[Event "Medellin Sub zt 2.3.2"]
[Site "Medellin"]
[Date "2025.04.19"]
[Round "9"]
[White "Barrientos Chavarriaga, Sergio E"]
[Black "Campos Gomez, Manuel"]
[Result "1/2-1/2"]
[ECO "C02"]
[WhiteElo "2421"]
[BlackElo "2362"]
[PlyCount "174"]
[EventDate "2025.04.14"]
[EventType "swiss"]
[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. e5 c5 4. c3 Nc6 5. Nf3 Bd7 6. Be2 Nge7 7. 0-0 Nf5 8. dxc5 a5 9. Bd3 Bxc5 10. Nbd2 Ba7 11. a4 h6 12. Bxf5 exf5 13. Nb3 Be6 14. Re1 0-0 15. Be3 Bb8 16. Bc5 Re8 17. Nbd4 Bd7 18. Nxc6 bxc6 19. b4 Bc7 20. Qd4 g5 21. g3 Re6 22. bxa5 Ra7 23. a6 Rxa6 24. Rab1 Ra5 25. Qc4 Bc8 26. Qb4 Ra6 27. Bd6 Bxd6 28. exd6 Rxd6 29. Re8+ Qxe8 30. Qxd6 Kg7 31. Re1 Qd7 32. Qe5+ f6 33. Qe7+ Qxe7 34. Rxe7+ Kg6 35. Rc7 Be6 36. Nd4 Bf7 37. Nxc6 Rxa4 38. Ne7+ Kh5 39. Nxf5 Bg6 40. Nd4 Kg4 41. f3+ Kh3 42. Rc6 Ra2 43. Rxf6 Rg2+ 44. Kf1 Bd3+ 45. Ke1 Kxh2 46. g4 Kg3 47. Rxh6 Bc4 48. Rf6 Ra2 49. Rf5 Ra1+ 50. Kd2 Kf2 51. Rxg5 Ra2+ 52. Kc1 Ke3 53. Nc2+ Kxf3 54. Rg7 Kf4 55. g5 Ra6 56. Rg8 d4 57. Rf8+ Kxg5 58. cxd4 Rf6 59. Rc8 Ba6 60. Re8 Kg6 61. Nb4 Kf7 62. Re5 Bb7 63. Kd2 Re6 64. Rh5 Bf3 65. Rh7+ Kg6 66. Rc7 Kf5 67. Kd3 Be2+ 68. Kc3 Re8 69. Rc6 Ke4 70. Rc5 Bf1 71. Nd5 Re6 72. Nc7 Re7 73. Rc6 Be2 74. Rc5 Bf1 75. Na8 Re8 76. Nb6 Be2 77. Nc4 Re7 78. Nd6+ Kf4 79. Kd2 Bg4 80. Nc4 Ke4 81. Kc3 Be2 82. Nd6+ Kf4 83. Rf5+ Ke3 84. d5 Rc7+ 85. Kb4 Kd4 86. Nb5+ Bxb5 87. d6 Rd7 1/2-1/2

[Event "Medellin Sub zt 2.3.2"]
[Site "Medellin"]
[Date "2025.04.18"]
[Round "7"]
[White "Barrientos Chavarriaga, Sergio E"]
[Black "Tovio, Israel"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "2421"]
[BlackElo "2208"]
[PlyCount "81"]
[EventDate "2025.04.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CB18_2025"]
[SourceDate "2025.04.30"]
[SourceVersion "1"]
[SourceVersionDate "2025.04.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nf3 Qc7 8. h3 b5 9. a4 b4 10. Nd5 Nxd5 11. Qxd5 Bb7 12. Qc4 Qxc4 13. Bxc4 Be7 14. Nd2 Nd7 15. f3 Nf6 16. 0-0-0 d5 17. exd5 Nxd5 18. Bf2 Rc8 19. Bb3 Nf4 20. Nc4 0-0 21. Nxe5 Rcd8 22. Rxd8 Rxd8 23. Nxf7 Ra8 24. Rd1 Kf8 25. Nd6 Rd8 26. Bc5 Bc6 27. Bxb4 Nxg2 28. c3 Rb8 29. a5 Nh4 30. Rd4 g5 31. Bc4 Nxf3 32. Rd1 h5 33. Bxa6 g4 34. hxg4 hxg4 35. Be2 Kg8 36. Bc4+ Kh7 37. Bd3+ Kg8 38. Nf5 Bxb4 39. cxb4 Ba4 40. Bc4+ Kh7 41. Rd6 1-0

[Event "Medellin Sub zt 2.3.2"]
[Site "Medellin"]
[Date "2025.04.18"]
[Round "8"]
[White "Cordoba Roa, Angel Gabriel"]
[Black "Barrientos Chavarriaga, Sergio E"]
[Result "0-1"]
[ECO "B62"]
[WhiteElo "2360"]
[BlackElo "2421"]
[PlyCount "130"]
[EventDate "2025.04.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CB18_2025"]
[SourceDate "2025.04.30"]
[SourceVersion "1"]
[SourceVersionDate "2025.04.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd3 Bd7 8. Ndb5 Nb4 9. Qd1 Qb8 10. Bf4 e5 11. Bg5 a6 12. Na3 b5 13. Bxf6 gxf6 14. Be2 f5 15. exf5 Bxf5 16. Bg4 Bg6 17. Nd5 Nxd5 18. Qxd5 Bg7 19. 0-0 0-0 20. Rad1 Qa7 21. Qxd6 f5 22. Be2 e4 23. c4 b4 24. Nc2 a5 25. c5 Kh8 26. Nd4 Rf6 27. Qe5 Re8 28. Qd5 Bf7 29. Nb5 Qe7 30. Qd7 Qxc5 31. Nd6 Rf8 32. Nxf7+ R6xf7 33. Qd5 Qa7 34. b3 Re7 35. Bc4 Be5 36. Kh1 Qb6 37. g3 Kg7 38. Qb5 Qxb5 39. Bxb5 f4 40. gxf4 Rxf4 41. Rd7 Kf6 42. Rxe7 Kxe7 43. Kg2 Bd4 44. Kg3 Rf3+ 45. Kg2 Kd6 46. Ba6 Ke5 47. Bb7 h5 48. h3 h4 49. Bc6 Rc3 50. f4+ exf3+ 51. Bxf3 Rc2+ 52. Kh1 Rxa2 53. Bg2 Rb2 54. Ra1 Rxb3 55. Rxa5+ Kf4 56. Bf1 Rb1 57. Kg2 Rb2+ 58. Kh1 Rf2 59. Bc4 Rc2 60. Rf5+ Ke4 61. Be6 Rc1+ 62. Kg2 b3 63. Rb5 b2 64. Bf5+ Kf4 65. Bg6 Rg1+ 0-1

[Event "Medellin Sub zt 2.3.2"]
[Site "Medellin"]
[Date "2025.04.17"]
[Round "6"]
[White "Acosta Villarroel, Lorner Justus"]
[Black "Barrientos Chavarriaga, Sergio E"]
[Result "0-1"]
[ECO "E61"]
[WhiteElo "2170"]
[BlackElo "2421"]
[PlyCount "110"]
[EventDate "2025.04.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CB18_2025"]
[SourceDate "2025.04.30"]
[SourceVersion "1"]
[SourceVersionDate "2025.04.30"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. b3 Bg7 4. Bb2 0-0 5. e3 c5 6. Be2 b6 7. 0-0 Bb7 8. d4 d6 9. Nc3 Nbd7 10. Qc2 cxd4 11. Nxd4 Rc8 12. Rac1 a6 13. Qb1 e6 14. a4 Qc7 15. Rfd1 Qb8 16. Qa2 Qa8 17. Nf3 Qb8 18. Nd4 Rfd8 19. a5 bxa5 20. Qxa5 Nc5 21. Qa3 e5 22. Nc2 a5 23. Nb5 d5 24. Bc3 Re8 25. Bxa5 e4 26. Ne1 Bf8 27. Qb2 Ncd7 28. h3 Ba6 29. Bc3 Bg7 30. Bd4 dxc4 31. bxc4 Ne5 32. Qa2 Rc6 33. Rb1 Qa8 34. Rdc1 Nfd7 35. c5 Bf8 36. Qa3 Qd8 37. Bf1 Qg5 38. g3 h5 39. h4 Qf5 40. Bxe5 Qxe5 41. Nd4 Rf6 42. Bxa6 Ra8 43. Qb2 Rfxa6 44. c6 Nc5 45. Rc2 Qd5 46. Qb5 Ra5 47. Qc4 Qe5 48. Nb3 Ra4 49. Qb5 Rb8 50. Qe2 Rab4 51. Nxc5 Rxb1 52. Nd7 Qa1 53. Kf1 Rxe1+ 54. Qxe1 Rb1 55. Nf6+ Kh8 0-1

[Event "Medellin Sub zt 2.3.2"]
[Site "Medellin"]
[Date "2025.04.16"]
[Round "4"]
[White "Barrientos Chavarriaga, Sergio E"]
[Black "Abreu Jean, Carlos Paul"]
[Result "0-1"]
[ECO "B89"]
[WhiteElo "2421"]
[BlackElo "2231"]
[PlyCount "44"]
[EventDate "2025.04.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CB18_2025"]
[SourceDate "2025.04.30"]
[SourceVersion "1"]
[SourceVersionDate "2025.04.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bc4 e6 7. Be3 a6 8. Qe2 Qc7 9. 0-0-0 Be7 10. Rhg1 Na5 11. Bb3 b5 12. f3 h5 13. Kb1 Bd7 14. h4 Rc8 15. Bg5 Nc4 16. Bxc4 Qxc4 17. Qd2 Rc7 18. Nce2 Rb7 19. Nb3 Qc7 20. Bf4 Rb6 21. Qe3 0-0 22. g4 hxg4 0-1

[Event "Medellin Sub zt 2.3.2"]
[Site "Medellin"]
[Date "2025.04.16"]
[Round "5"]
[White "Barrientos Chavarriaga, Sergio E"]
[Black "Rodriguez Santiago, Jaime"]
[Result "1-0"]
[ECO "D42"]
[WhiteElo "2421"]
[BlackElo "2055"]
[PlyCount "67"]
[EventDate "2025.04.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CB18_2025"]
[SourceDate "2025.04.30"]
[SourceVersion "1"]
[SourceVersionDate "2025.04.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 c5 5. cxd5 Nxd5 6. e3 Nc6 7. Bd3 cxd4 8. exd4 Be7 9. 0-0 0-0 10. a3 Nxc3 11. bxc3 b6 12. Qe2 Bb7 13. h4 Na5 14. Ng5 Bxg5 15. Bxg5 Qd5 16. Qg4 f5 17. Qh3 e5 18. dxe5 Qxe5 19. Rfe1 Qxc3 20. Rac1 Qb2 21. Bxf5 Rae8 22. Qd3 h6 23. Rxe8 Rxe8 24. Qd7 Rf8 25. Qe6+ Kh8 26. Qg6 Rxf5 27. Qxf5 hxg5 28. Re1 Bc6 29. hxg5 Qd2 30. Qh3+ Kg8 31. Qe6+ Kh7 32. Re3 Qc1+ 33. Kh2 Bxg2 34. Qf5+ 1-0

[Event "Medellin Sub zt 2.3.2"]
[Site "Medellin"]
[Date "2025.04.15"]
[Round "3"]
[White "Mora Munoz, Alejandro"]
[Black "Barrientos Chavarriaga, Sergio E"]
[Result "0-1"]
[ECO "B53"]
[WhiteElo "2135"]
[BlackElo "2421"]
[PlyCount "104"]
[EventDate "2025.04.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CB18_2025"]
[SourceDate "2025.04.30"]
[SourceVersion "1"]
[SourceVersionDate "2025.04.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 Nf6 4. Bb5+ Bd7 5. Bxd7+ Qxd7 6. dxc5 Nxe4 7. cxd6 Nxd6 8. 0-0 Nc6 9. Bf4 Rd8 10. Re1 f6 11. Bxd6 Qxd6 12. Qe2 e5 13. Nc3 Qe6 14. Qb5 Be7 15. Rad1 Kf7 16. Ne4 Rxd1 17. Rxd1 Rd8 18. Rxd8 Nxd8 19. b3 Qc6 20. Qd3 Ne6 21. g3 g6 22. h4 Kg7 23. Nc3 Bc5 24. Nd5 Nd4 25. Nxd4 Bxd4 26. c4 Qc5 27. Qf3 f5 28. h5 b5 29. hxg6 hxg6 30. Qe2 bxc4 31. bxc4 Qa3 32. Kg2 e4 33. Nf4 Kf6 34. Nd5+ Ke5 35. Nf4 g5 36. Nd5 g4 37. Nf4 Qf3+ 38. Qxf3 gxf3+ 39. Kf1 Bc5 40. Ke1 Bb4+ 41. Kf1 Bd2 42. Nd5 a5 43. a4 Kd6 44. Kg1 Bg5 45. Nc3 Kc5 46. Nb5 Be7 47. Na7 Kxc4 48. Nc6 Bb4 49. Kh2 Kd3 50. g4 Bd6+ 51. Kh3 e3 52. fxe3 fxg4+ 0-1

[Event "Medellin Sub zt 2.3.2"]
[Site "Medellin"]
[Date "2025.04.14"]
[Round "1"]
[White "Acosta Morales, Juan Carlos"]
[Black "Barrientos Chavarriaga, Sergio E"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "1908"]
[BlackElo "2421"]
[PlyCount "60"]
[EventDate "2025.04.14"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CB18_2025"]
[SourceDate "2025.04.30"]
[SourceVersion "1"]
[SourceVersionDate "2025.04.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. c3 d5 4. exd5 Qxd5 5. d4 Bg4 6. Be2 cxd4 7. cxd4 e6 8. Nc3 Bb4 9. 0-0 Bxc3 10. bxc3 Nge7 11. Qb3 0-0 12. Bf4 Rfc8 13. Rac1 Qd7 14. Rfe1 Nd5 15. Bg3 Na5 16. Qa3 Bxf3 17. Bxf3 Nc4 18. Qb3 Nd2 19. Qd1 Nxf3+ 20. Qxf3 Rc4 21. Bf4 Rac8 22. Bd2 Ra4 23. Ra1 Ra3 24. Rec1 b5 25. Rc2 b4 26. Rac1 bxc3 27. Bxc3 Qa4 28. Qd3 Raxc3 29. Rxc3 Rxc3 30. Rxc3 Nxc3 0-1

[Event "Medellin Sub zt 2.3.2"]
[Site "Medellin"]
[Date "2025.04.14"]
[Round "2"]
[White "Barrientos Chavarriaga, Sergio E"]
[Black "Salazar Grisales, Juan Jose"]
[Result "1-0"]
[ECO "D35"]
[WhiteElo "2421"]
[BlackElo "2019"]
[PlyCount "83"]
[EventDate "2025.04.14"]
[EventType "swiss"]
[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. Nc3 Nf6 4. cxd5 exd5 5. Bg5 Bb4 6. e3 h6 7. Bh4 g5 8. Bg3 Ne4 9. Qb3 Nc6 10. Bb5 Bd7 11. Nge2 Nxg3 12. hxg3 a6 13. Bd3 Be6 14. f4 f5 15. 0-0-0 Bxc3 16. Nxc3 b5 17. g4 fxg4 18. Bg6+ Kf8 19. e4 Kg7 20. exd5 Bg8 21. Be4 gxf4 22. Qc2 Na5 23. Ne2 Qd6 24. Qd2 Re8 25. Bd3 Nc4 26. Qxf4 Qxf4+ 27. Nxf4 Ne3 28. Nh5+ Kf7 29. Rde1 Bh7 30. Bxh7 Rxh7 31. b3 Rhh8 32. Nf4 Kf6 33. Kd2 Nf5 34. Ne6 Ng3 35. Nxc7 Rc8 36. Re6+ Kf5 37. Rc1 Rh7 38. Re5+ Kf6 39. Ne8+ Rxe8 40. Rxe8 Rd7 41. Rc6+ Kg5 42. Re5+ 1-0

[Event "Cienaga op"]
[Site "Cienaga"]
[Date "2024.12.19"]
[Round "9"]
[White "Barrientos Chavarriaga, Sergio E"]
[Black "Caballero, William"]
[Result "1/2-1/2"]
[ECO "D52"]
[WhiteElo "2412"]
[BlackElo "2098"]
[PlyCount "30"]
[EventDate "2024.12.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CB52_2024"]
[SourceDate "2024.12.25"]
[SourceVersion "1"]
[SourceVersionDate "2024.12.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. c4 e6 4. Nc3 c6 5. Bg5 Nbd7 6. e3 Qa5 7. cxd5 Nxd5 8. Qd2 Bb4 9. Rc1 e5 10. Bd3 0-0 11. 0-0 exd4 12. exd4 Bd6 13. Rfe1 N7b6 14. Nxd5 Qxd5 15. Be7 h6 1/2-1/2

[Event "Cienaga op"]
[Site "Cienaga"]
[Date "2024.12.19"]
[Round "8"]
[White "Rodriguez Suarez, Luis Alejandro"]
[Black "Barrientos Chavarriaga, Sergio E"]
[Result "0-1"]
[ECO "E62"]
[WhiteElo "2043"]
[BlackElo "2412"]
[PlyCount "78"]
[EventDate "2024.12.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CB52_2024"]
[SourceDate "2024.12.25"]
[SourceVersion "1"]
[SourceVersionDate "2024.12.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 0-0 5. 0-0 d6 6. c4 c6 7. Nc3 Qa5 8. Qd2 Qa6 9. b3 Bg4 10. h3 Bxf3 11. Bxf3 Nbd7 12. Bb2 Rfd8 13. Rfd1 Rac8 14. e3 Qb6 15. Rab1 h5 16. Ba1 e6 17. b4 d5 18. c5 Qc7 19. Rdc1 e5 20. Bg2 h4 21. g4 Re8 22. Rd1 Nh7 23. dxe5 Nxe5 24. Ne2 Ng5 25. Bxe5 Qxe5 26. Nd4 Qe7 27. Qc2 Ne4 28. Rdc1 Bxd4 29. exd4 Qf6 30. Rd1 Ng5 31. Qd3 Re7 32. Re1 Rce8 33. Rxe7 Rxe7 34. Rd1 Ne6 35. Qd2 Nf4 36. Bf1 Re4 37. f3 Re7 38. Kf2 Ne6 39. a4 Ng5 0-1

[Event "Cienaga op"]
[Site "Cienaga"]
[Date "2024.12.18"]
[Round "7"]
[White "Barrientos Chavarriaga, Sergio E"]
[Black "Romero Barreto, Jaime Jose"]
[Result "1-0"]
[ECO "D45"]
[WhiteElo "2412"]
[BlackElo "2306"]
[PlyCount "61"]
[EventDate "2024.12.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CB52_2024"]
[SourceDate "2024.12.25"]
[SourceVersion "1"]
[SourceVersionDate "2024.12.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 c6 5. e3 Nbd7 6. Qc2 Bd6 7. Be2 0-0 8. 0-0 b6 9. e4 dxe4 10. Nxe4 Nxe4 11. Qxe4 Bb7 12. Bd3 Nf6 13. Qh4 c5 14. Re1 Bxf3 15. gxf3 Be7 16. d5 exd5 17. Bg5 h6 18. Bxh6 Ne4 19. Qg4 Ng5 20. Rxe7 gxh6 21. Rae1 dxc4 22. Bxc4 Qd4 23. Kg2 Rad8 24. R1e4 Qg7 25. Rf4 Rd6 26. h4 Rg6 27. hxg5 Rxg5 28. Kh3 h5 29. Qh4 Rg1 30. Bxf7+ Rxf7 31. Re8+ 1-0

[Event "Cienaga op"]
[Site "Cienaga"]
[Date "2024.12.18"]
[Round "6"]
[White "Carrillo Parra, Miguel Alfredo"]
[Black "Barrientos Chavarriaga, Sergio E"]
[Result "0-1"]
[ECO "E90"]
[WhiteElo "2173"]
[BlackElo "2412"]
[PlyCount "96"]
[EventDate "2024.12.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CB52_2024"]
[SourceDate "2024.12.25"]
[SourceVersion "1"]
[SourceVersionDate "2024.12.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. h3 c5 7. d5 e6 8. Bd3 exd5 9. exd5 Re8+ 10. Be3 Rxe3+ 11. fxe3 Qe7 12. Qe2 Nbd7 13. 0-0 Nh5 14. Qf2 Ne5 15. Be2 Nxf3+ 16. Bxf3 Nf6 17. Rae1 Nd7 18. Bg4 f5 19. Bd1 Be5 20. Qd2 Bg3 21. Re2 Ne5 22. b3 Bd7 23. e4 f4 24. Rxf4 Bxf4 25. Qxf4 a6 26. Rf2 Kg7 27. Be2 b5 28. Bf1 b4 29. Nd1 a5 30. Nb2 a4 31. bxa4 Bxa4 32. Nd3 Nf7 33. h4 Bd7 34. Re2 Qf6 35. Qxf6+ Kxf6 36. Rf2+ Ke7 37. e5 Nxe5 38. Re2 Bg4 39. Re1 Rxa2 40. Nxe5 dxe5 41. Rxe5+ Kd7 42. Bd3 Rd2 43. Re3 b3 44. Be4 Re2 45. Rxb3 Rxe4 46. Rb7+ Kd6 47. Rxh7 Rxc4 48. Rh6 Bh5 0-1

[Event "Cienaga op"]
[Site "Cienaga"]
[Date "2024.12.17"]
[Round "5"]
[White "Barrientos Chavarriaga, Sergio E"]
[Black "Mitkov, Nikola"]
[Result "1/2-1/2"]
[ECO "D35"]
[WhiteElo "2412"]
[BlackElo "2368"]
[PlyCount "21"]
[EventDate "2024.12.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CB52_2024"]
[SourceDate "2024.12.25"]
[SourceVersion "1"]
[SourceVersionDate "2024.12.25"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 Nf6 3. c4 e6 4. Nc3 h6 5. cxd5 exd5 6. Bf4 Bd6 7. Bg3 0-0 8. e3 c6 9. Bd3 Re8 10. Qc2 a5 11. Ng1 1/2-1/2

[Event "Cienaga op"]
[Site "Cienaga"]
[Date "2024.12.17"]
[Round "4"]
[White "Claverie, Raul Ricardo"]
[Black "Barrientos Chavarriaga, Sergio E"]
[Result "0-1"]
[ECO "B51"]
[WhiteElo "2295"]
[BlackElo "2412"]
[PlyCount "98"]
[EventDate "2024.12.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CB52_2024"]
[SourceDate "2024.12.25"]
[SourceVersion "1"]
[SourceVersionDate "2024.12.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 d6 4. Bxc6+ bxc6 5. h3 e5 6. 0-0 f5 7. Qe2 Be7 8. d3 Nf6 9. a3 a5 10. Nbd2 0-0 11. exf5 Bxf5 12. Nc4 a4 13. Bd2 Nd5 14. Rae1 Qd7 15. Ng5 Bd8 16. Ne4 Bc7 17. f4 exf4 18. Nc3 Rae8 19. Qf2 Be6 20. Qf3 Nxc3 21. Bxc3 Bxc4 22. dxc4 d5 23. Rxe8 Rxe8 24. Re1 Rxe1+ 25. Bxe1 Qe6 26. Bf2 dxc4 27. Bxc5 Qd5 28. Bf2 Qxf3 29. gxf3 c3 30. Bd4 cxb2 31. Bxb2 Kf7 32. Kf2 g5 33. Ke2 Kg6 34. Kd3 Kf5 35. Bc3 Bd6 36. Bb2 Be5 37. Bc1 Bg7 38. Ke2 h5 39. Bd2 Bf8 40. Bc1 g4 41. hxg4+ hxg4 42. Bb2 Bc5 43. c4 Be3 44. Bc3 Kg5 45. Bb4 Kh4 46. fxg4 Kxg4 47. Bd6 Bd4 48. Be7 f3+ 49. Kf1 Kf5 0-1

[Event "Cienaga op"]
[Site "Cienaga"]
[Date "2024.12.16"]
[Round "3"]
[White "Barrientos Chavarriaga, Sergio E"]
[Black "Heredia Serrano, Carla Sofia"]
[Result "1-0"]
[ECO "D17"]
[WhiteElo "2412"]
[BlackElo "2110"]
[PlyCount "75"]
[EventDate "2024.12.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CB52_2024"]
[SourceDate "2024.12.25"]
[SourceVersion "1"]
[SourceVersionDate "2024.12.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 dxc4 5. a4 Bf5 6. Nh4 e6 7. Nxf5 exf5 8. e3 Bd6 9. Bxc4 0-0 10. h3 Nbd7 11. Qf3 g6 12. g4 c5 13. gxf5 cxd4 14. exd4 Rc8 15. Ba2 Re8+ 16. Kf1 Qb6 17. fxg6 hxg6 18. h4 Re7 19. Qd3 Kg7 20. Rg1 Nf8 21. h5 Nxh5 22. Nd5 Qa5 23. Nxe7 Bxe7 24. Qb5 Qxb5+ 25. axb5 Bd8 26. Bd5 Bb6 27. Bxb7 Rc7 28. Bf3 Nf6 29. Bf4 Rc2 30. Rd1 Rxb2 31. Bc6 Nh5 32. Be3 f5 33. d5 Kf6 34. d6 Ne6 35. d7 Nhf4 36. Rh1 Ke5 37. Rh8 Bd8 38. Rxd8 1-0

[Event "Cienaga op"]
[Site "Cienaga"]
[Date "2024.12.16"]
[Round "2"]
[White "De Luque, Miguel Antonio"]
[Black "Barrientos Chavarriaga, Sergio E"]
[Result "0-1"]
[ECO "B38"]
[WhiteElo "1914"]
[BlackElo "2412"]
[PlyCount "66"]
[EventDate "2024.12.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CB52_2024"]
[SourceDate "2024.12.25"]
[SourceVersion "1"]
[SourceVersionDate "2024.12.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Bg7 6. Be3 Nf6 7. Nc3 d6 8. Be2 0-0 9. 0-0 Bd7 10. Qd2 Nxd4 11. Bxd4 Bc6 12. f3 a5 13. b3 Nd7 14. Be3 Nc5 15. Rac1 e6 16. Rfd1 Be5 17. Bf1 Qe7 18. Bh6 Rfd8 19. Bg5 f6 20. Be3 b6 21. Qc2 f5 22. exf5 gxf5 23. Qf2 f4 24. Bd4 Qg7 25. Ne2 Rf8 26. Bxe5 dxe5 27. Nc3 Rad8 28. Qe2 Rd4 29. Rd2 Bxf3 30. Qf2 Bxg2 31. Bxg2 f3 32. Rxd4 exd4 33. Nb5 Nd3 0-1

[Event "Cienaga op"]
[Site "Cienaga"]
[Date "2024.12.15"]
[Round "1"]
[White "Barrientos Chavarriaga, Sergio E"]
[Black "Rosales Garcia, Jose"]
[Result "1-0"]
[ECO "D31"]
[WhiteElo "2412"]
[BlackElo "1758"]
[PlyCount "57"]
[EventDate "2024.12.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CB52_2024"]
[SourceDate "2024.12.25"]
[SourceVersion "1"]
[SourceVersionDate "2024.12.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 c6 4. e4 a6 5. Nf3 Bb4 6. e5 Ne7 7. c5 b5 8. Bd3 Qa5 9. Bd2 Nd7 10. 0-0 Bxc3 11. Bxc3 Qc7 12. b4 Nf8 13. a4 Bb7 14. Ng5 h6 15. Qh5 g6 16. Qh3 Nf5 17. g4 Ng7 18. f4 Qe7 19. axb5 axb5 20. Rxa8+ Bxa8 21. Bd2 h5 22. f5 gxf5 23. gxf5 exf5 24. Bxf5 Rg8 25. Kh1 Nxf5 26. Qxf5 Qd7 27. Qxd7+ Nxd7 28. Nxf7 Rf8 29. e6 1-0

[Event "COL-chT sf"]
[Site "Medellin"]
[Date "2024.11.09"]
[Round "4.1"]
[White "Bobadilla Viera, Jorge Samuel"]
[Black "Barrientos Chavarriaga, Sergio E"]
[Result "1/2-1/2"]
[ECO "B40"]
[WhiteElo "2363"]
[BlackElo "2415"]
[PlyCount "36"]
[EventDate "2024.11.07"]
[EventType "team-swiss"]
[EventRounds "6"]
[EventCountry "COL"]
[SourceTitle "CB49_2024"]
[SourceDate "2024.12.04"]
[SourceVersion "1"]
[SourceVersionDate "2024.12.04"]
[SourceQuality "1"]
[WhiteTeam "Bogota"]
[BlackTeam "Cundinamarca"]
[WhiteTeamCountry "COL"]
[BlackTeamCountry "COL"]

1. e4 c5 2. Nf3 e6 3. c4 Nc6 4. Nc3 a6 5. g3 Nge7 6. Bg2 g6 7. d4 cxd4 8. Nxd4 Bg7 9. Be3 0-0 10. 0-0 d6 11. Rc1 Rb8 12. h3 e5 13. Nxc6 Nxc6 14. Qd2 Be6 15. Ne2 Qd7 16. Kh2 b5 17. cxb5 axb5 18. b3 b4 1/2-1/2

[Event "COL-chT sf"]
[Site "Medellin"]
[Date "2024.11.08"]
[Round "3.1"]
[White "Barrientos Chavarriaga, Sergio E"]
[Black "Salcedo Perez, Pablo Esteban"]
[Result "1/2-1/2"]
[ECO "B93"]
[WhiteElo "2415"]
[BlackElo "2082"]
[PlyCount "80"]
[EventDate "2024.11.07"]
[EventType "team-swiss"]
[EventRounds "6"]
[EventCountry "COL"]
[SourceTitle "CB49_2024"]
[SourceDate "2024.12.04"]
[SourceVersion "1"]
[SourceVersionDate "2024.12.04"]
[SourceQuality "1"]
[WhiteTeam "Cundinamarca"]
[BlackTeam "Antioquia Itaca"]
[WhiteTeamCountry "COL"]
[BlackTeamCountry "COL"]

1. e4 c5 2. Nf3 d6 3. d4 Nf6 4. Nc3 cxd4 5. Nxd4 a6 6. f4 Qc7 7. Nf3 e6 8. a4 b6 9. Bd3 Bb7 10. 0-0 d5 11. e5 Bc5+ 12. Kh1 Ne4 13. Bxe4 dxe4 14. Ng5 e3 15. Qe2 Nc6 16. Bxe3 Bxe3 17. Qxe3 Nb4 18. Rad1 Nxc2 19. Qe2 Nb4 20. Nce4 0-0 21. Rc1 Qe7 22. Nxh7 Bxe4 23. Qxe4 Rfd8 24. f5 Nd3 25. f6 Qc5 26. Qh4 Nf2+ 27. Qxf2 Qxf2 28. Rxf2 Kxh7 29. fxg7 Kxg7 30. Rf4 Rac8 31. Rcf1 Rc7 32. h4 Rd2 33. Rg4+ Kf8 34. h5 Re2 35. Rg5 Rc4 36. Rf3 Ree4 37. Kh2 Rg4 38. Rg3 Rxg5 39. Rxg5 Rxa4 40. g4 Rb4 1/2-1/2

[Event "COL-chT sf"]
[Site "Medellin"]
[Date "2024.11.07"]
[Round "1.1"]
[White "Barrientos Chavarriaga, Sergio E"]
[Black "Reyes Rios, Juan Camilo"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "2415"]
[BlackElo "2113"]
[PlyCount "57"]
[EventDate "2024.11.07"]
[EventType "team-swiss"]
[EventRounds "6"]
[EventCountry "COL"]
[SourceTitle "CB49_2024"]
[SourceDate "2024.12.04"]
[SourceVersion "1"]
[SourceVersionDate "2024.12.04"]
[SourceQuality "1"]
[WhiteTeam "Cundinamarca"]
[BlackTeam "Antioquia UrabaChess"]
[WhiteTeamCountry "COL"]
[BlackTeamCountry "COL"]

1. e4 c5 2. Nc3 Nc6 3. Bb5 g6 4. d3 Bg7 5. Bxc6 dxc6 6. Nge2 Nf6 7. Be3 Nd7 8. Qd2 0-0 9. Bh6 e5 10. h4 b5 11. h5 Bxh6 12. Qxh6 Nf6 13. f3 Be6 14. g4 Qe7 15. Ng3 c4 16. dxc4 b4 17. Nd1 Rad8 18. Ne3 Rd7 19. Qg5 Nd5 20. Qxe7 Nxe7 21. a3 a5 22. axb4 axb4 23. b3 f5 24. gxf5 gxf5 25. exf5 Nxf5 26. Ngxf5 Bxf5 27. Ra5 Re7 28. Rg1+ Kh8 29. Nxf5 1-0

[Event "COL-ch Blitz"]
[Site "Bucaramanga"]
[Date "2024.10.27"]
[Round "8.1"]
[White "Arrieta Hernandez, Cristian"]
[Black "Barrientos Chavarriaga, Sergio E"]
[Result "1-0"]
[ECO "E11"]
[WhiteElo "2279"]
[BlackElo "2393"]
[PlyCount "97"]
[EventDate "2024.10.27"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "COL"]
[SourceTitle "CB44_2024"]
[Source "Chessbase"]
[SourceDate "2024.10.30"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.30"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 e6 3. d4 Bb4+ 4. Bd2 a5 5. Qc2 d6 6. e4 0-0 7. Bd3 Nc6 8. e5 Bxd2+ 9. Nbxd2 dxe5 10. Nxe5 Nxd4 11. Qc3 Qd6 12. f4 Rd8 13. Rd1 Qb4 14. 0-0 Qxc3 15. bxc3 Nc6 16. Nxc6 Rxd3 17. Nb3 Rd7 18. Ncxa5 b6 19. Nc6 Rxa2 20. Ra1 Rxa1 21. Rxa1 Bb7 22. Ne5 Re7 23. c5 Be4 24. c4 bxc5 25. Nxc5 g6 26. g4 Bc2 27. Rc1 Ne4 28. Na6 Ba4 29. Re1 Nd2 30. Nc5 f6 31. Re2 fxe5 32. Rxd2 Bc6 33. fxe5 g5 34. Rd8+ Kg7 35. Rc8 Bf3 36. h3 h5 37. gxh5 Bxh5 38. Rxc7 Rxc7 39. Nxe6+ Kg6 40. Nxc7 Kf5 41. e6 Kf6 42. Kf2 g4 43. h4 Bg6 44. Kg3 Bf5 45. c5 Ke7 46. Kf4 Kd8 47. e7+ Kxe7 48. Kxf5 g3 49. Nd5+ 1-0

[Event "COL-ch Blitz"]
[Site "Bucaramanga"]
[Date "2024.10.27"]
[Round "5.1"]
[White "Barrientos Chavarriaga, Sergio E"]
[Black "Blanco Fernandez, Lino Orlando"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "2393"]
[BlackElo "2299"]
[PlyCount "60"]
[EventDate "2024.10.27"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "COL"]
[SourceTitle "CB44_2024"]
[Source "Chessbase"]
[SourceDate "2024.10.30"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.30"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. f3 e5 4. d5 g6 5. c4 Nfd7 6. g3 a5 7. Nc3 Na6 8. Be3 Bg7 9. h4 f5 10. Nge2 0-0 11. Qd2 fxe4 12. fxe4 Nf6 13. Bg5 Qe8 14. Bxf6 Rxf6 15. 0-0-0 Nc5 16. Kb1 Qf8 17. h5 Bg4 18. hxg6 hxg6 19. Rh4 Bf3 20. Bh3 a4 21. Qe3 Bxe2 22. Qxe2 Rf2 23. Qg4 a3 24. Qxg6 Rxb2+ 25. Ka1 Qf7 26. Rh8+ Kxh8 27. Qxf7 Rf8 28. Qh5+ Kg8 29. Be6+ Nxe6 30. dxe6 Rd8 1-0

[Event "COL-ch Blitz"]
[Site "Bucaramanga"]
[Date "2024.10.27"]
[Round "1.1"]
[White "Barrientos Chavarriaga, Sergio E"]
[Black "Carreno Acevedo, Jhonatan Robert"]
[Result "1-0"]
[ECO "C42"]
[WhiteElo "2393"]
[BlackElo "1858"]
[PlyCount "35"]
[EventDate "2024.10.27"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "COL"]
[SourceTitle "CB44_2024"]
[Source "Chessbase"]
[SourceDate "2024.10.30"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nc4 Nxe4 5. Nc3 Nxc3 6. dxc3 Be7 7. Bd3 0-0 8. 0-0 Nd7 9. Re1 Nf6 10. Bg5 Be6 11. Ne3 Qd7 12. Qf3 c6 13. Nf5 Bxf5 14. Bxf5 Qc7 15. Rad1 d5 16. Qh3 g6 17. Qh4 Qd6 18. Rxe7 1-0

[Event "COL-ch Blitz"]
[Site "Bucaramanga"]
[Date "2024.10.27"]
[Round "3.1"]
[White "Barrientos Chavarriaga, Sergio E"]
[Black "Cifuentes, John Jairo"]
[Result "1-0"]
[ECO "D38"]
[WhiteElo "2393"]
[BlackElo "2137"]
[PlyCount "117"]
[EventDate "2024.10.27"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "COL"]
[SourceTitle "CB44_2024"]
[Source "Chessbase"]
[SourceDate "2024.10.30"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Bb4 5. Qa4+ Nc6 6. Bd2 0-0 7. e3 Bxc3 8. Bxc3 Ne4 9. Rc1 Qf6 10. Bd3 Nxc3 11. Rxc3 dxc4 12. Qxc4 Bd7 13. 0-0 Rac8 14. Qb3 Rb8 15. Rfc1 g6 16. Qa3 Rfd8 17. b4 a6 18. Qb2 Kg7 19. a4 Ne7 20. Rxc7 Nd5 21. R7c2 Bxa4 22. Rd2 Rbc8 23. Rc5 b6 24. Rxc8 Rxc8 25. Bxa6 Ra8 26. Bb7 Ra7 27. Bxd5 exd5 28. Rd3 Bb5 29. Rc3 Qd6 30. Ra3 Rc7 31. h3 h6 32. Rc3 Ra7 33. Rc8 Ra4 34. Qc1 Rxb4 35. Ne5 Ra4 36. Qc7 Qxc7 37. Rxc7 Be8 38. Re7 Kf8 39. Rb7 Rb4 40. f3 b5 41. Kf2 Rb2+ 42. Kg3 b4 43. Nd3 Re2 44. Kf4 g5+ 45. Kf5 Rxg2 46. Nxb4 Rg3 47. Nxd5 Rxf3+ 48. Ke5 Bc6 49. Rb8+ Kg7 50. e4 Rxh3 51. Nf6 h5 52. Rg8+ Kh6 53. Rh8+ Kg7 54. Rh7+ Kf8 55. Rxh5 g4 56. Rg5 g3 57. d5 Be8 58. Rg8+ Ke7 59. Rxe8# 1-0

[Event "COL-ch Blitz"]
[Site "Bucaramanga"]
[Date "2024.10.27"]
[Round "9.2"]
[White "Barrientos Chavarriaga, Sergio E"]
[Black "Hernandez Montes, Jhon Sebastian"]
[Result "0-1"]
[ECO "E07"]
[WhiteElo "2393"]
[BlackElo "2376"]
[PlyCount "82"]
[EventDate "2024.10.27"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "COL"]
[SourceTitle "CB44_2024"]
[Source "Chessbase"]
[SourceDate "2024.10.30"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.30"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 c6 4. g3 Nf6 5. Bg2 Nbd7 6. 0-0 Be7 7. Nc3 0-0 8. Nd2 b6 9. e4 dxc4 10. a4 Ba6 11. Re1 e5 12. Nf3 exd4 13. Nxd4 Ne5 14. Bf4 Nfd7 15. Qc2 Bc5 16. Rad1 Qe8 17. Be3 Nd3 18. Re2 N7e5 19. h3 Rd8 20. Nf5 Qe6 21. f4 Nb4 22. Qb1 Ned3 23. Bxc5 Nxc5 24. e5 Ncd3 25. Be4 g6 26. Nh6+ Kg7 27. Ng4 h5 28. Ne3 Qxh3 29. Rg2 Nxf4 30. Nf5+ gxf5 31. gxf4+ Kh8 32. Bxf5 Qe3+ 33. Kh1 Nd3 34. Rf1 Nxf4 35. Rh2 Rd2 36. Qe4 Rxh2+ 37. Kxh2 Qd2+ 38. Kh1 Rg8 39. Rxf4 Qc1+ 40. Kh2 Qg1+ 41. Kh3 Qg3# 0-1

[Event "COL-ch Blitz"]
[Site "Bucaramanga"]
[Date "2024.10.27"]
[Round "7.1"]
[White "Barrientos Chavarriaga, Sergio E"]
[Black "Martinez, Julian"]
[Result "1-0"]
[ECO "C10"]
[WhiteElo "2393"]
[BlackElo "2180"]
[PlyCount "151"]
[EventDate "2024.10.27"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "COL"]
[SourceTitle "CB44_2024"]
[Source "Chessbase"]
[SourceDate "2024.10.30"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.30"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nf6 5. Nxf6+ gxf6 6. Nf3 b6 7. Bb5+ c6 8. Bd3 Bb7 9. Qe2 Qc7 10. Bd2 Nd7 11. 0-0-0 0-0-0 12. Ba6 Bd6 13. Bxb7+ Kxb7 14. Kb1 e5 15. Qe4 exd4 16. Nxd4 Nc5 17. Qf3 Be5 18. Be3 Rd7 19. c3 Rhd8 20. h4 a5 21. Qf5 Ne6 22. Qxh7 Nxd4 23. cxd4 Bxd4 24. Bxd4 Rxd4 25. Rxd4 Rxd4 26. a3 Rd2 27. h5 Qe7 28. Rc1 Ka6 29. Qf5 Rd5 30. Qc8+ Qb7 31. Qxc6 Qxc6 32. Rxc6 Rxh5 33. Rxf6 Rh2 34. g3 Rh7 35. Kc2 Kb5 36. b3 Kc5 37. Kd3 b5 38. Rf5+ Kc6 39. b4 a4 40. Kd4 Kb6 41. Rf6+ Kc7 42. g4 Kd7 43. Kc5 Ke7 44. Rf3 Rh4 45. Kxb5 Rxg4 46. Kxa4 Ke6 47. Kb5 Rg8 48. a4 Rb8+ 49. Kc4 Rc8+ 50. Kb3 f5 51. a5 Ke5 52. a6 Ke4 53. Re3+ Kd4 54. a7 Ra8 55. Re7 Kd5 56. b5 Kc5 57. Ka4 Kb6 58. Kb4 f4 59. f3 Rd8 60. Rf7 Re8 61. Rxf4 Kxa7 62. Rf7+ Kb6 63. Rf6+ Kb7 64. f4 Re1 65. Kc5 Rc1+ 66. Kd5 Rd1+ 67. Ke5 Re1+ 68. Kf5 Rb1 69. b6 Rg1 70. Rd6 Rf1 71. Ke5 Re1+ 72. Kf6 Kc8 73. f5 Rh1 74. Kf7 Rg1 75. f6 Re1 76. Kf8 1-0

[Event "COL-ch Blitz"]
[Site "Bucaramanga"]
[Date "2024.10.27"]
[Round "4.1"]
[White "Bobadilla Viera, Jorge Samuel"]
[Black "Barrientos Chavarriaga, Sergio E"]
[Result "0-1"]
[ECO "A46"]
[WhiteElo "2183"]
[BlackElo "2393"]
[PlyCount "62"]
[EventDate "2024.10.27"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "COL"]
[SourceTitle "CB44_2024"]
[Source "Chessbase"]
[SourceDate "2024.10.30"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.30"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. g3 b5 4. Bg2 Bb7 5. 0-0 d5 6. a4 b4 7. c4 bxc3 8. Nxc3 Nbd7 9. a5 a6 10. Qa4 Bd6 11. Ne5 0-0 12. f4 c5 13. e3 Rc8 14. Bd2 Qe7 15. Rac1 Rfd8 16. h3 Bb8 17. g4 Ba7 18. g5 Ne4 19. Nxe4 dxe4 20. Bc3 Nxe5 21. dxe5 c4 22. Rfe1 Rd3 23. Bb4 Qd8 24. Rc3 Qd5 25. Bd6 Rxc3 26. bxc3 Qd2 27. Rd1 Bxe3+ 28. Kh1 Qe2 29. Bb4 Bc6 30. Qa1 Bxf4 31. Re1 Qf2 0-1

[Event "COL-ch Blitz"]
[Site "Bucaramanga"]
[Date "2024.10.27"]
[Round "10.4"]
[White "Carrillo Parra, Miguel Alfredo"]
[Black "Barrientos Chavarriaga, Sergio E"]
[Result "1-0"]
[ECO "E38"]
[WhiteElo "2250"]
[BlackElo "2393"]
[PlyCount "115"]
[EventDate "2024.10.27"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "COL"]
[SourceTitle "CB44_2024"]
[Source "Chessbase"]
[SourceDate "2024.10.30"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5 5. dxc5 Bxc5 6. Nf3 Qb6 7. e3 a6 8. a3 Qc7 9. b4 Be7 10. Bb2 b6 11. Be2 Bb7 12. 0-0 d6 13. Rac1 Nbd7 14. Rfd1 0-0 15. Qd2 Rac8 16. Qe1 Qb8 17. Nd2 Rc7 18. Nb3 Rfc8 19. a4 Qa8 20. Qf1 d5 21. cxd5 Nxd5 22. Nxd5 Bxd5 23. Rxc7 Rxc7 24. Nd4 Bxb4 25. Bxa6 h5 26. Be2 h4 27. h3 Nc5 28. Nb5 Rd7 29. Rd4 Qa5 30. Rg4 f5 31. Rxh4 Nxa4 32. Be5 Nc3 33. Nxc3 Bxc3 34. Bxc3 Qxc3 35. Qb1 Ra7 36. Qxb6 Ra1+ 37. Kh2 Kf7 38. Bh5+ Ke7 39. Qd4 Qc7+ 40. f4 Qa7 41. Qxg7+ Kd6 42. Qe5+ Kc6 43. Be8+ Kc5 44. Qd4+ Kd6 45. Qb4+ Qc5 46. Qb8+ Qc7 47. Qxc7+ Kxc7 48. Rh7+ Kd6 49. Bh5 Ra2 50. Rg7 Ra3 51. Rg3 Be4 52. Bg6 Ke7 53. h4 Kf6 54. h5 Ra8 55. h6 Rh8 56. h7 Rd8 57. Be8 Rxe8 58. Rg8 1-0

[Event "COL-ch Blitz"]
[Site "Bucaramanga"]
[Date "2024.10.27"]
[Round "6.1"]
[White "Gonzalez Lopez, Nicolas Mateo"]
[Black "Barrientos Chavarriaga, Sergio E"]
[Result "1/2-1/2"]
[ECO "B41"]
[WhiteElo "2099"]
[BlackElo "2393"]
[PlyCount "120"]
[EventDate "2024.10.27"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "COL"]
[SourceTitle "CB44_2024"]
[Source "Chessbase"]
[SourceDate "2024.10.30"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. c4 Nf6 6. Nc3 Bb4 7. Qd3 0-0 8. Be2 d5 9. cxd5 exd5 10. exd5 Nxd5 11. 0-0 Nxc3 12. bxc3 Bc5 13. Rd1 Qf6 14. Qf3 Nd7 15. Qxf6 Nxf6 16. Bf3 Bg4 17. Bxg4 Nxg4 18. Rb1 b5 19. h3 Nf6 20. Nb3 Bb6 21. c4 bxc4 22. Nd2 Rab8 23. Ba3 c3 24. Bxf8 c2 25. Ba3 Rd8 26. Rdc1 cxb1Q 27. Nxb1 h5 28. Nc3 Rd2 29. Nd1 Ne4 30. Rc8+ Kh7 31. Ne3 Rxf2 32. Nd5 Rxa2+ 33. Nxb6 Rxa3 34. Rc7 Kg6 35. Nc4 Rc3 36. Ne5+ Kf6 37. Nd7+ Kg6 38. Ne5+ Kf5 39. Rxc3 Nxc3 40. Nxf7 a5 41. Kf2 Ke4 42. Nd6+ Kd5 43. Nb7 a4 44. Ke3 Kc4 45. Kd2 Nd5 46. Nd6+ Kd4 47. Nf5+ Kc4 48. Nxg7 a3 49. Kc2 Nb4+ 50. Kb1 a2+ 51. Kb2 Nd3+ 52. Kxa2 Nf4 53. g4 hxg4 54. hxg4 Kd5 55. Nf5 Ke5 56. Ne3 Kf6 57. Kb3 Kg5 58. Kc4 Nh3 59. Kd4 Nf2 60. Ke5 Nxg4+ 1/2-1/2

[Event "COL-ch Blitz"]
[Site "Bucaramanga"]
[Date "2024.10.27"]
[Round "2.1"]
[White "Narvaez Ramirez, Faber Alberto"]
[Black "Barrientos Chavarriaga, Sergio E"]
[Result "0-1"]
[ECO "B42"]
[WhiteElo "1991"]
[BlackElo "2393"]
[PlyCount "68"]
[EventDate "2024.10.27"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "COL"]
[SourceTitle "CB44_2024"]
[Source "Chessbase"]
[SourceDate "2024.10.30"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. c4 Nf6 6. Bd3 Qc7 7. 0-0 d6 8. Nc3 b6 9. Qe2 Nbd7 10. b3 Bb7 11. Bb2 Be7 12. Rac1 0-0 13. Kh1 Rfe8 14. f4 Bf8 15. Nf3 Rac8 16. Qf2 Qc5 17. Qe1 Qh5 18. b4 d5 19. cxd5 exd5 20. e5 Bxb4 21. Qg3 Ng4 22. Nd4 Nh6 23. Nce2 Nc5 24. Bb1 Ne4 25. Bxe4 dxe4 26. Nc2 Bd2 27. Ne3 Bxc1 28. Nxc1 Nf5 29. Nxf5 Qxf5 30. e6 f6 31. Qb3 Qxe6 32. Qe3 Rc2 33. Bd4 Qc4 34. Nb3 Qxf1+ 0-1

[Event "COL-ch Blitz"]
[Site "Bucaramanga"]
[Date "2024.10.27"]
[Round "11.7"]
[White "Pabon Arevalo, Emmanuel Alejandro"]
[Black "Barrientos Chavarriaga, Sergio E"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "1952"]
[BlackElo "2393"]
[PlyCount "94"]
[EventDate "2024.10.27"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "COL"]
[SourceTitle "CB44_2024"]
[Source "Chessbase"]
[SourceDate "2024.10.30"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.30"]
[SourceQuality "1"]

1. e4 c5 2. c3 d5 3. exd5 Nf6 4. Nf3 Nxd5 5. d4 cxd4 6. Nxd4 a6 7. Be2 e5 8. Nb3 Nc6 9. Bf3 Be6 10. 0-0 Be7 11. Re1 0-0 12. N1d2 f5 13. Nc4 e4 14. Be2 Qc7 15. Ne3 Nxe3 16. Bxe3 f4 17. Bc5 Rad8 18. Qc2 Bf5 19. Bxe7 Qxe7 20. Bc4+ Kh8 21. Rad1 Ne5 22. Bd5 Nd3 23. Qxd3 exd3 24. Rxe7 Rxd5 25. Rxb7 Re8 26. f3 h5 27. Nd4 Bh7 28. Rd2 Rde5 29. Kf2 a5 30. Rb5 Re1 31. Rxh5 Kg8 32. g4 fxg3+ 33. hxg3 Rb1 34. f4 Be4 35. Re5 Rxe5 36. fxe5 Kf7 37. Ke3 Bg6 38. Rf2+ Ke7 39. Nf5+ Ke6 40. g4 Rg1 41. Rf4 Kxe5 42. Nxg7 Re1+ 43. Kf2 Re2+ 44. Kg3 d2 45. Rd4 Bc2 46. a3 Re3+ 47. Kf2 Rd3 0-1

[Event "Medellin Raza Antioquia"]
[Site "Medellin"]
[Date "2024.10.14"]
[Round "9"]
[White "Barrientos Chavarriaga, Sergio E"]
[Black "Ramos Ariza, Juan Manuel"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "2412"]
[BlackElo "2090"]
[PlyCount "90"]
[EventDate "2024.10.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CB43_2024"]
[Source "Chessbase"]
[SourceDate "2024.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. h3 g6 7. g4 Bg7 8. Be3 Nc6 9. g5 Nd7 10. Qd2 0-0 11. 0-0-0 Nde5 12. Be2 b5 13. f4 Nxd4 14. Bxd4 Nc6 15. Bxg7 Kxg7 16. Nd5 Bb7 17. h4 Qa5 18. Qe3 Qxa2 19. Qc3+ Kg8 20. h5 b4 21. Nxb4 Qa1+ 22. Kd2 Qa5 23. hxg6 e5 24. gxf7+ Kg7 25. Qh3 Qxb4+ 26. Kc1 Rxf7 27. Qxh7+ Kf8 28. Qh6+ Ke7 29. g6 Qxe4 30. Qg5+ Kd7 31. Bg4+ Kc7 32. gxf7 Nd4 33. Qe7+ Kb6 34. Qxd6+ Bc6 35. Qb4+ Kc7 36. Rxd4 exd4 37. Rf1 d3 38. Qxe4 Bxe4 39. Re1 Bc6 40. Re7+ Kb6 41. Re6 d2+ 42. Kxd2 Rd8+ 43. Kc3 Kc7 44. Bh5 Bd5 45. Re8 Bc6 1-0

[Event "Medellin Raza Antioquia"]
[Site "Medellin"]
[Date "2024.10.14"]
[Round "8"]
[White "Cordoba Roa, Angel Gabriel"]
[Black "Barrientos Chavarriaga, Sergio E"]
[Result "0-1"]
[ECO "B42"]
[WhiteElo "2332"]
[BlackElo "2412"]
[PlyCount "116"]
[EventDate "2024.10.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CB43_2024"]
[Source "Chessbase"]
[SourceDate "2024.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 Bc5 6. Nb3 Be7 7. Qg4 g6 8. Qe2 d6 9. a4 b6 10. Na3 Nd7 11. Nc4 Bb7 12. 0-0 Qc7 13. a5 b5 14. Nb6 Nxb6 15. axb6 Qxb6 16. Na5 Nf6 17. Be3 Qc7 18. c4 0-0 19. Rfc1 Qb8 20. cxb5 axb5 21. f3 b4 22. Bb5 Bd8 23. Nxb7 Rxa1 24. Rxa1 Qxb7 25. Ra6 Qb8 26. Bc6 d5 27. Bc5 dxe4 28. Bxf8 Kxf8 29. Bxe4 Kg7 30. g3 Qe5 31. Rc6 h5 32. Kg2 Be7 33. Rc4 Qb5 34. Rc2 Qb6 35. Qc4 Bd6 36. Re2 Bb8 37. Qc6 Qd4 38. Qc1 Ba7 39. Ba8 Bb6 40. Qe1 Qc5 41. Be4 Qc4 42. Qd1 Qb5 43. Qe1 Bd4 44. b3 e5 45. Qd1 Qa6 46. Bd3 Qc6 47. Be4 Qe6 48. f4 h4 49. fxe5 h3+ 50. Kh1 Qxe5 51. Bb7 Qf5 52. Ra2 Bb6 53. Bf3 Ne4 54. Bg4 Qf6 55. Rc2 Ng5 56. Ra2 Qe5 57. Re2 Qf6 58. Ra2 Qc6+ 0-1

[Event "Medellin Raza Antioquia"]
[Site "Medellin"]
[Date "2024.10.13"]
[Round "6"]
[White "Barrientos Chavarriaga, Sergio E"]
[Black "Mareco, Sandro"]
[Result "0-1"]
[ECO "C78"]
[WhiteElo "2412"]
[BlackElo "2574"]
[PlyCount "108"]
[EventDate "2024.10.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CB43_2024"]
[Source "Chessbase"]
[SourceDate "2024.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.23"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 b5 6. Bb3 Bc5 7. c3 d6 8. a4 Bb7 9. d4 Bb6 10. Bg5 0-0 11. Bd5 h6 12. Bxf6 Qxf6 13. Na3 exd4 14. cxd4 Rfb8 15. Nc2 Qd8 16. axb5 axb5 17. Qd3 Rxa1 18. Rxa1 Na7 19. Bxb7 Rxb7 20. d5 Qe8 21. Ncd4 Rb8 22. g3 g6 23. Rc1 Qd7 24. b4 Re8 25. Kg2 Qe7 26. Re1 Qd7 27. h3 Re7 28. Qd2 Kh7 29. Qf4 c5 30. dxc6 Nxc6 31. Nxc6 Qxc6 32. Qf6 Qd7 33. e5 Re6 34. Qh4 Qc6 35. Qf4 Kg7 36. h4 Qc3 37. h5 dxe5 38. Qe4 g5 39. Re2 Bd4 40. Qd5 Rf6 41. Nxe5 Rf5 42. f4 gxf4 43. gxf4 Bxe5 44. Rxe5 Rxf4 45. Rg5+ Kh7 46. Rg3 Qc2+ 47. Kh3 Rf5 48. Qd3 Qxd3 49. Rxd3 Rxh5+ 50. Kg4 Re5 51. Kf4 f6 52. Rd8 h5 53. Rc8 Rg5 54. Rc7+ Kg6 0-1

[Event "Medellin Raza Antioquia"]
[Site "Medellin"]
[Date "2024.10.13"]
[Round "7"]
[White "Montilla Reyes, Jorcerys"]
[Black "Barrientos Chavarriaga, Sergio E"]
[Result "0-1"]
[ECO "E44"]
[WhiteElo "2127"]
[BlackElo "2412"]
[PlyCount "100"]
[EventDate "2024.10.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CB43_2024"]
[Source "Chessbase"]
[SourceDate "2024.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.23"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 b6 5. Nge2 Bb7 6. a3 Be7 7. Nf4 d6 8. Bd3 Nbd7 9. 0-0 0-0 10. Qc2 c6 11. Rd1 Qc7 12. f3 Rfe8 13. d5 exd5 14. cxd5 c5 15. Bf5 a6 16. e4 Bf8 17. Be3 b5 18. Bf2 g6 19. Bh3 b4 20. Nce2 a5 21. Nd3 Qb6 22. Ng3 Ba6 23. f4 Qb7 24. Re1 Bg7 25. e5 Bxd3 26. Qxd3 dxe5 27. fxe5 Nxe5 28. Qc2 Nxd5 29. Ne4 Nf4 30. Re3 bxa3 31. Raxa3 Qd5 32. Qxc5 Nc4 33. Bd7 Nxe3 34. Qxd5 Nexd5 35. Bxe8 Rxe8 36. Nd6 Re6 37. Nc4 Rc6 38. b3 Bc3 39. h3 Nd3 40. Nxa5 Bxa5 41. Rxa5 Rc1+ 42. Kh2 Nxf2 43. Rxd5 Rb1 44. Kg3 Rb2 45. Rd4 f5 46. b4 Kf7 47. Rd7+ Ke6 48. Rxh7 Ne4+ 49. Kh2 f4 50. Kg1 Ng3 0-1

[Event "Medellin Raza Antioquia"]
[Site "Medellin"]
[Date "2024.10.12"]
[Round "5"]
[White "Arrieta Hernandez, Cristian"]
[Black "Barrientos Chavarriaga, Sergio E"]
[Result "0-1"]
[ECO "E14"]
[WhiteElo "2247"]
[BlackElo "2412"]
[PlyCount "80"]
[EventDate "2024.10.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CB43_2024"]
[Source "Chessbase"]
[SourceDate "2024.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.23"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 e6 3. e3 b6 4. d4 Bb7 5. Bd3 Bb4+ 6. Bd2 Bxd2+ 7. Nbxd2 d6 8. b4 Nbd7 9. 0-0 c5 10. a3 0-0 11. Re1 Qc7 12. e4 cxd4 13. Nxd4 a6 14. Rc1 Rac8 15. Bf1 Qb8 16. g3 Rc7 17. f4 Rfc8 18. Qe2 b5 19. h3 bxc4 20. e5 Qa7 21. Qe3 dxe5 22. fxe5 c3 23. N2b3 Ne4 24. Bg2 Nd2 25. Bxb7 Qxb7 26. Nxd2 cxd2 27. Qxd2 Nxe5 28. Rxc7 Qxc7 29. Qf4 f6 30. Nxe6 Qc6 31. Nd4 Qd5 32. Nf5 Nf3+ 33. Kf2 Nxe1 34. Ne7+ Kf7 35. Nxd5 Nd3+ 36. Ke2 Nxf4+ 37. gxf4 Ke6 38. Ne3 Rc3 39. f5+ Kd7 40. a4 Rb3 0-1

[Event "Medellin Raza Antioquia"]
[Site "Medellin"]
[Date "2024.10.12"]
[Round "4"]
[White "Barrientos Chavarriaga, Sergio E"]
[Black "Mitkov, Nikola"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "2412"]
[BlackElo "2346"]
[PlyCount "22"]
[EventDate "2024.10.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CB43_2024"]
[Source "Chessbase"]
[SourceDate "2024.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.23"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 d5 3. Nf3 c5 4. e3 Nc6 5. c3 Qb6 6. Qb3 c4 7. Qc2 Bf5 8. Qc1 e6 9. Nbd2 Be7 10. h3 0-0 11. Be2 h6 1/2-1/2

[Event "Medellin Raza Antioquia"]
[Site "Medellin"]
[Date "2024.10.11"]
[Round "3"]
[White "Barrientos Chavarriaga, Sergio E"]
[Black "Valderrama Castano, Julian Camilo"]
[Result "1-0"]
[ECO "A83"]
[WhiteElo "2412"]
[BlackElo "1909"]
[PlyCount "31"]
[EventDate "2024.10.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CB43_2024"]
[Source "Chessbase"]
[SourceDate "2024.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.23"]
[SourceQuality "1"]

1. d4 f5 2. e4 fxe4 3. Nc3 Nf6 4. Bg5 g6 5. h4 h5 6. f3 exf3 7. Nxf3 d6 8. Bd3 Kf7 9. 0-0 Kg7 10. Qe1 Bd7 11. Qg3 Be8 12. Bxf6+ exf6 13. Nd5 Be7 14. Nf4 Qc8 15. Nxg6 Qg4 16. Nxe7 1-0

[Event "Medellin Raza Antioquia"]
[Site "Medellin"]
[Date "2024.10.11"]
[Round "2"]
[White "Loaiza Cuervo, Santiago"]
[Black "Barrientos Chavarriaga, Sergio E"]
[Result "1/2-1/2"]
[ECO "B33"]
[WhiteElo "2046"]
[BlackElo "2412"]
[PlyCount "145"]
[EventDate "2024.10.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CB43_2024"]
[Source "Chessbase"]
[SourceDate "2024.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 d6 6. a4 Be7 7. N1c3 a6 8. Na3 Nf6 9. Bg5 0-0 10. Bxf6 Bxf6 11. Bc4 Be6 12. 0-0 Rc8 13. Nd5 Bg5 14. c3 Kh8 15. Qe2 f5 16. exf5 Bxf5 17. Bd3 Be6 18. Be4 Ne7 19. Rad1 Rc5 20. Nxe7 Qxe7 21. c4 g6 22. b3 Rcc8 23. Rd3 Qc7 24. Rfd1 Qc5 25. Rxd6 Rxf2 26. b4 Qa7 27. Qxf2 Be3 28. c5 Bxf2+ 29. Kxf2 Rxc5 30. bxc5 Qxc5+ 31. Kf1 Bg4 32. R1d3 Qc1+ 33. Kf2 Qf4+ 34. Bf3 e4 35. R3d4 Bxf3 36. gxf3 Qxf3+ 37. Ke1 Qxa3 38. Rd8+ Kg7 39. Rxe4 Qc1+ 40. Rd1 Qc6 41. Rdd4 Qc1+ 42. Kf2 Qc2+ 43. Kg3 Qc3+ 44. Kg2 g5 45. h4 h6 46. hxg5 hxg5 47. Kf2 Kg6 48. Ke2 Kf5 49. Rc4 Qb3 50. Red4 b6 51. Rd5+ Kg6 52. Rd6+ Kh5 53. Rdd4 Qg3 54. Kd2 Qf3 55. Re4 Kg6 56. Red4 Kf5 57. Rb4 Ke5 58. Rg4 Kf5 59. Rgd4 Qg2+ 60. Kd3 Qf1+ 61. Ke3 Qc1+ 62. Kd3 Qc6 63. Rbc4 Qf3+ 64. Kd2 a5 65. Kc2 Qe3 66. Kb2 Ke5 67. Rg4 Kd5 68. Rc2 Qe5+ 69. Ka2 Qf5 70. Rcg2 Kc6 71. Rxg5 Qf7+ 72. Kb2 Qf6+ 73. Ka2 1/2-1/2

[Event "Medellin Raza Antioquia"]
[Site "Medellin"]
[Date "2024.10.10"]
[Round "1"]
[White "Barrientos Chavarriaga, Sergio E"]
[Black "Castro Lombana, Juan Pablo"]
[Result "1-0"]
[ECO "B30"]
[WhiteElo "2412"]
[BlackElo "1984"]
[PlyCount "85"]
[EventDate "2024.10.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CB43_2024"]
[Source "Chessbase"]
[SourceDate "2024.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. Nc3 Nc6 4. Bb5 Nge7 5. 0-0 a6 6. Bxc6 Nxc6 7. d4 cxd4 8. Nxd4 Be7 9. Nxc6 bxc6 10. Qh5 0-0 11. Rd1 d5 12. Rd3 f5 13. exd5 exd5 14. Rh3 h6 15. Bxh6 Qe8 16. Re1 Qxh5 17. Rxh5 Bf6 18. Bf4 Bd7 19. Be5 Rfe8 20. f4 Re7 21. Na4 Rae8 22. Nc5 Bc8 23. Nd3 g6 24. Rh6 Bxe5 25. Nxe5 Re6 26. Re3 g5 27. Rxe6 Rxe6 28. fxg5 a5 29. Kf2 c5 30. Nd3 Rc6 31. Re7 Ba6 32. Ne5 Rb6 33. b3 a4 34. h4 c4 35. h5 cxb3 36. cxb3 axb3 37. axb3 Rxb3 38. h6 Rb2+ 39. Kg1 Rb1+ 40. Kh2 Rb6 41. Rg7+ Kf8 42. Nd7+ Ke8 43. Nxb6 1-0

[Event "Medellin Castro Memorial op-A 31st"]
[Site "Medellin"]
[Date "2024.08.11"]
[Round "10"]
[White "Barrientos Chavarriaga, Sergio E"]
[Black "Cordoba Roa, Angel Gabriel"]
[Result "0-1"]
[ECO "C84"]
[WhiteElo "2411"]
[BlackElo "2349"]
[PlyCount "94"]
[EventDate "2024.08.07"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "CBM 221 Extra"]
[Source "ChessBase"]
[SourceDate "2024.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2024.09.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d4 exd4 6. 0-0 Be7 7. Re1 b5 8. e5 Nxe5 9. Rxe5 bxa4 10. Nxd4 0-0 11. Nf5 Re8 12. Bg5 d6 13. Nxe7+ Rxe7 14. Bxf6 gxf6 15. Rh5 Re5 16. Nc3 a3 17. bxa3 Bb7 18. Rb1 Bc6 19. Rh3 Qe7 20. Rg3+ Kh8 21. h4 Qe6 22. Qd2 Rg8 23. Rxg8+ Kxg8 24. f3 Kg7 25. Rb4 h5 26. Qf4 Kh7 27. Rc4 d5 28. Rc5 d4 29. Qxd4 Rxc5 30. Qxc5 Qe1+ 31. Kh2 Qxh4+ 32. Kg1 Qe1+ 33. Kh2 Qe5+ 34. Qxe5 fxe5 35. Kg3 Kg6 36. Kf2 h4 37. Nd1 f5 38. Ke3 Kf6 39. Nf2 Bd5 40. Kd3 Bxa2 41. c4 Bb3 42. Kc3 Ba4 43. Nd3 Bc6 44. Nc5 Bxf3 45. gxf3 h3 46. Nd3 h2 47. Nf2 Kg5 0-1

[Event "Medellin Castro Memorial op-A 31st"]
[Site "Medellin"]
[Date "2024.08.11"]
[Round "9"]
[White "Herrera, Juan Sebastian"]
[Black "Barrientos Chavarriaga, Sergio E"]
[Result "0-1"]
[ECO "B83"]
[WhiteElo "2217"]
[BlackElo "2411"]
[PlyCount "86"]
[EventDate "2024.08.07"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "CBM 221 Extra"]
[Source "ChessBase"]
[SourceDate "2024.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2024.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 Nf6 4. Nc3 cxd4 5. Nxd4 e6 6. Be2 Be7 7. 0-0 0-0 8. Kh1 Nc6 9. f4 Bd7 10. Be3 Nxd4 11. Bxd4 Bc6 12. Bf3 Nd7 13. Qe1 e5 14. Be3 exf4 15. Bxf4 Ne5 16. Rd1 Qb6 17. b3 Rac8 18. Qd2 Bf6 19. Ne2 Rfe8 20. Nd4 Nxf3 21. gxf3 d5 22. exd5 Bxd5 23. Nf5 Red8 24. Nd6 Bc6 25. Qe2 Ra8 26. Qc4 Rf8 27. Ne4 Bxe4 28. fxe4 Rac8 29. Qe2 Rfe8 30. c4 Qc6 31. Rd5 b5 32. Rxb5 Rxe4 33. Qf3 Qe6 34. Bg5 Bxg5 35. Rxg5 Rd8 36. Qf5 Qe7 37. Rg2 g6 38. Qf2 Rd3 39. Qc2 Rde3 40. Qf2 Re1 41. Rxe1 Rxe1+ 42. Rg1 Re2 43. Qf3 Qe5 0-1

[Event "Medellin Castro Memorial op-A 31st"]
[Site "Medellin"]
[Date "2024.08.10"]
[Round "8"]
[White "Barrientos Chavarriaga, Sergio E"]
[Black "Rivera, Ingris"]
[Result "1-0"]
[ECO "B80"]
[WhiteElo "2411"]
[BlackElo "2148"]
[PlyCount "51"]
[EventDate "2024.08.07"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "CBM 221 Extra"]
[Source "ChessBase"]
[SourceDate "2024.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2024.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. g3 e6 7. Bg2 Be7 8. 0-0 0-0 9. Be3 Qc7 10. g4 Nc6 11. g5 Ne8 12. f4 Na5 13. Kh1 Nc4 14. Bc1 Bd7 15. f5 Ne5 16. a4 Qd8 17. Qh5 Rc8 18. Nce2 d5 19. Bf4 Nc4 20. Rf3 e5 21. Rh3 h6 22. gxh6 Nf6 23. Qf3 exf4 24. hxg7 Re8 25. Qxf4 Nxe4 26. Rh8+ 1-0

[Event "Medellin Castro Memorial op-A 31st"]
[Site "Medellin"]
[Date "2024.08.10"]
[Round "7"]
[White "Carrillo Parra, Miguel Alfredo"]
[Black "Barrientos Chavarriaga, Sergio E"]
[Result "0-1"]
[ECO "A47"]
[WhiteElo "2209"]
[BlackElo "2411"]
[PlyCount "70"]
[EventDate "2024.08.07"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "CBM 221 Extra"]
[Source "ChessBase"]
[SourceDate "2024.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2024.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. e3 c5 4. Bd3 b6 5. 0-0 Bb7 6. b3 Nc6 7. a3 d5 8. Bb2 cxd4 9. exd4 g6 10. Ne5 Bg7 11. Nd2 0-0 12. Nxc6 Bxc6 13. a4 Qc7 14. Qe2 Nd7 15. Ra2 Rfe8 16. f4 Nf6 17. Raa1 Bb7 18. Rf2 a6 19. Rc1 Rec8 20. c3 b5 21. Ra1 bxa4 22. Rxa4 a5 23. Rf1 Bc6 24. Ra2 Rcb8 25. g3 a4 26. b4 Nd7 27. Ra3 Nb6 28. Bc1 Re8 29. Qg4 Nc8 30. Nf3 Nd6 31. Bd2 Bb5 32. Bxb5 Nxb5 33. Rfa1 Nxa3 34. Rxa3 f6 35. h4 Qc4 0-1

[Event "Medellin Castro Memorial op-A 31st"]
[Site "Medellin"]
[Date "2024.08.09"]
[Round "6"]
[White "Barrientos Chavarriaga, Sergio E"]
[Black "Paredes Lagos, Anthony Javier"]
[Result "0-1"]
[ECO "B33"]
[WhiteElo "2411"]
[BlackElo "2364"]
[PlyCount "80"]
[EventDate "2024.08.07"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "CBM 221 Extra"]
[Source "ChessBase"]
[SourceDate "2024.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2024.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Qb6 5. Nb3 Nf6 6. Nc3 e6 7. Be3 Qc7 8. a3 a6 9. f4 d6 10. Qf3 Be7 11. g4 b5 12. g5 Nd7 13. h4 Bb7 14. 0-0-0 Rc8 15. Kb1 b4 16. axb4 Nxb4 17. Bd4 e5 18. fxe5 Nxe5 19. Bxe5 dxe5 20. Bh3 Rd8 21. Rxd8+ Bxd8 22. Rd1 0-0 23. Rd7 Qb8 24. Nc5 Bc6 25. Rd1 Bb6 26. Nd7 Bxd7 27. Rxd7 Bd4 28. Na4 Nc6 29. h5 Qb4 30. h6 Qe1+ 31. Ka2 Qe3 32. Qf1 Nb4+ 33. Kb1 gxh6 34. gxh6 Qxh6 35. c3 Qc6 36. cxb4 Qxa4 37. Be6 Qxb4 38. Bxf7+ Kg7 39. Bd5+ Kh8 40. Qg2 Rf1+ 0-1

[Event "Medellin Castro Memorial op-A 31st"]
[Site "Medellin"]
[Date "2024.08.09"]
[Round "5"]
[White "Espinosa Veloz, Ermes"]
[Black "Barrientos Chavarriaga, Sergio E"]
[Result "1/2-1/2"]
[ECO "B42"]
[WhiteElo "2508"]
[BlackElo "2411"]
[PlyCount "40"]
[EventDate "2024.08.07"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "CBM 221 Extra"]
[Source "ChessBase"]
[SourceDate "2024.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2024.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 Bc5 6. Nb3 Ba7 7. 0-0 Ne7 8. c4 Nbc6 9. Nc3 0-0 10. Qe2 d6 11. Be3 e5 12. Nd5 a5 13. Bxa7 Rxa7 14. Qe3 Be6 15. Rad1 a4 16. Nc1 Bxd5 17. exd5 Nd4 18. Ne2 Nxe2+ 19. Bxe2 Ra5 20. Bd3 Ra7 1/2-1/2

[Event "Medellin Castro Memorial op-A 31st"]
[Site "Medellin"]
[Date "2024.08.08"]
[Round "4"]
[White "Barrientos Chavarriaga, Sergio E"]
[Black "Tobar Beltran, Carlos Andres"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "2411"]
[BlackElo "2075"]
[PlyCount "41"]
[EventDate "2024.08.07"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "CBM 221 Extra"]
[Source "ChessBase"]
[SourceDate "2024.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2024.09.30"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 c5 4. dxc5 Nc6 5. Nf3 Bg4 6. Bb5 e6 7. Bxc6+ bxc6 8. Be3 Rb8 9. Nbd2 Nh6 10. c3 a5 11. Qa4 Bxf3 12. Nxf3 Rxb2 13. Qxc6+ Qd7 14. Qa6 Qb5 15. Qc8+ Ke7 16. Nd4 Rb1+ 17. Rxb1 Qxb1+ 18. Ke2 Qb2+ 19. Kf3 f6 20. Qxe6+ Kd8 21. c6 1-0

[Event "Medellin Castro Memorial op-A 31st"]
[Site "Medellin"]
[Date "2024.08.08"]
[Round "3"]
[White "Salcedo Perez, Pablo Esteban"]
[Black "Barrientos Chavarriaga, Sergio E"]
[Result "0-1"]
[ECO "B41"]
[WhiteElo "2097"]
[BlackElo "2411"]
[PlyCount "80"]
[EventDate "2024.08.07"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "CBM 221 Extra"]
[Source "ChessBase"]
[SourceDate "2024.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2024.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. Nc3 cxd4 5. Nxd4 a6 6. a3 Qc7 7. e4 b6 8. Be2 Bb7 9. f3 Be7 10. 0-0 d6 11. Be3 Nbd7 12. Rc1 0-0 13. b4 Rac8 14. Qb3 Rfe8 15. Rfd1 Qb8 16. Kh1 Bd8 17. g4 h6 18. Rg1 d5 19. cxd5 exd5 20. g5 hxg5 21. Nf5 g4 22. Nxd5 Rxc1 23. Nxf6+ Bxf6 24. Bxc1 Ne5 25. Bf4 Qd8 26. Bxe5 Bxe5 27. Rxg4 Kf8 28. Rh4 Kg8 29. Bc4 Rf8 30. Rg4 Kh7 31. Rh4+ Kg8 32. Rg4 Kh7 33. Qe3 Qd1+ 34. Rg1 Qc2 35. Rg2 Qxc4 36. Qe1 Re8 37. Qh4+ Kg8 38. Nh6+ Kf8 39. Nf5 Qf1+ 40. Rg1 Qxf3+ 0-1

[Event "Medellin Castro Memorial op-A 31st"]
[Site "Medellin"]
[Date "2024.08.07"]
[Round "2"]
[White "Barrientos Chavarriaga, Sergio E"]
[Black "Ospina Castro, Santiago"]
[Result "1-0"]
[ECO "C10"]
[WhiteElo "2411"]
[BlackElo "2062"]
[PlyCount "63"]
[EventDate "2024.08.07"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "CBM 221 Extra"]
[Source "ChessBase"]
[SourceDate "2024.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2024.09.30"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nd7 5. Nf3 Ngf6 6. Bd3 c5 7. 0-0 cxd4 8. Nxf6+ Nxf6 9. Nxd4 Bc5 10. Nf3 0-0 11. Bg5 b6 12. Qe2 Qc7 13. Ne5 Rd8 14. Rae1 Bb7 15. Kh1 Bd4 16. f4 Bxb2 17. Bxf6 gxf6 18. Qg4+ Kf8 19. Bxh7 Bxe5 20. fxe5 f5 21. Qg8+ Ke7 22. Qg5+ Kf8 23. Bxf5 exf5 24. e6 Qe7 25. Qh6+ Kg8 26. Rxf5 f6 27. Rxf6 Bxg2+ 28. Kxg2 Rd2+ 29. Kh3 Qh7 30. Rg1+ Kh8 31. Qxh7+ Kxh7 32. Rf4 1-0

[Event "Medellin Castro Memorial op-A 31st"]
[Site "Medellin"]
[Date "2024.08.07"]
[Round "1"]
[White "Diaz Gonzalez, Ana Sofia"]
[Black "Barrientos Chavarriaga, Sergio E"]
[Result "0-1"]
[ECO "B13"]
[WhiteElo "1978"]
[BlackElo "2411"]
[PlyCount "48"]
[EventDate "2024.08.07"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "COL"]
[SourceTitle "CBM 221 Extra"]
[Source "ChessBase"]
[SourceDate "2024.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2024.09.30"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Qc7 6. h3 Nf6 7. Nf3 g6 8. 0-0 Bf5 9. Re1 Bxd3 10. Qxd3 Bg7 11. Nbd2 0-0 12. Qe2 Rae8 13. Ne5 Nd7 14. Ndf3 f6 15. Ng4 e5 16. Qb5 e4 17. Qxd5+ Kh8 18. Nh4 f5 19. Nh6 Nf6 20. Qb3 f4 21. N6f5 gxf5 22. Nxf5 Nh5 23. Nxg7 Qxg7 24. Qb5 Rg8 0-1

[Event "American Continental 18th"]
[Site "Medellin"]
[Date "2024.06.02"]
[Round "11"]
[White "Barrientos Chavarriaga, Sergio E"]
[Black "Flores Quillas, Diego Saul Rodrigo"]
[Result "0-1"]
[ECO "B51"]
[WhiteElo "2425"]
[BlackElo "2431"]
[PlyCount "100"]
[EventDate "2024.05.24"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "COL"]
[SourceTitle "CBM 220 Extra"]
[Source "ChessBase"]
[SourceDate "2024.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.07.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. c4 a6 5. Ba4 Ngf6 6. Nc3 e6 7. 0-0 Qc7 8. d3 Be7 9. Ne1 b6 10. f4 Bb7 11. a3 0-0 12. g4 Nb8 13. Qe2 Nc6 14. Bxc6 Bxc6 15. g5 Nd7 16. f5 Rfe8 17. Ng2 Bf8 18. fxe6 fxe6 19. Bf4 Qd8 20. Rae1 b5 21. Qg4 Ra7 22. Qg3 Nb6 23. g6 h6 24. b3 d5 25. Nd1 dxe4 26. dxe4 bxc4 27. Nf2 cxb3 28. Ng4 Nc4 29. Rd1 Qa8 30. Qxb3 Bxe4 31. Rf2 h5 32. Nh6+ gxh6 33. Qxc4 Bxg6 34. Bd6 Bxd6 35. Rxd6 Rg7 36. Kf1 Qb8 37. Qxc5 Qb1+ 38. Ne1 Bf5 39. Rf3 Rf8 40. Rd2 Qe4 41. Kf2 Rff7 42. Qd4 Qb7 43. Rb2 Qc7 44. Qf4 Qc5+ 45. Qe3 Qd6 46. Qf4 e5 47. Qb4 Qg6 48. Qb8+ Kh7 49. Qxe5 Qg1+ 50. Ke2 Re7 0-1

[Event "American Continental Rapid 18th"]
[Site "Medellin"]
[Date "2024.06.01"]
[Round "9"]
[White "Araujo Sanchez, Josue"]
[Black "Barrientos Chavarriaga, Sergio E"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2266"]
[BlackElo "2414"]
[PlyCount "72"]
[EventDate "2024.06.01"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 220 Extra"]
[Source "ChessBase"]
[SourceDate "2024.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.07.31"]
[SourceQuality "1"]

1. Nc3 c5 2. d4 cxd4 3. Qxd4 Nc6 4. Qd3 e6 5. e4 a6 6. Bf4 Nf6 7. 0-0-0 Bb4 8. f3 0-0 9. g4 d5 10. a3 Bxc3 11. Qxc3 d4 12. Qc5 e5 13. Bg3 Be6 14. g5 Nd7 15. Qd6 Qxg5+ 16. f4 exf4 17. Bxf4 Qa5 18. Bh3 Nc5 19. Bd2 Qb6 20. Bxe6 Nxe6 21. Nf3 Rfd8 22. Qg3 d3 23. Bc3 Qe3+ 24. Kb1 dxc2+ 25. Kxc2 Qxe4+ 26. Kb3 Qg6 27. Qh4 Nc5+ 28. Ka2 Qe6+ 29. Ka1 Nb3+ 30. Kb1 Qf5+ 31. Ka2 Rxd1 32. Rxd1 Qxf3 33. Rd6 Nc1+ 34. Ka1 Ne2 35. Be5 Qf1+ 36. Ka2 Nc1+ 0-1

[Event "American Continental Rapid 18th"]
[Site "Medellin"]
[Date "2024.06.01"]
[Round "5"]
[White "Arias Gaviria, Mario Alexis"]
[Black "Barrientos Chavarriaga, Sergio E"]
[Result "1-0"]
[ECO "E62"]
[WhiteElo "2259"]
[BlackElo "2414"]
[PlyCount "97"]
[EventDate "2024.06.01"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 220 Extra"]
[Source "ChessBase"]
[SourceDate "2024.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.07.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 0-0 5. 0-0 d6 6. c4 c6 7. Nc3 Qa5 8. e4 Bg4 9. h3 Bxf3 10. Bxf3 e5 11. d5 Rd8 12. Be3 Na6 13. a3 Qc7 14. Rc1 c5 15. Qd2 h5 16. Kg2 Qd7 17. Nb5 Rf8 18. Qa5 Kh7 19. Bg5 Ng8 20. Be2 f6 21. Be3 Rf7 22. Qd2 Ne7 23. Bd3 Nc7 24. Nxc7 Qxc7 25. f4 exf4 26. Bxf4 Qd7 27. Qe2 Kg8 28. b4 b6 29. bxc5 bxc5 30. Rb1 Re8 31. Rb3 Nf5 32. Qb2 Nd4 33. Rb8 f5 34. Qb1 Rxb8 35. Qxb8+ Bf8 36. exf5 Nxf5 37. Re1 Kh7 38. Qe8 Qb7 39. Rb1 Qc7 40. g4 Nd4 41. Bg5 Kg7 42. gxh5 Nf5 43. hxg6 Kxg6 44. h4 Kg7 45. Qe6 Ne7 46. Bh6+ Kg8 47. Rf1 Nxd5 48. Bh7+ Kh8 49. Rxf7 1-0

[Event "American Continental Rapid 18th"]
[Site "Medellin"]
[Date "2024.06.01"]
[Round "2"]
[White "Barrientos Chavarriaga, Sergio E"]
[Black "Clavijo Romero, Leonardo"]
[Result "1-0"]
[ECO "D15"]
[WhiteElo "2414"]
[BlackElo "1903"]
[PlyCount "99"]
[EventDate "2024.06.01"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 220 Extra"]
[Source "ChessBase"]
[SourceDate "2024.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.07.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 a6 5. a4 e6 6. e3 Be7 7. Bd3 a5 8. 0-0 Nbd7 9. e4 dxe4 10. Nxe4 Nxe4 11. Bxe4 Nf6 12. Bc2 c5 13. Qe2 0-0 14. Rd1 Qc7 15. b3 Re8 16. Bb2 Qf4 17. dxc5 Bxc5 18. Be5 Qg4 19. h3 Qh5 20. Bd4 b6 21. Bxc5 bxc5 22. Qe5 Qxe5 23. Nxe5 Bb7 24. Rd6 Rad8 25. Rad1 Rxd6 26. Rxd6 g6 27. Rb6 Be4 28. Bxe4 Nxe4 29. f3 Nd2 30. Nd7 Rd8 31. Nxc5 Nb1 32. Nb7 Rd2 33. c5 h5 34. h4 Nc3 35. Nd6 Nd5 36. Rb8+ Kg7 37. c6 Rc2 38. Nc4 Rc1+ 39. Kf2 Rc2+ 40. Ke1 Rxg2 41. Rd8 Nc7 42. Rd7 Na6 43. Ra7 Nc5 44. c7 Nd3+ 45. Kf1 Rf2+ 46. Kg1 Rxf3 47. c8Q Rg3+ 48. Kh2 Rg4 49. Qxe6 Rxh4+ 50. Kg3 1-0

[Event "American Continental Rapid 18th"]
[Site "Medellin"]
[Date "2024.06.01"]
[Round "4"]
[White "Barrientos Chavarriaga, Sergio E"]
[Black "Flores Quillas, Diego Saul Rodrigo"]
[Result "1-0"]
[ECO "A61"]
[WhiteElo "2414"]
[BlackElo "2453"]
[PlyCount "101"]
[EventDate "2024.06.01"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 220 Extra"]
[Source "ChessBase"]
[SourceDate "2024.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.07.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. Nf3 g6 7. Bf4 a6 8. a4 Bg7 9. h3 0-0 10. e3 Qe7 11. Be2 Nbd7 12. 0-0 Ne8 13. Nd2 Rb8 14. a5 f5 15. Nc4 Ne5 16. Re1 Bd7 17. Qb3 Nxc4 18. Bxc4 Qd8 19. Bh2 b5 20. axb6 Rxb6 21. Qc2 Nc7 22. Ra2 Bb5 23. Na4 Rb7 24. Nxc5 Rb8 25. Ne6 Nxe6 26. dxe6 Qe7 27. Bxb5 axb5 28. Ra6 Rbd8 29. Qb3 Rfe8 30. Qxb5 Qxe6 31. Rd1 Rb8 32. Rb6 Rxb6 33. Qxb6 d5 34. Qb5 Rd8 35. Bf4 h6 36. b3 g5 37. Bc7 Rd7 38. Qb8+ Kh7 39. Bb6 f4 40. exf4 gxf4 41. Qxf4 Be5 42. Qg4 Qxg4 43. hxg4 d4 44. Kf1 d3 45. Be3 Bc3 46. f4 Bb4 47. Kf2 Kg6 48. Kf3 Kf6 49. Bd2 Bc5 50. Bc3+ Kg6 51. Ke4 1-0

[Event "American Continental Rapid 18th"]
[Site "Medellin"]
[Date "2024.06.01"]
[Round "6"]
[White "Barrientos Chavarriaga, Sergio E"]
[Black "Soriano Quispe, Ivan Excender"]
[Result "0-1"]
[ECO "E05"]
[WhiteElo "2414"]
[BlackElo "2293"]
[PlyCount "40"]
[EventDate "2024.06.01"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 220 Extra"]
[Source "ChessBase"]
[SourceDate "2024.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.07.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 Be7 5. Bg2 0-0 6. 0-0 dxc4 7. Qc2 a6 8. a4 Bd7 9. Qxc4 Bc6 10. Bg5 Nbd7 11. Nc3 a5 12. e3 h6 13. Bxf6 Nxf6 14. Ne5 Bxg2 15. Kxg2 Bb4 16. f3 c5 17. Nb5 Rc8 18. e4 cxd4 19. Qxd4 Rc2+ 20. Rf2 Bc5 0-1

[Event "American Continental Rapid 18th"]
[Site "Medellin"]
[Date "2024.06.01"]
[Round "8"]
[White "Barrientos Chavarriaga, Sergio E"]
[Black "Univio Sanchez, German"]
[Result "1-0"]
[ECO "E90"]
[WhiteElo "2414"]
[BlackElo "2024"]
[PlyCount "73"]
[EventDate "2024.06.01"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 220 Extra"]
[Source "ChessBase"]
[SourceDate "2024.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.07.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 d6 3. Nf3 Nbd7 4. Nc3 e5 5. e4 g6 6. d5 a5 7. h3 Bg7 8. Be3 0-0 9. g4 Nc5 10. Nd2 Kh8 11. Be2 Ng8 12. h4 f5 13. h5 Nf6 14. h6 fxg4 15. hxg7+ Kxg7 16. Bh6+ Kg8 17. Bxf8 Qxf8 18. Qc2 Nh5 19. Rg1 Nf4 20. Nf1 Qh6 21. Qd2 a4 22. Qe3 Ra6 23. 0-0-0 Qh4 24. Ng3 h5 25. Kc2 Qd8 26. Nf1 c6 27. f3 Qa5 28. fxg4 h4 29. Nd2 Rb6 30. a3 g5 31. dxc6 bxc6 32. Nf3 Rb3 33. Rxd6 Qb6 34. Rb1 Ba6 35. Nxe5 Nfe6 36. Qf2 Qc7 37. Qf6 1-0

[Event "American Continental Rapid 18th"]
[Site "Medellin"]
[Date "2024.06.01"]
[Round "7"]
[White "Lopez Gaviria, Alvaro Diego"]
[Black "Barrientos Chavarriaga, Sergio E"]
[Result "0-1"]
[ECO "A47"]
[WhiteElo "1971"]
[BlackElo "2414"]
[PlyCount "90"]
[EventDate "2024.06.01"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 220 Extra"]
[Source "ChessBase"]
[SourceDate "2024.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.07.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 e6 3. e3 c5 4. Nd2 cxd4 5. exd4 b6 6. Ngf3 Bb7 7. h3 Be7 8. Bd3 d6 9. 0-0 Nbd7 10. Bh2 0-0 11. Qe2 a6 12. Rfe1 Qc7 13. Rac1 Rfe8 14. a3 Bf8 15. Ne4 Nxe4 16. Bxe4 Bxe4 17. Qxe4 Nf6 18. Qh4 b5 19. c3 Qc6 20. Ng5 h6 21. Ne4 Nxe4 22. Qxe4 Qxe4 23. Rxe4 d5 24. Re2 a5 25. Ra1 Rec8 26. Bf4 b4 27. cxb4 axb4 28. a4 b3 29. Re3 Rc4 30. Rxb3 Rxd4 31. Be3 Rdxa4 32. Rxa4 Rxa4 33. Rb8 d4 34. Bf4 d3 35. Be3 e5 36. f3 f5 37. Kf2 Kf7 38. Rb7+ Ke6 39. Rb6+ Kd7 40. g4 f4 41. Rb7+ Kc6 42. Rf7 fxe3+ 43. Kxe3 Rd4 44. Kd2 Bb4+ 45. Kd1 d2 0-1

[Event "American Continental Rapid 18th"]
[Site "Medellin"]
[Date "2024.06.01"]
[Round "1"]
[White "Negron Lizarazo, Juan Sebastian"]
[Black "Barrientos Chavarriaga, Sergio E"]
[Result "0-1"]
[ECO "B40"]
[WhiteElo "1854"]
[BlackElo "2414"]
[PlyCount "110"]
[EventDate "2024.06.01"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 220 Extra"]
[Source "ChessBase"]
[SourceDate "2024.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.07.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d3 Nc6 4. Nc3 d5 5. exd5 exd5 6. g3 d4 7. Ne4 h6 8. Bg2 Nf6 9. Nxf6+ Qxf6 10. 0-0 Be7 11. Bf4 0-0 12. Re1 Bg4 13. Qd2 Bd6 14. Bxd6 Qxd6 15. h3 Be6 16. Re2 a5 17. a3 a4 18. Rae1 Ra6 19. Ne5 Nxe5 20. Rxe5 Rb6 21. c3 dxc3 22. Qxc3 Rc8 23. R5e3 Rb3 24. Qc2 Qd4 25. R1e2 c4 26. dxc4 Rxc4 27. Qd2 Qxd2 28. Rxd2 Rc1+ 29. Kh2 Rxe3 30. fxe3 b5 31. Be4 g5 32. Kg2 Kg7 33. g4 Bc4 34. Bf5 Kf6 35. Rc2 Rd1 36. Rf2 Ke5 37. Bc2 Re1 38. Rf5+ Kd6 39. e4 Be6 40. Rf2 Bc4 41. Rf5 Re3 42. Rf3 Rxf3 43. Kxf3 Ke5 44. Ke3 f6 45. Bd3 Bxd3 46. Kxd3 Kf4 47. Kd4 Kg3 48. Kd5 Kf3 49. Kd4 Kf4 50. Kd3 Kg3 51. Ke3 Kxh3 52. Kf3 Kh4 53. Ke3 Kxg4 54. Kd4 Kf4 55. Kc5 g4 0-1

[Event "American Continental Rapid 18th"]
[Site "Medellin"]
[Date "2024.06.01"]
[Round "3"]
[White "Otalora Pacheco, Carlos Eduardo"]
[Black "Barrientos Chavarriaga, Sergio E"]
[Result "0-1"]
[ECO "E91"]
[WhiteElo "2203"]
[BlackElo "2414"]
[PlyCount "79"]
[EventDate "2024.06.01"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 220 Extra"]
[Source "ChessBase"]
[SourceDate "2024.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.07.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. Nc3 d6 5. e4 0-0 6. Be2 c6 7. 0-0 a6 8. Qc2 Bg4 9. Be3 Nbd7 10. a3 e5 11. Rac1 Bxf3 12. Bxf3 exd4 13. Bxd4 Re8 14. Rfd1 Qe7 15. b4 Rac8 16. Be3 h5 17. h3 Qe6 18. Qa2 Ne5 19. Be2 b5 20. cxb5 Qxa2 21. Nxa2 axb5 22. Nc3 Bf8 23. Rc2 Ra8 24. Bc1 Ned7 25. f3 Nb6 26. Nb1 Rac8 27. Bf4 d5 28. Bg5 Nh7 29. Bc1 dxe4 30. fxe4 Nf6 31. Be3 Na4 32. Rdc1 Rxe4 33. Kf2 Rxe3 34. Kxe3 Bh6+ 35. Kf3 Bxc1 36. Rxc1 Nb6 37. Nd2 Nfd7 38. Ne4 Ra8 39. Rxc6 Ne5+ 40. Ke3 0-1

[Event "American Continental 18th"]
[Site "Medellin"]
[Date "2024.05.31"]
[Round "10"]
[White "Vasquez Toledo, Cristian"]
[Black "Barrientos Chavarriaga, Sergio E"]
[Result "1/2-1/2"]
[ECO "B47"]
[WhiteElo "2274"]
[BlackElo "2425"]
[PlyCount "75"]
[EventDate "2024.05.24"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "COL"]
[SourceTitle "CBM 220 Extra"]
[Source "ChessBase"]
[SourceDate "2024.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.07.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be2 a6 7. Nxc6 bxc6 8. Qd3 Nf6 9. Qg3 Qxg3 10. hxg3 d5 11. g4 Rb8 12. g5 Nd7 13. f4 Be7 14. e5 c5 15. Kf2 Bb7 16. Bf3 0-0 17. Bd2 d4 18. Ne4 f5 19. exf6 gxf6 20. Rh6 fxg5 21. Rah1 g4 22. Bxg4 Bxe4 23. Bxe6+ Rf7 24. Bxd7 Rxb2 25. Be6 Rxc2 26. Ke2 c4 27. f5 Bxf5 28. Bxf7+ Kxf7 29. Rf1 c3 30. Rxf5+ Kg7 31. Rc6 Rxd2+ 32. Kf3 c2 33. Ke4 d3 34. Rc7 Kg6 35. Rc6+ Kg7 36. Rc7 Kg6 37. Rc6+ Kg7 38. Kf3 1/2-1/2

[Event "American Continental 18th"]
[Site "Medellin"]
[Date "2024.05.30"]
[Round "9"]
[White "Barrientos Chavarriaga, Sergio E"]
[Black "Munoz Sanchez, Miguel Angel"]
[Result "1-0"]
[ECO "E91"]
[WhiteElo "2425"]
[BlackElo "2194"]
[PlyCount "67"]
[EventDate "2024.05.24"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "COL"]
[SourceTitle "CBM 220 Extra"]
[Source "ChessBase"]
[SourceDate "2024.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.07.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 d6 3. Nf3 g6 4. Nc3 Bf5 5. Nh4 Bd7 6. h3 Bg7 7. Nf3 c5 8. d5 Na6 9. e4 0-0 10. Bd3 Nc7 11. 0-0 a6 12. a4 b6 13. Re1 e5 14. dxe6 Nxe6 15. Be3 Bc6 16. Qd2 Nd7 17. Nd5 Ne5 18. Nxe5 dxe5 19. a5 b5 20. b4 Nd4 21. Bxd4 cxd4 22. Nb6 Ra7 23. cxb5 Bxb5 24. Bxb5 axb5 25. Qd3 f5 26. Qxb5 Qh4 27. Ra2 Kh8 28. Nd7 Rc8 29. exf5 e4 30. f6 Bh6 31. f7 Bg7 32. f8Q+ Bxf8 33. Nxf8 Rxf8 34. Qc5 1-0

[Event "American Continental Blitz 18th"]
[Site "Medellin"]
[Date "2024.05.29"]
[Round "2"]
[White "Barrientos Chavarriaga, Sergio E"]
[Black "Chavez Duero, Brayan Steven"]
[Result "1-0"]
[ECO "B37"]
[WhiteElo "2425"]
[BlackElo "2042"]
[PlyCount "89"]
[EventDate "2024.05.29"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 220 Extra"]
[Source "ChessBase"]
[SourceDate "2024.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.07.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. Nf3 cxd4 4. Nxd4 Nc6 5. Nc3 g6 6. e4 d6 7. Nc2 Bg7 8. Be2 0-0 9. 0-0 a5 10. Na3 Nd7 11. Bd2 Nc5 12. Nab5 Bd7 13. Be3 Ne5 14. f4 Bxb5 15. cxb5 Ned7 16. Bf3 Nb6 17. Qe2 Nba4 18. Nxa4 Nxa4 19. e5 dxe5 20. Bxb7 exf4 21. Rxf4 Rb8 22. Rd1 Qc7 23. Bc6 Nxb2 24. Rd7 Qe5 25. Re4 Qf5 26. g4 Qf6 27. Bd4 Qg5 28. Bxg7 Kxg7 29. Qxb2+ Kg8 30. Qd2 Qc5+ 31. Kg2 e6 32. a4 Qb6 33. Qd4 Rfc8 34. Qxb6 Rxb6 35. Rc4 Kf8 36. Ra7 Rd8 37. Rxa5 Rd2+ 38. Kg3 Kg7 39. Ra7 Rb8 40. Rd7 Ra2 41. Rf4 Rf8 42. b6 e5 43. Rfxf7+ Rxf7 44. Rxf7+ Kxf7 45. Bd5+ 1-0

[Event "American Continental Blitz 18th"]
[Site "Medellin"]
[Date "2024.05.29"]
[Round "8"]
[White "Barrientos Chavarriaga, Sergio E"]
[Black "Marrujo Pardo, Mauricio Emmanuel"]
[Result "1-0"]
[ECO "E90"]
[WhiteElo "2425"]
[BlackElo "2350"]
[PlyCount "55"]
[EventDate "2024.05.29"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 220 Extra"]
[Source "ChessBase"]
[SourceDate "2024.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.07.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. h3 e5 7. d5 Nbd7 8. Be3 Nc5 9. Nd2 a5 10. g4 Nfd7 11. h4 f5 12. gxf5 gxf5 13. exf5 Nf6 14. Qc2 Ng4 15. Bxc5 Bxf5 16. Bd3 Bxd3 17. Qxd3 dxc5 18. Nce4 Rf4 19. f3 Nf6 20. 0-0-0 Qe7 21. h5 Bh6 22. Kb1 Rf8 23. Rhf1 Ne8 24. Rg1+ Kh8 25. Rg4 Nd6 26. Rdg1 Nxe4 27. Nxe4 Rxf3 28. Qxf3 1-0

[Event "American Continental Blitz 18th"]
[Site "Medellin"]
[Date "2024.05.29"]
[Round "6"]
[White "Barrientos Chavarriaga, Sergio E"]
[Black "Mora Munoz, Alejandro"]
[Result "0-1"]
[ECO "E05"]
[WhiteElo "2425"]
[BlackElo "2066"]
[PlyCount "70"]
[EventDate "2024.05.29"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 220 Extra"]
[Source "ChessBase"]
[SourceDate "2024.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.07.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 0-0 6. 0-0 dxc4 7. Qc2 a6 8. a4 Bd7 9. Qxc4 Bc6 10. Bg5 Nbd7 11. Nbd2 a5 12. Rfd1 Bxf3 13. Bxf3 c6 14. e4 Nxe4 15. Nxe4 Bxg5 16. Qb3 Rb8 17. Nd6 Be7 18. Nc4 Qc7 19. Rac1 Nf6 20. Ne3 Qd6 21. Rc4 Nd5 22. Bxd5 exd5 23. Rc5 Bd8 24. Rdc1 Re8 25. R1c2 Re4 26. Kg2 g6 27. Qc3 Bb6 28. Qd3 Bxc5 29. Rxc5 Qf6 30. Nc2 Rbe8 31. Kf1 Qf5 32. Qd2 Qh3+ 33. Kg1 Re2 34. Qc3 Qf5 35. f3 Qh3 0-1

[Event "American Continental Blitz 18th"]
[Site "Medellin"]
[Date "2024.05.29"]
[Round "4"]
[White "Barrientos Chavarriaga, Sergio E"]
[Black "Santos Flores, Alberto Javier"]
[Result "0-1"]
[ECO "D15"]
[WhiteElo "2425"]
[BlackElo "2191"]
[PlyCount "58"]
[EventDate "2024.05.29"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 220 Extra"]
[Source "ChessBase"]
[SourceDate "2024.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.07.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dxc4 5. e4 b5 6. Be2 e6 7. 0-0 Bb7 8. Rb1 a6 9. b3 cxb3 10. Rxb3 Be7 11. e5 Nd5 12. Ne4 Nd7 13. Bg5 0-0 14. Qc1 c5 15. dxc5 Rc8 16. Nd6 Rxc5 17. Qd2 Ba8 18. Ne4 Rc8 19. Bd3 Nc5 20. Nxc5 Rxc5 21. Bxe7 Nxe7 22. Bxh7+ Kxh7 23. Rd3 Rd5 24. Ng5+ Kg8 25. Qf4 Ng6 26. Qg4 Rxd3 27. Qh5 Re8 28. f4 Qd4+ 29. Kh1 Rd2 0-1

[Event "American Continental Blitz 18th"]
[Site "Medellin"]
[Date "2024.05.29"]
[Round "5"]
[White "Cabiativa, Juan Esteban"]
[Black "Barrientos Chavarriaga, Sergio E"]
[Result "0-1"]
[ECO "B94"]
[WhiteElo "2078"]
[BlackElo "2425"]
[PlyCount "100"]
[EventDate "2024.05.29"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 220 Extra"]
[Source "ChessBase"]
[SourceDate "2024.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.07.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. Bc4 Qb6 8. Bb3 h6 9. Be3 Qa5 10. f3 e6 11. Qe2 Nc5 12. 0-0-0 Bd7 13. Kb1 b5 14. a3 b4 15. axb4 Qxb4 16. Rhe1 a5 17. Nd5 exd5 18. Bd2 Qb7 19. exd5+ Kd8 20. Bc3 Nxb3 21. Nc6+ Bxc6 22. dxc6 Qxc6 23. cxb3 Kd7 24. Qd3 Re8 25. Qf5+ Re6 26. Rc1 Qd5 27. Qc2 Rxe1 28. Bxe1 Be7 29. Qc7+ Ke6 30. Bxa5 Nd7 31. Re1+ Ne5 32. f4 Ra8 33. b4 Qd3+ 34. Ka1 Bd8 35. Qc6 Bxa5 36. Qxa8 Bxb4 37. Qe8+ Kf5 38. Qc8+ Kg6 39. fxe5 Bxe1 40. exd6 Qxd6 41. Qc2+ f5 42. Qe2 Bb4 43. g4 fxg4 44. Qe4+ Kg5 45. Qe3+ Qf4 46. Qe2 Bd6 47. Qb5+ Be5 48. Qd7 Qd4 49. Qe7+ Bf6 50. Qe2 Qxb2+ 0-1

[Event "American Continental Blitz 18th"]
[Site "Medellin"]
[Date "2024.05.29"]
[Round "3"]
[White "Gonzalez Lopez, Nicolas Mateo"]
[Black "Barrientos Chavarriaga, Sergio E"]
[Result "0-1"]
[ECO "A13"]
[WhiteElo "2220"]
[BlackElo "2425"]
[PlyCount "103"]
[EventDate "2024.05.29"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 220 Extra"]
[Source "ChessBase"]
[SourceDate "2024.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.07.31"]
[SourceQuality "1"]

1. c4 Nf6 2. g3 e6 3. Bg2 d5 4. Nf3 dxc4 5. Qa4+ Nbd7 6. Qxc4 a6 7. Qc2 c5 8. Nc3 Bd6 9. d4 0-0 10. 0-0 Qe7 11. Rd1 h6 12. a3 Rb8 13. dxc5 Bxc5 14. b4 Ba7 15. Bb2 b5 16. Ne4 Nxe4 17. Qxe4 Bb7 18. Qg4 Nf6 19. Qh4 Rfd8 20. Ne5 Bxg2 21. Kxg2 Rbc8 22. Ng4 Nd5 23. Qxe7 Nxe7 24. Ne5 f6 25. Nd3 e5 26. Rdc1 Rxc1 27. Rxc1 Rd7 28. Nc5 Rd2 29. Bc3 Rxe2 30. Kf3 Ra2 31. Ra1 Rxa1 32. Bxa1 a5 33. Ke4 axb4 34. axb4 Kf7 35. g4 g6 36. h4 Bb8 37. f3 Bd6 38. Bc3 f5+ 39. Ke3 Nd5+ 40. Kd2 Nxc3 41. Kxc3 Bxc5 42. bxc5 fxg4 43. fxg4 Ke6 44. Kb4 e4 45. c6 e3 46. Kc3 Kd6 47. Kd3 Kxc6 48. Kxe3 Kd5 49. Kd3 g5 50. hxg5 hxg5 51. Ke3 Ke5 52. Kd3 0-1

[Event "American Continental Blitz 18th"]
[Site "Medellin"]
[Date "2024.05.29"]
[Round "9"]
[White "Noboa Silva, Kevin Omar"]
[Black "Barrientos Chavarriaga, Sergio E"]
[Result "1-0"]
[ECO "E53"]
[WhiteElo "2267"]
[BlackElo "2425"]
[PlyCount "77"]
[EventDate "2024.05.29"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 220 Extra"]
[Source "ChessBase"]
[SourceDate "2024.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.07.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 d5 6. a3 Bxc3+ 7. bxc3 dxc4 8. Bxc4 Qc7 9. Be2 Nbd7 10. Nf3 0-0 11. 0-0 b6 12. c4 Bb7 13. Bb2 Rfd8 14. Re1 Rac8 15. Bd3 h6 16. Qe2 Re8 17. Rad1 Bxf3 18. Qxf3 e5 19. Bf5 cxd4 20. exd4 exd4 21. Bxd4 Rcd8 22. h3 Rxe1+ 23. Rxe1 Qxc4 24. Bb2 Qd5 25. Rd1 Qb5 26. Bxf6 gxf6 27. Rxd7 Re8 28. Rd1 Qb2 29. Qg4+ Kf8 30. Qh4 Kg7 31. Rd4 Re1+ 32. Kh2 Qc3 33. Rg4+ Kf8 34. Qxh6+ Ke7 35. Qf4 Qa1 36. Qb4+ Kd8 37. Rd4+ Kc7 38. Rd7+ Kc6 39. Qc4# 1-0

[Event "American Continental Blitz 18th"]
[Site "Medellin"]
[Date "2024.05.29"]
[Round "1"]
[White "Ruiz Jaraba, Valentina Sofia"]
[Black "Barrientos Chavarriaga, Sergio E"]
[Result "0-1"]
[ECO "B50"]
[WhiteElo "1916"]
[BlackElo "2425"]
[PlyCount "66"]
[EventDate "2024.05.29"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 220 Extra"]
[Source "ChessBase"]
[SourceDate "2024.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.07.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. Bd3 Bg4 5. Bc2 Nc6 6. d3 e6 7. Nbd2 Be7 8. 0-0 0-0 9. Qe1 b5 10. h3 Bh5 11. g4 Bg6 12. Nh2 e5 13. f4 exf4 14. Rxf4 d5 15. e5 Nd7 16. Ndf3 Qc7 17. h4 Ndxe5 18. Nxe5 Nxe5 19. Qf1 Bxh4 20. Bd2 Bg5 21. Rf2 Bxd2 22. Rxd2 f5 23. g5 f4 24. Nf3 Rae8 25. Qg2 Qd6 26. Rf1 Nxf3+ 27. Qxf3 Re3 28. Qh1 Qe5 29. Kf2 Qxg5 30. Rg1 Rg3 31. Bd1 Rxg1 32. Qxg1 Qh4+ 33. Kf1 f3 0-1

[Event "American Continental Blitz 18th"]
[Site "Medellin"]
[Date "2024.05.29"]
[Round "7"]
[White "Vilotijevic, Lazar"]
[Black "Barrientos Chavarriaga, Sergio E"]
[Result "0-1"]
[ECO "B23"]
[WhiteElo "1998"]
[BlackElo "2425"]
[PlyCount "140"]
[EventDate "2024.05.29"]
[EventType "swiss (blitz)"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 220 Extra"]
[Source "ChessBase"]
[SourceDate "2024.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.07.31"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 a6 3. f4 b5 4. Qe2 Bb7 5. Nf3 e6 6. d3 b4 7. Nd1 d5 8. Nf2 Nf6 9. g4 dxe4 10. dxe4 Nc6 11. Be3 Nd4 12. Bxd4 cxd4 13. g5 Nh5 14. Nd3 Qc7 15. e5 Rc8 16. Rc1 Bc5 17. Bg2 0-0 18. Nd2 Bxg2 19. Qxg2 a5 20. 0-0 a4 21. Ne4 Be7 22. Nf6+ Bxf6 23. gxf6 g6 24. f5 Qc6 25. Qxc6 Rxc6 26. fxg6 hxg6 27. Nxb4 Rc4 28. Nd3 Rfc8 29. Rf2 Kh7 30. Kg2 g5 31. Kf3 Kg6 32. Kg4 Kh6 33. b3 Rc3 34. Rd2 Kg6 35. h4 gxh4 36. Kxh4 Rh8 37. Rg1+ Kf5 38. Rg5+ Ke4 39. Rxh5 Rg8 40. Rg5 Rh8+ 41. Kg3 Rh1 42. Rg4+ Ke3 43. Rf2 Rg1+ 44. Rg2 Rxg2+ 45. Kxg2 Rxc2+ 46. Kf1 Kxd3 47. Rg3+ Ke4 48. bxa4 Kxe5 49. Ra3 Rc6 50. a5 Ra6 51. Ke2 Kd5 52. Kd3 e5 53. Kd2 Kc4 54. Kc2 Kb4 55. Rb3+ Kxa5 56. Rb7 Rxf6 57. Kd3 Ka6 58. Rb2 Rb6 59. Rf2 f6 60. Kc4 Kb7 61. a4 Rc6+ 62. Kd5 Ra6 63. Ke4 Rxa4 64. Rxf6 Ra5 65. Rh6 Kc7 66. Rg6 Kd7 67. Rb6 Rc5 68. Rh6 Rc6 69. Rh5 Re6 70. Kd5 d3 0-1

[Event "American Continental 18th"]
[Site "Medellin"]
[Date "2024.05.29"]
[Round "8"]
[White "Ynojosa Aponte, Felix Jose"]
[Black "Barrientos Chavarriaga, Sergio E"]
[Result "1-0"]
[ECO "A12"]
[WhiteElo "2377"]
[BlackElo "2425"]
[PlyCount "69"]
[EventDate "2024.05.24"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "COL"]
[SourceTitle "CBM 220 Extra"]
[Source "ChessBase"]
[SourceDate "2024.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.07.31"]
[SourceQuality "1"]

1. c4 c6 2. Nf3 Nf6 3. b3 d5 4. Bb2 Bf5 5. e3 Nbd7 6. Be2 e6 7. Nh4 Bg6 8. Nc3 Bd6 9. Rc1 Qe7 10. h3 a6 11. 0-0 0-0 12. Nxg6 hxg6 13. d4 Rad8 14. Qc2 Rfe8 15. Rcd1 Ba3 16. Ba1 Bb4 17. Bf3 Rc8 18. e4 dxc4 19. bxc4 e5 20. d5 Qc5 21. Na4 Qa5 22. Bg4 Red8 23. Bxd7 Rxd7 24. a3 Bxa3 25. Bc3 Qc7 26. Qb3 cxd5 27. Qxa3 d4 28. Ba1 Qa5 29. c5 Nxe4 30. Rc1 Rdc7 31. Qd3 Nxc5 32. Nxc5 Rxc5 33. Rxc5 Qxc5 34. f4 exf4 35. Rxf4 1-0

[Event "American Continental 18th"]
[Site "Medellin"]
[Date "2024.05.28"]
[Round "7"]
[White "Barrientos Chavarriaga, Sergio E"]
[Black "Arenas Vanegas, David"]
[Result "1/2-1/2"]
[ECO "E04"]
[WhiteElo "2425"]
[BlackElo "2345"]
[PlyCount "35"]
[EventDate "2024.05.24"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "COL"]
[SourceTitle "CBM 220 Extra"]
[Source "ChessBase"]
[SourceDate "2024.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.07.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 dxc4 5. Bg2 a6 6. 0-0 Nc6 7. Be3 Rb8 8. Qc1 Nd5 9. Qxc4 Nxe3 10. fxe3 g6 11. Nbd2 Bh6 12. Qc3 0-0 13. Ne4 f5 14. Nc5 Ne7 15. Ne5 b6 16. Nb3 Nd5 17. Bxd5 Qxd5 18. Nc5 1/2-1/2

[Event "American Continental 18th"]
[Site "Medellin"]
[Date "2024.05.27"]
[Round "5"]
[White "Barrientos Chavarriaga, Sergio E"]
[Black "Cordoba Roa, Angel Gabriel"]
[Result "1-0"]
[ECO "D24"]
[WhiteElo "2425"]
[BlackElo "2325"]
[PlyCount "74"]
[EventDate "2024.05.24"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "COL"]
[SourceTitle "CBM 220 Extra"]
[Source "ChessBase"]
[SourceDate "2024.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.07.31"]
[SourceQuality "1"]

1. c4 e6 2. Nc3 d5 3. d4 Nf6 4. Nf3 dxc4 5. e4 b5 6. e5 Nd5 7. Nxb5 Nb6 8. Be2 Be7 9. 0-0 Nc6 10. Nc3 0-0 11. Qd2 Bb7 12. Rd1 Nb4 13. a3 N4d5 14. Ne4 Bc6 15. Nc5 Bb5 16. Qa5 a6 17. a4 Bc6 18. Bd2 Qe8 19. Rdc1 Rb8 20. Rc2 h6 21. h3 Kh8 22. Ra2 Kg8 23. Bxc4 Bxc5 24. dxc5 Bxa4 25. cxb6 Bxc2 26. bxc7 Nxc7 27. b3 Bxb3 28. Bxb3 Rxb3 29. Qxc7 Qb5 30. Kh2 Qd5 31. Ra5 Qd8 32. Qc2 Rb6 33. Ra4 Qd5 34. Rg4 Rc6 35. Qb2 Kh8 36. Qa3 Rfc8 37. Bxh6 Ra8 1-0

[Event "American Continental 18th"]
[Site "Medellin"]
[Date "2024.05.27"]
[Round "6"]
[White "Quesada Perez, Luis Ernesto"]
[Black "Barrientos Chavarriaga, Sergio E"]
[Result "0-1"]
[ECO "A58"]
[WhiteElo "2567"]
[BlackElo "2425"]
[PlyCount "58"]
[EventDate "2024.05.24"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "COL"]
[SourceTitle "CBM 220 Extra"]
[Source "ChessBase"]
[SourceDate "2024.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.07.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6 g6 6. Nc3 Bg7 7. e4 0-0 8. e5 Ne8 9. h4 d6 10. h5 Nxa6 11. hxg6 fxg6 12. Bh6 dxe5 13. Qd2 Qb6 14. Nf3 Bxh6 15. Qxh6 Nf6 16. 0-0-0 Nb4 17. a3 Bf5 18. Bc4 Rfb8 19. d6+ e6 20. Rd2 Nd3+ 21. Bxd3 Bxd3 22. Nxe5 Rxa3 23. Nb1 Ra1 24. Nxd3 Qb3 25. Qh4 Qa2 26. Kc2 c4 27. Qxf6 Qb3+ 28. Kc1 cxd3 29. Rxh7 Qc4+ 0-1

[Event "American Continental 18th"]
[Site "Medellin"]
[Date "2024.05.26"]
[Round "4"]
[White "Aaron, Deepak"]
[Black "Barrientos Chavarriaga, Sergio E"]
[Result "0-1"]
[ECO "B81"]
[WhiteElo "2293"]
[BlackElo "2425"]
[PlyCount "74"]
[EventDate "2024.05.24"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "COL"]
[SourceTitle "CBM 220 Extra"]
[Source "ChessBase"]
[SourceDate "2024.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.07.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 Nf6 4. Nc3 cxd4 5. Nxd4 a6 6. h3 e6 7. g4 b5 8. g5 Nfd7 9. a3 Bb7 10. Be3 Nb6 11. Qd2 N8d7 12. 0-0-0 Rc8 13. Kb1 Ne5 14. Qe1 Nec4 15. Bc1 Qc7 16. Rd3 g6 17. h4 Bg7 18. h5 Na4 19. Nxa4 bxa4 20. Ka1 d5 21. Bg2 0-0 22. hxg6 hxg6 23. exd5 Rfd8 24. f4 Qb6 25. c3 Bxd5 26. Bxd5 Rxd5 27. Rdh3 Na5 28. Rh7 Bxd4 29. Qf2 Kf8 30. Qh2 Nb3+ 31. Kb1 Rxc3 32. Qh6+ Ke8 33. Rh8+ Kd7 34. Qf8 Rxc1+ 35. Rxc1 Nd2+ 36. Kc2 Qb3+ 37. Kxd2 Bc5+ 0-1

[Event "American Continental 18th"]
[Site "Medellin"]
[Date "2024.05.25"]
[Round "3"]
[White "Barrientos Chavarriaga, Sergio E"]
[Black "Jaramillo Daza, David"]
[Result "1-0"]
[ECO "A18"]
[WhiteElo "2425"]
[BlackElo "1773"]
[PlyCount "49"]
[EventDate "2024.05.24"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "COL"]
[SourceTitle "CBM 220 Extra"]
[Source "ChessBase"]
[SourceDate "2024.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.07.31"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e6 3. e4 Nc6 4. Nf3 d5 5. e5 Ne4 6. d4 Bb4 7. Qc2 f5 8. exf6 Qxf6 9. a3 Bxc3+ 10. bxc3 0-0 11. Bd3 Qg6 12. Ng5 h6 13. Nxe4 dxe4 14. Bxe4 Qf6 15. 0-0 e5 16. d5 Na5 17. Qa4 Qa6 18. c5 Bg4 19. Be3 Rad8 20. Rfe1 Bd7 21. Qb4 Bf5 22. Bf3 Bc8 23. Be2 Qg6 24. Qxa5 Bh3 25. Bf1 1-0

[Event "American Continental 18th"]
[Site "Medellin"]
[Date "2024.05.25"]
[Round "2"]
[White "Saltos Velez, Adrian Arturo"]
[Black "Barrientos Chavarriaga, Sergio E"]
[Result "1/2-1/2"]
[ECO "B17"]
[WhiteElo "2035"]
[BlackElo "2425"]
[PlyCount "53"]
[EventDate "2024.05.24"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "COL"]
[SourceTitle "CBM 220 Extra"]
[Source "ChessBase"]
[SourceDate "2024.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.07.31"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nd7 5. Nf3 Ngf6 6. Nxf6+ Nxf6 7. h3 Bf5 8. Bd3 e6 9. 0-0 Bxd3 10. Qxd3 Be7 11. Bg5 0-0 12. Rfe1 h6 13. Bh4 Qb6 14. c3 Rad8 15. Qc2 c5 16. dxc5 Qxc5 17. Rad1 a6 18. Rxd8 Rxd8 19. Rd1 Rc8 20. Qe2 b5 21. Ne5 Nd5 22. Qh5 Bxh4 23. Qxf7+ Kh7 24. Qg6+ Kh8 25. Nf7+ Kg8 26. Nxh6+ Kh8 27. Nf7+ 1/2-1/2

[Event "American Continental 18th"]
[Site "Medellin"]
[Date "2024.05.24"]
[Round "1"]
[White "Barrientos Chavarriaga, Sergio E"]
[Black "Rueda Ahumada, Gabriel Omar"]
[Result "1-0"]
[ECO "D31"]
[WhiteElo "2425"]
[BlackElo "1866"]
[PlyCount "61"]
[EventDate "2024.05.24"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "COL"]
[SourceTitle "CBM 220 Extra"]
[Source "ChessBase"]
[SourceDate "2024.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.07.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 c6 4. e4 dxe4 5. Nxe4 Bb4+ 6. Nc3 Nf6 7. a3 Be7 8. Nf3 0-0 9. Bd3 Nbd7 10. 0-0 c5 11. dxc5 Nxc5 12. Bc2 b6 13. b4 Ncd7 14. Bf4 Ba6 15. Qe2 Nh5 16. Be3 Qc7 17. Nb5 Bxb5 18. cxb5 Nf4 19. Qd2 Nd5 20. Rac1 Qb7 21. Nd4 Nxe3 22. Qxe3 Nf6 23. Nc6 Bd6 24. g3 a6 25. Rfd1 Nd5 26. Qd3 g6 27. Bb3 axb5 28. Bxd5 exd5 29. Qxd5 Be7 30. Re1 Rfe8 31. Rxe7 1-0

[Event "Capablanca Memorial op 57th"]
[Site "Havana"]
[Date "2024.05.12"]
[Round "10"]
[White "Azahares Serrano, Raymond Daniel"]
[Black "Barrientos Chavarriaga, Sergio E"]
[Result "1-0"]
[ECO "E62"]
[WhiteElo "2186"]
[BlackElo "2425"]
[PlyCount "145"]
[EventDate "2024.05.03"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "CUB"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 0-0 5. Bg2 d6 6. 0-0 c6 7. Nc3 Qa5 8. h3 Qa6 9. b3 b5 10. cxb5 cxb5 11. a4 b4 12. Na2 Qb6 13. a5 Qb5 14. Qd3 Qxd3 15. exd3 Bb7 16. Nxb4 Na6 17. Nxa6 Bxa6 18. Re1 e6 19. Ba3 Rfd8 20. Rec1 Bxd3 21. Rc6 Ne8 22. Rac1 Rab8 23. R6c3 Be4 24. Bf1 Bh6 25. Re1 Nf6 26. b4 Nd5 27. Rb3 Bxf3 28. Rxf3 Bd2 29. Rb1 Rdc8 30. b5 Bxa5 31. Bxd6 Rb7 32. Bc5 Bb6 33. Rc1 Kg7 34. Ra3 Nf6 35. Bg2 Rd7 36. Bc6 Rdd8 37. Ra6 Nd5 38. Raa1 Rc7 39. Ra4 Ne7 40. Kg2 Nxc6 41. Bxb6 axb6 42. Rac4 Rd5 43. bxc6 Rd6 44. Kf3 Kf6 45. Kf4 Ke7 46. Ke4 f5+ 47. Ke3 g5 48. f4 Kf6 49. h4 g4 50. Kd3 h5 51. R1c3 Ke7 52. Ke3 Rd8 53. Rb4 Rb8 54. d5 exd5 55. Kd4 Ke6 56. Rb5 Ra8 57. Re3+ Kd6 58. Rxd5+ Kxc6 59. Rc3+ Kb7 60. Rxc7+ Kxc7 61. Rxf5 Ra4+ 62. Ke3 Ra3+ 63. Kf2 Kc6 64. Rxh5 b5 65. Rg5 b4 66. Rxg4 b3 67. f5 Kc5 68. Rg8 Ra6 69. Rb8 Kc4 70. g4 Ra2+ 71. Kg3 b2 72. Kf4 Kc3 73. Kg5 1-0

[Event "Capablanca Memorial op 57th"]
[Site "Havana"]
[Date "2024.05.11"]
[Round "9"]
[White "Barrientos Chavarriaga, Sergio E"]
[Black "Johnson, Joshua"]
[Result "0-1"]
[ECO "C88"]
[WhiteElo "2425"]
[BlackElo "2310"]
[PlyCount "33"]
[EventDate "2024.05.03"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "CUB"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[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. d4 Nxd4 9. Bxf7+ Rxf7 10. Nxe5 Rf8 11. Qxd4 Bb7 12. Nc3 c5 13. Qd3 Qc7 14. Nf3 d5 15. Qd1 b4 16. Ne2 Nxe4 17. Ng3 0-1

[Event "Capablanca Memorial op 57th"]
[Site "Havana"]
[Date "2024.05.10"]
[Round "8"]
[White "Fuentes Dominguez, Felix"]
[Black "Barrientos Chavarriaga, Sergio E"]
[Result "0-1"]
[ECO "A01"]
[WhiteElo "2253"]
[BlackElo "2425"]
[PlyCount "73"]
[EventDate "2024.05.03"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "CUB"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. b3 e5 2. Bb2 d6 3. c4 f5 4. e3 Nf6 5. d4 e4 6. Nc3 d5 7. cxd5 Bb4 8. Qc1 Nxd5 9. Bc4 Nb6 10. Nh3 Nc6 11. 0-0 Qe7 12. Nf4 Bd6 13. Ncd5 Nxd5 14. Nxd5 Qh4 15. g3 Qh6 16. Ba3 Bd7 17. Rb1 a6 18. Rd1 g5 19. Be2 Rc8 20. Bxd6 Qxd6 21. Qc5 Qxc5 22. dxc5 Ne5 23. Nf6+ Ke7 24. Nxd7 Nxd7 25. Rd5 Rhf8 26. Rbd1 Rcd8 27. b4 c6 28. Rd6 Ne5 29. Rh6 Nf7 30. Rxh7 Kf6 31. Rxd8 Rxd8 32. Bh5 Ne5 33. Rh6+ Kg7 34. Re6 Rd5 35. Be2 g4 36. Kf1 Kf7 37. Rh6 0-1

[Event "Capablanca Memorial op 57th"]
[Site "Havana"]
[Date "2024.05.06"]
[Round "4"]
[White "Vazquez Igarza, Renier"]
[Black "Barrientos Chavarriaga, Sergio E"]
[Result "1/2-1/2"]
[ECO "E61"]
[WhiteElo "2503"]
[BlackElo "2425"]
[PlyCount "80"]
[EventDate "2024.05.03"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "CUB"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. d4 0-0 5. Bg5 d6 6. e3 Nbd7 7. Be2 b6 8. Qc2 Bb7 9. Rd1 e6 10. h3 h6 11. Bh4 a6 12. b4 Qe8 13. 0-0 Rc8 14. a3 c5 15. bxc5 dxc5 16. Qb3 Ba8 17. Bg3 cxd4 18. exd4 Qe7 19. a4 a5 20. Ne5 Rfd8 21. Rfe1 Qb4 22. Qc2 Nxe5 23. Bxe5 Nd7 24. Rb1 Qe7 25. Bxg7 Kxg7 26. Bf1 Qf6 27. Qd2 Nb8 28. Rbd1 Na6 29. Qe3 Nb4 30. Rd2 Rd7 31. Red1 Rcd8 32. Nb5 Bc6 33. Qc3 h5 34. h4 Kh7 35. g3 Bf3 36. Be2 Bc6 37. Qe3 Kg7 38. Bf1 Bf3 39. Be2 Bc6 40. Bf1 Bf3 1/2-1/2

[Event "Capablanca Memorial op 57th"]
[Site "Havana"]
[Date "2024.05.05"]
[Round "3"]
[White "Barrientos Chavarriaga, Sergio E"]
[Black "Gomez Sanchez, Jorge Marcos"]
[Result "1-0"]
[ECO "A32"]
[WhiteElo "2425"]
[BlackElo "2307"]
[PlyCount "89"]
[EventDate "2024.05.03"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "CUB"]
[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 c5 4. Nc3 cxd4 5. Nxd4 d5 6. e3 a6 7. Be2 dxc4 8. Bxc4 e5 9. Nf3 Qxd1+ 10. Kxd1 Nc6 11. Ng5 Nd8 12. Ke2 b5 13. Bb3 Bb7 14. Rd1 b4 15. Na4 Bc6 16. Nb6 Ra7 17. Nc4 Bb5 18. Ke1 Nc6 19. a4 Bxc4 20. Bxc4 h6 21. Ne4 Nxe4 22. Bd5 Na5 23. Bxe4 Nb3 24. Rb1 Rc7 25. Bd5 Nc5 26. a5 Be7 27. Bd2 0-0 28. Ke2 Rb8 29. Rbc1 Rd7 30. e4 Kf8 31. f3 Ne6 32. Be3 Nd4+ 33. Bxd4 exd4 34. Rc6 Rd6 35. Rdc1 b3 36. Rxd6 Bxd6 37. Rc6 Bb4 38. Rxa6 Rc8 39. Bxb3 Rc1 40. Ra8+ Ke7 41. a6 Rb1 42. a7 Rxb2+ 43. Kd1 d3 44. Rc8 Rxb3 45. a8Q 1-0

[Event "Capablanca Memorial op 57th"]
[Site "Havana"]
[Date "2024.05.04"]
[Round "2"]
[White "Cabezas Solano, David Alejandro"]
[Black "Barrientos Chavarriaga, Sergio E"]
[Result "0-1"]
[ECO "D78"]
[WhiteElo "2202"]
[BlackElo "2425"]
[PlyCount "116"]
[EventDate "2024.05.03"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "CUB"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 0-0 5. Bg2 c6 6. 0-0 d5 7. Nc3 dxc4 8. e4 b5 9. Qe2 Bg4 10. Rd1 Nbd7 11. h3 Bxf3 12. Bxf3 e6 13. h4 Qc7 14. Be3 a6 15. h5 Nxh5 16. Bxh5 gxh5 17. Qxh5 f5 18. Bf4 Nf6 19. Qh4 Qd7 20. Be5 Rad8 21. a3 Ng4 22. Qg5 h6 23. Qf4 Qf7 24. Bxg7 Qxg7 25. e5 c5 26. Ne2 cxd4 27. Nxd4 Qxe5 28. Qxe5 Nxe5 29. Nxe6 Rxd1+ 30. Rxd1 Re8 31. Nc7 Rc8 32. Nxa6 Nd3 33. Rd2 Kf7 34. Nb4 Nxb4 35. axb4 Ke6 36. f4 Ra8 37. Re2+ Kd5 38. Kf2 Ra4 39. Re5+ Kc6 40. Rc5+ Kb6 41. Rxf5 Rxb4 42. Rf6+ Ka5 43. Rxh6 Rxb2+ 44. Ke3 Rb3+ 45. Kf2 c3 46. Ke2 Rb2+ 47. Kd3 b4 48. Rh5+ Ka4 49. Rh1 Kb5 50. f5 Rd2+ 51. Ke3 b3 52. f6 b2 53. f7 Rd8 54. f8Q Rxf8 55. Kd3 Kb4 56. g4 Rd8+ 57. Kc2 Rd2+ 58. Kb1 Kb3 0-1

[Event "Capablanca Memorial op 57th"]
[Site "Havana"]
[Date "2024.05.03"]
[Round "1"]
[White "Barrientos Chavarriaga, Sergio E"]
[Black "Gonzalez Mompie, Reynier"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "2425"]
[BlackElo "2070"]
[PlyCount "70"]
[EventDate "2024.05.03"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "CUB"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nf3 Be7 8. h3 0-0 9. g4 Be6 10. g5 Nfd7 11. Nd5 Nc6 12. Qd2 Nc5 13. Bxc5 dxc5 14. c3 b5 15. 0-0-0 Qa5 16. Kb1 Rfd8 17. Qe3 Bf8 18. h4 Ne7 19. c4 Nc6 20. g6 Nb4 21. gxf7+ Bxf7 22. a3 Nxd5 23. cxd5 Bh5 24. Bh3 Bxf3 25. Qxf3 Be7 26. Be6+ Kh8 27. Qh5 Qb6 28. Rhg1 Rf8 29. Bf5 Rxf5 30. Qxf5 Rf8 31. Qxe5 Bf6 32. Qe6 Qb8 33. d6 b4 34. a4 Re8 35. Qc4 Bd4 1-0

[Event "Titled Tuesday intern op 27th Feb Late"]
[Site "Chess.com INT"]
[Date "2024.02.27"]
[Round "3"]
[White "Barrientos Chavarriaga, Sergio E"]
[Black "Alarcon Bahamondez, Roberto Ignacio"]
[Result "1-0"]
[ECO "B15"]
[WhiteElo "2425"]
[BlackElo "2335"]
[PlyCount "71"]
[EventDate "2024.02.27"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 219 Extra"]
[Source "ChessBase"]
[SourceDate "2024.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.05.31"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nf6 5. Ng3 h5 6. h3 h4 7. N3e2 Bf5 8. Nf3 c5 9. c3 e6 10. Be3 Be4 11. dxc5 Bxf3 12. gxf3 Qxd1+ 13. Rxd1 Nd5 14. Bd4 a5 15. f4 Nd7 16. Bg2 Rc8 17. Bxd5 exd5 18. b4 Rh6 19. Rg1 axb4 20. cxb4 Rg6 21. Rxg6 fxg6 22. Kd2 Kf7 23. Nc3 Nf6 24. f3 Nh5 25. Be5 d4 26. Nb5 Ra8 27. a3 Be7 28. Kd3 Bf6 29. Kxd4 Nxf4 30. Nd6+ Ke6 31. Bxf6 gxf6 32. Nxb7 Rxa3 33. c6 Ne2+ 34. Kc5 Rc3+ 35. Kb6 Nf4 36. Nc5+ 1-0

[Event "Titled Tuesday intern op 27th Feb Late"]
[Site "Chess.com INT"]
[Date "2024.02.27"]
[Round "9"]
[White "Barrientos Chavarriaga, Sergio E"]
[Black "Collins, Adam"]
[Result "0-1"]
[ECO "A17"]
[WhiteElo "2425"]
[BlackElo "2189"]
[PlyCount "110"]
[EventDate "2024.02.27"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 219 Extra"]
[Source "ChessBase"]
[SourceDate "2024.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.05.31"]
[SourceQuality "1"]

1. Nf3 d5 2. e3 Nf6 3. c4 e6 4. Nc3 Be7 5. b3 dxc4 6. bxc4 c5 7. Be2 Nc6 8. 0-0 0-0 9. a4 b6 10. d3 Bb7 11. Bb2 Rc8 12. Qb3 Qc7 13. Rfd1 Rfd8 14. h3 h6 15. Rac1 Qb8 16. Qa2 Nb4 17. Qb1 Bc6 18. Ne1 a5 19. Nb5 Qb7 20. Bc3 Ne8 21. Rd2 Nd6 22. Rcd1 Nxb5 23. cxb5 Be8 24. Qb2 Bf8 25. Bf3 Qc7 26. Nc2 f6 27. Na1 Bg6 28. Be2 e5 29. Nb3 Rd7 30. Bxb4 cxb4 31. Bg4 f5 32. Bf3 Rcd8 33. Bc6 Rd6 34. d4 exd4 35. Nxd4 Be7 36. Qb3+ Bf7 37. Qb1 g6 38. Bf3 Bf6 39. Rc1 Qd7 40. Rc6 Bxd4 41. Rxd6 Qxd6 42. Rxd4 Qe7 43. Qc1 Rxd4 44. exd4 b3 45. d5 Qb4 46. Qb2 Qxa4 47. d6 Qxb5 48. Be2 Qc6 49. Qe5 b2 50. Qxb2 Qxd6 51. Bf3 a4 52. Qc1 Kg7 53. Qc3+ Qf6 54. Qc7 a3 55. Qa7 a2 0-1

[Event "Titled Tuesday intern op 27th Feb Late"]
[Site "Chess.com INT"]
[Date "2024.02.27"]
[Round "4"]
[White "Barrientos Chavarriaga, Sergio E"]
[Black "Esipenko, Andrey"]
[Result "1/2-1/2"]
[ECO "E12"]
[WhiteElo "2425"]
[BlackElo "2704"]
[PlyCount "163"]
[EventDate "2024.02.27"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 219 Extra"]
[Source "ChessBase"]
[SourceDate "2024.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.05.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. a3 Bb7 5. Nc3 d5 6. cxd5 Nxd5 7. Qc2 Nxc3 8. bxc3 Be7 9. e4 0-0 10. Bd3 c5 11. Bb2 Nd7 12. 0-0 Rc8 13. Qe2 Qc7 14. Rad1 Nf6 15. Rfe1 Rfd8 16. h3 b5 17. Bb1 a6 18. d5 c4 19. dxe6 fxe6 20. e5 Bxf3 21. Rxd8+ Bxd8 22. Qxf3 Nd5 23. Bc1 g6 24. Be4 Qf7 25. Qg3 Be7 26. Bxd5 exd5 27. e6 Qf5 28. Qe3 Bc5 29. Qg3 Re8 30. Bh6 Rxe6 31. Qb8+ Kf7 32. Qc7+ Re7 33. Rxe7+ Bxe7 34. Be3 Qe6 35. Bc5 Ke8 36. Bxe7 Qxe7 37. Qc8+ Kf7 38. Qxa6 Qd7 39. Qb6 d4 40. cxd4 Qd5 41. Qc7+ Ke6 42. Qf4 Qf5 43. Qe3+ Kd5 44. f3 Qf6 45. Qe4+ Kd6 46. Kf2 Qf5 47. Ke2 Qg5 48. g4 Qc1 49. Qe5+ Kd7 50. Qc5 Kd8 51. Qb6+ Kc8 52. Qa6+ Kd8 53. Qa5+ Ke7 54. Qb4+ Ke6 55. Qxb5 Qc2+ 56. Ke3 Qd3+ 57. Kf2 Qxd4+ 58. Kg2 c3 59. Qe2+ Kd5 60. Qb5+ Kd6 61. Qa6+ Kc7 62. Qa5+ Kc6 63. Qa6+ Kc5 64. Qa5+ Kc4 65. Qa4+ Kd3 66. Qd1+ Ke3 67. Qe1+ Kf4 68. Qg3+ Kg5 69. f4+ Kf6 70. g5+ Kf7 71. Qf3 Qd2+ 72. Kg3 c2 73. Qb7+ Ke6 74. Qc6+ Kf5 75. Qb5+ Ke4 76. Qc4+ Ke3 77. Qb3+ Ke2 78. Qf3+ Ke1 79. Qh1+ Ke2 80. Qf3+ Ke1 81. Qh1+ Ke2 82. Qf3+ 1/2-1/2

[Event "Titled Tuesday intern op 27th Feb Late"]
[Site "Chess.com INT"]
[Date "2024.02.27"]
[Round "1"]
[White "Barrientos Chavarriaga, Sergio E"]
[Black "Jarocka, Liwia"]
[Result "1/2-1/2"]
[ECO "E02"]
[WhiteElo "2425"]
[BlackElo "2199"]
[PlyCount "84"]
[EventDate "2024.02.27"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 219 Extra"]
[Source "ChessBase"]
[SourceDate "2024.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.05.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 dxc4 5. Qa4+ Nbd7 6. Bg2 Bd6 7. 0-0 a6 8. Qxc4 b5 9. Qc2 Bb7 10. Nbd2 c5 11. e4 cxd4 12. Nxd4 Rc8 13. Qd1 Qb6 14. N4b3 0-0 15. Qe2 e5 16. Rd1 Rfd8 17. Nf1 Nc5 18. Be3 Be7 19. Rxd8+ Qxd8 20. Rd1 Qf8 21. Nxc5 Bxc5 22. Bg5 Be7 23. Ne3 h6 24. Bxf6 Bxf6 25. Nf5 Rd8 26. Rc1 Bc8 27. Rc6 Bxf5 28. exf5 Rc8 29. Rxa6 b4 30. Bd5 Re8 31. Qe4 Qc5 32. Kg2 Qd4 33. b3 Rd8 34. Bc6 Qc3 35. Ra7 Rd4 36. Qf3 Rd3 37. Qe4 Rd4 38. Ra8+ Kh7 39. Qf3 Rd3 40. Qe4 Rd4 41. Qf3 Rd3 42. Qe4 Rd4 1/2-1/2

[Event "Titled Tuesday intern op 27th Feb Late"]
[Site "Chess.com INT"]
[Date "2024.02.27"]
[Round "7"]
[White "Barrientos Chavarriaga, Sergio E"]
[Black "Mkrtchyan, Mikayel"]
[Result "1-0"]
[ECO "C00"]
[WhiteElo "2425"]
[BlackElo "2071"]
[PlyCount "65"]
[EventDate "2024.02.27"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 219 Extra"]
[Source "ChessBase"]
[SourceDate "2024.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.05.31"]
[SourceQuality "1"]

1. e4 e6 2. e5 d6 3. exd6 Bxd6 4. d4 Nf6 5. Nf3 b6 6. Bd3 Bb7 7. 0-0 Nbd7 8. Nbd2 0-0 9. b3 c5 10. Bb2 cxd4 11. Nxd4 Nc5 12. Bc4 a6 13. N2f3 Qc7 14. a4 Rad8 15. Qe2 Rfe8 16. h3 Nce4 17. Bxa6 Bxa6 18. Qxa6 e5 19. Nf5 Qxc2 20. Nxd6 Rxd6 21. Bxe5 Rde6 22. Nd4 Qb2 23. Nxe6 Qxe5 24. a5 Rxe6 25. axb6 Re8 26. b7 Nxf2 27. Rxf2 Ne4 28. Qa8 Nd6 29. Rd1 Ne4 30. Rd8 Nf6 31. Rxe8+ Nxe8 32. b8Q Qe1+ 33. Rf1 1-0

[Event "Titled Tuesday intern op 27th Feb Late"]
[Site "Chess.com INT"]
[Date "2024.02.27"]
[Round "6"]
[White "Barrientos Chavarriaga, Sergio E"]
[Black "Suder, Jakub"]
[Result "1-0"]
[ECO "A13"]
[WhiteElo "2425"]
[BlackElo "2333"]
[PlyCount "69"]
[EventDate "2024.02.27"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 219 Extra"]
[Source "ChessBase"]
[SourceDate "2024.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.05.31"]
[SourceQuality "1"]

1. c4 e6 2. Nf3 d5 3. e3 Nf6 4. Nc3 Be7 5. b3 0-0 6. Bb2 a5 7. Qc2 Na6 8. a3 Nc5 9. Be2 b6 10. 0-0 Bb7 11. Rfd1 Nce4 12. d3 Nxc3 13. Qxc3 Re8 14. Rac1 c6 15. h3 Rc8 16. Qc2 Nd7 17. d4 Nf6 18. Bd3 Qc7 19. Qe2 Qb8 20. Rc2 Qa8 21. Rdc1 Nd7 22. Nd2 f5 23. cxd5 cxd5 24. Bb5 Red8 25. Nf3 Bf6 26. Rxc8 Bxc8 27. Rc7 Qb8 28. Qc2 Nf8 29. Ne5 Bxe5 30. dxe5 Bd7 31. Bxd7 Rxd7 32. Rc6 Qb7 33. Bd4 b5 34. Qc5 b4 35. a4 1-0

[Event "Titled Tuesday intern op 27th Feb Late"]
[Site "Chess.com INT"]
[Date "2024.02.27"]
[Round "5"]
[White "Niemann, Hans Moke"]
[Black "Barrientos Chavarriaga, Sergio E"]
[Result "1-0"]
[ECO "B40"]
[WhiteElo "2675"]
[BlackElo "2425"]
[PlyCount "91"]
[EventDate "2024.02.27"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 219 Extra"]
[Source "ChessBase"]
[SourceDate "2024.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. b3 Nc6 4. Bb2 Nf6 5. e5 Nd5 6. g3 d6 7. exd6 Bxd6 8. Bxg7 Rg8 9. Bb2 b6 10. Bg2 Bb7 11. 0-0 Qc7 12. c4 Nde7 13. Nc3 a6 14. d4 cxd4 15. Nxd4 Nxd4 16. Qxd4 Bc5 17. Qf6 Rg6 18. Qh8+ Rg8 19. Qxh7 0-0-0 20. Qxf7 Bxg2 21. Qxe6+ Kb8 22. Kxg2 Ng6 23. Nd5 Qh7 24. Qh3 Qf7 25. Rae1 Rxd5 26. Bc1 Rf5 27. Re2 Rh8 28. Qg4 Rg8 29. Qe4 Ka7 30. f4 Rh5 31. f5 Nh4+ 32. Kh1 Rxf5 33. Rxf5 Nxf5 34. Bf4 Nd4 35. Re3 a5 36. a3 Qd7 37. Rd3 Re8 38. Qd5 Re1+ 39. Kg2 Re2+ 40. Kh1 Qh7 41. h4 Re7 42. Re3 Qb1+ 43. Kg2 Qc2+ 44. Kh3 Rf7 45. Qxf7+ Ka6 46. Re8 1-0

[Event "Titled Tuesday intern op 27th Feb Late"]
[Site "Chess.com INT"]
[Date "2024.02.27"]
[Round "8"]
[White "Rasulov, Vugar Ural Oglu"]
[Black "Barrientos Chavarriaga, Sergio E"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2538"]
[BlackElo "2425"]
[PlyCount "137"]
[EventDate "2024.02.27"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 219 Extra"]
[Source "ChessBase"]
[SourceDate "2024.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.05.31"]
[SourceQuality "1"]

1. a3 c6 2. Nf3 d5 3. b4 Bg4 4. Bb2 Nd7 5. e3 Ngf6 6. Be2 e6 7. h3 Bh5 8. d4 Bd6 9. c4 Bxf3 10. Bxf3 0-0 11. 0-0 Qe7 12. Qb3 Rfe8 13. Nc3 Rad8 14. Rfd1 Bb8 15. b5 dxc4 16. Qxc4 cxb5 17. Qxb5 b6 18. a4 e5 19. Ba3 Bd6 20. Bxd6 Qxd6 21. a5 g6 22. axb6 axb6 23. Qc6 Re6 24. Qxd6 Rxd6 25. Nb5 Re6 26. d5 Ree8 27. Nc7 Rf8 28. d6 e4 29. Be2 Ne5 30. Bb5 Rb8 31. Nd5 Kg7 32. Nxf6 Kxf6 33. Ra4 Rfd8 34. Rxe4 Rbc8 35. Rd5 Nd7 36. Re7 Nc5 37. f3 Ne6 38. Rb7 Rc1+ 39. Kf2 Rc2+ 40. Kg3 Rc5 41. Rxc5 bxc5 42. Rb6 Ke5 43. Bc4 g5 44. Kg4 f5+ 45. Kh5 Rxd6 46. Rxd6 Kxd6 47. Kh6 Ke5 48. Kxh7 f4 49. e4 Kf6 50. Kh6 Nd4 51. e5+ Kf5 52. Bd3+ Kxe5 53. Kxg5 Ne6+ 54. Kg6 Kd4 55. Bf5 Ke5 56. Bd3 Kd4 57. Bb1 Ke3 58. h4 Kf2 59. Kf5 Nd4+ 60. Kxf4 Ne2+ 61. Kg4 Nc3 62. Bc2 Nd5 63. Kg5 Ne3 64. Bb1 Kxg2 65. h5 Kxf3 66. h6 Nc4 67. h7 Ne5 68. Kf6 Ng4+ 69. Ke6 1-0

[Event "Titled Tuesday intern op 27th Feb Late"]
[Site "Chess.com INT"]
[Date "2024.02.27"]
[Round "2"]
[White "Silva Lucena, Cristian"]
[Black "Barrientos Chavarriaga, Sergio E"]
[Result "0-1"]
[ECO "C51"]
[WhiteElo "2340"]
[BlackElo "2425"]
[PlyCount "104"]
[EventDate "2024.02.27"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "USA"]
[SourceTitle "CBM 219 Extra"]
[Source "ChessBase"]
[SourceDate "2024.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.05.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Bd6 6. d4 Nf6 7. 0-0 0-0 8. Na3 a6 9. Bd3 Re8 10. Nc4 b5 11. Nxd6 cxd6 12. d5 Ne7 13. a4 bxa4 14. Rxa4 Ng6 15. Ba3 Qc7 16. c4 a5 17. Qd2 Nf4 18. Ra1 Nxd3 19. Qxd3 Ba6 20. Nh4 g6 21. Rc1 Rec8 22. Qd2 Nxe4 23. Qh6 Qd8 24. c5 Nxc5 25. Nf5 Qf6 26. Rh4 Qxf5 27. Qxh7+ Kf8 28. Rh3 Be2 29. Re3 Bh5 30. h3 Ke7 31. g4 Qg5 32. Rf3 Rf8 33. Re1 Bxg4 34. hxg4 Qxg4+ 35. Rg3 Qf5 36. Qh4+ Qf6 37. Qc4 Rfc8 38. Bc1 Qf5 39. Qh4+ f6 40. Qh7+ Kd8 41. Rxg6 Kc7 42. Rg7 Qxh7 43. Rxh7 Rh8 44. Rf7 Rag8+ 45. Kf1 Rh1+ 46. Ke2 Rxe1+ 47. Kxe1 Nd3+ 48. Kd2 Nxc1 49. Kxc1 Rg4 50. Rxf6 Rd4 51. f4 Rxf4 52. Rh6 Rd4 0-1

[Event "Carlos Torre Memorial op 33rd"]
[Site "Merida"]
[Date "2023.12.19"]
[Round "9"]
[White "Barrientos Chavarriaga, Sergio E"]
[Black "Sanchez, Sebastian Felipe"]
[Result "1/2-1/2"]
[ECO "B33"]
[WhiteElo "2441"]
[BlackElo "2406"]
[PlyCount "58"]
[EventDate "2023.12.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "MEX"]
[SourceTitle "CBM 217 Extra"]
[Source "ChessBase"]
[SourceDate "2024.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Nd5 Qa5+ 10. Bd2 Qd8 11. Bg5 Qa5+ 12. Bd2 Qd8 13. Bg5 Qa5+ 14. Bd2 Qd8 15. Bg5 Be7 16. Bxf6 Bxf6 17. c3 Ne7 18. Nxf6+ gxf6 19. Nc2 Bb7 20. Bd3 d5 21. Qe2 f5 22. exf5 e4 23. f6 Nf5 24. f3 Qxf6 25. 0-0 Qb6+ 26. Kh1 Qh6 27. Kg1 Qb6+ 28. Kh1 Qh6 29. Kg1 Qb6+ 1/2-1/2

[Event "Carlos Torre Memorial op 33rd"]
[Site "Merida"]
[Date "2023.12.18"]
[Round "8"]
[White "Barrientos Chavarriaga, Sergio E"]
[Black "Miranda Mesa, Elier"]
[Result "1/2-1/2"]
[ECO "D12"]
[WhiteElo "2441"]
[BlackElo "2495"]
[PlyCount "78"]
[EventDate "2023.12.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "MEX"]
[SourceTitle "CBM 217 Extra"]
[Source "ChessBase"]
[SourceDate "2024.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 Bf5 5. Nc3 e6 6. Nh4 Be4 7. f3 Bg6 8. Qb3 Qc7 9. Bd2 Be7 10. g3 a6 11. Rc1 dxc4 12. Bxc4 c5 13. Be2 Nc6 14. dxc5 Rd8 15. Na4 Nd7 16. Nxg6 hxg6 17. f4 g5 18. Qc4 gxf4 19. exf4 Nf6 20. Bf3 Rd4 21. Qc2 Nd5 22. a3 g5 23. Nc3 gxf4 24. Ne2 Qe5 25. Bc3 Kf8 26. Bxd4 Nxd4 27. Qe4 Nxf3+ 28. Qxf3 fxg3 29. hxg3 Rxh1+ 30. Qxh1 Qxb2 31. Qh5 Ke8 32. c6 bxc6 33. Rxc6 Bxa3 34. Rxe6+ Be7 35. Re5 Nf6 36. Rxe7+ Kxe7 37. Qc5+ Ke8 38. Qc8+ Ke7 39. Qc5+ Ke8 1/2-1/2

[Event "Carlos Torre Memorial op 33rd"]
[Site "Merida"]
[Date "2023.12.18"]
[Round "7"]
[White "Tristan, Leonardo"]
[Black "Barrientos Chavarriaga, Sergio E"]
[Result "1-0"]
[ECO "A61"]
[WhiteElo "2513"]
[BlackElo "2441"]
[PlyCount "47"]
[EventDate "2023.12.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "MEX"]
[SourceTitle "CBM 217 Extra"]
[Source "ChessBase"]
[SourceDate "2024.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Bf4 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 a6 7. a4 g6 8. h3 Bg7 9. e3 0-0 10. Nf3 Qe7 11. Nd2 Nbd7 12. Be2 Rb8 13. 0-0 Ne8 14. a5 Nc7 15. Bh2 b5 16. axb6 Nxb6 17. Nde4 Be5 18. Nxc5 Bxh2+ 19. Kxh2 Nbxd5 20. Nxa6 Bxa6 21. Bxa6 Qe5+ 22. Kg1 Rxb2 23. Nxd5 Qxd5 24. Qc1 1-0

[Event "Carlos Torre Memorial op 33rd"]
[Site "Merida"]
[Date "2023.12.17"]
[Round "6"]
[White "Barrientos Chavarriaga, Sergio E"]
[Black "Mendez Machado, Andre"]
[Result "1-0"]
[ECO "C78"]
[WhiteElo "2441"]
[BlackElo "2163"]
[PlyCount "77"]
[EventDate "2023.12.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "MEX"]
[SourceTitle "CBM 217 Extra"]
[Source "ChessBase"]
[SourceDate "2024.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 b5 6. Bb3 Bc5 7. c3 d6 8. d4 Bb6 9. a4 Rb8 10. a5 Ba7 11. Be3 Bg4 12. dxe5 Bxf3 13. Qxf3 Nxe5 14. Qe2 Bxe3 15. Qxe3 0-0 16. Nd2 Re8 17. Rfe1 c5 18. Bc2 Qc7 19. f4 Nc6 20. Nb3 Re7 21. e5 Rbe8 22. Qf2 dxe5 23. Nxc5 exf4 24. Rxe7 Qxe7 25. h3 f3 26. Nxa6 fxg2 27. Nc5 Ne5 28. b4 Nd5 29. Be4 Nxc3 30. Bxg2 Ng6 31. a6 Qe5 32. Kf1 Ne4 33. Re1 f5 34. a7 Nxf2 35. Rxe5 Nxe5 36. Kxf2 Kf8 37. Na6 Nd3+ 38. Kg1 Ke7 39. Nb8 1-0

