[Event "Bogota Millonario op"]
[Site "Bogota"]
[Date "2015.12.21"]
[Round "6"]
[White "Chegwing, Alberto"]
[Black "Manrique, Fernando"]
[Result "0-1"]
[ECO "C89"]
[WhiteElo "2089"]
[BlackElo "1992"]
[PlyCount "102"]
[EventDate "2015.12.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 0-0 8. c3 d5 9. exd5 Nxd5 10. Nxe5 Nxe5 11. Rxe5 c6 12. d4 Bd6 13. Re1 Qh4 14. g3 Qh3 15. Be3 Be6 16. Qd3 a5 17. Nd2 a4 18. Bd1 a3 19. b3 Bf5 20. Qf1 Qxf1+ 21. Kxf1 Nxc3 22. Bf3 Rac8 23. Bg2 Bb4 24. Rec1 Bd3+ 25. Ke1 Rfe8 26. Bf1 Bf5 27. Bg2 Re7 28. Bf3 Bd3 29. Bg2 h5 30. h4 g6 31. Bf1 Bf5 32. Bg2 Kg7 33. Bf3 Bd3 34. Bd1 Rd8 35. Bc2 Rxd4 36. Bxd3 Rxd3 37. Rc2 Ne4 38. Rd1 Nxd2 39. Ke2 Rd6 40. Rdxd2 Bxd2 41. Rxd2 Rxd2+ 42. Kxd2 Rd7+ 43. Kc3 Kf6 44. Kb4 Ke5 45. Kxa3 Kd5 46. Kb4 Re7 47. a4 Re4+ 48. Ka5 bxa4 49. bxa4 c5 50. Kb5 Rb4+ 51. Ka5 Kc6 0-1

[Event "Bogota Millonario op"]
[Site "Bogota"]
[Date "2015.12.19"]
[Round "4"]
[White "Gomez Perdomo, Jonathan"]
[Black "Chegwing, Alberto"]
[Result "1-0"]
[ECO "C12"]
[WhiteElo "1861"]
[BlackElo "2089"]
[PlyCount "110"]
[EventDate "2015.12.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. d4 e6 2. e4 d5 3. Nc3 Bb4 4. Bd3 dxe4 5. Bxe4 Nf6 6. Bg5 0-0 7. Qd3 h6 8. Bxf6 Qxf6 9. Nge2 c6 10. 0-0 Nd7 11. Rad1 Nb6 12. a3 Bd6 13. Bf3 Bc7 14. Ne4 Qg6 15. Nc5 Qxd3 16. Rxd3 Nd7 17. Rfd1 Rd8 18. Nc3 Kf8 19. N3a4 Nf6 20. c4 Rb8 21. Nc3 Bd7 22. d5 exd5 23. cxd5 Bf5 24. d6 Bb6 25. N5e4 Nd7 26. R3d2 Ne5 27. Be2 Rd7 28. h3 Rbd8 29. b4 f6 30. Nc5 Bxc5 31. bxc5 g5 32. a4 b6 33. g4 Bg6 34. cxb6 axb6 35. Rb2 Rb8 36. a5 b5 37. Na4 Ra7 38. Nc5 Be8 39. a6 Bd7 40. Rb4 Rba8 41. Kg2 Rxa6 42. Nxa6 Rxa6 43. Rc1 Ke8 44. Rcb1 Be6 45. Rxb5 Ra2 46. Rb8+ Kd7 47. Bf3 Rd2 48. Be4 Rd4 49. f3 Bd5 50. Bxd5 Rxd5 51. Rh8 Rd2+ 52. Kg3 Ng6 53. Rh7+ Ke6 54. d7 Ne5 55. Rxh6 Rxd7 1-0

[Event "Bogota Millonario op"]
[Site "Bogota"]
[Date "2015.12.18"]
[Round "1"]
[White "Chegwing, Alberto"]
[Black "Esquivia Cuadrado, Franklin Javier"]
[Result "0-1"]
[ECO "C01"]
[WhiteElo "2089"]
[BlackElo "2006"]
[PlyCount "120"]
[EventDate "2015.12.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Bd3 Bd6 5. c3 Ne7 6. Bg5 Nbc6 7. Nf3 Bg4 8. Nbd2 Qd7 9. 0-0 f6 10. Bh4 g5 11. Bg3 0-0-0 12. Qa4 Rdg8 13. b4 Kb8 14. Rfe1 Bxg3 15. fxg3 h5 16. b5 Nd8 17. Qb4 Nc8 18. Re2 h4 19. Rae1 hxg3 20. hxg3 Re8 21. Kf2 Rxe2+ 22. Rxe2 Nf7 23. c4 dxc4 24. Qxc4 Nh6 25. Nf1 Bf5 26. Bxf5 Qxf5 27. Ne3 Qh7 28. Qe6 Nd6 29. Nc4 Nc8 30. d5 Qd3 31. Qe4 Qxe4 32. Rxe4 Rd8 33. Ne3 Nd6 34. Re6 Re8 35. Rxe8+ Nxe8 36. Nd4 Kc8 37. Kf3 Kd7 38. Ke4 Nd6+ 39. Kd3 Nhf7 40. a4 Ne5+ 41. Ke2 Ne4 42. a5 Nxg3+ 43. Kd1 Ne4 44. a6 bxa6 45. bxa6 Nc5 46. Nb5 Nxa6 47. Nxa7 Kd6 48. Nc8+ Kc5 49. Ke2 Nb4 50. Ne7 Kd6 51. N7f5+ Kc5 52. Ne7 Nd7 53. Kf3 Kd6 54. Nc8+ Ke5 55. d6 c5 56. Ke2 Nd5 57. Nc2 Nc3+ 58. Kd3 Nb5 59. Ne3 Nxd6 60. Nxd6 Kxd6 0-1

[Event "Bogota Distrital-ch 77th"]
[Site "Bogota"]
[Date "2015.05.02"]
[Round "5"]
[White "Chegwing, Alberto"]
[Black "Vargas, Mauricio"]
[Result "0-1"]
[ECO "E92"]
[WhiteElo "2073"]
[BlackElo "2099"]
[PlyCount "120"]
[EventDate "2015.04.30"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 166 Extra"]
[Source "ChessBase"]
[SourceDate "2015.06.18"]
[SourceVersion "1"]
[SourceVersionDate "2015.06.18"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 d6 3. Nc3 g6 4. e4 Bg7 5. Nf3 0-0 6. Be2 e5 7. dxe5 dxe5 8. Qxd8 Rxd8 9. Bg5 Re8 10. h3 Na6 11. 0-0 Nc5 12. Nd2 Ne6 13. Be3 c6 14. Nf3 Nh5 15. Rfd1 Nhf4 16. Bf1 c5 17. Nd5 Nxd5 18. cxd5 Nd4 19. Rac1 b6 20. Nd2 f5 21. f3 Bd7 22. Bd3 Bf6 23. Re1 Bh4 24. Bf2 Bxf2+ 25. Kxf2 f4 26. Rc3 Rac8 27. Rec1 Rb8 28. a3 a5 29. Bf1 h5 30. h4 a4 31. Be2 Kg7 32. Bf1 Kf6 33. Bd3 Rg8 34. Rh1 Rgc8 35. Rhc1 g5 36. hxg5+ Kxg5 37. Nc4 Kf6 38. Rh1 Rh8 39. Nd2 h4 40. Bf1 Kg5 41. Nc4 Rhe8 42. Nd2 Rh8 43. Nc4 Kf6 44. Nd2 Rh6 45. Rh2 Re8 46. Nc4 Kg5 47. d6 Bb5 48. Nxb6 Rxd6 49. Bxb5 Nxb5 50. Nc4 Rd1 51. Rc2 Nd4 52. Rd2 Rc1 53. Nb6 Nb3 54. Re2 Rd8 55. Nd5 c4 56. Re1 Rb8 57. Rhh1 Rc2+ 58. Kg1 Nd4 59. Nb4 Rxb2 60. Kh2 Nxf3+ 0-1

[Event "Bogota Distrital-ch 77th"]
[Site "Bogota"]
[Date "2015.05.02"]
[Round "4"]
[White "Pereira Vera, Henry Alberto"]
[Black "Chegwing, Alberto"]
[Result "0-1"]
[ECO "A03"]
[WhiteElo "1955"]
[BlackElo "2073"]
[PlyCount "92"]
[EventDate "2015.04.30"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 166 Extra"]
[Source "ChessBase"]
[SourceDate "2015.06.18"]
[SourceVersion "1"]
[SourceVersionDate "2015.06.18"]
[SourceQuality "1"]

1. b3 d5 2. Bb2 c5 3. f4 Nc6 4. e3 a6 5. Nf3 Bg4 6. Be2 Bxf3 7. Bxf3 Nf6 8. 0-0 e6 9. Qe2 Rc8 10. d3 Be7 11. Nd2 0-0 12. Kh1 Qc7 13. g4 Rfd8 14. g5 Ne8 15. Bg4 Bf8 16. f5 exf5 17. Rxf5 Rb8 18. Raf1 Rd7 19. Qf3 Rbd8 20. h4 d4 21. Ne4 Nd6 22. Nxc5 Nxf5 23. Nxd7 Ng3+ 24. Kg2 Nxf1 25. exd4 Rxd7 26. Bxd7 Qxd7 27. Kxf1 Ne7 28. Ke2 Nf5 29. Qf4 Bd6 30. Qf2 Bg3 31. Qg1 Bxh4 32. c4 Qe7+ 33. Kd1 Qxg5 34. Qxg5 Bxg5 35. d5 h5 36. Be5 Bd8 37. Ke2 f6 38. Bb8 g5 39. c5 g4 40. b4 Kf7 41. a4 h4 42. b5 axb5 43. axb5 Nd4+ 44. Kf2 Nxb5 45. c6 bxc6 46. dxc6 Bc7 0-1

[Event "Bogota Distrital-ch 77th"]
[Site "Bogota"]
[Date "2015.05.01"]
[Round "2"]
[White "Motta Leon, Gerardo"]
[Black "Chegwing, Alberto"]
[Result "0-1"]
[ECO "B15"]
[WhiteElo "2025"]
[BlackElo "2073"]
[PlyCount "116"]
[EventDate "2015.04.30"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 166 Extra"]
[Source "ChessBase"]
[SourceDate "2015.06.18"]
[SourceVersion "1"]
[SourceVersionDate "2015.06.18"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. Nf3 Bd6 7. Bd3 0-0 8. 0-0 Nd7 9. Re1 Re8 10. Rxe8+ Qxe8 11. c4 Nf8 12. h3 Be6 13. Qc2 Qd7 14. Be3 Re8 15. Bf1 Bb8 16. Re1 h5 17. Qa4 g5 18. d5 cxd5 19. Qxd7 Nxd7 20. Bxa7 Bxa7 21. cxd5 g4 22. dxe6 fxe6 23. hxg4 hxg4 24. Bb5 Re7 25. Nd2 g3 26. Ne4 gxf2+ 27. Nxf2 Ne5 28. Kf1 Bxf2 29. Kxf2 Rc7 30. Ke3 Kf7 31. Re2 f5 32. Kf4 Ng6+ 33. Kg5 Nf8 34. Rd2 Nh7+ 35. Kf4 Ke7 36. g4 fxg4 37. Kxg4 Nf6+ 38. Kf4 Rc5 39. a4 Rh5 40. Rg2 Rh4+ 41. Ke3 Nd5+ 42. Kd2 Kd6 43. Rg7 b6 44. b3 Kc5 45. Bc4 Kd4 46. Bxd5 exd5 47. Rb7 Rh2+ 48. Kd1 Kd3 49. Ke1 Rh1+ 50. Kf2 Rh6 51. a5 bxa5 52. Rb5 d4 53. Rxa5 Kd2 54. b4 Rf6+ 55. Kg2 d3 56. Rd5 Kc3 57. b5 d2 58. Rc5+ Kd4 0-1

[Event "Bogota Distrital-ch 77th"]
[Site "Bogota"]
[Date "2015.04.30"]
[Round "1"]
[White "Chegwing, Alberto"]
[Black "Becerra, Juan David"]
[Result "0-1"]
[ECO "B24"]
[WhiteElo "2073"]
[BlackElo "2187"]
[PlyCount "84"]
[EventDate "2015.04.30"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 166 Extra"]
[Source "ChessBase"]
[SourceDate "2015.06.18"]
[SourceVersion "1"]
[SourceVersionDate "2015.06.18"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 e6 3. g3 Nc6 4. Bg2 g6 5. d3 Bg7 6. Nge2 Nge7 7. 0-0 0-0 8. Be3 Nd4 9. Qd2 Qa5 10. Kh1 Re8 11. f4 Nxe2 12. Qxe2 d5 13. Bd2 Qd8 14. Rae1 d4 15. Nd1 e5 16. f5 gxf5 17. Qh5 f4 18. gxf4 exf4 19. Bxf4 Ng6 20. Bg3 Qe7 21. Bh3 Be6 22. Nf2 Rac8 23. Bf5 c4 24. Nh3 h6 25. Nf4 Bxf5 26. Qxf5 cxd3 27. cxd3 Rc2 28. Nxg6 fxg6 29. Qxg6 Rxb2 30. Rf5 Qe6 31. Qg4 Qxa2 32. Ref1 Rb1 33. Be1 Qe6 34. Qg3 Kh7 35. Rf7 Qe5 36. Qg4 Rg8 37. Rg1 Kh8 38. h4 a5 39. Qg6 a4 40. Rf5 Qc7 41. Rh5 Qf4 42. Rf5 Qe3 0-1

[Event "Bogota Navidad op"]
[Site "Bogota"]
[Date "2014.12.08"]
[Round "8"]
[White "Chegwing, Alberto"]
[Black "Zabala, Fidel"]
[Result "1-0"]
[ECO "B04"]
[WhiteElo "2061"]
[BlackElo "2014"]
[PlyCount "56"]
[EventDate "2014.12.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 163 Extra"]
[Source "ChessBase"]
[SourceDate "2014.12.23"]
[SourceVersion "1"]
[SourceVersionDate "2014.12.23"]
[SourceQuality "1"]

1. e4 Nf6 2. e5 Nd5 3. c4 Nb6 4. d4 d6 5. Nf3 g6 6. h3 Bg7 7. exd6 cxd6 8. Be2 0-0 9. 0-0 Nc6 10. Nc3 h6 11. Be3 e5 12. Qd2 Kh7 13. Rfd1 exd4 14. Nxd4 Ne5 15. b3 f5 16. f4 Nf7 17. Bf3 Re8 18. Rac1 a6 19. Bf2 Rb8 20. Re1 Bd7 21. a4 Nc8 22. Rxe8 Qxe8 23. Re1 Qd8 24. Bd5 Qf6 25. Bf3 Ne7 26. Bd5 b5 27. axb5 axb5 28. Ndxb5 Nxd5 1-0

[Event "Bogota Navidad op"]
[Site "Bogota"]
[Date "2014.12.07"]
[Round "7"]
[White "Castaneda Jimenez, Jhon David"]
[Black "Chegwing, Alberto"]
[Result "1-0"]
[ECO "D30"]
[WhiteElo "2210"]
[BlackElo "2061"]
[PlyCount "35"]
[EventDate "2014.12.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 163 Extra"]
[Source "ChessBase"]
[SourceDate "2014.12.23"]
[SourceVersion "1"]
[SourceVersionDate "2014.12.23"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 c6 3. e3 Nf6 4. d4 e6 5. Nbd2 Be7 6. Bd3 Nbd7 7. 0-0 0-0 8. b3 b6 9. Bb2 Bb7 10. Ne5 Ne8 11. Qc2 f5 12. cxd5 cxd5 13. Nc6 Bxc6 14. Qxc6 Nd6 15. Ba6 Nb8 16. Qxa8 Qd7 17. Rac1 Nxa6 18. Qc6 1-0

[Event "Bogota Navidad op"]
[Site "Bogota"]
[Date "2014.12.06"]
[Round "5"]
[White "Ramirez, Benjamin Dario"]
[Black "Chegwing, Alberto"]
[Result "1-0"]
[ECO "B15"]
[WhiteElo "2202"]
[BlackElo "2061"]
[PlyCount "59"]
[EventDate "2014.12.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 163 Extra"]
[Source "ChessBase"]
[SourceDate "2014.12.23"]
[SourceVersion "1"]
[SourceVersionDate "2014.12.23"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Ng3 b6 6. Nf3 Bg4 7. Be2 e6 8. 0-0 Qc7 9. h3 Bxf3 10. Bxf3 Bd6 11. Ne4 Nxe4 12. Bxe4 Nd7 13. Qf3 Rc8 14. c4 0-0 15. Be3 Rfe8 16. Rac1 c5 17. Rfd1 cxd4 18. Bxd4 Be5 19. b4 Bxd4 20. Rxd4 Ne5 21. Qb3 f5 22. Bb1 Nc6 23. Rdd1 Red8 24. c5 Nd4 25. Qe3 Qf4 26. Bd3 Qxe3 27. fxe3 Nc6 28. Bc4 Rxd1+ 29. Rxd1 Nd8 30. c6 1-0

[Event "Bogota Navidad op"]
[Site "Bogota"]
[Date "2014.12.05"]
[Round "3"]
[White "Lotero, Faiber"]
[Black "Chegwing, Alberto"]
[Result "0-1"]
[ECO "B15"]
[WhiteElo "2165"]
[BlackElo "2061"]
[PlyCount "112"]
[EventDate "2014.12.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 163 Extra"]
[Source "ChessBase"]
[SourceDate "2014.12.23"]
[SourceVersion "1"]
[SourceVersionDate "2014.12.23"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Ng5 Bf5 6. Bd3 e6 7. Ne2 Bd6 8. 0-0 Bxd3 9. Qxd3 Nbd7 10. f4 0-0 11. Rf3 e5 12. fxe5 Bxe5 13. Rh3 h6 14. dxe5 Nxe5 15. Qxd8 Raxd8 16. Bf4 Ng6 17. Be3 hxg5 18. Bxg5 Rde8 19. Nd4 Ne4 20. Be3 Rd8 21. Rf1 Rfe8 22. Nf5 c5 23. Bc1 b6 24. Re3 Nf6 25. Rxe8+ Rxe8 26. Ng3 Kf8 27. Rd1 Re5 28. b3 Rd5 29. Rxd5 Nxd5 30. c4 Nb4 31. a3 Nc2 32. Nf5 Ne7 33. Nxe7 Kxe7 34. Bb2 Ke6 35. Kf2 Kf5 36. Bxg7 Nxa3 37. Ke3 Nc2+ 38. Kf3 f6 39. g4+ Kg6 40. Bf8 Nd4+ 41. Ke4 Nxb3 42. h4 Nd2+ 43. Kd5 a5 44. h5+ Kf7 45. Bh6 Nb3 46. g5 fxg5 47. Bxg5 a4 48. h6 Kg6 49. h7 Kxh7 50. Bf6 a3 51. Bc3 Na5 52. Kd6 Kg6 53. Kc7 Nxc4 54. Kc6 Ne3 55. Bh8 Kf5 56. Kxb6 Nd5+ 0-1

[Event "Bogota Navidad op"]
[Site "Bogota"]
[Date "2014.12.04"]
[Round "2"]
[White "Chegwing, Alberto"]
[Black "Manrique, Fernando"]
[Result "1-0"]
[ECO "C63"]
[WhiteElo "2061"]
[BlackElo "1987"]
[PlyCount "115"]
[EventDate "2014.12.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 163 Extra"]
[Source "ChessBase"]
[SourceDate "2014.12.23"]
[SourceVersion "1"]
[SourceVersionDate "2014.12.23"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 f5 4. 0-0 fxe4 5. Bxc6 dxc6 6. Nxe5 Nf6 7. d4 Bd6 8. Bg5 0-0 9. Nc3 Bxe5 10. dxe5 Qxd1 11. Raxd1 Ng4 12. Nxe4 Nxe5 13. Rfe1 Ng6 14. c3 h6 15. Be3 b6 16. Ng3 Kf7 17. Rd2 Be6 18. b3 c5 19. c4 a5 20. a4 Rad8 21. Red1 Rxd2 22. Rxd2 Ne7 23. Bf4 Rc8 24. Be5 g6 25. f3 Nc6 26. Bc3 Ke7 27. Ne2 Rd8 28. Rxd8 Kxd8 29. g4 h5 30. h3 Kd7 31. Kf2 hxg4 32. hxg4 Nd8 33. Ke3 c6 34. Nf4 Bf7 35. Nd3 Be8 36. Ke4 Nf7 37. Bd2 Ke6 38. Bf4 Nd6+ 39. Bxd6 Kxd6 40. f4 b5 41. Ne5 Ke6 42. Nxg6 bxc4 43. f5+ Kf6 44. bxc4 Bd7 45. Ne5 Be8 46. Kf4 Kg7 47. g5 Bh5 48. Nxc6 Bd1 49. Nxa5 Bxa4 50. Nb7 Bb3 51. Nd6 Kf8 52. Ke5 Ke7 53. f6+ Kf8 54. g6 Kg8 55. Ke6 Kf8 56. f7 Ba2 57. Kf6 Bxc4 58. g7# 1-0

[Event "Bogota Navidad op"]
[Site "Bogota"]
[Date "2014.12.04"]
[Round "1"]
[White "Pinzon, Jairo David"]
[Black "Chegwing, Alberto"]
[Result "1-0"]
[ECO "A16"]
[WhiteElo "2197"]
[BlackElo "2061"]
[PlyCount "55"]
[EventDate "2014.12.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 163 Extra"]
[Source "ChessBase"]
[SourceDate "2014.12.23"]
[SourceVersion "1"]
[SourceVersionDate "2014.12.23"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 0-0 5. d3 d6 6. e3 c6 7. Nge2 Na6 8. 0-0 e5 9. Rb1 d5 10. cxd5 cxd5 11. d4 e4 12. b4 Nc7 13. b5 Nd7 14. Ba3 Re8 15. Bc5 b6 16. Bd6 Bb7 17. Qb3 Nf6 18. Be5 Rxe5 19. dxe5 Ng4 20. Rbd1 Qe7 21. Nf4 Qxe5 22. Ncxd5 Nxd5 23. Nxd5 Qh5 24. h3 Ne5 25. Ne7+ Kh8 26. Nc6 Nf3+ 27. Kh1 Rf8 28. Nd8 1-0

[Event "Barranquilla op"]
[Site "Barranquilla"]
[Date "2009.04.26"]
[Round "7"]
[White "Chegwing, Alberto"]
[Black "Gutierrez Lastra, Aramis"]
[Result "1-0"]
[ECO "C68"]
[WhiteElo "2061"]
[PlyCount "51"]
[EventDate "2009.04.24"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 130 Extra"]
[Source "ChessBase"]
[SourceDate "2009.07.02"]
[SourceVersion "2"]
[SourceVersionDate "2009.07.15"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. d4 exd4 6. Qxd4 Bg4 7. Qxd8+ Rxd8 8. Be3 Nf6 9. Nbd2 Bb4 10. c3 Ba5 11. Nc4 Bb6 12. Nxb6 cxb6 13. Bxb6 Rd7 14. Ne5 Re7 15. Nxg4 Nxg4 16. f3 Ne5 17. 0-0-0 Rd7 18. Bd4 Nc4 19. b3 Na3 20. c4 b5 21. Bc5 Nxc4 22. bxc4 bxc4 23. Rxd7 Kxd7 24. Rd1+ Kc7 25. Rd4 Rb8 26. Bd6+ 1-0

[Event "Barranquilla op"]
[Site "Barranquilla"]
[Date "2009.04.26"]
[Round "5"]
[White "Chegwing, Alberto"]
[Black "Rodriguez, Luis Alejandro"]
[Result "1-0"]
[ECO "B24"]
[WhiteElo "2061"]
[PlyCount "35"]
[EventDate "2009.04.24"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 130 Extra"]
[Source "ChessBase"]
[SourceDate "2009.07.02"]
[SourceVersion "2"]
[SourceVersionDate "2009.07.15"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. g3 e6 4. Bg2 g6 5. d3 Bg7 6. Nge2 Nge7 7. 0-0 0-0 8. f4 f5 9. Be3 Nd4 10. Kh1 Nec6 11. e5 d6 12. exd6 Qxd6 13. Qd2 Rb8 14. Nd1 Re8 15. Ng1 e5 16. c3 Ne6 17. Nh3 b6 18. Ndf2 1-0

[Event "Barranquilla op"]
[Site "Barranquilla"]
[Date "2009.04.26"]
[Round "6"]
[White "Mejia, Pedro"]
[Black "Chegwing, Alberto"]
[Result "1-0"]
[ECO "B18"]
[BlackElo "2061"]
[PlyCount "47"]
[EventDate "2009.04.24"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 130 Extra"]
[Source "ChessBase"]
[SourceDate "2009.07.02"]
[SourceVersion "2"]
[SourceVersionDate "2009.07.15"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. N1e2 h6 7. h4 e6 8. Nf4 Bh7 9. Bc4 Nf6 10. Be3 Nd5 11. Nxd5 cxd5 12. Bd3 Bxd3 13. Qxd3 Nc6 14. a3 Bd6 15. Ne2 Qa5+ 16. Bd2 Qb6 17. 0-0 0-0 18. b4 Rac8 19. Rac1 a6 20. c4 dxc4 21. Rxc4 Ne7 22. Rfc1 Qb5 23. Qc2 Rxc4 24. Qxc4 1-0

[Event "Barranquilla op"]
[Site "Barranquilla"]
[Date "2009.04.25"]
[Round "3"]
[White "Chegwing, Alberto"]
[Black "Lora, Joel Fernando"]
[Result "0-1"]
[ECO "B83"]
[WhiteElo "2061"]
[BlackElo "2191"]
[PlyCount "62"]
[EventDate "2009.04.24"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 130 Extra"]
[Source "ChessBase"]
[SourceDate "2009.07.02"]
[SourceVersion "2"]
[SourceVersionDate "2009.07.15"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. Nf3 e6 4. d4 cxd4 5. Nxd4 Nf6 6. Be3 a6 7. Nb3 b5 8. a3 d6 9. Be2 Be7 10. 0-0 0-0 11. f4 Bb7 12. Bf3 Nd7 13. Qe1 Nb6 14. Rd1 Nc4 15. Bc1 Rc8 16. Kh1 Qc7 17. Rd3 b4 18. Nb1 a5 19. axb4 axb4 20. Rf2 Ba6 21. Rd1 Bf6 22. Be2 Qb6 23. Bxc4 Bxc4 24. Rxd6 Bxb3 25. cxb3 Qc5 26. Rd1 Bd4 27. Rf1 Rfd8 28. Rf3 Qc2 29. Rfd3 Qxb1 30. Be3 Qxb2 31. R3d2 Bc3 0-1

[Event "Barranquilla op"]
[Site "Barranquilla"]
[Date "2009.04.25"]
[Round "2"]
[White "Serpa, Leonardo"]
[Black "Chegwing, Alberto"]
[Result "0-1"]
[ECO "B12"]
[BlackElo "2061"]
[PlyCount "112"]
[EventDate "2009.04.24"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 130 Extra"]
[Source "ChessBase"]
[SourceDate "2009.07.02"]
[SourceVersion "2"]
[SourceVersionDate "2009.07.15"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nc3 e6 5. g4 Bg6 6. Nge2 h6 7. Nf4 Bh7 8. Bd3 Bxd3 9. Qxd3 c5 10. Be3 c4 11. Qd2 Nc6 12. h4 Be7 13. Ng2 Qb6 14. f4 a6 15. 0-0 0-0-0 16. a3 h5 17. g5 g6 18. b4 Bf8 19. Rfb1 Nb8 20. a4 Ne7 21. a5 Qc7 22. b5 Nf5 23. bxa6 Nxa6 24. Rb5 Bb4 25. Bf2 Qe7 26. Rb1 Rd7 27. Kf1 Rc7 28. Ne3 Nxe3+ 29. Qxe3 Bxc3 30. Qxc3 Rd8 31. Be3 Rdd7 32. Bc1 Qd8 33. Ba3 Rc6 34. Ke2 Rdc7 35. Ke3 Qd7 36. Rb6 Rxb6 37. Rxb6 Rc6 38. Bd6 Rxb6 39. axb6 Qb5 40. Bc7 Qb4 41. Qxb4 Nxb4 42. c3 Na6 43. Bd6 Kd7 44. Kd2 Kc6 45. Kc2 Kxb6 46. Kb2 Nc7 47. Bxc7+ Kxc7 48. Ka3 b5 49. Ka2 Kb6 50. Kb2 Ka5 51. Ka3 b4+ 52. Kb2 Ka4 53. Kc2 Ka3 54. cxb4 Kxb4 55. Kb2 c3+ 56. Kc2 Kc4 0-1

[Event "Barranquilla op"]
[Site "Barranquilla"]
[Date "2009.04.25"]
[Round "4"]
[White "Viloria, Daniel David"]
[Black "Chegwing, Alberto"]
[Result "1-0"]
[ECO "B15"]
[BlackElo "2061"]
[PlyCount "87"]
[EventDate "2009.04.24"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 130 Extra"]
[Source "ChessBase"]
[SourceDate "2009.07.02"]
[SourceVersion "2"]
[SourceVersionDate "2009.07.15"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. Nf3 Be7 7. Bd3 0-0 8. 0-0 Nd7 9. c4 Re8 10. Be3 Nf8 11. Nd2 f5 12. Qf3 g6 13. Rad1 Bf6 14. Nb3 a5 15. Bc2 Be6 16. d5 cxd5 17. cxd5 Bd7 18. Bd4 Bb5 19. Bd3 Ba4 20. Rd2 Bxb3 21. Bxf6 Bxd5 22. Bxd8 Bxf3 23. Bf6 Bc6 24. Rfd1 Nd7 25. Bg5 Kg7 26. h4 f6 27. Be3 Ne5 28. Be2 Re7 29. Bc5 Rd7 30. f4 Rxd2 31. Rxd2 Nf7 32. b3 Re8 33. a4 Re4 34. g3 Re8 35. Bb6 Nh6 36. Kf1 Re7 37. Bxa5 Re3 38. Rd3 Bg2+ 39. Ke1 Re7 40. Bb4 Rc7 41. Rd8 Nf7 42. Bf8+ Kg8 43. Rb8 Rd7 44. Bc4 1-0

[Event "Barranquilla op"]
[Site "Barranquilla"]
[Date "2009.04.24"]
[Round "1"]
[White "Chegwing, Alberto"]
[Black "Sarmiento, Erick"]
[Result "1-0"]
[ECO "C10"]
[WhiteElo "2061"]
[PlyCount "85"]
[EventDate "2009.04.24"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 130 Extra"]
[Source "ChessBase"]
[SourceDate "2009.07.02"]
[SourceVersion "2"]
[SourceVersionDate "2009.07.15"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 a6 4. Bd3 Bb4 5. Nf3 Nc6 6. 0-0 Nge7 7. a3 Bxc3 8. bxc3 dxe4 9. Bxe4 Nd5 10. Bd2 f5 11. Bd3 Qd6 12. Re1 h6 13. Bxf5 0-0 14. Bd3 Nce7 15. c4 Nf4 16. Bxf4 Qxf4 17. Qe2 Nf5 18. Qe4 Qxe4 19. Bxe4 c6 20. c3 Bd7 21. Rab1 b5 22. Ne5 Rad8 23. Nxd7 Rxd7 24. Bxc6 Rc7 25. cxb5 axb5 26. Rxe6 Rfc8 27. d5 Ne7 28. Rxb5 Nxc6 29. dxc6 Rxc6 30. Rxc6 Rxc6 31. Rb3 Rd6 32. Kf1 Kf7 33. Ke2 Ke6 34. c4 Rc6 35. Kd3 Ke5 36. g3 Rd6+ 37. Kc3 Ke4 38. Rb7 g5 39. Re7+ Kf3 40. Rf7+ Kg2 41. h4 g4 42. c5 Rc6 43. Kb4 1-0

[Event "Cali qual"]
[Site "Cali"]
[Date "2008.05.04"]
[Round "7"]
[White "Chegwing, Alberto"]
[Black "Guerrero Sierra, Juan Carlos"]
[Result "0-1"]
[ECO "B38"]
[WhiteElo "2059"]
[BlackElo "2232"]
[PlyCount "74"]
[EventDate "2008.05.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 124 Extra"]
[Source "ChessBase"]
[SourceDate "2008.07.03"]
[SourceVersion "1"]
[SourceVersionDate "2008.07.03"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. Nf3 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. e4 d6 7. Be2 0-0 8. 0-0 Nc6 9. Be3 Bd7 10. Rc1 Rc8 11. Qd2 a6 12. f3 Nxd4 13. Bxd4 Bc6 14. Rfd1 Nd7 15. Bxg7 Kxg7 16. Qd4+ f6 17. b4 b6 18. f4 Rf7 19. Bg4 Ra8 20. Bxd7 Bxd7 21. e5 Bg4 22. Rd2 Rc8 23. exd6 exd6 24. Nd5 b5 25. Ne3 Be6 26. c5 Qe8 27. Re2 dxc5 28. bxc5 Rd7 29. Qe4 Qf7 30. a4 Bc4 31. Nxc4 Rxc5 32. axb5 axb5 33. Rec2 bxc4 34. Rxc4 Rxc4 35. Qxc4 Rd1+ 36. Kf2 Qa7+ 37. Kg3 Qe3+ 0-1

[Event "Cali qual"]
[Site "Cali"]
[Date "2008.05.03"]
[Round "5"]
[White "Chegwing, Alberto"]
[Black "Martinez, Jorge Alexander"]
[Result "0-1"]
[ECO "B43"]
[WhiteElo "2059"]
[BlackElo "2195"]
[PlyCount "54"]
[EventDate "2008.05.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 124 Extra"]
[Source "ChessBase"]
[SourceDate "2008.07.03"]
[SourceVersion "1"]
[SourceVersionDate "2008.07.03"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Be2 Nf6 6. Nc3 Qc7 7. a3 b5 8. f4 d6 9. 0-0 Nbd7 10. Kh1 Bb7 11. Bd3 h5 12. Bd2 Be7 13. Qe2 Rc8 14. Rae1 h4 15. Kg1 h3 16. g4 d5 17. e5 Bc5 18. Be3 Ne4 19. Bxe4 dxe4 20. Qd2 Nb6 21. Nce2 Rh4 22. c3 Rxg4+ 23. Ng3 Nc4 24. Qe2 Nxe3 25. Qxe3 Bxd4 26. cxd4 Qc2 27. Qe2 e3 0-1

[Event "Cali qual"]
[Site "Cali"]
[Date "2008.05.02"]
[Round "3"]
[White "Chegwing, Alberto"]
[Black "Carvajal, Nolberto"]
[Result "0-1"]
[ECO "B45"]
[WhiteElo "2059"]
[BlackElo "2296"]
[PlyCount "34"]
[EventDate "2008.05.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 124 Extra"]
[Source "ChessBase"]
[SourceDate "2008.07.03"]
[SourceVersion "1"]
[SourceVersionDate "2008.07.03"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. Bg5 Qa5 7. Bxf6 gxf6 8. Nxc6 bxc6 9. Be2 Rb8 10. 0-0 Rxb2 11. Qd4 Rxc2 12. Rac1 Rxc1 13. Rxc1 Qe5 14. Qxa7 Bc5 15. Qa8 0-0 16. Bf3 Qd4 17. Rc2 Ba7 0-1

[Event "Cali qual"]
[Site "Cali"]
[Date "2008.05.02"]
[Round "2"]
[White "Sanchez, Victor Hugo"]
[Black "Chegwing, Alberto"]
[Result "0-1"]
[ECO "B15"]
[WhiteElo "2210"]
[BlackElo "2059"]
[PlyCount "103"]
[EventDate "2008.05.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 124 Extra"]
[Source "ChessBase"]
[SourceDate "2008.07.03"]
[SourceVersion "1"]
[SourceVersionDate "2008.07.03"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. c3 Bd6 7. Be3 0-0 8. Qc2 Re8 9. Bd3 h6 10. Ne2 Be6 11. 0-0 Nd7 12. Rae1 Qc7 13. Ng3 Rac8 14. f4 Nf8 15. Ne4 Rcd8 16. h3 b6 17. f5 Bc8 18. Qf2 Rxe4 19. Bxe4 Ba6 20. Qf3 Bxf1 21. Rxf1 c5 22. d5 Re8 23. Bc1 Qe7 24. Bd3 Qe5 25. Bf4 Qxf4 26. Qxf4 Bxf4 27. Rxf4 Rd8 28. c4 Nd7 29. Bc2 Kf8 30. Ba4 Ne5 31. Re4 Ke7 32. Bb5 Kd6 33. Re3 a5 34. Kf2 g6 35. g4 gxf5 36. gxf5 Rg8 37. Rg3 Rg5 38. Rxg5 fxg5 39. Ke3 Ke7 40. Ke4 f6 41. Ba6 Nf7 42. Kf3 h5 43. Bc8 Nd6 44. Be6 Nxc4 45. b3 Na3 46. Ke4 Kd6 47. Bf7 h4 48. Be8 Nc2 49. Bb5 Nb4 50. a4 Nxd5 51. Bc4 Nb4 52. Bg8 0-1

[Event "Barrancabermeja Grand Prix"]
[Site "Barrancabermeja"]
[Date "2007.06.02"]
[Round "5"]
[White "Chegwing, Alberto"]
[Black "Mendez Rivera, Anderson Heribert"]
[Result "1-0"]
[ECO "B76"]
[PlyCount "81"]
[EventDate "2007.06.01"]
[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 g6 6. f3 Bg7 7. Bc4 0-0 8. Be3 Nc6 9. Bd3 Bd7 10. 0-0 Rc8 11. Qd2 Ne5 12. Rad1 a6 13. Bh6 b5 14. Bxg7 Kxg7 15. h3 Nc4 16. Bxc4 bxc4 17. Kh1 Rb8 18. Rb1 Nh5 19. Nde2 Qc8 20. Kh2 Qc5 21. Rfd1 Rb7 22. Qd4+ Qxd4 23. Rxd4 Rfb8 24. b3 cxb3 25. cxb3 a5 26. Rbd1 Nf6 27. f4 Be6 28. g4 Rb4 29. f5 Bc8 30. Nf4 Ba6 31. Nfd5 Nxd5 32. Nxd5 Rxd4 33. Rxd4 Bb7 34. Nxe7 Re8 35. Rxd6 Bxe4 36. f6+ Kh6 37. h4 g5 38. h5 a4 39. bxa4 Rb8 40. Kg3 Ra8 41. a5 1-0

[Event "Barrancabermeja Grand Prix"]
[Site "Barrancabermeja"]
[Date "2007.06.02"]
[Round "4"]
[White "Echeverry, Maria Yesenia"]
[Black "Chegwing, Alberto"]
[Result "0-1"]
[ECO "E97"]
[PlyCount "144"]
[EventDate "2007.06.01"]
[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 Nf6 2. c4 g6 3. Nc3 d6 4. e4 Bg7 5. Nf3 0-0 6. Be2 Nc6 7. 0-0 e5 8. dxe5 dxe5 9. Qxd8 Rxd8 10. Bg5 Be6 11. Nd5 Nxe4 12. Bxd8 Rxd8 13. Nxc7 Bc8 14. Rad1 Rf8 15. Nd5 h6 16. b4 Kh7 17. Bd3 Nf6 18. Nxf6+ Bxf6 19. a3 Kg7 20. Be4 Ne7 21. Nd2 Bg5 22. Nb1 Bg4 23. Rd3 Be2 24. Re1 Bxd3 25. Bxd3 Rd8 26. Be4 b6 27. Bf3 Rc8 28. Be2 f5 29. Rd1 Rc7 30. Nc3 Nc6 31. Nb5 Rb7 32. Rd6 Ne7 33. Bf3 e4 34. Be2 Bf4 35. Rd1 Be5 36. Nd6 Bxd6 37. Rxd6 Rc7 38. g3 Kf7 39. Kg2 Nc8 40. Rd8 Ke7 41. Rh8 Kf6 42. Rd8 Ne7 43. f3 exf3+ 44. Kxf3 Ke6 45. Ke3 Nc6 46. Rd1 Ne5 47. Kd4 g5 48. Rf1 Rd7+ 49. Kc3 Rc7 50. Kd4 Nc6+ 51. Kc3 Ke5 52. Bf3 Ne7 53. Re1+ Kf6 54. Kd4 g4 55. Bd5 Rd7 56. Re6+ Kg5 57. Ke5 b5 58. Ra6 bxc4 59. Bxc4 h5 60. Rd6 Rc7 61. Kd4 h4 62. Kd3 f4 63. gxf4+ Kxf4 64. Rd4+ Kf3 65. Kd2 g3 66. hxg3 h3 67. Be2+ Kg2 68. Rd3 Ng6 69. Bf3+ Kf2 70. Be4 Ne5 71. Rc3 Rxc3 72. Kxc3 Nf3 0-1

[Event "Barrancabermeja Grand Prix"]
[Site "Barrancabermeja"]
[Date "2007.06.01"]
[Round "1"]
[White "Chegwing, Alberto"]
[Black "Chamas, Ortiz Henry"]
[Result "1-0"]
[ECO "B85"]
[PlyCount "33"]
[EventDate "2007.06.01"]
[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 Nc6 7. Be3 Qc7 8. 0-0 e6 9. Qd2 Be7 10. f4 0-0 11. g4 Nxd4 12. Qxd4 e5 13. Qd1 exf4 14. Rxf4 Be6 15. g5 Nd7 16. h4 Ne5 17. Nd5 1-0

[Event "Barrancabermeja Grand Prix"]
[Site "Barrancabermeja"]
[Date "2007.06.01"]
[Round "2"]
[White "Zuluaga Mancilla, Cesar"]
[Black "Chegwing, Alberto"]
[Result "1-0"]
[ECO "E67"]
[WhiteElo "2344"]
[PlyCount "79"]
[EventDate "2007.06.01"]
[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 Nf6 2. Nf3 d6 3. c4 g6 4. Nc3 Bg7 5. g3 0-0 6. Bg2 Nbd7 7. 0-0 c6 8. h3 Nb6 9. b3 Qc7 10. e4 e5 11. Be3 Re8 12. Rc1 Nbd7 13. Qc2 Nf8 14. Rfd1 N6d7 15. a4 Ne6 16. d5 Nec5 17. b4 Na6 18. dxc6 bxc6 19. b5 Nb4 20. Qd2 c5 21. Qxd6 Qxd6 22. Rxd6 Bf8 23. Rdd1 Nb6 24. Bf1 a5 25. Nd2 Be6 26. Nd5 Bxd5 27. cxd5 Nxa4 28. Nc4 Na2 29. Ra1 N2c3 30. Rd3 f5 31. Bd2 fxe4 32. Rxc3 Nxc3 33. Bxc3 a4 34. Bg2 a3 35. Bxe4 Ra4 36. d6 Bg7 37. Rxa3 Rxa3 38. Nxa3 Kf8 39. Nc4 Bf6 40. b6 1-0

[Event "Navidad op"]
[Site "Barranquilla"]
[Date "1999.12.07"]
[Round "6"]
[White "Chegwing, Alberto"]
[Black "De Avila, Luis"]
[Result "0-1"]
[ECO "B26"]
[PlyCount "90"]
[EventDate "1999.12.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. d3 Bg7 5. Bg2 d6 6. Be3 Rb8 7. Qd2 b5 8. Nge2 Nd4 9. 0-0 h5 10. Nd1 h4 11. c3 Nxe2+ 12. Qxe2 hxg3 13. hxg3 Be6 14. f4 Qd7 15. d4 Bc4 16. Qf3 Bxf1 17. Kxf1 cxd4 18. cxd4 e6 19. e5 d5 20. a3 b4 21. a4 Ne7 22. Kg1 0-0 23. Bf1 Rfc8 24. Bd3 Rc7 25. Bd2 f5 26. Kg2 Bf8 27. b3 Nc6 28. Be3 Na5 29. Rb1 Qh7 30. Rb2 Qh6 31. Kg1 Rh7 32. Qg2 Qh3 33. Qf3 Rc8 34. Bf1 Qh6 35. Qg2 Rcc7 36. Qf3 Nxb3 37. g4 Na5 38. Bd3 Nc4 39. Rg2 Qh1+ 40. Kf2 Rh2 41. Rxh2 Qxh2+ 42. Kf1 Nxe3+ 43. Qxe3 Qh1+ 44. Ke2 Qg2+ 45. Nf2 fxg4 0-1

[Event "Navidad op"]
[Site "Barranquilla"]
[Date "1999.12.06"]
[Round "5"]
[White "Vittorino, Carlo Giovanni"]
[Black "Chegwing, Alberto"]
[Result "1-0"]
[ECO "B14"]
[WhiteElo "2300"]
[PlyCount "101"]
[EventDate "1999.12.03"]
[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 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 e6 6. Bg5 Be7 7. Nf3 0-0 8. c5 Nc6 9. Bb5 Nd7 10. Bf4 Re8 11. 0-0 Nf8 12. Re1 Bd7 13. Bg3 Ng6 14. Bxc6 bxc6 15. b4 Bf8 16. a4 a6 17. Qb3 Qc8 18. Rab1 Qb7 19. Qc2 Be7 20. Qd3 Bd8 21. Ne2 Bc7 22. Ne5 Nxe5 23. dxe5 Bd8 24. Bf4 Be7 25. Qg3 Bf8 26. Rec1 Rec8 27. Be3 Qc7 28. Nd4 Be8 29. f4 Bd7 30. Kh1 g6 31. Qf2 Be7 32. g4 Kh8 33. Qg3 Rg8 34. h4 f6 35. exf6 Bxf6 36. Nf3 Rgf8 37. Rf1 Rae8 38. Ne5 Bxe5 39. fxe5 Bc8 40. Bh6 Rxf1+ 41. Rxf1 Kg8 42. Kg2 Qe7 43. Qf4 Bb7 44. Kg3 Bc8 45. Rf2 Bb7 46. h5 Bc8 47. hxg6 hxg6 48. Bg5 Qf8 49. Qc1 Qg7 50. Bf6 Qb7 51. Qg5 1-0

[Event "Navidad op"]
[Site "Barranquilla"]
[Date "1999.12.05"]
[Round "4"]
[White "Chegwing, Alberto"]
[Black "Barros, Raul"]
[Result "1-0"]
[ECO "B33"]
[BlackElo "2105"]
[PlyCount "69"]
[EventDate "1999.12.03"]
[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 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Nf3 Bb4 7. Bd3 d5 8. Nd2 Bg4 9. f3 Be6 10. 0-0 Bxc3 11. bxc3 Qa5 12. Nb3 Qb6+ 13. Kh1 dxe4 14. fxe4 Bg4 15. Qe1 Bh5 16. Be3 Qc7 17. h3 Bg6 18. Bc5 b6 19. Ba3 a6 20. Rd1 Ne7 21. Bd6 Qb7 22. Nd2 Nc6 23. Nc4 0-0-0 24. Qe3 Nd7 25. Rb1 b5 26. a4 Qa7 27. axb5 axb5 28. Rxb5 Qxe3 29. Nxe3 Nf6 30. Nc4 Kd7 31. Bxe5 Nxe4 32. Bxe4 Bxe4 33. Bxg7 Rhg8 34. Rxf7+ Ke8 35. Rbb7 1-0

[Event "Navidad op"]
[Site "Barranquilla"]
[Date "1999.12.04"]
[Round "2"]
[White "Caballero, William"]
[Black "Chegwing, Alberto"]
[Result "0-1"]
[ECO "E88"]
[PlyCount "90"]
[EventDate "1999.12.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 d6 3. Nc3 g6 4. e4 Bg7 5. f3 c6 6. Be3 Nbd7 7. Bd3 a6 8. Nge2 0-0 9. Qd2 e5 10. d5 cxd5 11. cxd5 Nc5 12. Bc2 Ne8 13. b4 Nd7 14. Bg5 f6 15. Bh4 Qb6 16. Na4 Qd8 17. g4 b5 18. Nac3 Nb6 19. a4 Bd7 20. 0-0 Nc4 21. Qd3 Bh6 22. Rfb1 Rc8 23. Ra2 Qe7 24. Bb3 Qd8 25. h3 Qb6+ 26. Bf2 Qb8 27. axb5 axb5 28. Rba1 f5 29. Ra7 Rf7 30. R7a2 fxg4 31. hxg4 Qc7 32. Kg2 Qd8 33. Rh1 Bg5 34. Rc2 Qf6 35. Ng1 Ng7 36. Nd1 Rff8 37. Qe2 h5 38. Bg3 Ra8 39. Nf2 Ne3+ 40. Kh3 hxg4+ 41. Nxg4 Kf7 42. Kh2 Rh8+ 43. Nh3 Rxh3+ 44. Kxh3 Rh8+ 45. Bh4 Qf4 0-1

[Event "Navidad op"]
[Site "Barranquilla"]
[Date "1999.12.03"]
[Round "1"]
[White "Chegwing, Alberto"]
[Black "Cifuentes, Danny"]
[Result "1-0"]
[ECO "B26"]
[PlyCount "85"]
[EventDate "1999.12.03"]
[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 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Be3 Nf6 7. h3 a6 8. Nge2 Bd7 9. a4 Qc7 10. Qd2 h6 11. 0-0 b6 12. Nd5 Nxd5 13. exd5 Nd4 14. Ra2 Nf5 15. c3 Nxe3 16. fxe3 0-0 17. Raa1 Rae8 18. d4 e6 19. dxe6 Bxe6 20. Nf4 Bf5 21. Nd5 Qd8 22. Rae1 Be4 23. Bxe4 Rxe4 24. Rf4 Rfe8 25. Rxe4 Rxe4 26. Qd3 Re8 27. Kh2 b5 28. axb5 axb5 29. Rf1 Qg5 30. Qxb5 Rd8 31. Qb6 Rd7 32. Qc6 Qd8 33. b4 cxb4 34. cxb4 Ra7 35. Rf2 f5 36. b5 Qa8 37. Qxa8+ Rxa8 38. b6 Kf7 39. b7 Rb8 40. Rb2 Bf8 41. Nc7 d5 42. Na6 Bd6 43. Nxb8 1-0

[Event "Barranquilla Mia op"]
[Site "Manizales"]
[Date "1999.04.28"]
[Round "7"]
[White "Fajardo, Carlos Emilio"]
[Black "Chegwing, Alberto"]
[Result "1-0"]
[ECO "E91"]
[PlyCount "81"]
[EventDate "1999.04.17"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 d6 3. Nf3 g6 4. Nc3 Bg7 5. e4 0-0 6. Be2 Nc6 7. d5 Nb8 8. h3 Nbd7 9. 0-0 Nc5 10. Qc2 e5 11. b4 Ncd7 12. Bg5 a5 13. a3 h6 14. Be3 b6 15. Rfc1 Ne8 16. c5 bxc5 17. bxc5 f5 18. Na4 Ba6 19. cxd6 cxd6 20. Bxa6 Rxa6 21. Qc4 Ra8 22. Rab1 Ndf6 23. exf5 gxf5 24. Qc6 Ne4 25. Rb7 N8f6 26. Bb6 Qe8 27. Qxe8 Nxe8 28. Nh4 Kh7 29. Rc6 f4 30. f3 Ng3 31. Bf2 Nf5 32. Nxf5 Rxf5 33. Nb6 Ra6 34. Rc8 Nf6 35. Bh4 Nh5 36. Nc4 Kg6 37. Rcc7 Rf8 38. Be7 Re8 39. Nxd6 Rxe7 40. Rc6 Ra7 41. Nc8+ 1-0

[Event "Barranquilla Mia op"]
[Site "Manizales"]
[Date "1999.04.27"]
[Round "6"]
[White "Chegwing, Alberto"]
[Black "Vergara, Luis"]
[Result "1-0"]
[ECO "B26"]
[BlackElo "2045"]
[PlyCount "71"]
[EventDate "1999.04.17"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Be3 e5 7. Nge2 Nge7 8. Qd2 Nd4 9. 0-0 0-0 10. f4 Rb8 11. h3 f5 12. a4 a6 13. a5 Be6 14. Kh2 Nec6 15. Nd5 Nxe2 16. Qxe2 Nxa5 17. exf5 Bxf5 18. Qd2 Nc6 19. c3 Kh8 20. Rf2 exf4 21. Bxf4 Ne5 22. Bg5 Qd7 23. d4 cxd4 24. cxd4 Nd3 25. Rf3 Qb5 26. Ra5 Qxb2 27. Rxd3 Qxd2 28. Rxd2 Be6 29. Nf4 Bc4 30. Be7 Rfe8 31. Bxd6 Rbd8 32. Bc5 Rd7 33. Ra4 Bb5 34. Raa2 Bc4 35. Rab2 b5 36. Bc6 1-0

[Event "Barranquilla Mia op"]
[Site "Manizales"]
[Date "1999.04.25"]
[Round "5"]
[White "Barrios, Felix"]
[Black "Chegwing, Alberto"]
[Result "1-0"]
[ECO "E81"]
[WhiteElo "2225"]
[PlyCount "43"]
[EventDate "1999.04.17"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 d6 3. Nc3 g6 4. e4 Bg7 5. Bg5 0-0 6. Qd2 Nbd7 7. f3 c6 8. Nh3 Qc7 9. Nf2 Re8 10. Be2 a6 11. Rc1 e5 12. d5 a5 13. b3 Nc5 14. 0-0 Bd7 15. Rfd1 Rad8 16. dxc6 Bxc6 17. Nd5 Bxd5 18. cxd5 Rc8 19. Bb5 Rf8 20. Be3 Qb6 21. Qe2 Rfd8 22. a3 1-0

[Event "ATL-ch"]
[Site "Barranquilla"]
[Date "1999.??.??"]
[Round "12"]
[White "Barrios, Felix"]
[Black "Chegwing, Alberto"]
[Result "1-0"]
[ECO "E81"]
[WhiteElo "2235"]
[BlackElo "2030"]
[PlyCount "69"]
[EventDate "1999.??.??"]
[EventType "tourn"]
[EventRounds "14"]
[EventCountry "COL"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Bg5 0-0 6. Qd2 c5 7. d5 Nbd7 8. f3 Nb6 9. f4 a6 10. Bd3 Qc7 11. Nge2 e6 12. 0-0 exd5 13. exd5 Bg4 14. Ng3 Bd7 15. h3 Rae8 16. f5 Bc8 17. Qf4 Nbd7 18. Qh4 Re5 19. Rac1 b5 20. b3 bxc4 21. bxc4 Ree8 22. Bb1 Re5 23. Kh1 Qa5 24. Bf4 Qd8 25. Kg1 Qc7 26. Bxe5 Nxe5 27. Nce4 Nxe4 28. Bxe4 f6 29. Bb1 a5 30. Rfe1 Ba6 31. fxg6 hxg6 32. Rxe5 fxe5 33. Bxg6 Rf4 34. Qh7+ Kf8 35. Nh5 1-0

[Event "ATL-ch"]
[Site "Barranquilla"]
[Date "1999.??.??"]
[Round "14"]
[White "Cayon, Rafael A"]
[Black "Chegwing, Alberto"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "2005"]
[BlackElo "2030"]
[PlyCount "44"]
[EventDate "1999.??.??"]
[EventType "tourn"]
[EventRounds "14"]
[EventCountry "COL"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 g6 3. Nc3 Bg7 4. e4 d6 5. Qd2 0-0 6. Bh6 c5 7. Bxg7 Kxg7 8. 0-0-0 cxd4 9. Qxd4 Nc6 10. Qd2 Qa5 11. Bc4 Bd7 12. f3 Rab8 13. g4 b5 14. Bb3 Be6 15. h4 h5 16. Nge2 Bxb3 17. axb3 b4 18. Nb1 Qe5 19. f4 Qc5 20. Ng3 Na5 21. Qd3 Rbc8 22. gxh5 Qxc2+ 0-1

[Event "ATL-ch"]
[Site "Barranquilla"]
[Date "1999.??.??"]
[Round "13"]
[White "Chegwing, Alberto"]
[Black "Barros, Raul"]
[Result "0-1"]
[ECO "B25"]
[WhiteElo "2030"]
[BlackElo "2220"]
[PlyCount "82"]
[EventDate "1999.??.??"]
[EventType "tourn"]
[EventRounds "14"]
[EventCountry "COL"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. d3 Bg7 5. Bg2 d6 6. Be3 e6 7. Nh3 Nge7 8. 0-0 0-0 9. Qd2 Nd4 10. f4 f5 11. Ng5 Rb8 12. a4 b6 13. Rab1 Nec6 14. Nd1 h6 15. Nh3 Bd7 16. c3 Nb3 17. Qe2 Nca5 18. Nhf2 Bxa4 19. g4 d5 20. Nh3 Bb5 21. exd5 exd5 22. gxf5 gxf5 23. Rf3 d4 24. cxd4 Nxd4 25. Bxd4 Qxd4+ 26. Kh1 Rbe8 27. Qf1 Nb3 28. Nc3 Bc6 29. Qd1 c4 30. Rg3 Bxg2+ 31. Kxg2 Nc5 32. dxc4 Qxc4 33. Qd6 Ne4 34. Qd3 Qxd3 35. Rxd3 Bxc3 36. bxc3 Rc8 37. Ra1 Rf7 38. Ra3 Rfc7 39. Nf2 Nxc3 40. Ra6 Re7 41. Rd6 Re2 0-1

[Event "Barranquilla Mia op"]
[Site "Manizales"]
[Date "1999.??.??"]
[Round "3"]
[White "Chegwing, Alberto"]
[Black "Garcia, Alejandro3333"]
[Result "1-0"]
[ECO "D66"]
[PlyCount "67"]
[EventDate "1999.04.17"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Nc3 a6 5. Bg5 Nbd7 6. e3 c6 7. Bd3 dxc4 8. Bxc4 b5 9. Bd3 Be7 10. 0-0 Bb7 11. Rc1 0-0 12. Qe2 Rc8 13. Rfd1 Nd5 14. Ne4 Bxg5 15. Nexg5 h6 16. Ne4 Qe7 17. Nc5 Nxc5 18. Rxc5 Rfd8 19. Ne5 Rd6 20. Rdc1 Qe8 21. Bb1 Nf6 22. Qc2 g6 23. h4 Nd7 24. Nxd7 Rxd7 25. h5 Rd5 26. hxg6 fxg6 27. Qxg6+ Qxg6 28. Bxg6 Kg7 29. Be4 Rd6 30. b4 Rc7 31. Kf1 Ba8 32. Ke2 Kf6 33. Rh1 a5 34. Rxh6+ 1-0

[Event "COL m23"]
[Site "Colombia"]
[Date "1999.??.??"]
[Round "1"]
[White "Chegwing, Alberto"]
[Black "Garcia, Alejandro3333"]
[Result "1-0"]
[ECO "B26"]
[PlyCount "73"]
[EventDate "1999.??.??"]
[EventType "match"]
[EventRounds "2"]
[EventCountry "COL"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 d6 3. g3 Nf6 4. d3 Nc6 5. Bg2 g6 6. Be3 Bg7 7. h3 Be6 8. Nf3 a6 9. a4 Qb6 10. Rb1 Qc7 11. 0-0 0-0 12. Qd2 Rfd8 13. Ng5 Bd7 14. f4 Qc8 15. Kh2 Rb8 16. g4 e6 17. Rf2 b5 18. axb5 axb5 19. Ne2 Ne7 20. c3 Qc7 21. Ng3 d5 22. e5 Ne8 23. Rbf1 Bc8 24. d4 c4 25. Qc2 b4 26. f5 exf5 27. gxf5 Nxf5 28. Nxf5 f6 29. Nxg7 Nxg7 30. Rxf6 Bf5 31. Qf2 bxc3 32. bxc3 Qa5 33. Qh4 h5 34. Nf7 Rf8 35. Nh6+ Kh7 36. Nxf5 Nxf5 37. R1xf5 1-0

[Event "ATL-ch"]
[Site "Barranquilla"]
[Date "1999.??.??"]
[Round "15"]
[White "Chegwing, Alberto"]
[Black "Melgosa, Marcio"]
[Result "1-0"]
[ECO "B26"]
[WhiteElo "2030"]
[BlackElo "2245"]
[PlyCount "115"]
[EventDate "1999.??.??"]
[EventType "tourn"]
[EventRounds "14"]
[EventCountry "COL"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 d6 3. g3 Nc6 4. Bg2 g6 5. d3 Bg7 6. Be3 Rb8 7. Qd2 b5 8. f4 b4 9. Nd1 Qb6 10. Ne2 f5 11. 0-0 Nh6 12. h3 0-0 13. Kh2 Nf7 14. Bg1 Nd4 15. Bxd4 cxd4 16. b3 fxe4 17. Bxe4 e6 18. Ng1 Bd7 19. Bg2 Rfc8 20. Nf3 Rc5 21. Nf2 Rbc8 22. Ne1 Ra5 23. Ne4 Ra3 24. h4 Nh6 25. Bh3 Nf5 26. Bxf5 exf5 27. Ng5 a5 28. Rf2 h6 29. Ngf3 a4 30. Re2 Bf6 31. h5 gxh5 32. Ng2 Ra8 33. Qd1 Qc5 34. Nfh4 Qc3 35. Kh3 Re8 36. Rxe8+ Bxe8 37. Nxf5 Qc8 38. g4 Bd7 39. Nxh6+ Kh7 40. Kg3 h4+ 41. Kh2 h3 42. Ne1 Be7 43. g5 Qf8 44. Qf3 axb3 45. cxb3 Ra5 46. Rc1 Rxa2+ 47. Kh1 Ra5 48. Qh5 Kg7 49. f5 Bxf5 50. Nxf5+ Qxf5 51. Nf3 Qg6 52. Qxh3 Ra8 53. Kg2 Rh8 54. Qg3 Qe6 55. Rc7 Qe2+ 56. Qf2 Qxf2+ 57. Kxf2 Kf8 58. g6 1-0

[Event "ATL-ch"]
[Site "Barranquilla"]
[Date "1999.??.??"]
[Round "7"]
[White "Chegwing, Alberto"]
[Black "Rincon, Nelson"]
[Result "1-0"]
[ECO "C17"]
[WhiteElo "2030"]
[BlackElo "2060"]
[PlyCount "129"]
[EventDate "1999.??.??"]
[EventType "tourn"]
[EventRounds "14"]
[EventCountry "COL"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. Nf3 Nc6 6. Bb5 Bd7 7. Bxc6 Bxc6 8. 0-0 Ne7 9. Bg5 Qc7 10. Ne2 cxd4 11. Nexd4 0-0 12. c3 Bc5 13. Qd2 Ng6 14. Rfe1 Rfe8 15. h4 h6 16. h5 Nxe5 17. Nxe5 hxg5 18. Nexc6 bxc6 19. Qxg5 Be7 20. Qg4 Bf6 21. Re3 c5 22. Ne2 e5 23. Ng3 Qc8 24. Nf5 Kh7 25. Rd1 Qe6 26. c4 Rad8 27. Red3 d4 28. Qe4 Kh8 29. b3 Rb8 30. Rg3 a5 31. Rdd3 a4 32. Rg4 axb3 33. axb3 Rb6 34. Rdg3 Qc6 35. Qxc6 Rxc6 36. Nxg7 Bxg7 37. Rxg7 Re7 38. Rg8+ Kh7 39. Rd8 Rb6 40. Rgg8 Ree6 41. Rh8+ Kg7 42. h6+ Kg6 43. g4 Kg5 44. h7 Kg6 45. Rdg8+ Kf6 46. Rg5 Kxg5 47. Rg8+ Kf4 48. h8Q Rbd6 49. Qh2+ Kf3 50. Qg2+ Ke2 51. Qf1+ Kd2 52. Ra8 Ra6 53. Rh8 e4 54. f3 Rh6 55. Rxh6 Rxh6 56. Qf2+ Kc3 57. fxe4 Ra6 58. Qxf7 Ra1+ 59. Kg2 Ra2+ 60. Kg3 d3 61. e5 Rb2 62. e6 Rxb3 63. Qf1 d2 64. Qe2 Kc2+ 65. Kf4 1-0

[Event "ATL-ch"]
[Site "Barranquilla"]
[Date "1999.??.??"]
[Round "2"]
[White "Chegwing, Alberto"]
[Black "Rosado, Enrique"]
[Result "1-0"]
[ECO "C14"]
[WhiteElo "2030"]
[BlackElo "1970"]
[PlyCount "54"]
[EventDate "1999.??.??"]
[EventType "tourn"]
[EventRounds "14"]
[EventCountry "COL"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. Bxe7 Qxe7 7. f4 a6 8. Nf3 c5 9. Qd2 Nc6 10. Bd3 cxd4 11. Ne2 Qc5 12. 0-0 f5 13. Kh1 b5 14. a3 0-0 15. Rg1 Bb7 16. g4 Nb6 17. b4 Qe7 18. gxf5 exf5 19. Nexd4 Nxd4 20. Nxd4 Nc4 21. Qf2 Rf7 22. Rg5 Nxe5 23. Bxf5 Bc8 24. Re1 h6 25. Rxe5 Qf6 26. Rg6 Qd8 27. Ne6 Qb6 1-0

[Event "ATL-ch"]
[Site "Barranquilla"]
[Date "1999.??.??"]
[Round "9"]
[White "Chegwing, Alberto"]
[Black "Villegas, John Jairo"]
[Result "1/2-1/2"]
[ECO "B24"]
[WhiteElo "2030"]
[BlackElo "1920"]
[PlyCount "128"]
[EventDate "1999.??.??"]
[EventType "tourn"]
[EventRounds "14"]
[EventCountry "COL"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 e6 3. g3 Nc6 4. Bg2 Nf6 5. d3 d5 6. Bg5 d4 7. Nce2 Be7 8. Nf3 Qb6 9. b3 0-0 10. 0-0 h6 11. Bxf6 Bxf6 12. Nd2 Qc7 13. f4 b5 14. a4 Rb8 15. axb5 Nb4 16. Nc4 Rd8 17. Kh1 Rxb5 18. Ng1 Bd7 19. Nh3 a5 20. Qe2 Bc6 21. Ra3 Ra8 22. Nf2 Rb7 23. Ng4 Rba7 24. e5 Be7 25. Rfa1 a4 26. Bxc6 Qxc6+ 27. Kg1 Ra6 28. Nf2 axb3 29. Rxa6 Rxa6 30. Rxa6 Qxa6 31. cxb3 Qa1+ 32. Kg2 Qb1 33. Qb2 Qxb2 34. Nxb2 Na2 35. Kf1 Nc1 36. Ke1 Nxb3 37. Nc4 f5 38. exf6 gxf6 39. Kd1 Bd8 40. Kc2 Na5 41. Nxa5 Bxa5 42. Ne4 Kf7 43. Nxc5 Be1 44. Ne4 f5 45. Nd2 Bxd2 46. Kxd2 Ke7 47. Kc2 Kd6 48. Kb3 Kd5 49. Ka4 h5 50. Ka5 e5 51. fxe5 h4 52. e6 Kxe6 53. Kb5 Kf6 54. Kc5 Ke5 55. Kc4 f4 56. gxf4+ Kxf4 57. Kxd4 Kf3 58. h3 Kf4 59. Kd5 Kg3 60. Ke4 Kxh3 61. Kf3 Kh2 62. d4 h3 63. Kf2 Kh1 64. d5 h2 1/2-1/2

[Event "ATL-ch"]
[Site "Barranquilla"]
[Date "1999.??.??"]
[Round "4"]
[White "Chegwing, Alberto"]
[Black "Viloria, Daniel David"]
[Result "1-0"]
[ECO "B08"]
[WhiteElo "2030"]
[BlackElo "1950"]
[PlyCount "157"]
[EventDate "1999.??.??"]
[EventType "tourn"]
[EventRounds "14"]
[EventCountry "COL"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. Bg5 c6 6. Bd3 Bg4 7. 0-0 Nbd7 8. h3 Bxf3 9. Qxf3 0-0 10. Rab1 Qc7 11. Be3 e5 12. Ne2 d5 13. exd5 Nxd5 14. Bc4 N7b6 15. Bb3 Rae8 16. dxe5 Nxe3 17. Qxe3 Rxe5 18. Qf4 Qe7 19. Ng3 Nd5 20. Qf3 h5 21. Bxd5 Rxd5 22. Rfe1 Re5 23. Rxe5 Qxe5 24. c3 Re8 25. Rd1 h4 26. Nf1 Qe2 27. Rd8 Qe7 28. Rxe8+ Qxe8 29. Qf4 Qd8 30. Qd2 Qb6 31. Qe2 Bh6 32. Nh2 Qa5 33. Ng4 Bg5 34. a3 Qf5 35. Qe1 Kg7 36. Qe5+ Qxe5 37. Nxe5 Kf6 38. Nd3 Ke6 39. Kf1 Kd5 40. Ke2 a5 41. b3 Be7 42. a4 Bd6 43. Ke3 b5 44. Nb2 Ba3 45. c4+ Ke6 46. Nd3 bxc4 47. bxc4 Bd6 48. Kd4 Kf5 49. Nc5 Be5+ 50. Kd3 g5 51. Nb7 Bc7 52. Kd4 Bb6+ 53. c5 Bc7 54. Nd6+ Ke6 55. Nc4 f5 56. Nd2 Be5+ 57. Kc4 g4 58. Nb3 f4 59. f3 gxh3 60. gxh3 Bc7 61. Nd4+ Kd7 62. Kd3 Be5 63. Ke4 Bg7 64. Nb3 Bf8 65. Kxf4 Ke6 66. Ke4 Be7 67. Nxa5 Bxc5 68. Nxc6 Kd6 69. Ne5 Bb4 70. Ng6 Be1 71. Kf5 Kd5 72. Kg5 Kc4 73. Nxh4 Kb3 74. Ng6 Kxa4 75. f4 Kb5 76. h4 Kc6 77. h5 Kd6 78. h6 Ke6 79. Ne5 1-0

[Event "ATL-ch"]
[Site "Barranquilla"]
[Date "1999.??.??"]
[Round "6"]
[White "Cifuentes, Danny"]
[Black "Chegwing, Alberto"]
[Result "0-1"]
[ECO "E70"]
[WhiteElo "2005"]
[BlackElo "2030"]
[PlyCount "68"]
[EventDate "1999.??.??"]
[EventType "tourn"]
[EventRounds "14"]
[EventCountry "COL"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d6 4. e4 Bg7 5. Bg5 0-0 6. Qd2 c6 7. Bh6 e5 8. Bxg7 Kxg7 9. f3 Qb6 10. Nge2 a5 11. g4 Na6 12. a3 Be6 13. d5 cxd5 14. cxd5 Bd7 15. Ng3 Nc5 16. Qf2 h6 17. Rb1 Rac8 18. Be2 Rh8 19. h4 h5 20. g5 Nh7 21. Nf1 Rhe8 22. Nd2 a4 23. f4 f6 24. f5 Rf8 25. gxf6+ Rxf6 26. Qg3 Nb3 27. Nxb3 Qxb3 28. 0-0 Rg8 29. Bxh5 Kh6 30. Bd1 Qb6+ 31. Kh2 gxf5 32. Qxg8 Rg6 33. Qf7 Qe3 34. Bf3 Qf4+ 0-1

[Event "ATL-ch"]
[Site "Barranquilla"]
[Date "1999.??.??"]
[Round "5"]
[White "Diaz, Aleksei"]
[Black "Chegwing, Alberto"]
[Result "1/2-1/2"]
[ECO "E90"]
[WhiteElo "2020"]
[BlackElo "2030"]
[PlyCount "98"]
[EventDate "1999.??.??"]
[EventType "tourn"]
[EventRounds "14"]
[EventCountry "COL"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 d6 3. c4 g6 4. Nc3 Bg7 5. e4 0-0 6. h3 c6 7. Nf3 Qc7 8. Be2 a6 9. a4 Nbd7 10. 0-0 e5 11. a5 h6 12. Be3 Re8 13. d5 c5 14. Qd2 Kh7 15. Nh2 Ng8 16. g3 Ndf6 17. Bg4 Nxg4 18. hxg4 f5 19. exf5 gxf5 20. g5 Qf7 21. Na4 Qh5 22. Nb6 Rb8 23. Nxc8 Rbxc8 24. Kg2 hxg5 25. Bxg5 Bh6 26. Bxh6 Nxh6 27. Nf3 e4 28. Ng5+ Kg6 29. f4 exf3+ 30. Nxf3 Qg4 31. Rh1 f4 32. Rxh6+ Kxh6 33. Rh1+ Kg7 34. Qc3+ Re5 35. Nxe5 Qe2+ 36. Kg1 dxe5 37. Rh2 Qd1+ 38. Kf2 Qd4+ 39. Qxd4 fxg3+ 40. Kxg3 cxd4 41. b3 Rf8 42. Rf2 Rxf2 43. Kxf2 Kf7 44. c5 Ke7 45. b4 Kd8 46. Kf3 d3 47. Ke3 e4 48. Kd2 Kc7 49. Ke3 Kd7 1/2-1/2

[Event "ATL-ch"]
[Site "Barranquilla"]
[Date "1999.??.??"]
[Round "8"]
[White "Fajardo, Carlos Emilio"]
[Black "Chegwing, Alberto"]
[Result "0-1"]
[ECO "E97"]
[WhiteElo "2020"]
[BlackElo "2030"]
[PlyCount "80"]
[EventDate "1999.??.??"]
[EventType "tourn"]
[EventRounds "14"]
[EventCountry "COL"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 d6 3. Nf3 g6 4. Nc3 Bg7 5. e4 0-0 6. Be2 e5 7. 0-0 Nc6 8. Be3 Ng4 9. Bg5 f6 10. Bc1 Nh6 11. dxe5 fxe5 12. Bg5 Qe8 13. Nd5 Rf7 14. h3 Kh8 15. Qd2 Ng8 16. Be3 Qd8 17. Ng5 Rf8 18. f4 Nf6 19. f5 h6 20. Ne6 Bxe6 21. fxe6 Nxe4 22. Qd3 Ng3 23. Rxf8+ Qxf8 24. Nxc7 e4 25. Qd2 Rc8 26. Nd5 Re8 27. Bg4 h5 28. Nf4 Kh7 29. Qe1 h4 30. Qd2 Ne5 31. Qd5 Bh6 32. c5 Bxf4 33. Bd4 Nxg4 34. hxg4 Ne2+ 35. Kh1 Nxd4 36. Qxd4 Rxe6 37. cxd6 Bxd6 38. Re1 Qf4 39. Kg1 Rf6 40. Qxf6 Qxf6 0-1

[Event "COL m23"]
[Site "Colombia"]
[Date "1999.??.??"]
[Round "2"]
[White "Garcia, Alejandro3333"]
[Black "Chegwing, Alberto"]
[Result "0-1"]
[ECO "B19"]
[PlyCount "102"]
[EventDate "1999.??.??"]
[EventType "match"]
[EventRounds "2"]
[EventCountry "COL"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. h5 Bh7 8. Nf3 Nd7 9. Bd3 Bxd3 10. Qxd3 e6 11. Bd2 Qc7 12. Qe2 Ngf6 13. Ne5 Nxe5 14. dxe5 Nd7 15. f4 0-0-0 16. 0-0-0 Be7 17. Kb1 Rhe8 18. Rhe1 Bf8 19. Qc4 b5 20. Qe2 Nb6 21. b3 Rd5 22. Ne4 Red8 23. Nc3 Rd4 24. Rf1 Bb4 25. Rf3 Qd7 26. a3 Bxc3 27. Rxc3 Rxd2 28. Rxd2 Qxd2 29. Rxc6+ Kb7 30. Qxb5 Rd5 31. Rc5 Qd1+ 32. Ka2 Qxc2+ 33. Rxc2 Rxb5 34. a4 Rd5 35. g4 Rd4 36. f5 Nd5 37. fxe6 fxe6 38. Rg2 Re4 39. g5 Rxe5 40. gxh6 gxh6 41. Rg7+ Kb6 42. Rg6 Nf4 43. Rxh6 Nxh5 44. Ka3 a5 45. Rh8 Nf4 46. Rb8+ Kc7 47. Rf8 Nd3 48. Rf7+ Kd6 49. Rf8 Nb4 50. Rd8+ Kc7 51. Rg8 Re2 0-1

[Event "ATL-ch"]
[Site "Barranquilla"]
[Date "1999.??.??"]
[Round "3"]
[White "Mendoza, Rafael Enrique"]
[Black "Chegwing, Alberto"]
[Result "1-0"]
[ECO "B10"]
[WhiteElo "2355"]
[BlackElo "2030"]
[PlyCount "61"]
[EventDate "1999.??.??"]
[EventType "tourn"]
[EventRounds "14"]
[EventCountry "COL"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 c6 2. c4 d5 3. exd5 cxd5 4. cxd5 Nf6 5. Bb5+ Bd7 6. Bc4 g6 7. Nc3 Bg7 8. Nge2 0-0 9. 0-0 a6 10. a4 a5 11. d3 Na6 12. Ng3 Nb4 13. h3 Rc8 14. Bf4 b6 15. Re1 Rc5 16. Be3 Rc8 17. Rc1 Re8 18. Qf3 Qc7 19. Bd4 Qb7 20. Bxf6 Bxf6 21. Nge4 Kg7 22. Nxf6 exf6 23. Ne4 Rxe4 24. dxe4 Bxa4 25. Rc3 Qe7 26. Bb3 Bd7 27. Rxc8 Bxc8 28. Qc3 Bd7 29. e5 fxe5 30. Rxe5 Qf6 31. Re7 1-0

[Event "ATL-ch"]
[Site "Barranquilla"]
[Date "1999.??.??"]
[Round "10"]
[White "Orozco, Osvaldo"]
[Black "Chegwing, Alberto"]
[Result "1/2-1/2"]
[ECO "B19"]
[WhiteElo "2105"]
[BlackElo "2030"]
[PlyCount "163"]
[EventDate "1999.??.??"]
[EventType "tourn"]
[EventRounds "14"]
[EventCountry "COL"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nd7 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 Qc7 11. Rh4 e6 12. Bf4 Bd6 13. Bxd6 Qxd6 14. Ne4 Qe7 15. Qb3 0-0-0 16. Qa4 Kb8 17. 0-0-0 Ngf6 18. Nxf6 Nxf6 19. c4 Qc7 20. Kb1 c5 21. Rc1 Rd6 22. Qb5 Rc8 23. Qb3 Rcd8 24. Qe3 cxd4 25. Nxd4 a6 26. c5 Rd5 27. c6 b6 28. Nb3 Rd1 29. Rhc4 Rxc1+ 30. Rxc1 Rd5 31. Qe2 Ka7 32. g4 Ne8 33. Qe4 Nf6 34. Qe2 Rd6 35. Qf3 Rd5 36. Qe2 Ne8 37. Qe4 Qe7 38. Qh7 f6 39. f3 Nc7 40. Qe4 e5 41. Qf5 Rd8 42. Qe4 Qd6 43. Ka1 Qd3 44. Qb4 Qd6 45. Qe4 a5 46. Qc4 Qd5 47. Qa4 Qb5 48. Qa3 Qb4 49. Qxb4 axb4 50. Kb1 Kb8 51. Kc2 Nb5 52. Rd1 Rxd1 53. Kxd1 Kc7 54. Kd2 Kxc6 55. Kd3 Kd5 56. Nd2 Nd4 57. Ke3 b5 58. Kd3 f5 59. Ke3 fxg4 60. fxg4 Ne6 61. Ne4 Nc5 62. Nd2 Nd7 63. Nf3 Nf6 64. g5 hxg5 65. Nxg5 Nxh5 66. b3 Nf4 67. Nf3 Ne6 68. Ng1 g5 69. Ne2 Nd4 70. Ng3 Nc2+ 71. Kd3 Ne1+ 72. Ke2 Ng2 73. Kf3 Nf4 74. Ke3 Ne6 75. Ne4 g4 76. Nf6+ Kd6 77. Nxg4 Nc5 78. Nf2 Kd5 79. Ng4 e4 80. Nf6+ Ke5 81. Ng4+ Kf5 82. Nf2 1/2-1/2

[Event "Barranquilla Mia op"]
[Site "Manizales"]
[Date "1999.??.??"]
[Round "2"]
[White "Rios, Jeffrey"]
[Black "Chegwing, Alberto"]
[Result "0-1"]
[ECO "B13"]
[PlyCount "68"]
[EventDate "1999.04.17"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. d4 Nc6 5. Nc3 Nf6 6. Bf4 a6 7. Bd3 Bg4 8. Be2 e6 9. Qd2 Rc8 10. 0-0-0 Bb4 11. a3 Ne4 12. Qe1 Qa5 13. Rd3 Bxc3 14. Rxc3 Nxc3 15. Qxc3 Qxc3 16. bxc3 0-0 17. c4 dxc4 18. Bxc4 Bxf3 19. gxf3 Nxd4 20. Bd3 Nxf3 21. Bd6 Rfd8 22. Bb4 Rxd3 23. Kb2 Rd5 24. c3 a5 25. c4 Rxc4 26. Bc3 Rb5+ 27. Kc2 Rbc5 28. Rd1 Rxc3+ 29. Kb2 Rc2+ 30. Kb3 Nd2+ 31. Rxd2 Rxd2 32. Ka4 Rb2 33. f4 b6 34. f5 Rc4# 0-1

[Event "ATL-ch"]
[Site "Barranquilla"]
[Date "1999.??.??"]
[Round "1"]
[White "Royet, Gustavo"]
[Black "Chegwing, Alberto"]
[Result "1-0"]
[ECO "B19"]
[WhiteElo "1930"]
[BlackElo "2030"]
[PlyCount "197"]
[EventDate "1999.??.??"]
[EventType "tourn"]
[EventRounds "14"]
[EventCountry "COL"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nd7 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 Qc7 11. Bd2 e6 12. 0-0-0 Ngf6 13. Ne4 0-0-0 14. g3 Nxe4 15. Qxe4 Nf6 16. Qe2 Bd6 17. c4 Qe7 18. Kb1 Rhe8 19. Bc3 Bc7 20. Qc2 Kb8 21. Rh4 Rc8 22. b4 Red8 23. Qb3 Qd7 24. Re1 b5 25. Ne5 Bxe5 26. Rxe5 bxc4 27. Qxc4 Nd5 28. Kc2 Rc7 29. Re1 Rb7 30. Rb1 Nb6 31. Qc5 Qd5 32. Qxd5 Rxd5 33. Kb3 Rf5 34. Rb2 Rf3 35. Rf4 Rxf4 36. gxf4 Nd5 37. Bd2 Nf6 38. Rc2 Kc7 39. a4 Kd7 40. Rc5 Ne4 41. Rc2 Nxf2 42. Kc4 Ne4 43. Be3 Nf6 44. Rh2 Kd6 45. Bd2 Rd7 46. b5 cxb5+ 47. axb5 Kc7 48. Bb4 Nd5 49. Bc5 Kb8 50. Rf2 Nf6 51. Rh2 Ng4 52. Re2 Rb7 53. Ra2 Rd7 54. Re2 Nf6 55. Rh2 Ne8 56. Rf2 Nc7 57. Rg2 f6 58. Bf8 Ne8 59. Bc5 Rf7 60. Re2 Nc7 61. Ra2 Nd5 62. Ra6 Ne3+ 63. Kb3 Nf5 64. Rxe6 Rd7 65. Kc4 Kb7 66. Ra6 Kb8 67. Ra2 Ng3 68. Rh2 Nf1 69. Re2 Ng3 70. Rh2 Ne4 71. Re2 f5 72. d5 Nf6 73. Re5 Nxh5 74. Rxf5 Nf6 75. Bd4 Ne4 76. Rf8+ Kb7 77. Rg8 Nd6+ 78. Kb3 Nf5 79. Be5 a5 80. bxa6+ Kxa6 81. Kc4 Ka7 82. Bb8+ Kb7 83. Be5 h5 84. Rb8+ Ka7 85. Kc5 Re7 86. Kc6 Rf7 87. Rh8 h4 88. Bb8+ Ka6 89. Be5 Ne7+ 90. Kc5 Ka7 91. Rxh4 Nc8 92. Rh2 Kb7 93. Rb2+ Ka6 94. d6 Na7 95. Rb6+ Ka5 96. Bc3+ Ka4 97. Rb4+ Ka3 98. Bb2+ Ka2 99. Rb8 1-0

