[Event "PAR-ch (Women)"]
[Site "Asuncion"]
[Date "2018.02.26"]
[Round "6"]
[White "Montiel Caceres, Helen"]
[Black "Arguello Pereira, Anna Florencia"]
[Result "1-0"]
[ECO "A25"]
[WhiteElo "1240"]
[BlackElo "1050"]
[PlyCount "73"]
[EventDate "2018.02.23"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "PAR"]
[SourceTitle "CBM 183 Extra"]
[Source "ChessBase"]
[SourceDate "2018.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2018.04.19"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Bc5 3. g3 Nf6 4. Bg2 Nc6 5. e3 d6 6. Nge2 Bg4 7. 0-0 0-0 8. d3 h6 9. h3 Bf5 10. Kh2 Qe7 11. e4 Be6 12. f4 a6 13. f5 Bd7 14. a3 Rae8 15. b4 Bb6 16. Bb2 Rd8 17. g4 Be3 18. Nd5 Nxd5 19. cxd5 Nd4 20. Ng3 b5 21. Re1 Bf2 22. Rf1 Bxg3+ 23. Kxg3 f6 24. Rb1 c5 25. dxc6 Bxc6 26. Rc1 Rc8 27. Bxd4 exd4 28. Qb3+ Kh8 29. Rc2 d5 30. exd5 Bb7 31. Bf3 Rxc2 32. Qxc2 Re8 33. Be4 Qe5+ 34. Kg2 Bxd5 35. Re1 Kh7 36. Qf2 g5 37. fxg6+ 1-0

[Event "PAR-ch (Women)"]
[Site "Asuncion"]
[Date "2018.02.25"]
[Round "4"]
[White "Arguello Pereira, Anna Florencia"]
[Black "Avalos, Rosana"]
[Result "0-1"]
[ECO "C45"]
[WhiteElo "1050"]
[BlackElo "1578"]
[PlyCount "40"]
[EventDate "2018.02.23"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "PAR"]
[SourceTitle "CBM 183 Extra"]
[Source "ChessBase"]
[SourceDate "2018.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2018.04.19"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Be3 Qf6 6. c3 Nge7 7. Bc4 d6 8. 0-0 Qg6 9. Nd2 Ne5 10. f3 Nxc4 11. Nxc4 0-0 12. a3 a6 13. b4 Ba7 14. Na5 Kh8 15. c4 f5 16. c5 dxc5 17. bxc5 fxe4 18. fxe4 Bh3 19. Rf2 Rxf2 20. Bxf2 Qxg2# 0-1

[Event "PAR-ch (Women)"]
[Site "Asuncion"]
[Date "2018.02.24"]
[Round "3"]
[White "Martinez Ramirez, Anahi"]
[Black "Arguello Pereira, Anna Florencia"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "1554"]
[BlackElo "1050"]
[PlyCount "41"]
[EventDate "2018.02.23"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "PAR"]
[SourceTitle "CBM 183 Extra"]
[Source "ChessBase"]
[SourceDate "2018.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2018.04.19"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. 0-0 Nf6 5. d3 d6 6. c3 Bg4 7. Nbd2 0-0 8. Re1 h6 9. h3 Bh5 10. Nf1 Qe7 11. Ng3 Bg6 12. Qe2 Rfe8 13. Be3 Rad8 14. Nh4 Bh7 15. Bxc5 dxc5 16. Ngf5 Qd7 17. Qf3 a6 18. Qg3 Bxf5 19. Nxf5 g6 20. Qxg6+ Kf8 21. Qg7# 1-0

[Event "PAR-ch (Women)"]
[Site "Asuncion"]
[Date "2018.02.24"]
[Round "2"]
[White "Villalba Diaz, Vania"]
[Black "Arguello Pereira, Anna Florencia"]
[Result "0-1"]
[ECO "C50"]
[BlackElo "1050"]
[PlyCount "62"]
[EventDate "2018.02.23"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "PAR"]
[SourceTitle "CBM 183 Extra"]
[Source "ChessBase"]
[SourceDate "2018.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2018.04.19"]
[SourceQuality "1"]

1. e4 e5 2. Nc3 Nf6 3. Nf3 Bc5 4. Bc4 Nc6 5. d3 d6 6. Na4 Bg4 7. Qe2 Nd4 8. Qd2 Bxf3 9. gxf3 Nxf3+ 10. Kf1 Nxd2+ 11. Bxd2 0-0 12. Nc3 Ng4 13. Rg1 Nxf2 14. Ne2 Nh3 15. Rg3 Nf4 16. Ng1 Nh5 17. Rf3 Nf6 18. Nh3 Qe7 19. b4 Bd4 20. c3 Bb6 21. Ke2 Rad8 22. Rg1 Bxg1 23. Nxg1 b6 24. b5 Ng4 25. Nh3 Nxh2 26. d4 exd4 27. cxd4 Qxe4+ 28. Be3 Qxf3+ 29. Kd3 Qxh3 30. d5 Nf1 31. Kd4 Qxe3# 0-1

[Event "PAR-ch (Women)"]
[Site "Asuncion"]
[Date "2018.02.23"]
[Round "1"]
[White "Arguello Pereira, Anna Florencia"]
[Black "Avalos, Leticia"]
[Result "0-1"]
[ECO "C01"]
[WhiteElo "1050"]
[BlackElo "1705"]
[PlyCount "56"]
[EventDate "2018.02.23"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "PAR"]
[SourceTitle "CBM 183 Extra"]
[Source "ChessBase"]
[SourceDate "2018.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2018.04.19"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Bg4 5. Bf4 Bd6 6. Bg5 Bxf3 7. Qxf3 Qxg5 8. Nc3 Nf6 9. Bd3 0-0 10. 0-0 Nc6 11. Rfe1 Rfe8 12. Nb5 Qf4 13. Qxf4 Bxf4 14. Re2 Rxe2 15. Bxe2 Re8 16. Re1 a6 17. g3 axb5 18. gxf4 Nxd4 19. Kf1 Nxe2 20. Rxe2 Rxe2 21. Kxe2 Kf8 22. h3 Ke7 23. f5 Kd6 24. b3 Ke5 25. Ke3 b6 26. f4+ Kxf5 27. a4 bxa4 28. bxa4 c5 0-1

[Event "Asuncion Bobby Fischer U2000"]
[Site "Asuncion"]
[Date "2018.02.18"]
[Round "5.17"]
[White "Arguello Pereira, Anna Florencia"]
[Black "Bendlin Chase, Olaf Heinrrich"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1050"]
[PlyCount "60"]
[EventDate "2018.02.15"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "PAR"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 Bf5 3. Nf3 Nf6 4. g3 Nc6 5. Bg2 e6 6. Nbd2 Bd6 7. Bxd6 Qxd6 8. 0-0 0-0-0 9. c3 Rde8 10. e3 e5 11. Re1 e4 12. Ng5 Re7 13. Qa4 h6 14. Nh3 a6 15. b4 Qd7 16. c4 Bxh3 17. Bxh3 Qxh3 18. f3 exf3 19. Nxf3 Rhe8 20. b5 axb5 21. Qa8+ Kd7 22. Qxb7 Rxe3 23. Rxe3 Rxe3 24. Rf1 Ng4 25. cxd5 Rxf3 26. Rxf3 Qxh2+ 27. Kf1 Qh1+ 28. Ke2 Qg2+ 29. Ke1 Nxd4 30. d6 Qe2# 1-0

[Event "Asuncion Bobby Fischer U2000"]
[Site "Asuncion"]
[Date "2018.02.18"]
[Round "7.14"]
[White "Arguello Pereira, Anna Florencia"]
[Black "Benitez Galeano, Gonzalo"]
[Result "0-1"]
[ECO "B50"]
[WhiteElo "1050"]
[PlyCount "57"]
[EventDate "2018.02.15"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "PAR"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 d6 2. Nf3 Nf6 3. Nc3 g6 4. Bc4 Bg7 5. d3 c5 6. Bg5 Nbd7 7. 0-0 h6 8. Be3 0-0 9. Qd2 a6 10. Bxh6 Ng4 11. Bxg7 Kxg7 12. h3 Ngf6 13. Qe3 Qc7 14. Ng5 Ne5 15. Qg3 Nh5 16. Qh4 f6 17. Ne6+ Kh6 18. Nxc7 Rb8 19. N7d5 g5 20. Qxh5+ Kxh5 21. g4+ Kh6 22. Nxe7 b5 23. Nxc8 Rbxc8 24. Be6 Rce8 25. Bf5 b4 26. Nd5 Nf3+ 27. Kg2 Nd2 28. Rfd1 Nxe4 29. dxe4 0-1

[Event "Asuncion Bobby Fischer U2000"]
[Site "Asuncion"]
[Date "2018.02.18"]
[Round "6.12"]
[White "Ettiene Maciel, Erlinne"]
[Black "Arguello Pereira, Anna Florencia"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "1334"]
[BlackElo "1050"]
[PlyCount "43"]
[EventDate "2018.02.15"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "PAR"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 Nf6 5. Nc3 h6 6. 0-0 0-0 7. a3 d6 8. h3 Be6 9. Ba2 Nh5 10. Be3 Qf6 11. Bxc5 dxc5 12. Nh2 Qg6 13. Bxe6 fxe6 14. Qg4 Qf7 15. Nb5 Rac8 16. Nc3 Nf6 17. Qg3 Nh5 18. Qe3 Nf4 19. Ne2 a6 20. Nxf4 exf4 21. Qxc5 Rcd8 22. Ng4 1-0

[Event "Asuncion Bobby Fischer U2000"]
[Site "Asuncion"]
[Date "2018.02.17"]
[Round "3.17"]
[White "Arguello Pereira, Anna Florencia"]
[Black "Masi Valenzuela, Rafael"]
[Result "1/2-1/2"]
[ECO "B01"]
[WhiteElo "1050"]
[BlackElo "1067"]
[PlyCount "49"]
[EventDate "2018.02.15"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "PAR"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. Bc4 Bf5 5. Nf3 Nf6 6. 0-0 e6 7. d3 Nbd7 8. Bf4 Bd6 9. h3 Bxf4 10. a3 c6 11. b4 Qc7 12. Ne2 b5 13. Bb3 Be5 14. d4 Bf4 15. Re1 0-0 16. Nh4 Bh2+ 17. Kf1 e5 18. dxe5 Nxe5 19. Nxf5 Rfd8 20. Ned4 c5 21. bxc5 Qxc5 22. g3 g6 23. Nh4 Qxd4 24. Qxd4 Rxd4 25. Rxe5 1/2-1/2

[Event "Asuncion Bobby Fischer U2000"]
[Site "Asuncion"]
[Date "2018.02.17"]
[Round "4.16"]
[White "Zorrilla Videla, Maria Valentina"]
[Black "Arguello Pereira, Anna Florencia"]
[Result "1-0"]
[ECO "C50"]
[BlackElo "1050"]
[PlyCount "53"]
[EventDate "2018.02.15"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "PAR"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. 0-0 Nf6 5. Nc3 d6 6. d3 Bg4 7. Bg5 Nd4 8. Nd5 Nxf3+ 9. gxf3 Bh3 10. Nxf6+ gxf6 11. Bh4 Rg8+ 12. Kh1 Qd7 13. Rg1 Bg2+ 14. Rxg2 Rxg2 15. Kxg2 0-0-0 16. Kh1 Qh3 17. Bg3 Rg8 18. Qf1 Qh6 19. Bxf7 Rg7 20. Be6+ Kd8 21. Qh3 Qd2 22. Qh5 Qxc2 23. Qh6 Re7 24. Qf8+ Re8 25. Qxf6+ Re7 26. Bh4 d5 27. Qf8# 1-0

[Event "Asuncion Bobby Fischer U2000"]
[Site "Asuncion"]
[Date "2018.02.16"]
[Round "2.20"]
[White "Mayeregger Gonzalez, Renata Valentina"]
[Black "Arguello Pereira, Anna Florencia"]
[Result "1/2-1/2"]
[ECO "C50"]
[BlackElo "1050"]
[PlyCount "41"]
[EventDate "2018.02.15"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "PAR"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. 0-0 Nf6 5. Nc3 d6 6. h3 Be6 7. d3 0-0 8. Bg5 Bxc4 9. dxc4 h6 10. Bxf6 Qxf6 11. Nd5 Qg6 12. Nh4 Qg5 13. Nf3 Qd8 14. c3 a6 15. b4 Ba7 16. b5 axb5 17. cxb5 Na5 18. a3 c6 19. bxc6 bxc6 20. Nb4 Bc5 21. Nd3 1/2-1/2

[Event "Asuncion Bobby Fischer U2000"]
[Site "Asuncion"]
[Date "2018.02.15"]
[Round "1.10"]
[White "Arguello Pereira, Anna Florencia"]
[Black "Melian, Juan Sebastian"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "1050"]
[BlackElo "1657"]
[PlyCount "28"]
[EventDate "2018.02.15"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "PAR"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 d6 2. Bc4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. d3 0-0 6. 0-0 c5 7. Bg5 h6 8. Be3 Nc6 9. h3 a6 10. Qd2 Kh7 11. Rfe1 b5 12. Bd5 Nxd5 13. exd5 Nd4 14. Nxd4 cxd4 0-1

[Event "PAR-ch (Women)"]
[Site "Asuncion"]
[Date "2017.10.08"]
[Round "6"]
[White "Arguello Pereira, Anna Florencia"]
[Black "Lugo, Sabrina"]
[Result "0-1"]
[ECO "C45"]
[BlackElo "1312"]
[PlyCount "66"]
[EventDate "2017.10.06"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "PAR"]
[SourceTitle "CBM 181 Extra"]
[Source "ChessBase"]
[SourceDate "2017.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2017.12.12"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nxd4 5. Qxd4 c5 6. Qc3 Qe7 7. Bc4 Qxe4+ 8. Be3 Qxg2 9. Rf1 Nf6 10. Nd2 Bd6 11. 0-0-0 Bxh2 12. Rfe1 a6 13. Bg5+ Kf8 14. Bxf6 Bf4 15. Be7+ Kg8 16. Bf1 Bxd2+ 17. Rxd2 Qc6 18. Bg5 h6 19. Qd3 Qg6 20. Re8+ Kh7 21. Rxh8+ Kxh8 22. Qe2 hxg5 23. Qe8+ Kh7 24. Bd3 f5 25. Qe5 d6 26. Qh2+ Kg8 27. Bc4+ Be6 28. Bd3 Re8 29. Qxd6 Qh6 30. f3 g4 31. f4 Bxa2 32. b3 Qxd6 33. Bxf5 Qxf4 0-1

[Event "PAR-ch (Women)"]
[Site "Asuncion"]
[Date "2017.10.07"]
[Round "3"]
[White "Arguello Pereira, Anna Florencia"]
[Black "Rivas, Cynthia Fiorella"]
[Result "0-1"]
[ECO "C41"]
[PlyCount "50"]
[EventDate "2017.10.06"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "PAR"]
[SourceTitle "CBM 181 Extra"]
[Source "ChessBase"]
[SourceDate "2017.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2017.12.12"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 d6 3. Nc3 g6 4. Bc4 Ne7 5. d3 Bg7 6. Bg5 f6 7. Be3 Nd7 8. 0-0 b6 9. Qd2 Bb7 10. Bh6 Rg8 11. Bxg8 Nxg8 12. Bxg7 g5 13. Nd5 g4 14. Nh4 Qb8 15. Nf5 c6 16. Nxf6+ Ngxf6 17. Bxf6 Nxf6 18. Qh6 Qd8 19. Ng7+ Ke7 20. Qg5 d5 21. Nf5+ Ke6 22. exd5+ cxd5 23. Rae1 d4 24. c3 Qd5 25. cxd4 Qxg2# 0-1

[Event "PAR-ch (Women)"]
[Site "Asuncion"]
[Date "2017.10.07"]
[Round "2"]
[White "Sanchez Morel, Araceli"]
[Black "Arguello Pereira, Anna Florencia"]
[Result "1-0"]
[ECO "C65"]
[WhiteElo "1293"]
[PlyCount "59"]
[EventDate "2017.10.06"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "PAR"]
[SourceTitle "CBM 181 Extra"]
[Source "ChessBase"]
[SourceDate "2017.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2017.12.12"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. 0-0 Nf6 5. Re1 d6 6. c3 a6 7. Bxc6+ bxc6 8. d4 exd4 9. cxd4 Bb4 10. Bd2 Bxd2 11. Qxd2 0-0 12. Nc3 Bg4 13. Re3 d5 14. Ne5 Nh5 15. Nxg4 Nf4 16. Rf3 Ng6 17. Rh3 Nh4 18. Nh6+ Kh8 19. Nf5 dxe4 20. Nxh4 c5 21. Rd1 Re8 22. Nf5 Re6 23. d5 Rg6 24. Nxe4 a5 25. d6 cxd6 26. Nfxd6 Ra6 27. Nxf7+ Kg8 28. Qxd8+ Kxf7 29. Rf3+ Ke6 30. Qe8# 1-0

[Event "PAR-ch (Women)"]
[Site "Asuncion"]
[Date "2017.10.06"]
[Round "1"]
[White "Arguello Pereira, Anna Florencia"]
[Black "Rojas, Montserrat"]
[Result "0-1"]
[ECO "B26"]
[BlackElo "1566"]
[PlyCount "66"]
[EventDate "2017.10.06"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "PAR"]
[SourceTitle "CBM 181 Extra"]
[Source "ChessBase"]
[SourceDate "2017.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2017.12.12"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 d6 3. g3 Nf6 4. Bg2 g6 5. d3 Bg7 6. h3 Nc6 7. Be3 Bd7 8. Qd2 a6 9. Bh6 0-0 10. Bxg7 Kxg7 11. f4 e5 12. f5 h6 13. g4 Nh7 14. h4 Nd4 15. Nd5 Bc6 16. f6+ Nxf6 17. g5 Ng8 18. Nf6 h5 19. c3 Ne6 20. 0-0-0 Nxf6 21. gxf6+ Qxf6 22. Rf1 Qe7 23. Rh3 Nf4 24. Rhf3 Qxh4 25. Nh3 Nxh3 26. Bxh3 f5 27. d4 Bxe4 28. R3f2 cxd4 29. cxd4 Rac8+ 30. Kd1 Qxh3 31. dxe5 Qd3 32. Qxd3 Bxd3 33. Rg1 dxe5 0-1

[Event "Wch U08 Girls"]
[Site "Pocos de Caldas"]
[Date "2017.08.28"]
[Round "8"]
[White "Arguello Pereira, Anna Florencia"]
[Black "Krasteva, Yoana"]
[Result "1-0"]
[ECO "C57"]
[PlyCount "29"]
[EventDate "2017.08.22"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "BRA"]
[SourceTitle "CBM 180 Extra"]
[Source "ChessBase"]
[SourceDate "2017.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Nxd5 6. Nxf7 Kxf7 7. Qf3+ Ke8 8. Bxd5 Ne7 9. Qf7+ Kd7 10. Be6+ Kd6 11. Nc3 Bxe6 12. Ne4+ Kd7 13. Nc5+ Kc6 14. Nxe6 Qe8 15. Qf3+ 1-0

[Event "Wch U08 Girls"]
[Site "Pocos de Caldas"]
[Date "2017.08.28"]
[Round "7"]
[White "Fujita, Gabriela Akemi"]
[Black "Arguello Pereira, Anna Florencia"]
[Result "1-0"]
[ECO "A07"]
[PlyCount "40"]
[EventDate "2017.08.22"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "BRA"]
[SourceTitle "CBM 180 Extra"]
[Source "ChessBase"]
[SourceDate "2017.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.06"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 Nf6 3. Bg2 Bg4 4. h3 Bf5 5. 0-0 e6 6. d3 Be7 7. Nh4 Bg6 8. Nd2 c6 9. Qe1 0-0 10. e4 d4 11. f4 h6 12. Nxg6 fxg6 13. Qe2 Nbd7 14. e5 Nd5 15. Qg4 Rf5 16. Qxg6 Ne3 17. Qxe6+ Kf8 18. Nb3 Nxf1 19. Qxf5+ Ke8 20. Kxf1 Qb6 1-0

[Event "Wch U08 Girls"]
[Site "Pocos de Caldas"]
[Date "2017.08.27"]
[Round "6"]
[White "Jayarathna, Isali Dahamsa"]
[Black "Arguello Pereira, Anna Florencia"]
[Result "1-0"]
[ECO "A01"]
[PlyCount "31"]
[EventDate "2017.08.22"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "BRA"]
[SourceTitle "CBM 180 Extra"]
[Source "ChessBase"]
[SourceDate "2017.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.06"]
[SourceQuality "1"]

1. b3 e5 2. Bb2 Nc6 3. e3 d5 4. Bb5 Bc5 5. Bxe5 Qg5 6. Bg3 Bg4 7. Nf3 Qg6 8. Bxc7 Bf5 9. Nh4 Bxc2 10. Nxg6 Bxd1 11. Nxh8 Bc2 12. Nxf7 Kxf7 13. Bxc6 bxc6 14. 0-0 d4 15. Rc1 Bf5 16. Rxc5 1-0

[Event "Wch U08 Girls"]
[Site "Pocos de Caldas"]
[Date "2017.08.25"]
[Round "5"]
[White "Arguello Pereira, Anna Florencia"]
[Black "Krasilnikova, Marija"]
[Result "0-1"]
[ECO "C47"]
[PlyCount "60"]
[EventDate "2017.08.22"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "BRA"]
[SourceTitle "CBM 180 Extra"]
[Source "ChessBase"]
[SourceDate "2017.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bb4+ 5. Nc3 Nf6 6. Nxc6 bxc6 7. Bd3 Qe7 8. f3 d5 9. 0-0 0-0 10. Re1 d4 11. e5 Nd7 12. Rf1 dxc3 13. bxc3 Bxc3 14. Rb1 Nxe5 15. f4 Nxd3 16. Qxd3 Bf6 17. Rf3 Qe1+ 18. Rf1 Qe6 19. f5 Qd5 20. Qh3 g6 21. g4 Bd4+ 22. Be3 Bxe3+ 23. Qxe3 gxf5 24. gxf5 Bxf5 25. Rxf5 Qxf5 26. Qg3+ Qg6 27. Kf2 Qxg3+ 28. Kxg3 Rab8 29. Rg1 Kg7 30. Kf4+ Kf6 0-1

[Event "Wch U08 Girls"]
[Site "Pocos de Caldas"]
[Date "2017.08.24"]
[Round "4"]
[White "Schafranski, Yasmin"]
[Black "Arguello Pereira, Anna Florencia"]
[Result "0-1"]
[ECO "A07"]
[PlyCount "96"]
[EventDate "2017.08.22"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "BRA"]
[SourceTitle "CBM 180 Extra"]
[Source "ChessBase"]
[SourceDate "2017.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.06"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 Nf6 3. Bg2 Bg4 4. h3 Bf5 5. 0-0 e6 6. d3 c6 7. e4 Be7 8. Nbd2 dxe4 9. dxe4 Bxe4 10. Nxe4 Nxe4 11. Re1 Qd5 12. Qxd5 cxd5 13. Ne5 Bd6 14. Bxe4 dxe4 15. Rxe4 f6 16. Nd3 Nc6 17. Bf4 e5 18. Be3 f5 19. Rh4 0-0-0 20. Bg5 Be7 21. Rh5 g6 22. Rh6 e4 23. Bxe7 Nxe7 24. Ne5 Rd2 25. Nc4 Rxc2 26. Rd1 Rxc4 27. b3 Rc2 28. f4 exf3 29. Rf1 Rg2+ 30. Kh1 Nd5 31. Rc1+ Kd8 32. Rd1 f4 33. gxf4 Rf8 34. Rxd5+ Kc7 35. Rxh7+ Kc6 36. Rhd7 Rg8 37. R5d6+ Kb5 38. a4+ Kb4 39. Rxb7+ Ka5 40. Rxa7+ Kb4 41. Rc6 g5 42. Rb7+ Ka5 43. Rcc7 gxf4 44. Ra7+ Kb6 45. a5+ Kb5 46. Rab7+ Kxa5 47. Rc5+ Ka6 48. Rc1 Kxb7 0-1

[Event "Wch U08 Girls"]
[Site "Pocos de Caldas"]
[Date "2017.08.23"]
[Round "3"]
[White "Arguello Pereira, Anna Florencia"]
[Black "Galli, Giulia Gabriella"]
[Result "1-0"]
[ECO "C47"]
[PlyCount "35"]
[EventDate "2017.08.22"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "BRA"]
[SourceTitle "CBM 180 Extra"]
[Source "ChessBase"]
[SourceDate "2017.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 Bc5 6. Be3 0-0 7. Bc4 d6 8. h3 Bd7 9. 0-0 Qc8 10. Qf3 Ne5 11. Qg3 Nh5 12. Qg5 g6 13. Rfe1 Bxh3 14. Qh6 Nf3+ 15. Nxf3 a6 16. Ng5 Re8 17. Qxh7+ Kf8 18. Qxf7# 1-0

[Event "Wch U08 Girls"]
[Site "Pocos de Caldas"]
[Date "2017.08.22"]
[Round "1"]
[White "Arguello Pereira, Anna Florencia"]
[Black "Ramazzotte, Esther Zilli"]
[Result "0-1"]
[ECO "B26"]
[PlyCount "40"]
[EventDate "2017.08.22"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "BRA"]
[SourceTitle "CBM 180 Extra"]
[Source "ChessBase"]
[SourceDate "2017.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 d6 3. g3 Nf6 4. Bg2 g6 5. d3 Bg7 6. h3 0-0 7. Be3 Nc6 8. Qd2 Bd7 9. Bh6 Qc7 10. Nf3 e5 11. 0-0 Nd4 12. Nxd4 cxd4 13. Nd5 Nxd5 14. exd5 Bxh6 15. Qxh6 Rfe8 16. Be4 Qc8 17. h4 Bh3 18. Rfe1 Qg4 19. f3 Qxg3+ 20. Kh1 Qg2# 0-1

[Event "Ciudad del Este qual 4th"]
[Site "Ciudad del Este"]
[Date "2017.06.30"]
[Round "1.2"]
[White "Cantero, Rodolfo"]
[Black "Arguello Pereira, Anna Florencia"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2036"]
[PlyCount "41"]
[EventDate "2017.06.30"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "PAR"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. b4 e5 2. Bb2 Nc6 3. b5 Nd4 4. e3 Nf5 5. Bxe5 Nf6 6. Nf3 Bc5 7. Be2 0-0 8. 0-0 d6 9. Bb2 Be6 10. d4 Bb6 11. Nbd2 Ng4 12. e4 Qf6 13. exf5 Bxf5 14. c4 Qh6 15. a4 c6 16. Qc1 Rae8 17. Re1 Bc7 18. Nb3 d5 19. Qxh6 Nxh6 20. cxd5 cxd5 21. Ba3 1-0

