[Event "Cusco zt 2.4"]
[Site "Cusco"]
[Date "2025.01.28"]
[Round "2"]
[White "Quispe Santacruz, Javier"]
[Black "Sanchez Negreiros, Alejandro Gustavo"]
[Result "1-0"]
[ECO "B50"]
[WhiteElo "1811"]
[BlackElo "1490"]
[PlyCount "71"]
[EventDate "2025.01.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PER"]
[SourceTitle "CB06_2025"]
[SourceDate "2025.02.05"]
[SourceVersion "1"]
[SourceVersionDate "2025.02.05"]
[SourceQuality "1"]

1. e4 e6 2. b3 Be7 3. Bb2 Nf6 4. Nc3 c5 5. Nf3 d6 6. Bd3 Bd7 7. Qe2 Bc6 8. g4 e5 9. Rg1 Nbd7 10. a4 Nf8 11. Qe3 Ne6 12. Ne2 d5 13. Nxe5 d4 14. Nxc6 bxc6 15. Qg3 g5 16. 0-0-0 Qb8 17. Qg2 Nf4 18. Nxf4 Qxf4 19. h3 Nd7 20. Rde1 Ne5 21. Ba6 Rb8 22. Qg3 Nf3 23. Qxf4 gxf4 24. Kd1 Bh4 25. Ke2 Nxg1+ 26. Rxg1 Rb6 27. Bc4 Kd7 28. Kf3 f6 29. Rg2 Rb4 30. d3 Kd6 31. Kxf4 Bg5+ 32. Kg3 h5 33. f4 Bh6 34. c3 Rxc4 35. bxc4 Rb8 36. cxd4 1-0

[Event "Cusco zt 2.4"]
[Site "Cusco"]
[Date "2025.01.28"]
[Round "1"]
[White "Sanchez Negreiros, Alejandro Gustavo"]
[Black "Alfaro Zambrano, Luis Fabricio"]
[Result "0-1"]
[ECO "B00"]
[WhiteElo "1490"]
[BlackElo "2001"]
[PlyCount "34"]
[EventDate "2025.01.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PER"]
[SourceTitle "CB06_2025"]
[SourceDate "2025.02.05"]
[SourceVersion "1"]
[SourceVersionDate "2025.02.05"]
[SourceQuality "1"]

1. e4 e6 2. Nc3 b6 3. d4 Bb7 4. f3 c5 5. Be3 Be7 6. Nge2 a6 7. d5 Qc7 8. Nf4 Nf6 9. dxe6 dxe6 10. Bc4 Bd6 11. Qd2 Nc6 12. 0-0-0 Nd4 13. Nfe2 0-0 14. Bg5 b5 15. Bxf6 gxf6 16. Bb3 Rfd8 17. Nxd4 Bf4 0-1

[Event "Wch U14"]
[Site "Florianopolis"]
[Date "2024.11.06"]
[Round "8"]
[White "Acevedo Barreto, Ezequiel"]
[Black "Sanchez Negreiros, Alejandro Gustavo"]
[Result "1/2-1/2"]
[ECO "D05"]
[WhiteElo "1570"]
[BlackElo "1516"]
[PlyCount "51"]
[EventDate "2024.10.29"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "BRA"]
[SourceTitle "CB45_2024"]
[Source "ChessBase"]
[SourceDate "2024.11.06"]
[SourceVersion "1"]
[SourceVersionDate "2024.11.06"]
[SourceQuality "1"]

1. d4 e6 2. Nf3 c5 3. e3 Nf6 4. Bd3 d5 5. b3 Nbd7 6. Bb2 Qc7 7. Ne5 Nxe5 8. dxe5 Nd7 9. f4 g6 10. Nd2 b6 11. Qe2 Bb7 12. e4 Bg7 13. exd5 exd5 14. 0-0-0 0-0-0 15. c4 d4 16. Be4 f6 17. Bxb7+ Kxb7 18. Qf3+ Kb8 19. exf6 Nxf6 20. g4 Qb7 21. Qg3 Rhe8 22. f5+ Kc8 23. fxg6 hxg6 24. Rhe1 Qc7 25. Qf3 Qb7 26. Qg3 1/2-1/2

[Event "Wch U14"]
[Site "Florianopolis"]
[Date "2024.11.05"]
[Round "7"]
[White "Sanchez Negreiros, Alejandro Gustavo"]
[Black "De Oliveira, Tiago Augusto Adami"]
[Result "0-1"]
[ECO "B13"]
[WhiteElo "1516"]
[BlackElo "1741"]
[PlyCount "44"]
[EventDate "2024.10.29"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "BRA"]
[SourceTitle "CB45_2024"]
[Source "ChessBase"]
[SourceDate "2024.11.06"]
[SourceVersion "1"]
[SourceVersionDate "2024.11.06"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. Nf3 Bg4 6. c3 Qc7 7. Be3 e6 8. Nbd2 Bd6 9. h3 Bh5 10. Qa4 Nge7 11. Rc1 0-0 12. Qc2 Bg6 13. Ng5 Nf5 14. g4 Nxe3 15. fxe3 e5 16. Bxg6 hxg6 17. h4 exd4 18. Ndf3 Qe7 19. h5 Qxe3+ 20. Kd1 Bf4 21. hxg6 fxg6 22. Rh8+ Kxh8 0-1

[Event "Wch U14"]
[Site "Florianopolis"]
[Date "2024.11.03"]
[Round "6"]
[White "Deretti, Lucas Jurk"]
[Black "Sanchez Negreiros, Alejandro Gustavo"]
[Result "1/2-1/2"]
[ECO "C10"]
[WhiteElo "1839"]
[BlackElo "1516"]
[PlyCount "120"]
[EventDate "2024.10.29"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "BRA"]
[SourceTitle "CB45_2024"]
[Source "ChessBase"]
[SourceDate "2024.11.06"]
[SourceVersion "1"]
[SourceVersionDate "2024.11.06"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nd7 4. Ngf3 dxe4 5. Nxe4 Ngf6 6. Nxf6+ Nxf6 7. Bd3 Bd6 8. Bg5 h6 9. Bh4 Be7 10. Qd2 Nd5 11. Bxe7 Qxe7 12. c4 Nb6 13. 0-0 0-0 14. Rfe1 Rd8 15. Qf4 Qd6 16. Qe4 g6 17. c5 Qd5 18. cxb6 Qxe4 19. Bxe4 axb6 20. a3 c5 21. dxc5 bxc5 22. Rad1 Bd7 23. Ne5 Ba4 24. Rc1 Ra5 25. Bxb7 Rb8 26. Bc6 f6 27. Bxa4 Rxa4 28. Nd7 Rxb2 29. Nxc5 Rxa3 30. Nxe6 Raa2 31. Rf1 f5 32. Rc7 g5 33. h3 Rd2 34. Rb1 Rab2 35. Rxb2 Rxb2 36. Rg7+ Kh8 37. Rf7 Rb1+ 38. Kh2 f4 39. h4 Rb6 40. Rf6 gxh4 41. Rxh6+ Kg8 42. Rg6+ Kf7 43. Rg7+ Kf6 44. Rh7 Rxe6 45. Rh6+ Kf5 46. Rxe6 Kxe6 47. Kh3 f3 48. g3 hxg3 49. Kxg3 Ke5 50. Kxf3 Kf5 51. Ke3 Ke5 52. f4+ Kf5 53. Kf3 Kf6 54. Ke4 Ke6 55. f5+ Kf6 56. Kf4 Kf7 57. Kg5 Kg7 58. f6+ Kf7 59. Kf5 Kf8 60. Ke6 Ke8 1/2-1/2

[Event "Wch U14"]
[Site "Florianopolis"]
[Date "2024.11.02"]
[Round "5"]
[White "Sanchez Negreiros, Alejandro Gustavo"]
[Black "Jaramillo Carrillo, Johan Alejand"]
[Result "0-1"]
[ECO "B50"]
[WhiteElo "1516"]
[BlackElo "1652"]
[PlyCount "58"]
[EventDate "2024.10.29"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "BRA"]
[SourceTitle "CB45_2024"]
[Source "ChessBase"]
[SourceDate "2024.11.06"]
[SourceVersion "1"]
[SourceVersionDate "2024.11.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. b3 d6 4. Bb2 Nf6 5. d3 g6 6. Nc3 Bg7 7. Nd5 0-0 8. Nxf6+ exf6 9. Qd2 b5 10. Be2 Re8 11. 0-0-0 a5 12. d4 Qb6 13. c4 bxc4 14. Bxc4 Ba6 15. Bxa6 Rxa6 16. d5 Ne5 17. Nxe5 fxe5 18. Qd3 a4 19. Kc2 Rc8 20. Bc3 axb3+ 21. axb3 Ra2+ 22. Bb2 c4 23. Qe3 cxb3+ 24. Kb1 Qxe3 25. fxe3 Rc2 26. Bc1 Rxg2 27. h3 b2 28. Bd2 Ra3 29. Bb4 Ra1# 0-1

[Event "Wch U14"]
[Site "Florianopolis"]
[Date "2024.11.01"]
[Round "4"]
[White "Moura, Bernardo Lalane Mas"]
[Black "Sanchez Negreiros, Alejandro Gustavo"]
[Result "1-0"]
[ECO "A50"]
[WhiteElo "1675"]
[BlackElo "1516"]
[PlyCount "65"]
[EventDate "2024.10.29"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "BRA"]
[SourceTitle "CB45_2024"]
[Source "ChessBase"]
[SourceDate "2024.11.06"]
[SourceVersion "1"]
[SourceVersionDate "2024.11.06"]
[SourceQuality "1"]

1. d4 e6 2. c4 b6 3. Nf3 Nf6 4. g3 Bb7 5. Bg2 g6 6. 0-0 Bg7 7. Nc3 0-0 8. Qc2 d5 9. Rd1 Nbd7 10. h4 Qe7 11. Ne5 c5 12. Nxd7 Nxd7 13. cxd5 cxd4 14. d6 Qxd6 15. Bxb7 Rab8 16. Bg2 Qc7 17. Qa4 Nc5 18. Nb5 Nxa4 19. Nxc7 Nc3 20. bxc3 dxc3 21. Ba3 Rfd8 22. Rxd8+ Rxd8 23. Rc1 a5 24. Nb5 Rd2 25. Nxc3 Bxc3 26. Rxc3 b5 27. Rc8+ Kg7 28. Bf3 Rxa2 29. Bd6 b4 30. Be5+ f6 31. Rc7+ Kg8 32. Bxf6 a4 33. Bg4 1-0

[Event "Wch U14"]
[Site "Florianopolis"]
[Date "2024.10.31"]
[Round "3"]
[White "Sanchez Negreiros, Alejandro Gustavo"]
[Black "Fangarliev, Anal"]
[Result "0-1"]
[ECO "C01"]
[WhiteElo "1516"]
[BlackElo "1818"]
[PlyCount "46"]
[EventDate "2024.10.29"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "BRA"]
[SourceTitle "CB45_2024"]
[Source "ChessBase"]
[SourceDate "2024.11.06"]
[SourceVersion "1"]
[SourceVersionDate "2024.11.06"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Bf4 Bd6 5. Bxd6 Qxd6 6. Bd3 Nf6 7. Nf3 0-0 8. 0-0 Bg4 9. c3 Nbd7 10. Nbd2 c5 11. Rc1 c4 12. Be2 Rfe8 13. Ne5 Bxe2 14. Qxe2 Nxe5 15. dxe5 Rxe5 16. Qf3 Rae8 17. Rfd1 Qe6 18. b3 b5 19. Nf1 Ne4 20. Ne3 f5 21. g4 fxg4 22. Nxg4 Rg5 23. h3 h5 0-1

[Event "Wch U14"]
[Site "Florianopolis"]
[Date "2024.10.30"]
[Round "2"]
[White "Chen, Youlin"]
[Black "Sanchez Negreiros, Alejandro Gustavo"]
[Result "0-1"]
[ECO "C10"]
[WhiteElo "1733"]
[BlackElo "1516"]
[PlyCount "122"]
[EventDate "2024.10.29"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "BRA"]
[SourceTitle "CB45_2024"]
[Source "ChessBase"]
[SourceDate "2024.11.06"]
[SourceVersion "1"]
[SourceVersionDate "2024.11.06"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 b6 5. Nf3 Nd7 6. Bd3 Bb7 7. 0-0 Be7 8. c3 Ngf6 9. Nxf6+ Bxf6 10. Bf4 0-0 11. Re1 Re8 12. Be4 Bxe4 13. Rxe4 Nf8 14. Ne5 Bxe5 15. Bxe5 Ng6 16. Bg3 f5 17. Re1 f4 18. Bxf4 Nxf4 19. Qg4 Qf6 20. g3 Ng6 21. Re2 Qf5 22. Qxf5 exf5 23. Rae1 Rxe2 24. Rxe2 Kf7 25. f4 Re8 26. Rd2 Re4 27. Kf2 Ke6 28. b3 b5 29. Rd3 Ne7 30. Kf1 Nd5 31. Kf2 Kd6 32. a3 c5 33. h3 cxd4 34. cxd4 b4 35. a4 Nc3 36. Kf3 Kd5 37. g4 g6 38. g5 Rxd4 39. Re3 Ne4 40. h4 Rd2 41. Re1 Rd3+ 42. Kg2 Rg3+ 43. Kh2 Rxb3 44. Rd1+ Kc6 45. Rc1+ Nc3 46. Re1 Rb1 47. Rxb1 Nxb1 48. Kg2 Nc3 49. Kf2 b3 50. Ke3 b2 51. Kd4 Nxa4 52. Ke5 b1Q 53. Kf6 Qb2+ 54. Kf7 Qh8 55. h5 Kd7 56. hxg6 Qe8+ 57. Kg7 Nc5 58. gxh7 Ne6+ 59. Kh6 Nxf4 60. Kg7 Qe7+ 61. Kh6 Qf8# 0-1

[Event "Wch U14"]
[Site "Florianopolis"]
[Date "2024.10.29"]
[Round "1"]
[White "Sanchez Negreiros, Alejandro Gustavo"]
[Black "Bieging, Luca Jurgen"]
[Result "0-1"]
[ECO "B50"]
[WhiteElo "1516"]
[BlackElo "1894"]
[PlyCount "36"]
[EventDate "2024.10.29"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "BRA"]
[SourceTitle "CB45_2024"]
[Source "ChessBase"]
[SourceDate "2024.11.06"]
[SourceVersion "1"]
[SourceVersionDate "2024.11.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. b3 e5 4. Bb2 d6 5. Bb5 Nf6 6. Bxc6+ bxc6 7. 0-0 Nxe4 8. Re1 Nf6 9. d4 cxd4 10. Nxd4 c5 11. Nc6 Qb6 12. Bxe5 dxe5 13. Rxe5+ Be6 14. Qf3 Rc8 15. Nc3 Qxc6 16. Qe2 Bd6 17. Rxe6+ fxe6 18. Qxe6+ Be7 0-1

[Event "South America-ch 2nd"]
[Site "Coliseo Miguel Grau"]
[Date "2024.08.03"]
[Round "9"]
[White "Rafael Soria, Esthefano Rodrigo"]
[Black "Sanchez Negreiros, Alejandro Gustavo"]
[Result "0-1"]
[ECO "C01"]
[BlackElo "1592"]
[PlyCount "100"]
[EventDate "2024.07.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PER"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nc3 Nf6 5. Bf4 Bf5 6. Nf3 Nbd7 7. Qe2+ Qe7 8. Qxe7+ Bxe7 9. Bb5 c6 10. Ba4 Bb4 11. Bd2 a5 12. 0-0-0 b5 13. Rde1+ Kd8 14. Ng5 Rf8 15. a3 Bxc3 16. Bxc3 bxa4 17. f3 h6 18. Nh3 Bxh3 19. gxh3 Re8 20. Rxe8+ Kxe8 21. Re1+ Kf8 22. Bd2 Re8 23. Rf1 Re2 24. Bxa5 Rxh2 25. Bb4+ Kg8 26. b3 Nb6 27. Rg1 Rxh3 28. Be7 Rxf3 29. Bd8 Nbd7 30. bxa4 Rxa3 31. Kb2 Rxa4 32. Re1 Rxd4 33. Re7 Re4 34. Rxe4 Nxe4 35. c3 f6 36. Kb3 g5 37. Bc7 g4 38. Bh2 g3 39. Bg1 Ne5 40. Kc2 Nf3 41. Be3 g2 42. Kd1 Nxc3+ 43. Kc2 Ne4 44. Kd1 g1Q+ 45. Bxg1 Nxg1 46. Ke1 c5 47. Kd1 c4 48. Kc2 d4 49. Kc1 d3 50. Kd1 Nc3+ 0-1

[Event "South America-ch 2nd"]
[Site "Coliseo Miguel Grau"]
[Date "2024.08.02"]
[Round "7"]
[White "Anticona Bocanegra, Fabrizio Aaron"]
[Black "Sanchez Negreiros, Alejandro Gustavo"]
[Result "1/2-1/2"]
[ECO "D05"]
[WhiteElo "1740"]
[BlackElo "1592"]
[PlyCount "128"]
[EventDate "2024.07.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PER"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. b3 e6 2. Bb2 Nf6 3. Nf3 d5 4. e3 Nbd7 5. Be2 Bd6 6. d4 c5 7. 0-0 b6 8. Nbd2 Bb7 9. Ne5 Ne4 10. Nxe4 dxe4 11. Bb5 Bxe5 12. dxe5 a6 13. Bxd7+ Qxd7 14. Qg4 0-0 15. Rad1 Qe7 16. Rd6 b5 17. Rfd1 Bd5 18. f3 Rfd8 19. fxe4 Bb7 20. R1d2 g6 21. Qd1 Rxd6 22. exd6 Qg5 23. d7 Rd8 24. Qf3 f5 25. Qf4 Qxf4 26. exf4 Kf7 27. exf5 exf5 28. Be5 Ke6 29. c4 Rxd7 30. Re2 Be4 31. cxb5 axb5 32. Kf2 b4 33. Kg3 Rd1 34. Kh4 Rc1 35. Bb2 Rc2 36. Rxc2 Bxc2 37. Kg5 Bb1 38. a3 Bc2 39. axb4 cxb4 40. Kh6 Bxb3 41. Kxh7 Kf7 42. h3 Bd5 43. g4 Bg2 44. gxf5 gxf5 45. h4 Bf3 46. Kh6 Ke6 47. Kg6 Bc6 48. h5 Be8+ 49. Kg5 Kf7 50. Kxf5 Kg8 51. Kg5 Kh7 52. f5 Bf7 53. h6 Be8 54. Bc1 Bd7 55. f6 Be6 56. Kf4 Bf7 57. Kf5 b3 58. Kg5 Be6 59. Kf4 b2 60. Bxb2 Kxh6 61. Bc1 Kg6 62. Ke5 Kf7 63. Bb2 Ba2 64. Kd6 Bb3 1/2-1/2

[Event "South America-ch 2nd"]
[Site "Coliseo Miguel Grau"]
[Date "2024.08.02"]
[Round "8"]
[White "Sanchez Negreiros, Alejandro Gustavo"]
[Black "Sanchez Sanchez, Leonardo Daniel"]
[Result "0-1"]
[ECO "B13"]
[WhiteElo "1592"]
[BlackElo "1556"]
[PlyCount "58"]
[EventDate "2024.07.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PER"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. Nf3 Bg4 6. c3 e6 7. h3 Bh5 8. Bf4 Bd6 9. Bxd6 Qxd6 10. Nbd2 Nge7 11. b4 Rc8 12. Qa4 a6 13. Ne5 b5 14. Qxa6 0-0 15. 0-0 Rfd8 16. f4 f6 17. Nxc6 Rxc6 18. Qa3 Rb8 19. Qb2 Bg6 20. Be2 Nf5 21. Rf3 Nxd4 22. cxd4 Rc2 23. Qb3 Rxd2 24. Kf1 Rxd4 25. Qc3 Qxb4 26. Qxb4 Rxb4 27. Rb3 Rxf4+ 28. Kg1 Be8 29. a4 Ra8 0-1

[Event "South America-ch 2nd"]
[Site "Coliseo Miguel Grau"]
[Date "2024.08.01"]
[Round "6"]
[White "Sanchez Negreiros, Alejandro Gustavo"]
[Black "Rocca Lino, Rafael Antonio Enki"]
[Result "1/2-1/2"]
[ECO "B77"]
[WhiteElo "1592"]
[BlackElo "1582"]
[PlyCount "142"]
[EventDate "2024.07.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PER"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 a6 3. d4 cxd4 4. Nxd4 d6 5. Be3 Nf6 6. Nc3 Nc6 7. f3 g6 8. Bc4 Bg7 9. Qd2 0-0 10. 0-0-0 Ne5 11. Be2 b5 12. Nb3 Nc4 13. Bxc4 bxc4 14. Nd4 Bd7 15. h4 Rb8 16. Nde2 Qa5 17. g4 Qb4 18. b3 cxb3 19. cxb3 Rfc8 20. Kb2 Ba4 21. Nd4 Bxb3 22. axb3 e5 23. Na2 Qb7 24. Rc1 Rxc1 25. Nxc1 exd4 26. Bxd4 d5 27. g5 Nh5 28. Bxg7 Nxg7 29. Qxd5 Qb6 30. Qc4 Qf2+ 31. Qe2 Qd4+ 32. Ka2 Rb5 33. Qb2 Ra5+ 34. Kb1 Qd6 35. Qc3 Rc5 36. Rd1 Qb6 37. Rd8+ Qxd8 38. Qxc5 Ne6 39. Qc4 Nd4 40. Qd3 Qb6 41. Kb2 a5 42. Qc3 Nc6 43. Nd3 a4 44. Ka2 axb3+ 45. Qxb3 Qa5+ 46. Qa3 Qd2+ 47. Kb1 Nd4 48. Nc1 Qc2+ 49. Ka1 Qc8 50. Kb2 Qb8+ 51. Ka2 Qh2+ 52. Kb1 Qc2+ 53. Ka1 Nb5 54. Qb2 Qxb2+ 55. Kxb2 Nd4 56. f4 Nf3 57. Kc3 Nxh4 58. Nd3 Ng2 59. Kd2 h5 60. gxh6 Kh7 61. Ke2 Kxh6 62. Kf3 Nh4+ 63. Kg3 Kh5 64. Ne1 g5 65. f5 g4 66. Nc2 Nf3 67. Ne3 Ne5 68. Kf4 Nd3+ 69. Kg3 Ne5 70. Ng2 Kg5 71. Ne3 Kh5 1/2-1/2

[Event "South America-ch 2nd"]
[Site "Coliseo Miguel Grau"]
[Date "2024.07.31"]
[Round "4"]
[White "Nunez Castaneda, Joaquin Alonso"]
[Black "Sanchez Negreiros, Alejandro Gustavo"]
[Result "1/2-1/2"]
[ECO "D52"]
[WhiteElo "1485"]
[BlackElo "1592"]
[PlyCount "92"]
[EventDate "2024.07.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PER"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. d4 e6 2. c4 Nf6 3. Nf3 c6 4. Nc3 d5 5. Bg5 Nbd7 6. e3 Bb4 7. Qc2 Qa5 8. Nd2 dxc4 9. Bxf6 Nxf6 10. Bxc4 Nd5 11. Rc1 b5 12. Bd3 Bd7 13. 0-0 Rc8 14. Nb3 Qd8 15. Ne4 0-0 16. a3 Be7 17. Nec5 h6 18. Rfd1 Qc7 19. Qe2 Bd6 20. h3 e5 21. Nxd7 Qxd7 22. Be4 f5 23. Bxd5+ cxd5 24. dxe5 Rxc1 25. Rxc1 Bxe5 26. Rc5 a6 27. Qc2 f4 28. e4 Qf7 29. Rxd5 Qf6 30. Nc5 Rc8 31. b4 Bd4 32. Qd3 Bxc5 33. Rxc5 Rxc5 34. bxc5 Qa1+ 35. Kh2 Qe5 36. Qd5+ Qxd5 37. exd5 Kf7 38. Kg1 a5 39. Kf1 a4 40. Ke1 b4 41. Kd2 b3 42. Kc3 Ke7 43. g3 fxg3 44. fxg3 h5 45. h4 Kd7 46. Kb2 Kc7 1/2-1/2

[Event "South America-ch 2nd"]
[Site "Coliseo Miguel Grau"]
[Date "2024.07.31"]
[Round "5"]
[White "Sanchez Negreiros, Alejandro Gustavo"]
[Black "Urpeque Guzman, Zayaka Isabel"]
[Result "1-0"]
[ECO "B00"]
[WhiteElo "1592"]
[PlyCount "51"]
[EventDate "2024.07.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PER"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. e4 g5 2. d3 h6 3. f4 Bg7 4. Ne2 d6 5. Nbc3 g4 6. Be3 Nc6 7. Ng3 h5 8. Be2 Nh6 9. Nxh5 Bd4 10. Bxd4 Nxd4 11. f5 Nhxf5 12. exf5 Rxh5 13. Bxg4 Rg5 14. 0-0 Nxc2 15. Qxc2 Rxg4 16. Rae1 b6 17. Nd5 Bb7 18. Nf6+ Kf8 19. Nxg4 a5 20. Qd2 a4 21. Qh6+ Kg8 22. Nf6+ exf6 23. Rf4 Bf3 24. Rh4 Bh5 25. Rxh5 Qe8 26. Qh8# 1-0

[Event "South America-ch 2nd"]
[Site "Coliseo Miguel Grau"]
[Date "2024.07.30"]
[Round "3"]
[White "Sardon Aragon, Alejandro Ulysses"]
[Black "Sanchez Negreiros, Alejandro Gustavo"]
[Result "1-0"]
[ECO "C10"]
[WhiteElo "1442"]
[BlackElo "1592"]
[PlyCount "45"]
[EventDate "2024.07.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PER"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 b6 5. Nf3 Bb7 6. Bd3 Nd7 7. 0-0 Ngf6 8. Re1 Be7 9. Bf4 0-0 10. c4 Nxe4 11. Bxe4 Bxe4 12. Rxe4 Nf6 13. Re2 c5 14. Rd2 Ne4 15. Rd3 Qc8 16. Qe2 f5 17. d5 g5 18. Nxg5 Bxg5 19. Bxg5 Nxg5 20. Rg3 h6 21. Qh5 f4 22. Qg6+ Kh8 23. Qxh6+ 1-0

[Event "South America-ch 2nd"]
[Site "Coliseo Miguel Grau"]
[Date "2024.07.29"]
[Round "1"]
[White "Cahuapaza Tarapaca, Leonardo"]
[Black "Sanchez Negreiros, Alejandro Gustavo"]
[Result "1-0"]
[ECO "A45"]
[WhiteElo "2059"]
[BlackElo "1592"]
[PlyCount "57"]
[EventDate "2024.07.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PER"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. d4 e6 2. Bf4 Nf6 3. e3 c6 4. Nd2 d5 5. Bd3 Bd6 6. Bg3 b6 7. Qe2 c5 8. Bb5+ Ke7 9. c3 Bd7 10. Bd3 c4 11. Bc2 a5 12. Bh4 Nc6 13. e4 Qc7 14. e5 Nxe5 15. dxe5 Bxe5 16. Ngf3 Bd6 17. Bg3 Bxg3 18. hxg3 b5 19. 0-0 Rag8 20. Nd4 g5 21. N2f3 h5 22. Qe5 Qxe5 23. Nxe5 g4 24. Nxd7 Kxd7 25. Nxb5 h4 26. gxh4 Rh6 27. h5 Rxh5 28. g3 Rh3 29. Kg2 1-0

[Event "South America-ch 2nd"]
[Site "Coliseo Miguel Grau"]
[Date "2024.07.29"]
[Round "2"]
[White "Sanchez Negreiros, Alejandro Gustavo"]
[Black "Ilasaca Gaona, Owen Hisahito"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "1592"]
[BlackElo "1909"]
[PlyCount "52"]
[EventDate "2024.07.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PER"]
[SourceTitle "EXT 2025"]
[Source "ChessBase"]
[SourceDate "2024.10.14"]
[SourceVersion "1"]
[SourceVersionDate "2024.10.14"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. c3 Nf6 4. e5 Nd5 5. d4 cxd4 6. cxd4 b6 7. Bc4 Bb7 8. Nbd2 d6 9. Ne4 dxe5 10. dxe5 Be7 11. 0-0 0-0 12. Bg5 Nd7 13. Qd2 Rb8 14. Bxe7 Qxe7 15. Qg5 Qxg5 16. Nfxg5 Nxe5 17. Bxd5 Bxd5 18. Nc3 Bc4 19. Rfe1 Nd3 20. Re4 Rbc8 21. Rh4 Rfd8 22. b3 Bxb3 23. axb3 Rxc3 24. Ne4 Rc1+ 25. Rxc1 Nxc1 26. Nc3 Ne2+ 0-1

[Event "Pan American-ch School U11 12th"]
[Site "Callao"]
[Date "2023.10.21"]
[Round "9"]
[White "Sanchez Negreiros, Alejandro Gustavo"]
[Black "Monteza Requena, Thiago Gael"]
[Result "0-1"]
[ECO "C60"]
[WhiteElo "1054"]
[PlyCount "38"]
[EventDate "2023.10.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PER"]
[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 Qf6 4. Bxc6 dxc6 5. b3 Bg4 6. Bb2 Bd6 7. d4 Bxf3 8. Qxf3 Qxf3 9. gxf3 f6 10. Nd2 exd4 11. Bxd4 Bb4 12. a3 Bxd2+ 13. Kxd2 0-0-0 14. Ke3 b6 15. b4 Ne7 16. Ke2 Rxd4 17. Rhd1 Rxd1 18. Rxd1 g6 19. c4 Re8 0-1

[Event "Pan American-ch School U11 12th"]
[Site "Callao"]
[Date "2023.10.20"]
[Round "8"]
[White "Tagle Soto, Gabriel Ignacio"]
[Black "Sanchez Negreiros, Alejandro Gustavo"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "1103"]
[BlackElo "1054"]
[PlyCount "45"]
[EventDate "2023.10.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PER"]
[SourceTitle "CBM 217 Extra"]
[Source "ChessBase"]
[SourceDate "2024.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.31"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Qb6 5. Nf3 Bd7 6. Be2 Bb5 7. 0-0 Nc6 8. Bxb5 Qxb5 9. Na3 Qb6 10. Nc2 h5 11. Re1 0-0-0 12. Rb1 cxd4 13. Ncxd4 Bc5 14. b4 Be7 15. Be3 Qc7 16. Nb5 Qb8 17. Nfd4 Nxe5 18. Bf4 Bf6 19. Rc1 a6 20. Na3 Nf3+ 21. Qxf3 e5 22. Bxe5 Bxe5 23. Qf5+ 1-0

[Event "Pan American-ch School U11 12th"]
[Site "Callao"]
[Date "2023.10.19"]
[Round "6"]
[White "Castillo Frisancho, Benjamin Josue"]
[Black "Sanchez Negreiros, Alejandro Gustavo"]
[Result "1/2-1/2"]
[ECO "C02"]
[BlackElo "1054"]
[PlyCount "95"]
[EventDate "2023.10.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PER"]
[SourceTitle "CBM 217 Extra"]
[Source "ChessBase"]
[SourceDate "2024.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.31"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Qb6 5. Nf3 Bd7 6. Be2 Bb5 7. Bxb5+ Qxb5 8. Na3 Qb6 9. Nc2 Nc6 10. b3 Rc8 11. Bb2 c4 12. Ne3 Na5 13. b4 Bxb4 14. Qa4+ Nc6 15. cxb4 a5 16. a3 axb4 17. axb4 Qxb4+ 18. Qxb4 Nxb4 19. Kd2 Nd3 20. Bc3 Nxf2 21. Rhf1 Ne4+ 22. Kc2 Nxc3 23. Kxc3 Ne7 24. Ng5 0-0 25. Ra7 Rc7 26. Nf3 Nc6 27. Ra2 b5 28. Nc2 Rb8 29. Rb1 g6 30. Nb4 Kg7 31. Na6 Ra8 32. Rba1 Rca7 33. Nb4 Rxa2 34. Rxa2 Rxa2 35. Nxa2 Kh6 36. Nb4 Na5 37. Nd2 Kg5 38. Nc2 h5 39. Kb4 Nc6+ 40. Kxb5 Ne7 41. Kb4 Nf5 42. Kc3 h4 43. Nf1 Kg4 44. Kd2 h3 45. Nfe3+ Nxe3 46. Nxe3+ Kh4 47. g3+ Kh5 48. Ke2 1/2-1/2

[Event "Pan American-ch School U11 12th"]
[Site "Callao"]
[Date "2023.10.19"]
[Round "7"]
[White "Sanchez Negreiros, Alejandro Gustavo"]
[Black "Rengifo Villanueva, Steven Adriano"]
[Result "1-0"]
[ECO "C77"]
[WhiteElo "1054"]
[PlyCount "95"]
[EventDate "2023.10.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PER"]
[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. d3 Bc5 6. Bxc6 dxc6 7. Nxe5 0-0 8. h3 Re8 9. Nf3 Be6 10. 0-0 Qd7 11. Ng5 Rad8 12. Be3 Bb6 13. Nd2 h6 14. Nxe6 Qxe6 15. Nc4 Bxe3 16. fxe3 Nxe4 17. Qf3 Nf6 18. Qf4 b5 19. Na5 Qxe3+ 20. Qxe3 Rxe3 21. Nxc6 Rde8 22. Nd4 c5 23. Nf3 Re2 24. Rf2 Nh5 25. Nh4 Rxf2 26. Kxf2 Rd8 27. Re1 Kf8 28. Re5 g5 29. Nf5 Re8 30. Rxe8+ Kxe8 31. Nxh6 Ke7 32. Nf5+ Ke6 33. Ng3 Nxg3 34. Kxg3 Kf6 35. Kf3 Kf5 36. c3 Ke5 37. Kg4 Kf6 38. d4 cxd4 39. cxd4 Ke6 40. Kxg5 Kd5 41. h4 Ke6 42. h5 Ke7 43. h6 Kf8 44. d5 Kg8 45. Kf6 a5 46. d6 Kh7 47. d7 Kxh6 48. d8Q 1-0

[Event "Pan American-ch School U11 12th"]
[Site "Callao"]
[Date "2023.10.18"]
[Round "5"]
[White "Lliguin Noguera, Matias Joel"]
[Black "Sanchez Negreiros, Alejandro Gustavo"]
[Result "0-1"]
[ECO "C02"]
[BlackElo "1054"]
[PlyCount "69"]
[EventDate "2023.10.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PER"]
[SourceTitle "CBM 217 Extra"]
[Source "ChessBase"]
[SourceDate "2024.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.31"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. dxc5 Bxc5 5. Nf3 Qb6 6. Qd2 Nc6 7. Nc3 Bd7 8. g3 Nd4 9. Bg2 Nxf3+ 10. Bxf3 Bd4 11. 0-0 Bxe5 12. Qg5 Bf6 13. Qf4 Ne7 14. Qe3 d4 15. Bd2 dxc3 16. Bxc3 Bxc3 17. bxc3 Ng6 18. Qd2 Bc6 19. Be2 0-0 20. Rab1 Qc7 21. Qd3 Qa5 22. Qc4 Qd5 23. Qxd5 Bxd5 24. c4 Bc6 25. c5 Ne5 26. Rfe1 Nf3+ 27. Bxf3 Bxf3 28. Re3 Bc6 29. h4 Rfd8 30. Kh2 Rd2 31. Rf1 Rxc2 32. a3 Rxc5 33. Rd3 Bb5 34. Rdd1 Bxf1 35. Rxf1 0-1

[Event "Pan American-ch School U11 12th"]
[Site "Callao"]
[Date "2023.10.17"]
[Round "3"]
[White "Sanchez Negreiros, Alejandro Gustavo"]
[Black "Daza Atencia, Mathias David"]
[Result "0-1"]
[ECO "B52"]
[WhiteElo "1054"]
[PlyCount "70"]
[EventDate "2023.10.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PER"]
[SourceTitle "CBM 217 Extra"]
[Source "ChessBase"]
[SourceDate "2024.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Nxd7 5. 0-0 Ngf6 6. Qe2 e6 7. c3 Be7 8. d4 Qc7 9. Bg5 0-0 10. Nbd2 h6 11. Bf4 Qb6 12. Nb3 Rac8 13. dxc5 Nxc5 14. Nxc5 Qxc5 15. Nd2 d5 16. Be3 Qa5 17. Nb3 Qa4 18. e5 Ne4 19. f3 Nc5 20. Nxc5 Bxc5 21. b3 Qc6 22. Rac1 a6 23. Qd2 Ba3 24. Rc2 Qc7 25. Bd4 Bc5 26. f4 Qb6 27. Bxc5 Qxc5+ 28. Rf2 Rc7 29. Qd4 Qa5 30. c4 Rfc8 31. c5 b6 32. b4 Qb5 33. a4 Qxa4 34. Ra2 Qb5 35. cxb6 Rc1+ 0-1

[Event "Pan American-ch School U11 12th"]
[Site "Callao"]
[Date "2023.10.17"]
[Round "4"]
[White "Sanchez Negreiros, Alejandro Gustavo"]
[Black "Gomez Jalixto, Dylam Yareth"]
[Result "1-0"]
[ECO "C01"]
[WhiteElo "1054"]
[PlyCount "50"]
[EventDate "2023.10.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PER"]
[SourceTitle "CBM 217 Extra"]
[Source "ChessBase"]
[SourceDate "2024.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.31"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Bd3 Nf6 5. Bf4 Bd6 6. Bg3 0-0 7. Ne2 Re8 8. 0-0 Bg4 9. f3 Bxg3 10. Nxg3 Bd7 11. Nd2 c6 12. c3 h6 13. Nf5 Qc8 14. Nd6 Qc7 15. Nxe8 Bxe8 16. Bf5 Nbd7 17. Nb3 c5 18. Bxd7 Nxd7 19. Nxc5 Nxc5 20. dxc5 Qxc5+ 21. Qd4 Qd6 22. Rad1 Bb5 23. c4 Bxc4 24. Qxc4 Rd8 25. Qb5 b6 1-0

[Event "Pan American-ch School U11 12th"]
[Site "Callao"]
[Date "2023.10.16"]
[Round "2"]
[White "Duran Cardenas, Juan Diego"]
[Black "Sanchez Negreiros, Alejandro Gustavo"]
[Result "1-0"]
[ECO "A17"]
[BlackElo "1054"]
[PlyCount "47"]
[EventDate "2023.10.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PER"]
[SourceTitle "CBM 217 Extra"]
[Source "ChessBase"]
[SourceDate "2024.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2024.01.31"]
[SourceQuality "1"]

1. c4 e6 2. Nc3 Nf6 3. g3 Nc6 4. Bg2 b6 5. e3 Bb4 6. a3 Bxc3 7. bxc3 Ba6 8. Qa4 Bb7 9. Ne2 Na5 10. Bxb7 Nxb7 11. 0-0 Nc5 12. Qd1 a5 13. d4 Nce4 14. f3 Nd6 15. d5 exd5 16. cxd5 Nxd5 17. e4 Ne7 18. e5 Nb7 19. f4 d5 20. Bb2 Nf5 21. g4 Ne3 22. Qa4+ Qd7 23. Qxd7+ Kxd7 24. Rf3 1-0

[Event "Pan American-ch School U11 12th"]
[Site "Callao"]
[Date "2023.10.16"]
[Round "1"]
[White "Sanchez Negreiros, Alejandro Gustavo"]
[Black "Ruiz Bolanos, Eithan"]
[Result "0-1"]
[ECO "B50"]
[WhiteElo "1054"]
[BlackElo "1582"]
[PlyCount "44"]
[EventDate "2023.10.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "PER"]
[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. b3 d6 4. Bb2 Nf6 5. e5 dxe5 6. Nxe5 Nxe5 7. Bxe5 Qd5 8. Bf4 Qe4+ 9. Be3 Bd7 10. Nc3 Qc6 11. f3 e6 12. Bb5 Qc7 13. Qe2 Bd6 14. Bxd7+ Qxd7 15. Nb5 0-0 16. Qd3 Rfd8 17. Nxd6 Qxd6 18. Qxd6 Rxd6 19. 0-0 b6 20. Rad1 Nd5 21. a3 Rad8 22. c4 Nxe3 0-1

[Event "Pan American-ch U08"]
[Site "Guayaquil"]
[Date "2019.07.27"]
[Round "9"]
[White "Pacheco Rodriguez, Andres Emir"]
[Black "Sanchez Negreiros, Alejandro Gustavo"]
[Result "1-0"]
[ECO "C01"]
[PlyCount "81"]
[EventDate "2019.07.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ECU"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Nc6 5. Bd3 Nf6 6. 0-0 Bd6 7. Re1+ Be6 8. Nc3 0-0 9. Bg5 h6 10. Bh4 g5 11. Bg3 Bxg3 12. hxg3 Re8 13. Nb1 a6 14. Nbd2 Bc8 15. c3 Bd7 16. Qc2 Rxe1+ 17. Rxe1 Be6 18. Qb3 Na5 19. Qa3 Nc4 20. Bxc4 dxc4 21. Ne5 b5 22. b4 cxb3 23. axb3 Qd6 24. Qxd6 cxd6 25. Nc6 Nd5 26. c4 bxc4 27. bxc4 Nc3 28. Na5 Na4 29. d5 Bd7 30. Re7 Nc5 31. Nab3 Re8 32. Rxe8+ Bxe8 33. Nxc5 dxc5 34. Ne4 a5 35. Nxc5 a4 36. Kf1 a3 37. Nb3 Ba4 38. Na1 Kf8 39. Ke2 Ke7 40. Kd3 Kd6 41. Kd4 1-0

[Event "Pan American-ch U08"]
[Site "Guayaquil"]
[Date "2019.07.26"]
[Round "8"]
[White "Sanchez Negreiros, Alejandro Gustavo"]
[Black "Caicedo Montiel, Andy Joel"]
[Result "1-0"]
[ECO "C55"]
[PlyCount "33"]
[EventDate "2019.07.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ECU"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 e5 2. Nc3 Bc5 3. Bc4 Nf6 4. Nf3 Nc6 5. 0-0 0-0 6. Re1 d6 7. Nd5 Nxd5 8. exd5 Nd4 9. Nxd4 Bxd4 10. c3 Bb6 11. d4 Re8 12. b4 exd4 13. Rxe8+ Qxe8 14. Qd2 dxc3 15. Qxc3 a5 16. Bb2 axb4 17. Qxg7# 1-0

[Event "Pan American-ch U08"]
[Site "Guayaquil"]
[Date "2019.07.25"]
[Round "7"]
[White "Krishan Rani, Tanish Aditya"]
[Black "Sanchez Negreiros, Alejandro Gustavo"]
[Result "0-1"]
[ECO "C02"]
[PlyCount "34"]
[EventDate "2019.07.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ECU"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 Nc6 4. Nf3 f6 5. exf6 Nxf6 6. Nc3 Bd6 7. Be3 0-0 8. Bd3 Bd7 9. Nh4 Ne4 10. Nxe4 dxe4 11. Bxe4 Qxh4 12. Bf3 e5 13. d5 Nd4 14. g3 Nxf3+ 15. Ke2 Qg4 16. Kf1 Qh3+ 17. Ke2 Bb5+ 0-1

[Event "Pan American-ch U08"]
[Site "Guayaquil"]
[Date "2019.07.24"]
[Round "6"]
[White "Sanchez Negreiros, Alejandro Gustavo"]
[Black "Cajamarca Gordillo, Sebastian Alejandro"]
[Result "0-1"]
[ECO "B30"]
[BlackElo "1075"]
[PlyCount "150"]
[EventDate "2019.07.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ECU"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 g6 3. Bc4 Bg7 4. Nf3 Nc6 5. 0-0 d6 6. Re1 Nf6 7. Ng5 0-0 8. Nxf7 Rxf7 9. Bxf7+ Kxf7 10. Nd5 e6 11. Nxf6 Qxf6 12. Qf3 Qxf3 13. gxf3 Ne5 14. Re3 Bh6 15. Re2 Nxf3+ 16. Kg2 Nd4 17. Kf1 Nxe2 18. Kxe2 Bd7 19. d3 d5 20. Bxh6 Kf6 21. exd5 exd5 22. c4 dxc4 23. dxc4 g5 24. h4 gxh4 25. Rh1 h3 26. Rg1 Bc6 27. Bf4 Re8+ 28. Kd3 Bf3 29. Bh2 Be4+ 30. Kd2 Bf3 31. Rg3 Re2+ 32. Kc1 Rxf2 33. Rxh3 h5 34. Rh4 Kg5 35. Rh3 Bg4 36. Bg3 Rf3 37. Bh4+ Kf4 38. Rxf3+ Bxf3 39. Kd2 Kg4 40. Be7 Kh3 41. Ke1 b6 42. Kf1 Be4 43. Kg1 Bb1 44. a3 Ba2 45. Bf8 Kg4 46. Bh6 Bxc4 47. Bf8 a5 48. Bd6 Kf3 49. Bc7 a4 50. Bxb6 Ke2 51. Bxc5 Kd3 52. Bf8 Kd2 53. Bg7 Be6 54. Kg2 h4 55. Bf6 h3+ 56. Kg3 Ke2 57. Be5 Ke3 58. Bf4+ Ke2 59. Kh4 Kf3 60. Bd6 Kg2 61. Bg3 h2 62. Bxh2 Kxh2 63. Kg5 Kg3 64. Kf6 Bb3 65. Ke5 Kf3 66. Kd4 Ke2 67. Kc3 Kd1 68. Kd3 Kc1 69. Kc3 Kb1 70. Kb4 Kxb2 71. Kc5 Kxa3 72. Kd4 Kb2 73. Kc5 a3 74. Kd4 a2 75. Ke3 a1Q 0-1

[Event "Pan American-ch U08"]
[Site "Guayaquil"]
[Date "2019.07.22"]
[Round "2"]
[White "Sanchez Negreiros, Alejandro Gustavo"]
[Black "Mamani Alvino, Esdras Adrian"]
[Result "0-1"]
[ECO "C50"]
[BlackElo "1175"]
[PlyCount "73"]
[EventDate "2019.07.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ECU"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bc4 Bc5 5. h3 0-0 6. 0-0 d6 7. Re1 h6 8. Nd5 Be6 9. Nxf6+ Qxf6 10. Bxe6 fxe6 11. d3 Nd4 12. Nxd4 Qxf2+ 13. Kh1 Bxd4 14. Qd2 Qxd2 15. Bxd2 Rf2 16. Be3 Bxe3 17. Rxe3 Rxc2 18. Rb1 Rf8 19. Ree1 Rff2 20. Rg1 Rxb2 21. Rxb2 Rxb2 22. Rd1 Rxa2 23. Rb1 b6 24. g4 Rd2 25. Ra1 a5 26. Ra3 c5 27. Rb3 a4 28. Rxb6 a3 29. Rxd6 a2 30. Ra6 Rd1+ 31. Kg2 a1R 32. Rxe6 Ra3 33. Rxe5 Raxd3 34. Rxc5 R1d2+ 35. Kf1 Rb2 36. Rc1 Rbd2 37. e5 0-1

[Event "Chiclayo Fischer Memorial 1st"]
[Site "Chiclayo"]
[Date "2019.03.31"]
[Round "4.11"]
[White "Farro Olivares, Dulce Maria"]
[Black "Sanchez Negreiros, Alejandro Gustavo"]
[Result "1-0"]
[ECO "C60"]
[WhiteElo "1082"]
[PlyCount "5"]
[EventDate "2019.03.30"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "PER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 1-0

[Event "Chiclayo Fischer Memorial 1st"]
[Site "Chiclayo"]
[Date "2019.03.31"]
[Round "6.11"]
[White "Olortegui Castillo, Elias Nikolas"]
[Black "Sanchez Negreiros, Alejandro Gustavo"]
[Result "1-0"]
[ECO "C40"]
[PlyCount "14"]
[EventDate "2019.03.30"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "PER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Bd6 3. c3 Nf6 4. d4 exd4 5. e5 dxc3 6. Nxc3 Qe7 7. Qe2 Bb4 1-0

[Event "Chiclayo Fischer Memorial 1st"]
[Site "Chiclayo"]
[Date "2019.03.30"]
[Round "2.14"]
[White "Cusma Sanchez, Jhomar Estefano"]
[Black "Sanchez Negreiros, Alejandro Gustavo"]
[Result "0-1"]
[ECO "D20"]
[PlyCount "8"]
[EventDate "2019.03.30"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "PER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. Qa4+ Bd7 4. Qxc4 Nc6 0-1

[Event "Chiclayo Fischer Memorial 1st"]
[Site "Chiclayo"]
[Date "2019.03.30"]
[Round "3.11"]
[White "Sanchez Negreiros, Alejandro Gustavo"]
[Black "Serrepe Chiroque, Jhon Jairo"]
[Result "0-1"]
[ECO "B10"]
[BlackElo "1103"]
[PlyCount "56"]
[EventDate "2019.03.30"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "PER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c6 2. Bc4 d5 3. exd5 cxd5 4. Bb5+ Bd7 5. Bxd7+ Qxd7 6. Nc3 Nf6 7. Qe2 e6 8. Qb5 Be7 9. Nf3 0-0 10. Qxd7 Nbxd7 11. 0-0 Bb4 12. a3 Bxc3 13. dxc3 Rfc8 14. Bd2 Ne4 15. Rfd1 Nxd2 16. Rxd2 Nc5 17. b4 Ne4 18. Rd4 Rxc3 19. Rc1 Rxa3 20. Nd2 Nc3 21. Nb3 Ne2+ 22. Kf1 Nxc1 23. Nxc1 Ra1 24. Rd1 Rc8 25. Rd2 Rxc1+ 26. Ke2 R8xc2 27. Rxc2 Rxc2+ 28. Kd3 Rxf2 0-1

[Event "Chiclayo Fischer Memorial 1st"]
[Site "Chiclayo"]
[Date "2019.03.30"]
[Round "1.13"]
[White "Sanchez Negreiros, Alejandro Gustavo"]
[Black "Terrones Garcia, Daniel"]
[Result "0-1"]
[ECO "C27"]
[BlackElo "1157"]
[PlyCount "44"]
[EventDate "2019.03.30"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "PER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nc3 Nf6 3. Bc4 Bc5 4. Nf3 0-0 5. Ng5 Qe7 6. Nxf7 Rxf7 7. Bxf7+ Qxf7 8. Nb5 Bxf2+ 9. Kxf2 Nxe4+ 10. Ke3 Qf4+ 11. Kd3 Nf2+ 12. Ke2 Nxd1 13. Rf1 Qc4+ 14. d3 Qxb5 15. c4 Qc6 16. Bd2 Qxg2+ 17. Rf2 Qxf2+ 18. Kxd1 Qf1+ 19. Be1 Qxd3+ 20. Bd2 d6 21. Rc1 Bg4+ 22. Ke1 Qe2# 0-1

