[Event "XV South American-chW U20 2019"]
[Site "Asuncion"]
[Date "2019.05.11"]
[Round "1.1"]
[White "Sanchez Tobar, Francisca Valenti"]
[Black "Gomez Barrera, Javiera Belen"]
[Result "0-1"]
[ECO "C45"]
[WhiteElo "1790"]
[BlackElo "2092"]
[Annotator "NA RC"]
[PlyCount "84"]
[EventDate "2019.05.11"]
[EventType "swiss"]
[EventCountry "PAR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Be3 Qf6 6. c3 Nge7 7. Bc4 O-O 8. O-O b6 9. Nc2 {C45: Scotch Game} Ne5 10. Be2 Bb7 11. Nd2 (11. f4 N5g6 12. e5 Qe6 13. b4 Bxe3+ 14. Nxe3 Nh4 15. Bg4 f5 16. Be2 Kh8 {0-1 (34) Kasparov,G (2812)-Caruana,F (2795) Saint Louis 2016}) 11... Bxe3 12. Nxe3 N5g6 13. g3 d5 14. Bf3 Rad8 15. Bg2 dxe4 16. Qc2 Ne5 17. Nxe4 (17. Rfd1 $17 {was called for.}) 17... Nf3+ $146 18. Kh1 Bxe4 19. Qxe4 Nd2 20. Qc2 Nxf1 21. Rxf1 Rfe8 22. Kg1 h6 23. h3 Qe6 24. b3 (24. b4 $142) 24... Ng6 25. Kh2 Ne5 26. Nf5 c5 27. c4 $19 Nd3 28. Ne3 Rd4 29. Bd5 Qe5 30. Qe2 Nb4 31. Bf3 Red8 32. a3 Rd2 33. Qe1 Na2 34. Bd5 Rb2 35. Qd1 Rf8 36. Ng4 Qe2 37. Qa1 Nc3 38. Re1 Qd2 39. Bg2 h5 40. Ne5 Qxf2 41. Rg1 Rd8 42. Nxf7 Rd1 0-1

[Event "XV South American-chW U20 2019"]
[Site "Asuncion"]
[Date "2019.05.11"]
[Round "1.2"]
[White "Campos, Maria Jose"]
[Black "Oviedo Acosta, Paula"]
[Result "1-0"]
[ECO "A37"]
[WhiteElo "2012"]
[BlackElo "1543"]
[Annotator "NA RC"]
[PlyCount "77"]
[EventDate "2019.05.11"]
[EventType "swiss"]
[EventCountry "PAR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 15,66,0,32767,32767,32767,32767,32767,32767,40,32767,32767,32767,32767,32767,102,48,75,59,129,12,174,94,170,154,161,171,173,175,197,125,32767,32767,32767,32767,245,229,439,518,550,32767,458,243,197,128,108,118,129,77,32767,86,73,52,74]} 1. c4 c5 2. g3 Nc6 3. Bg2 g6 4. Nc3 e5 5. Nf3 Nge7 6. O-O Bg7 7. a3 a5 8. d3 O-O 9. Rb1 d6 10. Ne1 Rb8 {A37: Symmetrical English vs ...g6: 4 Bg2 Bg7 5 Nf3} (10... Be6 11. Nc2 d5 12. cxd5 Nxd5 13. Ne3 Nde7 14. Nc4 Rb8 15. Bg5 f6 16. Be3 b6 17. Qa4 Nd4 18. Bxd4 exd4 19. Nb5 Nd5 20. b4 axb4 21. axb4 Nxb4 22. Rxb4 cxb4 {0-1 (30) Gledura,B (2630)-Grandelius,N (2694) Skopje 2019}) 11. Nc2 Nd4 12. b4 Qc7 $146 ({Predecessor:} 12... axb4 13. axb4 b6 14. bxc5 dxc5 15. Nxd4 cxd4 16. Ne4 Bb7 17. Ba3 f5 18. Ng5 Bxg2 19. Kxg2 {1-0 (62) Stojanovski,D (2453)-Nikoloski,K (2152) Ohrid 2017}) 13. Ne3 axb4 14. axb4 b5 15. Ned5 (15. bxc5 $16 Qxc5 16. Nc2) 15... Nxd5 16. Nxd5 Qa7 {[#]} 17. bxc5 (17. e3 $1 $16) 17... Qxc5 $2 (17... Bg4 $1 $11 {and Black stays safe.} 18. f3 Be6) 18. Ne7+ Kh8 19. e3 Nf5 20. Nxc8 Rfxc8 {[#]} 21. Qb3 $1 Rb6 22. Ba3 (22. cxb5 $18 Qc2 23. Ba3 Qxb3 24. Rxb3) 22... b4 23. Bb2 Ne7 24. Ra1 Rd8 (24... Bf6 $16 25. Ra7 Kg7) 25. Ra7 Bf6 $2 {[#]} (25... d5 {is a better defense.} 26. cxd5 Nxd5) 26. d4 $1 exd4 27. exd4 Qf5 28. c5 (28. d5 $142) 28... dxc5 29. dxc5 Re6 30. Qxb4 Kg7 31. h4 ({White should try} 31. g4 Qg5 32. f4) 31... Nc6 32. Bxc6 Rxc6 33. Qb7 Qd5 34. Bxf6+ Kxf6 35. Qb2+ Qd4 36. Qb3 Qd5 37. Qc3+ Qd4 38. Qf3+ Kg7 39. Qxf7+ 1-0

[Event "XV South American-chW U20 2019"]
[Site "Asuncion"]
[Date "2019.05.11"]
[Round "1.3"]
[White "Noronha Linares, Alessandra Fiorella"]
[Black "Puppi Lazo, Stephanie Beatriz"]
[Result "1/2-1/2"]
[ECO "B86"]
[WhiteElo "1506"]
[BlackElo "1955"]
[Annotator "NA RC"]
[PlyCount "149"]
[EventDate "2019.05.11"]
[EventType "swiss"]
[EventCountry "PAR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. e4 c5 2. Nf3 d6 3. Nc3 Nf6 4. Bc4 a6 5. d4 cxd4 6. Nxd4 e6 7. Bb3 Nbd7 8. Qe2 Nc5 9. Bg5 Be7 10. f4 h6 11. Bxf6 Bxf6 12. O-O-O Qc7 13. Kb1 {B86: Sicilian Scheveningen/Najdorf: 6 Bc4, without early ...b5} Bd7 14. Rhe1 O-O-O 15. e5 Be7 16. Nf5 Bc6 17. exd6 $146 ({Predecessor:} 17. Nxe7+ Qxe7 18. exd6 Rxd6 19. Bd5 Qc7 20. Bxc6 Rxc6 21. g3 Rd8 {½-½ (21) Palac,M (2350)-Badea,B (2510) Chania 1989}) 17... Bxd6 18. Nxd6+ Rxd6 19. Rxd6 Qxd6 20. g3 h5 21. Rd1 Qc7 22. Kc1 h4 23. Qg4 hxg3 24. hxg3 g6 25. Qg5 Bf3 26. Rf1 Bg2 27. Re1 Kb8 28. Qe5 Rh3 29. Qxc7+ Kxc7 30. Re3 b5 31. a4 Kc6 32. axb5+ axb5 33. Kd2 Nxb3+ 34. cxb3 b4 35. Ne2 Bd5 36. Nd4+ (36. Nc1 $142) 36... Kc5 37. Ne2 Rh1 38. Nc1 Rh2+ 39. Ne2 (39. Re2 $17 Rh3 40. Nd3+ Kb5 41. Re3) 39... f6 40. Kd1 Rh1+ 41. Kc2 Rf1 42. Kd2 f5 43. Nc1 Rf2+ 44. Re2 Rxe2+ 45. Kxe2 Kd4 46. Kd2 Ke4 47. Nd3 Kf3 48. Nxb4 Bxb3 49. Nd3 Kxg3 50. Ke3 Kh4 51. Kd4 g5 52. fxg5 Kxg5 53. Ke5 Bc4 54. Nf4 Kg4 55. b4 Kh4 56. Ng6+ Kg5 57. Nf4 Kh6 58. Nh3 Kg6 59. Nf4+ Kf7 60. Ng2 Ke7 61. Ne3 Bd3 {[#]} 62. b5 $1 Kd7 63. b6 Kc6 64. Kxe6 f4 65. Ng4 Kxb6 66. Ke5 f3 67. Kd4 Bf5 68. Nf2 Bc8 69. Ke3 Bb7 70. Nh1 Kc5 71. Nf2 Kc4 72. Nh1 Kc3 73. Nf2 Kc2 74. Nh3 Kd1 75. Ng5 1/2-1/2

[Event "XV South American-chW U20 2019"]
[Site "Asuncion"]
[Date "2019.05.11"]
[Round "1.4"]
[White "Malan, Lucia"]
[Black "Lugo, Tatiana"]
[Result "1-0"]
[ECO "C75"]
[WhiteElo "1880"]
[BlackElo "1310"]
[Annotator "NA RC"]
[PlyCount "55"]
[EventDate "2019.05.11"]
[EventType "swiss"]
[EventCountry "PAR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. O-O Nge7 5. c3 Bd7 6. d4 a6 7. Ba4 b5 {C75: Ruy Lopez: Deferred Steinitz: 5 c3 Bd7 6 d4 without ...g6} (7... Ng6 8. Be3 Be7 9. Nbd2 O-O 10. Re1 Kh8 11. Bc2 Bf6 12. Rc1 Qe7 13. h3 Rae8 14. a3 a5 15. d5 Nd8 16. b4 axb4 17. cxb4 c6 18. dxc6 bxc6 {1-0 (36) Hansen,E (2616)-Vavulin,M (2604) Jurmala 2017}) 8. Bb3 Ng6 9. Ng5 f6 $146 ({Predecessor:} 9... Be6 10. Bxe6 fxe6 11. Nxe6 Qe7 12. d5 Nd8 13. Bg5 Qd7 14. Bxd8 Rxd8 15. Nxd8 Qxd8 {1-0 (24) O'Brien,G (1326)-Bortnicker,J (808) LSS email 2012}) 10. Nf7 Qe7 11. Nxh8 Nxh8 12. a4 Rb8 13. axb5 axb5 14. f4 Nf7 15. Be3 Qd8 {[#]} (15... exf4 $142 16. Bxf4 g6) 16. Qh5 $1 Qe7 17. Nd2 h6 (17... exd4 $142 18. cxd4 Nb4) 18. fxe5 dxe5 19. Nf3 Ncd8 20. dxe5 fxe5 {[#]} 21. Nxe5 $18 Be6 22. Bxe6 Qxe6 23. Rf5 c6 24. Ra7 Be7 25. Ng6 Bd6 26. Nh8 Qxe4 27. Rfxf7 Qxe3+ 28. Rf2+ 1-0

[Event "XV South American-chW U20 2019"]
[Site "Asuncion"]
[Date "2019.05.11"]
[Round "1.5"]
[White "Duarte Laconich, Jazmin"]
[Black "Molina, Jessica"]
[Result "0-1"]
[ECO "A07"]
[WhiteElo "1263"]
[BlackElo "1842"]
[Annotator "NA RC"]
[PlyCount "118"]
[EventDate "2019.05.11"]
[EventType "swiss"]
[EventCountry "PAR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. Nf3 d5 2. g3 e6 3. Bg2 Nf6 4. O-O Bd6 5. d3 b6 6. Nbd2 Bb7 7. Re1 O-O 8. e4 dxe4 9. dxe4 e5 10. h3 Re8 11. c3 h6 12. Nh2 a5 13. Ng4 Bc8 14. Nh2 Ra7 15. Ndf1 c6 16. Ne3 Be6 17. Neg4 Rd7 18. Qe2 b5 19. b3 Bc7 20. Be3 Nh7 21. Kh1 h5 22. Nh6+ gxh6 23. Qxh5 Qf6 24. g4 Qg6 25. Qh4 Ng5 26. f3 Rd3 27. Rac1 Red8 28. Bf1 R3d7 29. Qg3 f6 30. h4 Nh7 31. Be2 Rg7 32. h5 Qxh5 33. Qf2 Qg6 34. Rg1 Ng5 35. Qh4 Nd7 36. Rcf1 Bb6 37. Bf2 Bxf2 38. Rxf2 Nc5 39. Rfg2 Nd3 40. Rd1 Rgd7 41. Bxd3 Rxd3 42. Rf1 Rxc3 43. Qe1 b4 44. f4 Qxe4 45. fxg5 Qxe1 46. Rxe1 Bd5 47. gxf6 Rg3 48. Nf3 Bxf3 49. Kh2 Rxg2+ 50. Kh3 Rd3 51. Kh4 Bxg4 52. Rh1 Rh3+ 53. Rxh3 Bxh3 54. Kxh3 Rg5 55. Kh4 e4 56. Kh3 e3 57. Kh2 e2 58. Kh3 e1=Q 59. f7+ Kxf7 0-1

[Event "XV South American-chW U20 2019"]
[Site "Asuncion"]
[Date "2019.05.12"]
[Round "2.1"]
[White "Gomez Barrera, Javiera Belen"]
[Black "Malan, Lucia"]
[Result "1-0"]
[ECO "C42"]
[WhiteElo "2092"]
[BlackElo "1880"]
[Annotator "NA"]
[PlyCount "53"]
[EventDate "2019.05.11"]
[EventType "swiss"]
[EventCountry "PAR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 Be7 6. Bd3 d5 7. O-O Bf5 8. Ne5 Nd7 9. Bf4 O-O 10. Re1 Nxe5 11. Bxe5 Qd7 12. c4 c6 13. Qe2 Bd6 14. f3 Bxe5 15. dxe5 Nc5 16. Bxf5 Qxf5 17. cxd5 cxd5 18. Rd1 Rad8 19. Nc3 d4 20. Nb5 Rfe8 21. Nxd4 Qg5 22. Nb3 Nxb3 23. axb3 Kf8 24. Ra5 Rxd1+ 25. Qxd1 Rxe5 26. Qd6+ Qe7 27. Qxe5 1-0

[Event "XV South American-chW U20 2019"]
[Site "Asuncion"]
[Date "2019.05.12"]
[Round "2.2"]
[White "Lugo Sabrina"]
[Black "Campos, Maria Jose"]
[Result "0-1"]
[ECO "A50"]
[BlackElo "2012"]
[Annotator "NA"]
[PlyCount "70"]
[EventDate "2019.05.11"]
[EventType "swiss"]
[EventCountry "PAR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. d4 Nf6 2. Bf4 e6 3. c4 b6 4. Nc3 Bb4 5. e3 O-O 6. Nf3 Ba6 7. Bd3 d5 8. cxd5 Nxd5 9. Qc2 Bxd3 10. Qxd3 Nxf4 11. exf4 Qd6 12. Qe3 Nd7 13. O-O Bxc3 14. bxc3 Nf6 15. g3 Rac8 16. Rac1 c5 17. Ne5 Rfd8 18. Rfd1 cxd4 19. Rxd4 Qa3 20. Rxd8+ Rxd8 21. Ra1 Nd5 22. Qc1 Qxc3 23. Qxc3 Nxc3 24. a3 Kf8 25. Nc6 Rc8 26. Ne5 f6 27. Nf3 Rc4 28. Kg2 Ra4 29. Ne1 a5 30. Nc2 Ke7 31. Kf1 h5 32. Ke1 h4 33. Kd2 Ne4+ 34. Ke3 Nd6 35. gxh4 Nf5+ 0-1

[Event "XV South American-chW U20 2019"]
[Site "Asuncion"]
[Date "2019.05.12"]
[Round "2.3"]
[White "Molina, Jessica"]
[Black "Noronha Linares, Alessandra Fiorella"]
[Result "1/2-1/2"]
[ECO "D94"]
[WhiteElo "1842"]
[BlackElo "1506"]
[Annotator "NA"]
[PlyCount "107"]
[EventDate "2019.05.11"]
[EventType "swiss"]
[EventCountry "PAR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. e3 c6 6. b3 Qc7 7. Bb2 Nbd7 8. Rc1 Qd6 9. Be2 O-O 10. O-O a6 11. Qc2 dxc4 12. Bxc4 e5 13. dxe5 Nxe5 14. Nxe5 Qxe5 15. Nd5 Qd6 16. Bxf6 Bxf6 17. Nb6 Rb8 18. Rfd1 Qe7 19. Qd2 Bf5 20. Nd7 Bxd7 21. Qxd7 Rfd8 22. Qxe7 Bxe7 23. g3 Ba3 24. Rb1 b5 25. Be2 c5 26. Kf1 Kf8 27. Rxd8+ Rxd8 28. Rd1 Rxd1+ 29. Bxd1 Ke7 30. Ke2 c4 31. bxc4 bxc4 32. Kd2 Bb4+ 33. Kc2 Kd6 34. Be2 Kc5 35. g4 f5 36. gxf5 gxf5 37. Bh5 Be1 38. f3 Bf2 39. e4 fxe4 40. fxe4 Bd4 41. Bf7 Be5 42. h4 a5 43. h5 Bg7 44. h6 Bxh6 45. Bg8 Bg7 46. Bxh7 Kb4 47. Bg8 a4 48. Bf7 Kc5 49. Be8 a3 50. Bf7 Kd4 51. Bd5 c3 52. Bb7 Ke3 53. Bd5 Be5 54. Bb7 1/2-1/2

[Event "XV South American-chW U20 2019"]
[Site "Asuncion"]
[Date "2019.05.12"]
[Round "2.4"]
[White "Puppi Lazo, Stephanie Beatriz"]
[Black "Bail Ellen Larissa"]
[Result "1-0"]
[ECO "B27"]
[WhiteElo "1955"]
[Annotator "NA"]
[PlyCount "75"]
[EventDate "2019.05.11"]
[EventType "swiss"]
[EventCountry "PAR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Qxd4 Nf6 5. Nc3 Nc6 6. Qa4 d6 7. e5 dxe5 8. Nxe5 Bd7 9. Nxd7 Qxd7 10. Be3 Bg7 11. Rd1 Qc8 12. Bb5 O-O 13. Bxc6 bxc6 14. O-O Nd7 15. Qa3 Re8 16. Ne4 Nb6 17. Bd4 Qf5 18. f3 Nd5 19. Rfe1 Reb8 20. Bxg7 Kxg7 21. c4 Nb4 22. Qc3+ Kg8 23. a3 Na6 24. b4 Rd8 25. Qe3 Qe6 26. b5 Rxd1 27. Rxd1 f5 28. bxa6 fxe4 29. Qxe4 Qxe4 30. fxe4 Rb8 31. Rd7 Rb3 32. Rxe7 Rxa3 33. Rxa7 h5 34. e5 Kf8 35. h4 Kg8 36. e6 Kf8 37. Rf7+ Ke8 38. a7 1-0

[Event "XV South American-chW U20 2019"]
[Site "Asuncion"]
[Date "2019.05.12"]
[Round "2.5"]
[White "Lugo, Tatiana"]
[Black "Sanchez Tobar, Francisca Valenti"]
[Result "0-1"]
[ECO "A48"]
[WhiteElo "1310"]
[BlackElo "1790"]
[Annotator "NA"]
[PlyCount "74"]
[EventDate "2019.05.11"]
[EventType "swiss"]
[EventCountry "PAR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. d4 Nf6 2. Bf4 g6 3. Nf3 Bg7 4. e3 O-O 5. h3 d6 6. Be2 b6 7. O-O Bb7 8. Nc3 Nbd7 9. a3 Ne4 10. Nxe4 Bxe4 11. Rc1 Bb7 12. c4 e5 13. Bh2 e4 14. Nd2 Qe7 15. Qc2 Kh8 16. b4 c5 17. bxc5 bxc5 18. Rb1 Nb6 19. d5 Rae8 20. Nb3 f5 21. Na5 Ba8 22. Rfd1 Qc7 23. Qd2 Na4 24. Rb3 Rb8 25. Rxb8 Rxb8 26. Nc6 Rb2 27. Qe1 Nc3 28. Bf1 Nxd1 29. Qxd1 Bxc6 30. dxc6 Be5 31. Bxe5+ dxe5 32. Qd5 Qe7 33. Kh2 Rxf2 34. Kg3 Rxf1 35. Qd2 f4+ 36. exf4 exf4+ 37. Kh2 Qc7 0-1

[Event "XV South American-chW U20 2019"]
[Site "Asuncion"]
[Date "2019.05.12"]
[Round "2.6"]
[White "Oviedo Acosta, Paula"]
[Black "Duarte Laconich, Jazmin"]
[Result "0-1"]
[ECO "C10"]
[WhiteElo "1543"]
[BlackElo "1263"]
[Annotator "NA"]
[PlyCount "100"]
[EventDate "2019.05.11"]
[EventType "swiss"]
[EventCountry "PAR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. e4 e6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nd7 5. Nf3 Ngf6 6. Ng3 Be7 7. Bd3 O-O 8. O-O b6 9. c3 c5 10. Ne4 Bb7 11. Nxf6+ Nxf6 12. Bg5 Rc8 13. Be3 Nd5 14. Qc2 h6 15. Bh7+ Kh8 16. Bxh6 gxh6 17. Be4 cxd4 18. Nxd4 Bf6 19. Qd2 Bg5 20. Qd3 Nf4 21. Qf3 Bxe4 22. Qxe4 Qd5 23. Qxd5 Nxd5 24. g3 Bf6 25. Nb5 a6 26. Nd6 Rcd8 27. Nc4 b5 28. Nd2 Nxc3 29. Nb3 Ne4 30. Rfe1 Nd2 31. Re2 Nxb3 32. axb3 Rd3 33. Rxa6 Rxb3 34. Ra3 Rb4 35. Rf3 Kg7 36. b3 Ra8 37. Rd3 Ra3 38. Ree3 Bd4 39. Rf3 e5 40. Rd2 Rbxb3 41. Rxb3 Rxb3 42. h3 b4 43. Kf1 Rb1+ 44. Ke2 b3 45. Kd3 b2 46. f4 Rc1 47. fxe5 b1=Q+ 48. Kxd4 Qb4+ 49. Kd3 Qc4+ 50. Ke3 Re1+ 0-1

[Event "XV South American-chW U20 2019"]
[Site "Asuncion"]
[Date "2019.05.12"]
[Round "3.1"]
[White "Campos, Maria Jose"]
[Black "Gomez Barrera, Javiera Belen"]
[Result "0-1"]
[ECO "A26"]
[WhiteElo "2012"]
[BlackElo "2092"]
[Annotator "NA RC"]
[PlyCount "74"]
[EventDate "2019.05.11"]
[EventType "swiss"]
[EventCountry "PAR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. c4 Nf6 2. g3 g6 3. Bg2 Bg7 4. Nc3 O-O 5. e4 d6 6. Nge2 e5 7. O-O Nc6 8. d3 Be6 9. Nd5 Nd7 {A26: English Opening vs King's Indian with ...Nc6 and d3} 10. Be3 Nd4 11. Qd2 c6 12. Ndc3 (12. Ndf4 $5) 12... a5 13. f4 $146 ({Predecessor:} 13. Bh6 Bxh6 14. Qxh6 Qb6 15. Qd2 Bh3 {1-0 (60) Kostenko,P (2500)-Khouseinov,R (2274) Dushanbe 2013}) 13... Nc5 14. Rf2 f5 15. Raf1 fxe4 16. Nxe4 Nxe4 17. Bxe4 Nf5 18. Bxf5 Bxf5 19. d4 Re8 20. Nc3 Qe7 (20... exf4 $17 21. Rxf4 Qe7) 21. fxe5 dxe5 22. d5 a4 23. Bh6 Bxh6 24. Qxh6 Qc5 25. Kg2 Bd3 26. Rd1 {[#]} e4 ({Much weaker is} 26... Bxc4 $6 27. Rf7 $11 (27. d6 Red8 $11)) ({Don't take} 26... Qxc4 27. Qg5 $17) (26... Rf8 $142 $1 27. Qd2 e4) 27. dxc6 (27. Rf4 $15) 27... bxc6 ({Don't do} 27... Qxc6 28. Nd5 $17) 28. Rf4 Qd4 ({Don't take} 28... Qxc4 29. Rh4 $19) 29. h4 Ra5 30. Rg4 $2 (30. Rxd3 $1 $11 Qxd3 {[#]} 31. Nxe4 $1 {[%mdl 512]}) 30... Rf8 31. Qd2 Raf5 32. Rf4 Rxf4 ({Don't do} 32... Qxc4 33. a3 $19) 33. gxf4 Qxc4 34. Re1 Qd4 35. Kg3 Re8 36. Qd1 a3 37. Qb3+ Bc4 0-1

[Event "XV South American-chW U20 2019"]
[Site "Asuncion"]
[Date "2019.05.12"]
[Round "3.2"]
[White "Molina, Jessica"]
[Black "Puppi Lazo, Stephanie Beatriz"]
[Result "0-1"]
[ECO "A03"]
[WhiteElo "1842"]
[BlackElo "1955"]
[Annotator "NA"]
[PlyCount "95"]
[EventDate "2019.05.11"]
[EventType "swiss"]
[EventCountry "PAR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. f4 d5 2. Nf3 h5 3. d4 Nh6 4. e3 Bg4 5. Be2 e6 6. Nbd2 c5 7. c3 Nc6 8. Nf1 (8. h3 $11 {keeps the balance.} Bxf3 9. Nxf3) 8... Nf5 9. Ng5 Bxe2 10. Qxe2 Be7 11. Nf3 Qb6 12. Ne5 Rc8 13. Nxc6 Rxc6 14. Nd2 cxd4 15. exd4 Qc7 16. O-O Bd6 17. Nf3 Qe7 ({Weaker is} 17... Bxf4 18. Bxf4 Qxf4 19. Ne5 $16) 18. Be3 Qf6 19. Ne5 Rb6 (19... Rc7 $15) 20. Bf2 Qh6 21. Be1 h4 22. Rb1 a6 23. Rf3 Bxe5 24. Qxe5 Rc6 25. Qb8+ {Double Attack} Kd7 $18 26. Qxb7+ Rc7 27. Qxa6 Qg6 28. Qd3 h3 29. g3 Nh4 30. Re3 Nf5 31. Re5 f6 32. Re2 Rh6 33. Rd1 Qg4 34. Rdd2 Nh4 35. Rf2 Nf5 36. Kf1 Nd6 37. Qf3 Qg6 38. Rfe2 Rh8 39. Qd3 Qg4 40. Rc2 Rb8 41. b3 Rbc8 42. a4 Rb8 43. c4 Rcb7 44. cxd5 exd5 45. b4 Ne4 46. b5 Qh5 47. Rc1 g5 48. Rxe4 0-1

[Event "XV South American-chW U20 2019"]
[Site "Asuncion"]
[Date "2019.05.12"]
[Round "3.3"]
[White "Malan, Lucia"]
[Black "Noronha Linares, Alessandra Fiorella"]
[Result "1-0"]
[ECO "B92"]
[WhiteElo "1880"]
[BlackElo "1506"]
[Annotator "NA RC"]
[PlyCount "100"]
[EventDate "2019.05.11"]
[EventType "swiss"]
[EventCountry "PAR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nb3 Be7 8. O-O O-O 9. Be3 Be6 10. Nd5 Nxd5 11. exd5 Bf5 12. Qd2 Nd7 13. Na5 Qc7 14. c4 {[#] B92: Sicilian Najdorf: 6 Be2} Rfb8 $146 ({Predecessor:} 14... Nf6 15. b4 Ne4 16. Qb2 Bg6 17. f3 Nf6 18. Rac1 Rac8 19. Qd2 h6 20. Bd1 Qd7 21. Bb3 e4 {½-½ (45) Boehme,S (2559)-Allerberger,P (2526) Remote email 2011}) 15. b4 Nf6 16. f3 Bd7 17. Rac1 b6 18. Nb3 Qb7 19. Rfd1 Ba4 20. f4 exf4 21. Bxf4 Bxb3 22. axb3 Rc8 23. Bf3 Nd7 24. Qe1 Bf8 25. Qg3 Qc7 26. Kh1 a5 27. bxa5 bxa5 28. Bg4 Re8 29. Re1 Nc5 30. Re3 Rxe3 31. Qxe3 ({Much worse is} 31. Bxe3 Nxb3 32. Rc2 Nc5 $17) 31... Qe7 32. Rb1 Qe4 33. Qxe4 Nxe4 34. Bf3 Nc5 35. Bd2 Be7 36. Bc3 h6 37. Bd1 Bd8 38. Ra1 Ra6 (38... Rb8 $11) {White should try} 39. Bc2 $14 (39. Be2) 39... Bb6 40. g3 h5 41. Rc1 Kf8 $11 42. Bd1 Bd8 43. Bc2 Ra7 44. h3 Rb7 45. Rb1 Na6 46. Ra1 Nb4 47. Bxb4 Rxb4 48. Kg2 g6 49. Kf3 f5 50. Kf4 Kg7 1-0

[Event "XV South American-chW U20 2019"]
[Site "Asuncion"]
[Date "2019.05.12"]
[Round "3.4"]
[White "Sanchez Tobar, Francisca Valenti"]
[Black "Lugo Sabrina"]
[Result "1-0"]
[ECO "C45"]
[WhiteElo "1790"]
[Annotator "NA RC"]
[PlyCount "47"]
[EventDate "2019.05.11"]
[EventType "swiss"]
[EventCountry "PAR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Nxd4 6. Qxd4 d6 7. f3 Be7 8. Be3 O-O 9. O-O-O Be6 10. Be2 Re8 11. h4 Nh5 12. Bf2 Nf4 13. Bf1 Bd7 14. Qd2 Ne6 15. f4 Bc6 16. Bd3 a5 17. h5 h6 18. Be3 b6 19. g4 f6 20. Bc4 b5 21. Bxe6+ Kh8 22. f5 b4 23. Nd5 Bxd5 24. exd5 1-0

[Event "XV South American-chW U20 2019"]
[Site "Asuncion"]
[Date "2019.05.12"]
[Round "3.5"]
[White "Duarte Laconich, Jazmin"]
[Black "Lugo, Tatiana"]
[Result "1-0"]
[ECO "C66"]
[WhiteElo "1263"]
[BlackElo "1310"]
[Annotator "NA RC"]
[PlyCount "79"]
[EventDate "2019.05.11"]
[EventType "swiss"]
[EventCountry "PAR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. O-O Nf6 5. Re1 Bd7 6. c3 Qe7 7. d4 g6 8. Na3 Bg7 9. d5 Nb8 10. Bxd7+ Nbxd7 11. b4 O-O 12. Nc2 Rac8 13. a3 c5 14. Bd2 cxb4 15. cxb4 Rc7 16. Rc1 Rfc8 17. Na1 Rc4 18. Qe2 Nb6 19. Rxc4 Rxc4 20. Bg5 Qc7 21. Bxf6 Bxf6 22. Qd2 Kg7 23. g4 Rc3 24. Kg2 Rxa3 25. Rc1 Qd7 26. h3 h6 27. Qb2 Ra4 28. Ne1 Nxd5 29. exd5 e4 30. Qc2 Bxa1 31. Qxe4 Bf6 32. Nd3 Qb5 33. Rc7 a5 34. Qe6 h5 35. Qxf7+ Kh6 36. g5+ Kxg5 37. h4+ Kxh4 38. Qxf6+ g5 39. Qd4+ g4 40. Qf6# 1-0

[Event "XV South American-chW U20 2019"]
[Site "Asuncion"]
[Date "2019.05.12"]
[Round "3.6"]
[White "Bail Ellen Larissa"]
[Black "Oviedo Acosta, Paula"]
[Result "1-0"]
[ECO "A30"]
[BlackElo "1543"]
[Annotator "NA RC"]
[PlyCount "89"]
[EventDate "2019.05.11"]
[EventType "swiss"]
[EventCountry "PAR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. Nf3 Nf6 2. g3 g6 3. b3 Bg7 4. Bb2 d6 5. d4 b6 6. Bg2 Bb7 7. c4 c5 8. O-O O-O 9. Nc3 cxd4 10. Nxd4 Bxg2 11. Kxg2 a6 12. Qd3 Qc7 13. Nd5 Qb7 14. Qf3 Nxd5 15. cxd5 Nd7 16. e4 Rac8 17. Rac1 Nc5 18. Rc2 e6 19. Rd1 e5 20. Nc6 f5 21. exf5 Rxf5 22. Qg4 Re8 23. Bc1 Qf7 24. b4 Nd7 25. Be3 b5 26. Qe2 Nf6 27. g4 Rf4 28. Bxf4 exf4 29. Qf3 g5 30. a4 Nd7 31. axb5 axb5 32. Ra2 Ne5 33. Nxe5 Bxe5 34. Rc1 Qb7 35. Rc6 Rb8 36. Raa6 Bd4 37. Rxd6 Qe7 38. Qd3 Bg7 39. Qf5 Bc3 40. Rd7 f3+ 41. Kh3 Bxb4 42. Rxe7 Bxe7 43. Rh6 Rb7 44. Qxh7+ Kf8 45. Qh8+ 1-0

[Event "XV South American-chW U20 2019"]
[Site "Asuncion"]
[Date "2019.05.13"]
[Round "4.1"]
[White "Gomez Barrera, Javiera Belen"]
[Black "Puppi Lazo, Stephanie Beatriz"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "2092"]
[BlackElo "1955"]
[Annotator "NA RC"]
[PlyCount "95"]
[EventDate "2019.05.11"]
[EventType "swiss"]
[EventCountry "PAR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. e4 c5 2. Nc3 d6 3. d4 cxd4 4. Qxd4 Nf6 5. b3 e6 6. Bb2 {B23: Closed Sicilian: Lines without g3} Nc6 7. Qd2 Be7 (7... d5 8. exd5 exd5 9. O-O-O Be6 10. a3 Bc5 11. Nf3 {½-½ (49) Caruana,F (2819)-Vachier Lagrave,M (2773) Karlsruhe/Baden Baden 2019}) 8. O-O-O Qa5 9. Kb1 O-O 10. f4 $146 ({Predecessor:} 10. f3 a6 11. Nge2 {1-0 (22) Wolf,V (2323)-Beltz,M (1944) Dresden 2018}) 10... a6 11. Nf3 b5 12. Bd3 Nd7 13. g4 Nc5 14. h4 Nb4 (14... Bb7 $11 {remains equal.}) 15. Be2 Nc6 16. Nd4 Qc7 17. Nxc6 Qxc6 18. Bf3 Bb7 19. Qd4 e5 20. Qd2 Rfe8 (20... Qb6 $16) 21. Nd5 exf4 22. Nxe7+ Rxe7 23. Qxf4 Nxe4 24. Ka1 Qxc2 25. Rh2 (25. Rhe1 $11) 25... Qc7 26. Rc1 Qd7 27. Rd1 Rae8 28. g5 d5 29. h5 Qd6 30. Qh4 Qg3 31. Qxg3 Nxg3 32. h6 Re1 33. Rhd2 Rxd1+ 34. Rxd1 gxh6 35. gxh6 Re6 36. Rg1 Rg6 37. Re1 $17 (37. Rc1 $11 {remains equal.}) 37... Re6 38. Rg1 Rg6 39. Re1 Ne4 40. Bg7 f5 41. Rc1 Rc6 42. Rg1 Kf7 43. Bd4 Rg6 44. Bh5 Nf6 45. Bxf6 Kxf6 46. Bxg6 hxg6 47. Rh1 d4 48. Rh2 1-0

[Event "XV South American-chW U20 2019"]
[Site "Asuncion"]
[Date "2019.05.13"]
[Round "4.2"]
[White "Sanchez Tobar, Francisca Valenti"]
[Black "Campos, Maria Jose"]
[Result "1-0"]
[ECO "C47"]
[WhiteElo "1790"]
[BlackElo "2012"]
[Annotator "NA RC"]
[PlyCount "109"]
[EventDate "2019.05.11"]
[EventType "swiss"]
[EventCountry "PAR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 O-O 9. O-O cxd5 10. h3 {C47: Scotch Four Knights and Four Knights with 4 g3} (10. Bg5 c6 11. Qf3 Bd6 12. Rae1 Rb8 13. Nd1 h6 14. Bxf6 Qxf6 15. Qxf6 gxf6 16. b3 Kg7 17. Ne3 Re8 18. Nf5+ Bxf5 19. Bxf5 Re5 20. Bd7 Rb6 21. g3 {½-½ (43) Rapport,R (2726)-Ding,L (2809) Shenzhen 2019}) 10... c5 11. Qf3 Bb7 $146 ({Predecessor:} 11... Be6 12. Bg5 h6 13. Bh4 c4 14. Bf5 Bxc3 15. bxc3 Qd7 16. Bxf6 Bxf5 17. Qg3 Bg6 18. Bd4 Kh7 19. Rfe1 f6 20. Re2 Rfe8 {½-½ (20) Korpa,B (2499)-Gledura,B (2616) Budapest 2018}) 12. Bg5 Rb8 13. Bxf6 Qxf6 14. Qxf6 gxf6 15. Ne2 Rfe8 16. b3 c4 17. bxc4 Ba6 18. Ng3 dxc4 19. Bf5 Re5 20. Rab1 Rb6 21. Rfd1 Ra5 (21... Bc5 $11) 22. Rd8+ Kg7 23. Rbd1 Rbb5 24. Be4 Bb7 {[#]} 25. a4 $1 Bxe4 26. axb5 ({Reject} 26. Nxe4 $6 Rxa4 27. R1d4 a5 $11) 26... Bxc2 27. R1d4 Rxb5 28. Rxc4 Bg6 29. Ne2 Ba5 30. Rdc8 Bd3 31. Rg4+ Kh6 32. Ng3 Bb6 $2 (32... Bg6 33. Rg8 f5 34. Rh4+ Kg5 35. Rxh7 Rb1+ 36. Kh2 Kf6 37. Nh5+ Ke5) 33. Rh4+ Kg7 34. Nh5+ Rxh5 35. Rxh5 f5 36. Rg5+ Kf6 37. Rg3 Be4 38. Rcc3 h5 39. Rg8 Bd4 40. Ra3 Bc5 41. Ra6+ Ke7 42. Rg5 Bd3 43. Ra5 Bb6 44. Ra3 Bc2 45. Rxh5 a5 46. Rh6 f6 47. Rh7+ Kd6 48. Rc3 Be4 49. Rf7 Ke6 50. Rf8 a4 51. Rfc8 Kd7 $18 52. R8c4 Ba5 53. Ra3 Bc6 54. h4 Bd8 55. h5 1-0

[Event "XV South American-chW U20 2019"]
[Site "Asuncion"]
[Date "2019.05.13"]
[Round "4.3"]
[White "Duarte Laconich, Jazmin"]
[Black "Malan, Lucia"]
[Result "0-1"]
[ECO "C00"]
[WhiteElo "1263"]
[BlackElo "1880"]
[Annotator "NA RC"]
[PlyCount "114"]
[EventDate "2019.05.11"]
[EventType "swiss"]
[EventCountry "PAR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. Nf3 d5 2. g3 Nf6 3. Bg2 e6 4. O-O c5 5. d3 Nc6 6. Nbd2 Be7 7. e4 O-O 8. c3 d4 {C00: French: Unusual White 2nd moves} (8... a5 9. a4 b6 10. Re1 Ba6 11. exd5 exd5 12. Nb3 h6 13. Bf4 Bd6 14. Ne5 Bxe5 15. Bxe5 Nxe5 16. Rxe5 {0-1 (35) Oratovsky,M (2456)-Naiditsch,A (2697) Brest 2018}) 9. Qe2 b5 $146 ({Black should play Predecessor:} 9... e5 $1 $15 10. h3 b5 11. cxd4 cxd4 12. Ne1 Nd7 {0-1 (38) February,J (1806)-Van der Westhuizen,D (1505) Durban 2017}) 10. Ne1 ({Better is} 10. e5 $14 Nd5 11. cxd4) 10... Bb7 11. f4 dxc3 12. bxc3 b4 13. Bb2 bxc3 14. Bxc3 Nd4 15. Qd1 Rb8 16. Kh1 Qd7 17. Nc4 Rfd8 18. Qd2 Qa4 19. Bxd4 cxd4 20. Qe2 (20. Qa5 $15 Qxa5 21. Nxa5) 20... Ba6 21. Ne5 Rdc8 22. g4 Ba3 23. g5 Nd7 24. Qh5 Nxe5 25. fxe5 Qd7 26. Qg4 Rb2 27. h4 Bb4 28. h5 Bxe1 29. Raxe1 Bxd3 30. Rf6 $2 (30. Rg1) 30... Rcc2 31. Rg1 Be2 32. Qg3 Bxh5 33. a3 gxf6 34. gxf6+ Bg6 35. Qh4 Qd8 36. Qh6 Qf8 37. Qh3 Rxg2 38. Rxg2 Rxg2 39. Qxg2 Qxa3 40. Qc2 d3 41. Qc8+ Qf8 42. Qc3 Bxe4+ 43. Kg1 Qb8 44. Qc1 d2 45. Qxd2 Qb1+ 46. Kf2 Qc2 47. Ke3 Qxd2+ 48. Kxd2 h5 49. Ke3 Bf5 50. Kf4 h4 51. Kf3 a5 52. Ke3 a4 53. Kd4 h3 54. Kc4 h2 55. Kb4 h1=Q 56. Kxa4 Qb7 57. Ka3 Bc2 0-1

[Event "XV South American-chW U20 2019"]
[Site "Asuncion"]
[Date "2019.05.13"]
[Round "4.4"]
[White "Lugo Sabrina"]
[Black "Molina, Jessica"]
[Result "0-1"]
[ECO "D02"]
[BlackElo "1842"]
[Annotator "NA RC"]
[PlyCount "82"]
[EventDate "2019.05.11"]
[EventType "swiss"]
[EventCountry "PAR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. d4 d5 2. Bf4 e6 3. e3 Nf6 4. Nf3 c5 5. c3 b6 6. Nbd2 Nc6 7. Be2 {D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4} Be7 8. O-O h6 $146 ({Predecessor:} 8... O-O 9. Qc2 Bb7 10. Rad1 Qc8 11. Ng5 h6 12. Nh3 Nh7 13. Bg3 {½-½ (39) Goman,C (1885)-Reutimann,H (1787) Guernsey 2007}) 9. h3 Bb7 10. Ne5 Nxe5 11. Bxe5 O-O 12. Nf3 Bd6 13. Rc1 Ne4 14. Qc2 Rc8 15. Qd1 Rc7 16. Bxd6 Nxd6 17. Ne5 Ne4 18. Nf3 Qe7 19. a3 c4 20. Nd2 f5 21. Bf3 g5 22. Nxe4 dxe4 23. Be2 Qd6 24. f3 f4 25. Qd2 e5 26. exf4 gxf4 27. fxe4 Bxe4 28. Qd1 Qg6 $14 29. Bf3 Bd3 30. Rf2 e4 31. Bh5 Qg5 32. Qg4 Qxg4 33. Bxg4 e3 34. Rf3 Be4 35. Rff1 Rg7 36. Bf3 Bd3 37. Rfe1 Rf5 38. Kh2 Rb5 39. d5 Rxb2 40. d6 Rd7 41. Bd5+ Kf8 0-1

[Event "XV South American-chW U20 2019"]
[Site "Asuncion"]
[Date "2019.05.13"]
[Round "4.5"]
[White "Noronha Linares, Alessandra Fiorella"]
[Black "Bail Ellen Larissa"]
[Result "0-1"]
[ECO "B27"]
[WhiteElo "1506"]
[Annotator "NA RC"]
[PlyCount "128"]
[EventDate "2019.05.11"]
[EventType "swiss"]
[EventCountry "PAR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Qxd4 Nf6 5. e5 Nc6 6. Qa4 Ng8 7. Nc3 Bg7 8. Bf4 Nh6 9. h3 O-O 10. Bc4 Kh8 11. O-O f6 12. exf6 Rxf6 13. Bg5 Rf8 14. Rfe1 Nf7 15. Rad1 d6 16. Nb5 Nfe5 17. Nxd6 Qb6 18. Be3 Qc7 19. Nxe5 Nxe5 20. Nxc8 Nxc4 21. Nxe7 Nxb2 22. Rd7 Qc3 23. Nxg6+ hxg6 24. Qh4+ Kg8 25. Qe7 Rae8 26. Qxg7+ Qxg7 27. Rxg7+ Kxg7 28. Bd4+ Kf7 29. Rxe8 Rxe8 30. Bxb2 Re2 31. Bd4 a6 32. a4 Rxc2 33. a5 Ke6 34. Kf1 Kd5 35. Bb6 Kc6 36. h4 Rb2 37. g4 Kd5 38. Kg2 Ke4 39. h5 gxh5 40. gxh5 Rb5 41. h6 Rh5 42. h7 Rxh7 43. Kg3 Rg7+ 44. Kh4 Kf3 45. Kh5 Rg4 46. Kh6 Rb4 47. Kg6 Rxb6+ 48. axb6 a5 49. Kf5 a4 50. Ke5 a3 51. Kd6 a2 52. Kc7 a1=Q 53. Kxb7 Kxf2 54. Kb8 Qe5+ 55. Ka7 Qa5+ 56. Kb7 Ke3 57. Kc6 Qc3+ 58. Kd7 Qd4+ 59. Kc7 Qc5+ 60. Kb7 Ke4 61. Ka6 Kd5 62. b7 Kc6 63. b8=N+ Kc7 64. Nc6 Qxc6+ 0-1

[Event "XV South American-chW U20 2019"]
[Site "Asuncion"]
[Date "2019.05.13"]
[Round "4.6"]
[White "Oviedo Acosta, Paula"]
[Black "Lugo, Tatiana"]
[Result "1-0"]
[ECO "C53"]
[WhiteElo "1543"]
[BlackElo "1310"]
[Annotator "NA RC"]
[PlyCount "77"]
[EventDate "2019.05.11"]
[EventType "swiss"]
[EventCountry "PAR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Qe7 5. d3 Nf6 6. Nbd2 O-O 7. h3 d6 8. O-O Qd8 9. Re1 Be6 10. Bb3 Bb6 11. Bc2 Ne7 12. Nf1 h6 13. Be3 Ng6 14. d4 Nh7 15. Ng3 c6 16. Qd2 Nh4 17. Nh2 Qd7 18. Nf5 Nxf5 19. exf5 Bxf5 20. dxe5 Bc7 21. Bxf5 Qxf5 22. exd6 Rad8 23. Bf4 Rd7 24. Rad1 Rfd8 25. dxc7 Rxd2 26. cxd8=Q+ Rxd8 27. Rxd8+ Nf8 28. Bd6 Qf6 29. Rxf8+ Kh7 30. Bc5 b6 31. Bd4 Qf5 32. Rc1 c5 33. Be3 g6 34. Rd8 Qe6 35. b3 Kg7 36. b4 cxb4 37. cxb4 g5 38. Bd4+ Kg6 39. Rg8+ 1-0

[Event "XV South American-chW U20 2019"]
[Site "Asuncion"]
[Date "2019.05.14"]
[Round "5.1"]
[White "Molina, Jessica"]
[Black "Gomez Barrera, Javiera Belen"]
[Result "0-1"]
[ECO "E84"]
[WhiteElo "1842"]
[BlackElo "2092"]
[Annotator "NA RC"]
[PlyCount "100"]
[EventDate "2019.05.11"]
[EventType "swiss"]
[EventCountry "PAR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Be3 Nc6 7. Nge2 a6 8. Qd2 Rb8 9. Nc1 e5 10. d5 Nd4 11. Bd3 {E84: King's Indian: Sämisch Panno: 7 Nge2 a6 8 Qd2 Rb8} (11. N1e2 Nxe2 12. Bxe2 Nh5 13. O-O-O f5 14. Kb1 Qe7 15. c5 Nf6 16. cxd6 cxd6 17. Bd3 b5 18. h3 b4 19. Ne2 a5 20. Rc1 fxe4 21. fxe4 Nh5 {1-0 (42) Wang,H (2728)-Ding,L (2637) Ningbo 2011}) 11... c5 12. O-O Nh5 $146 ({Predecessor:} 12... Bd7 13. a4 b6 14. Bg5 Qc8 15. f4 exf4 16. Qxf4 Ng4 17. h3 Be5 18. Qd2 Nh2 {1-0 (35) Urban,V (1975)-Stuchly,R (1940) Czechia 2013}) 13. Rb1 (13. b4 $5) 13... f5 14. Bg5 Qc7 15. N1e2 f4 16. Nxd4 cxd4 17. Nd1 Bf6 18. Bxf6 Rxf6 19. b4 g5 20. Nf2 Rg6 21. Be2 Nf6 22. Rbc1 (22. c5 $5) 22... h5 23. h3 (23. c5 $11) 23... Qh7 24. c5 g4 25. fxg4 hxg4 26. Bxg4 Bxg4 27. hxg4 f3 28. gxf3 Qh4 29. Nh3 Qxh3 30. Qh2 Qxh2+ 31. Kxh2 Ne8 32. Kg3 Rc8 33. a4 a5 34. cxd6 Nxd6 35. Rxc8+ Nxc8 36. Rc1 Nd6 37. bxa5 Rg7 38. a6 bxa6 39. Rc6 Rd7 40. Rxa6 Kf7 41. a5 Nc4 42. Rh6 {[#]} Kg7 $1 43. Re6 $2 (43. Rc6 Nxa5 44. Rc2) 43... d3 44. Kf2 Rb7 45. Rc6 Rb2+ 46. Ke1 d2+ 47. Ke2 Rb1 48. Rc7+ Kg6 49. Rc6+ Kg5 50. Kd3 d1=Q+ 0-1

[Event "XV South American-chW U20 2019"]
[Site "Asuncion"]
[Date "2019.05.14"]
[Round "5.2"]
[White "Malan, Lucia"]
[Black "Sanchez Tobar, Francisca Valenti"]
[Result "*"]
[ECO "C70"]
[WhiteElo "1880"]
[BlackElo "1790"]
[Annotator "NA"]
[PlyCount "31"]
[EventDate "2019.05.11"]
[EventType "swiss"]
[EventCountry "PAR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 g6 4. c3 a6 5. Ba4 Nge7 6. d4 exd4 7. cxd4 b5 8. Bb3 Bg7 9. O-O O-O 10. Nc3 d6 11. h3 Na5 12. Bc2 Bb7 13. d5 c6 14. dxc6 Nexc6 15. Nd5 Nc4 16. Rb1 $15 (16. Bg5 $11 Nxb2 17. Qb1 (17. Bxd8 Nxd1 18. Bf6 Nb2 $15)) *

[Event "XV South American-chW U20 2019"]
[Site "Asuncion"]
[Date "2019.05.14"]
[Round "5.3"]
[White "Puppi Lazo, Stephanie Beatriz"]
[Black "Campos, Maria Jose"]
[Result "1-0"]
[ECO "B78"]
[WhiteElo "1955"]
[BlackElo "2012"]
[Annotator "NA RC"]
[PlyCount "85"]
[EventDate "2019.05.11"]
[EventType "swiss"]
[EventCountry "PAR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. e4 c5 2. Nf3 d6 3. Nc3 Nc6 4. Bc4 g6 5. d4 cxd4 6. Nxd4 Bg7 7. Be3 Nf6 8. f3 O-O 9. Qd2 Bd7 10. O-O-O Rc8 11. Bb3 Ne5 12. h4 h5 13. Bh6 b5 {B78: Sicilian Dragon: Yugoslav Attack, 9 Bc4 Bd7 10 0-0-0 Rc8} (13... Nc4 14. Bxc4 Rxc4 15. Bxg7 Kxg7 16. Kb1 Qa5 {½-½ (16) Solodovnichenko,Y (2583)-Nielsen,P (2649) Koge 2013}) 14. Bxg7 Kxg7 15. Ndxb5 $146 ({Predecessor:} 15. Ncxb5 Rc5 16. Nc3 Qb8 17. g4 hxg4 18. fxg4 Bxg4 19. Rdg1 Nf3 20. Nxf3 Bxf3 21. Rh3 Bxe4 {0-1 (32) Niebergall,G-Videki,S (2270) St Ingbert 1987}) 15... Qa5 16. Na3 Qa6 17. Qd4 Rc5 18. Nd5 Nxd5 19. Bxd5 Kg8 20. f4 Nc6 21. Qd3 Qa5 22. Bb3 $14 Nb4 23. Qe3 Rfc8 24. f5 Kg7 25. g4 Ba4 26. Kb1 Rxc2 27. gxh5 Qe5 28. Qd4 Bxb3 29. Qxe5+ dxe5 30. axb3 Re2 31. hxg6 fxg6 32. Rhg1 Rxe4 33. Rxg6+ Kf7 34. h5 Rh8 35. h6 Rh4 36. Nc4 R4xh6 37. Nxe5+ Ke8 38. Rc1 Rh1 39. Rg4 Rxc1+ 40. Kxc1 Rh1+ 41. Kd2 Rh2+ 42. Kd1 Rh1+ 43. Ke2 1-0

[Event "XV South American-chW U20 2019"]
[Site "Asuncion"]
[Date "2019.05.14"]
[Round "5.4"]
[White "Bail Ellen Larissa"]
[Black "Duarte Laconich, Jazmin"]
[Result "0-1"]
[ECO "A30"]
[BlackElo "1263"]
[Annotator "NA RC"]
[PlyCount "96"]
[EventDate "2019.05.11"]
[EventType "swiss"]
[EventCountry "PAR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. Nf3 Nf6 2. g3 g6 3. b3 b6 4. Bg2 Bb7 5. O-O Bg7 6. Bb2 O-O 7. c4 d6 8. d4 c5 9. Nc3 cxd4 10. Nxd4 Bxg2 11. Kxg2 d5 12. Ndb5 a6 13. Na3 d4 14. Ncb1 Nc6 15. Nd2 Nd7 16. e3 dxe3 17. Bxg7 Kxg7 18. fxe3 Nc5 19. Nf3 e5 20. Qd5 Qc7 21. Ng5 Rad8 22. Qf3 f6 23. Ne4 Nxe4 24. Qxe4 f5 25. Qf3 e4 26. Qe2 Ne5 27. Nc2 Nf3 28. Rad1 Qc5 29. Nd4 Nxd4 30. Qb2 Kg8 31. Rxd4 Rd6 32. Rfd1 Rfd8 33. Qd2 Rxd4 34. exd4 Qe7 35. Qe3 Qa3 36. Rd2 Qd6 37. Qg5 Re8 38. Qe3 Rd8 39. h4 Kg7 40. Qc3 h6 41. c5 Qd5 42. Qc4 bxc5 43. Rc2 Qxc4 44. Rxc4 cxd4 45. Kf2 e3+ 46. Ke1 d3 47. Rc7+ Kf8 48. Kd1 d2 0-1

[Event "XV South American-chW U20 2019"]
[Site "Asuncion"]
[Date "2019.05.14"]
[Round "5.5"]
[White "Noronha Linares, Alessandra Fiorella"]
[Black "Oviedo Acosta, Paula"]
[Result "0-1"]
[ECO "B42"]
[WhiteElo "1506"]
[BlackElo "1543"]
[Annotator "NA RC"]
[PlyCount "104"]
[EventDate "2019.05.11"]
[EventType "swiss"]
[EventCountry "PAR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 Bc5 6. Nb3 Be7 7. Qg4 g6 8. Qe2 d6 9. O-O Nd7 10. f4 Ngf6 11. c4 Qc7 12. Be3 O-O 13. Nc3 b6 14. Rac1 Bb7 15. a3 Rac8 16. Nd2 Qb8 17. b4 Rfe8 18. Nb3 Qa8 19. Nd2 Qb8 20. h3 Bf8 21. Qf2 Ba8 22. Nb3 d5 23. cxd5 exd5 24. e5 Ne4 25. Nxe4 dxe4 26. Bxa6 Rxc1 27. Rxc1 Bd5 28. Nd4 Qa7 29. Bb5 Rd8 30. Qb2 Bh6 31. Nc6 Bxc6 32. Bxc6 Nf8 33. Bxe4 Ne6 34. g3 Bg7 35. Qa1 Qa6 36. Kf2 Bf8 37. Rc6 Bxb4 38. Rxb6 Rd2+ 39. Bxd2 Qxb6+ 40. Be3 Qa5 41. a4 Bc3 42. Qd1 Kg7 43. Bc6 Qb4 44. Bb5 Nc7 45. Qe2 Nd5 46. Ba7 Qa5 47. Bc5 Bb4 48. Bxb4 Qxb4 49. e6 Qd4+ 50. Kf3 Qc3+ 51. Kg4 h5+ 52. Kh4 Qf6# 0-1

[Event "XV South American-chW U20 2019"]
[Site "Asuncion"]
[Date "2019.05.14"]
[Round "5.6"]
[White "Lugo, Tatiana"]
[Black "Lugo Sabrina"]
[Result "1/2-1/2"]
[ECO "A48"]
[WhiteElo "1310"]
[Annotator "NA RC"]
[PlyCount "82"]
[EventDate "2019.05.11"]
[EventType "swiss"]
[EventCountry "PAR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. d4 Nf6 2. Bf4 g6 3. Nf3 Bg7 4. e3 d6 5. h3 b6 6. Be2 Bb7 7. O-O Nbd7 8. Nbd2 O-O 9. c3 Re8 10. Qc2 e5 11. Bg5 Qc8 12. Rfe1 exd4 13. exd4 Ne4 14. Nxe4 Bxe4 15. Qd2 Bb7 16. Bh6 Nf6 17. Nh4 Qd8 18. Bxg7 Kxg7 19. Nf3 Qd7 20. c4 Rac8 21. Rac1 Bxf3 22. Bxf3 Rxe1+ 23. Rxe1 c5 24. d5 Re8 25. a3 Rxe1+ 26. Qxe1 a6 27. Qc3 Qd8 28. g3 h5 29. Kg2 Kg8 30. h4 Nd7 31. Be2 Qf6 32. Qxf6 Nxf6 33. f3 Kg7 34. Kf2 a5 35. b3 Nd7 36. f4 Kf6 37. Bd3 Kg7 38. Ke3 f5 39. Kd2 Kf7 40. Kc3 Nf6 41. Kd2 Ke7 1/2-1/2

[Event "XV South American-chW U20 2019"]
[Site "Asuncion"]
[Date "2019.05.14"]
[Round "6.1"]
[White "Gomez Barrera, Javiera Belen"]
[Black "Duarte Laconich, Jazmin"]
[Result "1-0"]
[ECO "C10"]
[WhiteElo "2092"]
[BlackElo "1263"]
[Annotator "NA RC"]
[PlyCount "109"]
[EventDate "2019.05.11"]
[EventType "swiss"]
[EventCountry "PAR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. e4 e6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nd7 5. Bd3 Ngf6 6. Qe2 Nxe4 7. Bxe4 Nf6 8. Bxb7 {C10: French with 3 Nc3: Unusual Black 3rd moves and 3...dxe4} Bxb7 9. Qb5+ Nd7 10. Qxb7 Be7 (10... Bd6 11. Nf3 O-O 12. O-O a5 13. a4 Rb8 14. Qa6 Ra8 15. Qe2 c5 16. dxc5 Nxc5 {½-½ (93) Belyakov,B (2486)-Timofeev,A (2549) Sochi 2017}) 11. Nf3 O-O 12. O-O Bd6 (12... e5) (12... c5 $16) 13. c3 $146 ({Predecessor:} 13. b3 Qe7 14. Bb2 f5 15. Rfe1 g5 16. Rad1 {1-0 (36) Vachtfeidl,P (2038)-Bratteteig,T (1656) London 2010}) 13... e5 14. Bg5 f6 15. Qd5+ Kh8 16. dxe5 Nxe5 17. Nxe5 Bxe5 18. Qxe5 fxe5 19. Bxd8 Raxd8 20. Rad1 Kg8 21. f3 Rb8 22. Rd2 Rb6 23. Re1 Rg6 24. Kf2 Re6 25. Re4 Rd6 26. Rde2 Re8 27. Rxe5 Rxe5 28. Rxe5 Rd2+ 29. Re2 Rd7 30. Ke1 Kf7 31. Re4 c6 32. Rc4 Rb7 33. b3 Rb6 34. Ke2 Ra6 35. a4 Rb6 36. b4 Ke6 37. a5 Ra6 38. Rc5 g6 39. Ke3 h6 40. Ke4 Kf6 41. g4 g5 42. f4 gxf4 43. Kxf4 Kg6 44. c4 Kf6 45. Rf5+ Kg6 46. c5 Kg7 47. h4 Kg6 48. Ke5 Kg7 49. h5 Kh7 50. Rf7+ Kg8 51. Kf6 Kh8 52. Kg6 Kg8 53. g5 Rxa5 54. gxh6 Rxc5 55. h7+ 1-0

[Event "XV South American-chW U20 2019"]
[Site "Asuncion"]
[Date "2019.05.14"]
[Round "6.1"]
[White "Gomez Barrera, Javiera Belen"]
[Black "Duarte Laconich, Jazmin"]
[Result "*"]
[ECO "C10"]
[WhiteElo "2092"]
[BlackElo "1263"]
[Annotator "NA RC"]
[PlyCount "49"]
[EventDate "2019.05.11"]
[EventType "swiss"]
[EventCountry "PAR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. e4 e6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nd7 5. Bd3 Ngf6 6. Qe2 Nxe4 7. Bxe4 Nf6 8. Bxb7 {C10: French with 3 Nc3: Unusual Black 3rd moves and 3...dxe4} Bxb7 9. Qb5+ Nd7 10. Qxb7 Be7 (10... Bd6 11. Nf3 O-O 12. O-O a5 13. a4 Rb8 14. Qa6 Ra8 15. Qe2 c5 16. dxc5 Nxc5 {½-½ (93) Belyakov,B (2486)-Timofeev,A (2549) Sochi 2017}) 11. Nf3 O-O 12. O-O Bd6 (12... e5) (12... c5 $16) 13. c3 $146 ({Predecessor:} 13. b3 Qe7 14. Bb2 f5 15. Rfe1 g5 16. Rad1 {1-0 (36) Vachtfeidl,P (2038)-Bratteteig,T (1656) London 2010}) 13... e5 14. Bg5 f6 15. Qd5+ Kh8 16. dxe5 Nxe5 17. Nxe5 Bxe5 18. Qxe5 fxe5 19. Bxd8 Raxd8 20. Rad1 Kg8 21. f3 Rb8 22. Rd2 Rb6 23. Re1 Rg6 24. Kf2 Rd6 25. Re4 *

[Event "XV South American-chW U20 2019"]
[Site "Asuncion"]
[Date "2019.05.14"]
[Round "6.2"]
[White "Puppi Lazo, Stephanie Beatriz"]
[Black "Malan, Lucia"]
[Result "1-0"]
[ECO "C42"]
[WhiteElo "1955"]
[BlackElo "1880"]
[Annotator "NA RC"]
[PlyCount "91"]
[EventDate "2019.05.11"]
[EventType "swiss"]
[EventCountry "PAR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 12,70,0,32767,32767,32767,32767,32767,32767,32767,43,26,153,152,199,217,195,188,180,179,380,370,415,32767,347,362,362,369,379,403,391,409,379,410,402,400,470,427,563,32767,565,640,739,658,611,32767,32767,32767,32767,32767,32767,32767,32767,32767,29982,335,32767,32767,673,646,638]} 1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Nc3 Nxc3 6. dxc3 Be7 7. Be3 Nc6 {C42: Petroff Defence: 3 Nxe5 and unusual White 3rd moves} 8. Bd3 (8. Qd2 Be6 9. O-O-O Qd7 10. h3 Bf6 11. g4 h6 12. Bg2 O-O-O 13. b3 g5 14. Nd4 Nxd4 15. cxd4 d5 16. f4 gxf4 17. Bxf4 {½-½ (39) Cheparinov,I (2679)-Wang,Y (2684) China 2019}) 8... Be6 9. Qe2 Qd7 10. O-O-O a6 11. Kb1 O-O-O $146 {[#]} ({Predecessor:} 11... O-O $11 {remains equal.} 12. h3 b5 13. g4 Rfe8 14. Rhe1 b4 15. c4 {1-0 (23) Wang,J (2367)-Secopito,C (2145) Makati 2018}) 12. Bxa6 $1 Na5 13. Bb5 c6 14. Bb6 cxb5 15. Bxa5 Bc4 $2 (15... Rde8) 16. Qe3 Kb8 17. Ne5 Bxa2+ 18. Kxa2 Qe6+ 19. Kb1 dxe5 20. Bxd8 Rxd8 21. Rxd8+ Bxd8 22. Qd3 Bb6 23. Qxb5 Bxf2 24. Rd1 e4 25. Rd8+ Kc7 26. Re8 Qd7 27. Qa5+ Kc6 28. Qa4+ Kc7 29. Qc4+ Kb6 30. Qxe4 Qd1+ 31. Ka2 Qf1 32. Qb4+ Ka7 33. Qa5+ $18 (33. c4 {[%cal Rb4a5]} Qe1 34. Rxe1 Bxe1 35. Qxe1) 33... Qa6 34. Qxa6+ Kxa6 35. Re7 Bh4 36. Rxf7 Bf6 37. Kb3 Kb6 38. Rxf6+ gxf6 39. Kc4 Kc6 40. b4 h5 41. b5+ Kb6 42. Kb4 h4 43. c4 f5 44. c5+ Kc7 45. h3 f4 46. Kc4 1-0

[Event "XV South American-chW U20 2019"]
[Site "Asuncion"]
[Date "2019.05.14"]
[Round "6.3"]
[White "Sanchez Tobar, Francisca Valenti"]
[Black "Molina, Jessica"]
[Result "1/2-1/2"]
[ECO "B00"]
[WhiteElo "1790"]
[BlackElo "1842"]
[Annotator "NA RC"]
[PlyCount "57"]
[EventDate "2019.05.11"]
[EventType "swiss"]
[EventCountry "PAR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. e4 b6 2. d4 Bb7 3. Nc3 e6 4. f4 Bb4 5. Bd3 Nf6 6. Qe2 d5 7. exd5 Nxd5 8. Bd2 Nxc3 9. bxc3 Be7 10. Nf3 Bh4+ (10... O-O $11) 11. g3 Be7 12. O-O Nd7 13. Be4 Bxe4 14. Qxe4 Rc8 15. Ne5 Nxe5 16. fxe5 c5 17. Rf3 $15 (17. Qg4 $1 $14 Bf8 18. Bg5) 17... Qd5 18. Qd3 cxd4 19. cxd4 Qc4 20. Qxc4 Rxc4 21. c3 O-O 22. Rb1 h6 23. Kf2 Rd8 24. Ke2 Ra4 25. Rb2 Rd5 26. Rf1 f6 27. exf6 Bxf6 28. Bf4 e5 29. dxe5 1/2-1/2

[Event "XV South American-chW U20 2019"]
[Site "Asuncion"]
[Date "2019.05.14"]
[Round "6.4"]
[White "Campos, Maria Jose"]
[Black "Bail Ellen Larissa"]
[Result "1-0"]
[ECO "A14"]
[WhiteElo "2012"]
[Annotator "NA RC"]
[PlyCount "201"]
[EventDate "2019.05.11"]
[EventType "swiss"]
[EventCountry "PAR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. c4 Nf6 2. g3 e6 3. Bg2 d5 4. Nf3 Be7 5. O-O O-O 6. b3 c5 7. Bb2 b6 8. e3 Bb7 9. d3 Qc8 10. Qe2 Rd8 11. Nc3 Nc6 12. Rac1 dxc4 13. bxc4 a6 14. Rfd1 Na5 15. Qc2 Qc7 16. Na4 Nd7 17. Qb1 b5 18. cxb5 axb5 19. Nxc5 Nxc5 20. d4 Qb6 21. dxc5 Bxc5 22. Ng5 f5 $2 (22... g6) 23. Bxb7 $14 (23. Rxd8+ $18 Rxd8 {[#]} 24. Rxc5 $1 {[%mdl 512]} Bxg2 25. Bd4) 23... Nxb7 24. Be5 h6 25. Nf3 Bxe3 26. Rc7 Bxf2+ 27. Kg2 g5 28. Rg7+ Kf8 29. Bc7 Qc6 30. Qb2 Bd4 31. Rxd4 Rxa2 32. Rxd8+ Nxd8 33. Qxa2 Kxg7 34. Be5+ Kf7 35. Kf2 Qc5+ 36. Bd4 Qd5 37. Ne5+ Ke8 38. Qa7 Qb7 39. Qc5 Qd5 40. Qa7 Qb7 41. Qa3 Qd5 42. Qc3 Qb7 43. Qa1 Qd5 44. Qd1 Qa2+ 45. Kg1 g4 46. Be3 Qd5 47. Qxd5 exd5 48. Bxh6 Ne6 49. Kf2 Ke7 50. Nc6+ Kd6 51. Nb4 Kc5 52. Nc2 d4 53. Ke2 Kc4 54. Ne1 b4 55. Nd3 b3 56. Kd2 Nc7 57. Bg7 Nb5 58. Nb2+ Kd5 59. Kd3 Kc5 60. Nd1 Kd5 61. Bf6 Kc5 62. Nb2 Kd5 63. Na4 Nd6 64. Bxd4 Ke6 65. Nc5+ Kf7 66. Nxb3 Kg6 67. Nc5 Nf7 68. Ne6 Nd6 69. Nc5 Nf7 70. Ne6 Nd6 71. Nf4+ Kg5 72. Be3 Kf6 73. Ne2 Nf7 74. Bf4 Nd8 75. Nc3 Nc6 76. Nd5+ Ke6 77. Kc4 Na5+ 78. Kd4 Nb3+ 79. Kc4 Na5+ 80. Kb4 Nc6+ 81. Kc5 Na5 82. Nc7+ Kf6 83. Kd5 Nb3 84. Be3 Na5 85. Ne8+ Kg6 86. Nd6 Kf6 87. Kc5 Ke6 88. Kb5 Nb3 89. Kb4 Na1 90. Nxf5 Kxf5 91. Kc3 Ke4 92. Bf4 Kf3 93. Kb2 Kg2 94. Kxa1 Kxh2 95. Kb2 Kg2 96. Kc3 Kf2 97. Kd3 Kf3 98. Kd4 Kf2 99. Ke4 Ke2 100. Kf5 Kf3 101. Kg5 1-0

[Event "XV South American-chW U20 2019"]
[Site "Asuncion"]
[Date "2019.05.14"]
[Round "6.5"]
[White "Oviedo Acosta, Paula"]
[Black "Lugo Sabrina"]
[Result "1/2-1/2"]
[ECO "C54"]
[WhiteElo "1543"]
[Annotator "NA RC"]
[PlyCount "86"]
[EventDate "2019.05.11"]
[EventType "swiss"]
[EventCountry "PAR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 d6 6. h3 O-O 7. O-O Bd7 8. Nbd2 a6 9. Re1 Ne7 10. Nf1 Ng6 11. Be3 Bxe3 12. fxe3 c5 13. Bb3 h6 14. Qe2 Re8 15. Ng3 Qe7 16. Nf5 Bxf5 17. exf5 Nf8 18. e4 b5 19. a3 N8h7 20. Nh2 Rad8 21. Rad1 Kh8 22. Kh1 g6 23. Rf1 Kg7 24. Rf2 Rf8 25. Rdf1 Rc8 26. g4 g5 27. Nf3 Rcd8 28. Rg2 Rh8 29. Kg1 Kf8 30. Qf2 Qc7 31. Ba2 Qb8 32. Re1 Qc7 33. Qe3 Rg8 34. h4 Qe7 35. Kf2 Qb7 36. Rh1 Ke7 37. Kf1 Qb8 38. hxg5 hxg5 39. Nd2 Qc8 40. Qe2 Rh8 41. Nf3 Rdg8 42. Qd2 Qb8 43. Rg3 Qc8 1/2-1/2

[Event "XV South American-chW U20 2019"]
[Site "Asuncion"]
[Date "2019.05.14"]
[Round "6.6"]
[White "Lugo, Tatiana"]
[Black "Noronha Linares, Alessandra Fiorella"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1310"]
[BlackElo "1506"]
[Annotator "NA RC"]
[PlyCount "74"]
[EventDate "2019.05.11"]
[EventType "swiss"]
[EventCountry "PAR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. d4 Nf6 2. Bf4 e6 3. Nf3 d5 4. e3 c5 5. Nbd2 Nc6 6. c4 cxd4 7. exd4 dxc4 8. Nxc4 Bb4+ 9. Ncd2 Nxd4 10. Qa4+ Nc6 11. Bb5 Bxd2+ 12. Bxd2 Bd7 13. O-O a6 14. Be2 Ne7 15. Qb3 Bc6 16. Rfd1 Bd5 17. Qe3 O-O 18. Qg5 Ne4 19. Qg4 Nxd2 20. Rxd2 Qa5 21. Rdd1 Rac8 22. Bd3 h6 23. a3 Rc7 24. Qh5 Nc6 25. Rac1 Bxf3 26. Qxf3 Ne5 27. Qg3 Rxc1 28. Rxc1 Qd2 29. Qe3 Qxe3 30. fxe3 Nxd3 31. Rc7 b5 32. Ra7 Rc8 33. h3 Rc6 34. b3 Nc5 35. b4 Nd3 36. Kf1 Ne5 37. Ke1 Nc4 0-1

[Event "XV South American-chW U20 2019"]
[Site "Asuncion"]
[Date "2019.05.15"]
[Round "7.1"]
[White "Oviedo Acosta, Paula"]
[Black "Gomez Barrera, Javiera Belen"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "1543"]
[BlackElo "2092"]
[Annotator "NA"]
[PlyCount "108"]
[EventDate "2019.05.11"]
[EventType "swiss"]
[EventCountry "PAR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 d6 6. O-O h6 7. Nbd2 O-O 8. h3 a5 {C54: Giuoco Piano: 4 c3 Nf6, main lines with 5 d4 and 5 d3} 9. a4 (9. Re1 Be6 10. Bb5 Qb8 11. Nf1 Qa7 12. Be3 Bxe3 13. Nxe3 Ne7 14. Ba4 Ng6 15. Bc2 {½-½ (27) Dominguez Perez,L (2739)-Nakamura,H (2777) Saint Louis 2018}) 9... Re8 10. Re1 Be6 11. Bb3 d5 12. Qe2 Ba7 13. Bc2 Qd7 $146 ({Predecessor:} 13... d4 14. Nf1 Nd7 15. Rb1 {0-1 (39) Sarquis,M (2214)-Della Morte,G (2374) Buenos Aires 2018}) 14. Nf1 Rad8 15. Be3 Bxe3 16. Nxe3 d4 17. Nf1 Qd6 18. Ng3 Qc5 19. Qd2 Qb6 20. cxd4 Nxd4 21. Bd1 Nxf3+ 22. Bxf3 Nd7 23. Qc3 Nc5 24. Re3 Nb3 25. Ra3 Nd4 $17 26. Bd1 Rd6 27. Qd2 Red8 28. Rc3 Rc6 29. Kh2 Kh7 30. Ne2 Rdd6 31. Rxc6 Nxc6 32. f4 exf4 33. Nxf4 Nd4 34. Qf2 Qc5 35. Qg3 Qg5 36. Nxe6 Rxe6 37. Bg4 Rb6 38. Re1 Qe7 39. Qf2 Qe5+ 40. Kh1 Rf6 41. Qd2 b6 42. b4 axb4 43. Qxb4 Nc2 44. Qd2 Nxe1 45. Qxe1 Qf4 46. Bf3 Rc6 47. Bd1 Rc1 48. e5 Ra1 49. Qe2 Qc1 50. Qe4+ g6 51. Qd5 Qxd1+ 52. Kh2 Qg1+ 53. Kg3 Qe3+ 54. Kh2 Qf4+ 0-1

[Event "XV South American-chW U20 2019"]
[Site "Asuncion"]
[Date "2019.05.15"]
[Round "7.2"]
[White "Duarte Laconich, Jazmin"]
[Black "Puppi Lazo, Stephanie Beatriz"]
[Result "0-1"]
[ECO "B24"]
[WhiteElo "1263"]
[BlackElo "1955"]
[Annotator "NA RC"]
[PlyCount "152"]
[EventDate "2019.05.11"]
[EventType "swiss"]
[EventCountry "PAR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. e4 c5 2. Nc3 d6 3. d3 g6 4. g3 Bg7 5. Be3 Nc6 6. Qd2 b5 {B24: Closed Sicilian: 3 g3 sidelines} 7. Rb1 $146 ({Better is} 7. Nxb5 $11 Nf6 8. c4) ({Predecessor:} 7. Bg2 b4 8. Nd1 Rb8 9. Ne2 Nd4 10. Nc1 Bg4 11. Bxd4 Bxd4 12. Ne2 Bg7 13. O-O Nf6 14. a3 a5 15. axb4 axb4 16. h3 Bd7 17. c3 Qc8 {½-½ (49) Maiorov,O (2377)-Najer,E (2640) Sochi 2012}) 7... b4 8. Nce2 Rb8 9. Bg2 Qa5 10. Nc1 ({White should play} 10. Nf3 $15) 10... Bc3 11. bxc3 bxc3 12. Qd1 Rxb1 13. Nge2 Nb4 14. O-O Nxa2 15. d4 c4 16. d5 Nf6 17. Bd4 (17. h3 $142) 17... Qa3 18. Be3 Bd7 19. Qd4 Nxc1 20. Bxc1 Qa1 21. Qe3 O-O 22. h3 Qa6 23. Nxc3 {[#]} Rxc1 (23... Ra1 $1 $19 24. g4 Qb6) 24. Rxc1 Qb6 25. Qh6 ({White should try} 25. Ra1 $15) 25... a5 26. Rb1 Qa7 27. g4 a4 28. Bf3 a3 29. Kg2 a2 30. Ra1 Qd4 31. Qe3 Qxe3 32. fxe3 Ra8 33. Rxa2 Rxa2 34. Nxa2 Ba4 35. Nb4 Kf8 36. Kf2 Nd7 37. Ke2 Ne5 38. Bg2 Kg7 39. Kf2 Kf6 40. Kg3 Nd7 41. Bf1 Ke5 42. Kf3 Nc5 43. Bxc4 Kf6 44. Kf4 g5+ 45. Kf3 Nd7 46. Bb3 Bxb3 47. cxb3 Nc5 48. Nc6 Nxb3 49. Kg3 $15 Nd2 50. Kf2 Nxe4+ 51. Kf3 Nd2+ 52. Ke2 Nc4 53. Kd3 Ne5+ 54. Ke2 e6 55. Nb4 Ng6 56. dxe6 fxe6 57. Nc6 Ne7 58. Nd4 h6 59. Nf3 e5 60. e4 Ng6 61. Ng1 Nf4+ 62. Ke3 Ke6 63. Kf3 d5 64. Ke3 Kd6 65. exd5 Kxd5 66. Kd2 Ke4 67. Ke1 Ke3 68. Kf1 e4 69. Ke1 Kd3 70. Kd1 Nd5 71. Ke1 Nc3 72. Kf2 Kd2 73. Kg2 Ke1 74. Kh2 Kf2 75. Kh1 e3 76. Kh2 Ne2 0-1

[Event "XV South American-chW U20 2019"]
[Site "Asuncion"]
[Date "2019.05.15"]
[Round "7.3"]
[White "Bail, Ellen Larissa"]
[Black "Sanchez Tobar, Francisca Valenti"]
[Result "1-0"]
[ECO "E73"]
[WhiteElo "1876"]
[BlackElo "1790"]
[Annotator "NA RC"]
[PlyCount "107"]
[EventDate "2019.05.11"]
[EventType "swiss"]
[EventCountry "PAR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Be3 Nbd7 7. h4 c5 {E73: King's Indian: Averbakh Variation without 6...c5} (7... h5 8. Qd2 a6 9. f4 c5 10. e5 cxd4 11. Bxd4 dxe5 12. fxe5 Ng4 13. Bxg4 hxg4 14. Qe3 Qa5 15. c5 {0-1 (34) Ghaem Maghami,E (2574)-Naiditsch,A (2687) Doha 2016}) 8. d5 Ne5 9. f3 Nh5 10. g4 Ng3 11. Rh2 Nxe2 12. Qxe2 Bd7 $146 ({Predecessor:} 12... Qb6 13. Rc1 Qb4 14. b3 Nxf3+ 15. Qxf3 Bxc3+ {½-½ (25) Koehler,P-Fink,C Speyer 1997}) 13. h5 a6 14. Nh3 Qc8 15. Nf2 Rb8 16. O-O-O b5 17. Rdh1 g5 18. h6 Bh8 19. Bxg5 Nxc4 20. Ncd1 $1 ({But not} 20. Bxe7 Re8 $17) 20... Qc7 (20... e6 $11) 21. Bd2 (21. Kb1 $14) 21... Na5 22. Qe3 f6 23. f4 Nc4 24. Qe2 Nxd2 25. Qxd2 c4 26. f5 Kf7 27. Rg1 b4 28. Rg3 a5 29. Kb1 c3 30. Qc2 Rfc8 31. b3 a4 32. Nd3 axb3 33. axb3 Ra8 34. Nxb4 Qb6 35. Na2 Ra3 36. Rxc3 Rxc3 37. Qxc3 Rxb3+ 38. Rb2 $14 Rxc3 39. Rxb6 Ra3 40. Rb7 Be8 41. Nb4 Rb3+ 42. Ka2 Rg3 43. Nf2 Rc3 44. Rb8 Rf3 45. Nbd3 Re3 46. Kb2 Re2+ 47. Kc3 Ra2 48. Kd4 Ra4+ 49. Ke3 Ra7 50. Nf4 Ra3+ 51. N2d3 Ra4 52. Ne6 Ra7 53. Rc8 Ra3 54. Nc7 1-0

[Event "XV South American-chW U20 2019"]
[Site "Asuncion"]
[Date "2019.05.15"]
[Round "7.4"]
[White "Malan, Lucia"]
[Black "Campos, Maria Jose"]
[Result "1-0"]
[ECO "B75"]
[WhiteElo "1880"]
[BlackElo "2012"]
[Annotator "NA RC"]
[PlyCount "55"]
[EventDate "2019.05.11"]
[EventType "swiss"]
[EventCountry "PAR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 a6 8. Qd2 Nbd7 9. O-O-O b5 10. g4 Bb7 11. g5 (11. h4 $16) 11... Nh5 12. Be2 Rc8 13. f4 Nb6 (13... Nc5 $11 14. Bxh5 b4) 14. Bxh5 gxh5 15. Qe2 ({Better is} 15. Qd3 $14) 15... Nc4 (15... b4 $5 {[%cal Rb4c3]} 16. Nd5 Nxd5 17. exd5 Qd7 $11) 16. Kb1 Qa5 17. Nd5 Nxb2 18. Kxb2 Bxd5 19. exd5 Qb4+ 20. Ka1 Qc3+ 21. Kb1 Qb4+ 22. Kc1 Qa3+ 23. Kb1 Rc4 24. Rd3 Rb4+ 25. Rb3 O-O 26. Qd3 Rc8 27. Nc6 Rxb3+ 28. Qxb3 1-0

[Event "XV South American-chW U20 2019"]
[Site "Asuncion"]
[Date "2019.05.15"]
[Round "7.5"]
[White "Molina, Jessica"]
[Black "Lugo, Tatiana"]
[Result "1-0"]
[ECO "A02"]
[WhiteElo "1842"]
[BlackElo "1310"]
[Annotator "NA RC"]
[PlyCount "71"]
[EventDate "2019.05.11"]
[EventType "swiss"]
[EventCountry "PAR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. f4 e5 2. fxe5 d6 3. Nf3 Bg4 4. e4 dxe5 5. Be2 (5. Bc4 Nc6 6. c3 Qd7 7. h3 Bh5 8. Bb5 a6 9. Qa4 Bd6 10. Bxc6 bxc6 11. d3 Ne7 12. Be3 f5 13. Nbd2 O-O {½-½ (46) Bocharov,I (2466)-Shabrin,A (2325) Pavlodar 2014}) 5... Bxf3 6. Bxf3 {A02: Bird's Opening} Qh4+ $146 ({Predecessor:} 6... Bc5 7. Qe2 c6 8. d3 Qb6 9. Nc3 Ne7 10. Na4 Qb4+ 11. Nc3 Bd4 12. Qd2 {0-1 (41) Hoelzel,G (1718)-Perk,E (1916) Buesum 2015}) 7. g3 Qd8 8. d3 Bc5 9. Nd2 Qd4 10. Qe2 Qb4 11. c3 Qb5 12. Nb3 Bb6 13. Be3 c5 14. Rd1 Nd7 15. O-O Ngf6 16. Qf2 a5 (16... c4 $11 17. dxc4 Qxc4) 17. d4 exd4 18. cxd4 c4 19. e5 cxb3 20. exf6 Nxf6 21. axb3 Qxb3 22. Bxb7 Rb8 $2 (22... O-O $11 {and Black is okay.} 23. Bg5 (23. Bxa8 Ng4 $11) 23... Rad8) 23. Bc6+ Kf8 {[#]} 24. Bh6 $1 Ng4 25. Qf4 Ba7 26. Bxg7+ Kxg7 27. Qxg4+ Kf8 28. Rxf7+ {Clearance} Qxf7 {[#]} 29. Rf1 $1 Qxf1+ 30. Kxf1 Bb6 31. Qf5+ Kg7 32. Qg5+ Kf7 33. Bd5+ Ke8 34. Qf6 Kd7 35. Qf7+ Kd8 36. Be6 1-0

[Event "XV South American-chW U20 2019"]
[Site "Asuncion"]
[Date "2019.05.15"]
[Round "7.6"]
[White "Lugo, Sabrina"]
[Black "Noronha Linares, Alessandra Fiorella"]
[Result "0-1"]
[ECO "D40"]
[WhiteElo "1092"]
[BlackElo "1506"]
[Annotator "NA RC"]
[PlyCount "94"]
[EventDate "2019.05.11"]
[EventType "swiss"]
[EventCountry "PAR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. d4 Nf6 2. Bf4 e6 3. e3 d5 4. c4 c5 5. Nf3 Nc6 6. Nc3 dxc4 7. Bxc4 cxd4 8. exd4 Nb4 9. a3 Nbd5 10. Nxd5 Nxd5 11. Bxd5 Qxd5 12. O-O Be7 13. Re1 Bd6 14. Bxd6 Qxd6 15. Qd2 O-O 16. Rad1 Rd8 17. Qc3 b6 18. h3 Bb7 19. b4 Qf4 20. Qe3 Qd6 21. Qc3 Rac8 22. Qe3 h6 23. Ne5 Qd5 24. Nf3 Rc7 25. Rc1 Rdc8 26. Rxc7 Rxc7 27. Rc1 Rd7 28. Qe5 Qd6 29. Qxd6 Rxd6 30. Rd1 Bxf3 31. gxf3 Kf8 32. f4 Ke7 33. Kg2 Kd7 34. Kf3 Rd5 35. Rd3 a5 36. bxa5 bxa5 37. Ke2 a4 38. Kd2 Rb5 39. Kc2 Kd6 40. Kc3 Kd5 41. Re3 f6 42. Rg3 Rb3+ 43. Kd2 Rxg3 44. fxg3 Kxd4 45. Kc2 e5 46. fxe5 fxe5 47. Kd2 e4 0-1

[Event "XV South American-chW U20 2019"]
[Site "Asuncion"]
[Date "2019.05.16"]
[Round "8.1"]
[White "Noronha Linares, Alessandra Fiorella"]
[Black "Gomez Barrera, Javiera Belen"]
[Result "0-1"]
[ECO "C44"]
[WhiteElo "1506"]
[BlackElo "2092"]
[Annotator "NA RC"]
[PlyCount "56"]
[EventDate "2019.05.11"]
[EventType "swiss"]
[EventCountry "PAR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. e4 e5 2. Nf3 Nc6 3. c3 d5 4. Qa4 Qd6 5. Bb5 Bd7 6. exd5 Qxd5 7. O-O Be7 8. Re1 Nf6 9. d4 e4 10. c4 Qf5 11. Bxc6 $11 Bxc6 12. Qc2 O-O 13. d5 Bd7 14. Nd4 Qg6 15. Ne2 Rae8 16. Nf4 Qf5 17. Nc3 Bd6 18. Nce2 e3 19. Qxf5 exf2+ 20. Kxf2 Bc5+ 21. Kf1 Bxf5 22. h3 g5 23. Ng3 Bc2 24. Nfe2 h6 25. Bd2 Bd3 26. Bc3 Ne4 27. Nxe4 Rxe4 28. b4 Rf4# 0-1

[Event "XV South American-chW U20 2019"]
[Site "Asuncion"]
[Date "2019.05.16"]
[Round "8.2"]
[White "Puppi Lazo, Stephanie Beatriz"]
[Black "Sanchez Tobar, Francisca Valenti"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "1955"]
[BlackElo "1790"]
[Annotator "NA RC"]
[PlyCount "65"]
[EventDate "2019.05.11"]
[EventType "swiss"]
[EventCountry "PAR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. Nc3 Nf6 5. d3 d6 6. Bg5 h6 7. Bxf6 Qxf6 8. Nd5 Qd8 9. c3 Be6 (9... Ne7 $11 {keeps the balance.}) 10. O-O {C50: Hungarian Defence and Giuoco Pianissimo} (10. d4 $16 exd4 11. cxd4) (10. b4 Bb6 11. a4 a6 12. Nxb6 cxb6 13. Qb3 Qf6 14. Nd2 O-O 15. O-O Bd7 16. Bd5 Qg5 17. Nc4 Bh3 {1-0 (60) Lobanov,S (2482)-Gurjevskoy,D (2175) St Petersburg 2018}) 10... a6 11. d4 Ba7 12. Ne3 $146 ({Predecessor:} 12. dxe5 dxe5 13. Qe2 Na5 14. Nxe5 Qd6 15. Qh5 O-O-O 16. b4 g5 17. Nxf7 Bxf7 {0-1 (35) Scragg,C (1002)-Laine,J (1816) LSS email 2013}) 12... Bxc4 13. Nxc4 Qe7 ({Black should try} 13... exd4 $11 14. cxd4 (14. Nxd4 Nxd4 15. cxd4 O-O $11) 14... Qf6) 14. d5 Nb8 15. Na5 Bb6 16. Nc4 Nd7 17. Nxb6 Nxb6 18. Nd2 g5 19. c4 h5 20. b4 Nd7 21. Rc1 b6 22. Rc3 f6 23. Qe2 Kf7 24. Rfc1 a5 25. a3 Rag8 26. Nf1 axb4 27. axb4 Ra8 28. Ng3 g4 29. Nf5 Qf8 30. h3 Qg8 31. h4 Ra4 32. c5 Qf8 33. Qb5 1-0

[Event "XV South American-chW U20 2019"]
[Site "Asuncion"]
[Date "2019.05.16"]
[Round "8.3"]
[White "Bail, Ellen Larissa"]
[Black "Malan, Lucia"]
[Result "1-0"]
[ECO "D78"]
[WhiteElo "1876"]
[BlackElo "1880"]
[Annotator "NA RC"]
[PlyCount "79"]
[EventDate "2019.05.11"]
[EventType "swiss"]
[EventCountry "PAR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. d4 d5 2. Nf3 Nf6 3. g3 g6 4. Bg2 Bg7 5. O-O O-O 6. c4 c6 7. Nc3 a5 8. cxd5 cxd5 9. Qb3 Nc6 10. Bf4 Nh5 11. Bg5 h6 12. Be3 e6 13. a4 Nb4 14. Bd2 Bd7 15. Rfc1 Qe7 16. Na2 Nxa2 17. Rxa2 Bc6 18. Rc5 $14 Bxd4 19. Rxc6 Bxf2+ 20. Kxf2 bxc6 21. Bxh6 Qc5+ 22. Be3 Qb4 23. Qxb4 axb4 24. b3 Nf6 25. Ne5 Rfc8 26. Rc2 Ra6 27. Bc5 Rb8 28. Be7 Kg7 29. Nxc6 Ng4+ 30. Kg1 Rc8 31. Nxb4 Rxc2 32. Nxc2 Rc6 33. Ne1 Rc1 34. Bb4 Ne3 35. Bd2 Nxg2 36. Bxc1 Nxe1 37. b4 Kf8 38. a5 Nc2 39. a6 Nd4 40. a7 1-0

[Event "XV South American-chW U20 2019"]
[Site "Asuncion"]
[Date "2019.05.16"]
[Round "8.4"]
[White "Molina, Jessica"]
[Black "Oviedo Acosta, Paula"]
[Result "1/2-1/2"]
[ECO "A65"]
[WhiteElo "1842"]
[BlackElo "1543"]
[Annotator "NA RC"]
[PlyCount "79"]
[EventDate "2019.05.11"]
[EventType "swiss"]
[EventCountry "PAR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6 7. Nge2 Bg7 8. Ng3 O-O 9. f3 a6 10. a4 Nbd7 11. Be2 Re8 {A65: Modern Benoni: 6 e4} (11... Ne8 12. Bf4 Rb8 13. O-O c4 14. Bxc4 Qb6+ 15. Rf2 Bd4 16. Qd2 Ne5 17. Bf1 Bxf2+ 18. Qxf2 Qxf2+ 19. Kxf2 {½-½ (32) Carlsen,M (2835)-Nepomniachtchi,I (2763) Wijk aan Zee 2019}) 12. O-O Nf8 13. Bg5 h6 14. Be3 h5 15. Qd2 Bd7 $146 ({Predecessor:} 15... N8h7 16. Bc4 b6 17. h3 h4 18. Nge2 Nh5 19. Rab1 f5 20. b4 Qf6 21. bxc5 bxc5 22. exf5 Bxf5 {1-0 (34) Cabrera Pino,A (2525)-Bergez,L (2395) Barbera del Valles 2013}) 16. Rae1 Rb8 17. Bg5 b5 18. axb5 axb5 19. Kh1 N8h7 20. Bh4 (20. Bf4 $15) 20... b4 21. Nd1 Nxe4 $1 {Discovered Attack} 22. Nxe4 Qxh4 23. g3 Qe7 24. Bc4 Qf8 25. Kg2 Nf6 26. Ndf2 Bb5 27. Bxb5 Rxb5 28. Nxf6+ $15 Bxf6 29. Rxe8 Qxe8 30. Ne4 Qd8 31. Re1 Bg7 32. Qe2 Rb6 33. Nd2 Rb8 34. Nc4 Qf6 35. Qe7 Rd8 36. b3 Qxe7 37. Rxe7 Bf6 38. Ra7 Kg7 39. f4 Kf8 40. Kf3 1/2-1/2

[Event "XV South American-chW U20 2019"]
[Site "Asuncion"]
[Date "2019.05.16"]
[Round "8.5"]
[White "Lugo, Sabrina"]
[Black "Duarte Laconich, Jazmin"]
[Result "0-1"]
[ECO "D00"]
[WhiteElo "1092"]
[BlackElo "1263"]
[Annotator "NA RC"]
[PlyCount "62"]
[EventDate "2019.05.11"]
[EventType "swiss"]
[EventCountry "PAR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. d4 Nf6 2. Bf4 d5 3. e3 e6 4. c4 Bd6 5. Bg3 c5 6. dxc5 Bxc5 7. cxd5 Nxd5 8. Bb5+ Bd7 9. Bxd7+ Nxd7 10. a3 Qa5+ 11. Qd2 Bb4 12. axb4 Qxa1 13. Qd1 Qxb2 14. Bd6 Rc8 15. Ne2 Rc2 16. Bc5 Nxc5 17. bxc5 Rxe2+ 18. Qxe2 Qxb1+ 19. Qd1 Qb4+ 20. Qd2 Qxc5 21. O-O O-O 22. Rc1 Qe7 23. Qb2 b6 24. Ra1 Qb7 25. h3 Ra8 26. Qd4 h6 27. Rc1 a5 28. Ra1 b5 29. Qc5 Qb6 30. Qc2 b4 31. Qb3 Nc3 0-1

[Event "XV South American-chW U20 2019"]
[Site "Asuncion"]
[Date "2019.05.16"]
[Round "8.6"]
[White "Campos, Maria Jose"]
[Black "Lugo, Tatiana"]
[Result "1-0"]
[ECO "A16"]
[WhiteElo "2012"]
[BlackElo "1310"]
[Annotator "NA RC"]
[PlyCount "43"]
[EventDate "2019.05.11"]
[EventType "swiss"]
[EventCountry "PAR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. c4 Nf6 2. g3 g6 3. Bg2 Nc6 4. Nc3 Bg7 5. d3 O-O 6. e4 d6 7. Nge2 Bg4 8. h3 Bd7 9. O-O e5 10. Be3 h6 11. Qd2 Kh7 12. f4 Qe7 13. Rf2 a6 14. Raf1 Rae8 15. fxe5 Nxe5 16. Rxf6 Bxf6 17. Nd5 Qd8 18. Nxf6+ Kh8 19. Bxh6 Rg8 20. Qg5 Rg7 21. Qh4 Re6 22. Bg5+ 1-0

[Event "XV South American-chW U20 2019"]
[Site "Asuncion"]
[Date "2019.05.17"]
[Round "9.1"]
[White "Gomez Barrera, Javiera Belen"]
[Black "Lugo, Sabrina"]
[Result "*"]
[ECO "C54"]
[WhiteElo "2092"]
[BlackElo "1092"]
[Annotator "NA RC"]
[PlyCount "43"]
[EventDate "2019.05.11"]
[EventType "swiss"]
[EventCountry "PAR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Nf6 $11 5. d3 O-O 6. c3 d6 7. a4 a5 8. Bg5 h6 9. Bh4 Bd7 10. Na3 Bb6 11. Nc2 Re8 12. Ne3 Nb8 13. Nd5 g5 14. Nxb6 cxb6 15. Nxg5 hxg5 16. Bxg5 Kg7 17. f4 exf4 18. Rxf4 Qc7 19. Bxf6+ Kg6 20. Qh5+ Kxh5 21. Bxf7+ Kh6 22. Rh4# *

[Event "XV South American-chW U20 2019"]
[Site "Asuncion"]
[Date "2019.05.17"]
[Round "9.2"]
[White "Oviedo Acosta, Paula"]
[Black "Puppi Lazo, Stephanie Beatriz"]
[Result "0-1"]
[ECO "B96"]
[WhiteElo "1543"]
[BlackElo "1955"]
[Annotator "NA RC"]
[PlyCount "74"]
[EventDate "2019.05.11"]
[EventType "swiss"]
[EventCountry "PAR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 h6 8. Bh4 Qb6 9. a3 Nc6 10. Bf2 Qc7 11. Qf3 e5 12. Nxc6 bxc6 13. fxe5 Ng4 14. Bd3 Nxf2 15. Qxf2 dxe5 16. Bc4 Bd6 17. O-O O-O 18. Kh1 Qe7 19. Na4 Be6 20. Bxe6 Qxe6 21. Rad1 Rab8 22. Qe2 Be7 23. Qd3 Rbd8 24. Qc3 Qg4 25. Qf3 Qg6 26. Rd3 Rd4 27. Rxd4 exd4 28. Qd3 c5 29. b4 cxb4 30. axb4 Qc6 31. Ra1 Rc8 32. Nc5 Bxc5 33. bxc5 Qxc5 34. Rxa6 Qxc2 35. Qf1 Qc1 36. Ra1 Qxf1+ 37. Rxf1 d3 0-1

[Event "XV South American-chW U20 2019"]
[Site "Asuncion"]
[Date "2019.05.17"]
[Round "9.3"]
[White "Malan, Lucia"]
[Black "Molina, Jessica"]
[Result "1-0"]
[ECO "C06"]
[WhiteElo "1880"]
[BlackElo "1842"]
[Annotator "NA RC"]
[PlyCount "70"]
[EventDate "2019.05.11"]
[EventType "swiss"]
[EventCountry "PAR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Bd3 c5 6. c3 Nc6 7. Ne2 c4 8. Bb1 b5 9. O-O Be7 10. f4 f6 11. exf6 Nxf6 12. Nf3 O-O 13. Ng3 Qe8 14. Qc2 a5 15. Ne5 g6 16. h4 Nxe5 17. fxe5 Nd7 18. Rxf8+ Nxf8 19. Bg5 Bxg5 20. hxg5 Ra7 21. Qd2 Rb7 22. Nh1 b4 23. Nf2 bxc3 24. bxc3 Qb5 25. Ng4 Kf7 26. Bc2 Ke8 27. Rb1 Qc6 28. Rf1 Rf7 29. Rxf7 Kxf7 30. Qf4+ Ke8 31. Nh6 Qd7 32. Ng8 Qf7 33. Nf6+ Kd8 34. Qc1 Qc7 35. Qa3 Nd7 1-0

[Event "XV South American-chW U20 2019"]
[Site "Asuncion"]
[Date "2019.05.17"]
[Round "9.4"]
[White "Duarte Laconich, Jazmin"]
[Black "Campos, Maria Jose"]
[Result "0-1"]
[ECO "A37"]
[WhiteElo "1263"]
[BlackElo "2012"]
[Annotator "NA RC"]
[PlyCount "58"]
[EventDate "2019.05.11"]
[EventType "swiss"]
[EventCountry "PAR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. Nf3 c5 2. c4 Nc6 3. g3 g6 4. Bg2 Bg7 5. O-O e5 6. d3 Nge7 7. Nc3 O-O 8. Rb1 h6 9. Bd2 d6 10. a3 a5 11. Ne1 Be6 12. Nc2 d5 13. b3 Kh7 14. cxd5 Nxd5 15. Ne3 Nde7 16. Na4 b6 17. b4 cxb4 18. axb4 b5 19. Nc5 Ba2 20. Rb2 axb4 21. Bxb4 e4 22. d4 Qxd4 23. Rxa2 Rxa2 24. Qxd4 Bxd4 25. Rb1 Nxb4 26. Rxb4 Bxc5 27. Rxb5 Bxe3 28. fxe3 Rxe2 29. Re5 Nf5 0-1

[Event "XV South American-chW U20 2019"]
[Site "Asuncion"]
[Date "2019.05.17"]
[Round "9.5"]
[White "Sanchez Tobar, Francisca Valenti"]
[Black "Noronha Linares, Alessandra Fiorella"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "1790"]
[BlackElo "1506"]
[Annotator "NA RC"]
[PlyCount "103"]
[EventDate "2019.05.11"]
[EventType "swiss"]
[EventCountry "PAR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f3 Nc6 7. Be3 e5 8. Nb3 Be6 9. Qd2 d5 10. exd5 Nxd5 11. Nxd5 Qxd5 12. O-O-O O-O-O 13. Bd3 Nb4 14. Qc3+ Qc6 15. Qxc6+ Nxc6 16. Bb6 Rd5 17. a3 Be7 18. Rhe1 Bd8 19. Be3 Be7 20. Rd2 Kc7 21. Red1 h5 22. Be2 Rxd2 23. Nxd2 f5 24. Bc4 Bc8 25. Bd5 b5 26. Nb3 f4 27. Bf2 g5 28. Re1 Bd6 29. Nc5 Re8 30. Ne4 Be7 31. Rd1 g4 32. c4 bxc4 33. Bxc4 Rd8 34. Rxd8 Bxd8 35. Nc5 a5 36. Kd2 Be7 37. Ne4 Bf5 38. Nc3 Bd8 39. Nd5+ Kd6 40. Nc3 gxf3 41. gxf3 Kc7 42. Bd3 Be6 43. Be4 Kd7 44. Kd3 Kc7 45. Na4 Bh3 46. Nc5 Kc8 47. Kc4 Bf1+ 48. Kc3 Be2 49. Kd2 Bf1 50. Ne6 Kd7 51. Nxd8 Kxd8 52. Bh4+ 1-0

[Event "XV South American-chW U20 2019"]
[Site "Asuncion"]
[Date "2019.05.17"]
[Round "9.6"]
[White "Lugo, Tatiana"]
[Black "Bail, Ellen Larissa"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1310"]
[BlackElo "1876"]
[Annotator "NA RC"]
[PlyCount "60"]
[EventDate "2019.05.11"]
[EventType "swiss"]
[EventCountry "PAR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. d4 d5 2. Bf4 Nf6 3. e3 e6 4. Nf3 Be7 5. Bd3 O-O 6. h3 c5 7. c3 b6 8. O-O Bb7 9. Ne5 Nbd7 10. Nd2 Re8 11. Qf3 Nxe5 12. dxe5 Nd7 13. Qg4 f5 14. exf6 Bxf6 15. Nf3 e5 16. Bf5 Nf8 17. Bg3 Kh8 18. h4 g6 19. Bc2 Bc8 20. Qa4 e4 21. Nh2 Bxh4 22. Bxh4 Qxh4 23. Rfd1 Re5 24. g3 Qh3 25. Rd2 Rh5 26. f3 exf3 27. Rf1 Qxg3+ 28. Kh1 Bh3 29. Rff2 Bg2+ 30. Rxg2 Qe1+ 0-1

