[Event "Bogota Distrito Capital op-B"]
[Site "Bogota"]
[Date "2024.09.22"]
[Round "7"]
[White "Hurtado Paez, Andres Jesus"]
[Black "Jimenez Contreras, Mayerson"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "1903"]
[BlackElo "1977"]
[PlyCount "55"]
[EventDate "2024.09.19"]
[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 c5 2. Nc3 Nc6 3. f4 g6 4. Nf3 Bg7 5. Bb5 Nd4 6. 0-0 Nh6 7. Nxd4 cxd4 8. Ne2 0-0 9. Bd3 d5 10. e5 f6 11. exf6 Rxf6 12. Qe1 Qd6 13. b3 e5 14. fxe5 Rxf1+ 15. Qxf1 Bxe5 16. g3 Bf5 17. Qf3 Rf8 18. Bb2 Be4 19. Bxe4 Rxf3 20. Bxf3 d3 21. Nc3 Qc5+ 22. Kg2 d4 23. Ne4 Qxc2 24. Ba3 Qc7 25. Rc1 Qd7 26. Rc5 Nf7 27. Rxe5 Qc7 28. Re8+ 1-0

[Event "Bogota Distrito Capital op-B"]
[Site "Bogota"]
[Date "2024.09.22"]
[Round "6"]
[White "Jimenez Contreras, Mayerson"]
[Black "Clavijo Romero, Leonardo"]
[Result "1-0"]
[ECO "B10"]
[WhiteElo "1977"]
[BlackElo "1875"]
[PlyCount "43"]
[EventDate "2024.09.19"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. c4 c6 2. e4 d5 3. cxd5 cxd5 4. exd5 Qxd5 5. Nc3 Qa5 6. d4 e6 7. Nf3 Nf6 8. Bd3 Bd6 9. 0-0 Bd7 10. Re1 Qh5 11. Qb3 0-0 12. Ne4 Nxe4 13. Rxe4 Qd5 14. Rh4 h6 15. Bc4 Qf5 16. Bd3 Qd5 17. Qd1 Bc6 18. Bxh6 gxh6 19. Rg4+ Kh8 20. Qd2 Bxh2+ 21. Kxh2 Qd6+ 22. Ne5 1-0

[Event "Bogota Distrito Capital op-B"]
[Site "Bogota"]
[Date "2024.09.21"]
[Round "4"]
[White "Jimenez Contreras, Mayerson"]
[Black "Gutierrez Osorio, Manuel Angel"]
[Result "1-0"]
[ECO "A33"]
[WhiteElo "1977"]
[PlyCount "93"]
[EventDate "2024.09.19"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. c4 c5 2. Nc3 Nc6 3. Nf3 Nf6 4. g3 e6 5. Bg2 Be7 6. 0-0 0-0 7. d4 cxd4 8. Nxd4 a6 9. e4 Qc7 10. b3 d6 11. h3 Bd7 12. Be3 Nxd4 13. Qxd4 e5 14. Qb6 Qxb6 15. Bxb6 Rac8 16. a4 Bc6 17. a5 Nd7 18. Be3 Rfd8 19. Rfd1 Nc5 20. b4 Ne6 21. b5 Be8 22. Nd5 Bf8 23. Bb6 axb5 24. Bxd8 Rxd8 25. cxb5 Bxb5 26. Rdb1 Bc6 27. Nb4 Bb5 28. Bf1 Bxf1 29. Kxf1 Nc5 30. Nd5 g6 31. f3 f5 32. exf5 gxf5 33. Rb5 Kf7 34. Rd1 Ke6 35. Nc7+ Ke7 36. Ke2 Rc8 37. Nd5+ Ke6 38. g4 fxg4 39. fxg4 Bg7 40. h4 e4 41. Ke3 Be5 42. Nf4+ Bxf4+ 43. Kxf4 d5 44. Rb6+ Rc6 45. Rdb1 Kd7 46. Ke5 Kc7 47. Kxd5 1-0

[Event "Bogota Distrito Capital op-B"]
[Site "Bogota"]
[Date "2024.09.21"]
[Round "5"]
[White "Murillo Loreo, Oscar Miguel"]
[Black "Jimenez Contreras, Mayerson"]
[Result "1-0"]
[ECO "A43"]
[WhiteElo "1911"]
[BlackElo "1977"]
[PlyCount "77"]
[EventDate "2024.09.19"]
[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 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. Bd3 0-0 6. 0-0 c5 7. d5 Nbd7 8. a4 b6 9. Re1 a6 10. Nb1 Re8 11. c4 Bb7 12. Bd2 e6 13. dxe6 fxe6 14. Nc3 Ng4 15. Ng5 Nge5 16. Bf1 Qf6 17. Be3 Bf8 18. f4 Nf7 19. e5 Qg7 20. Nge4 Rad8 21. exd6 Nf6 22. Nxf6+ Qxf6 23. Qb3 Rxd6 24. a5 e5 25. Bxc5 bxc5 26. Qxb7 Qxf4 27. g3 Qd4+ 28. Kh1 Ng5 29. Bg2 Re7 30. Qa8 Rd8 31. Qxa6 e4 32. Red1 Re6 33. Rxd4 cxd4 34. Qxe6+ Nxe6 35. Nxe4 d3 36. a6 Nc5 37. a7 Nxe4 38. Bxe4 d2 39. Bd5+ 1-0

[Event "Bogota Distrito Capital op-B"]
[Site "Bogota"]
[Date "2024.09.20"]
[Round "2"]
[White "Jimenez Contreras, Mayerson"]
[Black "Barajas, Ivan"]
[Result "1-0"]
[ECO "B10"]
[WhiteElo "1977"]
[BlackElo "1864"]
[PlyCount "45"]
[EventDate "2024.09.19"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. c4 c6 2. e4 e5 3. Nf3 d6 4. d4 exd4 5. Nxd4 h6 6. Bd3 Nf6 7. 0-0 Be7 8. Nc3 Nbd7 9. Nf5 Rg8 10. b3 Nc5 11. Nxe7 Qxe7 12. b4 Nxd3 13. Qxd3 Be6 14. f3 0-0-0 15. Be3 b6 16. a4 Qc7 17. a5 Kd7 18. e5 Ne8 19. axb6 axb6 20. c5 bxc5 21. Bxc5 Rb8 22. exd6 Qb7 23. Ra7 1-0

[Event "Bogota Distrito Capital op-B"]
[Site "Bogota"]
[Date "2024.09.20"]
[Round "3"]
[White "Longas Serrano, Edgar"]
[Black "Jimenez Contreras, Mayerson"]
[Result "0-1"]
[ECO "E65"]
[WhiteElo "1856"]
[BlackElo "1977"]
[PlyCount "86"]
[EventDate "2024.09.19"]
[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. g3 Bg7 4. Bg2 0-0 5. 0-0 d6 6. c4 c5 7. Nc3 a6 8. Qb3 Qc7 9. dxc5 dxc5 10. Bf4 Qa5 11. e4 Nc6 12. Rfd1 Qb4 13. Nd2 Nd4 14. Qxb4 cxb4 15. Nd5 Nxd5 16. cxd5 Ne2+ 17. Kf1 Nxf4 18. gxf4 Bxb2 19. Rab1 Bc3 20. Nc4 Bg4 21. f3 Bd7 22. Kf2 Ba4 23. Rdc1 Rac8 24. Bf1 b5 25. Ne3 Bd4 26. Bd3 Rc3 27. Rxc3 bxc3 28. Ke2 Rc8 29. Nc2 Bc5 30. Kd1 Be3 31. f5 gxf5 32. exf5 Bf4 33. h3 Rd8 34. Be4 e6 35. fxe6 fxe6 36. Rb4 exd5 37. Rd4 Be5 38. Rxd5 Rxd5+ 39. Bxd5+ Kg7 40. Bb7 a5 41. Be4 b4 42. Ke2 Bb5+ 43. Ke3 Bc4 0-1

[Event "Bogota Distrito Capital op-B"]
[Site "Bogota"]
[Date "2024.09.19"]
[Round "1"]
[White "Mendez Rodriguez, Andres David"]
[Black "Jimenez Contreras, Mayerson"]
[Result "1/2-1/2"]
[ECO "D00"]
[WhiteElo "1758"]
[BlackElo "1977"]
[PlyCount "114"]
[EventDate "2024.09.19"]
[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. Bf4 e6 3. e3 Bd6 4. Nd2 f5 5. Ngf3 Nf6 6. Bd3 0-0 7. 0-0 c6 8. Bxd6 Qxd6 9. Ne5 Nbd7 10. f4 Ne4 11. c3 c5 12. Rf3 c4 13. Bxe4 fxe4 14. Rh3 Nxe5 15. fxe5 Qe7 16. Qh5 g6 17. Qh4 Qxh4 18. Rxh4 Bd7 19. Rf1 a5 20. Rhf4 Rxf4 21. Rxf4 b5 22. a3 b4 23. Nb1 bxa3 24. Nxa3 Rb8 25. Rf2 g5 26. Kf1 Kg7 27. Ke1 Ba4 28. Kf1 h5 29. Ke1 h4 30. Kf1 g4 31. g3 hxg3 32. hxg3 Bd1 33. Kg1 Bf3 34. Rh2 Rb6 35. Kf1 Kf7 36. Ke1 Ke8 37. Kf1 Kd7 38. Ke1 Kc6 39. Kf1 Rb7 40. Kg1 Rb3 41. Kf1 Rb7 42. Kg1 Bd1 43. Rf2 Rh7 44. Rh2 Rf7 45. Rf2 Rf3 46. Rxf3 exf3 47. Kf2 Be2 48. Ke1 Bd3 49. Kf2 Bg6 50. Ke1 Be8 51. Kf2 Kd7 52. Nb5 Kc6 53. Na3 Bg6 54. Ke1 Be8 55. Nb5 Kd7 56. Na3 Ke7 57. e4 Kd8 1/2-1/2

[Event "Soacha Ventura op"]
[Site "Soacha"]
[Date "2023.12.09"]
[Round "4"]
[White "Jimenez Contreras, Mayerson"]
[Black "Gaona Ballesteros, Andres"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "2003"]
[BlackElo "1596"]
[PlyCount "104"]
[EventDate "2023.12.08"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nf6 3. e5 Nd5 4. Bc4 Nb6 5. Be2 Nc6 6. c3 d5 7. d4 cxd4 8. cxd4 Bf5 9. a3 e6 10. Nc3 Be7 11. 0-0 0-0 12. h3 Rc8 13. Bd3 Bxd3 14. Qxd3 Na5 15. Rb1 a6 16. Nd2 Qd7 17. f4 f5 18. b4 Nac4 19. Nb3 Na4 20. Nc5 Bxc5 21. bxc5 Nxc3 22. Qxc3 b6 23. cxb6 Nxb6 24. Qa5 Nc4 25. Qxa6 Ra8 26. Qb7 Qxb7 27. Rxb7 Rfb8 28. Re7 Ra6 29. g4 Kf8 30. Rd7 Nb6 31. Rd6 Ke7 32. gxf5 exf5 33. Bd2 Rxa3 34. Rb1 Ra6 35. Bb4 Ke8 36. Bc5 Nd7 37. Rxb8+ Nxb8 38. Rxd5 Ra1+ 39. Kf2 Rh1 40. Bd6 Nd7 41. e6 Nf6 42. Kg2 Nxd5 43. Kxh1 Kd8 44. Kg2 Kc8 45. Kg3 Kb7 46. Bf8 Kc6 47. h4 Nc7 48. Bxg7 Nxe6 49. Be5 Kd5 50. h5 Nxd4 51. Bxd4 Kxd4 52. Kh4 h6 0-1

[Event "Soacha Ventura op"]
[Site "Soacha"]
[Date "2023.12.09"]
[Round "3"]
[White "Luna Velandia, Juan Sebastian"]
[Black "Jimenez Contreras, Mayerson"]
[Result "0-1"]
[ECO "B40"]
[WhiteElo "1780"]
[BlackElo "2003"]
[PlyCount "128"]
[EventDate "2023.12.08"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Bd3 Nc6 6. Nb3 Be7 7. 0-0 0-0 8. Qe2 d5 9. exd5 exd5 10. Bf4 Re8 11. Qd2 Be6 12. Nc3 a5 13. Nb5 a4 14. N3d4 Nxd4 15. Nxd4 a3 16. b3 Bc5 17. Nf5 Ne4 18. Bxe4 dxe4 19. Nd6 e3 20. fxe3 Re7 21. Ne4 Qxd2 22. Nxd2 Bf5 23. Bg5 Re5 24. Nc4 Rd5 25. Rad1 Rxd1 26. Rxd1 Bxc2 27. Rc1 Bf5 28. Kf2 f6 29. Bf4 Rd8 30. Kf3 h5 31. h3 g5 32. Bc7 Rd7 33. Bb6 Bxb6 34. Nxb6 Rd2 35. Ra1 Be6 36. g4 h4 37. Ke4 Rh2 38. Nc4 Bxc4 39. bxc4 Kf7 40. Rd1 Ke6 41. c5 Rxa2 42. Rd6+ Ke7 43. Rd3 Rc2 44. Rxa3 Rxc5 45. Kd4 Rb5 46. e4 Ke6 47. Rc3 Rb4+ 48. Ke3 Ke5 49. Rc5+ Kd6 50. Rd5+ Ke6 51. Rd3 Rb1 52. Rc3 b6 53. Kd4 Rb4+ 54. Ke3 Ke5 55. Kf3 Kd4 56. Re3 Rc4 57. Re1 Rc3+ 58. Kg2 b5 59. Rf1 b4 60. Rxf6 b3 61. Rb6 Ke3 62. e5 Rc2+ 63. Kf1 b2 64. Rb3+ Kd4 0-1

[Event "Soacha Ventura op"]
[Site "Soacha"]
[Date "2023.12.08"]
[Round "2"]
[White "Jimenez Contreras, Mayerson"]
[Black "Pena Salamanca, Juan Sebastian"]
[Result "0-1"]
[ECO "C41"]
[WhiteElo "2003"]
[BlackElo "1611"]
[PlyCount "76"]
[EventDate "2023.12.08"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 d6 3. d4 exd4 4. c3 Nf6 5. Bc4 Be7 6. 0-0 0-0 7. cxd4 Nxe4 8. Re1 d5 9. Bd3 f5 10. Ne5 c5 11. f3 Nf6 12. Be3 c4 13. Bc2 Nc6 14. Nc3 Bd6 15. Bg5 Bb8 16. b3 Qa5 17. Qd2 a6 18. bxc4 Nxd4 19. Bd3 Ba7 20. Kh1 Be6 21. cxd5 Nxd5 22. Nxd5 Qxd5 23. Be7 Rfc8 24. Qg5 Rc7 25. Rad1 Re8 26. Bf6 b5 27. Rc1 Rec8 28. Rcd1 Kf8 29. Bxg7+ Rxg7 30. Qf6+ Kg8 31. Bxf5 Bxf5 32. Qxf5 Nxf5 33. Rxd5 Ne3 34. Rd2 h6 35. g4 Nc4 36. Rc2 Rgc7 37. Ng6 Kf7 38. Nf4 Ne3 0-1

