[Event "COL-ch Universities Rapid"]
[Site "Bogota"]
[Date "2025.04.05"]
[Round "5"]
[White "Contreras Lizcano, David Steven"]
[Black "Mora Garcia, Edwin Andres"]
[Result "1-0"]
[ECO "E62"]
[WhiteElo "1791"]
[BlackElo "1658"]
[PlyCount "59"]
[EventDate "2025.04.05"]
[EventType "swiss (rapid)"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CB16_2025"]
[SourceDate "2025.04.16"]
[SourceVersion "1"]
[SourceVersionDate "2025.04.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 0-0 5. Nf3 d6 6. 0-0 Nc6 7. Nc3 e5 8. d5 Nb8 9. e4 Nbd7 10. Qc2 a5 11. Be3 Nc5 12. a3 Ne8 13. b4 axb4 14. axb4 Na6 15. Qb3 c6 16. Rfd1 f5 17. c5 f4 18. dxc6+ Kh8 19. gxf4 exf4 20. Bd4 Bxd4 21. Rxd4 Nxc5 22. Rxa8 Nxb3 23. cxb7 Nxd4 24. bxc8Q Nxf3+ 25. Bxf3 Qg5+ 26. Qg4 Qe5 27. Nd5 Rf7 28. Nxf4 Kg7 29. Ne6+ Kh6 30. Qh4+ 1-0

[Event "COL-ch Universities Rapid"]
[Site "Bogota"]
[Date "2025.04.05"]
[Round "3"]
[White "Contreras Lizcano, David Steven"]
[Black "Murillo Loreo, Oscar Miguel"]
[Result "0-1"]
[ECO "D78"]
[WhiteElo "1791"]
[BlackElo "1967"]
[PlyCount "64"]
[EventDate "2025.04.05"]
[EventType "swiss (rapid)"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CB16_2025"]
[SourceDate "2025.04.16"]
[SourceVersion "1"]
[SourceVersionDate "2025.04.16"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. g3 d5 4. Bg2 c6 5. Nf3 Bg7 6. 0-0 0-0 7. Qc2 Nbd7 8. Nc3 Re8 9. Rd1 b6 10. e4 dxe4 11. Nxe4 Bb7 12. Ne5 Nxe4 13. Bxe4 Qc7 14. Nxd7 Qxd7 15. Be3 Rac8 16. Qa4 Qc7 17. Rd2 a6 18. Rad1 b5 19. Qb3 Red8 20. Bf4 Qb6 21. d5 cxd5 22. cxd5 e6 23. Be3 Qa5 24. Bg2 exd5 25. Bxd5 Bxd5 26. Rxd5 Rxd5 27. Rxd5 Qe1+ 28. Kg2 Qb1 29. Rd2 Qe4+ 30. Kg1 Qf3 31. Qd5 Rc1+ 32. Rd1 Rxd1+ 0-1

[Event "COL-ch Universities Rapid"]
[Site "Bogota"]
[Date "2025.04.05"]
[Round "1"]
[White "Contreras Lizcano, David Steven"]
[Black "Perez Pineda, Daniel Felipe"]
[Result "1-0"]
[ECO "E07"]
[WhiteElo "1791"]
[PlyCount "113"]
[EventDate "2025.04.05"]
[EventType "swiss (rapid)"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CB16_2025"]
[SourceDate "2025.04.16"]
[SourceVersion "1"]
[SourceVersionDate "2025.04.16"]
[SourceQuality "1"]

1. d4 d5 2. g3 Nf6 3. Bg2 e6 4. Nf3 Be7 5. c4 0-0 6. 0-0 Nbd7 7. Nc3 c6 8. Qc2 h6 9. Re1 b6 10. b3 Bb7 11. Bb2 c5 12. Rad1 a6 13. Ne5 Rc8 14. Nxd7 Qxd7 15. dxc5 bxc5 16. cxd5 exd5 17. Ne4 d4 18. e3 Nxe4 19. Bxe4 Bxe4 20. Qxe4 Bf6 21. exd4 Rfe8 22. Qd3 Rxe1+ 23. Rxe1 Rd8 24. Rd1 Qd6 25. Qc4 cxd4 26. Rd3 g5 27. a4 Kg7 28. b4 Rd7 29. Qb3 Be5 30. Ba3 Qb6 31. b5 axb5 32. Qxb5 Qxb5 33. axb5 Rb7 34. Rb3 Kf6 35. Bb2 Ke6 36. Kg2 Kd5 37. Kf3 Kc4 38. Ra3 Rxb5 39. Bc1 Rb3+ 40. Rxb3 Kxb3 41. Ke4 f6 42. f4 Kc2 43. fxe5 fxe5 44. Ba3 d3 45. Bb4 d2 46. Bxd2 Kxd2 47. Kxe5 Ke3 48. Kf5 Kf3 49. g4 Kg2 50. Kg6 Kxh2 51. Kxh6 Kh3 52. Kxg5 Kg3 53. Kf5 Kh4 54. Kf4 Kh3 55. g5 Kh4 56. g6 Kh5 57. g7 1-0

[Event "COL-ch Universities Rapid"]
[Site "Bogota"]
[Date "2025.04.05"]
[Round "7"]
[White "Contreras Lizcano, David Steven"]
[Black "Silva Oliveros, Juan Angel"]
[Result "1/2-1/2"]
[ECO "D09"]
[WhiteElo "1791"]
[BlackElo "1676"]
[PlyCount "143"]
[EventDate "2025.04.05"]
[EventType "swiss (rapid)"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CB16_2025"]
[SourceDate "2025.04.16"]
[SourceVersion "1"]
[SourceVersionDate "2025.04.16"]
[SourceQuality "1"]

1. d4 d5 2. c4 e5 3. dxe5 d4 4. g3 Nc6 5. Nf3 Nge7 6. Bg2 Ng6 7. 0-0 Bc5 8. a3 a5 9. Bg5 Qd7 10. Nbd2 0-0 11. Nb3 Ba7 12. Bf4 a4 13. Nbd2 Nxf4 14. gxf4 Ne7 15. Qc2 Qg4 16. Qe4 c6 17. Nxd4 Rd8 18. e3 Bxd4 19. exd4 Bf5 20. Qe3 Ng6 21. h3 Qxf4 22. Qxf4 Nxf4 23. Nf3 Nxh3+ 24. Kh2 Nf4 25. Rfd1 Be4 26. Ne1 Bg6 27. Bf3 Bf5 28. Ng2 Ng6 29. Ne3 Nh4 30. Nxf5 Nxf5 31. d5 cxd5 32. cxd5 Ra5 33. Rd3 Rb5 34. Rd2 Kf8 35. Be4 Ne7 36. Rad1 g6 37. f4 b6 38. d6 Nf5 39. Bc6 Ra5 40. Rd5 Ra7 41. Rb5 Ne3 42. Rd3 Nc4 43. Bd5 Nxd6 44. exd6 Rxd6 45. Be4 Re6 46. Rb4 Rc7 47. Rd2 b5 48. Bd5 Rd6 49. Rxb5 Ke7 50. Rb4 Rcd7 51. Rbd4 Kf6 52. Kg3 h6 53. R4d3 g5 54. fxg5+ hxg5 55. Bc4 Rxd3+ 56. Rxd3 Rc7 57. Bb5 Rc2 58. Bxa4 Rxb2 59. Bc6 Ke5 60. a4 f5 61. Rd5+ Ke6 62. Rb5 Rc2 63. Bf3 g4 64. Bd5+ Kd6 65. a5 Rc5 66. Rxc5 Kxc5 67. Bb7 Kb5 68. a6 Kb6 69. Kf4 Ka7 70. Bc8 Kb6 71. Ke5 g3 72. Kd4 1/2-1/2

[Event "COL-ch Universities Rapid"]
[Site "Bogota"]
[Date "2025.04.05"]
[Round "6"]
[White "Galvis Bolivar, Andres Felipe"]
[Black "Contreras Lizcano, David Steven"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "1839"]
[BlackElo "1791"]
[PlyCount "39"]
[EventDate "2025.04.05"]
[EventType "swiss (rapid)"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CB16_2025"]
[SourceDate "2025.04.16"]
[SourceVersion "1"]
[SourceVersionDate "2025.04.16"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. Bd3 Bd7 7. Bc2 cxd4 8. cxd4 Bb4+ 9. Nc3 Nge7 10. 0-0 Nf5 11. Bxf5 exf5 12. Nxd5 Qa5 13. Nxb4 Qxb4 14. d5 Nd8 15. a3 Qg4 16. h3 Qh5 17. Qb3 0-0 18. Bg5 b6 19. Bxd8 Raxd8 20. e6 1-0

[Event "COL-ch Universities Rapid"]
[Site "Bogota"]
[Date "2025.04.05"]
[Round "2"]
[White "Garnica Hincapie, Diego Felipe"]
[Black "Contreras Lizcano, David Steven"]
[Result "0-1"]
[ECO "C02"]
[BlackElo "1791"]
[PlyCount "72"]
[EventDate "2025.04.05"]
[EventType "swiss (rapid)"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CB16_2025"]
[SourceDate "2025.04.16"]
[SourceVersion "1"]
[SourceVersionDate "2025.04.16"]
[SourceQuality "1"]

1. d4 e6 2. e4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. Be2 Nge7 7. b3 cxd4 8. cxd4 Nf5 9. Bb2 Bb4+ 10. Nc3 Nfxd4 11. 0-0 Nxf3+ 12. Bxf3 Nxe5 13. Na4 Qd6 14. a3 Ba5 15. b4 Bc7 16. Re1 Nxf3+ 17. Qxf3 Qxh2+ 18. Kf1 Bd7 19. Nc5 Bb5+ 20. Nd3 0-0 21. Rad1 Rae8 22. Qe3 Bf4 23. Qc5 a6 24. a4 Bc4 25. g3 Qh3+ 26. Kg1 Bxg3 27. fxg3 Qxg3+ 28. Kh1 Bxd3 29. Qd4 Be4+ 30. Rxe4 dxe4 31. Rd2 e5 32. Qxe4 Qf4 33. Qe2 Re6 34. Bc1 Qg3 35. Qg2 Rh6+ 36. Kg1 Qe1+ 0-1

[Event "COL-ch Universities Blitz"]
[Site "Bogota"]
[Date "2025.04.04"]
[Round "4"]
[White "Contreras Lizcano, David Steven"]
[Black "Manrique Hernandez, Andres Leonardo"]
[Result "0-1"]
[ECO "D78"]
[PlyCount "119"]
[EventDate "2025.04.04"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CB18_2025"]
[SourceDate "2025.04.30"]
[SourceVersion "1"]
[SourceVersionDate "2025.04.30"]
[SourceQuality "1"]

1. d4 d5 2. g3 Nf6 3. Bg2 g6 4. Nf3 Bg7 5. 0-0 0-0 6. c4 c6 7. Qc2 Bf5 8. Qb3 dxc4 9. Qxb7 Nbd7 10. Qxc6 Nb6 11. Qb5 Ne4 12. Be3 Nd6 13. Qb4 Rb8 14. Ne5 Qc7 15. Nc6 Nd5 16. Qc5 Rb5 17. Qxd5 Rxd5 18. Bxd5 Be4 19. Nb4 Bxd5 20. Nxd5 Qd8 21. Nbc3 Nf5 22. Rfd1 Nxe3 23. fxe3 e6 24. Nf4 Qb6 25. Rd2 Qa5 26. e4 Qb4 27. e5 Rd8 28. e3 Bxe5 29. Rad1 Bxf4 30. exf4 a6 31. d5 exd5 32. Nxd5 Qc5+ 33. Kg2 Rb8 34. Nf6+ Kg7 35. Nd7 Qc6+ 36. Kg1 Rb5 37. Ne5 Qb6+ 38. Kg2 Rxb2 39. Nxc4 Rxd2+ 40. Nxd2 Qb7+ 41. Nf3 Qb2+ 42. Rd2 Qa3 43. h4 h6 44. Kf2 Qc5+ 45. Nd4 a5 46. Kf3 Qc3+ 47. Ke2 Qxg3 48. h5 Qg4+ 49. Ke3 Qxh5 50. Rg2 Qh3+ 51. Kf2 Qd3 52. Ne2 a4 53. Rg3 Qc4 54. a3 Kf6 55. Rc3 Qb5 56. Re3 g5 57. Nd4 Qb2+ 58. Ne2 gxf4 59. Re4 Qxa3 60. Rxf4+ 0-1

[Event "COL-ch Universities Blitz"]
[Site "Bogota"]
[Date "2025.04.04"]
[Round "9"]
[White "Contreras Lizcano, David Steven"]
[Black "Martinez Guevara, Juan Camilo"]
[Result "1-0"]
[ECO "E06"]
[PlyCount "64"]
[EventDate "2025.04.04"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CB18_2025"]
[SourceDate "2025.04.30"]
[SourceVersion "1"]
[SourceVersionDate "2025.04.30"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. g3 Nf6 4. Bg2 c5 5. Nf3 Be7 6. 0-0 0-0 7. Bf4 Nc6 8. Nc3 Qb6 9. Na4 Qa5 10. dxc5 Bxc5 11. Nxc5 Qxc5 12. Rc1 dxc4 13. Nd2 Qa5 14. a3 Rd8 15. Qc2 Nd4 16. Qxc4 e5 17. Bg5 Be6 18. Qd3 Bf5 19. e4 Be6 20. Bxf6 gxf6 21. Nc4 Qa4 22. b3 Qb5 23. Qe3 Qe8 24. Rfd1 Rac8 25. Na5 b6 26. Nc4 Qb5 27. a4 Qxb3 28. Qxb3 Nxb3 29. Rxd8+ Rxd8 30. Rc2 Rd1+ 31. Bf1 Nc5 32. Ne3 Ra1 1-0

[Event "COL-ch Universities Blitz"]
[Site "Bogota"]
[Date "2025.04.04"]
[Round "6"]
[White "Contreras Lizcano, David Steven"]
[Black "Orellano Correa, Andres Eduardo"]
[Result "1-0"]
[ECO "A60"]
[PlyCount "66"]
[EventDate "2025.04.04"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CB18_2025"]
[SourceDate "2025.04.30"]
[SourceVersion "1"]
[SourceVersionDate "2025.04.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. g3 g6 7. Bg2 Bg7 8. Nf3 a6 9. 0-0 0-0 10. Qc2 Re8 11. Re1 b5 12. a3 Bb7 13. Bg5 Nbd7 14. Bf4 Qc7 15. e4 Nh5 16. Be3 Rac8 17. Rad1 Ne5 18. Nxe5 Bxe5 19. f4 Bg7 20. Bf3 Nf6 21. Bf2 b4 22. Nb1 a5 23. e5 dxe5 24. fxe5 Rxe5 25. d6 Rxe1+ 26. Bxe1 Qd7 27. Qg2 Bxf3 28. Qxf3 Ne8 29. axb4 cxb4 30. Qd3 Bxb2 31. Bf2 Rc6 32. Qb5 Rxd6 33. Qxd7 Rxd7 1-0

[Event "COL-ch Universities Blitz"]
[Site "Bogota"]
[Date "2025.04.04"]
[Round "8"]
[White "Juzga Uchuvo, Santiago"]
[Black "Contreras Lizcano, David Steven"]
[Result "0-1"]
[ECO "C08"]
[PlyCount "118"]
[EventDate "2025.04.04"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CB18_2025"]
[SourceDate "2025.04.30"]
[SourceVersion "1"]
[SourceVersionDate "2025.04.30"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 exd5 5. Bb5+ Bd7 6. Qe2+ Ne7 7. Bxd7+ Nxd7 8. dxc5 Nxc5 9. Ngf3 g6 10. 0-0 Bg7 11. Re1 Ne6 12. Nb3 0-0 13. c3 a5 14. Nbd4 Nxd4 15. cxd4 Nc6 16. Be3 Re8 17. Qd2 Rc8 18. a3 a4 19. Rac1 Qd7 20. Bh6 Rxe1+ 21. Rxe1 Bf6 22. Bg5 Bg7 23. h4 Qg4 24. Be3 Bf6 25. Bg5 Bg7 26. Rc1 Re8 27. Rd1 Re4 28. Re1 h5 29. Rxe4 dxe4 30. Nh2 Qe6 31. d5 Qd6 32. Bf4 Ne5 33. Bxe5 Bxe5 34. Nf1 Bf4 35. Qd1 Qb6 36. Nd2 e3 37. Ne4 exf2+ 38. Nxf2 Be3 39. Qf3 Bc5 40. Kf1 Qxb2 41. d6 Bxd6 42. Qd3 Qf6 43. Kg1 Bc5 44. Qe2 Bxf2+ 45. Qxf2 Qxf2+ 46. Kxf2 Kg7 47. Kf3 Kf6 48. g3 b5 49. Kf4 Ke6 50. Ke4 Kd6 51. Kd4 f6 52. Ke4 Kc5 53. Kf4 b4 54. g4 hxg4 55. Kxg4 b3 56. h5 gxh5+ 57. Kxh5 b2 58. Kg6 Kc4 59. Kxf6 b1Q 0-1

[Event "COL-ch Universities Blitz"]
[Site "Bogota"]
[Date "2025.04.04"]
[Round "3"]
[White "Mora Garcia, Edwin Andres"]
[Black "Contreras Lizcano, David Steven"]
[Result "1/2-1/2"]
[ECO "C18"]
[WhiteElo "1653"]
[PlyCount "103"]
[EventDate "2025.04.04"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CB18_2025"]
[SourceDate "2025.04.30"]
[SourceVersion "1"]
[SourceVersionDate "2025.04.30"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 cxd4 6. axb4 dxc3 7. bxc3 Qc7 8. Ne2 Qxe5 9. Bf4 Qf6 10. Bxb8 Rxb8 11. Rxa7 Ne7 12. Qd4 e5 13. Qe3 0-0 14. Ng3 Nc6 15. Ra1 d4 16. Qe4 dxc3 17. Bd3 g6 18. 0-0 h5 19. Nxh5 Qf5 20. Ng3 Qxe4 21. Nxe4 Nxb4 22. Nxc3 Nxd3 23. cxd3 Bf5 24. Ne4 Bxe4 25. dxe4 b5 26. Rab1 Rb7 27. f3 b4 28. Rfc1 Rd8 29. Rb2 b3 30. Kf2 Ra8 31. Rcb1 Ra2 32. Ke3 Ra3 33. Kd3 f5 34. Kc3 fxe4 35. fxe4 Ra4 36. Kd3 Rd4+ 37. Kc3 Rbb4 38. Rxb3 Rxb3+ 39. Rxb3 Rxe4 40. Rb2 Kf7 41. Kd3 Rd4+ 42. Ke3 Kf6 43. Rf2+ Kg5 44. g3 Kg4 45. Rf6 g5 46. Re6 Rd5 47. Ke4 Ra5 48. Rxe5 Ra3 49. h3+ Kxg3 50. Rxg5+ Kxh3 51. Rh5+ Kg3 52. Kd5 1/2-1/2

[Event "COL-ch Universities Blitz"]
[Site "Bogota"]
[Date "2025.04.04"]
[Round "1"]
[White "Murillo Loreo, Oscar Miguel"]
[Black "Contreras Lizcano, David Steven"]
[Result "1-0"]
[ECO "E11"]
[WhiteElo "2018"]
[PlyCount "59"]
[EventDate "2025.04.04"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CB18_2025"]
[SourceDate "2025.04.30"]
[SourceVersion "1"]
[SourceVersionDate "2025.04.30"]
[SourceQuality "1"]

1. Nf3 e6 2. d4 d5 3. c4 Nf6 4. g3 Bb4+ 5. Bd2 Be7 6. Bg2 0-0 7. 0-0 Ne4 8. Be3 c6 9. Nbd2 Nxd2 10. Qxd2 Nd7 11. b3 Nf6 12. Ne5 Ng4 13. Nxg4 Bd6 14. c5 Bc7 15. Ne5 f6 16. Nd3 Qe7 17. Rfe1 e5 18. dxe5 fxe5 19. Bg5 Qf7 20. e4 h6 21. Bh4 g5 22. exd5 gxh4 23. dxc6 hxg3 24. hxg3 bxc6 25. Bxc6 Rb8 26. Nxe5 Bxe5 27. Rxe5 Qf6 28. Bd5+ Kh8 29. Rae1 Bf5 30. Re6 1-0

[Event "COL-ch Universities Blitz"]
[Site "Bogota"]
[Date "2025.04.04"]
[Round "7"]
[White "Rojas Velasco, Jhon Sebastian"]
[Black "Contreras Lizcano, David Steven"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1769"]
[PlyCount "44"]
[EventDate "2025.04.04"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CB18_2025"]
[SourceDate "2025.04.30"]
[SourceVersion "1"]
[SourceVersionDate "2025.04.30"]
[SourceQuality "1"]

1. Nf3 e6 2. d4 d5 3. Bf4 Nf6 4. e3 Bd6 5. Bg3 Bxg3 6. hxg3 c5 7. c3 Nc6 8. Nbd2 cxd4 9. exd4 Qe7 10. Bb5 a6 11. Ba4 b5 12. Bc2 e5 13. dxe5 Nxe5 14. 0-0 0-0 15. Re1 Nxf3+ 16. Nxf3 Qd6 17. Qd3 g6 18. Rad1 Bf5 19. Qd2 Bxc2 20. Qxc2 Rad8 21. Qd2 Ne4 22. Rxe4 dxe4 1-0

[Event "COL-ch Universities Blitz"]
[Site "Bogota"]
[Date "2025.04.04"]
[Round "5"]
[White "Santos Rios, Carlos Gabriel"]
[Black "Contreras Lizcano, David Steven"]
[Result "1-0"]
[ECO "A13"]
[WhiteElo "1908"]
[PlyCount "61"]
[EventDate "2025.04.04"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CB18_2025"]
[SourceDate "2025.04.30"]
[SourceVersion "1"]
[SourceVersionDate "2025.04.30"]
[SourceQuality "1"]

1. b3 e6 2. Bb2 d5 3. c4 Nf6 4. e3 c5 5. Nf3 Be7 6. Be2 0-0 7. 0-0 Nc6 8. d4 Qc7 9. Nbd2 e5 10. dxe5 Ng4 11. cxd5 Ncxe5 12. Nxe5 Nxe5 13. Nc4 Nxc4 14. bxc4 Bd6 15. h3 Bf5 16. Bd3 Qd7 17. e4 Bxh3 18. e5 Be7 19. Bxh7+ Kh8 20. Qh5 Bg4 21. Bf5+ Bxh5 22. Bxd7 Be2 23. Rfc1 Bg5 24. Rc3 Rfd8 25. Bf5 g6 26. Bd3 Bg4 27. Rb3 Kg8 28. Rxb7 a5 29. Bc3 a4 30. g3 Bf3 31. Bf1 1-0

[Event "Cucuta Unicentro Cup"]
[Site "Cucuta"]
[Date "2021.09.21"]
[Round "7"]
[White "Contreras Lizcano, David Steven"]
[Black "Villamizar Palencia, Carlos Andres"]
[Result "0-1"]
[ECO "D02"]
[PlyCount "60"]
[EventDate "2021.09.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 c6 3. Nf3 Nf6 4. Nbd2 g6 5. h3 Qb6 6. Nb3 Bg7 7. c3 Nbd7 8. Nfd2 e5 9. Be3 Ne4 10. Qc2 Nxd2 11. dxe5 Nxb3 12. Bxb6 Nxa1 13. Qc1 axb6 14. Qxa1 Nxe5 15. a4 0-0 16. f4 Nc4 17. e4 b5 18. b3 Ne3 19. Kf2 d4 20. cxd4 Nc2 21. Qd1 Nxd4 22. e5 Nf5 23. g4 Ne7 24. axb5 Be6 25. Qd6 Nd5 26. bxc6 bxc6 27. Qxc6 Rfc8 28. Qd6 Nxf4 29. Ba6 Rd8 30. Qc6 Bd5 0-1

[Event "Cucuta Unicentro Cup"]
[Site "Cucuta"]
[Date "2021.09.18"]
[Round "5"]
[White "Contreras Lizcano, David Steven"]
[Black "Carvajal Sierra, Jhoan David"]
[Result "0-1"]
[ECO "C20"]
[PlyCount "36"]
[EventDate "2021.09.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e5 2. a3 Nf6 3. Bc4 Bc5 4. b4 Bd4 5. c3 Bb6 6. g4 Nxe4 7. g5 Nxf2 8. Qf3 0-0 9. Bd3 Nxh1 10. Qh5 g6 11. Qh3 Qxg5 12. Nf3 Qe7 13. Nh4 d5 14. Bb2 Bxh3 15. a4 Qxh4+ 16. Kd1 Nf2+ 17. Kc2 Nxd3 18. Kxd3 Qe4# 0-1

[Event "Cucuta Unicentro Cup"]
[Site "Cucuta"]
[Date "2021.09.18"]
[Round "1"]
[White "Contreras Lizcano, David Steven"]
[Black "Claro Molinares, Samuel David"]
[Result "0-1"]
[ECO "E70"]
[BlackElo "1638"]
[PlyCount "74"]
[EventDate "2021.09.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Bd3 0-0 6. Nge2 e5 7. d5 a5 8. 0-0 Na6 9. Be3 Nd7 10. Qd2 Ndc5 11. a3 Nb3 12. Qc2 Nxa1 13. Rxa1 f5 14. exf5 gxf5 15. f3 Bd7 16. Qd2 Qe8 17. Bh6 Nc5 18. Bc2 Qg6 19. Bxg7 Qxg7 20. Ng3 a4 21. Rb1 Rae8 22. b4 axb3 23. Bxb3 e4 24. fxe4 fxe4 25. Qe3 Qg6 26. Bc2 Re5 27. Nce2 h6 28. Nf4 Qg5 29. Rf1 Bg4 30. h3 Bf3 31. Kh2 Qxf4 32. Qxf4 Rxf4 33. gxf3 exf3 34. Bd1 Ne4 35. Rxf3 Rxf3 36. Bxf3 Nxg3 37. Kxg3 Re3 0-1

[Event "Cucuta Unicentro Cup"]
[Site "Cucuta"]
[Date "2021.09.18"]
[Round "3"]
[White "Contreras Lizcano, David Steven"]
[Black "Sierra Contreras, Alden Ronaldo"]
[Result "0-1"]
[ECO "E11"]
[BlackElo "1686"]
[PlyCount "38"]
[EventDate "2021.09.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 Be7 5. Bg2 0-0 6. Nf3 d5 7. Nc3 dxc4 8. Qa4 a6 9. Qxc4 b5 10. Qd3 Bb7 11. a3 c5 12. Be3 b4 13. axb4 cxb4 14. Na4 Be4 15. Qc4 Nbd7 16. 0-0 Qc8 17. Qb3 Bc2 18. Rfc1 Bxb3 19. Rxc8 Raxc8 0-1

[Event "Cucuta Unicentro Cup"]
[Site "Cucuta"]
[Date "2021.09.18"]
[Round "6"]
[White "Guevara Munoz, Jesus Geovanni"]
[Black "Contreras Lizcano, David Steven"]
[Result "0-1"]
[ECO "B21"]
[PlyCount "94"]
[EventDate "2021.09.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 Nc6 5. Nf3 e5 6. Bc4 Be7 7. Qd5 d6 8. Qxf7+ Kd7 9. Nb5 Qf8 10. Qxf8 Bxf8 11. Ng5 Nh6 12. f4 Be7 13. Nf3 Ng4 14. h3 Nf6 15. fxe5 Nxe5 16. Nxe5+ dxe5 17. Be3 Bb4+ 18. Ke2 Nxe4 19. Rad1+ Ke7 20. Kf3 Bf5 21. a3 Bc5 22. Bxc5+ Nxc5 23. Rhe1 e4+ 24. Ke3 Rhd8 25. Rd5 Rxd5 26. Bxd5 Rd8 27. Nc3 Kf6 28. Nxe4+ Bxe4 29. Bxe4 Nxe4 30. Rf1+ Ke5 31. Rf7 Nc5 32. Rxg7 Rd7 33. Rg5+ Kd6 34. Rg4 Re7+ 35. Kd4 Nb3+ 36. Kc4 Na5+ 37. Kd3 Nc6 38. Rg8 Ne5+ 39. Kd4 Ng6 40. Rb8 Kc7 41. Ra8 Rd7+ 42. Ke4 a6 43. Re8 Re7+ 44. Rxe7+ Nxe7 45. h4 Kd6 46. g4 Ke6 47. g5 Nf5 0-1

[Event "Cucuta Unicentro Cup"]
[Site "Cucuta"]
[Date "2021.09.18"]
[Round "2"]
[White "Salamanca Remolina, Angie Daniela"]
[Black "Contreras Lizcano, David Steven"]
[Result "0-1"]
[ECO "A40"]
[PlyCount "42"]
[EventDate "2021.09.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 g6 2. e3 Bg7 3. Nc3 d5 4. Nf3 Nf6 5. h3 b6 6. g4 h6 7. a3 c5 8. Bb5+ Bd7 9. Ne5 Bxb5 10. Nxb5 Nbd7 11. f4 Nxe5 12. fxe5 Ne4 13. c3 e6 14. 0-0 a6 15. Nd6+ Nxd6 16. exd6 Qxd6 17. b4 Qg3+ 18. Kh1 Qxh3+ 19. Kg1 h5 20. Rf2 hxg4 21. Qf1 Qh1# 0-1

