]
[Site "Cartagena"]
[Date "2013.03.02"]
[Round "3.4"]
[White "Royo Puello, Lucciana"]
[Black "Maldonado Barrera, Obeida Ros"]
[Result "0-1"]
[ECO "D05"]
[BlackElo "1535"]
[PlyCount "59"]
[EventDate "2013.03.01"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. e3 Nf6 3. Bd3 e6 4. Nf3 c5 5. Nc3 a6 6. Bd2 b5 7. Qe2 c4 8. 0-0 Bd6 9. h3 cxd3 10. cxd3 0-0 11. Rad1 Nc6 12. Rfe1 Bc7 13. e4 dxe4 14. dxe4 Nxd4 15. Qe3 Nc2 16. Re2 Nxe3 17. Rxe3 Bf4 18. Re2 Bxd2 19. Rdxd2 Qb6 20. Re3 Rd8 21. Rxd8+ Qxd8 22. e5 Nd5 23. Re4 Nxc3 24. bxc3 Bb7 25. Rd4 Bxf3 26. gxf3 Qxd4 27. cxd4 Rd8 28. f4 Rxd4 29. Kf1 Rxf4 30. Ke1 0-1

[Event "Bolivar Region-ch U14"]
[Site "Cartagena"]
[Date "2013.03.01"]
[Round "1.3"]
[White "Pabon Sarmiento, Juan Pablo"]
[Black "Maldonado Barrera, Obeida Ros"]
[Result "1-0"]
[ECO "D53"]
[WhiteElo "1882"]
[BlackElo "1535"]
[PlyCount "123"]
[EventDate "2013.03.01"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. Nf3 Nfd7 6. Bxe7 Qxe7 7. cxd5 Nb6 8. dxe6 Bxe6 9. d5 Bd7 10. e3 0-0 11. Be2 Rd8 12. 0-0 Be6 13. e4 Na6 14. Qb3 Bg4 15. Kh1 Rac8 16. a4 c6 17. a5 Na8 18. dxc6 Rxc6 19. Nd5 Qxe4 20. Nc3 Qe7 21. Rfe1 Be6 22. Qa4 Rcc8 23. Nd4 g6 24. Nxe6 Qxe6 25. Bg4 Qc4 26. Bxc8 Qxa4 27. Rxa4 Rxc8 28. Rae4 N8c7 29. h3 Ne6 30. Nd5 Kf8 31. Nf6 Kg7 32. Nd5 Rc5 33. Nf4 Nxf4 34. Rxf4 Rxa5 35. Re7 Rf5 36. Rxf5 gxf5 37. Rxb7 Nc5 38. Rxa7 Nd3 39. Rb7 Nxf2+ 40. Kg1 Nd3 41. b4 Ne5 42. b5 Kf6 43. b6 Ke6 44. Rb8 Kd7 45. b7 Kc7 46. Re8 Nd7 47. Re7 Kd8 48. Rxd7+ Kxd7 49. b8Q Ke6 50. Kf2 Kf6 51. Qd6+ Kg7 52. Qe5+ Kg6 53. Kf3 h6 54. Kf4 Kh7 55. Qxf5+ Kg8 56. Qf6 Kh7 57. Qxf7+ Kh8 58. Qg6 h5 59. Kf5 h4 60. g3 hxg3 61. Kf6 g2 62. Qg7# 1-0

[Event "La Candelaria Cup"]
[Site "Complejo de Raquetas"]
[Date "2013.02.03"]
[Round "6"]
[White "Berrio Suarez, Yina Patricia"]
[Black "Maldonado Barrera, Obeida Ros"]
[Result "0-1"]
[ECO "A08"]
[WhiteElo "1643"]
[BlackElo "1533"]
[PlyCount "102"]
[EventDate "2013.01.30"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 152 Extra"]
[Source "ChessBase"]
[SourceDate "2013.02.25"]
[SourceVersion "1"]
[SourceVersionDate "2013.02.25"]
[SourceQuality "1"]

1. e4 e6 2. Nf3 d5 3. d3 c5 4. Nbd2 Nc6 5. g3 Bd6 6. Bg2 Nf6 7. 0-0 Bc7 8. Nb3 dxe4 9. dxe4 Nxe4 10. Nh4 c4 11. Bxe4 cxb3 12. axb3 Qxd1 13. Rxd1 Ne7 14. Ra4 0-0 15. Be3 a6 16. Rad4 Rb8 17. b4 b5 18. c3 Bb6 19. R4d3 Bxe3 20. Rxe3 Bb7 21. Bc2 Rfd8 22. Ree1 g5 23. Ng2 Bf3 24. Rxd8+ Rxd8 25. h4 Rd2 26. Ne3 gxh4 27. gxh4 Nf5 28. Bxf5 exf5 29. Nxf5 f6 30. Ng3 Rxb2 31. Re6 Rb1+ 32. Nf1 Kf7 33. Rxa6 Be2 34. Ra2 Bxf1 35. Kh2 Rc1 36. Ra7+ Kg6 37. Rc7 Bc4 38. Re7 Rxc3 39. Re3 Rc2 40. Kg3 Rb2 41. f4 Rxb4 42. Rf3 Kf5 43. h5 Rb3 44. Rxb3 Bxb3 45. Kf3 Bd5+ 46. Ke3 b4 47. Kd4 b3 48. Kxd5 b2 49. Kd6 Kxf4 50. Ke7 b1Q 51. Kxf6 Qf5+ 0-1

[Event "La Candelaria Cup"]
[Site "Complejo de Raquetas"]
[Date "2013.02.03"]
[Round "7"]
[White "Maldonado Barrera, Obeida Ros"]
[Black "Chavez Quiroz, Gustavo Adolfo"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "1533"]
[BlackElo "1618"]
[PlyCount "85"]
[EventDate "2013.01.30"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 152 Extra"]
[Source "ChessBase"]
[SourceDate "2013.02.25"]
[SourceVersion "1"]
[SourceVersionDate "2013.02.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 d6 5. h3 Nf6 6. 0-0 0-0 7. Bg5 h6 8. Be3 Bxe3 9. fxe3 Ne7 10. Nc3 c6 11. d4 Nh5 12. dxe5 d5 13. exd5 cxd5 14. Nxd5 Be6 15. Nxe7+ Qxe7 16. Bb3 Rad8 17. Qe2 Ng3 18. Qe1 Nxf1 19. Qxf1 f6 20. Nd4 Bxb3 21. axb3 fxe5 22. Qc4+ Rf7 23. Nf5 Qc7 24. Rf1 Kh7 25. Ng3 Qb6 26. Qxf7 Qxe3+ 27. Qf2 Qg5 28. Kh2 b6 29. Qe2 Rd4 30. Rf5 Qe7 31. Rxe5 Qh4 32. Re4 Qd8 33. Rxd4 Qxd4 34. Qd3+ Qxd3 35. cxd3 Kg8 36. d4 Kf8 37. d5 Ke8 38. d6 Kd7 39. Ne4 g5 40. Kg3 Ke6 41. Kg4 b5 42. Kh5 b4 43. Kxh6 1-0

[Event "La Candelaria Cup"]
[Site "Complejo de Raquetas"]
[Date "2013.02.02"]
[Round "4"]
[White "Maldonado Barrera, Obeida Ros"]
[Black "Verbel, Arturo"]
[Result "0-1"]
[ECO "C55"]
[WhiteElo "1533"]
[BlackElo "1597"]
[PlyCount "60"]
[EventDate "2013.01.30"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 152 Extra"]
[Source "ChessBase"]
[SourceDate "2013.02.25"]
[SourceVersion "1"]
[SourceVersionDate "2013.02.25"]
[SourceQuality "1"]

1. e4 e5 2. Nc3 Nc6 3. Nf3 Nf6 4. Bc4 Bc5 5. h3 a6 6. a3 0-0 7. d3 h6 8. Be3 Bxe3 9. fxe3 Ne7 10. 0-0 d6 11. d4 Ng6 12. Bd3 c6 13. Ne2 Nh5 14. Qe1 Be6 15. Ng3 Nxg3 16. Qxg3 Qb6 17. b3 c5 18. dxe5 c4 19. Bxc4 Qxe3+ 20. Kh1 Bxc4 21. bxc4 Nxe5 22. Nxe5 Qxg3 23. Nf3 Rac8 24. Rab1 Rxc4 25. Rxb7 Rxc2 26. Rg1 Re8 27. Rb4 d5 28. exd5 Ree2 29. Nh4 Qxh3+ 30. gxh3 Rh2# 0-1

[Event "La Candelaria Cup"]
[Site "Complejo de Raquetas"]
[Date "2013.02.02"]
[Round "5"]
[White "Ramirez Vargas, Gerald Yamid"]
[Black "Maldonado Barrera, Obeida Ros"]
[Result "1-0"]
[ECO "C00"]
[WhiteElo "1319"]
[BlackElo "1533"]
[PlyCount "71"]
[EventDate "2013.01.30"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 152 Extra"]
[Source "ChessBase"]
[SourceDate "2013.02.25"]
[SourceVersion "1"]
[SourceVersionDate "2013.02.25"]
[SourceQuality "1"]

1. e4 e6 2. Nc3 d5 3. exd5 exd5 4. Qe2+ Be7 5. d4 Nf6 6. Bg5 0-0 7. 0-0-0 c6 8. Nf3 Bf5 9. Qd2 g6 10. h3 Ne4 11. Nxe4 Bxe4 12. Bxe7 Qxe7 13. Re1 Qf6 14. Qg5 Nd7 15. Qxf6 Nxf6 16. Ne5 Rac8 17. f3 Bf5 18. Bd3 Bxd3 19. Nxd3 b6 20. Re7 a5 21. c3 c5 22. dxc5 bxc5 23. Ra7 Ra8 24. Rxa8 Rxa8 25. Nxc5 Rc8 26. Na4 d4 27. Rd1 dxc3 28. Nxc3 a4 29. a3 Rc4 30. Rd8+ Kg7 31. Ra8 Nd5 32. Rxa4 Rc5 33. Kd2 Nf4 34. Rxf4 Rf5 35. Rxf5 gxf5 36. Nd5 1-0

[Event "La Candelaria Cup"]
[Site "Complejo de Raquetas"]
[Date "2013.02.01"]
[Round "3"]
[White "Pulido Ardila, Lilian Vanessa"]
[Black "Maldonado Barrera, Obeida Ros"]
[Result "1-0"]
[ECO "C01"]
[WhiteElo "1702"]
[BlackElo "1533"]
[PlyCount "93"]
[EventDate "2013.01.30"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 152 Extra"]
[Source "ChessBase"]
[SourceDate "2013.02.25"]
[SourceVersion "1"]
[SourceVersionDate "2013.02.25"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Bd3 Bd6 5. Nc3 c6 6. Nge2 Ne7 7. 0-0 0-0 8. Bf4 Be6 9. Qd2 g6 10. Bh6 Re8 11. Ng3 Qd7 12. Qg5 Nf5 13. Bxf5 Bxf5 14. Qf6 Bf8 15. Bxf8 Kxf8 16. Qh8+ Ke7 17. Rfe1+ Kd8 18. Qf6+ Kc8 19. Rxe8+ Qxe8 20. Nxf5 gxf5 21. Qxf5+ Qe6 22. Qxh7 b6 23. h4 Nd7 24. Kf1 Kb7 25. Re1 Qf6 26. g3 Kc7 27. Qd3 Qd6 28. a3 Nf6 29. Qf5 Re8 30. Rxe8 Nxe8 31. Qxf7+ Kd8 32. Qxa7 b5 33. Qb6+ Kc8 34. Qa7 Qg6 35. Qe7 Nc7 36. Qe2 Ne6 37. h5 Qf6 38. Qg4 Kc7 39. Ne2 c5 40. dxc5 Nxc5 41. Qf4+ Qxf4 42. Nxf4 d4 43. h6 Kb6 44. h7 Ka5 45. h8Q Ka4 46. Qa8+ Na6 47. Qxa6# 1-0

[Event "La Candelaria Cup"]
[Site "Complejo de Raquetas"]
[Date "2013.01.31"]
[Round "2"]
[White "Maldonado Barrera, Obeida Ros"]
[Black "Gomez Guardo, Laura Melissa"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "1533"]
[BlackElo "1830"]
[PlyCount "85"]
[EventDate "2013.01.30"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 152 Extra"]
[Source "ChessBase"]
[SourceDate "2013.02.25"]
[SourceVersion "1"]
[SourceVersionDate "2013.02.25"]
[SourceQuality "1"]

1. e4 c5 2. c3 d6 3. d4 cxd4 4. cxd4 Nc6 5. Nf3 e6 6. Nc3 Nf6 7. a3 Be7 8. Bd3 0-0 9. 0-0 Qb6 10. Bc2 h6 11. Re1 Qc7 12. d5 exd5 13. Nxd5 Nxd5 14. exd5 Ne5 15. Nxe5 dxe5 16. Qd3 f5 17. b4 Bf6 18. d6 Qc6 19. Bb3+ Kh8 20. Qd2 e4 21. Bb2 Bxb2 22. Qxb2 Qxd6 23. h3 Be6 24. Red1 Qb6 25. Bxe6 Qxe6 26. Rac1 Rac8 27. Qd4 a6 28. Rxc8 Rxc8 29. Qd7 Qxd7 30. Rxd7 Rb8 31. g4 fxg4 32. hxg4 Kg8 33. Re7 Kf8 34. Rxe4 Kf7 35. f4 Rd8 36. a4 Rd1+ 37. Kf2 Ra1 38. a5 Rd1 39. Kg3 Rd6 40. Kh4 Kf6 41. Rc4 Rd5 42. Kg3 Rb5 43. Kf3 1/2-1/2

[Event "La Candelaria Cup"]
[Site "Complejo de Raquetas"]
[Date "2013.01.30"]
[Round "1"]
[White "Pabon Sarmiento, David A"]
[Black "Maldonado Barrera, Obeida Ros"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "1896"]
[BlackElo "1533"]
[PlyCount "42"]
[EventDate "2013.01.30"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 152 Extra"]
[Source "ChessBase"]
[SourceDate "2013.02.25"]
[SourceVersion "1"]
[SourceVersionDate "2013.02.25"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. Bd3 Bd7 7. 0-0 cxd4 8. cxd4 Nxd4 9. Nxd4 Qxd4 10. Nc3 a6 11. Qe2 Qb6 12. Rd1 Ne7 13. Qg4 Ng6 14. Qg3 Bc5 15. Rf1 0-0 16. h4 Bd4 17. Bf4 f6 18. Bxg6 fxe5 19. Bxh7+ Kxh7 20. Bxe5 Bxe5 21. Qxe5 Rf6 1-0

[Event "Pan American-ch"]
[Site "Cartagena"]
[Date "2012.09.08"]
[Round "9"]
[White "Ariza de la Hoz, Jose Tobias"]
[Black "Maldonado Barrera, Obeida Ros"]
[Result "0-1"]
[ECO "C02"]
[WhiteElo "1676"]
[BlackElo "1527"]
[PlyCount "64"]
[EventDate "2012.07.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. e4 e6 2. e5 d5 3. d4 c5 4. c3 Nc6 5. f4 f6 6. Nf3 cxd4 7. cxd4 Nge7 8. exf6 gxf6 9. Bd3 Ng6 10. 0-0 e5 11. fxe5 fxe5 12. dxe5 Ncxe5 13. Qe2 Bd6 14. Ng5 Rf8 15. Bxg6+ hxg6 16. Rxf8+ Kxf8 17. Qf2+ Ke8 18. Be3 Bf5 19. Nc3 Ng4 20. Qe2 Bxh2+ 21. Kh1 Nxe3 22. Qxe3+ Kf8 23. Kxh2 d4 24. Ne6+ Bxe6 25. Qxe6 Qc7+ 26. Kh1 dxc3 27. Rf1+ Kg7 28. Rf6 Rh8+ 29. Kg1 Qc5+ 30. Kf1 Rh1+ 31. Ke2 Qb5+ 32. Kf2 Rf1+ 0-1

[Event "Pan American-ch"]
[Site "Cartagena"]
[Date "2012.07.07"]
[Round "8"]
[White "Maldonado Barrera, Obeida Ros"]
[Black "Mora, Alfonso"]
[Result "0-1"]
[ECO "C55"]
[WhiteElo "1527"]
[BlackElo "1640"]
[PlyCount "41"]
[EventDate "2012.07.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Be7 4. Nc3 Nf6 5. d3 d6 6. h3 a6 7. a4 0-0 8. 0-0 Bd7 9. b3 Na5 10. d4 Nxc4 11. bxc4 exd4 12. Nxd4 Ne8 13. Bd2 f5 14. Qh5 Nf6 15. Qf3 fxe4 16. Nxe4 Nxe4 17. Qxe4 Bf6 18. c3 Be5 19. f4 Bf6 20. Rfe1 Qc8 21. Qe6+ 0-1

[Event "Pan American-ch"]
[Site "Cartagena"]
[Date "2012.07.07"]
[Round "7"]
[White "Maldonado Barrera, Obeida Ros"]
[Black "Ramirez Vargas, Gerald Yamid"]
[Result "1-0"]
[ECO "C55"]
[WhiteElo "1527"]
[BlackElo "1359"]
[PlyCount "101"]
[EventDate "2012.07.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 h6 4. c3 Nf6 5. d3 Be7 6. Nbd2 d6 7. Nf1 Bg4 8. h3 Bh5 9. Ng3 Bxf3 10. Qxf3 0-0 11. Nf5 Re8 12. Nxe7+ Qxe7 13. 0-0 Nd7 14. Be3 Qf6 15. Qg4 Rad8 16. Bb5 Qg6 17. Qxg6 fxg6 18. Bxc6 bxc6 19. Bxa7 c5 20. Rad1 Ra8 21. d4 Rxa7 22. dxc5 Nxc5 23. f3 Rxa2 24. b4 Na4 25. c4 Rb2 26. b5 Rc2 27. Rc1 Rb2 28. Ra1 Rb4 29. Rfc1 c5 30. Rab1 Rxb1 31. Rxb1 Nc3 32. Rb3 Ne2+ 33. Kf2 Nf4 34. b6 Rb8 35. b7 Nd3+ 36. Rxd3 Rxb7 37. Rxd6 Rb2+ 38. Kf1 Rc2 39. Rd5 Rc1+ 40. Kf2 Rxc4 41. Rxe5 Rc2+ 42. Kf1 c4 43. Rc5 Rc1+ 44. Ke2 Rc2+ 45. Ke3 c3 46. Kd3 Rd2+ 47. Kxc3 Rxg2 48. e5 Rg3 49. e6 Rxf3+ 50. Kd2 Kf8 51. Rc7 1-0

[Event "Pan American-ch"]
[Site "Cartagena"]
[Date "2012.07.06"]
[Round "6"]
[White "Contreras R, Wilson Mauricio"]
[Black "Maldonado Barrera, Obeida Ros"]
[Result "1-0"]
[ECO "C07"]
[WhiteElo "1839"]
[BlackElo "1527"]
[PlyCount "81"]
[EventDate "2012.07.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 c5 4. Ne2 Nc6 5. exd5 Qxd5 6. Nf3 Qe4 7. Bg5 f6 8. Be3 Nb4 9. Rc1 Nxa2 10. Ng3 Qd5 11. Bb5+ Bd7 12. c4 Qd6 13. Ne4 Qc7 14. Ra1 cxd4 15. Bxd7+ Qxd7 16. Nxd4 Bb4+ 17. Kf1 e5 18. Nb5 Qxd1+ 19. Rxd1 Rd8 20. Rxd8+ Kxd8 21. Bxa7 Nc1 22. Be3 Nd3 23. Ke2 Nf4+ 24. Bxf4 exf4 25. Ra1 Be7 26. c5 f5 27. Rd1+ Ke8 28. Ned6+ Bxd6 29. Nxd6+ Kd7 30. Nf7+ Kc6 31. b4 Kb5 32. Rd4 Kc6 33. Nxh8 Nf6 34. Rd6+ Kb5 35. Rb6+ Kc4 36. Rxb7 Kd5 37. Rxg7 Kc4 38. Rf7 Nd5 39. c6 Nb6 40. Rb7 Nd5 41. c7 1-0

[Event "Pan American-ch"]
[Site "Cartagena"]
[Date "2012.07.06"]
[Round "5"]
[White "De la Hoz Colon, Jessica"]
[Black "Maldonado Barrera, Obeida Ros"]
[Result "0-1"]
[ECO "C01"]
[WhiteElo "1610"]
[BlackElo "1527"]
[PlyCount "68"]
[EventDate "2012.07.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. e4 e6 2. Nc3 d5 3. exd5 exd5 4. d4 Bd6 5. Nf3 Ne7 6. Bd3 a6 7. 0-0 Nbc6 8. Re1 Bg4 9. Nxd5 Nxd4 10. Nxe7 Bxe7 11. Be2 Nxf3+ 12. Bxf3 Qxd1 13. Rxd1 Bxf3 14. gxf3 0-0 15. Bf4 c6 16. Rd7 Bf6 17. Rxb7 Rfe8 18. Rd1 Re2 19. Rd2 Re1+ 20. Kg2 h6 21. Rdd7 Rf8 22. Bd6 Rfe8 23. Rxf7 Bxb2 24. Bb4 Rc1 25. Bd2 Rxc2 26. Bf4 Rf8 27. Rxf8+ Kxf8 28. Bd6+ Kg8 29. h4 Bd4 30. a4 Rxf2+ 31. Kg3 Ra2 32. Rc7 c5 33. Bxc5 Bxc5 34. Rxc5 Rxa4 0-1

[Event "Pan American-ch"]
[Site "Cartagena"]
[Date "2012.07.05"]
[Round "3"]
[White "Aragon Aviles, Sandra"]
[Black "Maldonado Barrera, Obeida Ros"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "1745"]
[BlackElo "1527"]
[PlyCount "48"]
[EventDate "2012.07.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. a3 c4 7. Be2 Nge7 8. 0-0 Ng6 9. Nbd2 Be7 10. g3 0-0 11. h4 f6 12. h5 Nh8 13. Rb1 Nf7 14. exf6 Bxf6 15. b3 cxb3 16. Nxb3 Qc7 17. Nh2 e5 18. Ng4 Bxg4 19. Bxg4 exd4 20. Nxd4 Nxd4 21. cxd4 Ng5 22. Bxg5 Bxg5 23. Be6+ Kh8 24. Bxd5 Rab8 1-0

[Event "Pan American-ch"]
[Site "Cartagena"]
[Date "2012.07.05"]
[Round "4"]
[White "Maldonado Barrera, Obeida Ros"]
[Black "Maldonado Salas, Jesus D"]
[Result "0-1"]
[ECO "C40"]
[WhiteElo "1527"]
[PlyCount "13"]
[EventDate "2012.07.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 f6 3. Nc3 d6 4. b3 Bg4 5. h3 Bh5 6. g4 Bf7 7. Bb2 0-1

[Event "Pan American-ch"]
[Site "Cartagena"]
[Date "2012.07.04"]
[Round "1"]
[White "Zapata, Olga Maria"]
[Black "Maldonado Barrera, Obeida Ros"]
[Result "1-0"]
[ECO "D35"]
[WhiteElo "1755"]
[BlackElo "1527"]
[PlyCount "39"]
[EventDate "2012.07.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 Be7 6. e3 h6 7. Bh4 g5 8. Bg3 a6 9. Bd3 Bd7 10. Qb3 Bc6 11. Nf3 Nbd7 12. Rc1 Nb6 13. Ne5 Qc8 14. Nxc6 bxc6 15. Na4 Rb8 16. Rxc6 Nxa4 17. Qxa4 Qd7 18. Qxa6 Bd8 19. Rxf6 Bxf6 20. Qxf6 1-0

[Event "COL-ch U14 Girls"]
[Site "Santander"]
[Date "2012.06.18"]
[Round "9"]
[White "Maldonado Barrera, Obeida Ros"]
[Black "Berbesi, Sarai"]
[Result "1/2-1/2"]
[ECO "C54"]
[WhiteElo "1560"]
[BlackElo "1680"]
[PlyCount "79"]
[EventDate "2012.06.13"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 h6 6. Nbd2 d6 7. 0-0 Bg4 8. Re1 0-0 9. Nf1 Na5 10. Bb3 Nxb3 11. axb3 c6 12. h3 Be6 13. Ng3 Qb6 14. Be3 Bxe3 15. fxe3 Bxb3 16. Qd2 Rfe8 17. c4 Rad8 18. Qc3 Nd7 19. Ra3 Nc5 20. d4 exd4 21. exd4 Bxc4 22. dxc5 Qxc5+ 23. Qd4 Qxd4+ 24. Nxd4 a6 25. Rd1 Re5 26. Ra4 d5 27. b3 dxe4 28. Rxc4 c5 29. Kf1 e3 30. Ke1 Rxd4 31. Rcxd4 cxd4 32. Rxd4 f5 33. Rd8+ Kh7 34. Rb8 b5 35. Ra8 f4 36. Ne2 Kg6 37. Nxf4+ Kf5 38. Ne2 Ke4 39. Rxa6 Kd3 40. Rc6 1/2-1/2

[Event "COL-ch U14 Girls"]
[Site "Santander"]
[Date "2012.06.17"]
[Round "7"]
[White "Maldonado Barrera, Obeida Ros"]
[Black "Hernandez Fonseca, Maria Paula"]
[Result "0-1"]
[ECO "B50"]
[WhiteElo "1560"]
[BlackElo "1959"]
[PlyCount "44"]
[EventDate "2012.06.13"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. e5 Nc6 4. exd6 exd6 5. c4 Nf6 6. b3 Be7 7. h3 0-0 8. Be2 d5 9. cxd5 Nxd5 10. 0-0 Bf6 11. d4 Nxd4 12. Bb2 Nxf3+ 13. gxf3 Bxb2 14. Nd2 Bxa1 15. Qxa1 Bxh3 16. Kh2 Bxf1 17. Qxf1 Qh4+ 18. Kg2 Nf4+ 19. Kg1 Rfe8 20. Bb5 Qg5+ 21. Kh1 Re1 22. Qxe1 Qg2# 0-1

[Event "COL-ch U14 Girls"]
[Site "Santander"]
[Date "2012.06.17"]
[Round "8"]
[White "Mesa, Brenda Sofia"]
[Black "Maldonado Barrera, Obeida Ros"]
[Result "1-0"]
[ECO "C78"]
[WhiteElo "1800"]
[BlackElo "1560"]
[PlyCount "21"]
[EventDate "2012.06.13"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 b5 5. Bb3 Bc5 6. c3 Bb6 7. 0-0 Nf6 8. d4 d6 9. dxe5 Nxe4 10. Bd5 Bb7 11. Bxe4 1-0

[Event "COL-ch U14 Girls"]
[Site "Santander"]
[Date "2012.06.16"]
[Round "6"]
[White "Henao Ortiz, Carolina"]
[Black "Maldonado Barrera, Obeida Ros"]
[Result "1-0"]
[ECO "C01"]
[WhiteElo "1438"]
[BlackElo "1560"]
[PlyCount "95"]
[EventDate "2012.06.13"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Bd3 Nc6 5. c3 h6 6. h3 Nf6 7. Qf3 Be6 8. Ne2 g5 9. Be3 Bg7 10. g4 Qd7 11. Nd2 0-0-0 12. 0-0-0 h5 13. Bxg5 hxg4 14. Qf4 Nh5 15. Qh2 Bf6 16. hxg4 Bxg4 17. Bxf6 Nxf6 18. Qg3 Rhg8 19. Qh2 Qe7 20. Rde1 Rh8 21. Qg2 Qd7 22. Ng3 Bh3 23. Rxh3 Ne4 24. Rxh8 Rxh8 25. Ndxe4 dxe4 26. Bxe4 Qd6 27. Bxc6 bxc6 28. Qe4 Qh6+ 29. Qe3 Qf6 30. Qe5 Qh6+ 31. Kc2 Qh2 32. Qf5+ Kb7 33. Rh1 Qxh1 34. Nxh1 Rxh1 35. f4 Rh8 36. Qxf7 Rh6 37. f5 Kc8 38. f6 Kd8 39. Qg7 Rh2+ 40. Kb3 Rf2 41. f7 Kc8 42. f8Q+ Rxf8 43. Qxf8+ Kb7 44. Kb4 Kb6 45. Qb8+ Ka6 46. Qxc7 c5+ 47. Ka4 c4 48. Qc6# 1-0

[Event "COL-ch U14 Girls"]
[Site "Santander"]
[Date "2012.06.15"]
[Round "4"]
[White "Dominguez, Laura Lucia"]
[Black "Maldonado Barrera, Obeida Ros"]
[Result "1-0"]
[ECO "C00"]
[WhiteElo "1929"]
[BlackElo "1560"]
[PlyCount "41"]
[EventDate "2012.06.13"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 e6 2. Nf3 d5 3. e5 c5 4. b4 a6 5. bxc5 Bxc5 6. d4 Bb4+ 7. c3 Bf8 8. Bd3 Nc6 9. h4 Nge7 10. h5 g6 11. hxg6 fxg6 12. Ng5 Nf5 13. g4 Be7 14. gxf5 Bxg5 15. fxg6 h6 16. g7 Rg8 17. Qh5+ Kd7 18. Qf7+ Ne7 19. f4 b5 20. fxg5 hxg5 21. Bxg5 1-0

[Event "COL-ch U14 Girls"]
[Site "Santander"]
[Date "2012.06.14"]
[Round "3"]
[White "Maldonado Barrera, Obeida Ros"]
[Black "Rodriguez, Sofia"]
[Result "0-1"]
[ECO "B90"]
[WhiteElo "1560"]
[BlackElo "1810"]
[PlyCount "83"]
[EventDate "2012.06.13"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. h3 e5 7. Nf3 h6 8. Be3 Be6 9. Bd3 Be7 10. Be2 b5 11. b4 0-0 12. 0-0 Nbd7 13. a3 Rc8 14. Bd2 Nb6 15. a4 Nc4 16. Bc1 Qb6 17. Nd5 Bxd5 18. exd5 Qb7 19. axb5 axb5 20. Nh4 Qxd5 21. Nf5 Qe6 22. Nxe7+ Qxe7 23. Bxc4 Rxc4 24. Bd2 Rfc8 25. c3 Ne4 26. Rc1 Nxc3 27. Rxc3 Rxc3 28. Bxc3 Rxc3 29. Qd5 Qd7 30. Rd1 Rc4 31. Qa8+ Kh7 32. Qa6 d5 33. Qa8 Rxb4 34. Rxd5 Rb1+ 35. Kh2 Qf5 36. Rd2 e4 37. Re2 Qf4+ 38. g3 Rh1+ 39. Kxh1 Qf3+ 40. Kh2 Qxe2 41. h4 Qxf2+ 42. Kh3 0-1

[Event "COL-ch U14 Girls"]
[Site "Santander"]
[Date "2012.06.14"]
[Round "2"]
[White "Ramirez, Manuela"]
[Black "Maldonado Barrera, Obeida Ros"]
[Result "1-0"]
[ECO "C01"]
[WhiteElo "1525"]
[BlackElo "1560"]
[PlyCount "75"]
[EventDate "2012.06.13"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 e6 2. d3 d5 3. exd5 exd5 4. d4 Bd6 5. Nc3 Nf6 6. Bg5 Be7 7. Nf3 h6 8. Bf4 a6 9. Be2 Nc6 10. 0-0 Be6 11. h3 Bd6 12. Be3 Qd7 13. Kh1 0-0-0 14. Ng1 g5 15. g4 Rdg8 16. f3 h5 17. Kg2 Bf4 18. Qd2 Bxe3 19. Qxe3 Qd6 20. Kf2 hxg4 21. fxg4 Rg7 22. Ke1 Re8 23. Qf3 Bd7 24. Qxf6 Qxf6 25. Rxf6 Nxd4 26. Kd1 Rf8 27. Kd2 Rg6 28. Rxg6 fxg6 29. Nxd5 Rd8 30. Ne7+ Kb8 31. Nxg6 Nc6 32. Bd3 Nb4 33. Ne5 Bb5 34. a3 Nxd3 35. Nxd3 Rf8 36. Re1 Bc6 37. Ne5 Rd8+ 38. Kc1 1-0

[Event "COL-ch U14 Girls"]
[Site "Santander"]
[Date "2012.06.13"]
[Round "1"]
[White "Jaimes Velasquez, Maria Alejandr"]
[Black "Maldonado Barrera, Obeida Ros"]
[Result "0-1"]
[ECO "C02"]
[WhiteElo "1525"]
[BlackElo "1560"]
[PlyCount "152"]
[EventDate "2012.06.13"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. a3 Nge7 7. b4 cxd4 8. cxd4 Nf5 9. Bb2 Be7 10. Be2 a6 11. 0-0 0-0 12. h3 f6 13. Re1 fxe5 14. dxe5 Ng3 15. Bd3 Bh4 16. Bd4 Nxd4 17. Nxd4 Nf5 18. Bxf5 exf5 19. Nc3 Be6 20. g3 Rac8 21. Nxe6 Rxc3 22. Nxf8 Rxg3+ 23. Kf1 Rd3 24. Qe2 f4 25. Qa2 Rxa3 26. Qxd5+ Kxf8 27. Qd6+ Qxd6 28. exd6 Rb3 29. Rab1 Rxh3 30. Kg2 Rd3 31. Re4 f3+ 32. Kh3 Bxf2 33. b5 a5 34. Rf1 Bb6 35. Rf4+ Ke8 36. R1xf3 Rxd6 37. Rf8+ Kd7 38. R8f7+ Kc8 39. Rxg7 Rh6+ 40. Kg4 a4 41. Rc3+ Kd8 42. Rd3+ Ke8 43. Rxb7 Bd8 44. Re3+ Kf8 45. Rb8 Rh4+ 46. Kg3 Rd4 47. b6 Kf7 48. b7 Bc7+ 49. Kf2 Bxb8 50. Rh3 Kg8 51. Ra3 Rb4 52. Ke2 Rxb7 53. Rxa4 h5 54. Rh4 Rh7 55. Kf3 Bd6 56. Kg2 Be7 57. Rh1 h4 58. Kh3 Rg7 59. Re1 Rg3+ 60. Kh2 Bd6 61. Rg1 Kh7 62. Rxg3 hxg3+ 63. Kh3 Kg6 64. Kg2 Kg5 65. Kh3 Kf4 66. Kg2 Kg4 67. Kg1 Kf3 68. Kf1 Bc5 69. Ke1 g2 70. Kd2 g1Q 71. Kc2 Qd4 72. Kb3 Qb4+ 73. Ka2 Qc3 74. Kb1 Ke2 75. Ka2 Bd4 76. Kb1 Qb2# 0-1

[Event "North Region-ch U14"]
[Site "Barranquilla"]
[Date "2012.04.29"]
[Round "3.4"]
[White "Castro, Dayana"]
[Black "Maldonado Barrera, Obeida Ros"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1523"]
[BlackElo "1560"]
[PlyCount "34"]
[EventDate "2012.04.29"]
[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 d5 2. Nf3 Nf6 3. Bf4 g6 4. e3 Bg7 5. h3 Nc6 6. Nc3 0-0 7. Bd3 Re8 8. Bg3 Nb4 9. a3 Nxd3+ 10. Qxd3 Bf5 11. Qe2 Ne4 12. Nxe4 dxe4 13. Nd2 e5 14. dxe5 Bxe5 15. Bxe5 Rxe5 16. 0-0 Qe7 17. Nc4 Rc5 1-0

[Event "North Region-ch U14"]
[Site "Barranquilla"]
[Date "2012.04.29"]
[Round "4.5"]
[White "Ricciulli Vargas, Roberth Eliece"]
[Black "Maldonado Barrera, Obeida Ros"]
[Result "1-0"]
[ECO "C01"]
[WhiteElo "1690"]
[BlackElo "1560"]
[PlyCount "37"]
[EventDate "2012.04.29"]
[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 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Bd6 5. Bd3 Nf6 6. 0-0 0-0 7. Bg5 Nc6 8. c3 Re8 9. Nbd2 Be7 10. Re1 Bg4 11. h3 h6 12. Bxf6 Bxf3 13. Qxf3 Bxf6 14. Rxe8+ Qxe8 15. Qxd5 Rd8 16. Qe4 Bg5 17. Qh7+ Kf8 18. Qh8+ Ke7 19. Re1+ 1-0

[Event "Cartagena Iderbol Cup"]
[Site "Cartagena"]
[Date "2011.12.27"]
[Round "4.19"]
[White "Jaimes Velasquez, Simon Andres"]
[Black "Maldonado Barrera, Obeida Ros"]
[Result "1-0"]
[ECO "C79"]
[WhiteElo "1465"]
[BlackElo "1498"]
[PlyCount "34"]
[EventDate "2011.12.26"]
[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 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 d6 6. Re1 Bg4 7. h3 Bh5 8. d3 h6 9. Be3 Be7 10. Nbd2 0-0 11. Qe2 d5 12. Bb3 d4 13. c3 dxe3 14. Qxe3 Bd6 15. Rad1 Nd4 16. Rc1 Nxf3+ 17. Qxf3 Bc5 1-0

[Event "Cartagena Iderbol Cup"]
[Site "Cartagena"]
[Date "2011.12.27"]
[Round "3.19"]
[White "Maldonado Barrera, Obeida Ros"]
[Black "Hernandez De la Hoz, Alvaro Jose"]
[Result "0-1"]
[ECO "C50"]
[WhiteElo "1498"]
[BlackElo "1604"]
[PlyCount "42"]
[EventDate "2011.12.26"]
[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 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 h6 5. d3 d6 6. Nbd2 Bg4 7. 0-0 Nge7 8. Re1 0-0 9. Nf1 Kh7 10. h3 Bxf3 11. Qxf3 f5 12. Ng3 fxe4 13. Qxe4+ Kh8 14. Be3 Bxe3 15. Qxe3 Qd7 16. d4 d5 17. Bb3 exd4 18. cxd4 Nf5 19. Nxf5 Qxf5 20. Rad1 a6 21. f3 Rf6 0-1

[Event "Cartagena Iderbol Cup"]
[Site "Cartagena"]
[Date "2011.12.26"]
[Round "1.16"]
[White "Maldonado Barrera, Obeida Ros"]
[Black "Rosado Perez, Maria Jose"]
[Result "0-1"]
[ECO "B92"]
[WhiteElo "1498"]
[BlackElo "1872"]
[PlyCount "88"]
[EventDate "2011.12.26"]
[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 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nf5 b5 8. Be3 b4 9. Nb1 Bb7 10. f3 d5 11. a3 bxa3 12. exd5 axb2 13. Ra2 Nxd5 14. Bf2 Bb4+ 15. Kf1 g6 16. Ne3 Nxe3+ 17. Bxe3 Qxd1+ 18. Bxd1 a5 19. Rxb2 Ba6+ 20. Be2 Bxe2+ 21. Kxe2 Nc6 22. c3 Bd6 23. Nd2 0-0 24. Ra1 f5 25. Nc4 Be7 26. Rba2 Rac8 27. Kd2 Rfd8+ 28. Kc2 Nb4+ 29. cxb4 Rxc4+ 30. Kb1 Rd1+ 31. Kb2 Rxb4+ 32. Kc2 Rxa1 33. Rxa1 a4 34. Kc3 Rb3+ 35. Kd2 a3 36. Ke2 Rb2+ 37. Kf1 a2 38. Bc1 Rb1 39. Rxa2 Rxc1+ 40. Kf2 Bc5+ 41. Kg3 f4+ 42. Kg4 h5+ 43. Kg5 Kg7 44. Re2 Be7# 0-1

[Event "COL-ch U12 Girls"]
[Site "Cali"]
[Date "2011.05.25"]
[Round "8.3"]
[White "Cardona Martinez, Lina Sofia"]
[Black "Maldonado Barrera, Obeida Ros"]
[Result "1-0"]
[ECO "C77"]
[WhiteElo "1916"]
[PlyCount "77"]
[EventDate "2011.05.25"]
[EventType "tourn"]
[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 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Qe2 Bc5 6. h3 d6 7. c3 b5 8. Bb3 Be6 9. Bc2 0-0 10. 0-0 Qd7 11. Rd1 Rfe8 12. d3 h6 13. Nbd2 Rad8 14. g4 Ne7 15. Nf1 Qc8 16. Ng3 Nh7 17. Nf5 Kf8 18. d4 exd4 19. cxd4 Bb6 20. Qd3 Bc4 21. Qc3 Nxf5 22. gxf5 f6 23. d5 c5 24. Re1 b4 25. Qxc4 a5 26. Nh4 Kg8 27. Ba4 Rf8 28. Ng6 Rf7 29. Kh1 Nf8 30. Rg1 Nxg6 31. Rxg6 Kf8 32. Be3 Ke7 33. Rag1 Rg8 34. Bxh6 Rh8 35. Bxg7 Rxh3+ 36. Kg2 Rh7 37. Kf1 Qc7 38. Qb5 Kd8 39. Qe8# 1-0

[Event "COL-ch U12 Girls"]
[Site "Cali"]
[Date "2011.05.25"]
[Round "6.2"]
[White "Castro, Alison Gisell"]
[Black "Maldonado Barrera, Obeida Ros"]
[Result "1-0"]
[ECO "C78"]
[WhiteElo "1537"]
[PlyCount "47"]
[EventDate "2011.05.25"]
[EventType "tourn"]
[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 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 h6 6. Nc3 Bc5 7. 0-0 0-0 8. Bd2 d6 9. h3 Be6 10. Qc1 g5 11. Ne2 Nd4 12. Nfxd4 exd4 13. h4 Nh7 14. hxg5 Nxg5 15. f4 Bg4 16. fxg5 b5 17. Bb3 Bxe2 18. Rf2 Bh5 19. gxh6 c6 20. Rf5 Bg6 21. Bg5 Qd7 22. Bf6 Bxf5 23. Qg5+ Bg6 24. Qxg6# 1-0

[Event "COL-ch U12 Girls"]
[Site "Cali"]
[Date "2011.05.25"]
[Round "1.4"]
[White "Castro, Dayana"]
[Black "Maldonado Barrera, Obeida Ros"]
[Result "1-0"]
[ECO "C47"]
[PlyCount "83"]
[EventDate "2011.05.25"]
[EventType "tourn"]
[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 Nc6 3. d3 Nf6 4. Nc3 Bc5 5. Be2 d6 6. Bg5 Be6 7. 0-0 Qd7 8. Bxf6 gxf6 9. Re1 0-0-0 10. Bf1 f5 11. exf5 Bxf5 12. g3 Nd4 13. Nxd4 Bxd4 14. Bg2 Bh3 15. Qf3 Bxg2 16. Kxg2 Rhg8 17. Rab1 f5 18. Ne2 Rde8 19. Nxd4 exd4 20. c3 c5 21. cxd4 Kb8 22. Rxe8+ Rxe8 23. dxc5 dxc5 24. Rc1 b6 25. Qf4+ Kc8 26. Rd1 Qd5+ 27. Qf3 Qxa2 28. Qxf5+ Kd8 29. Rd2 Kc7 30. Qxh7+ Kc6 31. h4 Kb5 32. Qd7+ Kb4 33. Qxe8 a5 34. h5 b5 35. h6 Qd5+ 36. Qe4+ Qxe4+ 37. dxe4 a4 38. h7 c4 39. h8Q a3 40. bxa3+ Kxa3 41. Qc3+ Ka4 42. Ra2# 1-0

[Event "COL-ch U12 Girls"]
[Site "Cali"]
[Date "2011.05.25"]
[Round "3.5"]
[White "Dominguez, Laura Lucia"]
[Black "Maldonado Barrera, Obeida Ros"]
[Result "1-0"]
[ECO "C68"]
[WhiteElo "1965"]
[PlyCount "85"]
[EventDate "2011.05.25"]
[EventType "tourn"]
[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 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. d4 exd4 6. Qxd4 Qxd4 7. Nxd4 Nf6 8. f3 Bd7 9. Be3 0-0-0 10. 0-0 b6 11. Nc3 c5 12. Nde2 Be6 13. Rad1 Be7 14. Nf4 Bc4 15. Rfe1 Rhe8 16. b3 Bb5 17. Nxb5 axb5 18. c3 b4 19. c4 c6 20. Nd3 Rd7 21. Ne5 Rxd1 22. Rxd1 Rf8 23. Nxc6 Re8 24. Nxe7+ Rxe7 25. Kf2 Kc7 26. Bg5 Kc6 27. Bxf6 gxf6 28. g4 b5 29. cxb5+ Kxb5 30. h4 Ra7 31. Rd2 c4 32. Rd5+ Kc6 33. bxc4 Rxa2+ 34. Kg3 b3 35. Rb5 b2 36. Kf4 Ra4 37. Rxb2 Rxc4 38. Kf5 Kd6 39. Kxf6 Rc7 40. Rd2+ Kc5 41. Rc2+ Kd6 42. Rxc7 Kxc7 43. Kxf7 1-0

[Event "COL-ch U12 Girls"]
[Site "Cali"]
[Date "2011.05.25"]
[Round "7.4"]
[White "Maldonado Barrera, Obeida Ros"]
[Black "Mejia Garcia, Michelle"]
[Result "0-1"]
[ECO "B50"]
[BlackElo "2033"]
[PlyCount "32"]
[EventDate "2011.05.25"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. h3 Nf6 4. Nc3 e6 5. d4 cxd4 6. Nxd4 Be7 7. Be2 a6 8. 0-0 Nbd7 9. Be3 Qc7 10. Re1 b5 11. a3 Bb7 12. f3 Rc8 13. Kh1 0-0 14. Qd2 Ne5 15. b3 Qxc3 16. Qxc3 Rxc3 0-1

[Event "COL-ch U12 Girls"]
[Site "Cali"]
[Date "2011.05.25"]
[Round "9.3"]
[White "Maldonado Barrera, Obeida Ros"]
[Black "Ramirez, Manuela"]
[Result "1/2-1/2"]
[ECO "C54"]
[PlyCount "33"]
[EventDate "2011.05.25"]
[EventType "tourn"]
[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 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 d6 6. 0-0 h6 7. Nbd2 Bg4 8. Re1 0-0 9. Nf1 Re8 10. h3 Bh5 11. Ng3 Bg6 12. Be3 Bb6 13. Bb3 a6 14. Bxb6 cxb6 15. Bc2 b5 16. d4 exd4 17. cxd4 1/2-1/2

[Event "COL-ch U12 Girls"]
[Site "Cali"]
[Date "2011.05.25"]
[Round "2.2"]
[White "Maldonado Barrera, Obeida Ros"]
[Black "Rodriguez, Sofia"]
[Result "0-1"]
[ECO "B56"]
[BlackElo "1868"]
[PlyCount "30"]
[EventDate "2011.05.25"]
[EventType "tourn"]
[EventRounds "9"]
[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 d6 6. Be3 Ng4 7. Bd3 Nxe3 8. fxe3 e6 9. 0-0 Be7 10. Qe2 0-0 11. Rad1 Qa5 12. Qg4 Qg5 13. Qxg5 Bxg5 14. Rde1 Bxe3+ 15. Rxe3 Nxd4 0-1

[Event "COL-ch U12 Girls"]
[Site "Cali"]
[Date "2011.05.25"]
[Round "5.5"]
[White "Maldonado Barrera, Obeida Ros"]
[Black "Varela Garcia, Maria de los Angele"]
[Result "0-1"]
[ECO "C54"]
[PlyCount "142"]
[EventDate "2011.05.25"]
[EventType "tourn"]
[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 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 d6 6. 0-0 Bg4 7. Nbd2 Qd7 8. Re1 0-0-0 9. Nf1 h6 10. h3 Be6 11. Bb3 g5 12. d4 exd4 13. cxd4 Bb4 14. Bd2 Bxd2 15. Qxd2 d5 16. exd5 Nxd5 17. h4 Bg4 18. N1h2 Bxf3 19. Nxf3 gxh4 20. Nxh4 Qg4 21. g3 f5 22. Ng2 h5 23. Bd1 Qxd4 24. Qxd4 Nxd4 25. Rc1 Nf6 26. Nf4 Nc6 27. Ne2 Nb4 28. Rc4 Nd3 29. Rf1 Nxb2 30. Rc1 Ne4 31. f4 Nd2 32. Bc2 Nxf1 33. Bxf5+ Kb8 34. Rxf1 Rd1 35. Bh3 h4 36. g4 Rxf1+ 37. Kxf1 Nd3 38. f5 Kc8 39. f6 Ne5 40. g5+ Kd8 41. Nf4 Rg8 42. Ne6+ Ke8 43. Ng7+ Rxg7 44. fxg7 Kf7 45. Be6+ Kxg7 46. Kg2 Kg6 47. Kf2 Kxg5 48. Ke3 Ng4+ 49. Kf3 h3 50. Bxg4 h2 51. Kg2 Kxg4 52. Kxh2 c5 53. Kg2 Kf4 54. Kf2 b5 55. Ke2 Ke4 56. Kd2 a5 57. Kc2 Kd4 58. a4 bxa4 59. Kb2 Kd3 60. Ka3 c4 61. Kb2 a3+ 62. Kxa3 c3 63. Ka2 Kd2 64. Kb1 c2+ 65. Kb2 c1Q+ 66. Kb3 a4+ 67. Kb4 Qc3+ 68. Kb5 a3 69. Ka4 Qb2 70. Ka5 a2 71. Ka4 a1R# 0-1

[Event "COL-ch U12 Girls"]
[Site "Cali"]
[Date "2011.05.25"]
[Round "4.1"]
[White "Mesa, Brenda Sofia"]
[Black "Maldonado Barrera, Obeida Ros"]
[Result "1-0"]
[ECO "C78"]
[WhiteElo "1812"]
[PlyCount "61"]
[EventDate "2011.05.25"]
[EventType "tourn"]
[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 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Bc5 6. c3 Nxe4 7. d4 exd4 8. cxd4 Bb4 9. d5 Nb8 10. Qd4 Qe7 11. Qxg7 Rf8 12. Qe5 Bd6 13. Qxe7+ Bxe7 14. Re1 Nf6 15. Nc3 b5 16. Bg5 Rg8 17. Bxf6 bxa4 18. Bxe7 d6 19. Bg5+ Kd7 20. Re7+ Kd8 21. Rxf7+ Ke8 22. Re7+ Kf8 23. Rae1 Rg7 24. Bh6 Nd7 25. Bxg7+ Kg8 26. Bd4 Kf8 27. Ng5 Kg8 28. Re8+ Nf8 29. R1e7 Bb7 30. Rg7+ Kh8 31. Nf7# 1-0

[Event "Pan American-ch U08 Girls"]
[Site "Medellin"]
[Date "2007.07.07"]
[Round "9"]
[White "Maldonado Barrera, Obeida Ros"]
[Black "Velasquez Vera, Emilia Alessandra"]
[Result "0-1"]
[ECO "C50"]
[PlyCount "46"]
[EventDate "2007.07.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 Nf6 5. Bg5 d6 6. h3 Be6 7. Bb3 Qd7 8. Nc3 0-0-0 9. Na4 Bb4+ 10. c3 Ba5 11. Qe2 d5 12. Nc5 Qd6 13. Nxe6 Qxe6 14. 0-0 h6 15. Bxf6 gxf6 16. Rad1 Bb6 17. exd5 Qf5 18. dxc6 Rhg8 19. cxb7+ Kxb7 20. Bd5+ c6 21. Bxf7 Qxh3 22. Bxg8 Rxg8 23. g3 Rxg3# 0-1

[Event "Pan American-ch U08 Girls"]
[Site "Medellin"]
[Date "2007.07.06"]
[Round "8"]
[White "Romero Diaz, Ericka Manuela"]
[Black "Maldonado Barrera, Obeida Ros"]
[Result "0-1"]
[ECO "C01"]
[PlyCount "76"]
[EventDate "2007.07.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. exd5 exd5 5. Qe2+ Ne7 6. Bd2 c6 7. Nf3 Bg4 8. h3 Bh5 9. g4 Bg6 10. Bg5 f6 11. Bd2 Bxc2 12. Bf4 Be4 13. Bd2 Bg6 14. Nh4 Bf7 15. Nf5 Nd7 16. Qf3 Qc7 17. Bf4 Qb6 18. 0-0-0 Nxf5 19. gxf5 0-0-0 20. Rg1 Rhe8 21. Rxg7 Bg8 22. Na4 Qa5 23. Nc3 Bxc3 24. Qxc3 Qxa2 25. Bd2 Qa1+ 26. Kc2 Qa4+ 27. Qb3 Qxb3+ 28. Kxb3 Nb6 29. Bf4 Rd7 30. Rxd7 Kxd7 31. Be2 Rxe2 32. f3 Nc4 33. Rb1 Na5+ 34. Ka3 b6 35. b4 c5 36. dxc5 bxc5 37. bxc5 Nc4+ 38. Kb3 Nd2+ 0-1

[Event "Pan American-ch U08 Girls"]
[Site "Medellin"]
[Date "2007.07.05"]
[Round "7"]
[White "Maldonado Barrera, Obeida Ros"]
[Black "Gonzalez Bustos, Fernanda"]
[Result "0-1"]
[ECO "C55"]
[PlyCount "86"]
[EventDate "2007.07.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bb4+ 5. c3 Ba5 6. Bg5 Nd4 7. Nxe5 Qe7 8. Ng4 h6 9. Bh4 g5 10. Nxf6+ Qxf6 11. Bg3 h5 12. h3 c6 13. 0-0 Ne6 14. b4 Bb6 15. Qc2 Ke7 16. Nd2 h4 17. Bh2 Bc7 18. Bxc7 Nxc7 19. Rfe1 Kd8 20. Rad1 d5 21. Bb3 dxe4 22. Nxe4 Qg6 23. Nc5 b6 24. Na4 g4 25. Re2 c5 26. bxc5 bxc5 27. Nxc5 a6 28. Rde1 gxh3 29. g3 hxg3 30. f3 h2+ 31. Kg2 Qh7 32. Kxg3 h1N+ 33. Rxh1 Qxh1 34. Qd2 Qg1+ 35. Kf4 Qxc5 36. Qc1 Qd6+ 37. Kg5 Be6 38. Bxe6 Nxe6+ 39. Kf6 Qe7+ 40. Kf5 Re8 41. Kg4 f5+ 42. Kxf5 Ng7+ 43. Kg6 Qxe2 0-1

[Event "Pan American-ch U08 Girls"]
[Site "Medellin"]
[Date "2007.07.05"]
[Round "6"]
[White "Toro Pinedo, Mariana"]
[Black "Maldonado Barrera, Obeida Ros"]
[Result "1-0"]
[ECO "C00"]
[PlyCount "38"]
[EventDate "2007.07.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e6 2. Nf3 d5 3. Bd3 Nf6 4. e5 Ne4 5. 0-0 Bc5 6. Bxe4 dxe4 7. Ne1 0-0 8. Nc3 Nc6 9. Nxe4 Bb6 10. d3 Nxe5 11. Bd2 Qd4 12. c3 Qd5 13. Qc1 Nxd3 14. Nxd3 Qxd3 15. Bh6 Qxe4 16. Qg5 g6 17. Qf6 Bd4 18. cxd4 Qxd4 19. Qxd4 f6 1-0

[Event "Pan American-ch U08 Girls"]
[Site "Medellin"]
[Date "2007.07.04"]
[Round "4"]
[White "Maldonado Barrera, Obeida Ros"]
[Black "Rosado Perez, Maria Jose"]
[Result "0-1"]
[ECO "C50"]
[PlyCount "62"]
[EventDate "2007.07.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 h6 5. Be3 Bb6 6. Nc3 Nf6 7. Qd2 0-0 8. h3 d6 9. g4 Be6 10. Bb3 d5 11. exd5 Nxd5 12. Bxd5 Bxd5 13. Nxd5 Qxd5 14. Qe2 Bxe3 15. Qxe3 Nb4 16. g5 Nxc2+ 17. Kd1 Nxe3+ 18. fxe3 Qxd3+ 19. Nd2 Qxe3 20. Kc2 Rad8 21. Nc4 Qd3+ 22. Kc1 Qxc4+ 23. Kb1 Qe4+ 24. Kc1 Qxh1+ 25. Kc2 Qxa1 26. Kb3 Rd3+ 27. Kc4 Rfd8 28. gxh6 Qc1+ 29. Kb4 R8d4+ 30. Kb5 Qc6+ 31. Ka5 Qa4# 0-1

[Event "Pan American-ch U08 Girls"]
[Site "Medellin"]
[Date "2007.07.04"]
[Round "5"]
[White "Pardo Martinez, Karen Lorena"]
[Black "Maldonado Barrera, Obeida Ros"]
[Result "0-1"]
[ECO "C00"]
[PlyCount "52"]
[EventDate "2007.07.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e6 2. Nf3 d5 3. exd5 exd5 4. Bb5+ c6 5. Bd3 Bg4 6. h3 Bh5 7. g4 Bg6 8. Bxg6 hxg6 9. Nc3 Nf6 10. d3 Nbd7 11. Bg5 Be7 12. Qd2 Qb6 13. Bh4 Qxb2 14. Qd1 Qxc3+ 15. Qd2 Qxa1+ 16. Qd1 Bb4+ 17. c3 Qxc3+ 18. Qd2 Qc5 19. Bxf6 Bxd2+ 20. Nxd2 Nxf6 21. Nb3 Qc2 22. d4 Qe4+ 23. Kf1 Qxh1+ 24. Ke2 Rxh3 25. g5 Qf3+ 26. Kf1 Rh1# 0-1

[Event "Pan American-ch U08 Girls"]
[Site "Medellin"]
[Date "2007.07.03"]
[Round "3"]
[White "Zevallos Ponce, Alejandra"]
[Black "Maldonado Barrera, Obeida Ros"]
[Result "1-0"]
[ECO "C10"]
[PlyCount "57"]
[EventDate "2007.07.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e6 2. Nf3 d5 3. Nc3 Nc6 4. d4 Bb4 5. Bd2 Nf6 6. a3 Ba5 7. b4 Bb6 8. Be2 dxe4 9. Ne5 Nxe5 10. dxe5 Nd7 11. 0-0 Nxe5 12. Nxe4 0-0 13. Bc3 Nd7 14. Bc4 Qh4 15. Nd2 c6 16. a4 Bc7 17. h3 Qf4 18. g3 Qh6 19. Qg4 g6 20. Bxe6 fxe6 21. Qxe6+ Rf7 22. Qe8+ Qf8 23. Rae1 Qxe8 24. Rxe8+ Rf8 25. Rfe1 Rxe8 26. Rxe8+ Nf8 27. Re7 Bd6 28. Rg7+ Kh8 29. Rxg6+ 1-0

[Event "Pan American-ch U08 Girls"]
[Site "Medellin"]
[Date "2007.07.02"]
[Round "2"]
[White "Maldonado Barrera, Obeida Ros"]
[Black "Rodriguez, Sofia"]
[Result "0-1"]
[ECO "C50"]
[BlackElo "1992"]
[PlyCount "42"]
[EventDate "2007.07.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 h6 5. Be3 d6 6. h3 Nf6 7. Nc3 Be6 8. Bb3 Qd7 9. Bxc5 dxc5 10. Qd2 0-0-0 11. Ba4 Qd6 12. Nb5 Qe7 13. Nc3 Nd4 14. Nxe5 Qd6 15. Nxf7 Bxf7 16. Qe3 Qe7 17. e5 Nd5 18. Nxd5 Rxd5 19. a3 b5 20. e6 bxa4 21. exf7 Nxc2+ 0-1

[Event "Pan American-ch U08 Girls"]
[Site "Medellin"]
[Date "2007.07.02"]
[Round "1"]
[White "Sarmiento Robles, Paula Andrea"]
[Black "Maldonado Barrera, Obeida Ros"]
[Result "0-1"]
[ECO "C02"]
[PlyCount "60"]
[EventDate "2007.07.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. Be2 cxd4 7. cxd4 Nge7 8. Nc3 Nf5 9. Nb5 a6 10. Nd6+ Nxd6 11. exd6 Bxd6 12. Qd2 Bb4 13. Qxb4 Qxb4+ 14. Bd2 Qxb2 15. 0-0 Nxd4 16. Rfb1 Nxf3+ 17. Bxf3 Qxd2 18. Rd1 Qg5 19. Re1 0-0 20. g3 e5 21. Bxd5 Be6 22. Bg2 Rfd8 23. Rab1 b5 24. Bxa8 Rxa8 25. Rb2 Bh3 26. f3 Qf6 27. Kf2 Qb6+ 28. Ke2 Rd8 29. g4 Qd4 30. Rd2 Qxd2# 0-1

[Event "World School-ch U09 Girls 3rd"]
[Site "Chalkidiki"]
[Date "2007.04.28"]
[Round "1.1"]
[White "Maldonado Barrera, Obeida Ros"]
[Black "Sweety, Patel"]
[Result "0-1"]
[ECO "B50"]
[BlackElo "1993"]
[PlyCount "58"]
[EventDate "2007.04.28"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "CBM 118 Extra"]
[Source "ChessBase"]
[SourceDate "2007.07.04"]
[SourceVersion "1"]
[SourceVersionDate "2007.07.04"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bc4 d6 4. h3 Nf6 5. d3 e6 6. Bg5 Be7 7. Nc3 0-0 8. 0-0 h6 9. Bh4 Na5 10. Bb3 Nxb3 11. axb3 a6 12. Qd2 Nxe4 13. Nxe4 Bxh4 14. Nxh4 Qxh4 15. Nxd6 Qd4 16. Nc4 Rd8 17. Nb6 Rb8 18. Nxc8 Rbxc8 19. c3 Qxd3 20. Qf4 Qd2 21. Qc4 Qd5 22. Qa4 Qc6 23. Qa3 Rd5 24. c4 Rd4 25. Rfe1 Qc7 26. Re3 Rcd8 27. Kf1 Rd2 28. Rae1 Qh2 29. Qxc5 Qh1# 0-1

