[Event "Guillermo Garcia Memorial U16 op 29th"]
[Site "Santa Clara"]
[Date "2022.05.08"]
[Round "7"]
[White "Villar Lopez, Carlos Daniel"]
[Black "Gonzalez Hernandez, Derek Alejandro"]
[Result "1/2-1/2"]
[ECO "B42"]
[WhiteElo "1668"]
[BlackElo "1652"]
[PlyCount "85"]
[EventDate "2022.05.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "CUB"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 Bc5 6. Nb3 Ba7 7. Nc3 Nc6 8. 0-0 Nf6 9. Bg5 h6 10. Bh4 g5 11. Bg3 d6 12. Kh1 e5 13. f3 Be6 14. Nd2 Qc7 15. Bc4 Nd4 16. Bxe6 fxe6 17. Nb3 0-0-0 18. Bf2 Nxb3 19. cxb3 Bxf2 20. Rxf2 Kb8 21. Rd2 h5 22. Rc1 Ne8 23. Nd5 Qf7 24. Nb6 g4 25. fxg4 hxg4 26. Qxg4 Nf6 27. Qf3 Qh7 28. h3 Nxe4 29. Rdc2 Rdf8 30. Qe3 d5 31. Re1 Rf4 32. Kg1 Rg8 33. Rec1 d4 34. Qd3 Qf7 35. a4 Nf2 36. Qe2 Nxh3+ 37. Kh2 Rf2 38. Qxe5+ Ka7 39. Nc8+ Ka8 40. Nb6+ Ka7 41. Nc8+ Ka8 42. Nb6+ Ka7 43. Nc8+ 1/2-1/2

[Event "Guillermo Garcia Memorial U16 op 29th"]
[Site "Santa Clara"]
[Date "2022.05.07"]
[Round "6"]
[White "Gonzalez Hernandez, Derek Alejandro"]
[Black "Hechavarria Puga, Lenier"]
[Result "1-0"]
[ECO "B92"]
[WhiteElo "1652"]
[BlackElo "1682"]
[PlyCount "55"]
[EventDate "2022.05.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "CUB"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 a6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Nb3 d6 7. Be2 Be7 8. 0-0 0-0 9. Be3 Nbd7 10. f3 b5 11. Qe1 Re8 12. Qf2 Bb7 13. a3 Qc7 14. Rad1 Red8 15. Rd2 Rac8 16. Rfd1 Bf8 17. g4 h6 18. h4 Nh7 19. Bf1 Be7 20. Bh3 Nhf8 21. g5 hxg5 22. hxg5 Ra8 23. Qh4 Ng6 24. Qh5 Nc5 25. Bf5 Nxb3 26. Rh2 Nd4 27. Qh7+ Kf8 28. Qh8+ 1-0

[Event "Guillermo Garcia Memorial U16 op 29th"]
[Site "Santa Clara"]
[Date "2022.05.06"]
[Round "5"]
[White "Gonzalez Hernandez, Derek Alejandro"]
[Black "Acosta Guerrero, Yadel Alejandro"]
[Result "0-1"]
[ECO "C42"]
[WhiteElo "1652"]
[BlackElo "1722"]
[PlyCount "140"]
[EventDate "2022.05.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "CUB"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Bd6 7. 0-0 0-0 8. Re1 Re8 9. c4 c6 10. Nc3 Bf5 11. Be3 Bc7 12. Qc2 Na6 13. a3 Rc8 14. Rad1 Qd6 15. Ne2 dxc4 16. Qxc4 Qf6 17. Ne5 Nd6 18. Qc1 Bxd3 19. Bg5 Qe6 20. Nxd3 Ne4 21. Ng3 Bxg3 22. hxg3 Qd5 23. Be3 Nc7 24. Nc5 b6 25. Nxe4 Rxe4 26. Qc2 Rce8 27. Rc1 R8e6 28. Qd3 Re8 29. Qc2 R4e6 30. Red1 Qh5 31. d5 Nxd5 32. Bd4 c5 33. Bc3 Re2 34. Qd3 Nxc3 35. bxc3 h6 36. Qd7 R8e7 37. Qd8+ Kh7 38. a4 Qf5 39. Rf1 Rd7 40. Qb8 Rdd2 41. Qf4 Qxf4 42. gxf4 Ra2 43. Ra1 Rxa1 44. Rxa1 Rc2 45. a5 Rxc3 46. axb6 axb6 47. Rb1 Rc4 48. Rxb6 Rxf4 49. Rc6 Rc4 50. g3 Rc2 51. Kg2 g5 52. Kg1 Kg7 53. Kg2 f6 54. g4 c4 55. Rc7+ Kg6 56. Rc6 c3 57. Kg3 Rc1 58. f3 c2 59. Kg2 h5 60. Rc5 h4 61. Rc3 Kf7 62. Kh2 h3 63. Rc4 Ke6 64. Rc3 Ke5 65. Rc4 Kd5 66. Rc3 Kd4 67. Rc8 Ke3 68. Rc3+ Kd2 69. Rc8 Re1 70. Rd8+ Ke2 0-1

[Event "Guillermo Garcia Memorial U16 op 29th"]
[Site "Santa Clara"]
[Date "2022.05.05"]
[Round "4"]
[White "Montejo Bello, Lorena Beatriz"]
[Black "Gonzalez Hernandez, Derek Alejandro"]
[Result "0-1"]
[ECO "B42"]
[WhiteElo "1778"]
[BlackElo "1652"]
[PlyCount "54"]
[EventDate "2022.05.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "CUB"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 Bc5 6. Nb3 Ba7 7. c4 Nc6 8. Nc3 Nf6 9. 0-0 d6 10. Qe2 0-0 11. Be3 Bxe3 12. Qxe3 e5 13. Be2 Be6 14. Rfd1 Qb8 15. Rd2 Rd8 16. Rad1 b5 17. Nd5 Nd7 18. cxb5 axb5 19. Rc1 Nc5 20. Nxc5 dxc5 21. Rxc5 Nd4 22. b4 Qb7 23. Nc7 Ra3 24. Bd3 Bc4 25. Nd5 Ne6 26. Rc6 Bxd3 27. Rxd3 Rxd3 0-1

[Event "Guillermo Garcia Memorial U16 op 29th"]
[Site "Santa Clara"]
[Date "2022.05.04"]
[Round "3"]
[White "Aguilera Enciso, Claudia"]
[Black "Gonzalez Hernandez, Derek Alejandro"]
[Result "0-1"]
[ECO "D00"]
[WhiteElo "1490"]
[BlackElo "1652"]
[PlyCount "52"]
[EventDate "2022.05.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "CUB"]
[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 e6 4. Bd3 Bd6 5. Ne2 0-0 6. 0-0 c5 7. dxc5 Bxc5 8. Nd2 Nc6 9. Nb3 Bd6 10. c4 e5 11. cxd5 exf4 12. dxc6 fxe3 13. cxb7 Bxb7 14. h3 Qe7 15. Ned4 exf2+ 16. Rxf2 Qe5 17. Nf3 Qg3 18. Nbd4 Bc5 19. Rc1 Bb6 20. Kf1 Rad8 21. Bb1 Nd5 22. Re2 g6 23. Qe1 Qf4 24. Re4 Qf6 25. Rd1 Nf4 26. Re7 Bxf3 0-1

[Event "Guillermo Garcia Memorial U16 op 29th"]
[Site "Santa Clara"]
[Date "2022.05.03"]
[Round "2"]
[White "Gonzalez Hernandez, Derek Alejandro"]
[Black "Almaguel Mendez, Adrian Jesus"]
[Result "0-1"]
[ECO "B99"]
[WhiteElo "1652"]
[BlackElo "1768"]
[PlyCount "86"]
[EventDate "2022.05.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "CUB"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Be7 8. Qf3 Qc7 9. 0-0-0 Nbd7 10. g4 b5 11. Bxf6 gxf6 12. Bg2 Bb7 13. Rhe1 Rc8 14. Nd5 exd5 15. exd5 Nb6 16. Qe2 Kd8 17. Nf5 Re8 18. Rd4 Qd7 19. Re4 Rc7 20. Rxe7 Qxe7 21. Nxe7 Rcxe7 22. Be4 Rxe4 23. Qxe4 Rxe4 24. Rxe4 f5 25. gxf5 Bxd5 26. Re3 Nd7 27. Kd2 Nf6 28. Ra3 Bb7 29. Rh3 Bc8 30. Rd3 Ke7 31. Ra3 d5 32. Ke3 Kd6 33. Kd4 Ne4 34. Ra5 Nc5 35. Ra3 Bxf5 36. Rg3 Bxc2 37. Rg8 Ne6+ 38. Kc3 Bf5 39. Ra8 d4+ 40. Kd2 Kd5 41. Rxa6 Nc5 42. Ra7 Ne4+ 43. Ke1 d3 0-1

[Event "Guillermo Garcia Memorial U16 op 29th"]
[Site "Santa Clara"]
[Date "2022.05.02"]
[Round "1"]
[White "Gonzalez Hernandez, Derek Alejandro"]
[Black "Roman Baso, Dorian Sadek"]
[Result "1-0"]
[ECO "C14"]
[WhiteElo "1652"]
[BlackElo "1419"]
[PlyCount "43"]
[EventDate "2022.05.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "CUB"]
[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 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. Bxe7 Qxe7 7. f4 c5 8. Nf3 Nc6 9. Be2 0-0 10. 0-0 cxd4 11. Nb5 f6 12. Nbxd4 fxe5 13. Nxc6 bxc6 14. fxe5 Qc5+ 15. Kh1 Rb8 16. b3 Qc3 17. Bd3 Nxe5 18. Bxh7+ Kxh7 19. Ng5+ Kg8 20. Qh5 Rxf1+ 21. Rxf1 Qxc2 22. Qe8# 1-0

[Event "Copa La Chiringa "]
[Site "Granma"]
[Date "2018.11.03"]
[Round "7"]
[White "Gonzalez Hernandez, Derek Alejandro"]
[Black "Aguilera Enciso, Claudia"]
[Result "1-0"]
[ECO "C28"]
[WhiteElo "1592"]
[PlyCount "37"]
[EventDate "2018.10.30"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "CUB"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nc3 Bb4 4. Bc4 Nc6 5. d3 Bxc3+ 6. bxc3 h6 7. 0-0 0-0 8. h3 d6 9. Re1 Bd7 10. Be3 Re8 11. Qd2 Na5 12. Bb3 Rc8 13. Bxh6 gxh6 14. Qxh6 Nh7 15. Bxf7+ Kxf7 16. Qxh7+ Kf8 17. Qh8+ Ke7 18. Qg7+ Ke6 19. Ng5+ 1-0

[Event "Copa La Chiringa "]
[Site "Granma"]
[Date "2018.11.02"]
[Round "6"]
[White "Hidalgo Zayas, Pedro Emilio"]
[Black "Gonzalez Hernandez, Derek Alejandro"]
[Result "1-0"]
[ECO "C43"]
[WhiteElo "1830"]
[BlackElo "1592"]
[PlyCount "95"]
[EventDate "2018.10.30"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "CUB"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. d4 exd4 4. e5 Qe7 5. Be2 Ng4 6. Qxd4 d6 7. Bg5 dxe5 8. Bxe7 exd4 9. Bxf8 Kxf8 10. Nxd4 g6 11. Nc3 Bd7 12. Ndb5 Na6 13. h3 Nf6 14. 0-0-0 Kg7 15. Bf3 c6 16. Nd6 b6 17. Nde4 Rad8 18. Nxf6 Kxf6 19. Rhe1 c5 20. Rd6+ Be6 21. Red1 Rxd6 22. Rxd6 Kg7 23. Bg4 Bxg4 24. hxg4 Rc8 25. Nb5 Nb4 26. a3 Nc6 27. Rd7 Ne5 28. Rxa7 Nxg4 29. Nd6 Rf8 30. f3 Ne3 31. g4 Kg8 32. Rb7 Rd8 33. Rxb6 h6 34. b3 Kf8 35. Ne4 c4 36. a4 Rd1+ 37. Kb2 Rf1 38. Nd2 Rf2 39. Rd6 Nd1+ 40. Kc1 Ne3 41. bxc4 Nf1 42. a5 Nxd2 43. Rxd2 Rxf3 44. Rd3 Rf4 45. a6 Rxc4 46. a7 Rc8 47. Rb3 Ke7 48. Rb8 1-0

[Event "Copa La Chiringa "]
[Site "Granma"]
[Date "2018.11.02"]
[Round "5"]
[White "Santana Leon, Irianny De la Carid"]
[Black "Gonzalez Hernandez, Derek Alejandro"]
[Result "0-1"]
[ECO "B46"]
[WhiteElo "1370"]
[BlackElo "1592"]
[PlyCount "142"]
[EventDate "2018.10.30"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "CUB"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 c5 2. d4 e6 3. Nf3 Nc6 4. Nc3 a6 5. Be3 cxd4 6. Nxd4 Bb4 7. Qd3 Nf6 8. f3 Ne5 9. Qd2 d5 10. Bg5 dxe4 11. Bxf6 Qxf6 12. fxe4 Bd7 13. 0-0-0 Rc8 14. Nf3 Bc6 15. Qd4 Qf4+ 16. Nd2 Bxc3 17. Qxc3 0-0 18. g3 Qg5 19. Kb1 Ba4 20. Nc4 Nxc4 21. Bxc4 Qc5 22. Bb3 Qxc3 23. bxc3 Bxb3 24. axb3 Rxc3 25. Rd7 Rb8 26. Rf1 f6 27. e5 f5 28. Re7 Rc6 29. g4 Rbc8 30. c4 R8c7 31. Rxc7 Rxc7 32. gxf5 exf5 33. e6 g6 34. Rd1 Kf8 35. Rd6 Re7 36. Kc2 Kg7 37. Kd3 Kf6 38. b4 Rxe6 39. Rd4 Ke7 40. Rh4 h5 41. h3 Kf6 42. Rd4 Ke7 43. Rh4 Re4 44. Rxe4+ fxe4+ 45. Kxe4 Ke6 46. h4 b6 47. c5 bxc5 48. bxc5 a5 49. Kd4 a4 50. Kc4 a3 51. Kb3 Kd5 52. c6 Kxc6 53. Kxa3 Kd5 54. Kb3 Ke4 55. Kc3 Kf4 56. Kd3 Kg4 57. Ke3 Kxh4 58. Kf3 g5 59. Kg2 Kg4 60. Kh2 Kf3 61. Kh1 g4 62. Kh2 g3+ 63. Kh1 g2+ 64. Kg1 h4 65. Kh2 Kf2 66. Kh3 g1Q 67. Kxh4 Kf3 68. Kh5 Kf4 69. Kh6 Kf5 70. Kh7 Kf6 71. Kh8 Qg7# 0-1

[Event "Copa La Chiringa "]
[Site "Granma"]
[Date "2018.10.31"]
[Round "3"]
[White "Gonzalez Hernandez, Derek Alejandro"]
[Black "Gutierres Cabrales, Yelennis Clau"]
[Result "0-1"]
[ECO "B13"]
[WhiteElo "1592"]
[BlackElo "1650"]
[PlyCount "126"]
[EventDate "2018.10.30"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "CUB"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Nc3 Nf6 5. Bg5 e6 6. Nf3 Nc6 7. Bb5 Bd7 8. 0-0 Bb4 9. Bxc6 Bxc6 10. Ne5 Rc8 11. Re1 0-0 12. Re3 Be7 13. Qf3 Qb6 14. Qf4 Qxb2 15. Rb1 Qxc2 16. Rg3 Rfe8 17. Bxf6 g6 18. Bxe7 Rxe7 19. Qc1 Qxc1+ 20. Rxc1 Ba4 21. Ne2 Rec7 22. Rxc7 Rxc7 23. Rc3 Re7 24. h3 Kg7 25. Ng3 Kf6 26. Rf3+ Kg5 27. Rxf7 Rxf7 28. Nxf7+ Kf6 29. Ne5 b5 30. Nc6 a6 31. Nb4 a5 32. Nc6 e5 33. dxe5+ Ke6 34. Nxa5 Kxe5 35. Ne2 Ke4 36. Nc3+ Kd4 37. Nxa4 bxa4 38. Kf1 Kc3 39. Nc6 Kb2 40. Ke2 Kxa2 41. Nb4+ Kb3 42. Nxd5 a3 43. Nf6 a2 44. Nxh7 a1Q 45. Nf8 Qa8 46. Nxg6 Qxg2 47. Ke3 Qxg6 48. f4 Qg3+ 49. Ke4 Qxh3 50. Ke5 Qh5+ 51. f5 Qe8+ 52. Kf4 Qe7 53. Kg4 Kc4 54. Kh5 Kd4 55. Kg6 Ke5 56. f6 Qxf6+ 57. Kh5 Qg7 58. Kh4 Qg6 59. Kh3 Qg5 60. Kh2 Qg4 61. Kh1 Kf4 62. Kh2 Kf3 63. Kh1 Qg2# 0-1

[Event "Copa La Chiringa "]
[Site "Granma"]
[Date "2018.10.31"]
[Round "2"]
[White "Gonzalez Hernandez, Derek Alejandro"]
[Black "Salgado Delgado, Massiel Lorena"]
[Result "1-0"]
[ECO "C47"]
[WhiteElo "1592"]
[BlackElo "1745"]
[PlyCount "55"]
[EventDate "2018.10.30"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "CUB"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Bc5 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 cxd5 9. Bg5 0-0 10. 0-0 Re8 11. Bxf6 Qxf6 12. Nxd5 Qd8 13. Nc3 Bb7 14. Qh5 Bb6 15. Qxh7+ Kf8 16. Qh8+ Ke7 17. Rae1+ Kd7 18. Rxe8 Qxe8 19. Qxe8+ Rxe8 20. Rd1 Kc8 21. Bc4 Re7 22. Kf1 g5 23. Nd5 Bxd5 24. Bxd5 Rd7 25. Bb7+ Kd8 26. Rxd7+ Kxd7 27. Ke2 f5 28. f3 1-0

[Event "Copa La Chiringa "]
[Site "Granma"]
[Date "2018.10.30"]
[Round "1"]
[White "Correa Fajardo, Luis Alejandro"]
[Black "Gonzalez Hernandez, Derek Alejandro"]
[Result "1-0"]
[ECO "B45"]
[WhiteElo "1852"]
[BlackElo "1592"]
[PlyCount "131"]
[EventDate "2018.10.30"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "CUB"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. d4 c5 2. Nf3 e6 3. e4 Nf6 4. Nc3 cxd4 5. Nxd4 Bb4 6. Bd3 Nc6 7. Be3 d6 8. 0-0 Bd7 9. Nce2 0-0 10. c3 Ba5 11. Bg5 Re8 12. Qa4 Nxd4 13. Qxd4 Bb6 14. Qxd6 Bc7 15. Bxf6 Bxd6 16. Bxd8 Raxd8 17. Nd4 Be5 18. Nf3 Bc7 19. Rad1 Bb6 20. Ne5 f6 21. Nxd7 Rxd7 22. Bb5 Rxd1 23. Rxd1 Rd8 24. Rxd8+ Bxd8 25. Bc4 Kf7 26. f4 Ke7 27. Kf2 Bb6+ 28. Kf3 Kd6 29. g4 g6 30. h4 a6 31. b4 a5 32. a3 h6 33. Bb3 g5 34. c4 axb4 35. axb4 Bd4 36. hxg5 hxg5 37. c5+ Kd7 38. fxg5 fxg5 39. Ke2 Bc3 40. b5 e5 41. Kd3 Bd4 42. Kc4 Ke7 43. Kd5 Kd7 44. Ba4 Kc7 45. c6 bxc6+ 46. bxc6 Kc8 47. Ke6 Kc7 48. Kf6 Be3 49. Kxe5 Bf4+ 50. Kf5 Kd6 51. e5+ Bxe5 52. c7 Kxc7 53. Kxe5 Kd8 54. Kf6 Kc7 55. Kxg5 Kd6 56. Kf6 Kd5 57. g5 Kd6 58. g6 Kd5 59. g7 Kd4 60. g8Q Kd3 61. Qg4 Ke3 62. Ke5 Kd3 63. Qd4+ Ke2 64. Kf4 Kf1 65. Kf3 Ke1 66. Qf2# 1-0

[Event "Capablanca Memorial U15 2nd"]
[Site "Havana"]
[Date "2018.05.18"]
[Round "6"]
[White "Rodriguez Hernandez, Jose Angel"]
[Black "Gonzalez Hernandez, Derek Alejandro"]
[Result "0-1"]
[ECO "D07"]
[PlyCount "62"]
[EventDate "2018.05.14"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "CUB"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. c4 d5 4. e3 Nc6 5. Nc3 Be7 6. Bd3 Bd7 7. 0-0 h6 8. a3 a5 9. Bd2 0-0 10. Qb3 dxc4 11. Bxc4 b6 12. h3 Re8 13. d5 exd5 14. Nxd5 Rf8 15. Bc3 Ne4 16. Nxe7+ Qxe7 17. Bd5 Nc5 18. Qc2 Rad8 19. Nd4 Nxd4 20. Bxd4 Bxh3 21. Bxf7+ Rxf7 22. gxh3 Qg5+ 23. Kh2 Ne6 24. Bc3 Rf3 25. Rg1 Qh5 26. Rg3 Rdf8 27. Rf1 Rxg3 28. Kxg3 Rf3+ 29. Kg2 Qxh3+ 30. Kg1 Qg4+ 31. Kh2 Rh3# 0-1

[Event "Capablanca Memorial U15 2nd"]
[Site "Havana"]
[Date "2018.05.17"]
[Round "5"]
[White "Gonzalez Hernandez, Derek Alejandro"]
[Black "Portales Oliva, Yohan Roman"]
[Result "0-1"]
[ECO "A05"]
[PlyCount "74"]
[EventDate "2018.05.14"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "CUB"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. Nf3 c5 2. b3 Nf6 3. Bb2 g6 4. e3 Bg7 5. d3 0-0 6. Nbd2 d6 7. h3 Nc6 8. Be2 a6 9. 0-0 Bd7 10. a3 b5 11. c4 bxc4 12. bxc4 Rb8 13. Rb1 Qc7 14. Qc2 Rb6 15. Ba1 Rfb8 16. Rxb6 Rxb6 17. Rb1 Qb7 18. Rxb6 Qxb6 19. Qb2 Qxb2 20. Bxb2 Kf8 21. Kf1 Ne8 22. Bxg7+ Nxg7 23. Bd1 e6 24. Ba4 Nb8 25. Bxd7 Nxd7 26. Ke2 h6 27. Nb3 Ke8 28. Kd2 Kd8 29. Kc3 Kc7 30. e4 e5 31. g3 Ne6 32. h4 Nf6 33. Nh2 Nd7 34. Ng4 h5 35. Ne3 Nd4 36. Nxd4 exd4+ 37. Kd2 dxe3+ 0-1

[Event "Capablanca Memorial U15 2nd"]
[Site "Havana"]
[Date "2018.05.16"]
[Round "4"]
[White "Gomez Gomez, Milagros"]
[Black "Gonzalez Hernandez, Derek Alejandro"]
[Result "1/2-1/2"]
[ECO "D07"]
[WhiteElo "1650"]
[PlyCount "80"]
[EventDate "2018.05.14"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "CUB"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. e3 Nc6 5. Nc3 Bb4 6. Bd2 Bd7 7. a3 Be7 8. Qc2 0-0 9. Be2 Re8 10. 0-0 dxc4 11. Bxc4 h6 12. Rac1 a6 13. Bd3 b5 14. Rfe1 b4 15. Ne4 Nd5 16. Be2 bxa3 17. bxa3 Bxa3 18. Ra1 Bb4 19. Bxa6 Bxd2 20. Nfxd2 Ncb4 21. Qc4 Nxa6 22. Rxa6 Rxa6 23. Qxa6 Qa8 24. Qxa8 Rxa8 25. Rb1 Ra2 26. Rc1 Bb5 27. Nf3 Bd3 28. Nc5 Bg6 29. h3 Rc2 30. Rxc2 Bxc2 31. Kf1 Nc3 32. Ne5 Kf8 33. Ke1 Nd5 34. Kd2 Bh7 35. Ke2 Ke7 36. Na6 f6 37. Nc6+ Kd6 38. Ncb4 Nxb4 39. Nxb4 c5 40. dxc5+ Kxc5 1/2-1/2

[Event "Capablanca Memorial U15 2nd"]
[Site "Havana"]
[Date "2018.05.15"]
[Round "3"]
[White "Gonzalez Hernandez, Derek Alejandro"]
[Black "Ramirez Gil, Reine"]
[Result "0-1"]
[ECO "A09"]
[BlackElo "1693"]
[PlyCount "52"]
[EventDate "2018.05.14"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "CUB"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 dxc4 3. e3 Nc6 4. Bxc4 e5 5. d3 Bg4 6. Nc3 Nf6 7. Bd2 a6 8. a3 Be7 9. h3 Bh5 10. 0-0 0-0 11. Re1 b5 12. Ba2 Qxd3 13. Rc1 Bxf3 14. Qxf3 Qxd2 15. Qxc6 Qxb2 16. Qxc7 Qxa3 17. Qxe5 Rac8 18. Rc2 Bb4 19. Ra1 Kh8 20. Rac1 Bxc3 21. Rxc3 Rxc3 22. Qxc3 Qxa2 23. Ra1 Qc4 24. Qa3 b4 25. Qxa6 Qxa6 26. Rxa6 Rb8 0-1

[Event "Capablanca Memorial U15 2nd"]
[Site "Havana"]
[Date "2018.05.14"]
[Round "1"]
[White "Gonzalez Hernandez, Derek Alejandro"]
[Black "Tapia Sanchez, Marcos"]
[Result "0-1"]
[ECO "A12"]
[BlackElo "1897"]
[PlyCount "60"]
[EventDate "2018.05.14"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "CUB"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 c6 3. e3 Nf6 4. b3 Bf5 5. Bb2 Nbd7 6. Be2 Qc7 7. d3 e6 8. Nbd2 Bd6 9. 0-0 0-0 10. Qc2 Ng4 11. h3 Nge5 12. Nh4 Bg6 13. Nxg6 Nxg6 14. Nf3 f5 15. cxd5 exd5 16. Rac1 f4 17. Nd4 Rae8 18. Bf3 Qd8 19. exf4 Nxf4 20. Rfe1 Ne5 21. Be2 Qg5 22. Bg4 Nxg4 23. hxg4 Qxg4 24. f3 Qg3 25. Rxe8 Rxe8 26. Nf5 Re1+ 27. Rxe1 Qxe1+ 28. Kh2 Ne2+ 29. Nxd6 Qg3+ 30. Kh1 Qh4# 0-1

[Event "Capablanca Memorial U15 2nd"]
[Site "Havana"]
[Date "2018.05.14"]
[Round "2"]
[White "Salvato Leon, Ana Maria"]
[Black "Gonzalez Hernandez, Derek Alejandro"]
[Result "0-1"]
[ECO "C47"]
[PlyCount "54"]
[EventDate "2018.05.14"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "CUB"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. d3 d6 5. Be2 Be7 6. Be3 Be6 7. 0-0 0-0 8. d4 exd4 9. Nxd4 Nxd4 10. Bxd4 Qd7 11. e5 dxe5 12. Bxe5 Qxd1 13. Raxd1 c6 14. f4 Rad8 15. f5 Bd5 16. Nxd5 Nxd5 17. Rf3 Rfe8 18. Rg3 Bc5+ 19. Kh1 Rxe5 20. Bd3 Nf4 21. h3 Nxd3 22. Rgxd3 Rxd3 23. Rxd3 Rd5 24. Rf3 Rd1+ 25. Kh2 Bd6+ 26. g3 Rd2+ 27. Kg1 Rxc2 0-1

