[Event "Cali Valle Colombia op-B"]
[Site "Cali Valle Colombia"]
[Date "2022.12.29"]
[Round "7"]
[White "Borrero, Alexander"]
[Black "Hernandez Pinzon, Helvert"]
[Result "0-1"]
[ECO "A05"]
[WhiteElo "1988"]
[BlackElo "1835"]
[PlyCount "112"]
[EventDate "2022.12.26"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "COL"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. Nf3 Nf6 2. b3 g6 3. Bb2 Bg7 4. g3 b6 5. Bg2 Bb7 6. 0-0 0-0 7. d3 d6 8. Nbd2 Nbd7 9. e4 e5 10. Qe2 Re8 11. Rae1 a5 12. a4 Nc5 13. Kh1 Qd7 14. Qd1 b5 15. axb5 Qxb5 16. Nc4 a4 17. d4 Ncxe4 18. dxe5 dxe5 19. Nfxe5 axb3 20. cxb3 Nc5 21. Re3 Rad8 22. Qe1 Nxb3 23. Bxb7 Qxb7+ 24. Kg1 Nc5 25. Qe2 Qd5 26. Ba1 Nfe4 27. Ng4 Bxa1 28. Rxa1 h5 29. Nge5 Rxe5 30. Nxe5 Qxe5 31. Re1 Qd5 32. Qf3 f5 33. h4 Nd3 34. R1e2 Ne5 35. Qf4 Ng4 36. Qxc7 Nxe3 37. Rxe3 Ra8 38. Qc1 Nd2 39. Qc3 Rb8 40. f3 Nc4 41. Rd3 Qe6 42. Kf2 Qb6+ 43. Kg2 Qb2+ 44. Kh3 Qxc3 45. Rxc3 Ne5 46. Re3 Rb5 47. f4 Ng4 48. Ra3 Rb7 49. Ra2 Kf7 50. Re2 Rb1 51. Kg2 Rb3 52. Ra2 Nf6 53. Kh3 Ne4 54. Rg2 Ke6 55. Kh2 Rd3 56. Ra2 Rd2+ 0-1

[Event "Cali Valle Colombia op-B"]
[Site "Cali Valle Colombia"]
[Date "2022.12.29"]
[Round "6"]
[White "Simancas Maradei, Miguel Alejandro"]
[Black "Borrero, Alexander"]
[Result "1-0"]
[ECO "B11"]
[WhiteElo "2027"]
[BlackElo "1988"]
[PlyCount "97"]
[EventDate "2022.12.26"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "COL"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. e4 c6 2. Nc3 d5 3. Nf3 Bg4 4. h3 Bxf3 5. Qxf3 Nf6 6. d3 e6 7. Bd2 Qb6 8. 0-0-0 d4 9. Ne2 c5 10. e5 Nfd7 11. Qg3 Nc6 12. f4 g6 13. Qf3 Qa6 14. Kb1 Nb6 15. Nc1 Nd5 16. g4 Qa4 17. Bg2 Bh6 18. g5 Bf8 19. h4 Be7 20. h5 0-0-0 21. Rh2 Qb5 22. Rdh1 Rhf8 23. hxg6 hxg6 24. Qf2 Nc3+ 25. Ka1 Na4 26. Nb3 Nb4 27. Bxb4 Qxb4 28. Qd2 Nc3 29. bxc3 dxc3 30. Qe3 c4 31. dxc4 Kb8 32. Rb1 Rd7 33. Rh3 Qxc4 34. Qe4 Qc7 35. Rd3 Ba3 36. Rbd1 Rfd8 37. Kb1 Qb6 38. Bf3 Rxd3 39. cxd3 a5 40. Qxb7+ Qxb7 41. Bxb7 Kxb7 42. Nxa5+ Ka6 43. Nc4 Bb2 44. Kc2 Kb5 45. Nd6+ Kb4 46. Re1 Rh8 47. Re4+ Kc5 48. Rc4+ Kd5 49. Ne4 1-0

[Event "Cali Valle Colombia op-B"]
[Site "Cali Valle Colombia"]
[Date "2022.12.28"]
[Round "5"]
[White "Borrero, Alexander"]
[Black "Cuellar Canosa, Nicolas"]
[Result "1-0"]
[ECO "A14"]
[WhiteElo "1988"]
[BlackElo "1820"]
[PlyCount "67"]
[EventDate "2022.12.26"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "COL"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 d5 3. b3 e6 4. Bb2 Be7 5. Bg2 0-0 6. 0-0 c5 7. d3 Nc6 8. Nbd2 b6 9. c4 Bb7 10. d4 Rc8 11. Rc1 Ba6 12. Re1 dxc4 13. Nxc4 Nxd4 14. Nxd4 cxd4 15. Qxd4 Qxd4 16. Bxd4 Bxc4 17. bxc4 Nd7 18. Red1 Rc7 19. a4 Bb4 20. Rb1 a5 21. f4 Nc5 22. Be5 Rcc8 23. Bd6 Rfe8 24. e4 Red8 25. e5 h6 26. Bf3 Kh7 27. Kg2 g6 28. g4 Rd7 29. h4 Kg7 30. Kg3 Rdd8 31. h5 gxh5 32. gxh5 Kh8 33. Kh4 Rd7 34. Kh3 1-0

[Event "Cali Valle Colombia op-B"]
[Site "Cali Valle Colombia"]
[Date "2022.12.28"]
[Round "4"]
[White "Gutierrez Bermudez, Ivan"]
[Black "Borrero, Alexander"]
[Result "0-1"]
[ECO "B12"]
[WhiteElo "1743"]
[BlackElo "1988"]
[PlyCount "100"]
[EventDate "2022.12.26"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "COL"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. b3 cxd4 6. cxd4 Bf5 7. Nf3 e6 8. Be2 Bb4+ 9. Bd2 Rc8 10. 0-0 Nge7 11. a3 Qa5 12. Bxb4 Nxb4 13. Qd2 Nbc6 14. b4 Qd8 15. Nc3 a6 16. Na4 0-0 17. Nc5 b6 18. Nb3 Bg4 19. Rfc1 Nf5 20. h3 Bxf3 21. Bxf3 Qh4 22. Bg4 Nce7 23. Kh2 Rc4 24. g3 Qh6 25. Qxh6 Nxh6 26. Be2 Rfc8 27. Bxc4 dxc4 28. Nd2 b5 29. a4 Nhf5 30. axb5 axb5 31. Ne4 Nxd4 32. Nd6 Rb8 33. f4 Nb3 34. Rcb1 Nxa1 35. Rxa1 h5 36. g4 Nd5 37. Rb1 Nxf4 38. Kg3 Nd3 39. Ne4 Nxe5 40. Nc3 hxg4 41. hxg4 Nd3 42. g5 f5 43. g6 Kf8 44. Kh4 Ke7 45. Kg5 Nf2 46. Rf1 Nh3+ 47. Kh4 Rh8+ 48. Kg3 Ng5 49. Nxb5 Rb8 50. Na7 Kf6 0-1

[Event "Cali Valle Colombia op-B"]
[Site "Cali Valle Colombia"]
[Date "2022.12.27"]
[Round "3"]
[White "Borrero, Alexander"]
[Black "Triana Castro, Francisco Javier"]
[Result "1-0"]
[ECO "A07"]
[WhiteElo "1988"]
[BlackElo "1596"]
[PlyCount "73"]
[EventDate "2022.12.26"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "COL"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. Nf3 d5 2. b3 Bf5 3. Bb2 e6 4. g3 Nd7 5. Bg2 Ngf6 6. 0-0 Bd6 7. d4 0-0 8. Nbd2 a5 9. c4 a4 10. c5 Be7 11. bxa4 c6 12. Bc3 b6 13. cxb6 Qxb6 14. a5 Qa6 15. h3 Ne4 16. Nxe4 Bxe4 17. Nd2 Bxg2 18. Kxg2 c5 19. e3 Bd8 20. dxc5 Nxc5 21. Qg4 f6 22. Bb4 Be7 23. Rfc1 Rac8 24. Qd4 Qc6 25. Kg1 e5 26. Qc3 Qe6 27. Qa3 Nd3 28. Rxc8 Rxc8 29. Bxe7 Kf7 30. Qxd3 Qxe7 31. Qxd5+ Kf8 32. Ne4 f5 33. Nd6 Rd8 34. Rd1 g6 35. a6 Rd7 36. a7 Rxa7 37. Nc8 1-0

[Event "Cali Valle Colombia op-B"]
[Site "Cali Valle Colombia"]
[Date "2022.12.27"]
[Round "2"]
[White "Luligo Bejarano, Luis Angel"]
[Black "Borrero, Alexander"]
[Result "1-0"]
[ECO "B11"]
[WhiteElo "1675"]
[BlackElo "1988"]
[PlyCount "59"]
[EventDate "2022.12.26"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "COL"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. e4 c6 2. Nc3 d5 3. Nf3 Bg4 4. h3 Bxf3 5. Qxf3 Nf6 6. d3 e6 7. Bd2 Qb6 8. 0-0-0 a5 9. g4 h6 10. h4 a4 11. Bh3 Nbd7 12. g5 a3 13. b3 Bb4 14. Nb1 Bxd2+ 15. Rxd2 hxg5 16. hxg5 dxe4 17. dxe4 Ne5 18. Qc3 Nxe4 19. Qxe5 Nxd2 20. Nxd2 0-0-0 21. Nc4 Qxf2 22. Bxe6+ fxe6 23. Nd6+ Rxd6 24. Rxh8+ Kc7 25. Qa5+ Qb6 26. Rc8+ Kxc8 27. Qxb6 Rd5 28. Qb4 c5 29. Qf4 Rf5 30. Qe4 1-0

[Event "Cali Valle Colombia op-B"]
[Site "Cali Valle Colombia"]
[Date "2022.12.26"]
[Round "1"]
[White "Borrero, Alexander"]
[Black "Da Silva Junior, Romildo Ramos"]
[Result "1-0"]
[ECO "A06"]
[WhiteElo "1988"]
[BlackElo "1326"]
[PlyCount "43"]
[EventDate "2022.12.26"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "COL"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. Nf3 d5 2. b3 Nf6 3. Bb2 Nc6 4. e3 a6 5. d4 e6 6. Nbd2 Be7 7. a3 Bd7 8. Bd3 Na7 9. c4 c5 10. 0-0 0-0 11. dxc5 dxc4 12. Nxc4 Bxc5 13. Rc1 Rc8 14. Nfe5 Bb5 15. Qe2 Bxc4 16. Rxc4 Be7 17. Rd1 Qa5 18. b4 Qa4 19. Bc2 Qe8 20. Qd3 Rxc4 21. Nxc4 b6 22. Ne5 1-0

[Event "Palmira op-B"]
[Site "Palmira"]
[Date "2022.12.18"]
[Round "8"]
[White "Salazar Grisales, Juan Jose"]
[Black "Borrero, Alexander"]
[Result "0-1"]
[ECO "D96"]
[WhiteElo "1827"]
[BlackElo "1988"]
[PlyCount "66"]
[EventDate "2022.12.14"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "COL"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. d4 g6 2. Nf3 d5 3. c4 c6 4. Nc3 Nf6 5. Qb3 Bg7 6. cxd5 cxd5 7. Bf4 0-0 8. Rc1 Nc6 9. e3 Nh5 10. Bg5 h6 11. Bh4 g5 12. Bg3 Nxg3 13. hxg3 e5 14. dxe5 d4 15. Rd1 Bg4 16. Qxb7 Nxe5 17. Rxd4 Nxf3+ 18. gxf3 Bxd4 19. exd4 Rb8 20. Qa6 Re8+ 21. Be2 Bxf3 22. Rxh6 Rb6 23. Rxb6 axb6 24. Qd3 Bxe2 25. Nxe2 Qd5 26. Kd2 Kg7 27. a3 Re7 28. g4 Qe6 29. f3 f6 30. b3 Qd6 31. a4 Qb4+ 32. Kc2 Qe1 33. Nc1 Rc7+ 0-1

[Event "Palmira op-B"]
[Site "Palmira"]
[Date "2022.12.17"]
[Round "7"]
[White "Borrero, Alexander"]
[Black "Guelgua, Alvaro"]
[Result "1/2-1/2"]
[ECO "A49"]
[WhiteElo "1988"]
[BlackElo "2039"]
[PlyCount "160"]
[EventDate "2022.12.14"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "COL"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 d6 3. d4 g6 4. Bg2 Bg7 5. 0-0 0-0 6. b3 Nbd7 7. Bb2 c5 8. e3 Qc7 9. c4 a6 10. Nc3 e6 11. Rc1 Rb8 12. Qe2 b6 13. Rfd1 Bb7 14. a3 Rfd8 15. Rd2 cxd4 16. exd4 Bxf3 17. Bxf3 Bh6 18. Rcd1 Bxd2 19. Qxd2 b5 20. cxb5 axb5 21. Qf4 Rdc8 22. Rc1 Qb6 23. h4 e5 24. dxe5 dxe5 25. Qg5 b4 26. Nd5 Rxc1+ 27. Bxc1 Nxd5 28. Bxd5 Qd6 29. Qd2 Qe7 30. a4 Nf6 31. Bc4 Ne4 32. Qd3 Nc5 33. Qf3 Ne6 34. Bh6 Rd8 35. Kg2 Rd4 36. Qa8+ Qd8 37. Qc6 Qd7 38. Qb6 Qd6 39. Qb7 Nd8 40. Qf3 Rd1 41. a5 Ra1 42. a6 Qd1 43. Qxd1 Rxd1 44. Bb5 Ne6 45. a7 Nc7 46. Be3 Rd8 47. Bc6 Na8 48. Bb7 f5 49. Bc5 Kf7 50. Bxb4 Ke6 51. Ba5 Re8 52. b4 Kd6 53. Kf3 e4+ 54. Ke3 Re7 55. Bxa8 Rxa7 56. Bxe4 fxe4 57. Kxe4 Rf7 58. Bb6 Rf5 59. Bc5+ Ke6 60. Bd4 h5 61. f3 Rb5 62. Bc5 Rb8 63. Kf4 Kf6 64. Bd4+ Kf7 65. Bc5 Kf6 66. Ke4 Ke6 67. g4 hxg4 68. fxg4 Rh8 69. Bf2 Rf8 70. Bd4 Rb8 71. Bc3 Rc8 72. Kd3 Kd5 73. h5 gxh5 74. gxh5 Rc4 75. h6 Rh4 76. Bd2 Kc6 77. Bg5 Rh5 78. Bd2 Kb5 79. Kc3 Rh3+ 80. Kd4 Rxh6 1/2-1/2

[Event "Palmira op-B"]
[Site "Palmira"]
[Date "2022.12.16"]
[Round "4"]
[White "Borrero, Alexander"]
[Black "Simancas Maradei, Miguel Alejandro"]
[Result "1-0"]
[ECO "E17"]
[WhiteElo "1988"]
[BlackElo "2027"]
[PlyCount "103"]
[EventDate "2022.12.14"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "COL"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. Nf3 Nf6 2. b3 b6 3. Bb2 Bb7 4. g3 e6 5. Bg2 Be7 6. 0-0 0-0 7. c4 c5 8. d4 d5 9. e3 Nbd7 10. Nc3 Rc8 11. Qe2 Qc7 12. cxd5 exd5 13. Rac1 a6 14. dxc5 bxc5 15. Rfd1 Qb8 16. Nh4 Qa8 17. Nf5 Rfe8 18. Na4 d4 19. Bxb7 Qxb7 20. exd4 Bf8 21. Qd3 cxd4 22. Rxc8 Ne5 23. Rxe8 Nxe8 24. Qc2 Nf3+ 25. Kf1 Nxh2+ 26. Ke2 Qf3+ 27. Kd2 g6 28. Bxd4 gxf5 29. Kc1 Nd6 30. Kb1 Ng4 31. Qd3 Qg2 32. Nc3 Nxf2 33. Qe2 Nde4 34. Nxe4 Qxe4+ 35. Qxe4 Nxe4 36. Rg1 Bd6 37. g4 Nd2+ 38. Kc2 Nf3 39. Rd1 fxg4 40. Bf6 g3 41. Rxd6 h5 42. Rd5 Kh7 43. Rxh5+ Kg6 44. Rh3 g2 45. Rg3+ Kf5 46. Rxf3+ Kg4 47. Bd4 Kxf3 48. Kd3 f5 49. b4 f4 50. a4 Kg3 51. Bg1 f3 52. Ke3 1-0

[Event "Palmira op-B"]
[Site "Palmira"]
[Date "2022.12.16"]
[Round "5"]
[White "Duque, Milton Antonio"]
[Black "Borrero, Alexander"]
[Result "0-1"]
[ECO "E19"]
[WhiteElo "1819"]
[BlackElo "1988"]
[PlyCount "54"]
[EventDate "2022.12.14"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "COL"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. 0-0 0-0 7. Nc3 Ne4 8. Qc2 Nxc3 9. Qxc3 c5 10. e3 Qc7 11. b3 Bf6 12. Bb2 d5 13. cxd5 exd5 14. Rfc1 Nd7 15. Qd2 Rac8 16. Rc2 Rfe8 17. Rac1 Qd6 18. Bh3 Rc7 19. Ba3 Rec8 20. dxc5 bxc5 21. Bxd7 Qxd7 22. Qa5 d4 23. Ne1 dxe3 24. Bxc5 exf2+ 25. Bxf2 Rxc2 26. Rxc2 Rxc2 27. Nxc2 Qc6 0-1

[Event "Palmira op-B"]
[Site "Palmira"]
[Date "2022.12.15"]
[Round "2"]
[White "Borrero, Alexander"]
[Black "Ramirez Calderon, Carlos Arturo"]
[Result "1-0"]
[ECO "B20"]
[WhiteElo "1988"]
[BlackElo "1610"]
[PlyCount "33"]
[EventDate "2022.12.14"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "COL"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. e4 c5 2. a3 Nc6 3. b4 cxb4 4. axb4 Nxb4 5. c3 Nc6 6. d4 d5 7. exd5 Qxd5 8. Na3 Nf6 9. Nb5 Qd8 10. d5 Ne5 11. Bf4 Nfd7 12. Nf3 Nxf3+ 13. Qxf3 e5 14. dxe6 fxe6 15. Nc7+ Ke7 16. Rd1 e5 17. Bg5+ 1-0

[Event "Palmira op-B"]
[Site "Palmira"]
[Date "2022.12.15"]
[Round "3"]
[White "Estrada Velandia, Henry Andres"]
[Black "Borrero, Alexander"]
[Result "1-0"]
[ECO "A45"]
[WhiteElo "1883"]
[BlackElo "1988"]
[PlyCount "79"]
[EventDate "2022.12.14"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "COL"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. e3 b6 3. Bd3 Bb7 4. f3 d5 5. Ne2 Nbd7 6. f4 e6 7. Nd2 Be7 8. 0-0 0-0 9. Ng3 c5 10. c3 Rc8 11. Qe2 Re8 12. Nf3 Ne4 13. Ne5 Ndf6 14. Bd2 Nxg3 15. hxg3 Ne4 16. Be1 f6 17. Nf3 Rc7 18. g4 Qc8 19. Nh4 Bd6 20. Rd1 Bf8 21. Nf3 Kh8 22. g3 e5 23. f5 exd4 24. cxd4 Bd6 25. Qh2 c4 26. Be2 c3 27. bxc3 Nxc3 28. Bxc3 Rxc3 29. g5 Rcxe3 30. Bb5 R8e7 31. Qh4 Qxf5 32. Ne5 Qe4 33. Rf4 Re1+ 34. Rxe1 Qxe1+ 35. Bf1 Bxe5 36. dxe5 Qe3+ 37. Kh2 Qxe5 38. gxf6 gxf6 39. Rxf6 Qe3 40. Rf8+ 1-0

[Event "Palmira op-B"]
[Site "Palmira"]
[Date "2022.12.14"]
[Round "1"]
[White "Azza, Johan Sebastian"]
[Black "Borrero, Alexander"]
[Result "1/2-1/2"]
[ECO "A41"]
[WhiteElo "1390"]
[BlackElo "1988"]
[PlyCount "106"]
[EventDate "2022.12.14"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "COL"]
[SourceTitle "CBM 211 Extra"]
[Source "ChessBase"]
[SourceDate "2023.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.01.31"]
[SourceQuality "1"]

1. d4 g6 2. Bf4 Bg7 3. e3 d6 4. h3 Nd7 5. Nf3 c6 6. c3 e5 7. Bh2 Ne7 8. Be2 0-0 9. a4 Nf5 10. 0-0 e4 11. Nfd2 d5 12. Na3 Bh6 13. c4 Nf6 14. c5 Nd7 15. b4 Ne7 16. Re1 f5 17. Nf1 f4 18. Bg4 fxe3 19. fxe3 Nf6 20. Bxc8 Qxc8 21. Ng3 Nf5 22. Nc2 Nxg3 23. Bxg3 Nh5 24. Bd6 Rf5 25. Rf1 Ng7 26. g4 Rxf1+ 27. Qxf1 Ne6 28. Qf2 Ng5 29. Kg2 Qe6 30. Rf1 Nf3 31. Ne1 Nxe1+ 32. Qxe1 b6 33. Kg3 bxc5 34. bxc5 Rd8 35. Be5 Rf8 36. Rxf8+ Bxf8 37. Qa5 Qf7 38. Bf4 h6 39. Qc7 Be7 40. Qb8+ Kh7 41. Be5 Bh4+ 42. Kg2 Qf3+ 43. Kh2 Qe2+ 44. Kh1 Qd1+ 45. Kh2 Qc2+ 46. Kh1 Qc1+ 47. Kh2 Qd2+ 48. Kh1 Qe1+ 49. Kh2 Qf2+ 50. Kh1 Bf6 51. Qc7+ Kg8 52. Qc8+ Kf7 53. Qd7+ Be7 1/2-1/2

[Event "Jamundi Valle Avanza op-B"]
[Site "Jamundi"]
[Date "2022.12.11"]
[Round "7"]
[White "Luligo Bejarano, Luis Angel"]
[Black "Borrero, Alexander"]
[Result "1/2-1/2"]
[ECO "B11"]
[WhiteElo "1675"]
[BlackElo "1988"]
[PlyCount "81"]
[EventDate "2022.12.08"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c6 2. Nc3 d5 3. Nf3 Bg4 4. h3 Bxf3 5. Qxf3 Nf6 6. d3 e5 7. exd5 cxd5 8. g4 Nc6 9. Bg2 Bb4 10. g5 e4 11. Qd1 Nd7 12. 0-0 Bxc3 13. bxc3 0-0 14. dxe4 dxe4 15. Bxe4 Re8 16. Bd5 Qe7 17. Be3 Nde5 18. Bxc6 bxc6 19. Bf4 Rad8 20. Qe2 f6 21. Bxe5 fxe5 22. Qe3 Qf7 23. Rfd1 Qf5 24. Rd3 e4 25. Rxd8 Rxd8 26. Re1 Rf8 27. Re2 Rb8 28. Qxe4 Qxg5+ 29. Kh2 Rf8 30. Qxc6 Qf4+ 31. Kg1 h6 32. Qe6+ Kh8 33. Qe3 Qf5 34. c4 Rb8 35. Qe5 Qg6+ 36. Qg3 Rb1+ 37. Kh2 Qc6 38. Qg2 Qc7+ 39. Qg3 Qc6 40. Qg2 Qc7+ 41. Qg3 1/2-1/2

[Event "Jamundi Valle Avanza op-B"]
[Site "Jamundi"]
[Date "2022.12.10"]
[Round "6"]
[White "Borrero, Alexander"]
[Black "Hernandez Pinzon, Helvert"]
[Result "1-0"]
[ECO "B20"]
[WhiteElo "1988"]
[BlackElo "1835"]
[PlyCount "51"]
[EventDate "2022.12.08"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. a3 a6 3. b4 b6 4. bxc5 bxc5 5. Nc3 Nc6 6. Bc4 Nf6 7. Nf3 d6 8. h3 e6 9. d4 cxd4 10. Nxd4 Bd7 11. 0-0 Be7 12. Rb1 Qc7 13. Be2 0-0 14. Bb2 Ne5 15. Nf3 Nc4 16. Bxc4 Qxc4 17. e5 Nd5 18. Nxd5 exd5 19. Re1 Rfc8 20. exd6 Bxd6 21. Ne5 Qc7 22. Nxf7 Kxf7 23. Qd4 Rg8 24. Qxd5+ Kf8 25. Qxa8+ Bc8 26. Qf3+ 1-0

[Event "Jamundi Valle Avanza op-B"]
[Site "Jamundi"]
[Date "2022.12.10"]
[Round "5"]
[White "Navia Alvarez, Edwin Adrian"]
[Black "Borrero, Alexander"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "2023"]
[BlackElo "1988"]
[PlyCount "86"]
[EventDate "2022.12.08"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. f4 c6 5. Nf3 Qb6 6. Qd3 Bg4 7. Be3 Bxf3 8. gxf3 Qa5 9. 0-0-0 b5 10. Kb1 Na6 11. Nxb5 Nc7 12. Nxc7+ Qxc7 13. h4 Nf6 14. c4 Nh5 15. Bh3 Rb8 16. Bg4 Qb6 17. Rd2 Qa5 18. Rg1 0-0 19. e5 dxe5 20. fxe5 c5 21. d5 Bxe5 22. Bxh5 Rb6 23. Bg4 Rfb8 24. Rgg2 Ra6 25. Kc1 Qxa2 26. Bh6 Qa1+ 27. Qb1 Qa4 28. Qe4 Qb3 29. Rc2 Ra1+ 30. Kd2 Qb4+ 31. Ke3 Qe1+ 32. Rge2 Rb3+ 33. Qd3 Rxd3+ 34. Kxd3 Rd1+ 35. Bd2 Qf1 36. h5 f5 37. Bh3 Qg1 38. Rxe5 Qd4+ 39. Ke2 Rxd2+ 40. Rxd2 Qxe5+ 41. Kd1 Qf4 42. Bf1 Qxf3+ 43. Ke1 Qxh5 0-1

[Event "Jamundi Valle Avanza op-B"]
[Site "Jamundi"]
[Date "2022.12.09"]
[Round "4"]
[White "Borrero, Alexander"]
[Black "Estrada Velandia, Henry Andres"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "1988"]
[BlackElo "1883"]
[PlyCount "125"]
[EventDate "2022.12.08"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. Nf3 cxd4 5. Bd3 Bc5 6. Nbd2 Nc6 7. 0-0 Nge7 8. Nb3 Bb6 9. a4 a6 10. c3 dxc3 11. bxc3 h6 12. Bc2 0-0 13. h4 f5 14. Ba3 Bc7 15. Re1 b6 16. Nbd4 Rf7 17. h5 Na5 18. Bd3 Bd7 19. Qe2 Qc8 20. Rec1 Qb7 21. Rcb1 Qc8 22. Rc1 Qb7 23. Rab1 Qc8 24. Ra1 Qb7 25. Nh4 Nec6 26. Nhf3 Nxd4 27. Nxd4 Bxa4 28. Nxe6 Nb3 29. Nxc7 Nxc1 30. Bxc1 Qxc7 31. Rxa4 Re8 32. f4 Qxc3 33. Bd2 Qc5+ 34. Be3 Qc3 35. Rxa6 Rb8 36. Rxb6 Rxb6 37. Bxb6 Rb7 38. Bf2 Qc1+ 39. Kh2 Qxf4+ 40. Bg3 Qg5 41. Qf3 Rf7 42. Kh3 f4 43. e6 Rf8 44. Bh4 Qe5 45. e7 Rc8 46. Bg6 Qe6+ 47. Kh2 Qe5 48. e8Q+ Rxe8 49. Bxe8 Qxe8 50. Qxd5+ Kh8 51. Qd8 Qxd8 52. Bxd8 Kh7 53. Kh3 g5 54. hxg6+ Kxg6 55. Kg4 Kh7 56. Bc7 Kg6 57. Bxf4 h5+ 58. Kh4 Kf5 59. Bc1 Kg6 60. Bg5 Kh7 61. Kxh5 Kg7 62. g4 Kh7 63. Bf6 1-0

[Event "Jamundi Valle Avanza op-B"]
[Site "Jamundi"]
[Date "2022.12.09"]
[Round "3"]
[White "Simancas Maradei, Miguel Alejandro"]
[Black "Borrero, Alexander"]
[Result "0-1"]
[ECO "D35"]
[WhiteElo "2027"]
[BlackElo "1988"]
[PlyCount "112"]
[EventDate "2022.12.08"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Nc3 Be7 5. cxd5 exd5 6. Bf4 c6 7. e3 0-0 8. h3 Bf5 9. Bd3 Be4 10. 0-0 Nbd7 11. Bh2 Qb6 12. a3 Bxf3 13. gxf3 c5 14. Be5 Qe6 15. Kh2 Nxe5 16. dxe5 Qxe5+ 17. f4 Qe6 18. Qf3 Rfe8 19. Rg1 Bf8 20. Rg5 Red8 21. Rag1 g6 22. Bb1 Bg7 23. f5 Qd6+ 24. Kh1 h6 25. R5g2 g5 26. Ne2 Qe5 27. b4 b6 28. Ng3 d4 29. Ne4 Nxe4 30. Bxe4 Rac8 31. h4 f6 32. hxg5 hxg5 33. Bb1 d3 34. Rg4 c4 35. Re4 Qc7 36. Rd1 Re8 37. Kg2 Rxe4 38. Qxe4 Qc6 39. Qxc6 Rxc6 40. Bxd3 cxd3 41. Rxd3 Rc7 42. Kf3 Kf7 43. a4 Bf8 44. b5 Ke8 45. Rd4 Rh7 46. Rc4 Kd7 47. Rc6 Bd6 48. a5 bxa5 49. Ra6 Bc5 50. Rxf6 Rg7 51. Kg4 Bd6 52. Rh6 a4 53. f6 Rf7 54. Kf5 Be7 55. Ke5 Bxf6+ 56. Kd5 a3 0-1

[Event "Jamundi Valle Avanza op-B"]
[Site "Jamundi"]
[Date "2022.12.08"]
[Round "2"]
[White "Borrero, Alexander"]
[Black "Hernandez Bermudez, Manuela"]
[Result "1-0"]
[ECO "B51"]
[WhiteElo "1988"]
[BlackElo "1817"]
[PlyCount "77"]
[EventDate "2022.12.08"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. d4 cxd4 5. Nxd4 a6 6. Bxd7+ Bxd7 7. Nc3 g6 8. Qd3 Bg7 9. Be3 Nf6 10. f3 0-0 11. g4 Bc6 12. 0-0-0 Qb8 13. h4 d5 14. h5 dxe4 15. fxe4 Qe5 16. hxg6 fxg6 17. Nxc6 bxc6 18. Bd4 Qg5+ 19. Kb1 Qxg4 20. Qc4+ Kh8 21. Rdg1 Qf3 22. Rf1 Qg4 23. Rhg1 Qh3 24. Rh1 Qg2 25. Qe6 Rae8 26. a3 Nh5 27. Rfg1 Qf3 28. Bxg7+ Kxg7 29. Qe5+ Kh6 30. Qg5+ Kg7 31. Rxh5 Qxh5 32. Qxh5 Rf1+ 33. Ka2 Rxg1 34. Qe5+ Kf7 35. Ne2 Rg4 36. Nd4 h5 37. Nxc6 h4 38. Qd4 Kg8 39. Qd7 1-0

[Event "Jamundi Valle Avanza op-B"]
[Site "Jamundi"]
[Date "2022.12.08"]
[Round "1"]
[White "Gomez Saenz, Manuela"]
[Black "Borrero, Alexander"]
[Result "0-1"]
[ECO "B13"]
[WhiteElo "1479"]
[BlackElo "1988"]
[PlyCount "50"]
[EventDate "2022.12.08"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nf6 5. Bf4 Qb6 6. b3 Nc6 7. c3 Bg4 8. Nf3 e6 9. Nbd2 Be7 10. 0-0 Rc8 11. Rc1 0-0 12. Qe1 Rfe8 13. Ne5 Bf5 14. Ndf3 Ba3 15. Rc2 Bxd3 16. Nxd3 Ne4 17. Ng5 Nxd4 18. cxd4 Rxc2 19. Nxe4 dxe4 20. Qxe4 Qc6 21. Qe3 f6 22. b4 Qc4 23. Nc5 Bxb4 24. Nxb7 Bd2 25. Qg3 Rc1 0-1

[Event "Cali Masificacion op U2050"]
[Site "Cali"]
[Date "2021.12.27"]
[Round "2"]
[White "Borrero, Alexander"]
[Black "Diaz Recalde, Nestor"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "1977"]
[BlackElo "1723"]
[PlyCount "24"]
[EventDate "2021.12.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qe5+ 4. Be2 c6 5. d4 Qa5 6. Nf3 Bg4 7. h3 Bxf3 8. Bxf3 Nf6 9. Bf4 e6 10. 0-0 Be7 11. Re1 Qd8 12. Bg3 0-0 1-0

[Event "Cali Masificacion op U2050"]
[Site "Cali"]
[Date "2021.12.27"]
[Round "3"]
[White "Geurts, Harrie Tulio"]
[Black "Borrero, Alexander"]
[Result "0-1"]
[ECO "A10"]
[WhiteElo "1792"]
[BlackElo "1977"]
[PlyCount "20"]
[EventDate "2021.12.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. c4 g6 2. Nc3 Bg7 3. e3 c5 4. Nge2 Nc6 5. g3 h5 6. h4 d6 7. Bg2 Bf5 8. d3 Nf6 9. 0-0 0-0 10. Nf4 Rb8 0-1

[Event "Cali Masificacion op U2050"]
[Site "Cali"]
[Date "2021.12.26"]
[Round "1"]
[White "Castillo, Alexander"]
[Black "Borrero, Alexander"]
[Result "0-1"]
[ECO "A48"]
[WhiteElo "1626"]
[BlackElo "1977"]
[PlyCount "58"]
[EventDate "2021.12.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 205 Extra"]
[Source "ChessBase"]
[SourceDate "2022.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d6 3. Bf4 g6 4. e3 Bg7 5. Be2 Nbd7 6. 0-0 c6 7. Nbd2 Qc7 8. c3 Nh5 9. Bg5 e5 10. Nb3 0-0 11. Nfd2 Nhf6 12. h4 h6 13. Bxf6 Nxf6 14. h5 g5 15. f4 Nd5 16. Rf3 exf4 17. exf4 Nxf4 18. Re3 Bf5 19. Nf1 Rae8 20. Bf3 b6 21. Qd2 d5 22. Rae1 Rxe3 23. Nxe3 Bd7 24. Ng4 Bxg4 25. Bxg4 f5 26. Bd1 g4 27. Rf1 Nxh5 28. Bc2 Ng3 29. Rf4 Qxf4 0-1

[Event "Buenaventura op"]
[Site "Buenaventura"]
[Date "2021.10.10"]
[Round "7"]
[White "Borrero, Alexander"]
[Black "Chirinos, Jorge"]
[Result "1-0"]
[ECO "C18"]
[WhiteElo "1923"]
[BlackElo "1697"]
[PlyCount "47"]
[EventDate "2021.10.08"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Ba5 6. Qg4 Kf8 7. Nf3 Nc6 8. dxc5 Bxc3+ 9. bxc3 Nge7 10. Bd3 Qa5 11. 0-0 Nxe5 12. Nxe5 Qxc3 13. Rb1 f5 14. Qg3 Qxc5 15. Rb5 Qc3 16. Bb2 Qd2 17. Nd7+ Ke8 18. Qxg7 Kxd7 19. Qxh8 Qh6 20. Rc5 b6 21. Bb5+ Kd6 22. Qc3 Bb7 23. Rc7 Bc6 24. Rxc6+ 1-0

[Event "Buenaventura op"]
[Site "Buenaventura"]
[Date "2021.10.10"]
[Round "6"]
[White "Sinisterra Sabi, Cristian David"]
[Black "Borrero, Alexander"]
[Result "0-1"]
[ECO "B13"]
[WhiteElo "1600"]
[BlackElo "1923"]
[PlyCount "56"]
[EventDate "2021.10.08"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Nf3 Nf6 5. Bd3 Bg4 6. Nbd2 Nc6 7. h3 Bh5 8. c3 e6 9. Nf1 Qa5 10. Ng3 Bxf3 11. Qxf3 Nxd4 12. Qf4 Nc6 13. 0-0 Be7 14. Bd2 e5 15. Qe3 Bc5 16. Qe2 Qc7 17. Kh1 0-0 18. Bg5 Be7 19. Nf5 e4 20. Bb5 Qe5 21. Nxe7+ Nxe7 22. f4 Qd6 23. Rad1 Nf5 24. Qf2 a6 25. Bc4 Rac8 26. Bxf6 Rxc4 27. Bd4 Rxd4 28. cxd4 e3 0-1

[Event "Buenaventura op"]
[Site "Buenaventura"]
[Date "2021.10.09"]
[Round "4"]
[White "Borrero, Alexander"]
[Black "Arango Arenas, Juan Camilo"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "1923"]
[BlackElo "2223"]
[PlyCount "69"]
[EventDate "2021.10.08"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. d4 Nxd5 4. c4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. Nf3 0-0 8. 0-0 b6 9. Ne5 Bb7 10. Bf3 Qc8 11. Bg5 Rd8 12. Re1 c5 13. Bxb7 Qxb7 14. d5 b5 15. b3 b4 16. Na4 h6 17. Bh4 Qc7 18. Qf3 Rf8 19. Bg3 Qc8 20. d6 exd6 21. Nxg6 fxg6 22. Qxa8 Kh7 23. Bxd6 Ng4 24. Bxf8 Qxf8 25. Qf3 Qc8 26. Rad1 Nc6 27. h3 Nge5 28. Qd5 Qf5 29. Nxc5 h5 30. Qe4 Qg5 31. Ne6 Qf6 32. Nxg7 Kxg7 33. f4 Nf7 34. Rd7 Ncd8 35. Qe7 1-0

[Event "Buenaventura op"]
[Site "Buenaventura"]
[Date "2021.10.09"]
[Round "3"]
[White "Borrero, Alexander"]
[Black "Barrera Caicedo, Hubert Steven"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "1923"]
[BlackElo "1943"]
[PlyCount "53"]
[EventDate "2021.10.08"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. Bb5 e6 4. Bxc6 bxc6 5. d3 d5 6. Qe2 d4 7. Nb1 Nf6 8. f4 Be7 9. Nd2 a5 10. Nc4 Ba6 11. Ne5 Qc7 12. b3 Nd7 13. Ngf3 f6 14. Ng4 0-0 15. 0-0 Rae8 16. a4 e5 17. f5 g6 18. fxg6 hxg6 19. Nh4 Kh7 20. Qf3 f5 21. exf5 Bxh4 22. Qh3 Qd8 23. f6 g5 24. Bxg5 Kg6 25. Bxh4 Rf7 26. Qg3 Kh7 27. Rf5 1-0

[Event "Buenaventura op"]
[Site "Buenaventura"]
[Date "2021.10.09"]
[Round "5"]
[White "Gonzalez, Juan Manuel"]
[Black "Borrero, Alexander"]
[Result "1-0"]
[ECO "A48"]
[WhiteElo "2122"]
[BlackElo "1923"]
[PlyCount "45"]
[EventDate "2021.10.08"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d6 3. Bf4 g6 4. e3 Bg7 5. Be2 c6 6. 0-0 Qb6 7. Nbd2 0-0 8. Nc4 Qd8 9. a4 a5 10. h3 h6 11. c3 Be6 12. Qb3 Nbd7 13. Qxb7 Rb8 14. Qxc6 Nb6 15. Nxa5 Bd5 16. Qb5 Nc4 17. Nc6 Qc7 18. Nxb8 Rxb8 19. Bxc4 Bxc4 20. Qc5 Qxc5 21. dxc5 Bxf1 22. Kxf1 Rxb2 23. a5 1-0

[Event "Buenaventura op"]
[Site "Buenaventura"]
[Date "2021.10.08"]
[Round "1"]
[White "Borrero, Alexander"]
[Black "Delgado, Erwin Damar"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "1923"]
[PlyCount "57"]
[EventDate "2021.10.08"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. Bb5 g6 4. Bxc6 bxc6 5. d3 Bg7 6. f4 Nf6 7. Nf3 Rb8 8. 0-0 0-0 9. Qe1 Ba6 10. b3 d6 11. Kh1 d5 12. Ne5 Qd6 13. Ba3 Nd7 14. Nxd7 Qxd7 15. Bxc5 dxe4 16. Nxe4 Bxa1 17. Qxa1 f6 18. Bg1 Rb7 19. Nc5 Qg4 20. Nxa6 h5 21. Nc5 Rb5 22. Qd4 h4 23. h3 Qe2 24. Qc4+ Kh8 25. Rf3 Rd8 26. Re3 Qd2 27. Rxe7 Rd5 28. Qe4 Rb8 29. Qxg6 1-0

[Event "Buenaventura op"]
[Site "Buenaventura"]
[Date "2021.10.08"]
[Round "2"]
[White "Murillo Arias, David Alexander"]
[Black "Borrero, Alexander"]
[Result "0-1"]
[ECO "B07"]
[BlackElo "1923"]
[PlyCount "25"]
[EventDate "2021.10.08"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 d6 2. Nc3 Nf6 3. Nf3 Bg4 4. Be2 Nbd7 5. d4 e5 6. d5 c6 7. dxc6 bxc6 8. 0-0 Be7 9. Bg5 Qb6 10. Rb1 0-0 11. h3 Bh5 12. Nh2 Bg6 13. Ng4 0-1

[Event "COL-ch U2000"]
[Site "Pereira"]
[Date "2019.03.25"]
[Round "9"]
[White "Borrero, Alexander"]
[Black "Benjumea, David"]
[Result "1/2-1/2"]
[ECO "C50"]
[WhiteElo "1986"]
[BlackElo "1763"]
[PlyCount "96"]
[EventDate "2019.03.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. e4 e5 2. Bc4 Nf6 3. Nc3 Nc6 4. d3 Bc5 5. Nf3 d6 6. Na4 h6 7. c3 a6 8. Nxc5 dxc5 9. Be3 b6 10. h3 Qd6 11. a3 Be6 12. Bxe6 Qxe6 13. Nh4 Ne7 14. 0-0 g5 15. Nf5 Nxf5 16. exf5 Qxf5 17. d4 cxd4 18. cxd4 e4 19. f3 Nd5 20. fxe4 Qxe4 21. Bf2 0-0 22. Re1 Qg6 23. Bg3 Rad8 24. Rc1 Rd7 25. Qa4 b5 26. Qb3 Nf4 27. Bxf4 gxf4 28. d5 Rfd8 29. Re5 Qf6 30. Rce1 c6 31. dxc6 Qxc6 32. Rf5 Qg6 33. Rxf4 Rd3 34. Qb4 Qb6+ 35. Kh1 R3d4 36. Rg4+ Rxg4 37. Qxg4+ Kh7 38. Qf3 Qg6 39. Re7 Kg7 40. Re1 Rd3 41. Qf4 Qg3 42. Qc1 Qd6 43. Qc8 Qg3 44. Rf1 Rd2 45. Qb7 Rf2 46. Rxf2 Qxf2 47. Kh2 Qxb2 48. Qxa6 Qe5+ 1/2-1/2

[Event "COL-ch U2000"]
[Site "Pereira"]
[Date "2019.03.25"]
[Round "8"]
[White "Manzano Gomez, Valentina"]
[Black "Borrero, Alexander"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "1506"]
[BlackElo "1986"]
[PlyCount "121"]
[EventDate "2019.03.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Be3 c6 5. f3 Bg7 6. Qd2 b5 7. 0-0-0 b4 8. Nce2 Qa5 9. Kb1 Be6 10. Nc1 Nbd7 11. Nb3 Qc7 12. Qxb4 0-0 13. Qa5 Nb6 14. g4 Qc8 15. Ba6 Qb8 16. Ne2 Bc4 17. Ng3 Bxa6 18. Qxa6 Qc7 19. g5 Nfd7 20. f4 c5 21. dxc5 Nxc5 22. Nxc5 dxc5 23. Rhf1 Rab8 24. e5 Qc6 25. h4 Qg2 26. Rg1 Qf3 27. Qe2 Qc6 28. Qa6 c4 29. Bxb6 Rxb6 30. Qxa7 Rfb8 31. Ka1 Bf8 32. Qd7 Qc5 33. Ne4 Qb4 34. Qd4 Ra8 35. h5 Rba6 36. Nc3 e6 37. hxg6 hxg6 38. Rg3 Bc5 39. Qe4 Rxa2+ 40. Nxa2 Qa4 41. Ra3 Bxa3 42. bxa3 Qxa3 43. Qxc4 Rb8 44. Qc3 Qa4 45. Rd4 Qa8 46. Rb4 Qh1+ 47. Kb2 Ra8 48. Nc1 Kg7 49. Nb3 Qf1 50. Qd3 Qf2 51. Qd4 Qf1 52. Qc4 Qe1 53. Qe4 Qxe4 54. Rxe4 Kf8 55. c4 Ke7 56. c5 Kd7 57. Kc3 Ra2 58. Rc4 Kc6 59. Nd4+ Kd5 60. c6 Ra8 61. Nc2 1-0

[Event "COL-ch U2000"]
[Site "Pereira"]
[Date "2019.03.24"]
[Round "7"]
[White "Borrero, Alexander"]
[Black "Ramirez, Francisco Javier"]
[Result "1-0"]
[ECO "C01"]
[WhiteElo "1986"]
[BlackElo "1907"]
[PlyCount "63"]
[EventDate "2019.03.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Nf6 5. Bg5 Be7 6. c4 c6 7. Nc3 0-0 8. Be2 Re8 9. 0-0 Bg4 10. Qb3 Ne4 11. Be3 Nxc3 12. bxc3 b6 13. cxd5 cxd5 14. Bb5 Rf8 15. Ne5 Be6 16. f4 Bf5 17. Rae1 Be4 18. Bd2 Bf6 19. Re3 Bxe5 20. fxe5 a6 21. Bd3 Bxd3 22. Rxd3 Nc6 23. Rg3 Kh8 24. Qb1 Ne7 25. Bg5 Qc7 26. Rh3 Ng6 27. Qd1 Rfe8 28. Qh5 h6 29. Bxh6 gxh6 30. Qxh6+ Kg8 31. Qh7+ Kf8 32. Qxg6 1-0

[Event "COL-ch U2000"]
[Site "Pereira"]
[Date "2019.03.24"]
[Round "6"]
[White "Torres Benitez, Fabio Ignacio"]
[Black "Borrero, Alexander"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "1805"]
[BlackElo "1986"]
[PlyCount "98"]
[EventDate "2019.03.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. e4 d6 2. g3 Nf6 3. Bg2 e5 4. Ne2 c6 5. 0-0 Bg4 6. f3 Bh5 7. c3 Nbd7 8. d4 Be7 9. Na3 0-0 10. Be3 d5 11. g4 Bg6 12. Ng3 dxe4 13. fxe4 Bxa3 14. bxa3 Qa5 15. Qe2 Qxc3 16. Rac1 Qxa3 17. dxe5 Nxg4 18. Bd4 Ngxe5 19. Nf5 Bxf5 20. exf5 Qd3 21. Qxd3 Nxd3 22. Rcd1 N7e5 23. f6 Rfd8 24. Bc3 Ng4 25. Rf3 Nde5 26. Rxd8+ Rxd8 27. Rf5 Rd1+ 28. Bf1 Ne3 29. Rf4 g5 30. Rf2 N5g4 31. Rf3 Rxf1+ 32. Rxf1 Nxf1 33. Kxf1 Nxh2+ 34. Kg2 Ng4 35. Kf3 h5 36. Ke4 h4 37. Kf3 Nh6 38. Bd2 g4+ 39. Ke4 h3 40. Bf4 Kh7 41. Bg3 Kg6 42. Kf4 Kxf6 43. Bh2 Kg6 44. Bg1 f5 45. Kg3 b6 46. Be3 Nf7 47. Bf4 Kf6 48. Bb8 a6 49. a4 b5 0-1

[Event "COL-ch U2000"]
[Site "Pereira"]
[Date "2019.03.23"]
[Round "5"]
[White "Borrero, Alexander"]
[Black "Guzman Franco, Javier"]
[Result "1-0"]
[ECO "E94"]
[WhiteElo "1986"]
[BlackElo "1633"]
[PlyCount "97"]
[EventDate "2019.03.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. e4 c6 2. c4 g6 3. d4 Bg7 4. Nf3 d6 5. h3 Nf6 6. Nc3 0-0 7. Be2 e5 8. 0-0 Nbd7 9. Be3 Re8 10. Qc2 Nh5 11. g3 Nf8 12. Kg2 f5 13. exf5 Bxf5 14. Qb3 Qc8 15. Rh1 Nf6 16. dxe5 dxe5 17. Ng5 h6 18. c5+ Be6 19. Nxe6 Nxe6 20. Bc4 Kh7 21. Rad1 Nd4 22. Bxd4 exd4 23. Rxd4 Nd5 24. Rd2 Nxc3 25. bxc3 Qf5 26. Bd3 Qd5+ 27. Qxd5 cxd5 28. Rb1 Re7 29. Rdb2 Rc8 30. Rxb7 Rxb7 31. Rxb7 Rxc5 32. Rxa7 Rxc3 33. Bb5 d4 34. a4 Ra3 35. Rd7 h5 36. h4 Kh6 37. Rd6 Kh7 38. Be8 Kg8 39. Rxg6 Ra2 40. Rd6 Kf8 41. Bb5 Ke7 42. Rd5 Ra3 43. Rxh5 Ke6 44. Rc5 Kd6 45. Rc2 Bh6 46. Rc6+ Kd5 47. Rxh6 d3 48. Rh7 Kd4 49. Rd7+ 1-0

[Event "COL-ch U2000"]
[Site "Pereira"]
[Date "2019.03.23"]
[Round "4"]
[White "Montoya, Nerio Antonio"]
[Black "Borrero, Alexander"]
[Result "0-1"]
[ECO "B21"]
[WhiteElo "1782"]
[BlackElo "1986"]
[PlyCount "92"]
[EventDate "2019.03.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. e4 d6 2. f4 c5 3. Bc4 Nf6 4. Nc3 Nc6 5. a4 a6 6. Nf3 Bg4 7. 0-0 e6 8. h3 Bxf3 9. Qxf3 Nd4 10. Qd3 d5 11. exd5 exd5 12. Ba2 Be7 13. Ne2 Nc6 14. c3 0-0 15. Qf3 c4 16. d4 cxd3 17. Qxd3 b5 18. Bb1 b4 19. g4 Na5 20. Be3 Nb3 21. Ra2 Nc5 22. Bxc5 Bxc5+ 23. Nd4 b3 24. Ra1 Re8 25. Kg2 Qb6 26. a5 Qb7 27. Qf5 Bxd4 28. cxd4 Qb4 29. g5 Qd2+ 30. Rf2 Re2 31. Rxe2 Qxe2+ 32. Kg1 Qd1+ 33. Kg2 Qd2+ 34. Kf1 Re8 35. Bd3 Ne4 36. Bxe4 dxe4 37. Qd7 Rf8 38. Qg4 Qxb2 39. Rd1 Qa2 40. Qe2 Rb8 41. Qxe4 b2 42. Rb1 g6 43. Kg2 Qxa5 44. Kf3 Rb3+ 45. Kg4 f5+ 46. gxf6 Qh5# 0-1

[Event "COL-ch U2000"]
[Site "Pereira"]
[Date "2019.03.22"]
[Round "2"]
[White "Anzola, Apolinar"]
[Black "Borrero, Alexander"]
[Result "1-0"]
[ECO "E70"]
[WhiteElo "1897"]
[BlackElo "1986"]
[PlyCount "17"]
[EventDate "2019.03.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Bd3 g6 4. c4 Bg7 5. Ne2 0-0 6. 0-0 Nbd7 7. Nbc3 e5 8. d5 c6 9. a3 1-0

[Event "COL-ch U2000"]
[Site "Pereira"]
[Date "2019.03.22"]
[Round "3"]
[White "Borrero, Alexander"]
[Black "Londono Lopez, Donaldo Eliuver"]
[Result "0-1"]
[ECO "C27"]
[WhiteElo "1986"]
[BlackElo "1839"]
[PlyCount "118"]
[EventDate "2019.03.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "COL"]
[SourceTitle "CBM 189 Extra"]
[Source "ChessBase"]
[SourceDate "2019.06.03"]
[SourceVersion "1"]
[SourceVersionDate "2019.06.03"]
[SourceQuality "1"]

1. e4 e5 2. Bc4 Nf6 3. Nc3 Nxe4 4. Bxf7+ Kxf7 5. Nxe4 d5 6. Nc3 Kg8 7. d3 Be6 8. Nf3 Nd7 9. 0-0 c6 10. Re1 Qc7 11. Qe2 Bd6 12. Bf4 Bg4 13. Bg3 Rf8 14. Nd1 h5 15. h3 Bxf3 16. gxf3 Rh6 17. Bh4 Nb6 18. Bg5 Rg6 19. f4 exf4 20. Qxh5 Qf7 21. Nc3 Qf5 22. h4 f3 23. Ne4 dxe4 24. Rxe4 Qh3 25. Qg4 Qxg4+ 26. Rxg4 Bf4 27. Re1 Bxg5 28. hxg5 Rf5 29. Re7 Rfxg5 30. Rxg5 Rxg5+ 31. Kf1 Rf5 32. Rxb7 Rf7 33. Rb8+ Kh7 34. Re8 g5 35. Re6 g4 36. Rxc6 Re7 37. Kg1 Re1+ 38. Kh2 Rf1 39. Kg3 Rg1+ 40. Kf4 Nd5+ 41. Ke4 Kg7 42. Ra6 Nf6+ 43. Ke3 Re1+ 44. Kf4 Re2 45. Kg3 Rxc2 46. Rxa7+ Kg6 47. Rb7 Rc5 48. b4 Rg5 49. Rb6 Rf5 50. a4 Kg5 51. Kh2 Nh5 52. Rb5 Rxb5 53. axb5 Nf6 54. b6 Nd7 55. b7 Kf4 56. Kg1 g3 57. fxg3+ Kxg3 58. b5 Nb8 59. Kf1 f2 0-1

[Event "Cali Region-ch"]
[Site "Cali"]
[Date "2017.05.01"]
[Round "6"]
[White "Borrero, Alexander"]
[Black "Geurts, Harrie Tulio"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "1783"]
[BlackElo "1783"]
[PlyCount "45"]
[EventDate "2017.04.28"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 178 Extra"]
[Source "ChessBase"]
[SourceDate "2017.06.22"]
[SourceVersion "1"]
[SourceVersionDate "2017.06.22"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd6 4. Nf3 Nf6 5. d4 Bg4 6. Nb5 Qd8 7. Bf4 Nd5 8. Bc4 c6 9. Bxd5 Qa5+ 10. Qd2 Qxb5 11. Bxf7+ Kxf7 12. Ne5+ Ke8 13. Nxg4 Qxb2 14. 0-0 Qb6 15. Rab1 Qa6 16. Qe3 Nd7 17. Qe6 c5 18. Qe4 Qc6 19. d5 Qa6 20. Rfe1 Kd8 21. d6 exd6 22. Rxb7 Kc8 23. Rxd7 1-0

[Event "Cali Region-ch"]
[Site "Cali"]
[Date "2017.05.01"]
[Round "7"]
[White "Parada, Norberto Andres"]
[Black "Borrero, Alexander"]
[Result "0-1"]
[ECO "D45"]
[WhiteElo "2082"]
[BlackElo "1783"]
[PlyCount "74"]
[EventDate "2017.04.28"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 178 Extra"]
[Source "ChessBase"]
[SourceDate "2017.06.22"]
[SourceVersion "1"]
[SourceVersionDate "2017.06.22"]
[SourceQuality "1"]

1. c4 c6 2. d4 d5 3. Nc3 Nf6 4. Nf3 e6 5. e3 Nbd7 6. Qc2 Bd6 7. Bd2 Qe7 8. 0-0-0 0-0 9. Kb1 c5 10. cxd5 exd5 11. Nb5 c4 12. Nxd6 Qxd6 13. Ng5 h6 14. Nh3 b5 15. f3 Re8 16. g4 b4 17. g5 hxg5 18. Nxg5 b3 19. axb3 cxb3 20. Qd3 a5 21. Rg1 Ba6 22. Qf5 Bxf1 23. Nxf7 Kxf7 24. Qg6+ Ke6 25. Rgxf1 Qc7 26. Bc3 Qxh2 27. e4 Qh7 28. Qg5 Kf7 29. Ka1 a4 30. Rh1 Qg6 31. Qf4 a3 32. Rdg1 Rh8 33. Qc1 Rxh1 34. Rxh1 Qg2 35. Kb1 axb2 36. Bxb2 Ra2 37. e5 Rxb2+ 0-1

[Event "Cali Region-ch"]
[Site "Cali"]
[Date "2017.04.30"]
[Round "5"]
[White "Borrero, Alexander"]
[Black "Calero, Hector Andres"]
[Result "1-0"]
[ECO "B92"]
[WhiteElo "1783"]
[BlackElo "1909"]
[PlyCount "71"]
[EventDate "2017.04.28"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 178 Extra"]
[Source "ChessBase"]
[SourceDate "2017.06.22"]
[SourceVersion "1"]
[SourceVersionDate "2017.06.22"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 d6 3. Nf3 Nf6 4. d4 cxd4 5. Nxd4 a6 6. Be2 e5 7. Nb3 Be7 8. 0-0 0-0 9. Be3 Be6 10. f3 Nbd7 11. Qe1 b5 12. a3 Nb6 13. Na5 Rc8 14. Qf2 Nbd7 15. Nb3 d5 16. exd5 Nxd5 17. Nxd5 Bxd5 18. Rac1 Bh4 19. g3 Be7 20. Rfd1 Be6 21. f4 Qc7 22. f5 Bc4 23. Bf3 Rfd8 24. Kg2 h6 25. h3 a5 26. g4 a4 27. Nd2 Nc5 28. Nxc4 bxc4 29. Rxd8+ Rxd8 30. f6 gxf6 31. Bxh6 Bf8 32. Be3 Rb8 33. Bd5 Rxb2 34. Qxf6 Nd3 35. Qg6+ Kh8 36. Bxf7 1-0

[Event "Cali Region-ch"]
[Site "Cali"]
[Date "2017.04.30"]
[Round "4"]
[White "Valencia, Dario"]
[Black "Borrero, Alexander"]
[Result "1/2-1/2"]
[ECO "A52"]
[WhiteElo "1909"]
[BlackElo "1783"]
[PlyCount "37"]
[EventDate "2017.04.28"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 178 Extra"]
[Source "ChessBase"]
[SourceDate "2017.06.22"]
[SourceVersion "1"]
[SourceVersionDate "2017.06.22"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. e3 Nxe5 5. Nc3 d6 6. Be2 Qg5 7. f4 Qxg2 8. Bf3 Nxf3+ 9. Qxf3 Qc2 10. Nge2 Be7 11. 0-0 Nc6 12. Nd5 Bd8 13. Nec3 Be6 14. Rf2 Qd3 15. b3 0-0 16. Bb2 Ne7 17. Rd1 Qf5 18. e4 Qh3 19. Rg2 1/2-1/2

[Event "Cali Region-ch"]
[Site "Cali"]
[Date "2017.04.29"]
[Round "3"]
[White "Borrero, Alexander"]
[Black "Wagner, Alejandro"]
[Result "1-0"]
[ECO "C10"]
[WhiteElo "1783"]
[BlackElo "1772"]
[PlyCount "58"]
[EventDate "2017.04.28"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 178 Extra"]
[Source "ChessBase"]
[SourceDate "2017.06.22"]
[SourceVersion "1"]
[SourceVersionDate "2017.06.22"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nd7 5. Nf3 Ngf6 6. Ng3 b6 7. Bb5 Bb7 8. 0-0 a6 9. Bd3 Be7 10. Be3 0-0 11. c3 Rc8 12. Qe2 c6 13. Bxa6 Bxa6 14. Qxa6 b5 15. b4 Nb6 16. Qa3 Ra8 17. Qb3 Ra4 18. Ne5 Qa8 19. a3 Rd8 20. Ra2 Nfd5 21. Ne4 f6 22. Nd3 Nc4 23. Bc1 Re8 24. Nec5 Bxc5 25. Nxc5 Ra7 26. a4 e5 27. a5 exd4 28. cxd4 Qc8 29. h3 Rc7 1-0

[Event "Cali Region-ch"]
[Site "Cali"]
[Date "2017.04.28"]
[Round "1"]
[White "Cardoso Cardoso, Jose Gabriel"]
[Black "Borrero, Alexander"]
[Result "1-0"]
[ECO "A52"]
[WhiteElo "2100"]
[BlackElo "1783"]
[PlyCount "51"]
[EventDate "2017.04.28"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 178 Extra"]
[Source "ChessBase"]
[SourceDate "2017.06.22"]
[SourceVersion "1"]
[SourceVersionDate "2017.06.22"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. e4 Nxf2 5. Kxf2 Qh4+ 6. g3 Qxe4 7. Nf3 Bc5+ 8. Kg2 0-0 9. Nc3 Qg4 10. h3 Qh5 11. g4 Qg6 12. Bd3 Qc6 13. Nd5 Re8 14. Be4 Kh8 15. Nf6 Qe6 16. Ng5 Qe7 17. Nxe8 Qxe8 18. Bd5 h6 19. Nxf7+ Kh7 20. g5 d6 21. gxh6 Bf5 22. Ng5+ Kh8 23. Qf3 g6 24. Bf4 Nd7 25. Rae1 c6 26. exd6 1-0

[Event "Valle Region-ch"]
[Site "Cali"]
[Date "2013.06.29"]
[Round "3.5"]
[White "Borrero, Alexander"]
[Black "Castro, Alexander"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "1783"]
[BlackElo "2131"]
[PlyCount "86"]
[EventDate "2013.06.28"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 d6 2. Nf3 Nf6 3. d3 g6 4. Nc3 Bg7 5. Be2 0-0 6. Bg5 h6 7. Bh4 c5 8. Qd2 Nc6 9. h3 Qa5 10. 0-0 Kh7 11. Nh2 Nd4 12. f4 Nb5 13. Nf3 Nxc3 14. bxc3 Ng8 15. e5 f6 16. exd6 exd6 17. d4 f5 18. dxc5 Qxc5+ 19. Nd4 Nf6 20. Bxf6 Bxf6 21. Bf3 Bd7 22. Bxb7 Rab8 23. Rab1 Qc7 24. Bd5 Qc5 25. Bf3 Rfc8 26. Kh1 Rb6 27. Rxb6 axb6 28. Nb3 Qxc3 29. Qxd6 Bb5 30. Rc1 Bc6 31. Bd5 Bxd5 32. Qxd5 Bg7 33. Qd7 Rc7 34. Qe6 Rc6 35. Qe8 Rc4 36. Qb8 Qe3 37. Qd6 Rxf4 38. Rd1 Rf2 39. Qd3 Qg5 40. Rg1 Qf4 41. a3 h5 42. c3 h4 43. Qb5 Be5 0-1

[Event "Valle Region-ch"]
[Site "Cali"]
[Date "2013.06.28"]
[Round "2.6"]
[White "Borrero, Alexander"]
[Black "Arango Arenas, Juan Camilo"]
[Result "1-0"]
[ECO "B27"]
[WhiteElo "1783"]
[BlackElo "2123"]
[PlyCount "81"]
[EventDate "2013.06.28"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. c3 g6 3. Nf3 Bg7 4. Bc4 e6 5. 0-0 d5 6. exd5 exd5 7. Re1+ Ne7 8. Bb5+ Nbc6 9. d4 cxd4 10. Bxc6+ bxc6 11. Nxd4 0-0 12. Bg5 f6 13. Bf4 g5 14. Bg3 f5 15. Be5 Bxe5 16. Rxe5 Qd6 17. Re1 Bd7 18. Nd2 Rae8 19. N2f3 g4 20. Ne5 Ng6 21. Nxd7 Rxe1+ 22. Qxe1 Qxd7 23. Qd2 f4 24. Re1 Re8 25. g3 Re4 26. gxf4 Nh4 27. Rxe4 dxe4 28. f5 Qd8 29. Qe2 Nf3+ 30. Kg2 Qh4 31. Qc4+ Kg7 32. Nxf3 gxf3+ 33. Kf1 Qxh2 34. Qd4+ Kf7 35. Ke1 Qf4 36. Qd7+ Kf6 37. Qe6+ Kg5 38. Qe7+ Kxf5 39. Qxh7+ Kg4 40. Qd7+ Kh4 41. Qd2 1-0

[Event "Valle Region-ch"]
[Site "Cali"]
[Date "2013.06.28"]
[Round "1.18"]
[White "Norena, Derly Jiseth"]
[Black "Borrero, Alexander"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "1307"]
[BlackElo "1783"]
[PlyCount "76"]
[EventDate "2013.06.28"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c6 2. Nf3 g6 3. Bc4 Bg7 4. d3 Nf6 5. Nc3 0-0 6. 0-0 d5 7. Bb3 e6 8. e5 Nfd7 9. d4 a6 10. Bf4 c5 11. a3 Nc6 12. Ne2 Qc7 13. c3 b5 14. Bc2 Bb7 15. Qd2 Rac8 16. Bh6 cxd4 17. Bxg7 Kxg7 18. Nexd4 Ncxe5 19. Nxe5 Nxe5 20. f4 Nc4 21. Qc1 Qe7 22. b3 Nd6 23. Qb2 Qf6 24. a4 Rc7 25. axb5 Nxb5 26. Nxb5 axb5 27. b4 Rxc3 28. Ra3 d4 29. Rxc3 dxc3 30. Qb3 Qd4+ 31. Kh1 Qd2 32. Rg1 Rc8 33. Qa2 Be4 34. Qa6 Ra8 35. Qxb5 Qxc2 36. Qe5+ Kg8 37. b5 Qxg2+ 38. Rxg2 Ra1# 0-1

[Event "Verano op 2nd"]
[Site "Verano"]
[Date "2009.11.01"]
[Round "3.7"]
[White "Borrero, Alexander"]
[Black "Herrera, Victor Manuel"]
[Result "1-0"]
[ECO "C01"]
[WhiteElo "1783"]
[BlackElo "1498"]
[PlyCount "55"]
[EventDate "2009.10.31"]
[EventType "swiss (rapid)"]
[EventRounds "6"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Bd3 c5 4. c3 c4 5. Bc2 Be7 6. Bf4 dxe4 7. Bxe4 Nf6 8. Bc2 b5 9. Qf3 Qd5 10. Nd2 Bb7 11. 0-0-0 b4 12. Bxb8 Rxb8 13. Ba4+ Kd8 14. Qg3 Rc8 15. Ne2 Qxg2 16. Qxg2 Bxg2 17. Rhg1 bxc3 18. Nxc3 Bc6 19. Rxg7 Bxa4 20. Nxa4 c3 21. bxc3 Bb4 22. Kb2 Ba5 23. Rxf7 Nd5 24. Ne4 Rb8+ 25. Kc2 Rg8 26. Nac5 Rg2 27. Rd3 Rxh2 28. Nxe6+ 1-0

[Event "Verano op 2nd"]
[Site "Verano"]
[Date "2009.11.01"]
[Round "4.6"]
[White "Guzman, Yilmer A"]
[Black "Borrero, Alexander"]
[Result "1-0"]
[ECO "A85"]
[WhiteElo "1600"]
[BlackElo "1783"]
[PlyCount "103"]
[EventDate "2009.10.31"]
[EventType "swiss (rapid)"]
[EventRounds "6"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 f5 2. c4 Nf6 3. Nc3 e6 4. e3 Be7 5. Bd3 0-0 6. Nf3 d5 7. Qb3 Kh8 8. 0-0 Nc6 9. Rd1 Nb4 10. Be2 c6 11. a3 dxc4 12. Bxc4 Nbd5 13. Qc2 Nxc3 14. bxc3 Qc7 15. Bd3 Bd6 16. c4 Ng4 17. h3 Nf6 18. Bb2 Qf7 19. Ne5 Bxe5 20. dxe5 Nd7 21. c5 Qe7 22. Rac1 Rd8 23. Be2 b6 24. Bd4 Bb7 25. Bf3 Rac8 26. a4 Nxc5 27. Bxc5 Rxd1+ 28. Bxd1 bxc5 29. Qxc5 Qxc5 30. Rxc5 Kg8 31. Be2 Rc7 32. a5 a6 33. Bf3 Kf7 34. Kf1 Ke7 35. Ke2 Rc8 36. Kd3 Kd7 37. Kc3 Kc7 38. Rc4 g5 39. Kb4 Rd8 40. Rd4 Rxd4+ 41. exd4 c5+ 42. Kxc5 Bxf3 43. gxf3 h5 44. f4 gxf4 45. d5 exd5 46. Kxd5 Kd7 47. f3 h4 48. e6+ Ke7 49. Ke5 Ke8 50. Kf6 Kf8 51. Kxf5 Ke7 52. Ke5 1-0

[Event "Verano op 2nd"]
[Site "Verano"]
[Date "2009.10.31"]
[Round "1.9"]
[White "Borrero, Alexander"]
[Black "Sierra, Hernando"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "1783"]
[BlackElo "1600"]
[PlyCount "43"]
[EventDate "2009.10.31"]
[EventType "swiss (rapid)"]
[EventRounds "6"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. 0-0 Bc5 5. c3 d6 6. d4 Bb6 7. h3 Nxe4 8. Re1 d5 9. Bd3 Bf5 10. Nbd2 Nxd2 11. Nxe5 Ne4 12. Nxc6 bxc6 13. f3 Qe7 14. Qc2 0-0-0 15. fxe4 dxe4 16. Bxe4 Kb8 17. Bd2 Be6 18. Bxc6 Qd6 19. Bf3 Bxd4+ 20. cxd4 Qxd4+ 21. Be3 Qh4 22. Qc6 1-0

[Event "Verano op 2nd"]
[Site "Verano"]
[Date "2009.10.31"]
[Round "2.1"]
[White "Maldonado, Hernan"]
[Black "Borrero, Alexander"]
[Result "1-0"]
[ECO "B15"]
[WhiteElo "1997"]
[BlackElo "1783"]
[PlyCount "15"]
[EventDate "2009.10.31"]
[EventType "swiss (rapid)"]
[EventRounds "6"]
[EventCountry "COL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. Be3 Bd6 7. Bd3 Be6 8. Ne2 1-0

