[Event "CHI-ch"]
[Site "Santiago"]
[Date "2024.02.24"]
[Round "9"]
[White "Perez Rojas, Jorge"]
[Black "Lenoir Ibacache, Gabriel Alberto"]
[Result "0-1"]
[ECO "B53"]
[WhiteElo "2023"]
[BlackElo "2225"]
[PlyCount "102"]
[EventDate "2024.02.19"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHI"]
[SourceTitle "CB09_2024"]
[SourceDate "2024.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.28"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Qxd4 Nc6 5. Bb5 Bd7 6. Bxc6 Bxc6 7. Nc3 Nf6 8. Bg5 e6 9. 0-0-0 Be7 10. Rhe1 0-0 11. Qd2 Qa5 12. Kb1 Rfc8 13. Nd5 Qxd2 14. Nxe7+ Kf8 15. Rxd2 Kxe7 16. e5 dxe5 17. Nxe5 h6 18. Bxf6+ gxf6 19. Ng4 Rd8 20. Rxd8 Rxd8 21. f3 Rd2 22. Ne3 h5 23. Kc1 Rd8 24. Rd1 Rg8 25. c4 f5 26. Rd2 Kf6 27. f4 Ke7 28. Kc2 Rc8 29. Kc3 a5 30. a3 Be4 31. b4 axb4+ 32. axb4 Ra8 33. g3 h4 34. g4 fxg4 35. Nxg4 f6 36. Rf2 Bf5 37. Nh6 Bh3 38. Kd4 f5 39. Rf3 Bg2 40. Rf2 h3 41. Ke5 Rh8 42. Nxf5+ exf5 43. Kxf5 Rd8 44. Kg6 Rd4 45. Re2+ Kf8 46. f5 Rxc4 47. Rd2 Rxb4 48. Ra2 Rb6+ 49. f6 Be4+ 50. Kg5 Rb5+ 51. Kf4 Bg2 0-1

[Event "CHI-ch"]
[Site "Santiago"]
[Date "2024.02.23"]
[Round "7"]
[White "Perez Rojas, Jorge"]
[Black "Gasic Merino, Franco Ignacio"]
[Result "0-1"]
[ECO "B02"]
[WhiteElo "2023"]
[BlackElo "2228"]
[PlyCount "74"]
[EventDate "2024.02.19"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHI"]
[SourceTitle "CB09_2024"]
[SourceDate "2024.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.28"]
[SourceQuality "1"]

1. e4 Nf6 2. Nc3 d5 3. e5 d4 4. exf6 dxc3 5. fxe7 Qxe7+ 6. Be2 cxb2 7. Bxb2 Bg4 8. h3 Bxe2 9. Nxe2 Nc6 10. 0-0 0-0-0 11. a3 Qd7 12. d4 Bd6 13. c4 Rhe8 14. Re1 Re6 15. Qd3 Be5 16. Qxh7 Nxd4 17. Bxd4 Bxd4 18. Nxd4 Qxd4 19. Red1 Qc3 20. Rxd8+ Kxd8 21. Rd1+ Ke7 22. Qb1 b6 23. Qb5 Re1+ 24. Rxe1+ Qxe1+ 25. Kh2 c5 26. Qa4 Qe5+ 27. g3 Qc7 28. Kg2 Qb7+ 29. Kf1 a6 30. Qb3 Qh1+ 31. Ke2 Qxh3 32. Qxb6 Qg4+ 33. Ke3 Qxc4 34. Qc7+ Kf6 35. Qd8+ Kf5 36. Qa5 g5 37. Qc7 Qd4+ 0-1

[Event "CHI-ch"]
[Site "Santiago"]
[Date "2024.02.22"]
[Round "5"]
[White "Perez Rojas, Jorge"]
[Black "Vasquez Toledo, Cristian"]
[Result "0-1"]
[ECO "B51"]
[WhiteElo "2023"]
[BlackElo "2234"]
[PlyCount "52"]
[EventDate "2024.02.19"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHI"]
[SourceTitle "CB09_2024"]
[SourceDate "2024.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.28"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. 0-0 Bg7 5. Bxc6 bxc6 6. d3 e5 7. Nc3 d6 8. h3 Ne7 9. Qe2 h6 10. Nh2 g5 11. a3 a5 12. Na4 Ng6 13. c3 Be6 14. c4 0-0 15. g4 Nf4 16. Bxf4 exf4 17. Rab1 h5 18. Kg2 hxg4 19. hxg4 Bd4 20. Rh1 Kg7 21. Nf1 Rh8 22. Nd2 Rb8 23. f3 Rxh1 24. Kxh1 Qf6 25. Kg2 Rh8 26. Qe1 Rh4 0-1

[Event "CHI-ch"]
[Site "Santiago"]
[Date "2024.02.20"]
[Round "2"]
[White "Perez Rojas, Jorge"]
[Black "Lopez Silva, Hugo Andres"]
[Result "1/2-1/2"]
[ECO "C28"]
[WhiteElo "2023"]
[BlackElo "2396"]
[PlyCount "38"]
[EventDate "2024.02.19"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHI"]
[SourceTitle "CB09_2024"]
[SourceDate "2024.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.28"]
[SourceQuality "1"]

1. e4 e5 2. Nc3 Nf6 3. Bc4 Nc6 4. d3 Na5 5. Nge2 Bc5 6. h3 d6 7. a4 Nxc4 8. dxc4 Be6 9. b3 a5 10. Qd3 Nd7 11. Qg3 0-0 12. Be3 f5 13. f4 exf4 14. Nxf4 Qf6 15. Bxc5 Nxc5 16. 0-0 fxe4 17. Nb5 Qe7 18. Rae1 Rf6 19. Nc3 Raf8 1/2-1/2

[Event "CHI-ch"]
[Site "Santiago"]
[Date "2024.02.20"]
[Round "3"]
[White "Perez Rojas, Jorge"]
[Black "Salinas Herrera, Pablo Patricio"]
[Result "1/2-1/2"]
[ECO "B06"]
[WhiteElo "2023"]
[BlackElo "2483"]
[PlyCount "178"]
[EventDate "2024.02.19"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "CHI"]
[SourceTitle "CB09_2024"]
[SourceDate "2024.02.28"]
[SourceVersion "1"]
[SourceVersionDate "2024.02.28"]
[SourceQuality "1"]

1. e4 d6 2. d4 g6 3. Nc3 Bg7 4. Be3 c6 5. Qd2 Nd7 6. Nf3 Ngf6 7. h3 e5 8. Bh6 0-0 9. Be2 Qe7 10. Bxg7 Kxg7 11. 0-0 Nh5 12. Rfe1 Nf4 13. Bf1 Qf6 14. Qe3 Re8 15. Rad1 Nf8 16. Kh2 Qe7 17. g3 Nh5 18. b4 Nf6 19. Qd2 Bd7 20. a4 Rad8 21. Bg2 Bc8 22. Qc1 Qc7 23. Qb2 N6d7 24. a5 f6 25. Rd2 Nb8 26. Red1 Be6 27. Bf1 Bf7 28. Qa3 Nbd7 29. Kg1 exd4 30. Nxd4 Ne5 31. Kg2 a6 32. Na4 d5 33. f4 Ned7 34. exd5 Bxd5+ 35. Kh2 Re7 36. b5 Rde8 37. b6 Qb8 38. c4 Bf7 39. Nc5 Re3 40. Qb4 Nxc5 41. Qxc5 Kg8 42. Nc2 R3e4 43. Qa3 Qc8 44. Qc3 Kg7 45. Bd3 R4e7 46. Bf1 h6 47. Rd6 Re2+ 48. Kg1 R2e6 49. c5 Rxd6 50. Rxd6 Re6 51. Rd2 Qe8 52. Kf2 Re4 53. Ne3 Qe7 54. Bg2 Ra4 55. Rd6 Ra2+ 56. Kg1 Re2 57. Ng4 Re6 58. Qd4 h5 59. Nf2 Re1+ 60. Kh2 Re2 61. Ne4 Bd5 62. Rxd5 cxd5 63. Qxd5 Ne6 64. Nd6 Nd8 65. Nc8 Qe8 66. h4 Nc6 67. Nd6 Qe7 68. Nc8 Qe8 69. Nd6 Qd7 70. Qf3 Rc2 71. Qe3 Nxa5 72. Ne8+ Kf7 73. Nd6+ Kg7 74. Ne8+ Kf8 75. Nxf6 Qe7 76. Ne4 Nc6 77. Qd3 Ra2 78. Nd6 Qe2 79. Qd5 Qxg2+ 80. Qxg2 Rxg2+ 81. Kxg2 a5 82. Kf3 a4 83. Nc4 Ke7 84. Ke4 Ke6 85. Na3 Ne7 86. Nc4 Nc6 87. Na3 Ne7 88. Nc4 Nc6 89. Na3 Ne7 1/2-1/2

[Event "CHI-ch sf"]
[Site "Villa Alemana"]
[Date "2023.01.21"]
[Round "8"]
[White "Perez Rojas, Jorge"]
[Black "Sanchez Tobar, Francisca Valentina"]
[Result "1/2-1/2"]
[ECO "D00"]
[WhiteElo "1725"]
[BlackElo "1907"]
[PlyCount "32"]
[EventDate "2023.01.18"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "CHI"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 g6 3. Nc3 d5 4. Nf3 Bg7 5. e3 0-0 6. h3 Bf5 7. Bd3 Ne4 8. Ne2 c5 9. c3 Nc6 10. 0-0 c4 11. Bc2 f6 12. Ng3 Nxg3 13. Bxg3 Qd7 14. Re1 e5 15. dxe5 Bxc2 16. Qxc2 f5 1/2-1/2

[Event "CHI-ch sf"]
[Site "Villa Alemana"]
[Date "2023.01.18"]
[Round "2"]
[White "Perez Rojas, Jorge"]
[Black "Aravena Navarro, Alexis Andres"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "1725"]
[BlackElo "2102"]
[PlyCount "92"]
[EventDate "2023.01.18"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "CHI"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. c3 d5 4. exd5 Qxd5 5. Bb5 Bg4 6. Na3 Bxf3 7. Qxf3 Qxf3 8. gxf3 Rc8 9. d3 a6 10. Bxc6+ Rxc6 11. Be3 Nf6 12. d4 cxd4 13. Bxd4 e5 14. Bxe5 Bxa3 15. bxa3 Re6 16. f4 Ng4 17. Kd2 Nxe5 18. fxe5 Rxe5 19. Rhe1 Rxe1 20. Rxe1+ Kd7 21. Kd3 Rc8 22. Re5 Rc6 23. Rh5 Rd6+ 24. Ke4 Re6+ 25. Kd4 Rd6+ 26. Ke4 h6 27. Rf5 Ke6 28. Re5+ Kd7 29. Rf5 Re6+ 30. Kd5 f6 31. c4 Re2 32. Rf3 Rxa2 33. Rg3 g5 34. Rf3 Rd2+ 35. Ke4 Ke6 36. Ke3 Rb2 37. Kd4 b6 38. Re3+ Kf5 39. Rf3+ Kg6 40. Kd5 g4 41. Rg3 h5 42. f3 f5 43. fxg4 fxg4 44. h4 Kf5 45. Re3 Kf4 46. Re8 Kg3 0-1

[Event "Arica op 8th"]
[Site "Arica"]
[Date "2022.12.16"]
[Round "1"]
[White "Perez Rojas, Jorge"]
[Black "Obregon, Carlos Andres"]
[Result "0-1"]
[ECO "B48"]
[WhiteElo "1743"]
[BlackElo "2508"]
[PlyCount "50"]
[EventDate "2022.12.16"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "CHI"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. Nc3 a6 4. a4 Nc6 5. d4 cxd4 6. Nxd4 Qc7 7. Be3 Nf6 8. Be2 Bb4 9. f3 d5 10. Nxc6 Qxc6 11. Bd4 dxe4 12. 0-0 exf3 13. Bxf3 Qc7 14. Bxf6 gxf6 15. Ne4 Be7 16. Qd4 Qe5 17. Qxe5 fxe5 18. Bh5 0-0 19. Nf6+ Kg7 20. Ng4 e4 21. Rad1 b5 22. axb5 axb5 23. c3 Ra2 24. Rd2 f5 25. Ne5 Bf6 0-1

[Event "Pan American-ch U18"]
[Site "Montevideo"]
[Date "2022.06.27"]
[Round "3"]
[White "Aguilar, Josef Jake"]
[Black "Perez Rojas, Jorge"]
[Result "0-1"]
[ECO "E61"]
[BlackElo "1839"]
[PlyCount "86"]
[EventDate "2022.06.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "URU"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 d6 5. e3 Nbd7 6. Bd3 e5 7. 0-0 0-0 8. Qc2 c6 9. b3 Re8 10. Bb2 Qe7 11. Ng5 h6 12. Nge4 Nxe4 13. Nxe4 f5 14. Ng3 e4 15. Be2 Nf6 16. Rad1 h5 17. d5 c5 18. Bxf6 Bxf6 19. Bxh5 gxh5 20. Nxh5 Be5 21. Nf4 Qg5 22. Qe2 Bxf4 23. exf4 Qxf4 24. Qh5 Qe5 25. Rfe1 Re7 26. Qg5+ Kf8 27. f4 Qg7 28. Re3 Qxg5 29. fxg5 f4 30. Rh3 Bxh3 31. gxh3 Kg7 32. h4 Kg6 33. Kf2 Kh5 34. Rg1 Kxh4 35. g6 Rg8 36. a3 Kh5 37. b4 cxb4 38. axb4 Rxg6 39. Ra1 b6 40. Rc1 f3 41. Rg1 e3+ 42. Kf1 e2+ 43. Kf2 Rxg1 0-1

[Event "Pan American-ch U18"]
[Site "Montevideo"]
[Date "2022.06.27"]
[Round "2"]
[White "Perez Rojas, Jorge"]
[Black "Rojas Salas, Steven"]
[Result "0-1"]
[ECO "D00"]
[WhiteElo "1839"]
[BlackElo "2193"]
[PlyCount "90"]
[EventDate "2022.06.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "URU"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 d5 3. e3 c5 4. c3 Nc6 5. Nd2 Bf5 6. dxc5 e5 7. Bg3 Bxc5 8. Ngf3 Qe7 9. b4 Bd6 10. a3 0-0 11. Be2 Ne4 12. Nxe4 Bxe4 13. h4 Bxf3 14. gxf3 Qe6 15. Qb3 Rfd8 16. Rd1 a5 17. e4 d4 18. Qxe6 fxe6 19. b5 Ne7 20. cxd4 exd4 21. Bxd6 Rxd6 22. Kd2 Ng6 23. Rc1 d3 24. Bd1 Rf8 25. Rc3 Rfd8 26. Bb3 Ne5 27. f4 Nf3+ 28. Kd1 Kf8 29. Bc4 Nd4 30. e5 Ne2 31. Rb3 Rd4 32. Bxe6 a4 33. Rb4 Rxb4 34. axb4 Nxf4 35. Bf5 d2 36. Bb1 a3 37. Kc2 Ne2 38. Rd1 Nc1 39. Rxd2 Rxd2+ 40. Kxd2 a2 41. Bxa2 Nxa2 42. Kd3 Nxb4+ 43. Kc4 Nc2 44. Kc5 Ke7 45. Kb6 Nd4 0-1

[Event "Pan American-ch U18"]
[Site "Montevideo"]
[Date "2022.06.26"]
[Round "1"]
[White "Ocampo, Ivan"]
[Black "Perez Rojas, Jorge"]
[Result "0-1"]
[ECO "C01"]
[WhiteElo "1373"]
[BlackElo "1839"]
[PlyCount "130"]
[EventDate "2022.06.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "URU"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. c4 c6 5. Bd3 Be6 6. cxd5 Bxd5 7. Nf3 h6 8. Be3 Nf6 9. 0-0 Nbd7 10. Nc3 Be6 11. Qc2 Bd6 12. Rae1 0-0 13. Ne4 Nxe4 14. Bxe4 Nf6 15. Bd3 Nd5 16. a3 Qc7 17. Ne5 Rad8 18. h3 Be7 19. Re2 Bf6 20. Rd1 Kh8 21. Qd2 Nxe3 22. Qxe3 Bd5 23. Qg3 Bxe5 24. dxe5 Qe7 25. Rde1 Qg5 26. Qxg5 hxg5 27. Bf5 Rfe8 28. e6 fxe6 29. Bxe6 Bxe6 30. Rxe6 Rxe6 31. Rxe6 Rd1+ 32. Kh2 Rd2 33. b4 Rxf2 34. Re7 Ra2 35. Rxb7 Rxa3 36. Rc7 Ra6 37. Kg3 Kh7 38. Kg4 Kh6 39. Rd7 Ra4 40. Rd6+ g6 41. Rxc6 Rxb4+ 42. Kg3 a5 43. Ra6 a4 44. Ra8 Rb3+ 45. Kg4 a3 46. Rh8+ Kg7 47. Ra8 Rb2 48. Rxa3 Rxg2+ 49. Rg3 Rf2 50. Kxg5 Rf5+ 51. Kg4 Kh6 52. h4 Ra5 53. Kh3 Ra2 54. Rg2 Ra1 55. Rg5 Rh1+ 56. Kg4 Rg1+ 57. Kf4 Rxg5 58. hxg5+ Kh5 59. Kf3 Kh4 60. Kf4 Kh3 61. Ke5 Kg4 62. Kf6 Kh5 63. Ke5 Kxg5 64. Ke4 Kg4 65. Ke3 Kg3 0-1

[Event "CHI-ch sf"]
[Site "Vina del Mar"]
[Date "2022.02.12"]
[Round "7"]
[White "Cosoi Scherzer, Alejandro"]
[Black "Perez Rojas, Jorge"]
[Result "1-0"]
[ECO "C07"]
[WhiteElo "1939"]
[BlackElo "1337"]
[PlyCount "65"]
[EventDate "2022.02.08"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "CHI"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 Qxd5 5. Ngf3 cxd4 6. Bc4 Qd6 7. 0-0 Nf6 8. Nb3 Nc6 9. Nbxd4 Nxd4 10. Nxd4 a6 11. Re1 Qc7 12. Bb3 Be7 13. Qe2 0-0 14. Bg5 Re8 15. Rad1 Bd7 16. c3 Rad8 17. Qf3 h6 18. Bf4 Qc8 19. h3 b5 20. a3 Qa8 21. Qe2 Qb7 22. Bc2 a5 23. Be5 b4 24. axb4 axb4 25. Qd3 g6 26. Qe3 Kg7 27. Be4 Qc8 28. Qf4 Qc5 29. h4 bxc3 30. bxc3 Rc8 31. Rd3 Qb6 32. Rf3 Qd8 33. g4 1-0

[Event "CHI-ch sf"]
[Site "Vina del Mar"]
[Date "2022.02.12"]
[Round "6"]
[White "Lemus Pena, Macarena"]
[Black "Perez Rojas, Jorge"]
[Result "0-1"]
[ECO "A26"]
[WhiteElo "1737"]
[BlackElo "1337"]
[PlyCount "64"]
[EventDate "2022.02.08"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "CHI"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. g3 d6 5. Bg2 0-0 6. 0-0 e5 7. d3 h6 8. Rb1 Nc6 9. b4 Bd7 10. b5 Ne7 11. d4 exd4 12. Nxd4 Qc8 13. Re1 Ng4 14. Nd5 Re8 15. Bb2 Ne5 16. Rc1 Rb8 17. Nxe7+ Rxe7 18. Ba3 Re8 19. c5 dxc5 20. Bxc5 Qd8 21. a4 b6 22. Ba3 Rc8 23. Qb3 Qf6 24. Bb7 Ng4 25. Nf3 Be6 26. Qb1 Bf5 27. Qa2 Rb8 28. Rxc7 Rxb7 29. Rxb7 Be4 30. Bb2 Qf5 31. Rxa7 Bxf3 32. Bxg7 Bd5 0-1

[Event "CHI-ch sf"]
[Site "Vina del Mar"]
[Date "2022.02.11"]
[Round "4"]
[White "Perez Rojas, Jorge"]
[Black "Aguirre Adaros, Joaquin Antonio"]
[Result "0-1"]
[ECO "B41"]
[WhiteElo "1337"]
[BlackElo "1885"]
[PlyCount "84"]
[EventDate "2022.02.08"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "CHI"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. c4 Nf6 6. Nc3 Qc7 7. a3 b6 8. Be2 Bb7 9. f3 Be7 10. Be3 d6 11. Rc1 Nbd7 12. 0-0 Rc8 13. b4 Qb8 14. Qe1 0-0 15. Qf2 Bd8 16. Rfd1 h5 17. Nb3 Bc7 18. g3 Ba8 19. Rb1 Rfe8 20. Rdc1 d5 21. cxd5 exd5 22. Bxa6 Bb7 23. Bxb7 Qxb7 24. Nxd5 Nxd5 25. exd5 Ne5 26. Rd1 Nc4 27. Bc1 Red8 28. Qd4 Be5 29. Qd3 h4 30. Kg2 hxg3 31. hxg3 Bf6 32. Nc5 bxc5 33. Qxc4 cxb4 34. Rxb4 Qa8 35. Qb5 Rc2+ 36. Kf1 Qc8 37. Bd2 Qh3+ 38. Ke2 Qxg3 39. Rg4 Qe5+ 40. Kf2 Rxd5 41. Qb4 Qh2+ 42. Ke1 Re5+ 0-1

[Event "CHI-ch sf"]
[Site "Vina del Mar"]
[Date "2022.02.11"]
[Round "5"]
[White "Perez Rojas, Jorge"]
[Black "Villa Gonzalez, Nicolas Alexis"]
[Result "1/2-1/2"]
[ECO "D03"]
[WhiteElo "1337"]
[BlackElo "1742"]
[PlyCount "54"]
[EventDate "2022.02.08"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "CHI"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. Bg5 e6 4. e3 Be7 5. Bd3 h6 6. Bh4 b6 7. Nbd2 c5 8. c3 0-0 9. Ne5 Nfd7 10. Bxe7 Qxe7 11. Ndf3 Nxe5 12. Nxe5 Nd7 13. f4 Nxe5 14. fxe5 a5 15. 0-0 Ba6 16. Rf3 Bxd3 17. Qxd3 c4 18. Qe2 f6 19. exf6 Rxf6 20. Rxf6 Qxf6 21. e4 Rf8 22. exd5 exd5 23. Re1 Kh7 24. g3 Qf5 25. a4 Rf6 26. Kg2 Rf7 27. Kg1 Rf6 1/2-1/2

[Event "CHI-ch sf"]
[Site "Vina del Mar"]
[Date "2022.02.10"]
[Round "3"]
[White "Sebastian Gaete, Daniel Eduardo"]
[Black "Perez Rojas, Jorge"]
[Result "1/2-1/2"]
[ECO "E97"]
[WhiteElo "1654"]
[BlackElo "1337"]
[PlyCount "121"]
[EventDate "2022.02.08"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "CHI"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 d6 5. e4 0-0 6. Be2 e5 7. 0-0 Nc6 8. dxe5 dxe5 9. Bg5 h6 10. Qxd8 Rxd8 11. Bxf6 Bxf6 12. Nd5 Bg7 13. Nxc7 Rb8 14. Rfd1 Bg4 15. h3 Bxf3 16. gxf3 Nd4 17. Kf1 a6 18. Rac1 h5 19. Nd5 Kf8 20. b4 Rbc8 21. c5 Rc6 22. Nb6 Bh6 23. Rc3 Rc7 24. a4 Ke8 25. Nd5 Rcc8 26. b5 axb5 27. axb5 Bf8 28. c6 bxc6 29. bxc6 Rd6 30. c7 Kd7 31. Rb1 Rxd5 32. exd5 Rxc7 33. Rxc7+ Kxc7 34. Ra1 Bc5 35. Ra2 Kd6 36. Ra6+ Kxd5 37. Rf6 Ne6 38. Rxf7 Nf4 39. Rg7 Ke6 40. h4 Be7 41. Bc4+ Kd6 42. Bf7 Bxh4 43. Bxg6 Bf6 44. Rh7 Nxg6 45. Rh6 Nf4 46. Rxf6+ Ke7 47. Rh6 Kf7 48. Kg1 Kg7 49. Ra6 Ng6 50. Kh2 Kh6 51. Kh3 Kg5 52. Ra8 Nf4+ 53. Kh2 h4 54. Rg8+ Kf5 55. Rf8+ Kg5 56. Rh8 Ng6 57. Rg8 Kh5 58. Re8 Kg5 59. Rg8 Kh5 60. Ra8 Kg5 61. Rg8 1/2-1/2

[Event "CHI-ch sf"]
[Site "Vina del Mar"]
[Date "2022.02.09"]
[Round "2"]
[White "Perez Rojas, Jorge"]
[Black "Arevalo Shuttleton, Felipe"]
[Result "1/2-1/2"]
[ECO "D03"]
[WhiteElo "1337"]
[BlackElo "1918"]
[PlyCount "54"]
[EventDate "2022.02.08"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "CHI"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. Bg5 c5 4. e3 d5 5. c3 Nbd7 6. Ne5 Nxe5 7. dxe5 h6 8. Bb5+ Bd7 9. Bxd7+ Qxd7 10. Bxf6 gxf6 11. exf6 Rg8 12. g3 Rg6 13. f4 Rxf6 14. Nd2 0-0-0 15. Qe2 Rg6 16. Nf3 Bd6 17. e4 Qc6 18. exd5 exd5 19. 0-0-0 Re6 20. Qd3 Bc7 21. Kb1 Qa4 22. Rhe1 Ra6 23. a3 Rb6 24. Kc1 Qb3 25. Qc2 Qxc2+ 26. Kxc2 Re6 27. Nh4 h5 1/2-1/2

[Event "CHI-ch sf"]
[Site "Vina del Mar"]
[Date "2022.02.08"]
[Round "1"]
[White "Bulgarini Torre, Marco"]
[Black "Perez Rojas, Jorge"]
[Result "0-1"]
[ECO "C11"]
[WhiteElo "1777"]
[BlackElo "1337"]
[PlyCount "71"]
[EventDate "2022.02.08"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "CHI"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. Nf3 c5 6. dxc5 a6 7. Bd3 Nc6 8. Bf4 Nxc5 9. h4 f6 10. Qe2 Be7 11. 0-0-0 b5 12. exf6 gxf6 13. Ne1 Qa5 14. Qh5+ Kd8 15. Nxd5 e5 16. Nc3 Kc7 17. Bd2 Kb8 18. Kb1 b4 19. Ne4 Be6 20. b3 Na4 21. Nf3 Nc3+ 22. Nxc3 bxc3 23. Bc1 Nb4 24. a4 Nxd3 25. Rxd3 Qb4 26. Nxe5 Kc7 27. Qf3 fxe5 28. Rxc3+ Kb8 29. Rd1 Bc8 30. Qc6 Qb7 31. Qc4 Rd8 32. Rxd8 Bxd8 33. Qg8 Bxh4 34. Be3 Bf6 35. Qf8 Be7 36. Qf5 0-1

[Event "CHI-ch sf"]
[Site "Quilpue"]
[Date "2022.02.05"]
[Round "4"]
[White "Montero Martinez, Cristian"]
[Black "Perez Rojas, Jorge"]
[Result "1-0"]
[ECO "A48"]
[WhiteElo "1988"]
[BlackElo "1486"]
[PlyCount "89"]
[EventDate "2022.02.04"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "CHI"]
[SourceTitle "CBM 206 Extra"]
[Source "ChessBase"]
[SourceDate "2022.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 g6 3. Nf3 Bg7 4. e3 d6 5. h3 Nbd7 6. c4 0-0 7. Nc3 c6 8. Be2 Qe8 9. 0-0 e5 10. Bh2 Qe7 11. b4 Rd8 12. Qc2 exd4 13. exd4 Nb6 14. Rfe1 Bf5 15. Bd3 Bxd3 16. Qxd3 Qd7 17. Rab1 Re8 18. a4 d5 19. c5 Nc4 20. b5 a6 21. bxc6 Qxc6 22. Rec1 Ne4 23. Nxd5 Qxd5 24. Qxc4 Qd7 25. d5 Nc3 26. Rxc3 Bxc3 27. Qxc3 Qxd5 28. Bf4 f5 29. Qb3 Qxb3 30. Rxb3 Re7 31. Bd6 Rg7 32. Ne5 Re8 33. f4 h6 34. h4 Re6 35. Kf2 Kh7 36. Kf3 Rf6 37. a5 Re6 38. g3 Kg8 39. Ke3 Kh7 40. Kd4 Re8 41. Kd5 Kg8 42. Rb6 Kh7 43. c6 bxc6+ 44. Rxc6 Ra8 45. Nd3 1-0

[Event "CHI-ch U20"]
[Site "Quirihue"]
[Date "2022.01.21"]
[Round "9"]
[White "Perez Rojas, Jorge"]
[Black "Pavez Pavez, Vicente Antonio"]
[Result "1-0"]
[ECO "A48"]
[WhiteElo "1337"]
[BlackElo "1478"]
[PlyCount "45"]
[EventDate "2022.01.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHI"]
[SourceTitle "CBM 206 Extra"]
[Source "ChessBase"]
[SourceDate "2022.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Bg5 Bg7 4. e3 d6 5. Nbd2 h6 6. Bh4 b6 7. Be2 Bb7 8. c3 0-0 9. 0-0 c5 10. Re1 Qc7 11. Rc1 Ne4 12. Nxe4 Bxe4 13. Nd2 Bb7 14. a4 Nc6 15. b4 Rad8 16. Qb3 Qb8 17. d5 Ne5 18. Bxe7 f5 19. f4 Ng4 20. Bf3 Rfe8 21. Bxd8 Qxd8 22. bxc5 dxc5 23. d6+ 1-0

[Event "CHI-ch U20"]
[Site "Quirihue"]
[Date "2022.01.21"]
[Round "8"]
[White "Ramirez Sanchez, Vicente"]
[Black "Perez Rojas, Jorge"]
[Result "1/2-1/2"]
[ECO "B07"]
[WhiteElo "1550"]
[BlackElo "1337"]
[PlyCount "84"]
[EventDate "2022.01.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHI"]
[SourceTitle "CBM 206 Extra"]
[Source "ChessBase"]
[SourceDate "2022.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 g6 3. Nc3 Bg7 4. e4 d6 5. Qd2 Nbd7 6. 0-0-0 Nh5 7. Bh6 e5 8. Bxg7 Nxg7 9. f3 a6 10. g4 h5 11. Bc4 hxg4 12. fxg4 exd4 13. Qxd4 Ne5 14. Nf3 c5 15. Qxe5+ dxe5 16. Rxd8+ Kxd8 17. Nxe5 Re8 18. Nxf7+ Kc7 19. Nd5+ Kb8 20. Nb6 Ra7 21. Nd6 Bxg4 22. Nxe8 Nxe8 23. Rg1 Bh5 24. Rg5 Kc7 25. Nd5+ Kd8 26. Nf4 b5 27. Nxh5 gxh5 28. Bd5 Nf6 29. c4 Re7 30. e5 Ng4 31. e6 Nxh2 32. Rxh5 Ng4 33. Rh8+ Kc7 34. Ra8 Kb6 35. cxb5 axb5 36. Rb8+ Ka6 37. Rd8 Nf6 38. Rd6+ Ka5 39. Bc6 c4 40. Bd7 Kb4 41. Rd1 Kc5 42. Bc8 Nd5 1/2-1/2

[Event "CHI-ch U20"]
[Site "Quirihue"]
[Date "2022.01.20"]
[Round "7"]
[White "Perez Rojas, Jorge"]
[Black "Salinas Marquez, Benjamin"]
[Result "1-0"]
[ECO "A48"]
[WhiteElo "1337"]
[BlackElo "1550"]
[PlyCount "89"]
[EventDate "2022.01.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHI"]
[SourceTitle "CBM 206 Extra"]
[Source "ChessBase"]
[SourceDate "2022.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Bg5 Bg7 4. Nbd2 d6 5. e3 Nbd7 6. Be2 0-0 7. c3 b6 8. 0-0 Bb7 9. h3 c5 10. Re1 Rc8 11. a4 a5 12. Rb1 Qc7 13. b4 cxb4 14. cxb4 axb4 15. Rxb4 Qc2 16. Qxc2 Rxc2 17. Bxf6 Bxf6 18. Nc4 Ra2 19. Bd1 Ra1 20. Bb3 Rxe1+ 21. Nxe1 Bc6 22. Nxb6 Rb8 23. Nd5 Bxd5 24. Rxb8+ Nxb8 25. Bxd5 e6 26. Bb7 Bd8 27. Nc2 Kf8 28. d5 Ke7 29. dxe6 fxe6 30. Bf3 d5 31. Be2 Kd6 32. Bb5 Nc6 33. Bxc6 Kxc6 34. Kf1 Kc5 35. Nd4 Kd6 36. Ke2 e5 37. Nb3 Kc6 38. f3 Bc7 39. Kd3 g5 40. e4 d4 41. Kc4 h5 42. Nc1 Kb6 43. Nd3 Ka5 44. Nc5 Bb6 45. Ne6 1-0

[Event "CHI-ch U20"]
[Site "Quirihue"]
[Date "2022.01.19"]
[Round "4"]
[White "Contreras Suazo, Ricardo Ignacio"]
[Black "Perez Rojas, Jorge"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "1788"]
[BlackElo "1337"]
[PlyCount "67"]
[EventDate "2022.01.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHI"]
[SourceTitle "CBM 206 Extra"]
[Source "ChessBase"]
[SourceDate "2022.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.03.31"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. Bd3 Bd7 7. dxc5 Bxc5 8. 0-0 a5 9. Nbd2 Qc7 10. Nb3 Be7 11. Qe2 h6 12. Nbd4 g5 13. h3 Qd8 14. Nb5 Nb8 15. Nfd4 Kf8 16. f4 Nc6 17. Qh5 f5 18. exf6 Bc5 19. Qg6 Qxf6 20. fxg5 Qxf1+ 21. Bxf1 Nce7 22. Qh5 e5 23. Qf3+ Kg7 24. gxh6+ Nxh6 25. Qg3+ Ng6 26. Bd3 Nf5 27. Bxf5 Bxf5 28. Be3 exd4 29. Nxd4 Bc8 30. Qc7+ Be7 31. Bg5 Re8 32. Re1 Kf8 33. Bxe7+ Nxe7 34. Qf4+ 1-0

[Event "CHI-ch U20"]
[Site "Quirihue"]
[Date "2022.01.19"]
[Round "5"]
[White "Perez Rojas, Jorge"]
[Black "Bahamonde Cepeda, Juan Pablo"]
[Result "0-1"]
[ECO "A46"]
[WhiteElo "1337"]
[BlackElo "1839"]
[PlyCount "118"]
[EventDate "2022.01.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHI"]
[SourceTitle "CBM 206 Extra"]
[Source "ChessBase"]
[SourceDate "2022.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. Bg5 h6 4. Bh4 c5 5. e3 Qb6 6. Qc1 cxd4 7. exd4 d6 8. Nbd2 Nbd7 9. c3 Be7 10. Bd3 Qc7 11. 0-0 0-0 12. Qe1 b6 13. h3 Bb7 14. Qe2 a6 15. Rae1 Rfe8 16. Nh2 e5 17. dxe5 dxe5 18. Bg3 b5 19. Bb1 Bd6 20. Rd1 Rad8 21. Rfe1 Qc6 22. Ne4 Bf8 23. Nf1 Nd5 24. f3 Nf4 25. Qc2 g6 26. Kh2 Nf6 27. Nxf6+ Qxf6 28. Qf2 h5 29. Ne3 Bc5 30. Rxd8 Qxd8 31. Qf1 h4 32. Bf2 Qd2 33. Ng4 Bxf2 34. Qxf2 Qxf2 35. Nxf2 Rd8 36. Rd1 Rxd1 37. Nxd1 f5 38. g3 Bxf3 39. Nf2 hxg3+ 40. Kxg3 Bd5 41. Nd1 Kf7 42. Ne3 Ke6 43. h4 Nh5+ 44. Kf2 e4 45. b3 Ke5 46. c4 bxc4 47. bxc4 Be6 48. c5 f4 49. Ng2 Bf5 50. Ke1 Kd5 51. Bc2 Kxc5 52. Bd1 f3 53. Ne3 Kd4 54. Kd2 Be6 55. a3 Ng3 56. Nc2+ Ke5 57. Ke1 Kf4 58. Nd4 Bc4 59. a4 Bd3 0-1

[Event "CHI-ch U20"]
[Site "Quirihue"]
[Date "2022.01.18"]
[Round "2"]
[White "Lemus Pena, Macarena"]
[Black "Perez Rojas, Jorge"]
[Result "1-0"]
[ECO "A49"]
[WhiteElo "1737"]
[BlackElo "1337"]
[PlyCount "77"]
[EventDate "2022.01.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHI"]
[SourceTitle "CBM 206 Extra"]
[Source "ChessBase"]
[SourceDate "2022.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.03.31"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. 0-0 0-0 5. d4 d6 6. a4 Nc6 7. a5 a6 8. Nc3 e5 9. d5 Ne7 10. e4 Ne8 11. Qe2 h6 12. h3 f5 13. Rd1 g5 14. Nd2 g4 15. hxg4 fxg4 16. Nc4 Ng6 17. Ne3 h5 18. Bh1 Nf4 19. gxf4 exf4 20. Nf5 f3 21. Qe3 Bxf5 22. exf5 Qh4 23. Qg5 Qh3 24. Ne4 h4 25. Qg6 g3 26. fxg3 hxg3 27. Nxg3 Rf6 28. Qg5 f2+ 29. Kxf2 Kf8 30. Bg2 Qh7 31. Rh1 Qg8 32. Bd2 Rf7 33. Nh5 Bd4+ 34. Ke2 Qh8 35. Nf4 Qe5+ 36. Kd3 Rf6 37. Ng6+ Rxg6 38. Qxg6 Bc5 39. c3 1-0

[Event "CHI-ch U20"]
[Site "Quirihue"]
[Date "2022.01.18"]
[Round "3"]
[White "Perez Rojas, Jorge"]
[Black "Ramirez Camilla, Agustin"]
[Result "1-0"]
[ECO "D03"]
[WhiteElo "1337"]
[BlackElo "1682"]
[PlyCount "77"]
[EventDate "2022.01.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHI"]
[SourceTitle "CBM 206 Extra"]
[Source "ChessBase"]
[SourceDate "2022.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.03.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. Bg5 d5 4. e3 h6 5. Bh4 Bd6 6. Nbd2 c5 7. c3 Nbd7 8. Bd3 Qc7 9. Qe2 0-0 10. e4 dxe4 11. Nxe4 Nd5 12. Nxd6 Qxd6 13. Qd2 Nf4 14. Bf1 Re8 15. 0-0-0 Nd5 16. Bg3 Qb6 17. Bd3 Qa5 18. Bb1 b5 19. Rhe1 Ba6 20. Qc2 N7f6 21. dxc5 Rec8 22. Nd4 b4 23. Nb3 Qb5 24. Be5 bxc3 25. Rxd5 cxb2+ 26. Kxb2 Nxd5 27. Qh7+ Kf8 28. Qxg7+ Ke8 29. Bd6 Qb4 30. Rc1 Qh4 31. Qf8+ Kd7 32. Qxf7+ Ne7 33. Bxe7 Qg4 34. c6+ Kc7 35. Bd8+ Kb8 36. c7+ Kb7 37. f3 Qxg2+ 38. Ka3 Qe2 39. Be4+ 1-0

[Event "CHI-ch U20"]
[Site "Quirihue"]
[Date "2022.01.17"]
[Round "1"]
[White "Perez Rojas, Jorge"]
[Black "Reyes Mendoza, Tomas"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1337"]
[BlackElo "2061"]
[PlyCount "81"]
[EventDate "2022.01.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHI"]
[SourceTitle "CBM 206 Extra"]
[Source "ChessBase"]
[SourceDate "2022.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.03.31"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. Bf4 e6 4. e3 Bd6 5. Bg3 c5 6. c3 Qc7 7. Bxd6 Qxd6 8. Ne5 Nc6 9. f4 0-0 10. Bd3 Ne7 11. 0-0 c4 12. Bc2 b5 13. Nd2 Bb7 14. Qf3 Qc7 15. g4 Ng6 16. g5 Nd7 17. h4 f5 18. gxf6 Rxf6 19. Qh5 Ndf8 20. Ng4 Rf7 21. Nf3 Ne7 22. Qg5 Kh8 23. Nfe5 Rf5 24. Bxf5 Nxf5 25. Rae1 h6 26. Nxh6 gxh6 27. Qf6+ Qg7+ 28. Qxg7+ Kxg7 29. Kf2 Nxh4 30. Rg1+ Kf6 31. Rg4 Nf5 32. Reg1 a5 33. Rg8 b4 34. Rh8 Nd6 35. Rxh6+ Kf5 36. Kf3 Ne4 37. Rg7 Nd2+ 38. Ke2 Nb1 39. Rxb7 Ke4 40. Ng4 Kf5 41. Nf2 1-0

[Event "Villa Alemana op"]
[Site "Villa Alemana"]
[Date "2020.02.22"]
[Round "4.4"]
[White "Perez Rojas, Jorge"]
[Black "Miranda Camus, Joaquin Ignacio"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1226"]
[BlackElo "1754"]
[PlyCount "137"]
[EventDate "2020.02.22"]
[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 Nf6 2. Nf3 e6 3. Bf4 c5 4. e3 Nc6 5. c3 d5 6. Nbd2 Bd6 7. Bg3 0-0 8. Be2 b6 9. 0-0 Bxg3 10. hxg3 Qd6 11. Bb5 Bb7 12. Re1 Ne7 13. Ne5 Ng6 14. f4 Rfd8 15. Ndf3 Ne4 16. Kh2 f6 17. Nxg6 hxg6 18. Bd3 Kf7 19. Bxe4 dxe4 20. Nh4 Rh8 21. Qg4 Rh6 22. Kg1 Ba6 23. Kf2 Bd3 24. Rad1 c4 25. Rh1 Rah8 26. Rh3 Qd5 27. Rd2 Qh5 28. Qxh5 Rxh5 29. Ke1 g5 30. fxg5 Rxg5 31. Nf3 Rgh5 32. Rxh5 Rxh5 33. Ng1 Rg5 34. Nh3 Rxg3 35. Kf2 Rg4 36. g3 Rg6 37. Kg2 Rh6 38. Rf2 Ke7 39. g4 g5 40. Kg3 b5 41. Rd2 a5 42. Nf2 Rh4 43. a3 f5 44. gxf5 exf5 45. Rd1 f4+ 46. exf4 Rxf4 47. Nh3 Rf3+ 48. Kg2 Rf5 49. Ng1 e3 50. Re1 Rf2+ 51. Kg3 Rxb2 52. Rxe3+ Kd6 53. Nf3 Rb3 54. Nxg5 Rxa3 55. Nf7+ Kd7 56. Ne5+ Kc7 57. Nf7 Rxc3 58. Re7+ Kc6 59. Ne5+ Kd5 60. Rd7+ Ke4 61. Ra7 Kxd4 62. Kf4 a4 63. Rd7+ Kc5 64. Rc7+ Kb4 65. Nc6+ Ka3 66. Nd4 b4 67. Nb5+ Kb3 68. Nxc3 Kxc3 69. Ra7 0-1

[Event "Villa Alemana op"]
[Site "Villa Alemana"]
[Date "2020.02.22"]
[Round "1.1"]
[White "Sepulveda Rojas, Jorge Moises"]
[Black "Perez Rojas, Jorge"]
[Result "1-0"]
[ECO "C18"]
[WhiteElo "2206"]
[BlackElo "1226"]
[PlyCount "55"]
[EventDate "2020.02.22"]
[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 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Qa5 7. Bd2 Qa4 8. Qg4 Kf8 9. Ra2 Nc6 10. Nf3 Nge7 11. Qf4 Ng6 12. Qe3 c4 13. g4 b5 14. h4 h5 15. Bh3 a5 16. gxh5 Rxh5 17. Bg4 Rh8 18. h5 Nge7 19. Qf4 Nf5 20. Bxf5 exf5 21. h6 g6 22. e6 Bxe6 23. Qd6+ Ne7 24. Bg5 Re8 25. h7 f6 26. Qxe6 Ng8 27. hxg8Q+ Rxg8 28. Bh6+ 1-0

[Event "CHI-ch sf qual U1600"]
[Site "La Cruz"]
[Date "2019.12.29"]
[Round "2.3"]
[White "Perez Rojas, Jorge"]
[Black "Amigo Quintana, Antu"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1176"]
[BlackElo "1460"]
[PlyCount "104"]
[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. d4 Nf6 2. Nf3 e6 3. Bf4 d5 4. e3 Bd6 5. Bg3 0-0 6. Bd3 b6 7. c3 Bb7 8. Nbd2 c5 9. Bh4 Be7 10. 0-0 Ne4 11. Bxe7 Qxe7 12. Qc2 Nxd2 13. Nxd2 f5 14. f4 Rf6 15. Nf3 Nd7 16. Bb5 Nf8 17. Rae1 c4 18. Qd2 a6 19. Ba4 Ng6 20. a3 Rff8 21. Ra1 b5 22. Bc2 a5 23. a4 b4 24. Rfb1 b3 25. Bd1 Bc6 26. Ra3 Qe8 27. Rba1 Ne7 28. Ne5 Nc8 29. Qf2 Nd6 30. Bf3 Nf7 31. Bh5 g6 32. Bxg6 hxg6 33. Nxg6 Nd6 34. Nxf8 Qxf8 35. Qg3+ Qg7 36. Qxg7+ Kxg7 37. g3 Be8 38. Kg2 Bh5 39. Rh1 Kf6 40. Raa1 Ne4 41. Rhe1 Rh8 42. Rac1 Bg4 43. Rh1 Nd2 44. Rcd1 Bf3+ 45. Kf2 Bxd1 46. Rxd1 Rxh2+ 47. Ke1 Nf3+ 48. Kf1 Rh1+ 49. Ke2 Rxd1 50. Kxd1 Nh2 51. Ke2 Ng4 52. Kf3 Kg6 0-1

[Event "South America-ch U14 16th"]
[Site "Buenos Aires"]
[Date "2019.12.02"]
[Round "3.9"]
[White "Moreno Perez, Tobias Sebastian"]
[Black "Perez Rojas, Jorge"]
[Result "1-0"]
[ECO "E17"]
[WhiteElo "1829"]
[BlackElo "1173"]
[PlyCount "69"]
[EventDate "2019.12.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ARG"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. Bg2 c5 5. 0-0 Be7 6. cxd5 exd5 7. d4 0-0 8. Nc3 b6 9. b3 Bb7 10. Bb2 Na6 11. e3 Nc7 12. Rc1 Ne6 13. Ne5 a6 14. Qd3 Qd6 15. Rfd1 Rfd8 16. Na4 Rac8 17. dxc5 bxc5 18. Nc4 Qb8 19. Ncb6 Rc6 20. Bxf6 Bxf6 21. Nxd5 Rcd6 22. Nxf6+ gxf6 23. Qe2 Bxg2 24. Kxg2 Qb7+ 25. f3 Qd7 26. Nc3 Kg7 27. Rxd6 Qxd6 28. Rd1 Qe5 29. Rxd8 Nxd8 30. Qd2 Ne6 31. Ne4 Qc7 32. Qc3 Qe7 33. g4 h6 34. Ng3 Qd8 35. Nh5+ 1-0

[Event "CHI-ch sf qual U1600"]
[Site "La Ligua"]
[Date "2019.11.23"]
[Round "4.2"]
[White "Aravena Cabib, Matias"]
[Black "Perez Rojas, Jorge"]
[Result "1-0"]
[ECO "C01"]
[WhiteElo "1245"]
[BlackElo "1176"]
[PlyCount "83"]
[EventDate "2019.11.23"]
[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 e6 2. d4 d5 3. exd5 exd5 4. Bd3 Bd6 5. Nf3 Nf6 6. 0-0 0-0 7. Bg5 Bg4 8. Nbd2 Nbd7 9. h3 Bh5 10. Re1 c6 11. c3 Qc7 12. Qc2 Rae8 13. Re3 h6 14. Bxf6 Nxf6 15. Rae1 Bf4 16. Rxe8 Rxe8 17. Rxe8+ Nxe8 18. g4 Bg6 19. Bxg6 fxg6 20. Qxg6 Qe7 21. Qd3 Nf6 22. Qf5 Bxd2 23. Nxd2 Qe1+ 24. Nf1 Qe8 25. Ne3 a6 26. Qe5 Qf7 27. Nf5 Ne4 28. f3 Ng5 29. Kg2 Ne6 30. Kg3 Kh7 31. f4 g6 32. Ne3 Ng7 33. f5 gxf5 34. Nxf5 Nxf5+ 35. Qxf5+ Qxf5 36. gxf5 Kg7 37. Kg4 Kf6 38. Kf4 h5 39. h4 b6 40. b4 a5 41. bxa5 bxa5 42. a4 1-0

[Event "CHI-ch sf qual U1600"]
[Site "La Ligua"]
[Date "2019.11.23"]
[Round "2.2"]
[White "Barraza Barraza, Cristian"]
[Black "Perez Rojas, Jorge"]
[Result "0-1"]
[ECO "A42"]
[WhiteElo "1478"]
[BlackElo "1176"]
[PlyCount "160"]
[EventDate "2019.11.23"]
[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 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 e5 6. d5 Nbd7 7. Be3 a5 8. Qd2 b6 9. Bh6 0-0 10. h4 Nc5 11. f3 Nh5 12. g4 Nf4 13. Bxg7 Kxg7 14. 0-0-0 Rh8 15. g5 f5 16. gxf6+ Qxf6 17. Rf1 Bd7 18. Kb1 Nh5 19. Rf2 Qf4 20. Qxf4 Nxf4 21. Rfh2 Raf8 22. Nb5 Bxb5 23. cxb5 h5 24. Bd1 Rf6 25. Nh3 Nxh3 26. Rxh3 Nd3 27. Rg3 Rhf8 28. Rhg1 Nf4 29. a4 Kh6 30. Ka2 R8f7 31. b3 Rf8 32. Ka3 Nd3 33. Be2 Nb4 34. Rc1 R8f7 35. Kb2 Rf4 36. Rcg1 Rg7 37. Rh3 Kh7 38. Rg5 Kh6 39. Rg1 Rf8 40. Rh2 Rfg8 41. Rf2 Rf8 42. Rgf1 Rf4 43. Rh1 Rgf7 44. Rhh2 Rg7 45. Rf1 g5 46. hxg5+ Rxg5 47. Rfh1 Kg6 48. Rc1 Rf7 49. Rch1 Kh6 50. Rh3 Kg6 51. Rh4 Rg2 52. R1h2 Nd3+ 53. Ka3 Nf4 54. Rxg2+ Nxg2 55. Rh2 Ne3 56. Rh1 Kh6 57. Kb2 Ng2 58. Rh2 Nf4 59. Bd1 Rg7 60. Bc2 Rg3 61. Rf2 Rg2 62. Rf1 h4 63. Kc3 Ne2+ 64. Kd3 Nf4+ 65. Kc3 h3 66. Rh1 Kh5 67. Bd1 Kh4 68. b4 h2 69. bxa5 bxa5 70. Kc4 Kh3 71. b6 cxb6 72. Kb5 Rg1 73. Rxh2+ Kxh2 74. Kc6 Rxd1 75. Kxd6 Ng6 76. Ke6 Kg3 77. d6 Kxf3 78. d7 Kxe4 79. Kf6 Rxd7 80. Kxg6 Kf4 0-1

[Event "CHI-ch sf qual U1600"]
[Site "La Ligua"]
[Date "2019.11.23"]
[Round "3.1"]
[White "Perez Rojas, Jorge"]
[Black "Rojas Chavez, Alejandro"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1176"]
[BlackElo "1451"]
[PlyCount "127"]
[EventDate "2019.11.23"]
[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 Nf6 2. Nf3 d5 3. Bf4 Bg4 4. e3 e6 5. h3 Bh5 6. Bd3 Bd6 7. Bxd6 cxd6 8. c3 0-0 9. Nbd2 Nc6 10. g4 Bg6 11. Bxg6 fxg6 12. Qe2 a6 13. Ng5 Qe7 14. e4 dxe4 15. Ngxe4 Nd5 16. 0-0-0 Nf4 17. Qe3 b5 18. h4 b4 19. c4 a5 20. Ng3 a4 21. h5 gxh5 22. Nxh5 Nxh5 23. Rxh5 a3 24. b3 Qf7 25. Ne4 Qf4 26. d5 exd5 27. Rhxd5 Qxg4 28. Rxd6 Rae8 29. Rxc6 Rxe4 30. Qd3 Qf4+ 31. Kc2 Qe5 32. Qd5+ Qxd5 33. cxd5 Re2+ 34. Rd2 Rxd2+ 35. Kxd2 Rd8 36. Rc5 h5 37. Ke3 Kf7 38. Ke4 Ke7 39. Rc6 Rd6 40. Rc4 h4 41. Ke5 Kd7 42. Rxh4 Rh6 43. Rxb4 Rh5+ 44. Ke4 Rh4+ 45. f4 g5 46. Ke5 g4 47. f5 Rh2 48. Rxg4 Rxa2 49. Ra4 Re2+ 50. Kd4 a2 51. f6 Rf2 52. Ke3 Rxf6 53. Rxa2 Rd6 54. Kd4 Rb6 55. Kc4 Kd6 56. Re2 Kd7 57. b4 Rb7 58. Rh2 Rc7+ 59. Kd4 Kc8 60. d6 Rd7 61. Kd5 Kb7 62. Kc5 Ka6 63. Kc6 Rg7 64. Ra2# 1-0

[Event "CHI-ch sf qual"]
[Site "La Calera"]
[Date "2019.08.31"]
[Round "3.2"]
[White "Perez Rojas, Jorge"]
[Black "Miranda Camus, Gonzalo"]
[Result "0-1"]
[ECO "C42"]
[WhiteElo "1176"]
[BlackElo "1333"]
[PlyCount "86"]
[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 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Bc4 d5 6. Be2 Be7 7. Nc3 Nxc3 8. dxc3 0-0 9. 0-0 Bg4 10. h3 Bh5 11. Be3 c6 12. Nd4 Bg6 13. Bd3 Nd7 14. Qd2 Ne5 15. Bxg6 hxg6 16. b3 Bf6 17. f4 Nd7 18. Rae1 Qc7 19. g4 Nc5 20. Nf3 Ne4 21. Qd3 Bxc3 22. Bd2 Bxd2 23. Nxd2 Qb6+ 24. Kg2 Nxd2 25. Qxd2 Rfe8 26. Re2 Qc7 27. Rfe1 Qd7 28. c4 Rxe2+ 29. Rxe2 d4 30. Kf3 c5 31. Re5 Qc6+ 32. Kg3 f6 33. Re1 Re8 34. Kf2 b6 35. Qd3 Kf7 36. f5 g5 37. Qg3 Rxe1 38. Kxe1 Qe4+ 39. Kd2 Qf4+ 40. Qxf4 gxf4 41. Ke2 Ke7 42. Kf3 d3 43. h4 Kd6 0-1

