[Event "NCA-ch op"]
[Site "Managua"]
[Date "2021.09.04"]
[Round "4"]
[White "Perez Zuniga, David Humberto"]
[Black "Rodriguez Guerrero, Axel Fabian"]
[Result "0-1"]
[ECO "B43"]
[BlackElo "1485"]
[PlyCount "80"]
[EventDate "2021.08.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NCA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. Nc3 a6 4. d4 cxd4 5. Nxd4 b5 6. a3 Bb7 7. Bd3 Bc5 8. Be3 d6 9. 0-0 Nf6 10. Qd2 Nbd7 11. b4 Ba7 12. Nf3 Bxe3 13. Qxe3 0-0 14. a4 bxa4 15. Rxa4 Qc7 16. Ra3 d5 17. e5 Ng4 18. Qd4 Ngxe5 19. Nxe5 Nxe5 20. Be2 Rfc8 21. Rfa1 Nc4 22. R3a2 e5 23. Qg4 Nd6 24. Nd1 Nb5 25. Bxb5 axb5 26. Rxa8 Rxa8 27. Rxa8+ Bxa8 28. Qe2 Bc6 29. c3 Qd6 30. Ne3 d4 31. Nf5 Qf6 32. Ng3 dxc3 33. Qd3 e4 34. Nxe4 Bxe4 35. Qxe4 g6 36. Kf1 Qd8 37. Qc2 Qd4 38. Qb1 Qd2 39. Qe1 Qd3+ 40. Qe2 Qb1+ 0-1

[Event "NCA-ch op"]
[Site "Managua"]
[Date "2021.08.29"]
[Round "3"]
[White "Berrios Vanegas, Yanko Antonio"]
[Black "Perez Zuniga, David Humberto"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "1424"]
[PlyCount "73"]
[EventDate "2021.08.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NCA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. Bc4 Bc5 5. 0-0 Ng4 6. d3 Nxf2 7. Rxf2 Bxf2+ 8. Kxf2 0-0 9. Kg1 h6 10. Be3 d6 11. a3 Kh8 12. Qe1 f5 13. exf5 Bxf5 14. Qg3 Qf6 15. Nd5 Qg6 16. Qxg6 Bxg6 17. Nxc7 Rac8 18. Nb5 Rcd8 19. Nxa7 Nxa7 20. Bxa7 d5 21. Bb3 e4 22. Ne5 Bh7 23. Bb6 Rde8 24. d4 Rf6 25. Bc5 b6 26. Bb4 Bg8 27. a4 Rfe6 28. Rf1 Rxe5 29. dxe5 e3 30. Re1 d4 31. Bxg8 Kxg8 32. Kf1 Kf7 33. Ke2 Ke6 34. Bd6 Kd5 35. Kd3 Rc8 36. c3 Rc4 37. Bb4 1-0

[Event "NCA-ch op"]
[Site "Managua"]
[Date "2021.08.29"]
[Round "2"]
[White "Mayorga Bohorquez, David Antonio"]
[Black "Perez Zuniga, David Humberto"]
[Result "1-0"]
[ECO "C24"]
[WhiteElo "1569"]
[PlyCount "53"]
[EventDate "2021.08.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NCA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e5 2. Bc4 Nc6 3. c3 Nf6 4. d3 Be7 5. Nd2 Na5 6. Bb5 c6 7. Ba4 0-0 8. Bc2 d5 9. h3 dxe4 10. dxe4 Be6 11. b3 c5 12. g4 h6 13. Ngf3 Qc7 14. Nf1 Rad8 15. Bd2 c4 16. b4 Nc6 17. Qc1 a5 18. b5 Nb8 19. Ng3 Nbd7 20. Nf5 Bxf5 21. gxf5 Nc5 22. Rg1 Nd3+ 23. Bxd3 cxd3 24. Bxh6 Nxe4 25. Bxg7 Qc5 26. Bf6+ Kh7 27. Rg7+ 1-0

[Event "NCA-ch op"]
[Site "Managua"]
[Date "2021.08.28"]
[Round "1"]
[White "Perez Zuniga, David Humberto"]
[Black "Pichardo, Carlos"]
[Result "0-1"]
[ECO "C01"]
[BlackElo "1726"]
[PlyCount "46"]
[EventDate "2021.08.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NCA"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e6 2. Nf3 d5 3. exd5 exd5 4. d4 Bd6 5. Bd3 Nf6 6. h3 0-0 7. 0-0 h6 8. Bd2 Nc6 9. Nc3 a6 10. a4 Nb4 11. Be2 Bf5 12. Rc1 c6 13. Be3 Re8 14. Ne1 Qc7 15. Bd3 Nxd3 16. Nxd3 Ne4 17. Nxe4 Rxe4 18. Qf3 Bg6 19. c4 Qa5 20. c5 Bc7 21. b3 Rae8 22. Bd2 Qxd2 23. Rcd1 Qg5 0-1

[Event "Managua Gomez Argenal Memorial"]
[Site "Managua"]
[Date "2021.06.20"]
[Round "9"]
[White "Perez Zuniga, David Humberto"]
[Black "Espinoza Roman, Juan Carlos"]
[Result "0-1"]
[ECO "B27"]
[BlackElo "1791"]
[PlyCount "38"]
[EventDate "2021.05.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NCA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nf3 c5 4. Be3 d5 5. exd5 Qxd5 6. Nc3 Qd8 7. h3 cxd4 8. Bxd4 Nf6 9. Bc4 0-0 10. 0-0 Nc6 11. Be3 Bf5 12. Re1 Qxd1 13. Raxd1 Bxc2 14. Rd2 Bf5 15. Ng5 Ne5 16. Bb3 h6 17. Bf4 Nd3 18. Rxd3 hxg5 19. Rdd1 gxf4 0-1

[Event "Managua Gomez Argenal Memorial"]
[Site "Managua"]
[Date "2021.06.13"]
[Round "6"]
[White "Borge Garcia, Jose Gabriel"]
[Black "Perez Zuniga, David Humberto"]
[Result "0-1"]
[ECO "D00"]
[PlyCount "42"]
[EventDate "2021.05.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NCA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 d5 2. Nc3 Nf6 3. Bf4 e6 4. Nf3 Bb4 5. e3 Ne4 6. Qd3 Nc6 7. Be2 Bxc3+ 8. bxc3 0-0 9. Ne5 Nxe5 10. Bxe5 f6 11. Bf4 Re8 12. f3 e5 13. Bg3 Ng5 14. c4 dxc4 15. Qxc4+ Be6 16. Qc3 exd4 17. exd4 c6 18. Rd1 b5 19. Qxc6 Bc4 20. Rd2 Qe7 21. 0-0 Bxe2 0-1

[Event "Managua Gomez Argenal Memorial"]
[Site "Managua"]
[Date "2021.06.13"]
[Round "7"]
[White "Perez Zuniga, David Humberto"]
[Black "Corea Blandon, Joshua Hasel"]
[Result "1-0"]
[ECO "C55"]
[PlyCount "35"]
[EventDate "2021.05.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NCA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 h6 4. c3 Nf6 5. d3 d6 6. h3 Be7 7. 0-0 0-0 8. Nbd2 a6 9. Re1 b5 10. Bb3 Bb7 11. Nf1 Nh5 12. d4 exd4 13. cxd4 Bf6 14. e5 dxe5 15. Nxe5 g6 16. Nxg6 Ne7 17. Nxf8 Qxf8 18. Qxh5 1-0

[Event "Managua Gomez Argenal Memorial"]
[Site "Managua"]
[Date "2021.06.12"]
[Round "5"]
[White "Perez Zuniga, David Humberto"]
[Black "Pomares, Roberto Carlos"]
[Result "0-1"]
[ECO "B95"]
[BlackElo "1423"]
[PlyCount "63"]
[EventDate "2021.05.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NCA"]
[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 a6 6. Be2 e6 7. Bg5 Be7 8. 0-0 0-0 9. Nf3 Nc6 10. Qd2 Qc7 11. Rad1 Rd8 12. h3 b5 13. Rfe1 Bb7 14. a3 Rac8 15. Qc1 Na5 16. e5 dxe5 17. Bd3 Nc6 18. Bxf6 Bxf6 19. Ne4 Be7 20. Neg5 h6 21. Bh7+ Kf8 22. Ne4 Nb8 23. Nc3 Nd7 24. Be4 Bxe4 25. Rxe4 Bxa3 26. bxa3 Qxc3 27. Rd3 Qxc2 28. Qxc2 Rxc2 29. Nxe5 Ke7 30. Red4 Nxe5 31. Rxd8 Nxd3 32. Rxd3 0-1

[Event "Managua Gomez Argenal Memorial"]
[Site "Managua"]
[Date "2021.06.06"]
[Round "4"]
[White "Perez Salazar, Jimmy Alberto"]
[Black "Perez Zuniga, David Humberto"]
[Result "1-0"]
[ECO "A01"]
[WhiteElo "1515"]
[PlyCount "49"]
[EventDate "2021.05.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NCA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. b3 d5 2. Bb2 Bf5 3. e3 Nc6 4. Nf3 a6 5. c4 e6 6. Nc3 Nf6 7. Be2 Qd7 8. d4 Bb4 9. 0-0 0-0-0 10. a3 Bxc3 11. Bxc3 Kb8 12. b4 Ne4 13. Qb3 Nxc3 14. Qxc3 dxc4 15. Bxc4 Be4 16. Bd3 f5 17. Nd2 Bd5 18. b5 axb5 19. Bxb5 Qe7 20. Rfb1 Qg5 21. g3 Qh5 22. Bxc6 Bxc6 23. Qxc6 b6 24. Rxb6+ cxb6 25. Rb1 1-0

[Event "Managua Gomez Argenal Memorial"]
[Site "Managua"]
[Date "2021.06.06"]
[Round "3"]
[White "Perez Zuniga, David Humberto"]
[Black "Ferrufino, Michelle"]
[Result "0-1"]
[ECO "B47"]
[BlackElo "1816"]
[PlyCount "53"]
[EventDate "2021.05.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NCA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Nc6 6. a3 Qc7 7. Be2 Nf6 8. 0-0 Be7 9. Bg5 b5 10. Qd2 Bb7 11. Nf3 0-0 12. Rad1 Rfd8 13. Rfe1 Rac8 14. h3 Na5 15. Bf4 d6 16. b4 Qxc3 17. Qxc3 Rxc3 18. bxa5 Nxe4 19. Bd3 Nc5 20. Re3 Nxd3 21. Rdxd3 Rxc2 22. Ne1 Rc4 23. Bh2 Be4 24. Rd2 d5 25. Kh1 Rc1 26. f3 Bg6 27. Bg1 0-1

[Event "Managua Gomez Argenal Memorial"]
[Site "Managua"]
[Date "2021.06.05"]
[Round "2"]
[White "Sanchez, Steven"]
[Black "Perez Zuniga, David Humberto"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2003"]
[PlyCount "47"]
[EventDate "2021.05.29"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NCA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nc6 3. Bf4 Bf5 4. e3 Nf6 5. Bb5 e6 6. Ne5 Bd6 7. Nxc6 bxc6 8. Bxc6+ Ke7 9. Bxa8 Qxa8 10. Bxd6+ cxd6 11. Nd2 Rc8 12. c3 Bd3 13. f3 Qb7 14. Qb3 Qc7 15. Kf2 Kf8 16. Rhc1 Kg8 17. Qa3 e5 18. b3 Qd8 19. c4 exd4 20. exd4 Qe7 21. Re1 Qd7 22. Rac1 dxc4 23. bxc4 h6 24. Qxd3 1-0

