[Event "Bogota Navidad op"]
[Site "Bogota"]
[Date "2019.12.08"]
[Round "7"]
[White "Rodriguez Mayorga, Julian E"]
[Black "Sanchez, Luis Alejandro"]
[Result "1-0"]
[ECO "E91"]
[WhiteElo "2082"]
[BlackElo "1698"]
[PlyCount "41"]
[EventDate "2019.12.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 d6 3. Nf3 g6 4. Nc3 Bg7 5. e4 0-0 6. Be2 c6 7. 0-0 Qc7 8. Nd2 e5 9. d5 a5 10. a3 Na6 11. Rb1 h5 12. Nf3 c5 13. Ng5 Rb8 14. f3 b5 15. cxb5 Qb6 16. bxa6 Bxa6 17. Bxa6 Qxa6 18. Re1 c4 19. Be3 Rb3 20. a4 Rfb8 21. Nb5 1-0

[Event "Bogota Navidad op"]
[Site "Bogota"]
[Date "2019.12.08"]
[Round "6"]
[White "Sanchez, Luis Alejandro"]
[Black "Borbon, Oscar"]
[Result "1-0"]
[ECO "C21"]
[WhiteElo "1698"]
[BlackElo "2061"]
[PlyCount "15"]
[EventDate "2019.12.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. e4 e6 2. c4 d5 3. cxd5 exd5 4. exd5 Qxd5 5. d4 Bb4+ 6. Nc3 Nf6 7. Bd3 0-0 8. Bg5 1-0

[Event "Bogota Navidad op"]
[Site "Bogota"]
[Date "2019.12.07"]
[Round "4"]
[White "Sanchez, Luis Alejandro"]
[Black "Mora Cano, Carlos Fernando"]
[Result "1-0"]
[ECO "A03"]
[WhiteElo "1698"]
[PlyCount "33"]
[EventDate "2019.12.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. f4 Nf6 2. Nf3 d5 3. e3 Bf5 4. b3 e6 5. Bb2 Bd6 6. Be2 Nbd7 7. 0-0 c5 8. Ne5 h5 9. Bb5 a6 10. Bxd7+ Nxd7 11. Nxd7 Kxd7 12. d3 Bg4 13. Qe1 Kc7 14. Nd2 Qe7 15. e4 dxe4 16. dxe4 c4 17. Nxc4 1-0

[Event "Bogota Navidad op"]
[Site "Bogota"]
[Date "2019.12.06"]
[Round "3"]
[White "Chacon Contreras, Juan Fernando1"]
[Black "Sanchez, Luis Alejandro"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "1971"]
[BlackElo "1698"]
[PlyCount "73"]
[EventDate "2019.12.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nf3 e6 5. Be2 c5 6. Be3 Nd7 7. 0-0 a6 8. c4 dxc4 9. Bxc4 b5 10. Be2 Ne7 11. Nc3 b4 12. Na4 Nd5 13. Bg5 Be7 14. Bxe7 Qxe7 15. Nxc5 Nxc5 16. dxc5 0-0 17. Rc1 Nf4 18. Bc4 Be4 19. Qb3 g5 20. Rfe1 Bc6 21. Bf1 Rfd8 22. Qe3 h6 23. Nd4 Qb7 24. Nxc6 Qxc6 25. g3 Nd5 26. Qe4 Rac8 27. Bd3 Kf8 28. Qh7 Ke7 29. Qxh6 Rg8 30. Be4 a5 31. Bxd5 Qxd5 32. Qf6+ Ke8 33. Red1 Rxc5 34. Rxc5 Qxd1+ 35. Kg2 Qd7 36. Rxa5 Qb7+ 37. Qf3 1-0

[Event "COL-chD"]
[Site "Bogota"]
[Date "2019.09.01"]
[Round "7"]
[White "Sanchez, Luis Alejandro"]
[Black "Mesa Baez, Samuel"]
[Result "1-0"]
[ECO "A45"]
[WhiteElo "1572"]
[BlackElo "1703"]
[PlyCount "61"]
[EventDate "2019.08.28"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. f4 Nf6 2. Nf3 g6 3. d4 d6 4. Nbd2 Bg7 5. e4 c5 6. c3 0-0 7. e5 cxd4 8. cxd4 dxe5 9. Nxe5 Nc6 10. Be2 Nxe5 11. fxe5 Nd5 12. 0-0 Be6 13. Ne4 Rb8 14. Bg5 h6 15. Bh4 a6 16. a3 Bf5 17. Nc5 b5 18. Rxf5 gxf5 19. Qd3 Qc8 20. Qxf5 e6 21. Qe4 a5 22. Bd3 f5 23. exf6 Nxf6 24. Qg6 Rf7 25. Rf1 Qc7 26. Nxe6 Qe7 27. Nxg7 Rxg7 28. Qxf6 Qxf6 29. Bxf6 Rf7 30. Be5 Rxf1+ 31. Kxf1 1-0

[Event "COL-chD"]
[Site "Bogota"]
[Date "2019.08.31"]
[Round "5"]
[White "Sanchez, Luis Alejandro"]
[Black "Acosta Nunez, Miguel Antonio"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "1572"]
[BlackElo "1775"]
[PlyCount "63"]
[EventDate "2019.08.28"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 e6 3. f4 a6 4. a4 Qc7 5. d3 Nc6 6. Nf3 d6 7. Be3 Nf6 8. Qd2 Bd7 9. Be2 Be7 10. h3 h5 11. Nd1 e5 12. c3 Na5 13. Qc2 Nc6 14. 0-0 Rc8 15. Ng5 exf4 16. Bxf4 Ne5 17. Ne3 Ng6 18. Bh2 Qc6 19. a5 b5 20. axb6 Qxb6 21. Nc4 Qc6 22. Bf3 Nh4 23. e5 Nxf3+ 24. Rxf3 dxe5 25. Nxe5 Qd5 26. Ngxf7 Rf8 27. Nxd7 Nxd7 28. Raf1 Nf6 29. Ne5 Bd6 30. Qa4+ Kd8 31. Rxf6 gxf6 32. Qd7# 1-0

[Event "COL-chD"]
[Site "Bogota"]
[Date "2019.08.31"]
[Round "6"]
[White "Viana Ardila, Juan Carlos"]
[Black "Sanchez, Luis Alejandro"]
[Result "1-0"]
[ECO "B11"]
[WhiteElo "1608"]
[BlackElo "1572"]
[PlyCount "67"]
[EventDate "2019.08.28"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 c6 2. Nc3 d5 3. Nf3 Bg4 4. h3 Bh5 5. exd5 cxd5 6. g4 Bg6 7. Bb5+ Nc6 8. Ne5 Rc8 9. h4 f6 10. Nxg6 hxg6 11. d4 e6 12. Qe2 Kf7 13. Be3 Bb4 14. Kf1 Qa5 15. Nd1 Nh6 16. Bd3 Bd6 17. c3 e5 18. b4 Qc7 19. dxe5 Nxe5 20. h5 g5 21. Bc2 Nhxg4 22. Bf5 Nxe3+ 23. Nxe3 Qxc3 24. Rd1 Rce8 25. Nxd5 Qc4 26. Bg6+ Kf8 27. Bxe8 Kxe8 28. Nxf6+ gxf6 29. Rxd6 Qf4 30. Qc2 Nc4 31. Qa4+ Kf7 32. Qd7+ Kf8 33. Qd8+ Kg7 34. Rd7+ 1-0

[Event "COL-chD"]
[Site "Bogota"]
[Date "2019.08.30"]
[Round "4"]
[White "Cordero Gonzalez, Victor William"]
[Black "Sanchez, Luis Alejandro"]
[Result "0-1"]
[ECO "B12"]
[WhiteElo "1643"]
[BlackElo "1572"]
[PlyCount "54"]
[EventDate "2019.08.28"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. f4 e6 5. Nd2 c5 6. c3 Nc6 7. Bb5 cxd4 8. cxd4 Qb6 9. Bxc6+ bxc6 10. Ne2 Nh6 11. 0-0 Be7 12. Nf3 0-0 13. h3 c5 14. Kh2 f6 15. Nc3 c4 16. Re1 Bd3 17. b3 Nf5 18. bxc4 dxc4 19. g4 Nxd4 20. Nxd4 Qxd4 21. Bd2 fxe5 22. Nb5 Qf2+ 23. Kh1 exf4 24. Bc3 Bc5 25. Re5 Rf6 26. Nc7 Rh6 27. Rh5 Be4+ 0-1

[Event "COL-chD"]
[Site "Bogota"]
[Date "2019.08.29"]
[Round "2"]
[White "Sanchez, Luis Alejandro"]
[Black "Gutierrez, Ermides Anibal"]
[Result "0-1"]
[ECO "A03"]
[WhiteElo "1572"]
[BlackElo "1735"]
[PlyCount "45"]
[EventDate "2019.08.28"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. f4 d5 2. Nf3 c5 3. e3 Nf6 4. b3 g6 5. Bb2 Bg7 6. Bb5+ Bd7 7. Qe2 a6 8. Bxd7+ Nbxd7 9. Ne5 0-0 10. 0-0 b5 11. d3 Rc8 12. Nd2 Qc7 13. Rac1 e6 14. Nxd7 Nxd7 15. Bxg7 Kxg7 16. c4 Nf6 17. e4 Rfe8 18. cxd5 exd5 19. e5 Nd7 20. Rfe1 Qb6 21. Kh1 f6 22. Nf3 fxe5 23. fxe5 0-1

[Event "COL-chD"]
[Site "Bogota"]
[Date "2019.08.29"]
[Round "3"]
[White "Sanchez, Luis Alejandro"]
[Black "Morales, Luis Eduardo"]
[Result "1-0"]
[ECO "A03"]
[WhiteElo "1572"]
[BlackElo "1764"]
[PlyCount "63"]
[EventDate "2019.08.28"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. f4 d5 2. Nf3 c5 3. e3 a6 4. b3 Nf6 5. Bb2 Bf5 6. d3 Nc6 7. h3 e6 8. Nbd2 h6 9. Qe2 Bh7 10. 0-0-0 Nh5 11. Qf2 Nf6 12. g4 b5 13. g5 hxg5 14. Nxg5 Bg6 15. Rg1 Qa5 16. Kb1 Bh5 17. Ndf3 Nb4 18. a3 Nc6 19. Qd2 Qb6 20. Be2 0-0-0 21. Ne5 Nxe5 22. fxe5 Ng8 23. Bxh5 Rxh5 24. Nxf7 Rd7 25. Rdf1 Be7 26. Rxg7 Nh6 27. Nxh6 Rxh6 28. Rff7 Qc7 29. Qg2 Kb7 30. Qg4 Rh8 31. Qxe6 a5 32. Qf5 1-0

[Event "COL-chD"]
[Site "Bogota"]
[Date "2019.08.28"]
[Round "1"]
[White "Barrera Suarez, Mesias"]
[Black "Sanchez, Luis Alejandro"]
[Result "0-1"]
[ECO "B13"]
[WhiteElo "1678"]
[BlackElo "1572"]
[PlyCount "70"]
[EventDate "2019.08.28"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "COL"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 c6 2. Nc3 d5 3. exd5 cxd5 4. d4 Nc6 5. Nf3 Bg4 6. Be2 Nf6 7. h3 Bh5 8. a3 e6 9. 0-0 Bd6 10. Re1 0-0 11. Bg5 Rc8 12. Nh2 Bxe2 13. Rxe2 Qb6 14. Bxf6 gxf6 15. Ng4 Qxd4 16. Rd2 Qf4 17. Rd3 f5 18. Ne2 Qg5 19. Nh2 b5 20. Nd4 Nxd4 21. Rxd4 Kh8 22. Nf3 Qf6 23. c3 Rg8 24. Ne1 Rg5 25. Rh4 Rcg8 26. Rh5 R5g6 27. Qd4 Be5 28. Qe3 Bc7 29. Rd1 Bb6 30. Qf3 a5 31. b3 Qe5 32. b4 axb4 33. cxb4 Qb2 34. Nd3 Qxa3 35. Ne5 Qxf3 0-1

[Event "COL-ch Amateur U1700"]
[Site "Bogota"]
[Date "2018.02.17"]
[Round "5.12"]
[White "Pena, Luis Orlando"]
[Black "Sanchez, Luis Alejandro"]
[Result "0-1"]
[ECO "B10"]
[WhiteElo "1522"]
[PlyCount "16"]
[EventDate "2018.02.15"]
[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. c4 d6 3. b3 e5 4. Nc3 f5 5. d3 Nf6 6. f4 Qa5 7. Bd2 exf4 8. Qc2 Ng4 0-1

[Event "COL-ch Amateur U1700"]
[Site "Bogota"]
[Date "2018.02.16"]
[Round "3.41"]
[White "Gomez Leon, Sebastian"]
[Black "Sanchez, Luis Alejandro"]
[Result "0-1"]
[ECO "A80"]
[WhiteElo "1484"]
[PlyCount "15"]
[EventDate "2018.02.15"]
[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 f5 2. Bf4 Nf6 3. e3 e6 4. Nd2 b6 5. Ngf3 Bb7 6. Be2 Be7 7. c3 0-0 8. 0-0 0-1

