[Event "Gachantiva op 9th"]
[Site "Gachantiva"]
[Date "2019.06.24"]
[Round "6"]
[White "Hernandez Castillo, Luis Alfonso"]
[Black "Madera Gaona, Jeferson Santiago"]
[Result "0-1"]
[ECO "B54"]
[BlackElo "1439"]
[PlyCount "10"]
[EventDate "2019.06.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 b5 0-1

[Event "Gachantiva op 9th"]
[Site "Gachantiva"]
[Date "2019.06.24"]
[Round "7"]
[White "Pena Mora, Carlos"]
[Black "Madera Gaona, Jeferson Santiago"]
[Result "1/2-1/2"]
[ECO "A29"]
[WhiteElo "1528"]
[BlackElo "1439"]
[PlyCount "86"]
[EventDate "2019.06.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. Nf3 Nc6 2. c4 e5 3. Nc3 Nf6 4. d3 h6 5. g3 Bc5 6. Bg2 0-0 7. 0-0 d6 8. Na4 b6 9. Nxc5 bxc5 10. a3 Rb8 11. h3 Be6 12. Ne1 d5 13. cxd5 Nxd5 14. Nc2 Nd4 15. Ne3 Nxe3 16. Bxe3 Rxb2 17. Re1 Bb3 18. Qc1 Nxe2+ 19. Rxe2 Rxe2 20. Qxc5 Qxd3 21. Bf1 Qc2 22. Qxa7 Qb2 23. Rc1 Rc2 24. Rd1 f5 25. Bc5 f4 26. Bxf8 fxg3 27. Bc5 gxf2+ 28. Bxf2 Qc3 29. Qb8+ Kf7 30. Rd3 Qb2 31. Qxb3+ Qxb3 32. Rxb3 c5 33. Rb7+ Kf8 34. Rc7 Rc3 35. Rxc5 Rxa3 36. Rxe5 Kf7 37. Rb5 g5 38. Rb6 Kg7 39. Kg2 Ra4 40. Bd3 g4 41. Rg6+ Kf7 42. Rxg4 Ra3 43. Bf5 h5 1/2-1/2

[Event "Gachantiva op 9th"]
[Site "Gachantiva"]
[Date "2019.06.23"]
[Round "4"]
[White "Madera Gaona, Jeferson Santiago"]
[Black "Molina Valdes, Luisa Fernanda"]
[Result "0-1"]
[ECO "C42"]
[WhiteElo "1439"]
[BlackElo "1540"]
[PlyCount "96"]
[EventDate "2019.06.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. e4 d6 2. Nc3 Nf6 3. h3 e5 4. Nf3 Nbd7 5. Bc4 Be7 6. Bxf7+ Kxf7 7. Ng5+ Kg8 8. Ne6 Qe8 9. Nxc7 Qg6 10. Nxa8 Qxg2 11. Rf1 Bd8 12. Qe2 Nc5 13. b4 Ne6 14. Ba3 Nd4 15. Qd3 Bxh3 16. 0-0-0 Qf3 17. Qc4+ Be6 18. Nd5 Qxa3+ 19. Kb1 Nxd5 20. exd5 Bf5 21. d3 Ne2 22. f4 Nc3+ 23. Ka1 b5 24. Qb3 Qxb3 25. axb3 Nxd1 26. Rxd1 exf4 27. Rf1 g5 28. c4 Bxd3 29. Re1 Kf7 30. c5 Bf6+ 31. Ka2 Rxa8 32. c6 Be5 33. Rc1 Rc8 34. Rg1 Kg6 35. Rd1 Bf5 36. Rc1 f3 37. c7 g4 38. Rc6 Bd7 39. Rc2 Bd4 40. Rc1 Bb6 41. Kb2 Rxc7 42. Rf1 Bd4+ 43. Kb1 Bf5+ 44. Ka2 Rc2+ 45. Ka3 Rb2 46. Rxf3 Rb1 47. Rf2 Bxf2 48. Ka2 Bd4 0-1

[Event "Gachantiva op 9th"]
[Site "Gachantiva"]
[Date "2019.06.22"]
[Round "2"]
[White "Madera Gaona, Jeferson Santiago"]
[Black "Acosta Neira, Jaime"]
[Result "0-1"]
[ECO "C53"]
[WhiteElo "1439"]
[BlackElo "1590"]
[PlyCount "7"]
[EventDate "2019.06.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 0-1

[Event "Gachantiva op 9th"]
[Site "Gachantiva"]
[Date "2019.06.22"]
[Round "3"]
[White "Rodriguez Tovar, Liliana"]
[Black "Madera Gaona, Jeferson Santiago"]
[Result "0-1"]
[ECO "C41"]
[BlackElo "1439"]
[PlyCount "68"]
[EventDate "2019.06.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 d6 3. Bc4 Nf6 4. c3 Be7 5. 0-0 Nxe4 6. d3 Nf6 7. Nbd2 0-0 8. Re1 c6 9. Ng5 d5 10. Bb3 h6 11. Ngf3 Bc5 12. d4 e4 13. Ne5 Bd6 14. Ng4 Bxg4 15. f3 exf3 16. Nxf3 Bc7 17. c4 Qd6 18. cxd5 Bxf3 19. Qxf3 cxd5 20. Bf4 Qb6 21. Rad1 Bxf4 22. Qxf4 Nc6 23. Bxd5 Nxd5 24. Qf5 Rad8 25. Re4 Qxb2 26. Rf1 Nxd4 27. Qg4 f5 28. Qg3 Ne2+ 29. Rxe2 Qxe2 30. Rf3 Ne3 31. h4 Rd1+ 32. Kh2 Nf1+ 33. Kh3 Nxg3 34. Rxg3 Rh1# 0-1

[Event "Gachantiva op 9th"]
[Site "Gachantiva"]
[Date "2019.06.21"]
[Round "1"]
[White "Beltran Cubillos, Santiago"]
[Black "Madera Gaona, Jeferson Santiago"]
[Result "1-0"]
[ECO "C66"]
[WhiteElo "1830"]
[BlackElo "1439"]
[PlyCount "47"]
[EventDate "2019.06.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 d6 3. d4 Nc6 4. Bb5 Bd7 5. 0-0 Nf6 6. Re1 Be7 7. c3 0-0 8. Nbd2 a6 9. Bc4 exd4 10. cxd4 b5 11. Bb3 Nb4 12. Nf1 c5 13. d5 c4 14. Bc2 Bg4 15. Bb1 Rc8 16. a3 Nd3 17. Bxd3 cxd3 18. Qxd3 Qa5 19. Bd2 Qa4 20. b3 Qxe4 21. Rxe4 Nxe4 22. Qxe4 f5 23. Qxe7 Bxf3 24. Qe6+ 1-0

[Event "Bogota Mayores Alcaldia op 8th"]
[Site "Bogota"]
[Date "2018.06.11"]
[Round "6"]
[White "Gonzalez Franco, Andres Jeshua"]
[Black "Madera Gaona, Jeferson Santiago"]
[Result "1-0"]
[ECO "C41"]
[WhiteElo "1536"]
[BlackElo "1523"]
[PlyCount "29"]
[EventDate "2018.06.08"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 184 Extra"]
[Source "ChessBase"]
[SourceDate "2018.06.28"]
[SourceVersion "1"]
[SourceVersionDate "2018.06.28"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 d6 3. Bc4 Be7 4. 0-0 Nh6 5. d3 Rf8 6. Bxh6 gxh6 7. Nbd2 f5 8. Qe2 fxe4 9. dxe4 Bg4 10. h3 Bxf3 11. Nxf3 Nc6 12. Rad1 Na5 13. Nxe5 Nxc4 14. Qh5+ Rf7 15. Qxf7# 1-0

[Event "Bogota Mayores Alcaldia op 8th"]
[Site "Bogota"]
[Date "2018.06.11"]
[Round "7"]
[White "Madera Gaona, Jeferson Santiago"]
[Black "Ramirez, Juan Andres"]
[Result "0-1"]
[ECO "C68"]
[WhiteElo "1523"]
[BlackElo "1500"]
[PlyCount "110"]
[EventDate "2018.06.08"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 184 Extra"]
[Source "ChessBase"]
[SourceDate "2018.06.28"]
[SourceVersion "1"]
[SourceVersionDate "2018.06.28"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. 0-0 Qf6 6. Nc3 Bg4 7. d3 Bxf3 8. Qxf3 Qxf3 9. gxf3 0-0-0 10. Be3 Kb8 11. Rad1 Bd6 12. d4 Ne7 13. Rd2 exd4 14. Rxd4 Be5 15. Rxd8+ Rxd8 16. f4 Bxc3 17. bxc3 f5 18. f3 g6 19. Bf2 Rd2 20. exf5 Nxf5 21. Re1 b6 22. Re8+ Kb7 23. Rh8 h6 24. Rg8 Rxc2 25. Rxg6 Rxa2 26. Rf6 Ne7 27. Rxh6 Ra3 28. Rh7 Nd5 29. f5 Rxc3 30. Kg2 b5 31. Rf7 b4 32. Be1 Rc2+ 33. Kh3 b3 34. f6 b2 35. Rf8 Nxf6 36. Rxf6 b1Q 37. Bg3 Qf1+ 38. Kg4 Rc4+ 39. f4 Qe2+ 40. Kh4 a5 41. Kg5 a4 42. h4 Qf3 43. Be1 Rc5+ 44. Kh6 Qh5+ 45. Kg7 a3 46. Bb4 Qg4+ 47. Kf7 Rf5 48. Rxf5 Qxf5+ 49. Kg7 Qg4+ 50. Kh7 Qxh4+ 51. Kg7 Qg4+ 52. Kh7 Qxf4 53. Bxa3 Qh2+ 54. Kg7 Qg3+ 55. Kf6 Qxa3 0-1

[Event "Bogota Mayores Alcaldia op 8th"]
[Site "Bogota"]
[Date "2018.06.10"]
[Round "4"]
[White "Arias, Edwar Herney"]
[Black "Madera Gaona, Jeferson Santiago"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1527"]
[BlackElo "1523"]
[PlyCount "41"]
[EventDate "2018.06.08"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 184 Extra"]
[Source "ChessBase"]
[SourceDate "2018.06.28"]
[SourceVersion "1"]
[SourceVersionDate "2018.06.28"]
[SourceQuality "1"]

1. d4 d5 2. Bg5 Nc6 3. Nf3 h6 4. Bh4 g5 5. Bg3 Bf5 6. a3 Qd7 7. Nbd2 0-0-0 8. e3 Nf6 9. Bb5 a6 10. Ne5 Qe8 11. Nxc6 bxc6 12. Bxa6+ Kb8 13. 0-0 h5 14. Nb3 h4 15. Be5 Ne4 16. Bxh8 e6 17. Nc5 Bxc5 18. dxc5 Qxh8 19. Qe1 Ka7 20. Qa5 Ra8 21. Qxc7+ 1-0

[Event "Bogota Mayores Alcaldia op 8th"]
[Site "Bogota"]
[Date "2018.06.09"]
[Round "2"]
[White "Higarrero, Juan David"]
[Black "Madera Gaona, Jeferson Santiago"]
[Result "1-0"]
[ECO "D53"]
[WhiteElo "1565"]
[BlackElo "1523"]
[PlyCount "29"]
[EventDate "2018.06.08"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 184 Extra"]
[Source "ChessBase"]
[SourceDate "2018.06.28"]
[SourceVersion "1"]
[SourceVersionDate "2018.06.28"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. Nc3 e6 5. Bg5 Be7 6. e3 Bd7 7. Bd3 h6 8. Bh4 Qb6 9. Qc2 Na6 10. a3 Qa5 11. 0-0 0-0-0 12. c5 g5 13. b4 Qc7 14. Bg3 Qxg3 15. fxg3 1-0

[Event "Bogota Mayores Alcaldia op 8th"]
[Site "Bogota"]
[Date "2018.06.09"]
[Round "3"]
[White "Madera Gaona, Jeferson Santiago"]
[Black "Campos Cruz, Felix Antonio"]
[Result "0-1"]
[ECO "C68"]
[WhiteElo "1523"]
[BlackElo "1310"]
[PlyCount "62"]
[EventDate "2018.06.08"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 184 Extra"]
[Source "ChessBase"]
[SourceDate "2018.06.28"]
[SourceVersion "1"]
[SourceVersionDate "2018.06.28"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. Nxe5 Bd6 6. Nf3 Nf6 7. Nc3 0-0 8. 0-0 Re8 9. d4 Nxe4 10. Nxe4 Rxe4 11. Qd3 Bf5 12. Ng5 Bg6 13. Nxe4 Qh4 14. g3 Qh3 15. Qe3 Re8 16. Nf6+ gxf6 17. Qxe8+ Kg7 18. b4 h5 19. c4 h4 20. Qe3 hxg3 21. fxg3 Bxb4 22. Rb1 Bxb1 23. c5 Ba5 24. Qf4 f5 25. Bd2 Be4 26. Rf2 b6 27. Bxa5 bxa5 28. Qxc7 Qg4 29. Qe5+ f6 30. Qc7+ Kg6 31. Kf1 Qd1# 0-1

