[Event "CHI-ch sf qual U1600"]
[Site "La Cruz"]
[Date "2019.12.29"]
[Round "1.1"]
[White "Sepulveda Castro, Cesar"]
[Black "Rivadeneira Maturana, Benjamin"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1765"]
[BlackElo "1075"]
[PlyCount "49"]
[EventDate "2019.12.29"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "CHI"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. Nf3 Nc6 2. d4 d5 3. Bf4 Bf5 4. a3 f6 5. e3 e6 6. c4 Nge7 7. Nc3 g5 8. Bg3 Bg7 9. Rc1 e5 10. dxe5 fxe5 11. cxd5 Nb8 12. Bxe5 Bxe5 13. Nxe5 a6 14. Qh5+ Ng6 15. e4 Qf6 16. Nf3 Bd7 17. Qxg5 Qxg5 18. Nxg5 h6 19. Nf3 Bg4 20. Nd4 Ne5 21. h3 Bh5 22. Be2 Bxe2 23. Kxe2 Nbd7 24. Ne6 Nf8 25. Nxc7+ 1-0

[Event "CHI-ch sf qual U1600"]
[Site "Vina del Mar"]
[Date "2019.12.28"]
[Round "1.4"]
[White "Mujica Alcantara, Cristhian Luis"]
[Black "Rivadeneira Maturana, Benjamin"]
[Result "1-0"]
[ECO "A53"]
[WhiteElo "1629"]
[BlackElo "1075"]
[PlyCount "99"]
[EventDate "2019.12.28"]
[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 d6 2. c4 Nf6 3. Nc3 a6 4. e4 Nbd7 5. f4 g6 6. Nf3 Bg7 7. Be2 0-0 8. e5 dxe5 9. dxe5 Ne8 10. c5 c6 11. 0-0 Nc7 12. Be3 e6 13. a4 Nd5 14. Nxd5 cxd5 15. Ng5 h6 16. Nf3 f5 17. b4 Qc7 18. Nd4 Re8 19. Qe1 Nf8 20. Rc1 Bd7 21. a5 Qc8 22. h4 h5 23. Rc3 Qc7 24. Qd1 Rab8 25. Bf2 Nh7 26. Rg3 Nf8 27. Kh2 Ra8 28. Rh1 Re7 29. Kg1 Be8 30. Rhh3 Kh7 31. Rc3 Rc8 32. Nf3 Kh8 33. Ng5 Nh7 34. Nf3 Ra8 35. Nd4 Rc8 36. Qf1 Bf7 37. Bxa6 bxa6 38. Qxa6 Qb7 39. Qxb7 Rxb7 40. b5 Bf8 41. a6 Ra7 42. b6 Rxa6 43. b7 Rb8 44. c6 Rxc6 45. Rxc6 Rxb7 46. Nxe6 Bxe6 47. Rxe6 Kg7 48. Rd3 Rd7 49. Rc6 Kf7 50. e6+ 1-0

[Event "CHI-ch sf qual U1600"]
[Site "Villa Alemana"]
[Date "2019.12.14"]
[Round "1.1"]
[White "Sepulveda Castro, Cesar"]
[Black "Rivadeneira Maturana, Benjamin"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1765"]
[BlackElo "1075"]
[PlyCount "81"]
[EventDate "2019.12.14"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "CHI"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. Nf3 Nc6 2. d4 d5 3. Bf4 Bf5 4. a3 f6 5. e3 e6 6. c4 Nge7 7. Nc3 a6 8. Rc1 Rb8 9. h3 g5 10. Bg3 Bg6 11. Be2 Bg7 12. b4 Na7 13. Qa4+ c6 14. Bxb8 Qxb8 15. b5 Qc8 16. b6 Nb5 17. cxb5 axb5 18. Nxb5 Qd8 19. Nc7+ Kf7 20. Rc5 Nc8 21. Qb3 Bh6 22. Ra5 Qd6 23. Ra8 Rd8 24. 0-0 f5 25. Rb8 g4 26. hxg4 fxg4 27. Ne5+ Kg8 28. Nxg6 hxg6 29. Bxg4 Kh8 30. Bxe6 Bg5 31. Rxc8 Rxc8 32. Bxc8 Bd8 33. Qb4 Bxc7 34. bxc7 Qxc7 35. Qf8+ Kh7 36. Be6 Qg7 37. Qxg7+ Kxg7 38. a4 Kf8 39. Rb1 Ke7 40. Bg4 Kd8 41. Rxb7 1-0

[Event "CHI-ch sf qual U1600"]
[Site "Quilpue"]
[Date "2019.11.02"]
[Round "1.3"]
[White "Rivadeneira Maturana, Benjamin"]
[Black "Ramirez Gomez, Martin"]
[Result "0-1"]
[ECO "B50"]
[WhiteElo "1075"]
[BlackElo "1549"]
[PlyCount "86"]
[EventDate "2019.11.02"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "CHI"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Bc4 d6 3. Nf3 Nc6 4. Ng5 e6 5. Nf3 g6 6. c3 Bg7 7. d4 cxd4 8. cxd4 Qb6 9. e5 d5 10. Bb3 Nge7 11. Nc3 0-0 12. Be3 Nf5 13. Bg5 Ncxd4 14. Nxd4 Qxd4 15. Qxd4 Nxd4 16. Bf6 Bd7 17. Bxg7 Kxg7 18. 0-0 Rfc8 19. Rfd1 Nxb3 20. axb3 a6 21. Na4 Bxa4 22. bxa4 Rc2 23. Rab1 Rac8 24. b3 Re2 25. Re1 Rd2 26. g3 Rcc2 27. Rf1 Re2 28. Rbe1 f6 29. exf6+ Kxf6 30. Rxe2 Rxe2 31. Rc1 Rb2 32. Rc3 d4 33. Rc7 Rxb3 34. Rxh7 Ke5 35. Kg2 d3 36. Rd7 Ke4 37. h3 Rb4 38. h4 Rd4 39. Rxd4+ Kxd4 40. Kf1 Kc3 41. Ke1 Kc2 42. f3 d2+ 43. Kf2 d1Q 0-1

[Event "CHI-ch sf qual"]
[Site "La Calera"]
[Date "2019.08.31"]
[Round "2.2"]
[White "Miranda Camus, Gonzalo"]
[Black "Rivadeneira Maturana, Benjamin"]
[Result "1-0"]
[ECO "C45"]
[WhiteElo "1333"]
[BlackElo "1220"]
[PlyCount "65"]
[EventDate "2019.08.31"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "CHI"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nxd4 5. Qxd4 Qe7 6. Nc3 d6 7. Be2 Bd7 8. Be3 c5 9. Qd2 Bc6 10. f3 Nf6 11. 0-0-0 0-0-0 12. Bc4 g6 13. Qe2 Bg7 14. Bb5 Qd7 15. Bf4 Ne8 16. Rd2 Bxc3 17. bxc3 Bxb5 18. c4 Ba6 19. c3 Qe6 20. Rhd1 Bxc4 21. Qf2 Qf6 22. Qe3 h6 23. Bxh6 g5 24. Bxg5 Qe5 25. Bxd8 Kxd8 26. f4 Qe6 27. Qxc5 Rh6 28. Qg5+ Qf6 29. Rxd6+ Nxd6 30. Rxd6+ Ke7 31. Rxf6 Rxf6 32. Qc5+ Kd7 33. Qxc4 1-0

