[Event "Pan American-ch U20 Girls"]
[Site "Vila Santa Cecilia"]
[Date "2023.11.11"]
[Round "9"]
[White "Contreras Huaman, Fiorella Daiana"]
[Black "Rozas Lazcano, Valeska"]
[Result "1-0"]
[ECO "B26"]
[WhiteElo "1896"]
[BlackElo "1650"]
[PlyCount "59"]
[EventDate "2023.11.06"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CB46_2023"]
[SourceDate "2023.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.15"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 d6 3. g3 Nc6 4. Bg2 g6 5. d3 Bg7 6. Be3 Nf6 7. h3 Rb8 8. f4 b5 9. e5 dxe5 10. Bxc6+ Nd7 11. Qf3 0-0 12. Nge2 b4 13. Na4 exf4 14. gxf4 Qc7 15. 0-0 Bb7 16. Bxb7 Rxb7 17. Rad1 a5 18. d4 c4 19. b3 Rb5 20. Nc5 c3 21. Ng3 Nf6 22. Qe2 Qc6 23. f5 Rbb8 24. Bf4 Rb6 25. Be5 Bh6 26. Bxf6 exf6 27. Qf3 Qc8 28. Nge4 Bg7 29. Na4 Rb7 30. Nd6 1-0

[Event "Pan American-ch U20 Girls"]
[Site "Vila Santa Cecilia"]
[Date "2023.11.10"]
[Round "7"]
[White "Cardoso, Rafaela Martins"]
[Black "Rozas Lazcano, Valeska"]
[Result "0-1"]
[ECO "A45"]
[BlackElo "1650"]
[PlyCount "62"]
[EventDate "2023.11.06"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CB46_2023"]
[SourceDate "2023.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.15"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 d6 3. Nc3 Nbd7 4. Nf3 c5 5. e3 a6 6. a4 b6 7. h3 Qc7 8. Bc4 e6 9. 0-0 Bb7 10. d5 e5 11. Bh2 Be7 12. e4 Nf8 13. Nd2 g5 14. f3 h5 15. Be2 Ng6 16. g3 Bc8 17. Kg2 Bd7 18. b3 Qc8 19. g4 Nf4+ 20. Bxf4 gxf4 21. Rh1 Nh7 22. Nc4 Rb8 23. a5 b5 24. Nb6 Qd8 25. Nxd7 Kxd7 26. Qd3 Bh4 27. Bf1 Bg3 28. Kg1 Qh4 29. Qe2 Ng5 30. Qg2 hxg4 31. fxg4 f3 0-1

[Event "Pan American-ch U20 Girls"]
[Site "Vila Santa Cecilia"]
[Date "2023.11.10"]
[Round "8"]
[White "Rozas Lazcano, Valeska"]
[Black "Garcia Andrada, Heidy Nicole"]
[Result "0-1"]
[ECO "B23"]
[WhiteElo "1650"]
[BlackElo "1854"]
[PlyCount "130"]
[EventDate "2023.11.06"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CB46_2023"]
[SourceDate "2023.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.15"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 a6 3. f4 e6 4. Nf3 b5 5. d3 Bb7 6. Be2 d5 7. exd5 exd5 8. d4 Nf6 9. a3 Nc6 10. 0-0 cxd4 11. Nb1 Qb6 12. Bd3 Be7 13. Ne5 0-0 14. Nd2 a5 15. b3 b4 16. a4 Bd6 17. Nxc6 Bxc6 18. Nf3 Ne4 19. Ne5 Be8 20. Qg4 Qc7 21. Nf3 f5 22. Qh4 Rf6 23. Qe1 Bxf4 24. Bxf4 Qxf4 25. Nxd4 Qe5 26. Nf3 Qd6 27. Qe3 Bd7 28. Qd4 Qc5 29. Qxc5 Nxc5 30. Ne5 Bc8 31. Bb5 Bb7 32. Rad1 g6 33. Rd4 Re6 34. Nf3 Re4 35. Rd2 Rc8 36. Rfd1 Re7 37. Nd4 Kf7 38. Rf1 Ne4 39. Re2 Nc3 40. Rxe7+ Kxe7 41. Re1+ Ne4 42. g3 Kf6 43. Kg2 Rc7 44. h3 Rc3 45. Bd3 Bc8 46. Nb5 Rc5 47. Nd4 Rc7 48. h4 Bd7 49. Nf3 h6 50. Rd1 Be6 51. Re1 Nc5 52. Bf1 f4 53. Nd4 fxg3 54. Kxg3 Ne4+ 55. Kf4 g5+ 56. hxg5+ hxg5+ 57. Ke3 Rc3+ 58. Bd3 Nd6 59. Nxe6 Kxe6 60. Kd4+ Ne4 61. Bxe4 dxe4 62. Rxe4+ Kf6 63. Re5 g4 64. Ke4 Re3+ 65. Kxe3 Kxe5 0-1

[Event "Pan American-ch U20 Girls"]
[Site "Vila Santa Cecilia"]
[Date "2023.11.09"]
[Round "6"]
[White "Rozas Lazcano, Valeska"]
[Black "Velarde Alarcon, Jhoana"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "1650"]
[BlackElo "1375"]
[PlyCount "119"]
[EventDate "2023.11.06"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CB46_2023"]
[SourceDate "2023.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.15"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. Bb5 Nd4 4. a4 a6 5. Bc4 e6 6. d3 Ne7 7. Nge2 d5 8. Ba2 dxe4 9. Nxe4 Nxe2 10. Qxe2 Nf5 11. c3 Be7 12. Bf4 Bd7 13. Bb3 Bc6 14. Bc2 Nh4 15. f3 Nf5 16. Rd1 Qa5 17. b3 Bxe4 18. fxe4 Qxc3+ 19. Bd2 Qxc2 20. exf5 exf5 21. 0-0 Rd8 22. Rde1 Rd7 23. Rxf5 0-0 24. Rf3 Qxb3 25. Rh3 Qd5 26. Bc3 f6 27. Qg4 Bd8 28. Rhe3 f5 29. Qe2 Qf7 30. Re6 f4 31. Qf3 Qf5 32. d4 cxd4 33. Bb4 Bh4 34. R1e4 Rc8 35. Re8+ Rxe8 36. Rxe8+ Kf7 37. Rf8+ Kg6 38. Rxf5 Kxf5 39. Qd3+ Kf6 40. Qxh7 Bg5 41. h4 Bh6 42. Qd3 Rd5 43. Kf2 f3 44. Kxf3 Rf5+ 45. Kg3 Be3 46. Qe4 Rf4 47. Qxb7 Ke5 48. Qxg7+ Kd5 49. Qg8+ Ke5 50. Qe8+ Kf5 51. Qd7+ Ke4 52. Qc6+ Kd3 53. Qxa6+ Ke4 54. Qg6+ Kd5 55. Qd3 Ke5 56. Qb5+ Ke4 57. Qc6+ Kd3 58. a5 Ke2 59. Qc2+ Kf1 60. Qd1# 1-0

[Event "Pan American-ch U20 Girls"]
[Site "Vila Santa Cecilia"]
[Date "2023.11.08"]
[Round "4"]
[White "Rozas Lazcano, Valeska"]
[Black "Bravo Mallco, Kate Azumi"]
[Result "1/2-1/2"]
[ECO "B23"]
[WhiteElo "1650"]
[BlackElo "2004"]
[PlyCount "113"]
[EventDate "2023.11.06"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CB46_2023"]
[SourceDate "2023.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.15"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. Bb5 Nd4 4. a4 a6 5. Bc4 e6 6. d3 Ne7 7. Nf3 Nec6 8. Nxd4 Nxd4 9. 0-0 d6 10. Be3 Be7 11. Ba2 0-0 12. Ne2 Nxe2+ 13. Qxe2 d5 14. f4 b5 15. Bb1 Bb7 16. exd5 Bxd5 17. c3 Qc7 18. Bc2 Rfe8 19. Qf2 b4 20. c4 Bb7 21. b3 Rad8 22. Rad1 Qc6 23. Rd2 Rd7 24. Bd1 Qc7 25. Be2 Rc8 26. Rfd1 Bf6 27. d4 cxd4 28. Bxd4 Bxd4 29. Rxd4 Rcd8 30. h3 g6 31. Rxd7 Rxd7 32. Rxd7 Qxd7 33. Qe3 a5 34. Qb6 Kg7 35. Kf1 e5 36. Qxa5 exf4 37. Qe5+ f6 38. Qxf4 g5 39. Qe3 Qf5+ 40. Kg1 Qd7 41. c5 Bc6 42. Bc4 h5 43. Kf2 h4 44. Qd3 Qxd3 45. Bxd3 Kf8 46. Bb5 Bd5 47. c6 Ke7 48. a5 Kd6 49. a6 Bxc6 50. Bxc6 Kxc6 51. g3 hxg3+ 52. Kxg3 f5 53. h4 f4+ 54. Kg4 gxh4 55. Kxh4 Kb6 56. Kg4 Kxa6 57. Kxf4 1/2-1/2

[Event "Pan American-ch U20 Girls"]
[Site "Vila Santa Cecilia"]
[Date "2023.11.08"]
[Round "5"]
[White "Sarmento, Flora Ferreira"]
[Black "Rozas Lazcano, Valeska"]
[Result "0-1"]
[ECO "B43"]
[BlackElo "1650"]
[PlyCount "72"]
[EventDate "2023.11.06"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CB46_2023"]
[SourceDate "2023.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.15"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. Nc3 a6 4. Be2 b5 5. a3 Bb7 6. d4 cxd4 7. Nxd4 Qc7 8. 0-0 Nf6 9. Qd3 d6 10. h3 Nbd7 11. Bf3 Be7 12. Re1 Rc8 13. Bg5 Ne5 14. Qe3 Nc4 15. Qc1 h6 16. Bd2 Qb6 17. Nde2 Ne5 18. Be3 Nxf3+ 19. gxf3 Qc7 20. Kh1 Nd7 21. Bf4 g5 22. Bh2 Ne5 23. Ng1 Nc4 24. Nge2 Bf6 25. Kg2 h5 26. Rd1 Ne5 27. Kg3 Ke7 28. f4 gxf4+ 29. Kxf4 Rcg8 30. Qb1 Bg5+ 31. Kg3 h4+ 32. Kg2 Bf4+ 33. Kh1 Bxh2 34. Kxh2 Nf3+ 35. Kh1 d5 36. exd5 Qh2# 0-1

[Event "Pan American-ch U20 Girls"]
[Site "Vila Santa Cecilia"]
[Date "2023.11.07"]
[Round "3"]
[White "De Freitas, Isabella Ribeiro Co"]
[Black "Rozas Lazcano, Valeska"]
[Result "1/2-1/2"]
[ECO "A20"]
[WhiteElo "1867"]
[BlackElo "1650"]
[PlyCount "166"]
[EventDate "2023.11.06"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CB46_2023"]
[SourceDate "2023.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.15"]
[SourceQuality "1"]

1. c4 e5 2. g3 Nf6 3. Bg2 a5 4. Nc3 Bb4 5. Nd5 Bc5 6. e3 c6 7. Nxf6+ Qxf6 8. Ne2 d6 9. d4 Bb4+ 10. Bd2 Bg4 11. h3 Bf3 12. 0-0 0-0 13. Bxf3 Qxf3 14. Bc3 Re8 15. a3 Bxc3 16. Nxc3 Qxd1 17. Raxd1 e4 18. d5 c5 19. Nb5 Rd8 20. f3 exf3 21. Rxf3 Na6 22. e4 f6 23. g4 Kf7 24. g5 Ke7 25. Rdf1 Rf8 26. gxf6+ Rxf6 27. Rxf6 gxf6 28. Rf4 Rg8+ 29. Rg4 Rg6 30. Kf2 Nb8 31. Rh4 h6 32. Nc7 Nd7 33. Ne6 Ne5 34. Nf4 Rg7 35. Rxh6 Nxc4 36. Nd3 b5 37. Rh8 b4 38. Ra8 bxa3 39. bxa3 Nxa3 40. Rxa5 Nc4 41. Ra4 Ne5 42. Ra7+ Kf8 43. Ra8+ Kf7 44. Nf4 Rh7 45. Ra7+ Kg8 46. Ra8+ Kf7 47. Ra7+ Kg8 48. Ra6 Rd7 49. h4 Kh7 50. Ne6 Kh6 51. Ra8 Rb7 52. Rh8+ Rh7 53. Rg8 Rb7 54. Rh8+ Rh7 55. Rd8 Rd7 56. Rxd7 Nxd7 57. Nc7 Kh5 58. Ne8 Kxh4 59. Nxd6 Kg5 60. Ke3 Kg4 61. Nf7 Kg3 62. Nh6 Ne5 63. Nf5+ Kg4 64. Nd6 Kg3 65. Ne8 Nd7 66. Ng7 Kg4 67. Nf5 Ne5 68. Nd6 Kg3 69. Nb7 Nd7 70. Kd3 Kf3 71. Kc4 Ne5+ 72. Kxc5 Kxe4 73. Nd6+ Kf4 74. Nc4 Nf7 75. Nd6 Ne5 76. Ne8 Kf5 77. Ng7+ Kg6 78. Ne6 Kf5 79. Nd4+ Ke4 80. Nb5 Kf5 81. Nc7 Nf7 82. Ne8 Ke5 83. Nxf6 Kxf6 1/2-1/2

[Event "Pan American-ch U20 Girls"]
[Site "Vila Santa Cecilia"]
[Date "2023.11.06"]
[Round "1"]
[White "Martins, Clarisse Aparecida"]
[Black "Rozas Lazcano, Valeska"]
[Result "0-1"]
[ECO "C00"]
[BlackElo "1650"]
[PlyCount "72"]
[EventDate "2023.11.06"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CB46_2023"]
[SourceDate "2023.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.15"]
[SourceQuality "1"]

1. e4 c5 2. d3 e6 3. Nd2 d6 4. Ngf3 Nf6 5. g3 Be7 6. Bg2 Nbd7 7. 0-0 Qc7 8. b3 a6 9. Bb2 Rb8 10. Re1 e5 11. Qe2 b5 12. Rab1 Nf8 13. c3 b4 14. c4 Ng6 15. Qe3 h5 16. h3 Bd7 17. Nh2 Qc8 18. Ndf3 Bxh3 19. Kh1 h4 20. Ng1 Bxg2+ 21. Kxg2 hxg3 22. Qxg3 Nh5 23. Qe3 Nhf4+ 24. Kh1 Nh4 25. Qg3 g5 26. Bc1 Nhg2 27. Rd1 g4 28. Bxf4 Nxf4 29. f3 gxf3 30. Qxf3 Qe6 31. Qg3 Kd7 32. Re1 Rbg8 33. Qf2 Bh4 34. Qf3 Bg3 35. Re2 Nxe2 36. Nxe2 Bxh2 0-1

[Event "Pan American-ch U20 Girls"]
[Site "Vila Santa Cecilia"]
[Date "2023.11.06"]
[Round "2"]
[White "Rozas Lazcano, Valeska"]
[Black "Obregon Garcia, Roxangel"]
[Result "1/2-1/2"]
[ECO "B23"]
[WhiteElo "1650"]
[BlackElo "2138"]
[PlyCount "91"]
[EventDate "2023.11.06"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CB46_2023"]
[SourceDate "2023.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2023.11.15"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 d6 3. Bb5+ Bd7 4. a4 Nf6 5. f4 Nc6 6. Nf3 Nd4 7. Bxd7+ Qxd7 8. d3 g6 9. Be3 Nxf3+ 10. Qxf3 Bg7 11. 0-0 0-0 12. h3 Qc6 13. a5 b5 14. e5 Qxf3 15. Rxf3 dxe5 16. Bxc5 Nd7 17. Bxe7 Rfe8 18. Bd6 exf4 19. Nxb5 Re2 20. Rf2 Rae8 21. c3 Re1+ 22. Rxe1 Rxe1+ 23. Rf1 Re2 24. Rf2 Re1+ 25. Kh2 Ra1 26. b4 a6 27. Nd4 Ne5 28. Rxf4 Nxd3 29. Rf3 Nb2 30. Re3 h5 31. Nf3 Bf6 32. Re8+ Kg7 33. Be5 Bxe5+ 34. Rxe5 Rc1 35. Rc5 Na4 36. Rc6 Rxc3 37. Nd4 Rd3 38. Nc2 Nc3 39. Rxa6 h4 40. Rc6 Ne4 41. Ne1 Rd1 42. Nf3 g5 43. a6 Ng3 44. Ng1 Nf1+ 45. Kh1 Ng3+ 46. Kh2 1/2-1/2

[Event "CHI-ch (Women)"]
[Site "Santiago de Chile"]
[Date "2023.02.19"]
[Round "11"]
[White "Aguilera Merlet, Melisa Paz"]
[Black "Rozas Lazcano, Valeska"]
[Result "0-1"]
[ECO "B42"]
[WhiteElo "1630"]
[BlackElo "1604"]
[PlyCount "74"]
[EventDate "2023.02.11"]
[EventType "tourn"]
[EventRounds "11"]
[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. d4 cxd4 4. Nxd4 a6 5. Bd3 b5 6. 0-0 Bb7 7. a4 b4 8. Nd2 Nc6 9. Nxc6 Bxc6 10. Nc4 d6 11. a5 Nf6 12. Bg5 Be7 13. Nb6 Ra7 14. Qe2 Nd7 15. Bxe7 Kxe7 16. Nxd7 Qxd7 17. f4 Bb5 18. f5 Bxd3 19. Qxd3 Qb5 20. Qg3 Qe5 21. Qg5+ Qf6 22. Qe3 Raa8 23. fxe6 Qxe6 24. Qg5+ Kf8 25. Qf4 f6 26. Rad1 Ke7 27. Qg3 g6 28. Rd5 Rac8 29. Rfd1 Rc6 30. Qb3 Rb8 31. Qe3 Rb7 32. Qh6 Ke8 33. Qd2 Ke7 34. Rd3 Qe5 35. Rh3 Kf8 36. Rf1 Rc4 37. Qh6+ Ke8 0-1

[Event "CHI-ch (Women)"]
[Site "Santiago de Chile"]
[Date "2023.02.18"]
[Round "9"]
[White "Carmona Munoz, Veronica"]
[Black "Rozas Lazcano, Valeska"]
[Result "1-0"]
[ECO "B40"]
[WhiteElo "1530"]
[BlackElo "1604"]
[PlyCount "129"]
[EventDate "2023.02.11"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "CHI"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 c5 2. d3 e6 3. Nf3 a6 4. g3 b5 5. Bg2 Bb7 6. 0-0 d6 7. Nbd2 Qc7 8. Re1 Nd7 9. c3 Ngf6 10. Nf1 Be7 11. Bd2 Ne5 12. Nxe5 dxe5 13. f4 exf4 14. gxf4 h5 15. a4 Qd7 16. Qc2 b4 17. Rad1 h4 18. h3 Rc8 19. Ne3 Qc7 20. Nc4 Nh5 21. Rf1 Ng3 22. Rf2 Rg8 23. Ne5 g5 24. Ng4 a5 25. Nh6 Rg7 26. fxg5 Bd6 27. Ng4 Ke7 28. Be3 Rcg8 29. d4 cxd4 30. Bxd4 Rxg5 31. Bf6+ Ke8 32. Bxg5 Rxg5 33. Qd2 Be7 34. Qd4 e5 35. Qd2 Rg6 36. Qe1 Bc5 37. cxb4 Bxf2+ 38. Qxf2 axb4 39. Nf6+ Kf8 40. Rd7 Qc1+ 41. Kh2 Qc4 42. Rxb7 Kg7 43. Ne8+ Kf8 44. Rc7 Qe6 45. Qc5+ Kg8 46. Rc8 Kh7 47. Qc7 Nh5 48. Qc4 Qe7 49. a5 Nf4 50. Bf1 Ne6 51. a6 Qg5 52. Nf6+ Rxf6 53. Qe2 Qg3+ 54. Kh1 Nf4 55. Qg4 Rg6 56. Qxg3 hxg3 57. a7 Ra6 58. a8Q Rxa8 59. Rxa8 f5 60. Bg2 fxe4 61. Bxe4+ Kh6 62. Rb8 Kg5 63. Rxb4 Ne2 64. Kg2 Nd4 65. Rxd4 1-0

[Event "CHI-ch (Women)"]
[Site "Santiago de Chile"]
[Date "2023.02.18"]
[Round "10"]
[White "Rozas Lazcano, Valeska"]
[Black "Abarca Gonzalez, Damaris"]
[Result "1/2-1/2"]
[ECO "B20"]
[WhiteElo "1604"]
[BlackElo "2074"]
[PlyCount "143"]
[EventDate "2023.02.11"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "CHI"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 c5 2. c4 Nc6 3. Nc3 g6 4. d3 Bg7 5. Be3 d6 6. Be2 Nd4 7. Qd2 e6 8. Bd1 Bd7 9. Nge2 a6 10. Rb1 Ne7 11. Bh6 0-0 12. h4 f6 13. a3 Rf7 14. Nxd4 cxd4 15. Ne2 e5 16. b4 Be6 17. a4 Bxh6 18. Qxh6 Qf8 19. Qxf8+ Rfxf8 20. f3 f5 21. Rf1 Kg7 22. Ng3 f4 23. Nh1 Rfc8 24. a5 Rab8 25. Rf2 b5 26. axb6 Rxb6 27. Rfb2 Rcb8 28. Ba4 R8b7 29. Nf2 Bd7 30. Bxd7 Rxd7 31. Nd1 Rdb7 32. Kf2 h6 33. Ke2 Kf7 34. Kd2 Nc6 35. b5 axb5 36. Rxb5 Rxb5 37. Rxb5 Ra7 38. Rb6 Rc7 39. Nb2 Ke7 40. Kc2 Kd7 41. Na4 Ra7 42. Kb3 Kc7 43. Rb5 g5 44. hxg5 hxg5 45. c5 dxc5 46. Rxc5 Kd6 47. Rd5+ Kc7 48. Nc5 Ra1 49. Ne6+ Kb6 50. Nxg5 Ra7 51. Ne6 Re7 52. Nc5 Na5+ 53. Ka4 Nc6 54. Nd7+ Kc7 55. Nf6 Re6 56. Ng4 Re8 57. Ka3 Ra8+ 58. Kb2 Nb4 59. Rb5 Nxd3+ 60. Kc2 Kc6 61. Rb1 Ra3 62. Kd2 Kd6 63. Rb6+ Kd7 64. Rb7+ Kd6 65. Rb6+ Kd7 66. Rb7+ Kd6 67. Rb6+ Kc5 68. Rb8 Kd6 69. Rb6+ Kc5 70. Rb8 Kd6 71. Rb6+ Kc5 72. Kc2 1/2-1/2

[Event "CHI-ch (Women)"]
[Site "Santiago de Chile"]
[Date "2023.02.17"]
[Round "8"]
[White "Rozas Lazcano, Valeska"]
[Black "Izquierdo Garces, Rosario"]
[Result "1/2-1/2"]
[ECO "B17"]
[WhiteElo "1604"]
[BlackElo "1572"]
[PlyCount "113"]
[EventDate "2023.02.11"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "CHI"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 c6 2. Nc3 d5 3. Nf3 dxe4 4. Nxe4 Nd7 5. Bc4 e6 6. d4 Ngf6 7. Ng3 Nb6 8. Bb3 c5 9. c3 cxd4 10. Nxd4 a6 11. 0-0 Bd6 12. Qf3 Qc7 13. Bg5 Nbd7 14. Rfe1 0-0 15. Rad1 Rb8 16. Bc2 b5 17. Nb3 Bb7 18. Qd3 Qc6 19. Ne4 Nxe4 20. Qxe4 Qxe4 21. Bxe4 Nc5 22. Nxc5 Bxc5 23. Rd7 Bxe4 24. Rxe4 h6 25. Be3 Rfd8 26. Rxd8+ Rxd8 27. Kf1 Bxe3 28. fxe3 Rd2 29. Rb4 Kf8 30. a4 bxa4 31. Rxa4 Rxb2 32. Rxa6 Rb7 33. Ke2 Rb2+ 34. Kf3 Rb7 35. Rc6 Ke7 36. Rc4 Kd6 37. g4 Rc7 38. Rd4+ Ke5 39. c4 Kf6 40. h4 e5 41. Re4 Rc5 42. Ke2 Ke6 43. Kf3 g6 44. g5 f5 45. gxf6 Kxf6 46. h5 gxh5 47. Rh4 Kg5 48. Re4 Ra5 49. Kg3 Rc5 50. Kf3 Kf5 51. Rh4 Kg5 52. Re4 h4 53. Rg4+ Kh5 54. Re4 h3 55. Kg3 h2 56. Kxh2 Kg5 57. Kg3 1/2-1/2

[Event "CHI-ch (Women)"]
[Site "Santiago de Chile"]
[Date "2023.02.16"]
[Round "7"]
[White "Lemus Pena, Macarena"]
[Black "Rozas Lazcano, Valeska"]
[Result "1/2-1/2"]
[ECO "B06"]
[WhiteElo "1785"]
[BlackElo "1604"]
[PlyCount "80"]
[EventDate "2023.02.11"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "CHI"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. Nf3 g6 2. e4 d6 3. d4 Bg7 4. Bc4 Nf6 5. Qe2 Nbd7 6. e5 dxe5 7. Bxf7+ Kf8 8. Ng5 Nb6 9. dxe5 Ng4 10. 0-0 Nxe5 11. Rd1 Qxd1+ 12. Qxd1 Nxf7 13. Qf3 Bf6 14. Ne4 Kg7 15. Nxf6 exf6 16. Bf4 c6 17. Nc3 Re8 18. Be3 Ne5 19. Qf4 g5 20. Qg3 Ng6 21. Bd4 h6 22. Qf3 Ne5 23. Bxe5 Rxe5 24. Qg3 Re7 25. f4 g4 26. Rf1 Bf5 27. h3 h5 28. hxg4 hxg4 29. Nd1 Nc4 30. b3 Nd2 31. Ne3 Kg6 32. Nxf5 Kxf5 33. Qd3+ Ne4 34. g3 Rae8 35. Kg2 Rh8 36. Re1 a6 37. a4 Rhe8 38. Rh1 Kg6 39. f5+ Kxf5 40. Qf1+ Kg6 1/2-1/2

[Event "CHI-ch (Women)"]
[Site "Santiago de Chile"]
[Date "2023.02.15"]
[Round "6"]
[White "Rozas Lazcano, Valeska"]
[Black "Contreras Suazo, Rocio Antonella"]
[Result "0-1"]
[ECO "B23"]
[WhiteElo "1604"]
[BlackElo "1758"]
[PlyCount "86"]
[EventDate "2023.02.11"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "CHI"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 a6 3. f4 e6 4. Nf3 b5 5. d3 Bb7 6. g3 d5 7. Bg2 b4 8. Nb1 dxe4 9. Ng5 Nf6 10. Nxe4 Nxe4 11. Bxe4 Bxe4 12. dxe4 Qxd1+ 13. Kxd1 Nc6 14. c3 0-0-0+ 15. Ke2 f5 16. e5 g5 17. Be3 Rg8 18. Rg1 gxf4 19. gxf4 Rxg1 20. Bxg1 Bh6 21. Be3 Ne7 22. cxb4 Nd5 23. Nd2 Bxf4 24. Bxf4 Nxf4+ 25. Ke3 Nd5+ 26. Ke2 cxb4 27. Rc1+ Kd7 28. Nc4 Rc8 29. Kf3 Ke7 30. b3 Nb6 31. Ke3 Nxc4+ 32. bxc4 a5 33. Kd4 Kd7 34. a3 Kc6 35. axb4 axb4 36. Ra1 Rd8+ 37. Ke3 b3 38. Rb1 Rb8 39. Kd4 b2 40. Kd3 Kc5 41. Kc3 Rb4 42. Kd3 Rb3+ 43. Kd2 Kxc4 0-1

[Event "CHI-ch (Women)"]
[Site "Santiago de Chile"]
[Date "2023.02.14"]
[Round "5"]
[White "Cortes Arias, Mariela Natalia"]
[Black "Rozas Lazcano, Valeska"]
[Result "1/2-1/2"]
[ECO "A83"]
[WhiteElo "1716"]
[BlackElo "1604"]
[PlyCount "79"]
[EventDate "2023.02.11"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "CHI"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. d4 f5 2. e4 fxe4 3. Nc3 Nf6 4. Bg5 e6 5. Nxe4 Be7 6. Bxf6 Bxf6 7. Qh5+ g6 8. Qh6 d5 9. Nxf6+ Qxf6 10. 0-0-0 Bd7 11. Nf3 a6 12. h4 Nc6 13. Qg5 Rf8 14. Qxf6 Rxf6 15. h5 gxh5 16. Rxh5 h6 17. Be2 Ke7 18. Rdh1 Rg8 19. g3 Rgf8 20. Ne5 Nxe5 21. Rxe5 Rxf2 22. Rxh6 R8f6 23. Rxf6 Kxf6 24. Kd1 c5 25. c3 c4 26. g4 Kg6 27. Rh5 Rf8 28. Kd2 b5 29. a3 a5 30. Re5 Rb8 31. Bd1 Rh8 32. Bc2+ Kg7 33. Rh5 Rxh5 34. gxh5 Be8 35. Bd1 Kf6 36. Ke3 Kg5 37. Bf3 Bf7 38. Be2 Be8 39. Bf3 Bf7 40. Be2 1/2-1/2

[Event "CHI-ch (Women)"]
[Site "Santiago de Chile"]
[Date "2023.02.13"]
[Round "4"]
[White "Rozas Lazcano, Valeska"]
[Black "Sanchez Tobar, Francisca Valentina"]
[Result "1/2-1/2"]
[ECO "C26"]
[WhiteElo "1604"]
[BlackElo "1900"]
[PlyCount "157"]
[EventDate "2023.02.11"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "CHI"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 e5 2. Nc3 Nf6 3. g3 d5 4. exd5 Nxd5 5. Bg2 Nxc3 6. bxc3 Bc5 7. d3 0-0 8. Ne2 Nc6 9. 0-0 Bg4 10. h3 Bh5 11. Kh2 Re8 12. Be3 Bb6 13. Qd2 Qe7 14. Ng1 Rad8 15. f3 Bg6 16. a4 f6 17. Qf2 Bf7 18. Ne2 f5 19. Rfe1 Qf6 20. Bxb6 axb6 21. c4 Ra8 22. Nc3 e4 23. Nb5 e3 24. Qg1 Re7 25. f4 Na5 26. Rac1 Rae8 27. Re2 c6 28. Na3 Bh5 29. Ree1 g5 30. Qf1 Qd6 31. Nb1 g4 32. h4 Qb4 33. Re2 Qxa4 34. Rce1 Qb4 35. Qg1 Qc5 36. c3 Bf7 37. d4 Qxc4 38. Rxe3 Rxe3 39. Rxe3 Rxe3 40. Qxe3 Qe6 41. Qxe6 Bxe6 42. Nd2 Nc4 43. Nxc4 Bxc4 44. Kg1 Kf7 45. Kf2 Ke6 46. Ke3 Kd6 47. Kd2 b5 48. Ke3 b6 49. Kd2 Bd5 50. Bf1 Be4 51. Ke3 Kd5 52. Be2 Bc2 53. Bf1 h6 54. Kd2 Be4 55. Ke3 Ke6 56. Be2 Bd5 57. Bd3 Bc4 58. Bc2 c5 59. Bb1 b4 60. dxc5 bxc5 61. cxb4 cxb4 62. Kd4 Bd5 63. Bd3 Be4 64. Bxe4 fxe4 65. Kxe4 b3 66. Kd3 b2 67. Kc2 Kf5 68. Kxb2 Ke4 69. Kc3 Kf3 70. f5 Kxg3 71. f6 Kh2 72. f7 g3 73. f8Q g2 74. Qf4+ Kh1 75. Qf3 Kh2 76. Qf2 Kh1 77. Qf3 Kh2 78. Qf4+ Kh1 79. Qf3 1/2-1/2

[Event "CHI-ch (Women)"]
[Site "Santiago de Chile"]
[Date "2023.02.12"]
[Round "3"]
[White "Romero Troncoso, Liset Anais"]
[Black "Rozas Lazcano, Valeska"]
[Result "0-1"]
[ECO "B40"]
[WhiteElo "1693"]
[BlackElo "1604"]
[PlyCount "73"]
[EventDate "2023.02.11"]
[EventType "tourn"]
[EventRounds "11"]
[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. d3 a6 4. g3 b5 5. Bg2 Bb7 6. 0-0 d6 7. Re1 Nd7 8. c3 Be7 9. d4 c4 10. Nbd2 Ngf6 11. b3 Nb6 12. bxc4 bxc4 13. Rb1 Bc6 14. Ba3 Bb5 15. e5 Nfd5 16. exd6 Bxd6 17. Bxd6 Qxd6 18. Ne4 Qc7 19. Ne5 0-0 20. Qh5 f6 21. Nf3 Nd7 22. Bh3 Rae8 23. Rb2 Re7 24. Rbe2 Rfe8 25. Nh4 Nf8 26. f4 Bd7 27. Qf3 Qc6 28. Nc5 Bc8 29. Bg2 Qc7 30. Rb2 Nd7 31. Nxd7 Bxd7 32. f5 Bc6 33. Qf1 Ba8 34. Rc2 e5 35. dxe5 Rxe5 36. Rxe5 Rxe5 37. Bxd5+ 0-1

[Event "CHI-ch (Women)"]
[Site "Santiago de Chile"]
[Date "2023.02.12"]
[Round "2"]
[White "Rozas Lazcano, Valeska"]
[Black "Morales Flores, Monserrat"]
[Result "1/2-1/2"]
[ECO "B25"]
[WhiteElo "1604"]
[BlackElo "1927"]
[PlyCount "99"]
[EventDate "2023.02.11"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "CHI"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 e6 3. g3 Nc6 4. Bg2 g6 5. f4 d6 6. Nf3 Bg7 7. d3 Nge7 8. 0-0 0-0 9. Be3 Nd4 10. Bf2 Nxf3+ 11. Bxf3 Nc6 12. Rb1 Nd4 13. Bg2 Bd7 14. Ne2 Qa5 15. c3 Nxe2+ 16. Qxe2 Rac8 17. a3 Qa6 18. Rfe1 Bb5 19. Rbd1 Rfd8 20. Qf3 Bc6 21. Qe2 d5 22. e5 Ba4 23. Rd2 c4 24. dxc4 Rxc4 25. Bd4 Bb5 26. Qf2 Rc6 27. Bf1 Bxf1 28. Qxf1 Qa4 29. Qd3 b6 30. g4 Bf8 31. Red1 Bc5 32. Qe2 Rdc8 33. h4 Bxd4+ 34. Rxd4 Rc4 35. Kf2 Qe8 36. R1d3 Qe7 37. g5 a5 38. h5 b5 39. h6 b4 40. axb4 axb4 41. Qd2 Qa7 42. Kf3 bxc3 43. Rxc4 Rxc4 44. Rxc3 Qa6 45. Rxc4 Qxc4 46. Qc3 Qf1+ 47. Kg3 Qg1+ 48. Kf3 Qf1+ 49. Kg3 Qg1+ 50. Kf3 1/2-1/2

[Event "CHI-ch (Women)"]
[Site "Santiago de Chile"]
[Date "2023.02.11"]
[Round "1"]
[White "Fuentes Inzunza, Lesly"]
[Black "Rozas Lazcano, Valeska"]
[Result "1-0"]
[ECO "A88"]
[WhiteElo "1819"]
[BlackElo "1604"]
[PlyCount "85"]
[EventDate "2023.02.11"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "CHI"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. d4 g6 2. Nf3 f5 3. c4 Bg7 4. Nc3 Nf6 5. g3 c6 6. Bg2 d6 7. 0-0 0-0 8. Qc2 Qc7 9. Nh4 e5 10. dxe5 dxe5 11. e4 f4 12. Nf3 Nh5 13. b3 a5 14. Ba3 Rf6 15. Rad1 Na6 16. Qd2 Nb4 17. Na4 Bg4 18. Bxb4 axb4 19. Qxb4 Raf8 20. Rd3 h6 21. c5 R8f7 22. Nb6 Bf8 23. Qc3 Bxf3 24. Bxf3 Ng7 25. Bg4 h5 26. Bc8 g5 27. b4 Ne6 28. Bxe6 Rxe6 29. Rfd1 Qe7 30. Rd7 Qf6 31. Rxf7 Qxf7 32. Rd7 Qf6 33. Rxb7 Bg7 34. a4 Re8 35. Qc4+ Re6 36. a5 h4 37. a6 hxg3 38. a7 gxh2+ 39. Kh1 Qh6 40. a8Q+ Kh7 41. Rxg7+ Kxg7 42. Qb7+ Kh8 43. Qc8+ 1-0

[Event "CHI-ch sf"]
[Site "Villa Alemana"]
[Date "2023.01.18"]
[Round "1"]
[White "Rozas Lazcano, Valeska"]
[Black "Gutierrez Montes, Sebastian"]
[Result "0-1"]
[ECO "B21"]
[WhiteElo "1598"]
[BlackElo "2166"]
[PlyCount "68"]
[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 d5 2. e5 c5 3. c3 Nc6 4. f4 Nh6 5. Nf3 Bg4 6. h3 Bxf3 7. Qxf3 e6 8. Bd3 c4 9. Bc2 Qb6 10. d4 cxd3 11. Bxd3 g6 12. Nd2 Nf5 13. Bxf5 gxf5 14. Nb3 d4 15. Bd2 0-0-0 16. 0-0-0 d3 17. Be3 Qa6 18. Kb1 Rd5 19. Bd4 Bh6 20. g4 Rhd8 21. g5 Bf8 22. Qxd3 Qa4 23. Qe2 Rb5 24. Rd2 Na5 25. Nxa5 Rxa5 26. b3 Qc6 27. Rhd1 Rad5 28. Bxa7 Rxd2 29. Rxd2 Rxd2 30. Qxd2 b6 31. Bb8 Ba3 32. Bd6 Qe4+ 33. Qc2 Qe1+ 34. Qd1 Qxd1# 0-1

[Event "CHI-ch (Women)"]
[Site "Las Condes"]
[Date "2022.02.27"]
[Round "11"]
[White "Vildosola Canales, Melany Selena"]
[Black "Rozas Lazcano, Valeska"]
[Result "1/2-1/2"]
[ECO "B42"]
[WhiteElo "1645"]
[BlackElo "1456"]
[PlyCount "101"]
[EventDate "2022.02.18"]
[EventType "tourn"]
[EventRounds "11"]
[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. Bd3 Nc6 6. Nxc6 bxc6 7. c4 d6 8. Nc3 Nf6 9. 0-0 Be7 10. b3 Qc7 11. Bb2 e5 12. Rc1 Qa7 13. Kh1 g5 14. Be2 Be6 15. Ba3 Rd8 16. Qd2 h6 17. Qc2 a5 18. Rcd1 Kf8 19. c5 d5 20. exd5 Nxd5 21. Nxd5 Bxd5 22. Bh5 Qd7 23. Qc3 Qf5 24. f3 Kg7 25. Bg4 Qf6 26. Bb2 Qg6 27. Qxe5+ Bf6 28. Qxf6+ Qxf6 29. Bxf6+ Kxf6 30. f4 Rhe8 31. fxg5+ Kxg5 32. h3 Re5 33. Kh2 Rb8 34. Rd4 f5 35. h4+ Kg6 36. Bd1 Re4 37. Rf4 Rxd4 38. Rxd4 Rb5 39. Kg3 Rxc5 40. Bf3 Rc3 41. Kf4 Rc2 42. Bxd5 cxd5 43. Rxd5 Rxa2 44. g3 Rf2+ 45. Ke3 Rb2 46. Kf4 Rxb3 47. Rxa5 Rb4+ 48. Kf3 Rb3+ 49. Kf4 Rb4+ 50. Kf3 Rb3+ 51. Kf4 1/2-1/2

[Event "CHI-ch (Women)"]
[Site "Las Condes"]
[Date "2022.02.26"]
[Round "10"]
[White "Rozas Lazcano, Valeska"]
[Black "Lemus Pena, Macarena"]
[Result "1-0"]
[ECO "B30"]
[WhiteElo "1456"]
[BlackElo "1703"]
[PlyCount "49"]
[EventDate "2022.02.18"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "CHI"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. Bb5 Nd4 4. Nf3 e6 5. a4 a6 6. Bc4 Ne7 7. Nxd4 cxd4 8. Ne2 Nc6 9. d3 Be7 10. Bd2 0-0 11. 0-0 Kh8 12. a5 f5 13. f4 b5 14. axb6 fxe4 15. dxe4 Qxb6 16. Kh1 Bb7 17. Ng3 Bh4 18. Qg4 Bxg3 19. Qxg3 Nb4 20. Qb3 a5 21. c3 dxc3 22. bxc3 Qd6 23. Be3 Nc6 24. Qxb7 Rfb8 25. e5 1-0

[Event "CHI-ch (Women)"]
[Site "Las Condes"]
[Date "2022.02.25"]
[Round "9"]
[White "Morales Flores, Monserrat"]
[Black "Rozas Lazcano, Valeska"]
[Result "1-0"]
[ECO "B41"]
[WhiteElo "1943"]
[BlackElo "1456"]
[PlyCount "59"]
[EventDate "2022.02.18"]
[EventType "tourn"]
[EventRounds "11"]
[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. Be2 Bc5 6. 0-0 Qc7 7. Nc3 b5 8. Be3 Nf6 9. Bf3 e5 10. Nf5 Bxe3 11. Nd6+ Ke7 12. Nf5+ Kf8 13. Nxe3 Bb7 14. Qd2 g6 15. Ned5 Bxd5 16. Qh6+ Kg8 17. exd5 d6 18. Qh4 Kg7 19. a4 Nbd7 20. axb5 axb5 21. Nxb5 Qxc2 22. Rac1 Qxb2 23. Nxd6 Qa3 24. Rc6 Ra4 25. Qg5 h6 26. Nf5+ Kg8 27. Rc8+ Nf8 28. Qxf6 gxf5 29. d6 Rh7 30. Qe7 1-0

[Event "CHI-ch (Women)"]
[Site "Las Condes"]
[Date "2022.02.24"]
[Round "8"]
[White "Rozas Lazcano, Valeska"]
[Black "Reyes Jara, Paula"]
[Result "1/2-1/2"]
[ECO "C54"]
[WhiteElo "1456"]
[BlackElo "1880"]
[PlyCount "41"]
[EventDate "2022.02.18"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "CHI"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 d6 6. h3 a6 7. b4 Ba7 8. Bb3 h6 9. Be3 Bxe3 10. fxe3 Qe7 11. Nbd2 Bd7 12. Qe2 Nh5 13. Qf2 g5 14. Nh2 Be6 15. Rf1 0-0-0 16. 0-0-0 Qd7 17. Qf3 Ng7 18. Qf6 Nh5 19. Qf3 Ng7 20. Qf6 Nh5 21. Qf3 1/2-1/2

[Event "CHI-ch (Women)"]
[Site "Las Condes"]
[Date "2022.02.23"]
[Round "7"]
[White "Gomez Barrera, Javiera Belen"]
[Black "Rozas Lazcano, Valeska"]
[Result "1-0"]
[ECO "C96"]
[WhiteElo "2199"]
[BlackElo "1456"]
[PlyCount "127"]
[EventDate "2022.02.18"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "CHI"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 0-0 8. c3 d6 9. h3 Na5 10. Bc2 c5 11. d4 Nc6 12. d5 Nb8 13. b3 a5 14. a4 b4 15. c4 h6 16. Nbd2 Nh7 17. Nf1 Ng5 18. N3h2 Re8 19. Ng3 Ra7 20. Ra2 Nd7 21. Nf5 Bf8 22. h4 Nh7 23. Qf3 Nb6 24. g3 Bxf5 25. exf5 Be7 26. Bd3 Bf6 27. Rae2 Kf8 28. Ng4 Nd7 29. Qg2 Kg8 30. Bb2 Be7 31. f4 f6 32. Nf2 Bf8 33. Ne4 Nb6 34. Qf3 Qd7 35. fxe5 fxe5 36. Rf1 Nf6 37. Bc1 Nxe4 38. Qxe4 Qf7 39. g4 Nc8 40. g5 Kh8 41. Rg2 Be7 42. gxh6 gxh6 43. f6 Bxf6 44. Bxh6 Qe7 45. Qg6 e4 46. Bxe4 Bd4+ 47. Kh1 Qxe4 48. Rf8+ Rxf8 49. Qxe4 Rf1+ 50. Kh2 Be5+ 51. Kh3 Raf7 52. Qg6 R1f3+ 53. Kg4 Ne7 54. Qh5 R3f5 55. Bg5+ Kg7 56. Qh6+ Kg8 57. Bxe7 Bg7 58. Qxd6 Kh7 59. Bg5 Re5 60. h5 Re4+ 61. Kh3 Rf3+ 62. Rg3 Rxg3+ 63. Qxg3 Bd4 64. Qd3 1-0

[Event "CHI-ch (Women)"]
[Site "Las Condes"]
[Date "2022.02.22"]
[Round "6"]
[White "Rozas Lazcano, Valeska"]
[Black "Luna Benalcazar, Gianella"]
[Result "1/2-1/2"]
[ECO "B28"]
[WhiteElo "1456"]
[BlackElo "1736"]
[PlyCount "84"]
[EventDate "2022.02.18"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "CHI"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 a6 3. Nf3 b5 4. d4 cxd4 5. Nxd4 Bb7 6. a3 g6 7. g3 Bg7 8. Bg2 Nh6 9. 0-0 0-0 10. Be3 d6 11. f4 e5 12. Nb3 f5 13. fxe5 Ng4 14. Bc1 Bxe5 15. Ne2 fxe4 16. Rxf8+ Kxf8 17. Ned4 Qd7 18. Na5 Nf6 19. Bh6+ Kg8 20. Nxb7 Qxb7 21. c3 d5 22. Bh3 Bxd4+ 23. Qxd4 Qa7 24. Qxa7 Rxa7 25. Be6+ Kh8 26. Bg5 Kg7 27. Bxf6+ Kxf6 28. Bxd5 Ke5 29. Bb3 Nd7 30. Rd1 Nf6 31. h3 h5 32. Kf2 a5 33. Bc2 Rc7 34. Rd4 Rc4 35. Rxc4 bxc4 36. Bb1 g5 37. Ba2 Kd5 38. Ke3 Ne8 39. Bb1 Nd6 40. g4 h4 41. Bc2 Ke5 42. Bd1 Kd5 1/2-1/2

[Event "CHI-ch (Women)"]
[Site "Las Condes"]
[Date "2022.02.21"]
[Round "5"]
[White "Fuentes Inzunza, Lesly"]
[Black "Rozas Lazcano, Valeska"]
[Result "0-1"]
[ECO "A49"]
[WhiteElo "1816"]
[BlackElo "1456"]
[PlyCount "60"]
[EventDate "2022.02.18"]
[EventType "tourn"]
[EventRounds "11"]
[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. g3 Bg7 4. Bg2 d6 5. 0-0 0-0 6. Nbd2 c5 7. c3 Nc6 8. h3 Rb8 9. a4 a6 10. e4 e6 11. Rb1 b5 12. b4 c4 13. a5 Bb7 14. Re1 Nd7 15. Nf1 h6 16. Qc2 Re8 17. Bd2 Ne7 18. Rbd1 Qc7 19. Qc1 Kh7 20. h4 f5 21. exf5 exf5 22. h5 g5 23. N3h2 Bxg2 24. Kxg2 Nf6 25. Qc2 Qd7 26. g4 Kg8 27. gxf5 Nxf5 28. Ng3 Nh4+ 29. Kg1 Qh3 30. Rxe8+ Rxe8 0-1

[Event "CHI-ch (Women)"]
[Site "Las Condes"]
[Date "2022.02.21"]
[Round "4"]
[White "Rozas Lazcano, Valeska"]
[Black "Sanchez Tobar, Francisca Valentina"]
[Result "1/2-1/2"]
[ECO "C77"]
[WhiteElo "1456"]
[BlackElo "1837"]
[PlyCount "115"]
[EventDate "2022.02.18"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "CHI"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 b5 6. Bb3 Bc5 7. h3 h6 8. c3 Bb6 9. Be3 Rb8 10. Nbd2 d6 11. a4 0-0 12. 0-0 Ne7 13. a5 Bxe3 14. fxe3 Ng6 15. Bc2 d5 16. d4 dxe4 17. Nxe4 Nd5 18. Qd2 f5 19. Nc5 e4 20. Nh2 Kh8 21. Bb3 Rf6 22. Qe2 c6 23. Bxd5 cxd5 24. b3 f4 25. Ng4 Bxg4 26. Qxg4 fxe3 27. Rxf6 Qxf6 28. Rf1 Qg5 29. Qxg5 hxg5 30. Re1 Rc8 31. Rxe3 Nf4 32. Kh2 Rc6 33. Kg3 Rf6 34. c4 dxc4 35. bxc4 bxc4 36. Nxe4 Re6 37. Kf3 Nd5 38. Re2 Rc6 39. Nxg5 g6 40. Ne4 Nb4 41. Nc3 Rd6 42. d5 Nxd5 43. Nxd5 Rxd5 44. Rc2 Rxa5 45. Rxc4 Kg7 46. h4 Ra1 47. g4 a5 48. Rc7+ Kg8 49. Rc6 Kg7 50. Rc7+ Kg8 51. Kf4 a4 52. Kg5 a3 53. Kxg6 Kf8 54. Ra7 a2 55. h5 Rg1 56. Ra8+ Ke7 57. Rxa2 Rxg4+ 58. Kh7 1/2-1/2

[Event "CHI-ch (Women)"]
[Site "Las Condes"]
[Date "2022.02.19"]
[Round "2"]
[White "Araos Diaz, Constanza Paz"]
[Black "Rozas Lazcano, Valeska"]
[Result "1-0"]
[ECO "A45"]
[WhiteElo "1435"]
[BlackElo "1456"]
[PlyCount "115"]
[EventDate "2022.02.18"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "CHI"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 g6 3. Nc3 d6 4. f3 Nbd7 5. e4 c5 6. dxc5 Nxc5 7. Qd2 Ne6 8. Be3 Bd7 9. 0-0-0 Qa5 10. Kb1 Bg7 11. Nge2 Rc8 12. Nd4 Nxd4 13. Bxd4 Bc6 14. Nd5 Qxd2 15. Nxf6+ Bxf6 16. Rxd2 Bxd4 17. Rxd4 0-0 18. g4 Kg7 19. h4 h6 20. Bg2 Rc7 21. Rg1 Rfc8 22. c3 Bd7 23. Bf1 b5 24. a3 a5 25. Be2 Rc5 26. Rgd1 Be6 27. f4 Bb3 28. R1d2 f6 29. f5 g5 30. h5 Kf7 31. Bd1 Bxd1 32. Rxd1 Ke8 33. Rd5 Kd7 34. Rxc5 Rxc5 35. Rd4 Kc6 36. Kc2 Re5 37. Kd3 e6 38. b3 exf5 39. exf5 Re1 40. Re4 Rxe4 41. Kxe4 d5+ 42. Kd4 Kd6 43. a4 bxa4 44. bxa4 Kc6 45. c4 dxc4 46. Kxc4 Kd6 47. Kb5 Ke5 48. Kxa5 Kf4 49. Kb5 Kxg4 50. a5 Kh3 51. a6 g4 52. a7 g3 53. a8Q g2 54. Qf3+ Kh2 55. Qf2 Kh1 56. Qh4+ Kg1 57. Qxf6 Kf2 58. Qd4+ 1-0

[Event "CHI-ch (Women)"]
[Site "Las Condes"]
[Date "2022.02.19"]
[Round "1"]
[White "Rozas Lazcano, Valeska"]
[Black "Toro Pradenas, Maria Jose"]
[Result "1/2-1/2"]
[ECO "B43"]
[WhiteElo "1456"]
[BlackElo "1979"]
[PlyCount "115"]
[EventDate "2022.02.18"]
[EventType "tourn"]
[EventRounds "11"]
[EventCountry "CHI"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 e6 3. Nf3 a6 4. d4 cxd4 5. Nxd4 b5 6. a3 Bb7 7. g3 Nf6 8. Bg2 Be7 9. 0-0 Qc7 10. Be3 d6 11. f4 Nbd7 12. Nb3 Nc5 13. Nd2 g6 14. Qe2 Rd8 15. Rad1 0-0 16. Bf2 h5 17. h3 d5 18. e5 Ne8 19. Bd4 Ng7 20. g4 hxg4 21. hxg4 Nd7 22. Nb3 Nc5 23. Qe3 Nxb3 24. cxb3 Rc8 25. b4 a5 26. Bb6 Qd7 27. Bxa5 Rc4 28. Bb6 f5 29. g5 Kf7 30. Bd4 Rh8 31. Bf3 Rcc8 32. Kg2 Rh7 33. Rh1 Rch8 34. Rxh7 Rxh7 35. Rh1 Rxh1 36. Kxh1 Bc6 37. Ne2 Qc8 38. Kg2 Bd7 39. Nc3 Qc4 40. Be2 Qb3 41. Nxb5 Qc2 42. Nc3 Nh5 43. b5 Bxb5 44. Nxb5 Nxf4+ 45. Kf3 Nxe2 46. Qxe2 Qb3+ 47. Kg2 Bxg5 48. Nd6+ Kg7 49. Bc3 d4 50. Bd2 Qxb2 51. Nc4 Qc2 52. Kf3 d3 53. Qf2 Qxc4 54. Qa7+ Kh6 55. Bxg5+ Kxg5 56. Qe7+ Kh5 57. Qh7+ Kg5 58. Qe7+ 1/2-1/2

[Event "CHI-ch U20 Girls"]
[Site "Quirihue"]
[Date "2022.01.21"]
[Round "8"]
[White "Rozas Lazcano, Valeska"]
[Black "Hormazabal Figueroa, Constanza Valentina"]
[Result "0-1"]
[ECO "C10"]
[WhiteElo "1451"]
[BlackElo "1702"]
[PlyCount "62"]
[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 c5 2. Nc3 e6 3. Nf3 d5 4. exd5 exd5 5. d4 Nf6 6. Bb5+ Bd7 7. Bxd7+ Qxd7 8. 0-0 Be7 9. Bg5 c4 10. Ne5 Qd8 11. Qf3 Nc6 12. Rad1 0-0 13. Rfe1 Re8 14. h3 h6 15. Be3 Bb4 16. Nxc6 bxc6 17. Bf4 Ne4 18. Bc1 Re6 19. Re3 Bxc3 20. bxc3 Rf6 21. Qh5 Nxf2 22. Rf1 Ne4 23. Ref3 Rxf3 24. Rxf3 Qe7 25. Be3 Rb8 26. Qf5 Rb1+ 27. Kh2 Qe6 28. Qh5 Qd6+ 29. Bf4 Qe6 30. Qh4 g5 31. Qh5 Nf6 0-1

[Event "CHI-ch U20 Girls"]
[Site "Quirihue"]
[Date "2022.01.20"]
[Round "7"]
[White "Sanchez Tobar, Francisca Valentina"]
[Black "Rozas Lazcano, Valeska"]
[Result "1/2-1/2"]
[ECO "B40"]
[WhiteElo "1828"]
[BlackElo "1451"]
[PlyCount "92"]
[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 c5 2. Nf3 e6 3. g3 Nc6 4. Bg2 Nf6 5. Qe2 e5 6. c3 d6 7. 0-0 Be7 8. Rd1 Bg4 9. h3 Bd7 10. Na3 a6 11. d4 b5 12. Bg5 Qc8 13. Kh2 h6 14. Bxf6 Bxf6 15. dxc5 dxc5 16. Rd5 c4 17. Rad1 Be6 18. Nc2 0-0 19. R5d2 Rd8 20. Ne3 Rxd2 21. Rxd2 Ra7 22. Nd5 Bd8 23. Qe3 Rd7 24. Qc5 Qb7 25. Qe3 f6 26. Nh4 Ne7 27. Nxe7+ Bxe7 28. Ng6 Rxd2 29. Qxd2 Kf7 30. Nxe7 Kxe7 31. Qe3 Qc7 32. Kg1 a5 33. a3 a4 34. g4 Qd6 35. Bf1 Bd7 36. Be2 Qc7 37. f3 Be6 38. Kf2 Kd6 39. f4 Qc5 40. f5 Qxe3+ 41. Kxe3 Bf7 42. h4 Ke7 43. Kf3 Be8 44. g5 hxg5 45. hxg5 fxg5 46. Kg4 Kf6 1/2-1/2

[Event "CHI-ch U20 Girls"]
[Site "Quirihue"]
[Date "2022.01.19"]
[Round "5"]
[White "Aguilera Merlet, Melisa Paz"]
[Black "Rozas Lazcano, Valeska"]
[Result "1/2-1/2"]
[ECO "C63"]
[WhiteElo "1679"]
[BlackElo "1451"]
[PlyCount "123"]
[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 e5 2. Nf3 Nc6 3. Bb5 f5 4. d3 fxe4 5. dxe4 Nf6 6. Qe2 d6 7. c3 h6 8. 0-0 Bg4 9. h3 Be6 10. Rd1 Be7 11. Nxe5 0-0 12. Nxc6 bxc6 13. Bxc6 Rb8 14. e5 Nh7 15. exd6 Bxd6 16. Qxe6+ Kh8 17. Ba4 Qh4 18. Be3 Qxa4 19. b3 Qc6 20. Qd5 Qd7 21. c4 Rf5 22. Qd2 Qf7 23. Nc3 a6 24. Ne4 Be5 25. Rac1 Re8 26. Nc5 Qg6 27. Qc2 Ng5 28. Bxg5 Qxg5 29. Ne4 Qg6 30. Rd5 Ref8 31. Qd3 c6 32. Rd8 Kh7 33. Rxf8 Rxf8 34. Nc5 Qxd3 35. Nxd3 Bd4 36. Kf1 Kg6 37. Re1 Rf6 38. Ne5+ Kf5 39. g4+ Kg5 40. Re2 c5 41. Kg2 h5 42. Nf3+ Kf4 43. g5 Rd6 44. h4 Bc3 45. Rc2 Rd3 46. Ng1 Kg4 47. Ne2 Be5 48. Ng1 Bd4 49. Re2 Kxh4 50. Nf3+ Kg4 51. Ne5+ Bxe5 52. Rxe5 h4 53. f3+ Kf4 54. Rxc5 Rd2+ 55. Kh3 Rxa2 56. g6 Ra1 57. Kg2 Ra2+ 58. Kh3 Ra1 59. Kg2 Ra2+ 60. Kh3 Ra1 61. Kg2 Ra2+ 62. Kh3 1/2-1/2

[Event "CHI-ch U20 Girls"]
[Site "Quirihue"]
[Date "2022.01.18"]
[Round "2"]
[White "Romero Troncoso, Liset Anais"]
[Black "Rozas Lazcano, Valeska"]
[Result "1-0"]
[ECO "A02"]
[WhiteElo "1573"]
[BlackElo "1451"]
[PlyCount "99"]
[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. f4 c5 2. Nf3 e6 3. e3 d6 4. b3 Nf6 5. Bb2 Be7 6. Be2 a6 7. 0-0 b5 8. a4 b4 9. h3 h5 10. Ng5 g6 11. Bf3 Ra7 12. d3 Nbd7 13. Nd2 Bb7 14. Bxb7 Rxb7 15. e4 Qc7 16. Qe1 Rg8 17. Nc4 Nb6 18. Rd1 Nfd7 19. Nf3 Bf8 20. Qe2 Be7 21. Kh1 Rb8 22. Nxb6 Nxb6 23. Nd2 Rd8 24. Nc4 Nxc4 25. dxc4 Kd7 26. f5 gxf5 27. exf5 Qc6 28. fxe6+ fxe6 29. Rf7 Rdf8 30. Rdf1 Rxf7 31. Rxf7 Ke8 32. Rf2 e5 33. Qxh5+ Kd8 34. Qf3 e4 35. Qe3 Re8 36. Bf6 Bxf6 37. Rxf6 Qd7 38. Qf4 Kc7 39. Rf7 Re7 40. Rxe7 Qxe7 41. Qe3 Qe5 42. g4 Kd7 43. Kg2 Qd4 44. Kf2 Qf6+ 45. Ke2 Qe5 46. h4 Qh2+ 47. Qf2 Qe5 48. Qf5+ Ke7 49. Qxe5+ dxe5 50. Ke3 1-0

[Event "CHI-ch U20 Girls"]
[Site "Quirihue"]
[Date "2022.01.17"]
[Round "1"]
[White "Gomez Barrera, Javiera Belen"]
[Black "Rozas Lazcano, Valeska"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "2222"]
[BlackElo "1451"]
[PlyCount "87"]
[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 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 0-0 6. 0-0 d6 7. h3 h6 8. Re1 Be6 9. Nbd2 a6 10. a4 Ne7 11. Qb3 Bxc4 12. Nxc4 Rb8 13. d4 exd4 14. cxd4 Ba7 15. e5 dxe5 16. dxe5 Nfd5 17. Rd1 Qc8 18. Ne3 Nxe3 19. Bxe3 Bxe3 20. Qxe3 Nc6 21. Qf4 Qe6 22. b4 Rfd8 23. b5 Ne7 24. Rac1 Ng6 25. Qe4 Rxd1+ 26. Rxd1 axb5 27. axb5 Re8 28. Re1 Qb6 29. Qd3 Qe6 30. h4 Qg4 31. g3 Qc8 32. h5 Nf8 33. Qe4 Ne6 34. Rc1 b6 35. Ra1 Nc5 36. Qc6 Qe6 37. Qxc7 Rc8 38. Qd6 Qg4 39. Qd5 Qxh5 40. Nd4 Qh3 41. Ra7 Ne6 42. Nc6 Rf8 43. Qd6 Qf5 44. Ne7+ 1-0

[Event "Pan American-ch Hybrid U18 Girls 31st"]
[Site "Tornelo INT"]
[Date "2021.09.04"]
[Round "5"]
[White "Perez Canete, Dora Romina"]
[Black "Rozas Lazcano, Valeska"]
[Result "1/2-1/2"]
[ECO "B21"]
[WhiteElo "1398"]
[BlackElo "1399"]
[PlyCount "55"]
[EventDate "2021.09.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NET"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 a6 5. Bc4 b5 6. Bb3 Bb7 7. Bf4 Nc6 8. Nf3 g6 9. 0-0 Bg7 10. Qe2 Nd4 11. Nxd4 Bxd4 12. Rfd1 e5 13. Be3 Bxe3 14. Qxe3 Nf6 15. Rd6 Qe7 16. Rad1 0-0 17. Qb6 Bc6 18. f3 Rfb8 19. Qe3 a5 20. a3 b4 21. Na4 Ne8 22. R6d2 d6 23. Rc2 Bxa4 24. Bxa4 Nc7 25. f4 Ne6 26. fxe5 dxe5 27. Rd7 Qg5 28. Qxg5 1/2-1/2

[Event "Pan American-ch Hybrid U18 Girls 31st"]
[Site "Tornelo INT"]
[Date "2021.09.04"]
[Round "1"]
[White "Rozas Lazcano, Valeska"]
[Black "Contreras Huaman, Fiorella Daiana"]
[Result "0-1"]
[ECO "B12"]
[WhiteElo "1399"]
[BlackElo "1937"]
[PlyCount "112"]
[EventDate "2021.09.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NET"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nf3 e6 5. Be2 Nd7 6. Be3 h6 7. Nbd2 Ne7 8. c4 dxc4 9. Bxc4 Nd5 10. 0-0 N7b6 11. Bb3 a5 12. a3 Be7 13. Bc2 g6 14. Rc1 a4 15. Bxf5 gxf5 16. Nc4 Nxc4 17. Rxc4 Nb6 18. Rc2 Qd5 19. Nd2 h5 20. Qf3 h4 21. g3 0-0-0 22. Qxd5 Nxd5 23. Kg2 Rdg8 24. Kf3 hxg3 25. hxg3 Rh3 26. Ke2 Rg4 27. Rc4 Nb6 28. Rcc1 Kd7 29. Rh1 Rxh1 30. Rxh1 Nd5 31. Rc1 Nxe3 32. fxe3 Rxg3 33. Rf1 Bg5 34. Rf3 Rxf3 35. Nxf3 Be7 36. Kd3 f6 37. exf6 Bxf6 38. Nd2 b5 39. Kc2 Kd6 40. b3 axb3+ 41. Nxb3 Kd5 42. Kd3 Be7 43. Nd2 Bxa3 44. Nb3 Bb4 45. Nc1 e5 46. Nb3 c5 47. dxc5 Bxc5 48. Na5 Bb6 49. Nb3 e4+ 50. Kd2 b4 51. Nc1 Kc4 52. Ne2 b3 53. Ng3 Bxe3+ 54. Kxe3 b2 55. Nxf5 b1Q 56. Nd6+ Kd5 0-1

[Event "Pan American-ch Hybrid U18 Girls 31st"]
[Site "Tornelo INT"]
[Date "2021.09.04"]
[Round "6"]
[White "Rozas Lazcano, Valeska"]
[Black "Felix, Jhulia Vitoria"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1399"]
[BlackElo "1409"]
[PlyCount "93"]
[EventDate "2021.09.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NET"]
[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 c5 5. c3 Be7 6. Nd2 0-0 7. Ngf3 Nc6 8. 0-0 Bd6 9. Ne5 Qc7 10. Ndf3 cxd4 11. cxd4 Bxe5 12. Nxe5 Qe7 13. Qf3 Nb4 14. Bb1 Nd7 15. Qg3 Nxe5 16. Bxe5 f6 17. Bd6 Qd8 18. Bxb4 Rf7 19. Qh4 h6 20. Bg6 Rd7 21. Rac1 Rc7 22. Rxc7 Qxc7 23. Bc3 Bd7 24. Qg3 Qxg3 25. hxg3 Be8 26. Bxe8 Rxe8 27. f4 f5 28. Kf2 Rc8 29. Ke2 b5 30. Kd2 h5 31. Rh1 g6 32. Rc1 Rc4 33. b3 Rc6 34. Bb4 Ra6 35. a3 Kf7 36. Rc7+ Kg8 37. Rb7 Rb6 38. Rxb6 axb6 39. Bd6 Kf7 40. Bc7 Kg7 41. Bxb6 Kh6 42. a4 g5 43. a5 gxf4 44. gxf4 h4 45. Ke2 Kh5 46. Kf3 h3 47. gxh3 1-0

[Event "Pan American-ch Hybrid U18 Girls 31st"]
[Site "Tornelo INT"]
[Date "2021.09.04"]
[Round "7"]
[White "Rozas Lazcano, Valeska"]
[Black "Martin, Kayla"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "1399"]
[BlackElo "1030"]
[PlyCount "61"]
[EventDate "2021.09.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NET"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 d6 2. d4 h6 3. f4 Nf6 4. Nc3 Bg4 5. Nf3 c6 6. Bd3 e5 7. dxe5 dxe5 8. h3 Bxf3 9. Qxf3 Bd6 10. f5 Nbd7 11. Be3 Qc7 12. 0-0-0 0-0-0 13. Bc4 Rhf8 14. g4 Bc5 15. Kb1 g6 16. Bxh6 Rh8 17. Be3 gxf5 18. gxf5 Bxe3 19. Qxe3 Nh5 20. Bxf7 Nf4 21. Ne2 Rdf8 22. Bb3 Nb6 23. Nxf4 exf4 24. Be6+ Kb8 25. Qf2 Re8 26. Rdf1 Rd8 27. b3 Rd4 28. Qxd4 c5 29. Qxh8+ Qc8 30. Bxc8 Nxc8 31. Qe5+ 1-0

[Event "Online Olym Div2 E"]
[Site "Chess.com INT"]
[Date "2021.09.04"]
[Round "8.2"]
[White "Rozas Lazcano, Valeska"]
[Black "Oviedo Acosta, Paula"]
[Result "1-0"]
[ECO "B43"]
[WhiteElo "1399"]
[BlackElo "1637"]
[PlyCount "55"]
[EventDate "2021.09.02"]
[EventType "team (rapid)"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]
[WhiteTeam "Chile"]
[BlackTeam "Paraguay"]
[WhiteTeamCountry "CHI"]
[BlackTeamCountry "PAR"]

1. e4 c5 2. Nc3 e6 3. Nf3 a6 4. d4 cxd4 5. Nxd4 b5 6. g3 Bb7 7. Bg2 Nf6 8. 0-0 d6 9. Re1 Qc7 10. Nd5 exd5 11. exd5+ Kd8 12. Bg5 Nbd7 13. Qe2 Kc8 14. c4 b4 15. Nc6 Ne5 16. Bxf6 gxf6 17. Bh3+ Qd7 18. Bxd7+ Kxd7 19. f4 Nxc6 20. dxc6+ Bxc6 21. Qg4+ Kc7 22. Qf5 d5 23. cxd5 Bc5+ 24. Kg2 Bd7 25. Qxf6 Bb6 26. Rac1+ Kb7 27. Re7 Rhd8 28. Qc6+ 1-0

[Event "Pan American-ch Hybrid U18 Girls 31st"]
[Site "Tornelo INT"]
[Date "2021.09.04"]
[Round "4"]
[White "Rozas Lazcano, Valeska"]
[Black "Pena Gonzalez, Clara Isabel"]
[Result "0-1"]
[ECO "B23"]
[WhiteElo "1399"]
[BlackElo "1845"]
[PlyCount "112"]
[EventDate "2021.09.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NET"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. Bb5 g6 4. Bxc6 dxc6 5. f4 Nf6 6. d3 Bh6 7. Nf3 Qc7 8. g3 Bh3 9. Ne5 Bg7 10. Be3 b6 11. Qf3 h5 12. Qf2 Rd8 13. a4 a5 14. Ra3 Nd7 15. Nf3 Nf6 16. Ne5 Ng4 17. Nxg4 Bxg4 18. h3 Bc8 19. Ra1 Bd4 20. Qd2 Qd7 21. Kf2 Qc7 22. b3 h4 23. Bxd4 hxg3+ 24. Kxg3 cxd4 25. Na2 Qd7 26. Qg2 e5 27. Raf1 Qe7 28. Qf2 Qh4+ 29. Kf3 Qxf4+ 30. Kg2 Qxf2+ 31. Rxf2 Rh4 32. Kg3 g5 33. Nc1 Rd6 34. Ne2 Rdh6 35. Rfh2 g4 36. Ng1 gxh3 37. Nxh3 Rxh3+ 38. Rxh3 Rxh3+ 39. Rxh3 Bxh3 40. Kxh3 Ke7 41. Kg4 Kf6 42. Kh5 Kg7 43. Kg5 f6+ 44. Kh5 Kh7 45. Kh4 Kh6 46. Kg4 Kg6 47. Kh4 f5 48. exf5+ Kxf5 49. Kg3 e4 50. dxe4+ Kxe4 51. Kf2 d3 52. Ke1 Ke3 53. Kd1 d2 54. c4 c5 55. b4 cxb4 56. c5 bxc5 0-1

[Event "Pan American-ch Hybrid U18 Girls 31st"]
[Site "Tornelo INT"]
[Date "2021.09.04"]
[Round "8"]
[White "Samuel Bisnath, Keira"]
[Black "Rozas Lazcano, Valeska"]
[Result "0-1"]
[ECO "B74"]
[WhiteElo "1095"]
[BlackElo "1399"]
[PlyCount "116"]
[EventDate "2021.09.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NET"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Bg7 5. Be2 Nc6 6. Nb3 Nf6 7. Nc3 0-0 8. 0-0 d6 9. Be3 a6 10. Kh1 b5 11. a3 Bb7 12. f4 Rc8 13. Bd3 Na5 14. Nd4 Nc4 15. Qc1 Nxe3 16. Qxe3 Ng4 17. Qg1 Qb6 18. Nde2 Qxg1+ 19. Kxg1 Ne3 20. Rf3 Nc4 21. Bxc4 Rxc4 22. Nd5 Bxd5 23. exd5 Rxc2 24. Nc3 Rxb2 25. Re1 Rb3 26. Ne4 Rxf3 27. gxf3 Rc8 28. Ng3 Bf6 29. Ne4 Kg7 30. Kg2 Rc2+ 31. Kh3 Ra2 32. Nxf6 Kxf6 33. Re3 Rd2 34. a4 b4 35. a5 Rxd5 36. Rb3 Rb5 37. Kg4 h5+ 38. Kh4 Kf5 39. Kg3 d5 40. Re3 e6 41. Re5+ Kf6 42. Kf2 b3 43. Re1 Rxa5 44. Rb1 Ra2+ 45. Kg3 b2 46. Kf2 a5 47. Ke3 a4 48. Kd2 a3 49. Kc2 Ra1 50. h3 Rxb1 51. Kxb1 Kf5 52. Ka2 Kxf4 53. Kxa3 b1Q 54. h4 d4 55. Ka4 d3 56. Ka3 d2 57. Ka4 d1Q+ 58. Ka3 Qdb3# 0-1

[Event "Pan American-ch Hybrid U18 Girls 31st"]
[Site "Tornelo INT"]
[Date "2021.09.04"]
[Round "3"]
[White "Sanchez Tobar, Francisca Valentina"]
[Black "Rozas Lazcano, Valeska"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "1777"]
[BlackElo "1399"]
[PlyCount "75"]
[EventDate "2021.09.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NET"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 a6 3. g3 b5 4. Bg2 Bb7 5. d3 e6 6. f4 Be7 7. Nf3 d5 8. 0-0 b4 9. Ne2 dxe4 10. Ne5 exd3 11. Bxb7 dxe2 12. Qxe2 Ra7 13. Bc6+ Kf8 14. Be3 Qc7 15. Ba4 Nf6 16. Rad1 Nd5 17. Bf2 Nb6 18. Bb3 Nc6 19. Nxf7 c4 20. Nxh8 Nd8 21. Qh5 Bd6 22. Qxh7 cxb3 23. Ng6+ Kf7 24. Bd4 bxc2 25. Ne5+ Ke8 26. Rc1 Bc5 27. Qg8+ Bf8 28. Ng6 Nd7 29. f5 e5 30. Rfe1 Nf7 31. Nxf8 Nxf8 32. Qxg7 Nd7 33. Re2 Ra8 34. Qg8+ Nf8 35. Rexc2 Qd7 36. Bc5 Nd6 37. Rd2 Qxf5 38. Bxd6 1-0

[Event "Pan American-ch Hybrid U18 Girls 31st"]
[Site "Tornelo INT"]
[Date "2021.09.04"]
[Round "2"]
[White "Velasquez Nava, Raquel"]
[Black "Rozas Lazcano, Valeska"]
[Result "1/2-1/2"]
[ECO "D00"]
[WhiteElo "1316"]
[BlackElo "1399"]
[PlyCount "98"]
[EventDate "2021.09.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NET"]
[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 Qb6 5. Qb3 c4 6. Qc2 Nc6 7. Nd2 Bg4 8. Be2 Bxe2 9. Nxe2 e6 10. 0-0 Be7 11. e4 0-0 12. h3 Nd7 13. Rfe1 Rfe8 14. Rab1 Rac8 15. exd5 exd5 16. Nf3 Bf6 17. Bg5 Bxg5 18. Nxg5 Nf6 19. Nf4 g6 20. h4 Qc7 21. g3 h6 22. Nf3 Kg7 23. Rbd1 Rcd8 24. Kg2 b5 25. a3 a5 26. b4 axb4 27. axb4 Rxe1 28. Rxe1 Ra8 29. Qxg6+ fxg6 30. Ne6+ Kf7 31. Nxc7 Ra2 32. Ne5+ Nxe5 33. dxe5 Ne4 34. e6+ Kf6 35. Nxd5+ Kxe6 36. Rxe4+ Kxd5 37. Re3 Rc2 38. Kf1 Kd6 39. Ke1 Kd5 40. Kf1 Rc1+ 41. Ke2 Rc2+ 42. Kf3 Kd6 43. g4 Kd5 44. g5 hxg5 45. hxg5 Rd2 46. Kg3 Rd3 47. Kf3 Rd2 48. Kg2 Rd3 49. Kf3 Rd2 1/2-1/2

[Event "Online Olym Div2 E"]
[Site "Chess.com INT"]
[Date "2021.09.03"]
[Round "4.2"]
[White "Santiago Sontay, Jenny Fernanda"]
[Black "Rozas Lazcano, Valeska"]
[Result "1-0"]
[ECO "B43"]
[WhiteElo "1708"]
[BlackElo "1399"]
[PlyCount "87"]
[EventDate "2021.09.02"]
[EventType "team (rapid)"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]
[WhiteTeam "Guatemala"]
[BlackTeam "Chile"]
[WhiteTeamCountry "GUA"]
[BlackTeamCountry "CHI"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 b5 6. Be3 Bb7 7. Bd3 Qc7 8. 0-0 Nf6 9. a3 Be7 10. Qe2 d6 11. f4 g6 12. Rae1 Nbd7 13. h3 h5 14. Bf2 Nc5 15. Rd1 0-0-0 16. b4 Nxd3 17. cxd3 Kd7 18. Rc1 Qb8 19. Rc2 Rc8 20. Rfc1 Rhd8 21. a4 Bc6 22. axb5 Bxb5 23. Ncxb5 axb5 24. Nc6 Rxc6 25. Rxc6 Ke8 26. Bb6 Nd7 27. Bxd8 Bxd8 28. d4 Qa7 29. Qd3 Qa4 30. Qc3 Ke7 31. Kh1 Qa7 32. g4 hxg4 33. hxg4 Qb7 34. Qd3 Nb8 35. Rc8 Nd7 36. d5 exd5 37. exd5 Qb6 38. Qe4+ Kf8 39. R1c7 Nf6 40. Rxd8+ Kg7 41. Qe7 Qf2 42. Qxf7+ Kh6 43. Rh8+ Nh7 44. Qxh7# 1-0

[Event "Online Olym Div2 E"]
[Site "Chess.com INT"]
[Date "2021.09.02"]
[Round "3.4"]
[White "Rozas Lazcano, Valeska"]
[Black "Brown, Raehanna"]
[Result "0-1"]
[ECO "B23"]
[WhiteElo "1399"]
[BlackElo "1594"]
[PlyCount "60"]
[EventDate "2021.09.02"]
[EventType "team (rapid)"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "CBM 204 Extra"]
[Source "ChessBase"]
[SourceDate "2021.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.11.30"]
[SourceQuality "1"]
[WhiteTeam "Chile"]
[BlackTeam "Jamaica"]
[WhiteTeamCountry "CHI"]
[BlackTeamCountry "JAM"]

1. e4 c5 2. Nc3 Nc6 3. Bb5 g6 4. Bxc6 bxc6 5. f4 Bg7 6. Nf3 e6 7. d3 d6 8. 0-0 Ne7 9. Qe1 0-0 10. e5 Nf5 11. Ne4 dxe5 12. fxe5 Nd4 13. Rf2 Nxf3+ 14. Rxf3 Bxe5 15. c3 Bg7 16. Kh1 c4 17. dxc4 Rb8 18. b4 Ba6 19. c5 Bc4 20. Nd6 Bd5 21. Rf1 Rxb4 22. Bg5 Qxg5 23. Qf2 Rf4 24. Qg3 Rxf1+ 25. Rxf1 Qxg3 26. hxg3 Bxc3 27. Rb1 Bd4 28. Rc1 Rb8 29. Rf1 f5 30. Rc1 Rb2 0-1

[Event "World Cup U18 Girls Prel"]
[Site "Tornelo INT"]
[Date "2021.08.01"]
[Round "4"]
[White "Acosta, Florencia Luz"]
[Black "Rozas Lazcano, Valeska"]
[Result "0-1"]
[ECO "B43"]
[WhiteElo "1716"]
[BlackElo "1399"]
[PlyCount "100"]
[EventDate "2021.08.01"]
[EventType "swiss (rapid)"]
[EventRounds "10"]
[EventCountry "NET"]
[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. Nc3 b5 6. a3 Bb7 7. Be2 Qc7 8. 0-0 Nf6 9. f3 Bc5 10. Be3 0-0 11. Bf2 d5 12. exd5 Nxd5 13. Ne4 Bb6 14. Kh1 Nd7 15. Rc1 N7f6 16. c4 bxc4 17. Rxc4 Qe7 18. Qd2 Rac8 19. Rxc8 Rxc8 20. Nxf6+ Nxf6 21. Nb3 Rd8 22. Qe1 Bxf2 23. Qxf2 Bd5 24. Nc5 a5 25. Nd3 Bc4 26. Nf4 Bxe2 27. Qxe2 Qb7 28. Rb1 Rd4 29. Qe5 Qb6 30. Ne2 Rd2 31. Qc3 Rd8 32. b4 Nd5 33. Qb3 axb4 34. axb4 Rb8 35. Nc1 Nxb4 36. Nd3 Nd5 37. Qxb6 Rxb6 38. Rc1 h6 39. Ne5 f6 40. Nd3 Kh7 41. g4 e5 42. Re1 Rb3 43. Nc1 Rxf3 44. Kg2 Rf4 45. h3 Rd4 46. Nb3 Nf4+ 47. Kh2 Rd3 48. Nc5 Rxh3+ 49. Kg1 Rg3+ 50. Kf2 Rxg4 0-1

[Event "World Cup U18 Girls Prel"]
[Site "Tornelo INT"]
[Date "2021.08.01"]
[Round "6"]
[White "De Freitas, Isabella Ribeiro Co"]
[Black "Rozas Lazcano, Valeska"]
[Result "1-0"]
[ECO "A29"]
[WhiteElo "1893"]
[BlackElo "1399"]
[PlyCount "75"]
[EventDate "2021.08.01"]
[EventType "swiss (rapid)"]
[EventRounds "10"]
[EventCountry "NET"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nc6 3. Nf3 d6 4. g3 g6 5. Bg2 Bg7 6. 0-0 Nf6 7. d4 exd4 8. Nxd4 Nxd4 9. Qxd4 0-0 10. b3 Re8 11. Bb2 Ne4 12. Qd3 Nxc3 13. Bxc3 Bf5 14. Qd2 Rb8 15. e3 Qc8 16. Bxg7 Kxg7 17. Qd4+ Kg8 18. Qxa7 Bh3 19. Qd4 Bxg2 20. Kxg2 Ra8 21. h4 h5 22. c5 dxc5 23. Qxc5 c6 24. Rfd1 Qg4 25. Rd4 Qe6 26. Qc4 Qe7 27. Qb4 Qc7 28. a4 c5 29. Qc4 Qc6+ 30. Rd5 Rad8 31. Rad1 b6 32. Kg1 Qc7 33. Qd3 Rb8 34. Rd7 Qe5 35. Qd5 Qf6 36. Rd6 Qe7 37. Rxg6+ Kh7 38. Qxh5# 1-0

[Event "World Cup U18 Girls Prel"]
[Site "Tornelo INT"]
[Date "2021.08.01"]
[Round "1"]
[White "Ilyina, Lada"]
[Black "Rozas Lazcano, Valeska"]
[Result "1-0"]
[ECO "B40"]
[WhiteElo "1977"]
[BlackElo "1399"]
[PlyCount "83"]
[EventDate "2021.08.01"]
[EventType "swiss (rapid)"]
[EventRounds "10"]
[EventCountry "NET"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d3 a6 4. g3 b5 5. Bg2 Bb7 6. 0-0 d6 7. c3 Ne7 8. Re1 g6 9. Bg5 Bg7 10. d4 Qc7 11. d5 0-0 12. dxe6 fxe6 13. Bh3 Bc8 14. Bf4 e5 15. Bxc8 Nxc8 16. Be3 Ne7 17. Nbd2 Nbc6 18. a4 b4 19. Nc4 Rad8 20. Ng5 Rf6 21. Qg4 Qc8 22. Qxc8 Nxc8 23. a5 h6 24. Nh3 Kf7 25. Rad1 Ke6 26. f4 Ke7 27. fxe5 Nxe5 28. Nxe5 dxe5 29. Bxc5+ Ke8 30. Rxd8+ Kxd8 31. Bxb4 Kc7 32. Rd1 Na7 33. Nf2 Nc6 34. Ng4 Re6 35. Ne3 Nxb4 36. cxb4 Bf8 37. Nd5+ Kc6 38. Rc1+ Kd6 39. Rc8 Bg7 40. Ra8 Kd7 41. Ra7+ Kc6 42. Rxg7 1-0

[Event "World Cup U18 Girls Prel"]
[Site "Tornelo INT"]
[Date "2021.08.01"]
[Round "8"]
[White "Pecorini, Angie"]
[Black "Rozas Lazcano, Valeska"]
[Result "1-0"]
[ECO "A58"]
[WhiteElo "1930"]
[BlackElo "1399"]
[PlyCount "101"]
[EventDate "2021.08.01"]
[EventType "swiss (rapid)"]
[EventRounds "10"]
[EventCountry "NET"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6 g6 6. g3 Bg7 7. Bg2 d6 8. Nc3 Bxa6 9. Nf3 0-0 10. 0-0 Nbd7 11. Qc2 Nb6 12. Rd1 Qc7 13. h3 Rfb8 14. a4 Nc4 15. e4 Nd7 16. Rb1 Nce5 17. Bg5 Nxf3+ 18. Bxf3 Ne5 19. Be2 c4 20. Kg2 Nd3 21. Nb5 Bxb5 22. axb5 Nxb2 23. Rxb2 Bxb2 24. Qxb2 c3 25. Qc2 f6 26. Be3 Qa5 27. Bd4 Rc8 28. Bd3 Qb4 29. b6 Rab8 30. Be3 Qa5 31. Rb1 Rd8 32. Rc1 Rdc8 33. Qb3 Kg7 34. Rc2 Kf7 35. Ra2 c2 36. Rxa5 c1Q 37. Bxc1 Rxc1 38. b7 Rc7 39. Rb5 Ke8 40. Qa4 Kd8 41. Be2 Rc3 42. Qb4 Rc7 43. Qa5 f5 44. Qa8 Rcc8 45. bxc8Q+ Rxc8 46. Qxc8+ Kxc8 47. exf5 gxf5 48. g4 fxg4 49. Bxg4+ Kd8 50. Rb8+ Kc7 51. Rh8 1-0

[Event "World Cup U18 Girls Prel"]
[Site "Tornelo INT"]
[Date "2021.08.01"]
[Round "2"]
[White "Rozas Lazcano, Valeska"]
[Black "Ahmed, Walijah"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "1399"]
[BlackElo "1904"]
[PlyCount "111"]
[EventDate "2021.08.01"]
[EventType "swiss (rapid)"]
[EventRounds "10"]
[EventCountry "NET"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. Bb5 a6 4. Bxc6 bxc6 5. f4 e6 6. d3 d5 7. e5 Ne7 8. Nf3 Nf5 9. 0-0 Be7 10. Qe1 0-0 11. b3 Qc7 12. Na4 d4 13. Ba3 Ne3 14. Rf2 Qa7 15. Rc1 Nd5 16. Nd2 Rb8 17. Ne4 Rb5 18. Qd2 f6 19. c4 dxc3 20. Nexc3 Nxc3 21. Nxc3 Ra5 22. Na4 Rb5 23. Qe3 fxe5 24. fxe5 Rxf2 25. Qxf2 Bg5 26. Rf1 Qe7 27. Kh1 Rb4 28. Bxb4 cxb4 29. Qc5 Qxc5 30. Nxc5 Bd2 31. g3 Bc3 32. Kg2 Bxe5 33. Re1 Bd4 34. Ne4 h6 35. Rf1 e5 36. h3 Be6 37. g4 Bd5 38. Kg3 Be3 39. h4 Bf4+ 40. Kf3 Kf8 41. Ke2 Ke7 42. Nc5 Bg2 43. Rg1 Bh3 44. Kf3 h5 45. gxh5 Kf6 46. Nxa6 Bf5 47. Nc5 Bd2 48. Ne4+ Bxe4+ 49. dxe4 c5 50. Rd1 Bc3 51. Kg4 Bd4 52. Rf1+ Ke7 53. Kf5 Bc3 54. Kg6 Bd2 55. Kxg7 Bf4 56. h6 1-0

[Event "World Cup U18 Girls Prel"]
[Site "Tornelo INT"]
[Date "2021.08.01"]
[Round "7"]
[White "Rozas Lazcano, Valeska"]
[Black "Avilova, Yulia"]
[Result "1-0"]
[ECO "C56"]
[WhiteElo "1399"]
[BlackElo "1627"]
[PlyCount "105"]
[EventDate "2021.08.01"]
[EventType "swiss (rapid)"]
[EventRounds "10"]
[EventCountry "NET"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. 0-0 Nf6 5. d4 exd4 6. e5 d5 7. exf6 dxc4 8. fxg7 Rg8 9. Re1+ Be6 10. Ng5 Qd6 11. Nxe6 fxe6 12. Qh5+ Kd7 13. Qxh7 Qe7 14. Bh6 Qf6 15. Nd2 d3 16. Ne4 Qe5 17. Nxc5+ Qxc5 18. cxd3 cxd3 19. Qxd3+ Qd6 20. Qg6 Nb4 21. Rad1 Nd5 22. Re3 Rae8 23. Rf3 Kc8 24. h3 Ne7 25. Qxe8+ Rxe8 26. Rxd6 cxd6 27. g4 e5 28. Bg5 Ng8 29. h4 d5 30. h5 e4 31. Re3 d4 32. Re1 d3 33. h6 Nxh6 34. Bxh6 Kd7 35. f3 Rg8 36. fxe4 Ke6 37. Rd1 Ke5 38. Rxd3 Kxe4 39. Rd7 b5 40. Rxa7 Kf3 41. g5 Kg3 42. Ra3+ Kg4 43. Rb3 Rc8 44. Kf2 Kf4 45. Rb4+ Kf5 46. Kf3 Kg6 47. Rxb5 Kh7 48. b4 Rc3+ 49. Kg4 Rc4+ 50. Kh5 Rc2 51. g6+ Kg8 52. Rb8+ Rc8 53. Rxc8# 1-0

[Event "World Cup U18 Girls Prel"]
[Site "Tornelo INT"]
[Date "2021.08.01"]
[Round "5"]
[White "Rozas Lazcano, Valeska"]
[Black "Bandurina, Sofiya"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "1399"]
[BlackElo "1854"]
[PlyCount "130"]
[EventDate "2021.08.01"]
[EventType "swiss (rapid)"]
[EventRounds "10"]
[EventCountry "NET"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 c6 4. f4 Qb6 5. Nf3 Bg4 6. Be2 Nbd7 7. h3 Bxf3 8. Bxf3 e5 9. fxe5 dxe5 10. d5 Bb4 11. Qe2 0-0 12. dxc6 Qxc6 13. Bd2 a6 14. 0-0 Nb6 15. Rad1 Nc4 16. Bc1 Nxb2 17. Bxb2 Bxc3 18. Ba3 Rfe8 19. Rd6 Qc7 20. Kh2 Rad8 21. Rdd1 Bd4 22. Bb4 b5 23. c3 Bc5 24. Qb2 Rc8 25. Rc1 Red8 26. Rfe1 Qe7 27. Ba5 Rd7 28. Rcd1 Rxd1 29. Rxd1 h6 30. Qc1 Bd6 31. Qe3 Bc5 32. Qe2 Qb7 33. Qf1 Bb6 34. Bb4 a5 35. Bd6 Bc7 36. Bxc7 Qxc7 37. Qxb5 Qxc3 38. Rb1 Qc7 39. Rb3 Kh7 40. a4 Qc5 41. Qb7 Rc7 42. Qb5 Qc4 43. Re3 Nd7 44. Be2 Qxb5 45. Bxb5 Nb6 46. Rd3 f6 47. Rd6 Nc4 48. Ra6 Nd2 49. Bc6 Nb3 50. Bd5 Nc5 51. Rxa5 Kg6 52. Ra8 f5 53. exf5+ Kxf5 54. a5 e4 55. a6 Ke5 56. Rd8 Nxa6 57. Ba8 Re7 58. Rd1 Nb4 59. Re1 Kd4 60. Kg3 e3 61. Bf3 Kc3 62. Re2 Nc2 63. Kf4 Kd3 64. Re1 Nxe1 65. h4 Nxf3 0-1

[Event "World Cup U18 Girls Prel"]
[Site "Tornelo INT"]
[Date "2021.08.01"]
[Round "9"]
[White "Rozas Lazcano, Valeska"]
[Black "Samuel Bisnath, Keira"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "1399"]
[BlackElo "1095"]
[PlyCount "59"]
[EventDate "2021.08.01"]
[EventType "swiss (rapid)"]
[EventRounds "10"]
[EventCountry "NET"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. 0-0 Nf6 5. d4 Bxd4 6. Nxd4 Nxd4 7. Bg5 d6 8. f4 h6 9. Bh4 Be6 10. Bxe6 fxe6 11. c3 Nc6 12. Qb3 0-0 13. Qxe6+ Kh8 14. f5 g5 15. fxg6 Qe8 16. Bxf6+ Rxf6 17. Qxf6+ Kg8 18. Qf7+ Qxf7 19. Rxf7 Rc8 20. Nd2 Nd8 21. Rh7 Ne6 22. g3 h5 23. Rf1 h4 24. Rxh4 Kg7 25. Rg4 a5 26. Rf7+ Kg8 27. Re7 Nc5 28. g7 Nd3 29. Rh4 Re8 30. Rh8# 1-0

[Event "World Cup U18 Girls Prel"]
[Site "Tornelo INT"]
[Date "2021.08.01"]
[Round "3"]
[White "Rozas Lazcano, Valeska"]
[Black "Tan, Mary Joy"]
[Result "0-1"]
[ECO "B80"]
[WhiteElo "1399"]
[BlackElo "1740"]
[PlyCount "92"]
[EventDate "2021.08.01"]
[EventType "swiss (rapid)"]
[EventRounds "10"]
[EventCountry "NET"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 e6 3. Nf3 a6 4. d4 cxd4 5. Nxd4 Qc7 6. g3 Nf6 7. Bg2 Be7 8. 0-0 0-0 9. Be3 d6 10. f4 Nc6 11. Nxc6 bxc6 12. g4 e5 13. f5 h6 14. g5 hxg5 15. Bxg5 Nh7 16. Be3 Rd8 17. Qh5 Nf6 18. Qf3 Bb7 19. Qg3 d5 20. Bh6 Bf8 21. Bg5 Be7 22. Qh4 dxe4 23. Nxe4 Rd4 24. Rae1 Nxe4 25. Bxe4 Bxg5 26. Qxg5 f6 27. Qg2 Rad8 28. Rf2 a5 29. Rfe2 Ba6 30. Re3 Rd2 31. Qg6 Qa7 32. Bd3 Bxd3 33. cxd3 R2xd3 34. Qg3 Qd4 35. Kf2 Qxb2+ 36. R1e2 Qd4 37. Qf3 Rxe3 38. Rxe3 Qd2+ 39. Kg3 c5 40. Rc3 Qg5+ 41. Kf2 Qh4+ 42. Ke2 Qd4 43. Re3 Qd1+ 44. Kf2 Rd2+ 45. Kg3 Qg1+ 46. Kh3 Rxh2# 0-1

[Event "World Cup U18 Girls Prel"]
[Site "Tornelo INT"]
[Date "2021.08.01"]
[Round "10"]
[White "Vasquez Jaen, Lourdes Lorena"]
[Black "Rozas Lazcano, Valeska"]
[Result "0-1"]
[ECO "B84"]
[WhiteElo "1653"]
[BlackElo "1399"]
[PlyCount "88"]
[EventDate "2021.08.01"]
[EventType "swiss (rapid)"]
[EventRounds "10"]
[EventCountry "NET"]
[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. Be3 b5 6. a3 Bb7 7. Nc3 Qc7 8. Be2 Nf6 9. f3 Be7 10. 0-0 d6 11. Qe1 0-0 12. Bd3 d5 13. e5 Qxe5 14. f4 Qc7 15. f5 e5 16. Qg3 Nh5 17. Qh3 Nf6 18. g4 exd4 19. Bxd4 Bc5 20. Bxc5 Qxc5+ 21. Rf2 h6 22. Qg3 Nbd7 23. g5 hxg5 24. Qxg5 Qd4 25. Kf1 Qg4 26. Rg2 Qxg5 27. Rxg5 Nh7 28. Rg4 Ndf6 29. Rg3 Ne4 30. Bxe4 dxe4 31. Kf2 f6 32. Rag1 Rf7 33. h4 Rd8 34. Ke3 Re7 35. Ne2 Bc8 36. Nd4 Bd7 37. Ne6 Bxe6 38. fxe6 Rd6 39. R1g2 Rdxe6 40. Rd2 f5 41. Rd8+ Nf8 42. h5 Kf7 43. Rg5 Rf6 44. Ra8 Ne6 0-1

[Event "South America-ch U20"]
[Site "Chess.com INT"]
[Date "2021.06.19"]
[Round "1"]
[White "Aravena Navarro, Alexis Andres"]
[Black "Rozas Lazcano, Valeska"]
[Result "1/2-1/2"]
[ECO "B43"]
[WhiteElo "1937"]
[BlackElo "1399"]
[PlyCount "151"]
[EventDate "2021.06.19"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "CHI"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. Nc3 a6 4. Be2 b5 5. d4 cxd4 6. Nxd4 Bb7 7. a3 Bc5 8. 0-0 Qc7 9. Be3 Nf6 10. Ndxb5 axb5 11. Nxb5 Qb6 12. Bxc5 Qxc5 13. Nd6+ Kf8 14. Nxb7 Qb6 15. Nd6 Qxb2 16. Rb1 Qxa3 17. e5 Nd5 18. Qd4 Nc6 19. Qh4 Nxe5 20. Nb5 Qa5 21. Qe4 Nc6 22. Qc4 g6 23. Bf3 Ne5 24. Qc5+ Kg7 25. Bxd5 exd5 26. Qxd5 Rae8 27. h4 h5 28. Qd4 Kh7 29. Qf4 Re7 30. Nd6 Rf8 31. Ne4 f5 32. Ng5+ Kg7 33. Rfe1 Qd5 34. Rbd1 Qc6 35. c4 Rfe8 36. Re3 Qxc4 37. Qxc4 Nxc4 38. Red3 Ne5 39. Rd6 Nf7 40. Nxf7 Kxf7 41. Rxd7 Rxd7 42. Rxd7+ Re7 43. Rd8 Kf6 44. Kh2 Re6 45. Kg3 Ra6 46. Rf8+ Kg7 47. Rb8 Ra4 48. Rb7+ Kh6 49. f3 Rc4 50. Rf7 Ra4 51. Kh3 Rc4 52. Kh2 Rxh4+ 53. Kg3 Ra4 54. Rf8 h4+ 55. Kh3 Kg5 56. Rh8 Rc4 57. Rh7 Ra4 58. Rc7 Rd4 59. Rc6 Ra4 60. Rd6 Ra1 61. Kh2 Ra2 62. Rd4 Ra1 63. Rb4 Re1 64. Rb2 Kh5 65. Rb5 Re6 66. Kh3 Re1 67. Kh2 Re6 68. Rc5 Rf6 69. Re5 g5 70. Kh3 Kh6 71. f4 gxf4 72. Kxh4 Kg6 73. g4 fxg3 74. Kxg3 Kg5 75. Re8 Rg6 76. Kf3 1/2-1/2

[Event "South America-ch U20"]
[Site "Chess.com INT"]
[Date "2021.06.19"]
[Round "3"]
[White "Farias Jaque, Maximiliano"]
[Black "Rozas Lazcano, Valeska"]
[Result "1-0"]
[ECO "B38"]
[WhiteElo "1395"]
[BlackElo "1399"]
[PlyCount "119"]
[EventDate "2021.06.19"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "CHI"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. e4 c5 2. c4 d6 3. Nf3 g6 4. d4 cxd4 5. Nxd4 Bg7 6. Nc3 Nc6 7. Be3 Nf6 8. Be2 0-0 9. 0-0 Bd7 10. Qd2 a6 11. f3 Rc8 12. b3 Ne5 13. Rac1 Qa5 14. Rfd1 b5 15. cxb5 axb5 16. Ndxb5 Ra8 17. a4 Rfb8 18. Bf1 Be8 19. Na2 Qxd2 20. Rxd2 Bxb5 21. Bxb5 Rc8 22. Rdc2 Rxc2 23. Rxc2 Kf8 24. Nb4 Ne8 25. Nc6 Rc8 26. Rc1 e6 27. Nxe5 Rxc1+ 28. Bxc1 Bxe5 29. Bxe8 Kxe8 30. g3 Kd7 31. Kf2 Kc6 32. Ke3 Kc5 33. Ba3+ Kc6 34. b4 Bf6 35. Kd3 h5 36. Kc4 g5 37. b5+ Kc7 38. a5 Be7 39. Kd4 Kb7 40. e5 dxe5+ 41. Kxe5 Bxa3 42. Kf6 Bc1 43. Kxf7 e5 44. Ke6 Bd2 45. Kxe5 Bxa5 46. Kf5 Bd8 47. Kg6 h4 48. gxh4 gxh4 49. f4 Bc7 50. Kg5 Bd8+ 51. Kg6 Bc7 52. Kg5 Bd8+ 53. Kf5 Kb6 54. Ke6 Kxb5 55. f5 Kc4 56. f6 Kd4 57. f7 Bc7 58. f8Q Bxh2 59. Qf2+ Ke4 60. Qxh2 1-0

[Event "South America-ch U20"]
[Site "Chess.com INT"]
[Date "2021.06.19"]
[Round "6"]
[White "Poblete Valdes, Sofia Antonia"]
[Black "Rozas Lazcano, Valeska"]
[Result "0-1"]
[ECO "B23"]
[WhiteElo "1024"]
[BlackElo "1399"]
[PlyCount "74"]
[EventDate "2021.06.19"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "CHI"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 e6 3. g3 a6 4. Bg2 Qc7 5. f4 g6 6. d3 Ne7 7. Nf3 f5 8. 0-0 Bg7 9. h3 0-0 10. g4 Nbc6 11. gxf5 exf5 12. exf5 Nxf5 13. Ne2 d6 14. c3 Bd7 15. h4 Rae8 16. Kh2 Re7 17. Ng3 Nxg3 18. Kxg3 Ref7 19. Re1 Ne7 20. Ng5 Nf5+ 21. Kh2 Rf6 22. Rf1 Nxh4 23. Kg3 Nxg2 24. Kxg2 h6 25. Nf3 Bc6 26. Kg1 Qf7 27. Nh4 g5 28. Ng2 Bxg2 29. Kxg2 gxf4 30. Qg4 Rg6 31. Kh3 Rxg4 32. Kxg4 Qf5+ 33. Kf3 Qxd3+ 34. Kg2 Qg3+ 35. Kh1 Rf5 36. Rf2 Rh5+ 37. Rh2 Qxh2# 0-1

[Event "South America-ch U20"]
[Site "Chess.com INT"]
[Date "2021.06.19"]
[Round "4"]
[White "Rozas Lazcano, Valeska"]
[Black "Araneda Flores, Javier Armando"]
[Result "0-1"]
[ECO "B43"]
[WhiteElo "1399"]
[BlackElo "1258"]
[PlyCount "84"]
[EventDate "2021.06.19"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "CHI"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 e6 3. Nf3 a6 4. d4 cxd4 5. Nxd4 Qc7 6. g3 b5 7. Bg2 Bb7 8. 0-0 Nf6 9. a3 Be7 10. Re1 d6 11. Bg5 0-0 12. Rc1 Nbd7 13. h3 Rac8 14. Qd2 Nb6 15. Nb1 Nc4 16. Qc3 Nxe4 17. Bxe4 Bxg5 18. Rcd1 Bxe4 19. Rxe4 d5 20. Re2 Bf6 21. b3 Nd6 22. Qe3 Ne4 23. Nd2 Nc3 24. Ree1 Nxd1 25. Rxd1 Bxd4 26. Qxd4 Qxc2 27. Nf3 Qc3 28. Qh4 Qxf3 29. Rf1 Qxb3 30. g4 Rc3 31. Kh2 Qxa3 32. g5 Qd6+ 33. Kg2 Rc4 34. Qh5 Qf4 35. Rg1 Qe4+ 36. Kh2 Qh4 37. Qf3 Qf4+ 38. Qxf4 Rxf4 39. Kg3 Rc4 40. Ra1 Ra4 41. Rc1 a5 42. Rc5 b4 0-1

[Event "South America-ch U20"]
[Site "Chess.com INT"]
[Date "2021.06.19"]
[Round "2"]
[White "Rozas Lazcano, Valeska"]
[Black "Castellanos Villela, Alejandro"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "1399"]
[BlackElo "2202"]
[PlyCount "44"]
[EventDate "2021.06.19"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "CHI"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Be3 c5 4. f3 cxd4 5. Bxd4 Nf6 6. Nc3 Nc6 7. Be3 0-0 8. Qd2 e6 9. 0-0-0 Re8 10. g4 d5 11. exd5 Nxd5 12. Nxd5 exd5 13. Bh6 Bh8 14. h4 Qb6 15. c3 Be6 16. h5 d4 17. hxg6 fxg6 18. c4 d3 19. Be3 Qa6 20. a3 Qxc4+ 21. Kb1 Qa2+ 22. Kc1 Qa1# 0-1

[Event "South America-ch U20"]
[Site "Chess.com INT"]
[Date "2021.06.19"]
[Round "7"]
[White "Rozas Lazcano, Valeska"]
[Black "Guichaman Andrade, Pablo"]
[Result "0-1"]
[ECO "B27"]
[WhiteElo "1399"]
[BlackElo "1634"]
[PlyCount "94"]
[EventDate "2021.06.19"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "CHI"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Be3 c5 4. Nf3 Nf6 5. Nc3 Qa5 6. Qd2 Nc6 7. Bc4 Ng4 8. 0-0 Nxe3 9. fxe3 0-0 10. Rf2 a6 11. a3 b5 12. Be2 cxd4 13. exd4 Qb6 14. Rd1 d6 15. Nd5 Qa7 16. c3 e6 17. Nb4 Nxb4 18. axb4 Bb7 19. Bd3 e5 20. d5 Qb6 21. Kh1 a5 22. bxa5 Rxa5 23. Qe2 h6 24. Ne1 Rfa8 25. Nc2 Ra2 26. Nb4 Ra1 27. Rff1 Rxd1 28. Rxd1 Ra5 29. Rf1 Bc8 30. Qf3 Ra7 31. h3 Rc7 32. Qe2 Bd7 33. Qf3 Be8 34. Qe2 Ra7 35. Nc6 Bxc6 36. dxc6 Qxc6 37. Bxb5 Qc5 38. c4 h5 39. b3 Qd4 40. Qf3 f6 41. Rd1 Ra1 42. Rxa1 Qxa1+ 43. Kh2 Qb2 44. Kg1 Qd2 45. Ba4 Bh6 46. Qxf6 Be3+ 47. Kf1 Qd1# 0-1

[Event "South America-ch U20"]
[Site "Chess.com INT"]
[Date "2021.06.19"]
[Round "5"]
[White "Rozas Lazcano, Valeska"]
[Black "Mundaca Bermedo, Tomas Joaquin"]
[Result "0-1"]
[ECO "B47"]
[WhiteElo "1399"]
[BlackElo "1512"]
[PlyCount "110"]
[EventDate "2021.06.19"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "CHI"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 e6 3. Nf3 a6 4. d4 cxd4 5. Nxd4 Qc7 6. g3 Nf6 7. Bg2 Nc6 8. 0-0 b5 9. Nxc6 dxc6 10. a3 Bb7 11. Bg5 Be7 12. Qe2 0-0 13. Rad1 Rad8 14. h4 c5 15. Nb1 h6 16. Bf4 Qc8 17. c3 c4 18. Rfe1 Qa8 19. f3 Bc5+ 20. Be3 Bxe3+ 21. Qxe3 Qb8 22. Qf2 Rxd1 23. Rxd1 Rd8 24. Rxd8+ Qxd8 25. Qd2 Qb8 26. Qf2 Qd6 27. Qe1 a5 28. e5 Qb6+ 29. Qf2 Nd5 30. Qxb6 Nxb6 31. Nd2 Na4 32. Kf2 Nxb2 33. Ke2 Na4 34. Nb1 Kf8 35. Ke3 Ke7 36. Bf1 Kd7 37. f4 Bd5 38. Kd4 Kc6 39. Nd2 Nc5 40. Be2 Nb3+ 41. Nxb3 cxb3 42. Bd3 Bc4 43. Bb1 a4 44. g4 g6 45. g5 h5 46. Be4+ Bd5 47. Bb1 Kb6 48. Bd3 Bc4 49. Be4 Be2 50. Ke3 Bd1 51. Kd2 Bg4 52. Bb1 Bf5 53. Bxf5 exf5 54. Kd3 Kc5 55. Kd2 Kc4 0-1

[Event "Online Olym Disabilities"]
[Site "Tornelo INT"]
[Date "2020.11.27"]
[Round "7.11"]
[White "Jacome, Esteban"]
[Black "Rozas Lazcano, Valeska"]
[Result "1/2-1/2"]
[ECO "B43"]
[WhiteElo "1549"]
[BlackElo "1435"]
[PlyCount "173"]
[EventDate "2020.11.21"]
[EventType "team-swiss (rapid)"]
[EventRounds "7"]
[EventCountry "NET"]
[SourceTitle "CBM 199 Extra"]
[Source "ChessBase"]
[SourceDate "2021.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.01.31"]
[SourceQuality "1"]
[WhiteTeam "Ecuador"]
[BlackTeam "Chile"]
[WhiteTeamCountry "ECU"]
[BlackTeamCountry "CHI"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 Bc5 6. Nb3 Be7 7. 0-0 Qc7 8. Nc3 Nf6 9. f4 g6 10. Qf3 d6 11. Bd2 Nbd7 12. Rae1 b6 13. Qh3 Bb7 14. Re2 h5 15. Rfe1 0-0-0 16. e5 dxe5 17. fxe5 Nd5 18. Nxd5 Bxd5 19. Bxa6+ Bb7 20. Bxb7+ Qxb7 21. Qf3 Qxf3 22. gxf3 Kb7 23. a4 Nc5 24. Nxc5+ Bxc5+ 25. Be3 Bxe3+ 26. Rxe3 Rd4 27. Rd3 Rxd3 28. cxd3 Rd8 29. Rd1 Kc6 30. Kf2 Rd4 31. b3 Kd5 32. Ke3 Kxe5 33. Rc1 Rb4 34. Rc3 Kd5 35. f4 f6 36. h3 g5 37. fxg5 fxg5 38. Rc8 Rh4 39. Rd8+ Kc6 40. Rg8 Rxh3+ 41. Ke4 g4 42. Rg6 Kd6 43. b4 Rh1 44. a5 bxa5 45. bxa5 Ra1 46. Rg5 g3 47. Rxg3 Rxa5 48. Kf4 Rf5+ 49. Ke4 Re5+ 50. Kf4 Kd5 51. Rh3 Rf5+ 52. Ke3 e5 53. Rh4 Rg5 54. Kf3 Ke6 55. d4 exd4 56. Rxd4 Ke5 57. Ra4 Kf6 58. Ra6+ Kg7 59. Ra7+ Kh6 60. Kf4 Rg4+ 61. Kf3 Rb4 62. Ra8 Kg5 63. Ra5+ Kh4 64. Rd5 Rb8 65. Rd4+ Kh3 66. Rd1 Rf8+ 67. Ke4 h4 68. Rg1 Kh2 69. Rg7 h3 70. Ke3 Rf1 71. Ke2 Rg1 72. Rf7 Rg2+ 73. Kf1 Kh1 74. Rh7 h2 75. Rb7 Rg1+ 76. Kf2 Rd1 77. Rg7 Rd5 78. Kf1 Rf5+ 79. Ke2 Rf6 80. Rg4 Rc6 81. Kf1 Rc1+ 82. Kf2 Rg1 83. Rc4 Rg2+ 84. Kf1 Rg6 85. Rf4 Rg8 86. Kf2 Rg1 87. Rc4 1/2-1/2

[Event "Online Olym Disabilities"]
[Site "Tornelo INT"]
[Date "2020.11.26"]
[Round "6.7"]
[White "Rozas Lazcano, Valeska"]
[Black "Jennitha, Anto K"]
[Result "0-1"]
[ECO "B23"]
[WhiteElo "1435"]
[BlackElo "2001"]
[PlyCount "88"]
[EventDate "2020.11.21"]
[EventType "team-swiss (rapid)"]
[EventRounds "7"]
[EventCountry "NET"]
[SourceTitle "CBM 199 Extra"]
[Source "ChessBase"]
[SourceDate "2021.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.01.31"]
[SourceQuality "1"]
[WhiteTeam "Chile"]
[BlackTeam "India"]
[WhiteTeamCountry "CHI"]
[BlackTeamCountry "IND"]

1. e4 c5 2. Nc3 Nc6 3. Bb5 g6 4. Bxc6 dxc6 5. f4 Bg7 6. Nf3 Qc7 7. d3 Bg4 8. h3 Bxf3 9. Qxf3 0-0-0 10. 0-0 f5 11. e5 e6 12. Be3 b6 13. a4 a5 14. Rad1 Ne7 15. b3 g5 16. g3 gxf4 17. gxf4 Rdg8 18. Kh1 Nd5 19. Nxd5 cxd5 20. c4 d4 21. Bf2 Qb7 22. Qxb7+ Kxb7 23. Rg1 Bh6 24. Bg3 Rg6 25. Kg2 Bxf4 26. Kf3 Be3 27. Bf2 Bxf2 28. Kxf2 Rhg8 29. Rxg6 Rxg6 30. Kf3 Kc7 31. Rf1 h5 32. Kf4 h4 33. Rf3 Kd7 34. Rf1 Ke7 35. Rd1 Rg3 36. Rd2 Kf7 37. Rd1 Kg6 38. Rd2 Kh5 39. Rd1 Rxh3 40. Rd2 Re3 41. Rd1 h3 42. Rd2 Kh4 43. Rd1 h2 44. Rh1 Kh3 0-1

[Event "Online Olym Disabilities"]
[Site "Tornelo INT"]
[Date "2020.11.25"]
[Round "5.10"]
[White "Rozas Lazcano, Valeska"]
[Black "Lauser, Jessica T"]
[Result "1-0"]
[ECO "C40"]
[WhiteElo "1435"]
[PlyCount "139"]
[EventDate "2020.11.21"]
[EventType "team-swiss (rapid)"]
[EventRounds "7"]
[EventCountry "NET"]
[SourceTitle "CBM 199 Extra"]
[Source "ChessBase"]
[SourceDate "2021.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.01.31"]
[SourceQuality "1"]
[WhiteTeam "Chile"]
[BlackTeam "United States"]
[WhiteTeamCountry "CHI"]
[BlackTeamCountry "USA"]

1. e4 e5 2. Nf3 d5 3. exd5 e4 4. Qe2 Nf6 5. Nc3 Be7 6. Nxe4 0-0 7. d3 Re8 8. Qd2 Nxe4 9. dxe4 Bc5 10. Be2 Rxe4 11. 0-0 Bd6 12. Bd3 Re8 13. Re1 Bg4 14. Rxe8+ Qxe8 15. Qe3 Qc8 16. Bd2 Nd7 17. Bc3 Qf8 18. Qe4 f5 19. Qe6+ Qf7 20. Ng5 Qxe6 21. dxe6 Nc5 22. Bc4 Be7 23. Nf3 Ne4 24. Be1 Rd8 25. Ne5 Bh5 26. Nd3 Nd6 27. Bb3 b6 28. Nf4 Be8 29. Nd5 Kf8 30. Nxc7 Bc6 31. Nd5 Ne4 32. Nxe7 Kxe7 33. Bb4+ Nc5 34. Bxc5+ bxc5 35. Rc1 Rd4 36. c3 Rg4 37. g3 h5 38. Re1 h4 39. h3 Rg5 40. Kh2 hxg3+ 41. fxg3 f4 42. g4 Rg6 43. Kg1 Rf6 44. Kf2 g5 45. Re5 Rh6 46. Rxg5 Rxh3 47. Rg7+ Kf6 48. Rf7+ Ke5 49. e7 Rh2+ 50. Kf1 Ke4 51. Bd1 Rh1+ 52. Ke2 Rh2+ 53. Ke1 Ke3 54. e8Q+ Bxe8 55. Re7+ Kd3 56. Rxe8 Rxb2 57. Rd8+ Ke4 58. Rd2 Rb6 59. Kf2 Rh6 60. Bf3+ Ke5 61. Rd5+ Ke6 62. c4 Rh2+ 63. Bg2 Rh4 64. Kf3 Rh7 65. Kxf4 Rc7 66. Be4 a5 67. Bf5+ Kf6 68. g5+ Ke7 69. g6 Rc6 70. Kg5 1-0

[Event "Online Olym Disabilities"]
[Site "Tornelo INT"]
[Date "2020.11.24"]
[Round "4.12"]
[White "Demirel, Huseyin"]
[Black "Rozas Lazcano, Valeska"]
[Result "0-1"]
[ECO "B28"]
[WhiteElo "1451"]
[BlackElo "1435"]
[PlyCount "132"]
[EventDate "2020.11.21"]
[EventType "team-swiss (rapid)"]
[EventRounds "7"]
[EventCountry "NET"]
[SourceTitle "CBM 199 Extra"]
[Source "ChessBase"]
[SourceDate "2021.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.01.31"]
[SourceQuality "1"]
[WhiteTeam "Turkey"]
[BlackTeam "Chile"]
[WhiteTeamCountry "TUR"]
[BlackTeamCountry "CHI"]

1. e4 c5 2. Nf3 e6 3. c3 a6 4. d4 cxd4 5. cxd4 Be7 6. Nc3 d6 7. Bd3 Nd7 8. 0-0 Ngf6 9. Bc2 b5 10. h3 Bb7 11. a3 Qc7 12. Re1 0-0 13. Qd3 e5 14. b4 Nb6 15. Bg5 Rac8 16. Bd2 Nc4 17. Bc1 Nb6 18. Bb2 Nc4 19. Bc1 Rfd8 20. Ra2 Nb6 21. Bb2 Nc4 22. Ba1 Qd7 23. Nd5 Bxd5 24. exd5 e4 25. Rxe4 Nxe4 26. Qxe4 g6 27. Bd3 Bf6 28. Qf4 Bg7 29. h4 h5 30. g3 Re8 31. Bf1 Qg4 32. Qxg4 hxg4 33. Nd2 Nxd2 34. Rxd2 Re7 35. Kg2 Bh6 36. Rd1 Rc2 37. a4 Rc1 38. Rxc1 Bxc1 39. axb5 axb5 40. Bxb5 Rb7 41. Be2 Rxb4 42. Bxg4 Bb2 43. Bxb2 Rxb2 44. Kf3 f5 45. Bh3 Kg7 46. g4 fxg4+ 47. Bxg4 Kf6 48. Be6 Rd2 49. Ke3 Rb2 50. Bg4 Rb3+ 51. Ke4 Rb1 52. h5 Kg5 53. Be2 Rb2 54. Kf3 gxh5 55. Bf1 Rb8 56. Kg3 Rf8 57. Bg2 h4+ 58. Kh3 Rxf2 59. Bh1 Rd2 60. Bg2 Rxd4 61. Bh1 Rd3+ 62. Kh2 Kg4 63. Be4 Rd2+ 64. Kh1 Kg3 65. Bg2 Rd1+ 66. Bf1 Rxf1# 0-1

[Event "Online Olym Disabilities"]
[Site "Tornelo INT"]
[Date "2020.11.23"]
[Round "3.13"]
[White "Rozas Lazcano, Valeska"]
[Black "Belyayeva, Nadezhda"]
[Result "1-0"]
[ECO "C58"]
[WhiteElo "1435"]
[PlyCount "141"]
[EventDate "2020.11.21"]
[EventType "team-swiss (rapid)"]
[EventRounds "7"]
[EventCountry "NET"]
[SourceTitle "CBM 199 Extra"]
[Source "ChessBase"]
[SourceDate "2021.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.01.31"]
[SourceQuality "1"]
[WhiteTeam "Chile"]
[BlackTeam "Azerbaijan"]
[WhiteTeamCountry "CHI"]
[BlackTeamCountry "AZE"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Na5 6. Bb5+ Bd7 7. Qe2 Bd6 8. d4 Bxb5 9. Qxb5+ c6 10. dxc6 Nxc6 11. d5 Qa5+ 12. Qxa5 Nxa5 13. Nc3 0-0 14. 0-0 Rac8 15. Nge4 Nxe4 16. Nxe4 Bb8 17. c3 f5 18. Nd2 Rfd8 19. Nb3 Nxb3 20. axb3 Rxd5 21. Be3 a6 22. Rad1 Rcd8 23. Rxd5 Rxd5 24. Re1 Kf7 25. Kf1 h6 26. Ke2 g5 27. c4 Rd7 28. b4 f4 29. Bd2 Kg6 30. Bc3 g4 31. f3 h5 32. Kf2 Kf5 33. h3 gxf3 34. gxf3 Ba7+ 35. Ke2 Bd4 36. Rd1 Rg7 37. Bxd4 exd4 38. Rxd4 Rg2+ 39. Kd3 Rxb2 40. Rd5+ Kg6 41. b5 axb5 42. cxb5 Rb4 43. h4 Rb1 44. Ke4 Rh1 45. Kxf4 Rxh4+ 46. Kg3 Rb4 47. f4 Rb1 48. Rg5+ Kh6 49. Rd5 Rg1+ 50. Kf2 Rg6 51. Rd3 Rf6 52. Kg3 Rf5 53. Rd6+ Kg7 54. b6 Rb5 55. Rd7+ Kh6 56. Rxb7 Rb3+ 57. Kh4 Rb1 58. Rb8 Rh1+ 59. Kg3 Rg1+ 60. Kh2 Rb1 61. b7 Rb2+ 62. Kh3 Rb3+ 63. Kh4 Rb1 64. Rh8+ Kg6 65. b8Q Rxb8 66. Rxb8 Kf5 67. Kxh5 Kxf4 68. Rf8+ Kg3 69. Kg5 Kg2 70. Kg4 Kh2 71. Rf3 1-0

[Event "Online Olym Disabilities"]
[Site "Tornelo INT"]
[Date "2020.11.22"]
[Round "2.1"]
[White "Stolarczyk, Anna"]
[Black "Rozas Lazcano, Valeska"]
[Result "1-0"]
[ECO "A49"]
[WhiteElo "1909"]
[BlackElo "1435"]
[PlyCount "57"]
[EventDate "2020.11.21"]
[EventType "team-swiss (rapid)"]
[EventRounds "7"]
[EventCountry "NET"]
[SourceTitle "CBM 199 Extra"]
[Source "ChessBase"]
[SourceDate "2021.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.01.31"]
[SourceQuality "1"]
[WhiteTeam "Poland"]
[BlackTeam "Chile"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "CHI"]

1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 0-0 5. 0-0 d6 6. Re1 Nc6 7. d5 Nb8 8. e4 e5 9. dxe6 Bxe6 10. Nc3 Nc6 11. Bg5 h6 12. Bf4 Kh7 13. Nd5 Ne7 14. c4 Nexd5 15. exd5 Bg4 16. Qc2 Bxf3 17. Bxf3 Re8 18. Rxe8 Qxe8 19. Rc1 Nd7 20. b4 b6 21. h4 Qe7 22. h5 Re8 23. Be3 Qe5 24. hxg6+ fxg6 25. Bg4 Nf6 26. Be6 Re7 27. a4 h5 28. Bf4 Qd4 29. Rd1 1-0

[Event "Online Olym Disabilities"]
[Site "Tornelo INT"]
[Date "2020.11.21"]
[Round "1.18"]
[White "Rozas Lazcano, Valeska"]
[Black "Mashonganyika, Tafadzwa"]
[Result "1-0"]
[ECO "C01"]
[WhiteElo "1435"]
[PlyCount "45"]
[EventDate "2020.11.21"]
[EventType "team-swiss (rapid)"]
[EventRounds "7"]
[EventCountry "NET"]
[SourceTitle "CBM 199 Extra"]
[Source "ChessBase"]
[SourceDate "2021.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2021.01.31"]
[SourceQuality "1"]
[WhiteTeam "Chile"]
[BlackTeam "Zimbabwe"]
[WhiteTeamCountry "CHI"]
[BlackTeamCountry "ZIM"]

1. e4 e6 2. d4 d6 3. Nc3 Bd7 4. Be3 e5 5. Nf3 Nf6 6. dxe5 Ng8 7. exd6 cxd6 8. Bc4 Qf6 9. Rb1 Ne7 10. Nd5 Nxd5 11. Bxd5 Bc6 12. 0-0 Nd7 13. Re1 Be7 14. Bg5 Qg6 15. Bxe7 Kxe7 16. Nd4 Rhe8 17. Bxc6 bxc6 18. Nxc6+ Kf8 19. Qd5 Nf6 20. Qxd6+ Re7 21. Nxe7 Ne8 22. Nxg6+ Kg8 23. Qf8# 1-0

[Event "South America-ch U16 Girls 16th"]
[Site "Buenos Aires"]
[Date "2019.12.02"]
[Round "2.7"]
[White "Ayala Rosero, Ariana Marcela"]
[Black "Rozas Lazcano, Valeska"]
[Result "1-0"]
[ECO "E99"]
[WhiteElo "1515"]
[BlackElo "1396"]
[PlyCount "81"]
[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. d4 d6 2. Nf3 Nf6 3. c4 g6 4. Nc3 Bg7 5. e4 0-0 6. Be2 Nc6 7. 0-0 e5 8. d5 Ne7 9. Ne1 Ne8 10. Be3 f5 11. f3 f4 12. Bf2 Nf6 13. b4 g5 14. c5 Ng6 15. Rc1 Rf7 16. a4 Bf8 17. cxd6 Bxd6 18. Nd3 b6 19. Nb5 Bb7 20. Nxd6 cxd6 21. b5 Nd7 22. Nb4 Nc5 23. Nc6 Qc7 24. Bxc5 bxc5 25. a5 Nf8 26. Qb3 Bxc6 27. dxc6 Kg7 28. Bc4 Re7 29. b6 Qd8 30. c7 Rxc7 31. bxc7 Qxc7 32. Rb1 Nd7 33. Qb7 Rc8 34. Ba6 Qxb7 35. Rxb7 Rd8 36. Bb5 Kf6 37. Rxd7 Rb8 38. Rxd6+ Ke7 39. Rd7+ Ke6 40. Rfd1 Rxb5 41. R1d6# 1-0

[Event "South America-ch U16 Girls 16th"]
[Site "Buenos Aires"]
[Date "2019.12.02"]
[Round "3.10"]
[White "Rozas Lazcano, Valeska"]
[Black "Lugo, Sabrina"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "1396"]
[BlackElo "1064"]
[PlyCount "142"]
[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. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. b4 Bd6 6. d3 a6 7. 0-0 0-0 8. Re1 Be7 9. Nbd2 d6 10. Bb3 b5 11. Nf1 h6 12. Ng3 Re8 13. h3 Bb7 14. Be3 Bf8 15. a4 Ne7 16. Nh4 c6 17. a5 Qd7 18. Qd2 Bc8 19. Ngf5 Nxf5 20. Nxf5 d5 21. Qc2 Qb7 22. Ng3 dxe4 23. dxe4 Be6 24. Bb6 Nd7 25. Be3 Nf6 26. Rad1 Bxb3 27. Qxb3 Qe7 28. Rd2 Rad8 29. Red1 Rxd2 30. Rxd2 Rd8 31. Nf5 Qe8 32. Qc2 Rxd2 33. Bxd2 Qe6 34. f3 Nd7 35. Ne3 f6 36. Kf2 g5 37. Qd3 Kg7 38. Nf5+ Kg8 39. h4 Qf7 40. hxg5 hxg5 41. Be3 Qa2+ 42. Kg3 Qf7 43. Bb6 Qe6 44. Bc7 Kf7 45. Kf2 Qa2+ 46. Ke3 Qe6 47. Bd6 Bxd6 48. Nxd6+ Ke7 49. Nb7 Ke8 50. Nc5 Nxc5 51. bxc5 Qe7 52. Qd6 Qxd6 53. cxd6 Kd7 54. Kd3 Kxd6 55. c4 Kc5 56. g3 Kb4 57. cxb5 cxb5 58. g4 Ka3 59. Kc2 b4 60. Kb1 Ka4 61. Ka2 Kxa5 62. Kb3 Kb5 63. Kb2 a5 64. Kb3 a4+ 65. Ka2 Kc4 66. Ka1 Kc3 67. Ka2 b3+ 68. Ka1 Kc2 69. f4 b2+ 70. Ka2 b1Q+ 71. Ka3 Qb3# 0-1

[Event "South America-ch U16 Girls 16th"]
[Site "Buenos Aires"]
[Date "2019.12.01"]
[Round "1.4"]
[White "Rozas Lazcano, Valeska"]
[Black "Bosco, Giuliana"]
[Result "1/2-1/2"]
[ECO "C01"]
[WhiteElo "1396"]
[BlackElo "1813"]
[PlyCount "58"]
[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. e4 e6 2. d4 d5 3. exd5 exd5 4. Bd3 Nc6 5. Nf3 Bg4 6. Be3 Qd7 7. Nc3 Bb4 8. h3 Bh5 9. a3 Ba5 10. Be2 Nge7 11. b4 Bb6 12. Na4 Bg6 13. Nc5 Bxc5 14. bxc5 Nf5 15. 0-0 0-0 16. Bb5 Nxe3 17. fxe3 Qe7 18. Qd2 Nd8 19. Ne5 c6 20. Nxg6 hxg6 21. Bd3 Ne6 22. Rae1 Qg5 23. Qf2 Rad8 24. c3 f5 25. g3 f4 26. h4 Qg4 27. Qf3 Qxg3+ 28. Qxg3 fxg3 29. Kg2 Rf2+ 1/2-1/2

[Event "CHI-ch sf qual"]
[Site "La Calera"]
[Date "2019.08.31"]
[Round "6.2"]
[White "Mcgilli Roncallo, Darrel"]
[Black "Rozas Lazcano, Valeska"]
[Result "1/2-1/2"]
[ECO "B25"]
[WhiteElo "1369"]
[BlackElo "1396"]
[PlyCount "195"]
[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 c5 2. Nc3 g6 3. f4 Bg7 4. Nf3 Nc6 5. g3 d6 6. Bg2 Nf6 7. d3 Bg4 8. 0-0 Nd4 9. Ne2 Nxf3+ 10. Bxf3 Bxf3 11. Rxf3 0-0 12. c3 Qd7 13. Be3 Ng4 14. Qb3 Nxe3 15. Rxe3 e6 16. Re1 Rfe8 17. d4 cxd4 18. Nxd4 Bxd4 19. cxd4 Rac8 20. g4 e5 21. f5 exd4 22. Rd3 Kg7 23. Qd5 Qe7 24. Qxd4+ Qe5 25. Qxd6 Qxd6 26. Rxd6 Rc2 27. f6+ Kh6 28. Rd7 Rf8 29. Rxb7 Kg5 30. e5 Kxg4 31. h3+ Kxh3 32. Re4 Rg2+ 33. Kf1 Rg4 34. Rxg4 Kxg4 35. Rxa7 Kf5 36. Ra5 h5 37. Rc5 Rb8 38. b3 Ke6 39. Kf2 h4 40. Kf3 h3 41. Kg3 Rh8 42. Kh2 g5 43. a4 g4 44. Rc3 Kxe5 45. Rg3 Rb8 46. a5 Kf5 47. Rc3 Kxf6 48. a6 Rb6 49. a7 Ra6 50. Rc6+ Rxc6 51. a8Q Rc2+ 52. Kg3 Rg2+ 53. Kf4 Kg6 54. Qe4+ Kg7 55. Qe1 h2 56. Qh1 Rb2 57. Kxg4 Rxb3 58. Qxh2 Rb4+ 59. Kf3 Rb3+ 60. Ke4 Rb4+ 61. Kd3 Rg4 62. Qf2 Kg6 63. Qe3 f6 64. Qe8+ Kg5 65. Qg8+ Kf5 66. Qd5+ Kg6 67. Qe6 Kg5 68. Ke3 f5 69. Qe7+ Kg6 70. Kf3 Re4 71. Qd6+ Kg5 72. Qd8+ Kg6 73. Qd7 Kf6 74. Qc7 Kg6 75. Qd7 Kf6 76. Qd5 Kg5 77. Qf7 Rf4+ 78. Ke3 Re4+ 79. Kd3 Kg4 80. Qg6+ Kf4 81. Qd6+ Kg5 82. Qd5 Kf4 83. Qd6+ Kg5 84. Qg3+ Kf6 85. Qf3 Kg5 86. Kd2 Kg6 87. Qd3 Kg5 88. Qd5 Kg4 89. Kd3 Kg5 90. Qa2 Kf6 91. Qg2 Ke6 92. Kc3 Kf6 93. Kd2 Ke6 94. Kd3 Kf6 95. Kc3 Ke6 96. Kd3 Kf6 97. Qxe4 fxe4+ 98. Kxe4 1/2-1/2

[Event "CHI-ch sf qual"]
[Site "La Calera"]
[Date "2019.08.31"]
[Round "3.1"]
[White "Rozas Lazcano, Valeska"]
[Black "Castro Zuniga, Rodrigo Antonio"]
[Result "0-1"]
[ECO "B43"]
[WhiteElo "1396"]
[BlackElo "2005"]
[PlyCount "98"]
[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 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. Be3 Bb4 7. Qd2 Nf6 8. f3 d5 9. Bd3 e5 10. Nb3 d4 11. Nxd4 exd4 12. Bxd4 Nbd7 13. Qg5 0-0 14. 0-0-0 Bd6 15. Nd5 Qd8 16. Nxf6+ Nxf6 17. e5 Qa5 18. f4 h6 19. Qg3 Nh5 20. Qh4 Nxf4 21. Qxf4 Be7 22. Qe4 g6 23. g4 Qxa2 24. h4 Rd8 25. c3 Be6 26. Bb1 Qd5 27. Qxd5 Bxd5 28. Rh2 Bf3 29. Rg1 Rac8 30. Rg3 Bc6 31. Re3 Ba4 32. Bc2 Bd7 33. Bd1 Be6 34. Bf3 Rxd4 35. Bxb7 Bb3 36. Re1 Rc7 37. Be4 Ra4 38. Kd2 Rd7+ 39. Ke3 Bc5+ 40. Kf3 Kg7 41. Rhe2 Bd1 42. Bc6 Rd3+ 43. Kg2 Rxg4+ 44. Kh2 Rxh4+ 45. Kg2 Rg4+ 46. Kh2 Bxe2 47. Rxe2 Bg1+ 48. Kh1 Rh3+ 49. Rh2 Rxh2# 0-1

[Event "Vina del Mar U2200"]
[Site "Vina del Mar"]
[Date "2019.04.28"]
[Round "5.5"]
[White "Rozas Lazcano, Valeska"]
[Black "Valencia Silva, Roberto"]
[Result "0-1"]
[ECO "C53"]
[WhiteElo "1333"]
[PlyCount "82"]
[EventDate "2019.04.27"]
[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. Bc4 Bc5 4. c3 Qe7 5. d3 Nf6 6. Nbd2 d6 7. Nf1 h6 8. Ng3 0-0 9. 0-0 Kh7 10. Bb3 Bb6 11. Bc2 g6 12. Be3 Bd7 13. Qd2 Ng8 14. Bxb6 axb6 15. d4 Rad8 16. Qe3 Bg4 17. Bd1 Bxf3 18. Bxf3 f5 19. exf5 gxf5 20. Bxc6 bxc6 21. dxe5 dxe5 22. Ne2 c5 23. Rfe1 Qf6 24. Rad1 Rd6 25. Rxd6 cxd6 26. c4 Rf7 27. Nc3 Ne7 28. Rd1 Nc6 29. Nd5 Qd8 30. Qb3 Rb7 31. Qf3 Nd4 32. Rxd4 cxd4 33. Nf6+ Qxf6 34. Qxb7+ Kg6 35. Qxb6 d3 36. Qe3 e4 37. Qd2 Qd4 38. Kf1 Qxc4 39. b3 Qc2 40. Ke1 Qb1+ 41. Qd1 Qxa2 0-1

[Event "CHI-ch (Women)"]
[Site "Las Condes"]
[Date "2019.02.12"]
[Round "1"]
[White "Rozas Lazcano, Valeska"]
[Black "Jorquera Cabello, Valentina Paz"]
[Result "0-1"]
[ECO "B20"]
[WhiteElo "1219"]
[BlackElo "2016"]
[PlyCount "82"]
[EventDate "2019.02.12"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CHI"]
[SourceTitle "CBM 188 Extra"]
[Source "ChessBase"]
[SourceDate "2019.02.26"]
[SourceVersion "1"]
[SourceVersionDate "2019.02.26"]
[SourceQuality "1"]

1. e4 c5 2. b4 d6 3. bxc5 dxc5 4. Nf3 Nc6 5. Bb5 Bd7 6. 0-0 e6 7. c3 Nf6 8. Re1 a6 9. Ba4 c4 10. Bc2 e5 11. d4 cxd3 12. Qxd3 h6 13. Nbd2 Bc5 14. h3 0-0 15. Nf1 Qc7 16. Ne3 Bxe3 17. Qxe3 Rac8 18. Bb3 Na5 19. Ba3 Rfe8 20. Rac1 Be6 21. Nd2 Nc4 22. Nxc4 Bxc4 23. Bb2 Red8 24. Red1 b5 25. Qf3 Qc6 26. Re1 Rd2 27. Ba1 Rcd8 28. g4 R8d3 29. Qf5 Rxh3 30. g5 Rh5 31. Qf3 Rxg5+ 32. Kh1 Ng4 33. Rc2 Nxf2+ 34. Kh2 Ng4+ 35. Kh1 Rd3 36. Qg2 Qg6 37. Rg1 Qh5+ 38. Qh2 Nxh2 39. Rxh2 Qf3+ 40. Rgg2 Qf1+ 41. Rg1 Rxg1# 0-1

[Event "CHI-ch sf qual A"]
[Site "Quilpue"]
[Date "2019.01.05"]
[Round "4.2"]
[White "Rozas Lazcano, Valeska"]
[Black "Manriquez Casanova, Daniel"]
[Result "0-1"]
[ECO "B27"]
[WhiteElo "1204"]
[BlackElo "1424"]
[PlyCount "137"]
[EventDate "2019.01.05"]
[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 g6 3. Nc3 Bg7 4. b3 Nc6 5. Bb2 Nf6 6. Bd3 0-0 7. a3 d5 8. exd5 Nxd5 9. 0-0 Nxc3 10. Bxc3 Bxc3 11. dxc3 Bg4 12. h3 Bd7 13. Qd2 e6 14. Qh6 Qf6 15. Ng5 Qg7 16. Qxg7+ Kxg7 17. Rad1 Rfd8 18. Rfe1 Ne7 19. Ne4 b6 20. c4 Bc6 21. Ng3 Rd7 22. Be2 Rad8 23. Rxd7 Rxd7 24. Rd1 Rxd1+ 25. Bxd1 e5 26. f3 f5 27. Kf2 Kf6 28. Ne2 f4 29. g4 g5 30. Nc3 Ke6 31. Be2 a5 32. a4 Nc8 33. Bd3 Ne7 34. Bxh7 Kd6 35. Be4 Bd7 36. Bd5 Nc6 37. Ne4+ Ke7 38. Bxc6 Bxc6 39. Nxg5 Kf6 40. h4 Kg6 41. Ke2 Kf6 42. Kd3 Bd7 43. Ne4+ Ke6 44. h5 Bc6 45. h6 Kf7 46. g5 Kg6 47. c3 Bd7 48. Ke2 Bf5 49. Nf6 Bc2 50. h7 Kg7 51. Nd7 Kxh7 52. Nxb6 Bxb3 53. Kd3 Bd1 54. Ke4 Kg6 55. Kxe5 Kxg5 56. Kd5 Bxf3+ 57. Kxc5 Bb7 58. Nd5 f3 59. Ne3 Kf4 60. Kd4 Bc6 61. Nd5+ Bxd5 62. cxd5 f2 63. Kc5 f1Q 64. c4 Ke5 65. d6 Qd3 66. Kb5 Kxd6 67. Kxa5 Qxc4 68. Kb6 Qxa4 69. Kb7 0-1

[Event "Vina del Mar op 11th"]
[Site "Vina del Mar"]
[Date "2019.??.??"]
[Round "6"]
[White "Flores Knistoff, Dennis Esteban"]
[Black "Rozas Lazcano, Valeska"]
[Result "1/2-1/2"]
[ECO "D79"]
[WhiteElo "1551"]
[BlackElo "1345"]
[PlyCount "129"]
[EventDate "2019.05.19"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "CHI"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. Nf3 c5 2. g3 g6 3. Bg2 Bg7 4. c3 Nc6 5. 0-0 Nf6 6. d4 cxd4 7. cxd4 d5 8. Nc3 0-0 9. Bf4 a6 10. a3 Bg4 11. h3 Be6 12. Rc1 Rc8 13. Qd2 Qd7 14. Kh2 Ne4 15. Qe3 Nxc3 16. Rxc3 f6 17. Bh6 Na5 18. Bxg7 Kxg7 19. Nd2 b5 20. b3 Nb7 21. Rfc1 Nd6 22. f3 Rxc3 23. Rxc3 Nf5 24. Qf2 Rc8 25. Rc5 Nd6 26. e4 dxe4 27. fxe4 Nb7 28. Rxc8 Qxc8 29. d5 Bd7 30. Qd4 Qc5 31. Qb2 Nd6 32. e5 Nf5 33. exf6+ exf6 34. Ne4 Qd4 35. Qxd4 Nxd4 36. Nc5 Be8 37. d6 Bc6 38. d7 Bxd7 39. Nxd7 Nxb3 40. Bb7 a5 41. Bc6 Nd4 42. Nb8 b4 43. axb4 axb4 44. Be4 b3 45. Na6 b2 46. Nc5 f5 47. Bb1 Nf3+ 48. Kg2 Nd2 49. Bd3 b1Q 50. Bxb1 Nxb1 51. Kf3 Nc3 52. Ne6+ Kf6 53. Nf8 h6 54. Nd7+ Ke6 55. Nc5+ Kd6 56. Nd3 Nd5 57. h4 g5 58. hxg5 hxg5 59. Nf2 Kc5 60. Nd3+ Kd4 61. Nf2 Nf6 62. g4 f4 63. Nh3 Ne4 64. Nxg5 Nxg5+ 65. Kxf4 1/2-1/2

[Event "Vina del Mar op 11th"]
[Site "Vina del Mar"]
[Date "2019.??.??"]
[Round "3"]
[White "Gonzalez Uslar, Raul"]
[Black "Rozas Lazcano, Valeska"]
[Result "0-1"]
[ECO "A48"]
[WhiteElo "1747"]
[BlackElo "1345"]
[PlyCount "29"]
[EventDate "2019.05.19"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "CHI"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. d4 g6 2. Bf4 Bg7 3. e3 Nf6 4. Nf3 d6 5. Bd3 Nc6 6. c3 Nh5 7. Bg3 a6 8. Nbd2 Bd7 9. Qc2 b5 10. Ng5 0-0 11. a3 e5 12. Ndf3 exd4 13. cxd4 b4 14. Bh4 Qe8 15. g4 0-1

[Event "Vina del Mar op 11th"]
[Site "Vina del Mar"]
[Date "2019.??.??"]
[Round "1"]
[White "Nauto Munoz, Isaias Ignacio"]
[Black "Rozas Lazcano, Valeska"]
[Result "1-0"]
[ECO "E66"]
[WhiteElo "2071"]
[BlackElo "1345"]
[PlyCount "91"]
[EventDate "2019.05.19"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "CHI"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. c4 c5 2. Nf3 Nf6 3. Nc3 g6 4. g3 Bg7 5. Bg2 Nc6 6. 0-0 0-0 7. d4 d6 8. d5 Nb8 9. e4 e6 10. dxe6 Bxe6 11. Qd3 Qd7 12. Rd1 a6 13. Bf4 Rd8 14. Qxd6 Qxd6 15. Bxd6 Bxc4 16. Bxc5 Nc6 17. Bb6 Re8 18. Nd4 Nd7 19. Nxc6 Nxb6 20. Nb4 Rad8 21. Rac1 Bh6 22. f4 g5 23. b3 gxf4 24. bxc4 f3 25. Bxf3 Bxc1 26. Rxc1 Nxc4 27. Ncd5 Kg7 28. Rxc4 a5 29. Nd3 b5 30. Rc7 b4 31. Bh5 Rxe4 32. Bxf7 Kh6 33. N3f4 Rf8 34. h4 Rd4 35. Rc6+ Kg7 36. Ne6+ Kh8 37. Nxd4 Rxf7 38. Ne6 h5 39. Ndf4 Kh7 40. Ng5+ Kg7 41. Nxh5+ Kg8 42. Nxf7 Kxf7 43. g4 a4 44. g5 b3 45. g6+ Kg8 46. Rc8# 1-0

[Event "Vina del Mar op 11th"]
[Site "Vina del Mar"]
[Date "2019.??.??"]
[Round "5"]
[White "Rozas Lazcano, Valeska"]
[Black "Azocar Gajardo, Javiera"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "1345"]
[BlackElo "956"]
[PlyCount "141"]
[EventDate "2019.05.19"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "CHI"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 d6 6. Nbd2 d5 7. exd5 Nxd5 8. Ne4 Be7 9. 0-0 b6 10. Bb5 Bb7 11. Nxe5 0-0 12. Bxc6 Bxc6 13. Nxc6 Qd7 14. Nxe7+ Qxe7 15. c4 Nb4 16. a3 Nc6 17. b4 Qe5 18. Bd2 Rad8 19. Bc3 Qe6 20. Qf3 Ne5 21. Bxe5 Qxe5 22. Rad1 Qd4 23. Qe3 Qd7 24. Rfe1 f5 25. Nc3 Rfe8 26. Qf3 Rxe1+ 27. Rxe1 Qxd3 28. Qxd3 Rxd3 29. Nb1 c5 30. Kf1 Kf7 31. Ke2 Rd8 32. Rd1 Rxd1 33. Kxd1 Ke6 34. Kd2 Kd6 35. b5 Ke5 36. Kd3 g5 37. Nc3 g4 38. Nd5 h5 39. f4+ gxf3 40. gxf3 f4 41. h3 h4 42. Ne7 Kd6 43. Nc8+ Kc7 44. Nxa7 Kb7 45. Nc6 Kc7 46. Ke4 Kd6 47. Kxf4 Ke6 48. Kg4 Kf6 49. Kxh4 Kf5 50. Kg3 Kf6 51. Kg4 Kg6 52. f4 Kf6 53. f5 Kg7 54. Kg5 Kf7 55. h4 Kg7 56. f6+ Kf7 57. Nd8+ Ke8 58. Kg6 Kxd8 59. f7 Ke7 60. Kg7 Ke6 61. f8Q Ke5 62. Qd8 Ke4 63. h5 Ke3 64. h6 Ke4 65. h7 Ke3 66. h8R Ke4 67. Re8+ Kf4 68. Qf6+ Kg3 69. Kf7 Kg4 70. Rg8+ Kh3 71. Qh6# 1-0

[Event "Vina del Mar op 11th"]
[Site "Vina del Mar"]
[Date "2019.??.??"]
[Round "4"]
[White "Rozas Lazcano, Valeska"]
[Black "Saavedra Garcia, Rodrigo"]
[Result "0-1"]
[ECO "B33"]
[WhiteElo "1345"]
[BlackElo "1761"]
[PlyCount "60"]
[EventDate "2019.05.19"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "CHI"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Nf3 Bb4 7. Bd3 d6 8. h3 h6 9. 0-0 a6 10. Ne2 Be6 11. Ng3 g6 12. Be3 Qd7 13. Kh2 0-0-0 14. a3 Ba5 15. b4 Bc7 16. c4 Nh5 17. b5 Nxg3 18. bxc6 Nxf1+ 19. Qxf1 Qxc6 20. Rc1 Kd7 21. Nd2 Rc8 22. Kg1 f5 23. exf5 gxf5 24. Kh1 Rcg8 25. Nb1 f4 26. Bd2 Bxh3 27. Kh2 Rxg2+ 28. Kh1 Rxf2+ 29. Kg1 Rxf1+ 30. Rxf1 Qg2# 0-1

[Event "Vina del Mar op 11th"]
[Site "Vina del Mar"]
[Date "2019.??.??"]
[Round "2"]
[White "Rozas Lazcano, Valeska"]
[Black "Valencia Silva, Roberto"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "1345"]
[BlackElo "1680"]
[PlyCount "158"]
[EventDate "2019.05.19"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "CHI"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 h6 6. Nbd2 d6 7. Nf1 0-0 8. Ng3 Bb6 9. 0-0 Na5 10. Bb5 a6 11. Ba4 Ba7 12. h3 b5 13. Bc2 c5 14. Be3 Nc6 15. Qd2 Kh7 16. Rad1 Qe7 17. Rfe1 Ng8 18. d4 Rd8 19. d5 Na5 20. b3 g6 21. Nh2 Qh4 22. Nf3 Qe7 23. Rb1 Rb8 24. Bd1 Rf8 25. Nh2 Bb6 26. Bg4 Nb7 27. Bxc8 Rbxc8 28. Ng4 Qh4 29. Nh2 Bd8 30. Rf1 h5 31. Nf3 Qf6 32. Bg5 Qg7 33. Bxd8 Nxd8 34. Ng5+ Kh8 35. h4 f6 36. Nh3 Nf7 37. a4 Ngh6 38. f3 Rc7 39. axb5 axb5 40. Ra1 f5 41. Ra5 f4 42. Nh1 Qf6 43. Rxb5 Qxh4 44. Qf2 Qf6 45. Ra1 g5 46. Kf1 g4 47. Ng1 Qe7 48. Qa2 Rg8 49. Nf2 Ng5 50. Ke2 Rg7 51. Ra5 Kh7 52. Ra6 Rb7 53. Qa4 Ngf7 54. b4 cxb4 55. cxb4 Qc7 56. Rc6 Qb8 57. Rb1 Nd8 58. Rc4 Ra7 59. Qc2 Qb5 60. fxg4 hxg4 61. Ke1 Qb6 62. Qe2 Ra3 63. Kf1 Re3 64. Qd2 Qb5 65. Rbc1 Ra7 66. Ne2 Qb6 67. Qc2 Ndf7 68. Rb1 f3 69. Ng3 fxg2+ 70. Kxg2 Raa3 71. Rc6 Rxg3+ 72. Kf1 Qe3 73. Qe2 Qf4 74. b5 Raf3 75. b6 Rh3 76. Ke1 Rh2 77. b7 Rfxf2 78. Kd1 Rxe2 79. Rc2 Rh1+ 0-1

[Event "CHI-ch sf"]
[Site "Vina del Mar"]
[Date "2018.12.29"]
[Round "2.3"]
[White "Rozas Lazcano, Valeska"]
[Black "Norero Valenzuela, Renato"]
[Result "0-1"]
[ECO "B53"]
[WhiteElo "1285"]
[BlackElo "1498"]
[PlyCount "98"]
[EventDate "2018.12.29"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "CHI"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 g6 4. dxc5 Qa5+ 5. Bd2 Qxc5 6. Nc3 Bd7 7. Be2 Bg7 8. 0-0 Nf6 9. h3 a6 10. a3 0-0 11. Be3 Qc8 12. h4 Bg4 13. Nh2 Bxe2 14. Qxe2 Nc6 15. Rac1 Ne5 16. Bg5 Qc4 17. Qxc4 Nxc4 18. Rb1 h6 19. Bxf6 Bxf6 20. Nf3 Ne5 21. Nxe5 Bxe5 22. g3 Bxc3 23. bxc3 b5 24. Rfd1 Rfc8 25. Rd3 Rc4 26. f3 Rac8 27. Rb3 Kg7 28. Kf2 f5 29. exf5 gxf5 30. Ke3 Kf6 31. f4 R8c5 32. Kd2 d5 33. Rd4 e5 34. fxe5+ Kxe5 35. Kd3 h5 36. Kd2 Rxd4+ 37. cxd4+ Kxd4 38. Re3 Rxc2+ 39. Kxc2 Kxe3 40. Kc3 a5 41. Kc2 d4 42. Kc1 Ke2 43. Kc2 d3+ 44. Kc3 d2 45. g4 fxg4 46. Kb2 a4 47. Ka2 g3 48. Kb2 d1Q 49. Ka2 Qb3+ 0-1

[Event "Vina del Mar U2000 2nd"]
[Site "Vina del Mar"]
[Date "2018.06.16"]
[Round "3.7"]
[White "Gonzalez Osorio, Rafael"]
[Black "Rozas Lazcano, Valeska"]
[Result "0-1"]
[ECO "B26"]
[WhiteElo "1300"]
[BlackElo "1235"]
[PlyCount "112"]
[EventDate "2018.06.15"]
[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. Nc3 d6 3. d3 Nf6 4. g3 g6 5. h3 Bg7 6. Bg2 Nc6 7. Be3 Bd7 8. Qd2 0-0 9. Bh6 a6 10. Nge2 b5 11. Bxg7 Kxg7 12. 0-0 Qc8 13. f4 Bxh3 14. Bxh3 Qxh3 15. Rf2 b4 16. Nd5 Nxd5 17. exd5 Na7 18. f5 Qh6 19. Qxh6+ Kxh6 20. fxg6 fxg6 21. Rxf8 Rxf8 22. Nf4 Nb5 23. Ne6 Rf7 24. c4 Nd4 25. Nd8 Rf3 26. Kg2 Rxd3 27. Nf7+ Kg7 28. Ng5 Rd2+ 29. Kh3 Rxb2 30. Rf1 h5 31. Rf7+ Kh6 32. Nh7 Rxa2 33. g4 hxg4+ 34. Kxg4 Rg2+ 35. Kh3 Re2 36. Kg4 Re4+ 37. Kh3 b3 38. Nf8 Kg5 39. Ne6+ Nxe6 40. dxe6 Rxe6 41. Rf2 Re3+ 42. Kh2 Rc3 43. Rg2+ Kh6 44. Rg1 Rc2+ 45. Kh3 b2 46. Rb1 a5 47. Kg4 Rxc4+ 48. Kg3 Rc2 49. Kf4 a4 50. Rh1+ Kg7 51. Ke3 Rc1 52. Rh2 b1Q 53. Kf4 Rc4+ 54. Kf3 Qd3+ 55. Kg2 Rc2+ 56. Kh1 Qd1# 0-1

[Event "Vina del Mar U2000 2nd"]
[Site "Vina del Mar"]
[Date "2018.06.16"]
[Round "2.3"]
[White "Rozas Lazcano, Valeska"]
[Black "Olguin Zamorano, Eduardo"]
[Result "0-1"]
[ECO "C50"]
[WhiteElo "1235"]
[PlyCount "83"]
[EventDate "2018.06.15"]
[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 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. Nc3 Nf6 5. d3 h6 6. 0-0 d6 7. h3 0-0 8. Na4 Bb6 9. Nxb6 axb6 10. a3 d5 11. exd5 Nxd5 12. Re1 Re8 13. Qe2 Nf6 14. Be3 Be6 15. Bxe6 Rxe6 16. Rad1 Nd4 17. Bxd4 exd4 18. Qd2 c5 19. Rxe6 fxe6 20. Qe2 Qd6 21. Re1 Rd8 22. Qe5 Qxe5 23. Rxe5 Nd7 24. Re1 e5 25. Nd2 b5 26. Ne4 Re8 27. g4 c4 28. dxc4 bxc4 29. Nd2 b5 30. f4 Kf7 31. fxe5 Nxe5 32. Kg2 d3 33. cxd3 Nxd3 34. Rxe8 Kxe8 35. Ne4 Nxb2 36. Nc3 Na4 37. Nxb5 Kd7 38. Kf2 c3 39. Ke2 c2 40. Kd2 Nc3 41. Nxc3 c1Q+ 42. Ke2 0-1

[Event "Vina del Mar U2000 2nd"]
[Site "Vina del Mar"]
[Date "2018.06.16"]
[Round "4.5"]
[White "Rozas Lazcano, Valeska"]
[Black "Villegas Ampuero, Consuelo"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "1235"]
[BlackElo "1154"]
[PlyCount "115"]
[EventDate "2018.06.15"]
[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 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. Nc3 Nf6 5. d3 h6 6. 0-0 d6 7. h3 0-0 8. a3 Be6 9. Bxe6 fxe6 10. Re1 Re8 11. Na4 Bb6 12. Nxb6 axb6 13. Be3 d5 14. exd5 exd5 15. c3 e4 16. dxe4 dxe4 17. Qxd8 Rexd8 18. Nd4 Nxd4 19. Bxd4 c5 20. Bxf6 gxf6 21. Rad1 f5 22. g4 Rxd1 23. Rxd1 fxg4 24. hxg4 Kf7 25. Kg2 Re8 26. Rd6 Re6 27. Rd7+ Re7 28. Rxe7+ Kxe7 29. Kg3 Ke6 30. Kf4 b5 31. Kxe4 b6 32. f4 Kd6 33. f5 Ke7 34. Ke5 Kf8 35. Kf6 b4 36. axb4 cxb4 37. cxb4 b5 38. Kg6 Kg8 39. f6 Kf8 40. Kxh6 Kf7 41. g5 Kg8 42. g6 Kf8 43. g7+ Kg8 44. f7+ Kxf7 45. Kh7 Kf6 46. g8Q Ke5 47. Qb8+ Kd5 48. Qxb5+ Kd4 49. Kg6 Ke4 50. Kf6 Kd4 51. Qc5+ Ke4 52. Ke6 Kf4 53. Qe5+ Kg4 54. Kf6 Kh4 55. Qg5+ Kh3 56. Kf5 Kh2 57. Kf4 Kh1 58. Kf3 1-0

[Event "Vina del Mar U2000 2nd"]
[Site "Vina del Mar"]
[Date "2018.06.15"]
[Round "1.1"]
[White "Ramirez Gomez, Martin"]
[Black "Rozas Lazcano, Valeska"]
[Result "1/2-1/2"]
[ECO "B53"]
[WhiteElo "1619"]
[BlackElo "1235"]
[PlyCount "111"]
[EventDate "2018.06.15"]
[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. Qxd4 Nc6 5. Bb5 Bd7 6. Bxc6 Bxc6 7. Nc3 Nf6 8. Bg5 e5 9. Qd3 Be7 10. 0-0-0 Ng4 11. Bxe7 Qxe7 12. Rhf1 Rd8 13. h3 Nf6 14. Nd2 0-0 15. Nc4 Ne8 16. Ne3 Nc7 17. Nf5 Qg5+ 18. Qe3 Qxe3+ 19. Nxe3 Rd7 20. Rd2 Rfd8 21. Rfd1 g6 22. g4 a6 23. f3 b5 24. Ncd5 Bxd5 25. Nxd5 Nxd5 26. Rxd5 Kf8 27. a4 bxa4 28. Ra5 Ra8 29. Rxa4 Ke7 30. Rd5 Rb7 31. b4 Rb6 32. b5 a5 33. c4 Ke6 34. Kd2 f5 35. Ke3 fxg4 36. hxg4 h5 37. gxh5 gxh5 38. Rd2 Rb7 39. Rh2 Rh7 40. b6 Kd7 41. Rb2 Kc6 42. f4 exf4+ 43. Kxf4 h4 44. Ra1 a4 45. Rb4 a3 46. Rb3 h3 47. b7 Rxb7 48. Raxa3 Rxa3 49. Rxa3 h2 50. Rh3 Rb2 51. e5 dxe5+ 52. Kxe5 Kc5 53. Kf4 Kxc4 54. Kg3 Rb3+ 55. Kxh2 Rxh3+ 56. Kxh3 1/2-1/2

[Event "Quilpue June op"]
[Site "Quilpue"]
[Date "2018.06.02"]
[Round "3.5"]
[White "Delgado Morales, Brayan"]
[Black "Rozas Lazcano, Valeska"]
[Result "0-1"]
[ECO "D00"]
[BlackElo "1235"]
[PlyCount "47"]
[EventDate "2018.06.02"]
[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. Nc3 Nf6 3. Nf3 Bf5 4. e3 Nc6 5. Be2 e6 6. 0-0 Bd6 7. Nh4 Ne7 8. Na4 0-0 9. f3 a6 10. e4 dxe4 11. Bg5 Ng6 12. Nxf5 exf5 13. fxe4 h6 14. Be3 fxe4 15. Nc3 c6 16. Nxe4 Nxe4 17. Bf3 Nf6 18. Qd3 Qc7 19. Bf4 Nxf4 20. Qe3 N6d5 21. Qe4 Rae8 22. Qxd5 Nxd5 23. Bxd5 Bxh2+ 24. Kh1 0-1

[Event "Quilpue June op"]
[Site "Quilpue"]
[Date "2018.06.02"]
[Round "5.3"]
[White "Rosales Valdivieso, Claudio"]
[Black "Rozas Lazcano, Valeska"]
[Result "1-0"]
[ECO "B21"]
[WhiteElo "1704"]
[BlackElo "1235"]
[PlyCount "95"]
[EventDate "2018.06.02"]
[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. f4 d6 3. Nf3 Nf6 4. d3 g6 5. h3 Bg7 6. Nc3 Nc6 7. Be3 Bd7 8. g4 a6 9. g5 Nh5 10. Rg1 b5 11. Qd2 b4 12. Nd1 Bxb2 13. Nxb2 a5 14. Nc4 a4 15. Kf2 Qb8 16. Bg2 0-0 17. Nh4 b3 18. Rgb1 Qb5 19. cxb3 Qb4 20. Qxb4 Nxb4 21. Nb6 Ra7 22. Nxd7 Rxd7 23. Rd1 Ra8 24. f5 axb3 25. axb3 Rda7 26. Rxa7 Rxa7 27. Bf3 Ra3 28. Bxh5 gxh5 29. f6 e6 30. d4 cxd4 31. Rxd4 Rxb3 32. Rxd6 Nd3+ 33. Ke2 h6 34. Rxd3 Rxd3 35. Kxd3 Kh7 36. Kd4 hxg5 37. Bxg5 Kg8 38. Ke5 Kh7 39. Kd6 Kh8 40. Ke7 Kg8 41. e5 Kh8 42. Kxf7 Kh7 43. Kxe6 Kg8 44. Ke7 Kh8 45. f7 Kh7 46. Bf6 Kh6 47. f8Q+ Kh7 48. Qg7# 1-0

[Event "Quilpue June op"]
[Site "Quilpue"]
[Date "2018.06.02"]
[Round "2.1"]
[White "Rozas Lazcano, Valeska"]
[Black "Manzano Valverde, Jorge"]
[Result "0-1"]
[ECO "B90"]
[WhiteElo "1235"]
[BlackElo "1677"]
[PlyCount "160"]
[EventDate "2018.06.02"]
[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. Bd3 e5 7. Nf3 Be7 8. Bg5 Be6 9. 0-0 0-0 10. Re1 Nbd7 11. Ne2 Nc5 12. Ng3 Nxd3 13. cxd3 Rc8 14. a3 h6 15. Bxf6 Bxf6 16. Rc1 Qb6 17. b4 Bg4 18. h3 Rxc1 19. Qxc1 Rc8 20. Qe3 Qxe3 21. Rxe3 Be6 22. Nf5 Bxf5 23. exf5 Rc1+ 24. Kh2 Ra1 25. d4 exd4 26. Rd3 Ra2 27. Nxd4 Rxf2 28. Kg1 Ra2 29. Nf3 b5 30. Nd4 Bxd4+ 31. Rxd4 Rxa3 32. Rxd6 Kf8 33. Kf2 Ke7 34. Rb6 Rb3 35. Rxa6 Rxb4 36. Rb6 Rf4+ 37. Ke3 Rxf5 38. g4 Rg5 39. Kf4 Rc5 40. Ke4 Rc4+ 41. Kd5 Rb4 42. Kc5 Rb1 43. h4 b4 44. g5 hxg5 45. hxg5 g6 46. Kc4 b3 47. Kc3 b2 48. Rb5 Rf1 49. Rxb2 Ke6 50. Kd4 Kf5 51. Rb5+ Kg4 52. Ke4 Rf4+ 53. Ke3 Rf5 54. Rb4+ Kxg5 55. Rb1 Kf6 56. Rb6+ Kg7 57. Rb1 g5 58. Rg1 Kg6 59. Rg4 f6 60. Rg1 Rf4 61. Rg2 Ra4 62. Kf3 f5 63. Rb2 Ra3+ 64. Kg2 g4 65. Rb6+ Kg5 66. Rb2 Ra5 67. Rf2 f4 68. Rb2 Re5 69. Kf1 g3 70. Kg2 Kg4 71. Kg1 Rc5 72. Kf1 Rc4 73. Rd2 f3 74. Rd1 Kf4 75. Kg1 Rc2 76. Rb1 Re2 77. Kf1 g2+ 78. Kg1 Kg3 79. Rf1 gxf1Q+ 80. Kxf1 Re1+ 0-1

[Event "Quilpue U1600"]
[Site "Quilpue"]
[Date "2018.05.20"]
[Round "6.1"]
[White "Rozas Lazcano, Valeska"]
[Black "Aravena Parraguez, Jason"]
[Result "1/2-1/2"]
[ECO "C50"]
[WhiteElo "1210"]
[BlackElo "1285"]
[PlyCount "93"]
[EventDate "2018.05.19"]
[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. Bc4 Bc5 4. Nc3 h6 5. a3 a5 6. d3 Nf6 7. 0-0 0-0 8. h3 Re8 9. Re1 d6 10. Be3 Nd4 11. Nd5 c6 12. Nxf6+ Qxf6 13. Nxd4 exd4 14. Bd2 b5 15. Ba2 Be6 16. Bxe6 Rxe6 17. b4 Bb6 18. f4 axb4 19. axb4 Ree8 20. Qg4 c5 21. bxc5 dxc5 22. Qd7 b4 23. Qb7 Rxa1 24. Rxa1 Re7 25. Qb8+ Kh7 26. Ra6 Bc7 27. Rxf6 Bxb8 28. Rc6 Rc7 29. Rxc7 Bxc7 30. f5 Bg3 31. Kf1 g6 32. fxg6+ fxg6 33. Ke2 g5 34. Kf3 Be5 35. Kg4 Kg6 36. g3 h5+ 37. Kf3 Kf6 38. g4 h4 39. Ke2 Kg6 40. Kd1 Bf6 41. Be1 Kf7 42. Kc1 Ke6 43. Bd2 Kd6 44. Kb2 Ke5 45. Kb3 Be7 46. Kc4 Ke6 47. Kb5 1/2-1/2

[Event "Quilpue U1600"]
[Site "Quilpue"]
[Date "2018.05.20"]
[Round "4.4"]
[White "Rozas Lazcano, Valeska"]
[Black "Vasquez Cisternas, Mauricio"]
[Result "1-0"]
[ECO "C55"]
[WhiteElo "1210"]
[BlackElo "1437"]
[PlyCount "93"]
[EventDate "2018.05.19"]
[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. Bc4 Nf6 4. Nc3 Be7 5. 0-0 0-0 6. d3 d6 7. h3 Na5 8. Bb3 Nxb3 9. axb3 c5 10. Be3 a6 11. Re1 h6 12. Ne2 Be6 13. Ng3 Qd7 14. Kh2 Nh7 15. Qd2 f5 16. exf5 Bxf5 17. Nxf5 Qxf5 18. Qe2 Ng5 19. Bxg5 hxg5 20. Qe4 Qf4+ 21. Kg1 Rab8 22. Qd5+ Kh8 23. Rad1 Qf6 24. Re4 Qf7 25. Qxf7 Rxf7 26. Rg4 Rf4 27. Nh2 Rbf8 28. f3 Bd8 29. Re1 Bb6 30. Kf1 Ba5 31. Re2 Rxg4 32. Nxg4 b5 33. Re4 Rf4 34. Ke2 Kg8 35. Ne3 Kf7 36. Nd5 Rxe4+ 37. fxe4 Bd8 38. c3 Ke6 39. Kf3 a5 40. c4 b4 41. Kg4 Kd7 42. Kf5 Kc6 43. Kg6 Kb7 44. Kxg7 Ka6 45. Kg6 a4 46. bxa4 Ka5 47. b3 1-0

[Event "Quilpue U1600"]
[Site "Quilpue"]
[Date "2018.05.19"]
[Round "2.2"]
[White "Rozas Lazcano, Valeska"]
[Black "Pena Diaz, Christian"]
[Result "0-1"]
[ECO "B78"]
[WhiteElo "1210"]
[BlackElo "1480"]
[PlyCount "126"]
[EventDate "2018.05.19"]
[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. Nf3 g6 3. d4 cxd4 4. Nxd4 Bg7 5. Nc3 Nc6 6. Be3 Nf6 7. f3 0-0 8. Bc4 d6 9. Qd2 Bd7 10. g4 Rc8 11. Bb3 Ne5 12. 0-0-0 Nc4 13. Bxc4 Rxc4 14. h4 h5 15. g5 Ne8 16. Qe2 Rxc3 17. bxc3 Qa5 18. Qc4 Nc7 19. Kd2 Rc8 20. Nb3 Qb5 21. Qxb5 Nxb5 22. Bd4 e5 23. Be3 Nxc3 24. Ra1 b6 25. Rh2 d5 26. exd5 Nxd5 27. Rf2 e4 28. fxe4 Bc3+ 29. Ke2 Bg4+ 30. Kf1 Nxe3+ 31. Kg1 Bxa1 32. Nxa1 Rc3 33. Rd2 Kf8 34. Rd3 Rxd3 35. cxd3 Be6 36. a3 Ke7 37. Kf2 Nd1+ 38. Ke2 Nc3+ 39. Ke3 Bg4 40. d4 Nb5 41. a4 Nc3 42. Kd3 Nxa4 43. Nb3 Nb2+ 44. Kc3 Nd1+ 45. Kb4 a6 46. Nd2 Ne3 47. e5 Ke6 48. Ne4 Ng2 49. Nd6 Nxh4 50. Nc8 Nf3 51. Nxb6 Nxd4 52. Nc4 h4 53. Kc3 Nf3 54. Ne3 Nxe5 55. Nf1 h3 56. Nh2 Bh5 57. Kb4 Nf3 58. Nf1 h2 59. Ng3 Nd2 60. Kc3 Nf1 61. Nh1 Bf3 62. Nf2 h1Q 63. Nxh1 Bxh1 0-1

