[Event "COL-ch U18"]
[Site "Bogota"]
[Date "2023.05.14"]
[Round "6"]
[White "Sanchez Fonseca, Alejandro"]
[Black "Dulcey Buitrago, John Jairo"]
[Result "0-1"]
[ECO "C02"]
[WhiteElo "1228"]
[BlackElo "1586"]
[PlyCount "80"]
[EventDate "2023.05.11"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. Nf3 Nc6 5. Bb5 Bd7 6. Nc3 cxd4 7. Nxd4 Nxe5 8. Bxd7+ Nxd7 9. 0-0 Ngf6 10. Bg5 a6 11. Re1 Be7 12. Nf3 Ng4 13. Qd4 Ndf6 14. h3 h6 15. Bxf6 Nxf6 16. Ne5 0-0 17. Ng4 Nxg4 18. Qxg4 Bc5 19. Na4 Ba7 20. Rad1 Qf6 21. Rd2 b5 22. Nc3 Rad8 23. Qg3 Bb6 24. a3 Rc8 25. b3 Rxc3 26. Qd6 Bc7 27. Qxa6 Rxh3 28. gxh3 Qg5+ 29. Kf1 Qxd2 30. Qc6 Rc8 31. Qxb5 Bd8 32. Qe8+ Kh7 33. Qxf7 Bh4 34. Re2 Qd1+ 35. Re1 Qxc2 36. Qf4 Qd3+ 37. Re2 Qxh3+ 38. Ke1 Qh1+ 39. Kd2 Qc1+ 40. Kd3 Qc3# 0-1

[Event "COL-ch U18"]
[Site "Bogota"]
[Date "2023.05.13"]
[Round "4"]
[White "Sanchez Fonseca, Alejandro"]
[Black "Gualdron Pulido, Deyson Yesid"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "1228"]
[PlyCount "98"]
[EventDate "2023.05.11"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Qf6 3. Bc4 Nc6 4. d3 Bc5 5. Bg5 Qg6 6. Bb5 Nd4 7. Nxd4 Bxd4 8. Qd2 Bxb2 9. c3 Bxa1 10. 0-0 f6 11. Be3 c6 12. Bc4 d5 13. exd5 Bh3 14. f3 0-0-0 15. Bxa7 cxd5 16. Bb3 d4 17. Na3 Bxc3 18. Qc2 Kd7 19. Nb5 Rc8 20. Ba4 Ke7 21. Kh1 Bd7 22. Qe2 Ra8 23. Bc5+ Ke8 24. Nc7+ Kd8 25. Nxa8 Bxa4 26. Rb1 Qh6 27. Qe4 Bc6 28. Bb6+ Kc8 29. Qf5+ Bd7 30. Qe4 Ne7 31. Bc5 Bc6 32. Qg4+ f5 33. Qg3 Kd8 34. Qxe5 Qf6 35. Bxe7+ Qxe7 36. Qb8+ Kd7 37. Qxh8 Be1 38. Nb6+ Kc7 39. Qc8+ Kd6 40. Nc4+ Kc5 41. Qxf5+ Bd5 42. Nb6 Qd6 43. Nxd5 g6 44. Qc8+ Kxd5 45. Rxe1 h5 46. Qxb7+ Qc6 47. Qf7+ Kc5 48. Rc1+ Kd6 49. Rxc6+ Kxc6 1-0

[Event "COL-ch U18"]
[Site "Bogota"]
[Date "2023.05.13"]
[Round "5"]
[White "Silva Barajas, Jose Alejandro"]
[Black "Sanchez Fonseca, Alejandro"]
[Result "1-0"]
[ECO "C44"]
[BlackElo "1228"]
[PlyCount "111"]
[EventDate "2023.05.11"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 d5 4. dxe5 Bg4 5. exd5 Nxe5 6. Be2 Bd6 7. Nxe5 Bxe2 8. Qxe2 Qe7 9. Nd3 Qxe2+ 10. Kxe2 Nf6 11. Nc3 0-0 12. Re1 Rfe8+ 13. Kf1 Rxe1+ 14. Nxe1 Bb4 15. Bg5 Bxc3 16. bxc3 Nxd5 17. Rb1 f6 18. Bd2 b6 19. c4 Ne7 20. Bb4 c5 21. Bd2 Nf5 22. Nf3 Nd4 23. Nxd4 cxd4 24. c3 dxc3 25. Bxc3 Rc8 26. Rb4 b5 27. Rxb5 Rxc4 28. Bb2 Rc2 29. Rb8+ Kf7 30. Rb7+ Kg6 31. Ba3 Rxa2 32. Rxa7 Kh6 33. Bc1+ g5 34. Rxa2 Kh5 35. Ra7 h6 36. f3 f5 37. g4+ fxg4 38. fxg4+ Kxg4 39. Rh7 h5 40. Rg7 Kh4 41. Rxg5 Kh3 42. Rxh5+ Kg4 43. Rh8 Kf3 44. Rg8 Ke4 45. h4 Kd3 46. h5 Kc2 47. h6 Kxc1 48. h7 Kd2 49. h8Q Kd3 50. Re8 Kc4 51. Rd8 Kc5 52. Qd4+ Kb5 53. Qd3+ Kc6 54. Qd6+ Kb5 55. Rc8 Ka5 56. Rb8 1-0

[Event "COL-ch U18"]
[Site "Bogota"]
[Date "2023.05.12"]
[Round "3"]
[White "Giraldo Guevara, Juan Diego"]
[Black "Sanchez Fonseca, Alejandro"]
[Result "1-0"]
[ECO "C65"]
[WhiteElo "1583"]
[BlackElo "1228"]
[PlyCount "53"]
[EventDate "2023.05.11"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 d6 5. c3 Bg4 6. 0-0 a6 7. Ba4 d5 8. exd5 Qxd5 9. Nbd2 Qxd3 10. Re1 Bc5 11. Rxe5+ Be7 12. Qe1 b5 13. Re3 Qd6 14. Bc2 0-0 15. Ne4 Nxe4 16. Bxe4 Bxf3 17. Rxf3 Qe5 18. Bf4 Qc5 19. Bxc6 Qxc6 20. Qxe7 Rad8 21. Qxc7 Qxc7 22. Bxc7 Rd7 23. Bg3 Rfd8 24. Re1 Rd1 25. Rfe3 Rxe1+ 26. Rxe1 Rd2 27. Re8# 1-0

[Event "COL-ch U18"]
[Site "Bogota"]
[Date "2023.05.12"]
[Round "2"]
[White "Sanchez Fonseca, Alejandro"]
[Black "Negron Lizarazo, Juan Sebastian"]
[Result "0-1"]
[ECO "B30"]
[WhiteElo "1228"]
[BlackElo "1587"]
[PlyCount "54"]
[EventDate "2023.05.11"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. Nc3 Bg7 4. Bc4 Nc6 5. d3 d6 6. Ng5 e6 7. 0-0 Nge7 8. Qf3 0-0 9. Qh3 h6 10. Nf3 h5 11. Bg5 d5 12. exd5 exd5 13. Bb5 Bxh3 14. gxh3 Qd7 15. Bxc6 Nxc6 16. Rfe1 Qxh3 17. Nd2 Qg4+ 18. Kf1 Qxg5 19. Re2 Rfe8 20. Rae1 Rxe2 21. Rxe2 Nd4 22. f4 Qxf4+ 23. Rf2 Qg4 24. Nxd5 Qh3+ 25. Rg2 Qf5+ 26. Rf2 Qxd5 27. c4 Qh1# 0-1

[Event "COL-ch U18"]
[Site "Bogota"]
[Date "2023.05.11"]
[Round "1"]
[White "Pabon Arevalo, Emmanuel Alejandro"]
[Black "Sanchez Fonseca, Alejandro"]
[Result "1-0"]
[ECO "C68"]
[WhiteElo "1717"]
[BlackElo "1228"]
[PlyCount "81"]
[EventDate "2023.05.11"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 214 Extra"]
[Source "ChessBase"]
[SourceDate "2023.07.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.07.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 a6 5. Bxc6 dxc6 6. Nxe5 Qd4 7. Nf3 Qb6 8. 0-0 Bg4 9. Nbd2 Bb4 10. Nc4 Qc5 11. h3 Bh5 12. Be3 Qb5 13. a4 Bxf3 14. Qxf3 Qh5 15. g4 Qh4 16. Bf4 0-0 17. Ne3 h5 18. g5 Nh7 19. Nf5 Nxg5 20. Nxh4 Nxf3+ 21. Nxf3 Bd6 22. Bxd6 cxd6 23. Nd4 c5 24. Nf5 Rfe8 25. Nxd6 Re6 26. Nxb7 Rg6+ 27. Kh2 Rb8 28. Nxc5 Rxb2 29. Rac1 Rc6 30. d4 Rb4 31. c3 Rb8 32. Rb1 Re8 33. a5 Rf6 34. Rb6 Rf3 35. Rb3 Ra8 36. Kg2 Rf6 37. f4 Rg6+ 38. Kf2 Rc6 39. Rb6 Rxb6 40. axb6 g6 41. b7 1-0

[Event "Bucaramanga Santander-ch"]
[Site "Bucaramanga"]
[Date "2023.04.02"]
[Round "7"]
[White "Cardenas Briceno, Eloy"]
[Black "Sanchez Fonseca, Alejandro"]
[Result "1-0"]
[ECO "C57"]
[WhiteElo "1443"]
[BlackElo "1294"]
[PlyCount "15"]
[EventDate "2023.03.31"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. e4 e5 2. Bc4 Nf6 3. Nf3 Nc6 4. Ng5 d5 5. exd5 Nxd5 6. Qf3 Be6 7. Nxe6 fxe6 8. Bb5 1-0

[Event "Bucaramanga Santander-ch"]
[Site "Bucaramanga"]
[Date "2023.04.02"]
[Round "6"]
[White "Sanchez Fonseca, Alejandro"]
[Black "Navas Tarazona, Jaider David"]
[Result "1-0"]
[ECO "B00"]
[WhiteElo "1294"]
[PlyCount "13"]
[EventDate "2023.03.31"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. e4 Nc6 2. Nf3 d6 3. Bb5 Bd7 4. Nc3 Nf6 5. d3 a6 6. Ba4 b5 7. Bb3 1-0

[Event "Bucaramanga Santander-ch"]
[Site "Bucaramanga"]
[Date "2023.04.01"]
[Round "4"]
[White "Baron Cabrera, Julian Enrique"]
[Black "Sanchez Fonseca, Alejandro"]
[Result "0-1"]
[ECO "D07"]
[WhiteElo "1206"]
[BlackElo "1294"]
[PlyCount "70"]
[EventDate "2023.03.31"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nc6 3. c4 Nf6 4. e3 Bg4 5. h3 Bh5 6. g4 Bg6 7. Ne5 Be4 8. f3 Bg6 9. Nxg6 hxg6 10. Bd3 dxc4 11. Bxc4 e6 12. Nc3 Bb4 13. a3 Ba5 14. b4 Bb6 15. d5 exd5 16. Nxd5 0-0 17. Nxf6+ Qxf6 18. Bd2 Rad8 19. Qc1 Ne5 20. 0-0 Nxf3+ 21. Kh1 Qc6 22. Bxf7+ Rxf7 23. Qxc6 bxc6 24. Bc3 Rd3 25. Kg2 Rxe3 26. Bd2 Nxd2 27. Rfc1 Rff3 28. Ra2 Re2+ 29. Kh1 Ref2 30. Rg1 Rf1 31. Rxf1 Nxf1 32. Rf2 Bxf2 33. h4 Rg3 34. h5 c5 35. bxc5 Rg1# 0-1

[Event "Bucaramanga Santander-ch"]
[Site "Bucaramanga"]
[Date "2023.04.01"]
[Round "5"]
[White "Moreno Hernandez, Andres Mauricio"]
[Black "Sanchez Fonseca, Alejandro"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "1500"]
[BlackElo "1294"]
[PlyCount "69"]
[EventDate "2023.03.31"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. 0-0 Nf6 5. d3 0-0 6. Bg5 d6 7. h3 h6 8. Bh4 Nd4 9. Nc3 Nxf3+ 10. Qxf3 Be6 11. Bxf6 gxf6 12. Nd5 c6 13. Nxf6+ Kh8 14. Nh5 Bxc4 15. dxc4 f6 16. c3 a5 17. a3 Bb6 18. b4 axb4 19. axb4 Rxa1 20. Rxa1 c5 21. b5 Bc7 22. Qe3 Kh7 23. Ng3 Rf7 24. Nf5 Qf8 25. Rd1 Rd7 26. Rd3 b6 27. Qe2 Qf7 28. Rg3 Qe8 29. Qd2 Qf8 30. Rg4 Rf7 31. Rh4 Kh8 32. Rxh6+ Rh7 33. Rxh7+ Kxh7 34. Qe2 Qf7 35. Qg4 1-0

[Event "Bucaramanga Santander-ch"]
[Site "Bucaramanga"]
[Date "2023.04.01"]
[Round "3"]
[White "Sanchez Fonseca, Alejandro"]
[Black "Caballero Jaimes, Edith Mayerly"]
[Result "1/2-1/2"]
[ECO "C50"]
[WhiteElo "1294"]
[PlyCount "45"]
[EventDate "2023.03.31"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Be7 5. 0-0 d6 6. Nxd4 Nxd4 7. Qxd4 Bf6 8. e5 dxe5 9. Qxd8+ Bxd8 10. Re1 Bf6 11. Nc3 Ne7 12. Nd5 Nxd5 13. Bxd5 0-0 14. f4 Re8 15. fxe5 Rxe5 16. Rxe5 Bxe5 17. Bd2 Bd7 18. c3 c6 19. Be4 h6 20. Re1 b6 21. Be3 Re8 22. Rd1 Re7 23. Bd4 1/2-1/2

[Event "Bucaramanga Santander-ch"]
[Site "Bucaramanga"]
[Date "2023.03.31"]
[Round "2"]
[White "Galvis Gomez, Jaime"]
[Black "Sanchez Fonseca, Alejandro"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1609"]
[BlackElo "1294"]
[PlyCount "22"]
[EventDate "2023.03.31"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nc6 3. Bf4 Bg4 4. e3 Nf6 5. Nbd2 e6 6. Bd3 Bd6 7. Bg3 0-0 8. Be2 Bxg3 9. hxg3 Nb4 10. e4 Nxe4 11. Nxe4 dxe4 1-0

[Event "Bucaramanga Santander-ch"]
[Site "Bucaramanga"]
[Date "2023.03.31"]
[Round "1"]
[White "Sanchez Fonseca, Alejandro"]
[Black "Hurtado Paez, Andres Jesus"]
[Result "0-1"]
[ECO "C13"]
[WhiteElo "1294"]
[BlackElo "1580"]
[PlyCount "60"]
[EventDate "2023.03.31"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 dxe4 5. Nxe4 Be7 6. Nxf6+ Bxf6 7. Bxf6 Qxf6 8. Nf3 0-0 9. Bc4 b6 10. 0-0 Bb7 11. Re1 Nd7 12. d5 exd5 13. Bxd5 Bxd5 14. Qxd5 Nc5 15. Qd1 Qxb2 16. Re7 Rad8 17. Qe2 Qxa1+ 18. Qe1 Rd1 19. Kf1 Rxe1+ 20. Rxe1 Qxa2 21. Re2 a5 22. c4 Qxc4 23. Nd2 Qc1+ 24. Re1 Qxd2 25. Re2 Qd3 26. Ke1 Nb3 27. Re3 Qd2+ 28. Kf1 Qd1+ 29. Re1 Nd2+ 30. Kg1 Qxe1# 0-1

[Event "Bucaramanga Santander Cup"]
[Site "Bucaramanga"]
[Date "2022.07.24"]
[Round "7"]
[White "Sanchez Fonseca, Alejandro"]
[Black "Serrano Jimenez, Angela Sofia"]
[Result "0-1"]
[ECO "B32"]
[WhiteElo "1281"]
[BlackElo "1520"]
[PlyCount "13"]
[EventDate "2022.07.20"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "COL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 Nf6 4. dxc5 Nxe4 5. Be3 e5 6. Bd3 Nxc5 7. Nc3 0-1

[Event "Bucaramanga Santander Cup"]
[Site "Bucaramanga"]
[Date "2022.07.23"]
[Round "5"]
[White "Rodriguez Munoz, Luis Hernando"]
[Black "Sanchez Fonseca, Alejandro"]
[Result "1-0"]
[ECO "C65"]
[WhiteElo "1478"]
[BlackElo "1281"]
[PlyCount "19"]
[EventDate "2022.07.20"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "COL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. 0-0 Bc5 5. h3 0-0 6. Nc3 a6 7. Bxc6 dxc6 8. Nxe5 Bb4 9. d3 Bxc3 10. bxc3 1-0

[Event "Bucaramanga Santander Cup"]
[Site "Bucaramanga"]
[Date "2022.07.22"]
[Round "4"]
[White "Figueroa Zambrano, Lunay Militza"]
[Black "Sanchez Fonseca, Alejandro"]
[Result "1-0"]
[ECO "D02"]
[BlackElo "1281"]
[PlyCount "77"]
[EventDate "2022.07.20"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "COL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 Nf6 3. Nf3 Bf5 4. e3 Nc6 5. Bd3 Bxd3 6. Qxd3 e6 7. Nbd2 Bd6 8. 0-0 Bxf4 9. exf4 0-0 10. Rfe1 Qd6 11. g3 Nb4 12. Qb3 c5 13. a3 Nc6 14. c3 c4 15. Qc2 Rfe8 16. Ne5 Nxe5 17. fxe5 Qe7 18. exf6 Qxf6 19. f4 Qf5 20. Qa4 h6 21. Rf1 a6 22. Rae1 Qd3 23. Nf3 b5 24. Qb4 Reb8 25. Ne5 a5 26. Qe7 Re8 27. Qxf7+ Kh8 28. Qh5 Qh7 29. f5 Rf8 30. Ng6+ Kg8 31. Nxf8 Rxf8 32. fxe6 Rxf1+ 33. Rxf1 Qe4 34. Qf7+ Kh7 35. e7 Qe3+ 36. Kg2 Qe4+ 37. Kh3 Qg6 38. Qxg6+ Kxg6 39. e8Q+ 1-0

[Event "Bucaramanga Santander Cup"]
[Site "Bucaramanga"]
[Date "2022.07.20"]
[Round "2"]
[White "Duran, Ricardo"]
[Black "Sanchez Fonseca, Alejandro"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "1806"]
[BlackElo "1281"]
[PlyCount "33"]
[EventDate "2022.07.20"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "COL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 Nf6 3. e3 Bf5 4. c4 dxc4 5. Bxc4 e6 6. Nc3 Bd6 7. Bg3 Bxg3 8. hxg3 Nc6 9. a3 0-0 10. Nf3 Ne4 11. Nh4 Nxc3 12. bxc3 Na5 13. Nxf5 Nxc4 14. Qh5 h6 15. Nxh6+ gxh6 16. Qxh6 f6 17. Qg6# 1-0

[Event "Bucaramanga Santander Cup"]
[Site "Bucaramanga"]
[Date "2022.07.20"]
[Round "1"]
[White "Sanchez Fonseca, Alejandro"]
[Black "Sierra, Henry Alberto"]
[Result "0-1"]
[ECO "B50"]
[WhiteElo "1281"]
[BlackElo "1462"]
[PlyCount "23"]
[EventDate "2022.07.20"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "COL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Nc3 d6 4. Bc4 Nf6 5. Ng5 e6 6. d3 Be7 7. 0-0 0-0 8. Qf3 Ne5 9. Qh3 Nxc4 10. dxc4 h6 11. Nf3 e5 12. Qg3 0-1

[Event "Bucaramanga Santander-ch"]
[Site "Bucaramanga"]
[Date "2022.04.11"]
[Round "7"]
[White "Sanchez Fonseca, Alejandro"]
[Black "Jaimes Florez, Lucy Janeth"]
[Result "0-1"]
[ECO "C46"]
[WhiteElo "1286"]
[BlackElo "1532"]
[PlyCount "80"]
[EventDate "2022.04.08"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "COL"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Bc5 4. d4 exd4 5. Nb5 Nf6 6. Bf4 d6 7. Nbxd4 Nxd4 8. Nxd4 0-0 9. Qd3 Re8 10. 0-0-0 Nxe4 11. Re1 Nxf2 12. Rxe8+ Qxe8 13. Qe2 Qxe2 14. Bxe2 Nxh1 15. Nf5 Bxf5 16. a3 Nf2 17. b4 Bb6 18. Bc4 h6 19. Bd3 Bxd3 20. cxd3 g5 21. Bg3 Nxd3+ 22. Kd2 Ne5 23. Bxe5 dxe5 24. Kd3 f5 25. Ke2 Bd4 26. Kf3 e4+ 27. Ke2 f4 28. g3 fxg3 29. hxg3 h5 30. Kf1 Rf8+ 31. Kg2 h4 32. gxh4 gxh4 33. Kh3 Rf2 34. Kxh4 e3 35. Kg3 Rf6 36. Kg2 Kg7 37. a4 Kg6 38. a5 Kg5 39. Kg3 e2 40. Kh3 e1Q 0-1

[Event "Bucaramanga Santander-ch"]
[Site "Bucaramanga"]
[Date "2022.04.11"]
[Round "8"]
[White "Serrano Jimenez, Adriana Valentina"]
[Black "Sanchez Fonseca, Alejandro"]
[Result "1/2-1/2"]
[ECO "C55"]
[BlackElo "1286"]
[PlyCount "47"]
[EventDate "2022.04.08"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "COL"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. e4 e5 2. Nc3 Nc6 3. Nf3 Nf6 4. Bc4 d5 5. exd5 Nd4 6. 0-0 Nxf3+ 7. gxf3 Bh3 8. Re1 Bc5 9. Bb5+ Bd7 10. Rxe5+ Be7 11. d4 Bxb5 12. Nxb5 0-0 13. d6 cxd6 14. Re3 Qe8 15. Rc3 Qxb5 16. Qd3 Qxd3 17. Rxd3 Rac8 18. Be3 Rxc2 19. Rc3 Rxc3 20. bxc3 Nd5 21. Kg2 Nxe3+ 22. fxe3 Bg5 23. Kf2 Re8 24. Re1 1/2-1/2

[Event "Bucaramanga Santander-ch"]
[Site "Bucaramanga"]
[Date "2022.04.10"]
[Round "6"]
[White "Espinosa Nino, Mariana Valentina"]
[Black "Sanchez Fonseca, Alejandro"]
[Result "0-1"]
[ECO "D00"]
[BlackElo "1286"]
[PlyCount "31"]
[EventDate "2022.04.08"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "COL"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. d4 d5 2. Nc3 Nf6 3. e3 Nc6 4. Nf3 Ne4 5. Ng5 Nxg5 6. f4 Ne4 7. Nb5 Bf5 8. Bd3 e5 9. Bd2 Nxd2 10. Qxd2 Bxd3 11. Qxd3 Bb4+ 12. Kd1 a6 13. Nc3 Bd6 14. e4 dxe4 15. Qxe4 Qf6 16. g3 0-1

[Event "Bucaramanga Santander-ch"]
[Site "Bucaramanga"]
[Date "2022.04.10"]
[Round "5"]
[White "Sanchez Fonseca, Alejandro"]
[Black "Socha Carreno, Andres Santiago"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1286"]
[PlyCount "14"]
[EventDate "2022.04.08"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "COL"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. d4 d5 2. Nd2 Nc6 3. Ngf3 Nf6 4. e3 Bf5 5. a3 e6 6. Bd3 Bxd3 7. e4 Bd6 0-1

[Event "Bucaramanga Santander-ch"]
[Site "Bucaramanga"]
[Date "2022.04.09"]
[Round "4"]
[White "Parra Garcia, Yeray Santiago"]
[Black "Sanchez Fonseca, Alejandro"]
[Result "1-0"]
[ECO "C57"]
[WhiteElo "1409"]
[BlackElo "1286"]
[PlyCount "49"]
[EventDate "2022.04.08"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "COL"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 Qe7 5. Bxf7+ Kd8 6. Bc4 Qc5 7. Nf7+ Ke8 8. Nxh8 Qxc4 9. d3 Qg8 10. Nc3 Qxh8 11. Be3 Qg8 12. Nb5 Kd8 13. Qe2 Bb4+ 14. c3 Be7 15. Bg5 d6 16. h3 a6 17. Na3 d5 18. 0-0 dxe4 19. dxe4 h6 20. Rad1+ Bd7 21. Bxf6 gxf6 22. Qf3 Qxa2 23. Qg3 Qxb2 24. Qg8+ Bf8 25. Qxf8# 1-0

[Event "Bucaramanga Santander-ch"]
[Site "Bucaramanga"]
[Date "2022.04.09"]
[Round "3"]
[White "Sanchez Fonseca, Alejandro"]
[Black "Rosales Espinel, Julio David"]
[Result "0-1"]
[ECO "C15"]
[WhiteElo "1286"]
[BlackElo "1251"]
[PlyCount "40"]
[EventDate "2022.04.08"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "COL"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. Bb5+ Bd7 5. Bxd7+ Qxd7 6. a3 Bxc3+ 7. bxc3 dxe4 8. Bf4 Nf6 9. Rb1 b6 10. a4 Nd5 11. c4 Nxf4 12. c5 Nd5 13. cxb6 axb6 14. c4 Nc3 15. Qc2 Nxb1 16. Qxb1 Qxa4 17. Qxe4 Qa1+ 18. Ke2 Ra3 19. Qb7 Qb2+ 20. Kf1 Ra1# 0-1

[Event "Bucaramanga Santander-ch"]
[Site "Bucaramanga"]
[Date "2022.04.08"]
[Round "2"]
[White "Jaimes Rios, Luis Alejandro"]
[Black "Sanchez Fonseca, Alejandro"]
[Result "1-0"]
[ECO "C57"]
[WhiteElo "1812"]
[BlackElo "1286"]
[PlyCount "23"]
[EventDate "2022.04.08"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "COL"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 Qe7 5. Bxf7+ Kd8 6. Bb3 Qb4 7. c3 Qc5 8. Nf7+ Ke8 9. Nxh8 Nxe4 10. 0-0 Be7 11. Qh5+ Kf8 12. Qf7# 1-0

[Event "Bucaramanga Bonita op"]
[Site "Bucaramanga"]
[Date "2021.09.05"]
[Round "6"]
[White "Sanchez Fonseca, Alejandro"]
[Black "Gonzalez Suarez, Nelson"]
[Result "0-1"]
[ECO "C41"]
[WhiteElo "1300"]
[BlackElo "1490"]
[PlyCount "42"]
[EventDate "2021.09.04"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "COL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 d6 3. Nc3 Bg4 4. Bc4 Bxf3 5. Qxf3 Qd7 6. Bxf7+ Qxf7 7. Qxf7+ Kxf7 8. 0-0 c6 9. d3 Be7 10. Be3 Nd7 11. Ne2 Ngf6 12. Ng3 g6 13. Bg5 h6 14. Bxf6 Nxf6 15. b4 d5 16. exd5 Nxd5 17. Rab1 Rag8 18. b5 c5 19. b6 Nxb6 20. Ne4 Kg7 21. Rb5 Rc8 0-1

[Event "Bucaramanga Bonita op"]
[Site "Bucaramanga"]
[Date "2021.09.05"]
[Round "5"]
[White "Sanchez Fonseca, Alejandro"]
[Black "Rosas Rico, Leonardo"]
[Result "1-0"]
[ECO "C42"]
[WhiteElo "1300"]
[BlackElo "1487"]
[PlyCount "79"]
[EventDate "2021.09.04"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "COL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 d6 3. Nc3 Nf6 4. Bc4 Be6 5. Bxe6 fxe6 6. d4 exd4 7. Nxd4 Qd7 8. Be3 e5 9. Nde2 Be7 10. Ng3 0-0 11. Qd2 Ng4 12. 0-0-0 Nxe3 13. Qxe3 h6 14. Nd5 Bg5 15. f4 c6 16. fxg5 cxd5 17. gxh6 dxe4 18. hxg7 Qxg7 19. Rxd6 Nd7 20. Qxe4 Nf6 21. Qxe5 Qh6+ 22. Kb1 Ng4 23. Qd5+ Rf7 24. Rxh6 Nxh6 25. Qg5+ Kh7 26. Re1 Raf8 27. a3 Nf5 28. Ne4 Rg8 29. Qh5+ Kg7 30. Qg4+ Kh8 31. Qh4+ Kg7 32. Qg5+ Kf8 33. Qd8+ Kg7 34. Qd2 Re7 35. Ng5 Rxe1+ 36. Qxe1 Kf6 37. Nh7+ Kg6 38. Qf2 Kxh7 39. Qxf5+ Rg6 40. Qa5 1-0

[Event "Bucaramanga Bonita op"]
[Site "Bucaramanga"]
[Date "2021.09.04"]
[Round "1"]
[White "Carvajal Barreto, Johan Sebastian"]
[Black "Sanchez Fonseca, Alejandro"]
[Result "1-0"]
[ECO "C48"]
[WhiteElo "1649"]
[BlackElo "1300"]
[PlyCount "66"]
[EventDate "2021.09.04"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "COL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. Nc3 d6 5. d4 Bg4 6. d5 a6 7. Be2 Nb4 8. a3 Bxf3 9. Bxf3 Nxc2+ 10. Qxc2 Be7 11. b4 0-0 12. 0-0 b5 13. a4 bxa4 14. Rxa4 Qd7 15. Be3 c6 16. Rfa1 Qc8 17. Qd3 Qc7 18. Rxa6 Rxa6 19. Rxa6 cxd5 20. Nxd5 Nxd5 21. Qxd5 Rc8 22. Ra8 Rxa8 23. Qxa8+ Bf8 24. h3 h6 25. b5 Qe7 26. b6 Qd7 27. b7 Qc7 28. b8Q Qxb8 29. Qxb8 f6 30. Bh5 Kh7 31. Qxf8 g6 32. Qxh6+ Kg8 33. Qxg6+ Kf8 1-0

[Event "Bucaramanga Bonita op"]
[Site "Bucaramanga"]
[Date "2021.09.04"]
[Round "3"]
[White "Garrido Osorio, Oscar Dario"]
[Black "Sanchez Fonseca, Alejandro"]
[Result "1-0"]
[ECO "A34"]
[BlackElo "1300"]
[PlyCount "64"]
[EventDate "2021.09.04"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "COL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 c5 2. Nc3 Nc6 3. Nf3 Nf6 4. a3 e5 5. e4 d6 6. Be2 Bg4 7. 0-0 Be7 8. d3 0-0 9. Bg5 Bxf3 10. Bxf3 Nd4 11. Bxf6 Bxf6 12. Bg4 Nb3 13. Qxb3 Bh4 14. Qxb7 Qg5 15. Bh3 Rab8 16. Qd5 Rxb2 17. Nd1 Rd2 18. Kh1 Qf6 19. g3 Bxg3 20. hxg3 Qf3+ 21. Kg1 h6 22. Qxd6 Rxd3 23. Qxe5 Rfd8 24. Ne3 f6 25. Qe6+ Kh7 26. Qf5+ Qxf5 27. Bxf5+ g6 28. Bg4 h5 29. Bf3 f5 30. e5 Re8 31. Rad1 Rxd1 32. Rxd1 Rxe5 1-0

[Event "Bucaramanga Bonita op"]
[Site "Bucaramanga"]
[Date "2021.09.04"]
[Round "4"]
[White "Moreno Hernandez, Andres Mauricio"]
[Black "Sanchez Fonseca, Alejandro"]
[Result "1-0"]
[ECO "C77"]
[WhiteElo "1360"]
[BlackElo "1300"]
[PlyCount "39"]
[EventDate "2021.09.04"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "COL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 b5 5. Bb3 Nf6 6. d3 Bb4+ 7. Nc3 d6 8. Bg5 Bg4 9. 0-0 0-0 10. Nd5 Nd4 11. Nxb4 Nxb3 12. axb3 c5 13. Nd5 c4 14. bxc4 bxc4 15. dxc4 Qd7 16. Nxf6+ gxf6 17. Bxf6 Bxf3 18. Qxf3 Qe6 19. Qg3+ Qg4 20. Qxg4# 1-0

[Event "Bucaramanga Bonita op"]
[Site "Bucaramanga"]
[Date "2021.09.04"]
[Round "2"]
[White "Sanchez Fonseca, Alejandro"]
[Black "Narvaez Guerra, Manuel Jose"]
[Result "0-1"]
[ECO "B72"]
[WhiteElo "1300"]
[BlackElo "1643"]
[PlyCount "96"]
[EventDate "2021.09.04"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "COL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Bc4 Bg7 7. Be3 0-0 8. Qd2 Ng4 9. 0-0-0 Nxe3 10. Qxe3 Nc6 11. g4 Nxd4 12. Rxd4 Bxd4 13. Qxd4 e5 14. Qd5 Be6 15. Qd3 Bxc4 16. Qxc4 Qg5+ 17. Kb1 Qxg4 18. Nd5 Qg2 19. Ne7+ Kg7 20. Rd1 Qxf2 21. Kc1 Rfe8 22. Rf1 Qe3+ 23. Kb1 Rxe7 24. Rd1 Qc5 25. Qxc5 dxc5 26. Rd5 b6 27. c4 Re6 28. Rd7 Rf6 29. Rd5 h5 30. Rxe5 Re6 31. Rxe6 fxe6 32. e5 Rf8 33. h4 Rf4 34. Kc2 Rxh4 35. Kb3 g5 36. Kc2 g4 37. Kd1 g3 38. Ke1 Rh2 39. Kf1 Rxb2 40. Kg1 h4 41. Kh1 h3 42. Kg1 h2+ 43. Kh1 Rb1+ 44. Kg2 h1Q+ 45. Kxg3 Qe4 46. Kf2 Rb2+ 47. Kf1 Qg2+ 48. Ke1 Qe2# 0-1

