[Event "COL-ch Universities Rapid"]
[Site "Bogota"]
[Date "2025.04.05"]
[Round "4"]
[White "Duran Cardoso, Tomas"]
[Black "Rojas Velasco, Jhon Sebastian"]
[Result "1/2-1/2"]
[ECO "C10"]
[WhiteElo "1800"]
[BlackElo "1876"]
[PlyCount "37"]
[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. Nc3 dxe4 4. Nxe4 Nd7 5. Bc4 Ngf6 6. Ng5 Be7 7. Qe2 Nb6 8. N1f3 Nxc4 9. Qxc4 0-0 10. 0-0 h6 11. Nh3 b6 12. Ne5 Qd5 13. Qd3 c5 14. c3 cxd4 15. cxd4 Rd8 16. Be3 Qxe5 17. dxe5 Rxd3 18. exf6 Bxf6 19. Nf4 1/2-1/2

[Event "COL-ch Universities Rapid"]
[Site "Bogota"]
[Date "2025.04.05"]
[Round "2"]
[White "Mora Garcia, Edwin Andres"]
[Black "Rojas Velasco, Jhon Sebastian"]
[Result "0-1"]
[ECO "C05"]
[WhiteElo "1658"]
[BlackElo "1876"]
[PlyCount "76"]
[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. Nc3 Nf6 4. e5 Nfd7 5. Nce2 c5 6. c3 Nc6 7. f4 Qb6 8. Nf3 cxd4 9. cxd4 Bb4+ 10. Bd2 f6 11. Bxb4 Qxb4+ 12. Qd2 Nb6 13. a3 Qxd2+ 14. Nxd2 Ke7 15. b3 Bd7 16. g4 Rac8 17. Bg2 Na5 18. Rc1 Rxc1+ 19. Nxc1 Rc8 20. 0-0 Rc2 21. Rd1 Be8 22. f5 Nc6 23. fxe6 Nxd4 24. Nf1 fxe5 25. Ne3 Rxc1 26. Rxc1 Ne2+ 27. Kf2 Nxc1 28. Nf5+ Kxe6 29. Nxg7+ Kf7 30. Nf5 Bc6 31. b4 a6 32. Bf1 Kf6 33. Bh3 Nd3+ 34. Ke3 Nf4 35. Bf1 h5 36. h3 hxg4 37. hxg4 d4+ 38. Nxd4 Ng2+ 0-1

[Event "COL-ch Universities Rapid"]
[Site "Bogota"]
[Date "2025.04.05"]
[Round "3"]
[White "Rojas Velasco, Jhon Sebastian"]
[Black "Copete Castillo, Oscar David"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1876"]
[PlyCount "58"]
[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. Nf3 c5 2. c3 d5 3. d4 Nc6 4. Nbd2 cxd4 5. cxd4 Nf6 6. e3 Bf5 7. a3 h6 8. Bb5 e6 9. 0-0 Bg4 10. Qa4 Qb6 11. Ne5 Rc8 12. Nxg4 Nxg4 13. e4 a6 14. Be2 Nf6 15. e5 Nd7 16. Nf3 Be7 17. Rb1 0-0 18. Be3 Qa7 19. b4 Nb6 20. Qb3 Rc7 21. Rfc1 Rfc8 22. Rc2 Nxe5 23. dxe5 Rxc2 24. Bc5 Bxc5 25. bxc5 R8xc5 26. Qxb6 Qxb6 27. Rxb6 Rxe2 28. g3 Rc1+ 29. Kg2 Rcc2 0-1

[Event "COL-ch Universities Rapid"]
[Site "Bogota"]
[Date "2025.04.05"]
[Round "7"]
[White "Rojas Velasco, Jhon Sebastian"]
[Black "Galeano Garcia, Juan Diego"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1876"]
[BlackElo "1806"]
[PlyCount "137"]
[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. Nf3 Nf6 2. d4 e6 3. Bf4 d5 4. h3 Bd6 5. Bg5 h6 6. Bh4 Nbd7 7. e3 c5 8. c3 Qb6 9. Qc2 0-0 10. dxc5 Bxc5 11. Bg3 Bd6 12. Bxd6 Qxd6 13. Nbd2 b6 14. e4 Bb7 15. Bd3 dxe4 16. Nxe4 Nxe4 17. Bxe4 Bxe4 18. Qxe4 Nf6 19. Qc2 Rad8 20. 0-0 Qc7 21. Rad1 Rxd1 22. Rxd1 Rd8 23. Rxd8+ Qxd8 24. Qd2 Qd5 25. Qd4 Qxa2 26. Qd8+ Kh7 27. Qd3+ g6 28. Qd4 Qb1+ 29. Kh2 Qf5 30. Ne5 Nd5 31. g4 Qf4+ 32. Qxf4 Nxf4 33. Kg3 Ne2+ 34. Kf3 Ng1+ 35. Kg2 f6 36. Nd7 Ne2 37. Nxf6+ Kg7 38. Ne4 Nf4+ 39. Kg3 Nd3 40. b3 Nc1 41. b4 Na2 42. Kf4 a5 43. bxa5 bxa5 44. Ke3 e5 45. Kd2 h5 46. Kc2 hxg4 47. hxg4 Kf7 48. Kb2 Nb4 49. cxb4 axb4 50. Kb3 Ke6 51. Kxb4 Kd5 52. Ng3 Kd4 53. g5 e4 54. Kb3 e3 55. f4 Kd3 56. f5 gxf5 57. g6 f4 58. g7 e2 59. Nxe2 Kxe2 60. g8Q f3 61. Qe6+ Kf1 62. Qc4+ Kg1 63. Qg4+ Kf2 64. Kc2 Ke1 65. Qe4+ Kf2 66. Kd2 Kg2 67. Ke1 Kg3 68. Kf1 f2 69. Qg2+ 1-0

[Event "COL-ch Universities Rapid"]
[Site "Bogota"]
[Date "2025.04.05"]
[Round "5"]
[White "Rojas Velasco, Jhon Sebastian"]
[Black "Juzga Uchuvo, Santiago"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1876"]
[BlackElo "1716"]
[PlyCount "68"]
[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. Nf3 e6 2. d4 Nf6 3. Bf4 d5 4. e3 c5 5. c3 Bd6 6. Bg5 Nbd7 7. Nbd2 Qc7 8. Rc1 c4 9. b3 b5 10. a4 a6 11. Qc2 h6 12. Bh4 0-0 13. Be2 Re8 14. 0-0 e5 15. dxe5 Bxe5 16. Nxe5 Nxe5 17. Bxf6 gxf6 18. bxc4 bxc4 19. Nf3 Ng6 20. Rfd1 Bb7 21. Qf5 Qd6 22. Rb1 Rab8 23. Qh5 Kg7 24. Nd4 Bc8 25. Rxb8 Qxb8 26. Qxd5 Bb7 27. Nf5+ Kf8 28. Qc5+ Kg8 29. Nxh6+ Kg7 30. Nf5+ Kg8 31. Qxc4 Re5 32. Nd6 Rg5 33. Qxf7+ Kh8 34. Qxf6+ Kg8 1-0

[Event "COL-ch Universities Rapid"]
[Site "Bogota"]
[Date "2025.04.05"]
[Round "1"]
[White "Rojas Velasco, Jhon Sebastian"]
[Black "Tuso Rodriguez, Juan Camilo"]
[Result "1-0"]
[ECO "A47"]
[WhiteElo "1876"]
[BlackElo "1614"]
[PlyCount "51"]
[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. Nf3 d5 2. d4 e6 3. Bf4 Nf6 4. h3 c5 5. c3 Nc6 6. e3 a6 7. a4 Be7 8. Nbd2 0-0 9. Bd3 b6 10. 0-0 Bb7 11. b3 Rc8 12. Qe2 cxd4 13. exd4 Ra8 14. Rfe1 Re8 15. Bc2 Rc8 16. Bd3 Ra8 17. g4 Qd7 18. Ne5 Qd8 19. g5 Nd7 20. Qh5 g6 21. Nxg6 hxg6 22. Bxg6 fxg6 23. Qxg6+ Kf8 24. Qh6+ Kg8 25. Qxe6+ Kf8 26. g6 1-0

[Event "COL-ch Universities Rapid"]
[Site "Bogota"]
[Date "2025.04.05"]
[Round "6"]
[White "Vega Rosas, Brayan Rafael"]
[Black "Rojas Velasco, Jhon Sebastian"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "1886"]
[BlackElo "1876"]
[PlyCount "81"]
[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. Nc3 d5 3. Bf4 c6 4. Nf3 Bf5 5. e3 e6 6. Ne5 Nbd7 7. g4 Bg6 8. h4 Nxe5 9. dxe5 Ne4 10. Nxe4 Bxe4 11. f3 Be7 12. fxe4 Bxh4+ 13. Ke2 Be7 14. Bg2 Qb6 15. Qd3 0-0-0 16. exd5 exd5 17. Qf5+ Rd7 18. Rxh7 Rxh7 19. Qxh7 Qxb2 20. Rd1 g5 21. Bg3 Qxa2 22. Qd3 Qa4 23. Bf3 b6 24. Qb3 Qa6+ 25. Kf2 Bc5 26. Be2 Qb7 27. Ra1 d4 28. Ba6 dxe3+ 29. Ke1 Qxa6 30. Rxa6 Kb7 31. Ra4 b5 32. Re4 Rd2 33. Rxe3 Rg2 34. Bf2 Kb6 35. Rf3 a5 36. Bxc5+ Kxc5 37. Qe3+ Kd5 38. Qd3+ Kc5 39. Qd6+ Kb6 40. Rc3 a4 41. Rxc6+ 1-0

[Event "COL-ch Universities Blitz"]
[Site "Bogota"]
[Date "2025.04.04"]
[Round "2"]
[White "Martinez Gomez, Jonathan"]
[Black "Rojas Velasco, Jhon Sebastian"]
[Result "0-1"]
[ECO "D13"]
[BlackElo "1769"]
[PlyCount "80"]
[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. Nf3 d5 3. c4 c6 4. cxd5 cxd5 5. Nc3 Nc6 6. e3 Bg4 7. h3 Bh5 8. Be2 e6 9. Ne5 Bxe2 10. Qxe2 Nxe5 11. dxe5 Nd7 12. 0-0 Nxe5 13. Qb5+ Nc6 14. e4 d4 15. Na4 Rb8 16. Bf4 Bd6 17. Bg5 f6 18. Bh4 0-0 19. Bg3 Bxg3 20. fxg3 e5 21. Rac1 d3 22. Qc4+ Kh8 23. Nc5 Qd4+ 24. Qxd4 Nxd4 25. Kh2 Rbc8 26. Nxd3 Ne2 27. Rxc8 Rxc8 28. Rf2 Nd4 29. Nb4 Kg8 30. Nd5 Kf7 31. b3 Ke6 32. h4 Rc1 33. Ne3 g6 34. Ng4 f5 35. exf5+ gxf5 36. Ne3 Re1 37. Nc4 e4 38. Kh3 e3 39. Rf3 Nc2 40. Nxe3 Rh1# 0-1

[Event "COL-ch Universities Blitz"]
[Site "Bogota"]
[Date "2025.04.04"]
[Round "4"]
[White "Martinez Guevara, Juan Camilo"]
[Black "Rojas Velasco, Jhon Sebastian"]
[Result "1/2-1/2"]
[ECO "C01"]
[BlackElo "1769"]
[PlyCount "89"]
[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. Nf3 d5 3. exd5 exd5 4. d4 Nf6 5. Nc3 Be7 6. Bd3 0-0 7. 0-0 Bg4 8. h3 Bh5 9. Bf4 c6 10. a3 Nbd7 11. Re1 Re8 12. g4 Bg6 13. Bxg6 hxg6 14. Qd2 a5 15. a4 Bb4 16. Qd3 Qb6 17. Bd2 Bd6 18. b3 Bb4 19. Rxe8+ Rxe8 20. Re1 Qd8 21. Rxe8+ Qxe8 22. Qe3 Qxe3 23. fxe3 Kf8 24. Nb1 Ne4 25. Bxb4+ axb4 26. Nbd2 Nc3 27. Kf2 Ke7 28. Ng5 f6 29. Ngf3 Kd6 30. Nf1 Ne4+ 31. Ke2 g5 32. N1d2 Nc3+ 33. Kf2 g6 34. Ne1 b6 35. Nd3 c5 36. dxc5+ bxc5 37. Nf3 Ne4+ 38. Ke2 Nf8 39. h4 gxh4 40. Nxh4 Ng3+ 41. Kf3 Ne4 42. Ke2 Ng3+ 43. Kf3 Ne4 44. Ke2 Ng3+ 45. Kf2 1/2-1/2

[Event "COL-ch Universities Blitz"]
[Site "Bogota"]
[Date "2025.04.04"]
[Round "5"]
[White "Rojas Velasco, Jhon Sebastian"]
[Black "Castro Ruiz, Julian"]
[Result "0-1"]
[ECO "D37"]
[WhiteElo "1769"]
[BlackElo "1710"]
[PlyCount "162"]
[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 Nf6 2. d4 d5 3. c4 c6 4. Nc3 Nbd7 5. Bf4 e6 6. e3 Nh5 7. Bg3 Nxg3 8. hxg3 Bd6 9. Rc1 Qe7 10. Qc2 h6 11. e4 dxe4 12. Nxe4 Bc7 13. Be2 Nf6 14. Nc3 Bd7 15. Qb3 b6 16. a4 a5 17. Ne5 Rd8 18. Bf3 c5 19. Nb5 Bb8 20. Nc6 Bxc6 21. Bxc6+ Kf8 22. dxc5 Qxc5 23. Qa3 Qxa3 24. Nxa3 Bd6 25. Nb5 Bb4+ 26. Ke2 Rd2+ 27. Kf3 Rxb2 28. Rhd1 Ke7 29. Nd4 Bc5 30. Bb5 Bxd4 31. Rxd4 Rd8 32. Rcd1 Rxd4 33. Rxd4 Rb3+ 34. Ke2 Rc3 35. Rd2 Ne4 36. Rb2 Nc5 37. Rd2 Ra3 38. Rb2 Nxa4 39. Bxa4 Rxa4 40. Rxb6 Rxc4 41. Ra6 a4 42. Kd3 Rb4 43. Kc3 Rg4 44. Kd3 Rb4 45. Kc3 Rg4 46. Kd3 Kf6 47. Ke3 Rb4 48. Kd3 Rb3+ 49. Kc2 Rb4 50. Kc3 Rg4 51. Kd3 Kf5 52. Ke3 e5 53. Kd3 f6 54. Ke3 Rb4 55. Kd3 Rb2 56. Ke3 Rb3+ 57. Ke2 a3 58. f3 Rb2+ 59. Ke3 a2 60. g4+ Kg6 61. g3 h5 62. gxh5+ Kxh5 63. f4 exf4+ 64. gxf4 Kg6 65. Ra5 Rb3+ 66. Ke4 Rb4+ 67. Kf3 Rb2 68. Ke4 f5+ 69. Kf3 Rb3+ 70. Ke2 Rb4 71. Kf3 Rb2 72. Ra6+ Kh5 73. Ra5 Rb3+ 74. Kf2 Kg4 75. Rxa2 Kxf4 76. Ra4+ Kg5 77. Ra7 g6 78. Ra5 Kg4 79. Ra4+ f4 80. Kg2 Rb2+ 81. Kf1 Kg3 0-1

[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 "3"]
[White "Rojas Velasco, Jhon Sebastian"]
[Black "Hernandez Jimenez, Jeronimo"]
[Result "0-1"]
[ECO "D37"]
[WhiteElo "1769"]
[BlackElo "2125"]
[PlyCount "50"]
[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 d5 2. d4 Nf6 3. c4 e6 4. Nc3 Be7 5. Bf4 0-0 6. e3 a6 7. a4 c5 8. h3 Nc6 9. Be2 cxd4 10. Nxd4 Qb6 11. Nxc6 bxc6 12. Rb1 a5 13. 0-0 Rd8 14. Qc2 Ba6 15. cxd5 Nxd5 16. Be5 Nxe3 17. Qe4 Nxf1 18. Qg4 Bf8 19. Bxf1 Bxf1 20. Kxf1 Qb4 21. Ne4 f5 22. Qg5 Qc4+ 23. Kg1 Qxe4 24. Qg4 Qb4 25. Ra1 Kf7 0-1

[Event "COL-ch Universities Blitz"]
[Site "Bogota"]
[Date "2025.04.04"]
[Round "1"]
[White "Rojas Velasco, Jhon Sebastian"]
[Black "Juzga Uchuvo, Santiago"]
[Result "1-0"]
[ECO "D38"]
[WhiteElo "1769"]
[PlyCount "43"]
[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. Nc3 Bb4 5. Bg5 Bxc3+ 6. bxc3 c5 7. e3 Nbd7 8. Rb1 Qa5 9. Qd2 h6 10. Bxf6 Nxf6 11. cxd5 exd5 12. Bb5+ Bd7 13. Bxd7+ Nxd7 14. Rxb7 cxd4 15. cxd4 Qxd2+ 16. Kxd2 Nb6 17. Ne5 0-0 18. Rc1 f6 19. Rcc7 Rfc8 20. Rxg7+ Kf8 21. Rbf7+ Ke8 22. Rg8# 1-0

[Event "COL-ch Universities Blitz"]
[Site "Bogota"]
[Date "2025.04.04"]
[Round "9"]
[White "Rojas Velasco, Jhon Sebastian"]
[Black "Talero Cubillos, Santiago"]
[Result "1-0"]
[ECO "D53"]
[WhiteElo "1769"]
[PlyCount "43"]
[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 d5 2. d4 Nf6 3. c4 c6 4. Nc3 e6 5. Bg5 Be7 6. e3 Nbd7 7. Rc1 h6 8. Bh4 Nf8 9. Qc2 Ng6 10. Bg3 Bd7 11. Bd3 Nf8 12. Ne5 c5 13. 0-0 dxc4 14. Bxc4 cxd4 15. exd4 Bd6 16. Nxf7 Kxf7 17. Bxd6 Bc6 18. Be5 Ng6 19. Bxe6+ Kxe6 20. Qxg6 Qe7 21. Rfe1 Qf7 22. Bxf6+ 1-0

[Event "COL-ch Universities Blitz"]
[Site "Bogota"]
[Date "2025.04.04"]
[Round "8"]
[White "Vega Rosas, Brayan Rafael"]
[Black "Rojas Velasco, Jhon Sebastian"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "1605"]
[BlackElo "1769"]
[PlyCount "12"]
[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. Nc3 d5 3. Bf4 e6 4. Nb5 Na6 5. e3 c6 6. Nc3 Bd6 1-0

[Event "Juegos Univers 31st blitz op"]
[Site "Pereira"]
[Date "2024.10.03"]
[Round "14"]
[White "Diaz Alzate, Samuel David"]
[Black "Rojas Velasco, Jhon Sebastian"]
[Result "1-0"]
[ECO "B13"]
[WhiteElo "1765"]
[PlyCount "75"]
[EventDate "2024.10.02"]
[EventType "swiss"]
[EventRounds "14"]
[EventCountry "COL"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nf6 5. Bf4 Bg4 6. f3 Bh5 7. Ne2 Nc6 8. c3 e6 9. Ng3 Bg6 10. 0-0 Bd6 11. Bxd6 Qxd6 12. Re1 h5 13. Nf1 Bxd3 14. Qxd3 h4 15. h3 0-0-0 16. b4 e5 17. b5 e4 18. fxe4 dxe4 19. Qc4 Ng4 20. bxc6 bxc6 21. hxg4 h3 22. d5 c5 23. Qxe4 hxg2 24. Qxg2 Rh4 25. Re4 Rdh8 26. Nbd2 Qf6 27. Rae1 Rh1+ 28. Qxh1 Rxh1+ 29. Kxh1 Qxc3 30. Re8+ Kb7 31. R1e7+ Ka6 32. d6 Qd4 33. d7 Qd5+ 34. Kg1 Qd4+ 35. Kg2 Qd5+ 36. Kf2 Qd4+ 37. Ke1 Qa1+ 38. Ke2 1-0

[Event "Juegos Univers 31st blitz op"]
[Site "Pereira"]
[Date "2024.10.03"]
[Round "13"]
[White "Rojas Velasco, Jhon Sebastian"]
[Black "Diaz Alzate, Samuel David"]
[Result "1/2-1/2"]
[ECO "A52"]
[BlackElo "1765"]
[PlyCount "94"]
[EventDate "2024.10.02"]
[EventType "swiss"]
[EventRounds "14"]
[EventCountry "COL"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. e4 Nxe5 5. f4 Ng6 6. Be3 Bb4+ 7. Nd2 0-0 8. Ngf3 Re8 9. Bd3 b6 10. 0-0 Bb7 11. Qc2 d6 12. a3 Bc5 13. Bxc5 bxc5 14. Ng5 Nxf4 15. Nxf7 Kxf7 16. Rxf4+ Kg8 17. Raf1 Nd7 18. e5 Nxe5 19. Bxh7+ Kh8 20. Bg6 Qg5 21. Be4 Bxe4 22. Nxe4 Qh6 23. Qf2 Kg8 24. b3 Nd3 25. Nf6+ Qxf6 26. Rxf6 Nxf2 27. R6xf2 Rab8 28. Rf3 Re2 29. Rd1 Rb2 30. Rdd3 a5 31. a4 Re8 32. h4 Ree2 33. Rg3 Re4 34. h5 Rh4 35. Rh3 Rg4 36. Rdg3 Rf4 37. h6 Rf7 38. h7+ Kh8 39. Re3 Rb1+ 40. Kh2 Rf8 41. g4 Rb2+ 42. Kg3 g6 43. g5 Rb1 44. Kg4 Rg1+ 45. Reg3 Rgf1 46. Rf3 Rg1+ 47. Kh4 Re8 1/2-1/2

[Event "Juegos Univers 31st blitz op"]
[Site "Pereira"]
[Date "2024.10.02"]
[Round "7"]
[White "Ducuara Alape, Ronaldo"]
[Black "Rojas Velasco, Jhon Sebastian"]
[Result "1-0"]
[ECO "B21"]
[WhiteElo "1761"]
[PlyCount "7"]
[EventDate "2024.10.02"]
[EventType "swiss"]
[EventRounds "14"]
[EventCountry "COL"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. e4 c5 2. d4 d6 3. Nf3 cxd4 4. c3 1-0

[Event "Juegos Univers 31st blitz op"]
[Site "Pereira"]
[Date "2024.10.02"]
[Round "10"]
[White "Garcia Rojas, Miguel Angel"]
[Black "Rojas Velasco, Jhon Sebastian"]
[Result "1-0"]
[ECO "A16"]
[WhiteElo "1869"]
[PlyCount "97"]
[EventDate "2024.10.02"]
[EventType "swiss"]
[EventRounds "14"]
[EventCountry "COL"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 d5 3. cxd5 Nxd5 4. d4 c5 5. dxc5 Nxc3 6. Qxd8+ Kxd8 7. bxc3 e5 8. e4 Bxc5 9. Nf3 Nc6 10. Bb5 f6 11. 0-0 Kc7 12. Rb1 Be6 13. a4 a6 14. Be2 Rad8 15. h4 g6 16. Bh6 Rhg8 17. Rfd1 Be7 18. Be3 f5 19. Bb6+ Kc8 20. Bxd8 Bxd8 21. Rd6 Re8 22. Ng5 Bg8 23. Rbd1 Bc7 24. Rd7 fxe4 25. Nxe4 Nd4 26. R7xd4 exd4 27. Rxd4 Kb8 28. Bf3 Bb3 29. c4 Bxa4 30. c5 Bc6 31. Nd6 Re1+ 32. Kh2 a5 33. Bxc6 bxc6 34. g3 a4 35. Rb4+ Ka7 36. Rxa4+ Kb8 37. Rb4+ Ka8 38. Ra4+ Kb8 39. Rb4+ Ka8 40. Nc4 Rc1 41. Kg2 Rc2 42. Ra4+ Kb8 43. Rb4+ Kc8 44. Nb6+ Kd8 45. Rd4+ Ke8 46. Re4+ Kf8 47. Re1 Rxc5 48. Nd7+ Kg7 49. Nxc5 1-0

[Event "Juegos Univers 31st rap op"]
[Site "Pereira"]
[Date "2024.10.02"]
[Round "7"]
[White "Gomez, Luis Miguel"]
[Black "Rojas Velasco, Jhon Sebastian"]
[Result "0-1"]
[ECO "B13"]
[WhiteElo "1887"]
[PlyCount "48"]
[EventDate "2024.10.01"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. d4 Nf6 5. g3 Bg4 6. Bg2 Nc6 7. c3 e6 8. 0-0 Bd6 9. Bg5 h6 10. Be3 0-0 11. Qc1 Rc8 12. Nbd2 b5 13. h3 Bh5 14. g4 Bg6 15. Nh4 Bd3 16. Ndf3 Bxf1 17. Bxf1 b4 18. Bxh6 bxc3 19. Bxg7 cxb2 20. Qg5 Nh7 21. Qh6 bxa1Q 22. Kg2 Qb1 23. g5 Qe4 24. g6 fxg6 0-1

[Event "Juegos Univers 31st blitz op"]
[Site "Pereira"]
[Date "2024.10.02"]
[Round "4"]
[White "Rivera Suarez, Cesar Dario"]
[Black "Rojas Velasco, Jhon Sebastian"]
[Result "1-0"]
[ECO "C41"]
[WhiteElo "1886"]
[PlyCount "52"]
[EventDate "2024.10.02"]
[EventType "swiss"]
[EventRounds "14"]
[EventCountry "COL"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 e5 4. Nf3 Nbd7 5. Bc4 h6 6. dxe5 dxe5 7. Qe2 Bd6 8. Be3 Qe7 9. h3 Nb6 10. Bb3 Be6 11. 0-0-0 0-0-0 12. Kb1 Bxb3 13. axb3 Bc5 14. Bxc5 Qxc5 15. Rxd8+ Rxd8 16. Ne1 a5 17. Nd3 Qd4 18. f3 a4 19. Nb5 Qd7 20. bxa4 Nxa4 21. Nxe5 Qd2 22. Qc4 c6 23. Qxa4 cxb5 24. Qxb5 Qd6 25. Nc4 Qc6 26. Qf5+ Kb8 1-0

[Event "Juegos Univers 31st rap op"]
[Site "Pereira"]
[Date "2024.10.02"]
[Round "4"]
[White "Rojas Velasco, Jhon Sebastian"]
[Black "Campos Perilla, Felix Santiago"]
[Result "1/2-1/2"]
[ECO "A80"]
[BlackElo "1773"]
[PlyCount "49"]
[EventDate "2024.10.01"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. d4 f5 2. Bg5 d6 3. Nf3 h6 4. Bd2 Nf6 5. e3 b6 6. Be2 Bb7 7. 0-0 e6 8. c3 Be7 9. Na3 0-0 10. Qb3 Qd7 11. Rad1 Kh7 12. Bd3 Ne4 13. Qc2 Nxd2 14. Nxd2 d5 15. f4 c5 16. Nf3 c4 17. Be2 Nc6 18. Nb1 g5 19. b3 b5 20. g3 Kg7 21. Kf2 Rh8 22. Nbd2 Rh7 23. a4 a6 24. axb5 axb5 25. Ra1 1/2-1/2

[Event "Juegos Univers 31st blitz op"]
[Site "Pereira"]
[Date "2024.10.02"]
[Round "8"]
[White "Rojas Velasco, Jhon Sebastian"]
[Black "Ducuara Alape, Ronaldo"]
[Result "1-0"]
[ECO "B21"]
[BlackElo "1761"]
[PlyCount "7"]
[EventDate "2024.10.02"]
[EventType "swiss"]
[EventRounds "14"]
[EventCountry "COL"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. e4 c5 2. d4 d6 3. Nf3 cxd4 4. c3 1-0

[Event "Juegos Univers 31st rap op"]
[Site "Pereira"]
[Date "2024.10.02"]
[Round "2"]
[White "Rojas Velasco, Jhon Sebastian"]
[Black "Duran Cardoso, Tomas"]
[Result "1/2-1/2"]
[ECO "B07"]
[BlackElo "1723"]
[PlyCount "30"]
[EventDate "2024.10.01"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Nbd2 Bg7 4. e4 d6 5. h3 Nbd7 6. c3 0-0 7. Bd3 e5 8. d5 a5 9. 0-0 b6 10. g4 Nc5 11. Bc2 Ba6 12. Re1 Bd3 13. b4 Bxc2 14. Qxc2 Ncd7 15. Bb2 h6 1/2-1/2

[Event "Juegos Univers 31st blitz op"]
[Site "Pereira"]
[Date "2024.10.02"]
[Round "9"]
[White "Rojas Velasco, Jhon Sebastian"]
[Black "Garcia Rojas, Miguel Angel"]
[Result "1/2-1/2"]
[ECO "A16"]
[BlackElo "1869"]
[PlyCount "33"]
[EventDate "2024.10.02"]
[EventType "swiss"]
[EventRounds "14"]
[EventCountry "COL"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 d5 3. cxd5 Nxd5 4. d4 c5 5. dxc5 Nxc3 6. Qxd8+ Kxd8 7. bxc3 e5 8. e4 Bxc5 9. Nf3 Nc6 10. Bb5 f6 11. 0-0 Kc7 12. Rb1 Be6 13. a4 a6 14. Be2 Rad8 15. h4 g6 16. Bh6 Rhg8 17. Rfd1 1/2-1/2

[Event "Juegos Univers 31st blitz op"]
[Site "Pereira"]
[Date "2024.10.02"]
[Round "5"]
[White "Rojas Velasco, Jhon Sebastian"]
[Black "Gomez, Luis Miguel"]
[Result "1/2-1/2"]
[ECO "D94"]
[BlackElo "1887"]
[PlyCount "11"]
[EventDate "2024.10.02"]
[EventType "swiss"]
[EventRounds "14"]
[EventCountry "COL"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. e3 g6 4. Nc3 Bg7 5. Nf3 d5 6. cxd5 1/2-1/2

[Event "Juegos Univers 31st rap op"]
[Site "Pereira"]
[Date "2024.10.02"]
[Round "6"]
[White "Rojas Velasco, Jhon Sebastian"]
[Black "Mora Munoz, John Alexander"]
[Result "1-0"]
[ECO "E32"]
[BlackElo "1770"]
[PlyCount "64"]
[EventDate "2024.10.01"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 b6 5. f3 d5 6. a3 Bxc3+ 7. Qxc3 0-0 8. cxd5 Nxd5 9. Qc2 Qh4+ 10. g3 Qxd4 11. e4 Ne3 12. Bxe3 Qxe3+ 13. Be2 c5 14. Qd3 Qxd3 15. Bxd3 Ba6 16. 0-0-0 Bxd3 17. Rxd3 Nc6 18. Ne2 e5 19. Rd5 Nd4 20. Nxd4 exd4 21. Kd2 Rfd8 22. Rxd8+ Rxd8 23. Rc1 Rc8 24. b3 Kf8 25. Kd3 Ke7 26. b4 Kd6 27. bxc5+ bxc5 28. Rb1 Kc7 29. Rb5 Kc6 30. Kc4 Kd6 31. f4 f6 32. a4 a6 1-0

[Event "Juegos Univers 31st blitz op"]
[Site "Pereira"]
[Date "2024.10.02"]
[Round "2"]
[White "Rojas Velasco, Jhon Sebastian"]
[Black "Tobar Beltran, Carlos Andres"]
[Result "0-1"]
[ECO "E38"]
[BlackElo "2116"]
[PlyCount "50"]
[EventDate "2024.10.02"]
[EventType "swiss"]
[EventRounds "14"]
[EventCountry "COL"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 0-0 5. Nf3 c5 6. e3 Nc6 7. a3 Bxc3+ 8. Qxc3 Ne4 9. Qc2 f5 10. Be2 b6 11. 0-0 Bb7 12. b3 Ng5 13. Rd1 cxd4 14. exd4 Nxf3+ 15. Bxf3 f4 16. d5 Ne5 17. Be4 Qh4 18. g3 fxg3 19. hxg3 Qh3 20. Qe2 Ng4 21. Bf4 g5 22. Bf3 Qh2+ 23. Kf1 gxf4 24. Bxg4 fxg3 25. f3 Qh1# 0-1

[Event "Juegos Univers 31st blitz op"]
[Site "Pereira"]
[Date "2024.10.02"]
[Round "1"]
[White "Tobar Beltran, Carlos Andres"]
[Black "Rojas Velasco, Jhon Sebastian"]
[Result "1/2-1/2"]
[ECO "A07"]
[WhiteElo "2116"]
[PlyCount "80"]
[EventDate "2024.10.02"]
[EventType "swiss"]
[EventRounds "14"]
[EventCountry "COL"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. Nf3 Nf6 2. b3 d5 3. Bb2 Bf5 4. g3 e6 5. Bg2 Be7 6. d3 0-0 7. Nbd2 Nbd7 8. 0-0 a5 9. Re1 a4 10. a3 axb3 11. cxb3 Bg6 12. h3 c5 13. Nh4 Bh5 14. g4 Bg6 15. Nxg6 hxg6 16. Qc2 Qc7 17. e4 Rfc8 18. e5 Nh7 19. f4 b5 20. Rac1 c4 21. dxc4 Bxa3 22. Bxa3 Rxa3 23. Qb2 Qc5+ 24. Kh1 bxc4 25. bxc4 Rb8 26. Qc2 Nb6 27. cxd5 Qxc2 28. Rxc2 Nxd5 29. Nc4 Rab3 30. Bxd5 exd5 31. Nd6 Rxh3+ 32. Kg2 Rbb3 33. Rc8+ Nf8 34. Ra1 Rbg3+ 35. Kf2 Rf3+ 36. Ke2 Re3+ 37. Kd2 d4 38. Raa8 Rh2+ 39. Kd1 Rh1+ 40. Kd2 Rh2+ 1/2-1/2

[Event "Juegos Univers 31st rap op"]
[Site "Pereira"]
[Date "2024.10.02"]
[Round "5"]
[White "Urda Palacio, Carlos Mario"]
[Black "Rojas Velasco, Jhon Sebastian"]
[Result "0-1"]
[ECO "B11"]
[WhiteElo "1726"]
[PlyCount "112"]
[EventDate "2024.10.01"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. e4 c6 2. Nc3 d5 3. Nf3 dxe4 4. Nxe4 Nd7 5. Qe2 e6 6. c3 Ngf6 7. Ng3 Be7 8. d4 c5 9. Be3 0-0 10. Qc2 Nd5 11. Bd3 N7f6 12. h3 Nxe3 13. fxe3 c4 14. Bxc4 Qc7 15. Ne5 Bd6 16. Bd3 Bxe5 17. dxe5 Qxe5 18. Ne4 Nxe4 19. Bxe4 f5 20. Bf3 Qxe3+ 21. Qe2 Qxe2+ 22. Kxe2 Rb8 23. Rad1 b6 24. Rd6 e5 25. Bd5+ Kh8 26. Rd1 Ba6+ 27. c4 h6 28. b3 Rbd8 29. Re6 Rfe8 30. Rxe8+ Rxe8 31. g3 Rd8 32. Ke3 g6 33. Re1 Kg7 34. Kf3 Kf6 35. g4 b5 36. gxf5 gxf5 37. cxb5 Bxb5 38. Bc4 Bxc4 39. bxc4 Rd3+ 40. Re3 e4+ 41. Ke2 Rxe3+ 42. Kxe3 Ke5 43. h4 f4+ 44. Ke2 Kd4 45. h5 Kxc4 46. Kd2 e3+ 47. Ke2 a5 48. Kf3 a4 49. Ke2 Kc3 50. Kd1 f3 51. Ke1 a3 52. Kd1 Kb2 53. Ke1 Kxa2 54. Kd1 Kb2 55. Ke1 a2 56. Kf1 a1Q# 0-1

[Event "Juegos Univers 31st op"]
[Site "Pereira"]
[Date "2024.10.01"]
[Round "7"]
[White "Rojas Velasco, Jhon Sebastian"]
[Black "Delgadoro Rodallega, Erwin Damar"]
[Result "0-1"]
[ECO "D63"]
[BlackElo "1915"]
[PlyCount "90"]
[EventDate "2024.09.28"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 e6 3. c4 d5 4. Nc3 c6 5. Bg5 Nbd7 6. e3 Be7 7. Rc1 a6 8. cxd5 exd5 9. Bd3 0-0 10. 0-0 Re8 11. h3 Nf8 12. Ne5 Ne6 13. f4 g6 14. Bxf6 Bxf6 15. f5 Ng7 16. fxg6 hxg6 17. Qf3 Re6 18. Ng4 Ne8 19. Rc2 Rd6 20. Rcf2 Bxg4 21. Qxg4 Qe7 22. Kh1 Rad8 23. e4 dxe4 24. Nxe4 Re6 25. Bc4 Rxe4 26. Qxg6+ Kf8 27. Qh6+ Kg8 28. Rxf6 Nxf6 29. Rxf6 Rd5 30. Bxd5 cxd5 31. Rf3 Qc7 32. Qd2 Re6 33. Rc3 Rc6 34. Qg5+ Kf8 35. Qxd5 Rxc3 36. bxc3 Qxc3 37. Qc5+ Qxc5 38. dxc5 Ke7 39. h4 Ke6 40. g4 Kd5 41. h5 Ke5 42. g5 Kf5 43. g6 fxg6 44. h6 Kf6 45. Kg2 g5 0-1

[Event "Juegos Univers 31st rap op"]
[Site "Pereira"]
[Date "2024.10.01"]
[Round "1"]
[White "Torres Rojas, Yuber Andres"]
[Black "Rojas Velasco, Jhon Sebastian"]
[Result "1-0"]
[ECO "B17"]
[WhiteElo "2056"]
[PlyCount "111"]
[EventDate "2024.10.01"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. e4 c6 2. Nc3 d5 3. d4 dxe4 4. Nxe4 Nd7 5. Nf3 Ngf6 6. Nxf6+ Nxf6 7. c3 Bg4 8. Bc4 e6 9. h3 Bh5 10. Bg5 Be7 11. Qb3 b5 12. Be2 Qd5 13. Bxf6 Qxb3 14. axb3 Bxf6 15. b4 Bg6 16. Nd2 Kd7 17. Bf3 e5 18. dxe5 Rhe8 19. 0-0 Rxe5 20. Ra6 Rc8 21. Nb3 Rc7 22. Nc5+ Rxc5 23. bxc5 Be7 24. Rd1+ Kc8 25. Bxc6 Bxc5 26. Bxb5 Be4 27. Re1 f5 28. b4 Bb6 29. c4 Bd4 30. Rd6 Bc3 31. Ba6+ Rb7 32. Bxb7+ Kxb7 33. Rxe4 fxe4 34. b5 h6 35. Re6 Bf6 36. Rxe4 Kb6 37. f4 Kc5 38. g4 Bd4+ 39. Kg2 Kxc4 40. h4 Kd5 41. Kf3 Bf6 42. g5 hxg5 43. hxg5 Bc3 44. Re7 Bd4 45. f5 Kd6 46. Rb7 Ke5 47. Kg4 Kd6 48. Kh5 Kd5 49. Kg6 Kc4 50. f6 gxf6 51. gxf6 Bc5 52. Rc7 Kxb5 53. Rxc5+ Kxc5 54. f7 a5 55. f8Q+ Kb5 56. Qa3 1-0

[Event "Juegos Univers 31st op"]
[Site "Pereira"]
[Date "2024.09.30"]
[Round "5"]
[White "Garcia Becerra, John F"]
[Black "Rojas Velasco, Jhon Sebastian"]
[Result "0-1"]
[ECO "D00"]
[PlyCount "114"]
[EventDate "2024.09.28"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. d4 Nf6 2. e3 d5 3. Bd3 c5 4. c3 Nc6 5. f4 Bg4 6. Nf3 e6 7. Nbd2 Bd6 8. g3 Qb6 9. Qe2 a5 10. 0-0 h5 11. Qg2 Ne7 12. Ne5 Bf5 13. Qe2 Bxe5 14. fxe5 Ng4 15. Bb5+ Kd8 16. a4 f6 17. exf6 gxf6 18. Nb3 h4 19. Nxc5 hxg3 20. hxg3 Qc7 21. Qf3 Rh3 22. Kg2 b6 23. Nd3 Be4 24. Kxh3 Bxf3 25. Rxf3 f5 26. Nf4 Qd6 27. Ng2 e5 28. dxe5 Qxe5 29. Rf4 Ng6 30. Bc6 Nxf4+ 31. exf4 Qh8+ 32. Nh4 Ra7 33. Bxd5 Qf6 34. Bf3 Rg7 35. Bd2 Nf2+ 36. Kh2 Nd3 37. Be3 Qe6 38. Bg1 Qb3 39. Rd1 Qxb2+ 40. Kh3 Rd7 41. Nxf5 Nxf4+ 42. gxf4 Rxd1 43. Bxd1 Qb1 44. Ne3 b5 45. axb5 a4 46. b6 a3 47. Bf2 a2 48. Bh4+ Kc8 49. Bg4+ Kb8 50. f5 Qh1+ 51. Kg3 a1Q 52. Bf6 Qag1+ 53. Kf4 Qh6+ 54. Bg5 Qxb6 55. Ke4 Qc6+ 56. Kd4 Qh2 57. Bd1 Qhd6+ 0-1

[Event "Juegos Univers 31st op"]
[Site "Pereira"]
[Date "2024.09.30"]
[Round "6"]
[White "Rodriguez Valencia, Sebastian"]
[Black "Rojas Velasco, Jhon Sebastian"]
[Result "1/2-1/2"]
[ECO "D30"]
[WhiteElo "1889"]
[PlyCount "119"]
[EventDate "2024.09.28"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Bg5 Be7 5. e3 Ne4 6. Bxe7 Qxe7 7. a3 0-0 8. Bd3 c5 9. Qc2 cxd4 10. exd4 Nf6 11. 0-0 dxc4 12. Bxc4 Qc7 13. Qe2 a6 14. Nc3 b5 15. Bb3 Bb7 16. Ne5 Nbd7 17. f4 b4 18. Na4 Qd6 19. Rfd1 bxa3 20. bxa3 Rfd8 21. f5 Bd5 22. Bc2 Re8 23. fxe6 Qxe6 24. Re1 Nxe5 25. dxe5 Ng4 26. Qd3 g6 27. Nc5 Qc6 28. Qd4 Rac8 29. Ne4 Nxe5 30. Ba4 Bxe4 31. Bxc6 Nxc6 32. Qxe4 Rxe4 33. Rxe4 Rb8 34. Rc1 Rb6 35. Rc5 Kf8 36. a4 Rb1+ 37. Kf2 Nb4 38. Rcc4 a5 39. Rc8+ Kg7 40. Ra8 Nc6 41. Ra6 Rc1 42. Re8 Rc2+ 43. Kf1 Rc5 44. Rc8 Rf5+ 45. Ke1 Nd4 46. Rb6 h5 47. Rc4 Rd5 48. Kf2 Nf5 49. Kf3 Rd3+ 50. Ke4 Rd1 51. Rc7 Rd4+ 52. Ke5 Rxa4 53. Rbb7 Nh6 54. h3 Ra2 55. g3 a4 56. Ra7 Ra1 57. Rc4 a3 58. Rca4 Rh1 59. h4 Re1+ 60. Kf4 1/2-1/2

[Event "Juegos Univers 31st op"]
[Site "Pereira"]
[Date "2024.09.29"]
[Round "3"]
[White "Pabon Arevalo, Emmanuel Alejandro"]
[Black "Rojas Velasco, Jhon Sebastian"]
[Result "1-0"]
[ECO "C01"]
[WhiteElo "1855"]
[PlyCount "31"]
[EventDate "2024.09.28"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Bd3 Nf6 5. Nf3 Bg4 6. 0-0 Be7 7. Bf4 0-0 8. Nbd2 c5 9. dxc5 Nc6 10. Nb3 a5 11. a4 Nb4 12. Be2 Ne4 13. h3 Bh5 14. Be3 Na6 15. Nfd4 Bxe2 16. Qxe2 1-0

[Event "Juegos Univers 31st op"]
[Site "Pereira"]
[Date "2024.09.29"]
[Round "4"]
[White "Rojas Velasco, Jhon Sebastian"]
[Black "Virviescas Sanchez, Christian Stewart"]
[Result "0-1"]
[ECO "D10"]
[BlackElo "1842"]
[PlyCount "48"]
[EventDate "2024.09.28"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Nc3 Nf6 5. Bf4 Nc6 6. e3 e6 7. Bd3 Bd6 8. Nge2 0-0 9. 0-0 a6 10. Rc1 Re8 11. Bxd6 Qxd6 12. Nf4 Nxd4 13. Nfxd5 Nxd5 14. Ne4 Qe7 15. exd4 Bd7 16. Re1 Bc6 17. Qd2 h6 18. f4 Qb4 19. Qf2 Ne7 20. Rc4 Qb6 21. Nd6 Red8 22. Nxf7 Kxf7 23. Rxe6 Kxe6 24. d5+ Nxd5 0-1

[Event "Juegos Univers 31st op"]
[Site "Pereira"]
[Date "2024.09.28"]
[Round "2"]
[White "Ducuara Alape, Ronaldo"]
[Black "Rojas Velasco, Jhon Sebastian"]
[Result "1/2-1/2"]
[ECO "B14"]
[WhiteElo "1761"]
[PlyCount "117"]
[EventDate "2024.09.28"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. c5 h6 8. Bh4 Be7 9. Nf3 0-0 10. Bb5 Ne4 11. Bxe7 Nxe7 12. Qc2 Qa5 13. Bd3 Nxc3 14. bxc3 b6 15. cxb6 axb6 16. 0-0 Ba6 17. Rfb1 Rfc8 18. Rb3 Bxd3 19. Qxd3 Nf5 20. Ne5 Ra7 21. Qd2 Rac7 22. Rc1 b5 23. g4 Nd6 24. Qb2 Ra8 25. Rc2 Qa6 26. Qc1 Qc8 27. h3 Ra4 28. Nf3 b4 29. Nd2 Nb5 30. Nf3 Nxc3 31. Kg2 Rxa2 32. Rxb4 Rxc2 33. Qxc2 Rc4 34. Rxc4 Qxc4 35. Qb2 Qc7 36. Ne5 Ne4 37. Qb5 Nd6 38. Qa6 Nc4 39. Qa8+ Kh7 40. Nc6 Nb6 41. Qe8 Qd7 42. Qxd7 Nxd7 43. f4 g5 44. f5 exf5 45. gxf5 Kg7 46. Ne7 Nb6 47. Kg3 h5 48. h4 Kf6 49. Nc6 Kxf5 50. hxg5 Kxg5 51. Ne5 f6 52. Nf7+ Kf5 53. Nd6+ Kg6 54. Kf4 Nc4 55. Nf5 Na3 56. Ne7+ Kf7 57. Nxd5 Nc2 58. Ke4 h4 59. Nf4 1/2-1/2

[Event "Juegos Univers 31st op"]
[Site "Pereira"]
[Date "2024.09.28"]
[Round "1"]
[White "Rojas Velasco, Jhon Sebastian"]
[Black "Garcia Rojas, Miguel Angel"]
[Result "1-0"]
[ECO "A48"]
[BlackElo "1869"]
[PlyCount "42"]
[EventDate "2024.09.28"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 g6 3. Bg5 Bg7 4. Nbd2 c5 5. e3 d6 6. Bd3 0-0 7. 0-0 Nbd7 8. c3 d5 9. a4 Ne8 10. e4 cxd4 11. cxd4 dxe4 12. Nxe4 Ndf6 13. Re1 Nxe4 14. Bxe4 Nf6 15. Qb3 Qb6 16. Qxb6 axb6 17. Bd3 Be6 18. Bb5 Rfd8 19. Rac1 Rac8 20. h3 h6 21. Bh4 Kf8 1-0

