[Event "Vina del Mar U2000 5th"]
[Site "Vina del Mar"]
[Date "2018.02.10"]
[Round "3.1"]
[White "Herrera Arriagada, Juan"]
[Black "Campos Zambrano, Alexis Andres"]
[Result "1-0"]
[ECO "B15"]
[BlackElo "1628"]
[PlyCount "77"]
[EventDate "2018.02.09"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "CHI"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c6 2. Nc3 d5 3. Nf3 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. Be2 Bd6 7. 0-0 0-0 8. d4 Bg4 9. Re1 c5 10. d5 Nd7 11. c4 Ne5 12. Qb3 Qc7 13. h3 Bh5 14. Nxe5 Bxe2 15. Rxe2 Bxe5 16. Be3 b6 17. Rae1 Qd7 18. Qc2 Bd6 19. b3 Rfc8 20. Bd2 a6 21. Bc3 b5 22. Qe4 b4 23. Bd2 a5 24. Bf4 Bf8 25. Qd3 Rd8 26. Qg3 Re8 27. Rxe8 Rxe8 28. Rxe8 Qxe8 29. Qe3 Qd7 30. Qg3 g5 31. Bc7 a4 32. d6 h6 33. Qd3 axb3 34. axb3 f5 35. Qd5 Bg7 36. Qxc5 Bc3 37. Qd5 Bf6 38. c5 Qe8 39. d7 1-0

[Event "Vina del Mar U2000 5th"]
[Site "Vina del Mar"]
[Date "2018.02.10"]
[Round "5.1"]
[White "Herrera Arriagada, Juan"]
[Black "Parraguez Cornejo, Jose Luis"]
[Result "1-0"]
[ECO "B84"]
[BlackElo "1663"]
[PlyCount "83"]
[EventDate "2018.02.09"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "CHI"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e6 7. Be3 Be7 8. 0-0 0-0 9. f4 Qc7 10. Bf3 Nbd7 11. Nb3 Rb8 12. g4 Rd8 13. Qe1 b5 14. g5 Ne8 15. a3 Nb6 16. Rd1 Nc4 17. Bc1 a5 18. Nd4 e5 19. Nf5 Bxf5 20. exf5 Bf8 21. Kh1 Qc8 22. Be4 exf4 23. g6 Nf6 24. gxf7+ Kxf7 25. Nd5 Nxe4 26. Qxe4 Re8 27. Qd3 Ne5 28. Qh3 Qxc2 29. Nxf4 Qe4+ 30. Ng2 Qg4 31. Qxh7 Rbc8 32. f6 Nf3 33. fxg7 Bxg7 34. Qd3 Re4 35. Rxf3+ Kg8 36. Rg3 Qe2 37. Qd5+ Re6 38. Bh6 Rc5 39. Rxg7+ Kh8 40. Qd3 Qxd3 41. Rxd3 Rc1+ 42. Bxc1 1-0

[Event "Vina del Mar U2000 5th"]
[Site "Vina del Mar"]
[Date "2018.02.10"]
[Round "4.1"]
[White "Ramirez Gomez, Martin"]
[Black "Herrera Arriagada, Juan"]
[Result "1-0"]
[ECO "B41"]
[WhiteElo "1609"]
[PlyCount "53"]
[EventDate "2018.02.09"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "CHI"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. c4 Qc7 6. Nc3 b6 7. Be3 Bb7 8. Nc2 Nf6 9. f3 d6 10. Qd2 Nbd7 11. Be2 Be7 12. Rc1 Rc8 13. Nd4 Ne5 14. b3 h5 15. 0-0 h4 16. Rfd1 h3 17. g3 Ned7 18. Bf1 Ne5 19. Qf2 Nfd7 20. Nde2 g5 21. Nd4 Nc6 22. Nd5 exd5 23. cxd5 Nc5 24. dxc6 Ba8 25. b4 Ne6 26. Nxe6 fxe6 27. Bxb6 1-0

[Event "Vina del Mar U2000 5th"]
[Site "Vina del Mar"]
[Date "2018.02.10"]
[Round "2.3"]
[White "Silva Morales, Vicente"]
[Black "Herrera Arriagada, Juan"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "1309"]
[PlyCount "68"]
[EventDate "2018.02.09"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "CHI"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. c3 e6 3. d4 d5 4. exd5 Qxd5 5. Nf3 Nf6 6. Be3 cxd4 7. Qxd4 Nc6 8. Qd2 Be7 9. Bd3 0-0 10. 0-0 e5 11. Bc2 Rd8 12. h3 h6 13. Re1 Be6 14. Qe2 Qc4 15. Qxc4 Bxc4 16. Nbd2 Be6 17. Nb3 Nd5 18. Bc5 Bf6 19. Nbd2 b6 20. Ba3 Nf4 21. Ne4 Bd5 22. Nxf6+ gxf6 23. Be4 Bxe4 24. Rxe4 Rd3 25. Rae1 Nxh3+ 26. gxh3 Rxf3 27. Kg2 Rf5 28. R1e3 Na5 29. Rh4 Kh7 30. b3 Rd8 31. Bc1 Rd1 32. Rxh6+ Kxh6 33. Re1+ Rxc1 34. Rxc1 e4 0-1

[Event "Vina del Mar U2000 5th"]
[Site "Vina del Mar"]
[Date "2018.02.09"]
[Round "1.4"]
[White "Romero Rozas, Pablo"]
[Black "Herrera Arriagada, Juan"]
[Result "0-1"]
[ECO "D31"]
[WhiteElo "1458"]
[PlyCount "74"]
[EventDate "2018.02.09"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "CHI"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 e6 4. Bf4 Bb4 5. Qc2 Nf6 6. a3 Bxc3+ 7. Qxc3 0-0 8. Nf3 Ne4 9. Qc2 Nd7 10. e3 Re8 11. Bd3 Ndf6 12. Ng5 Nxg5 13. Bxg5 h6 14. Bh4 e5 15. dxe5 Rxe5 16. 0-0 Re8 17. Rae1 Be6 18. f4 Qe7 19. Rf3 Rad8 20. Rg3 dxc4 21. Bxc4 Bxc4 22. Qxc4 Qe6 23. Qc3 Nh5 24. Rf3 Rd7 25. h3 g6 26. g4 Ng7 27. Bf6 h5 28. g5 Qe4 29. Rf2 Nf5 30. Bh8 Rd3 31. Qf6 Rxe3 32. Rd1 Re1+ 33. Rxe1 Qxe1+ 34. Rf1 Qg3+ 35. Kh1 Qxh3+ 36. Kg1 Re2 37. Qd8+ Kh7 0-1

