[Event "ARG-chT (Women)"]
[Site "Buenos Aires"]
[Date "2007.07.07"]
[Round "7.9"]
[White "Semprevivo, Florencia"]
[Black "Costa, Silvia"]
[Result "1-0"]
[ECO "C55"]
[WhiteElo "1853"]
[PlyCount "75"]
[EventDate "2007.05.26"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Be7 4. 0-0 d6 5. c3 Nf6 6. Re1 0-0 7. d3 Na5 8. Bb5 Be6 9. Nbd2 c6 10. Ba4 Qc7 11. Nf1 b5 12. Bc2 Qb6 13. Be3 c5 14. b4 Nb7 15. bxc5 Nxc5 16. d4 Rad8 17. dxc5 dxc5 18. Qc1 a5 19. Ng3 Bg4 20. Nxe5 Qe6 21. Nxg4 Nxg4 22. Nf5 Qe5 23. Nxe7+ Qxe7 24. Bf4 Qh4 25. Bg3 Qe7 26. h3 Nf6 27. Qe3 Nh5 28. Bh2 f6 29. g4 Qf7 30. Qxc5 h6 31. Bb3 Rc8 32. Bxf7+ Kxf7 33. Qxh5+ Kg8 34. e5 fxe5 35. Bxe5 Rcd8 36. Bxg7 Kxg7 37. Re7+ Kf6 38. Qe5+ 1-0

[Event "ARG-chT (Women)"]
[Site "Buenos Aires"]
[Date "2007.06.30"]
[Round "6.11"]
[White "Sanchez, Mariana"]
[Black "Costa, Silvia"]
[Result "1-0"]
[ECO "C65"]
[PlyCount "98"]
[EventDate "2007.05.26"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. 0-0 Bc5 5. d3 0-0 6. Bxc6 dxc6 7. Nxe5 Bd4 8. Nf3 Bg4 9. h3 Bh5 10. c3 Bxf3 11. Qxf3 Bb6 12. Bg5 c5 13. e5 h6 14. exf6 hxg5 15. fxg7 Kxg7 16. Nd2 c6 17. Ne4 f6 18. Rad1 Bc7 19. Nxc5 Qd6 20. Qg3 Rab8 21. Qxd6 Bxd6 22. Ne6+ Kg6 23. Nxf8+ Rxf8 24. d4 Rh8 25. Rfe1 g4 26. hxg4 b5 27. Re6 Bh2+ 28. Kf1 Bf4 29. g3 Bg5 30. Rxc6 Re8 31. Re1 Rd8 32. f4 Bh6 33. g5 Bxg5 34. fxg5 Kxg5 35. Rc5+ Kg4 36. Kg2 f5 37. Rxb5 a6 38. Ra5 Rb8 39. b3 Rf8 40. Rf1 f4 41. Rxf4+ Rxf4 42. gxf4 Kxf4 43. Rxa6 Ke4 44. Rd6 Kd3 45. c4 Kc3 46. d5 Kd4 47. Rd8 Kc5 48. d6 Kc6 49. a4 Kc5 1-0

[Event "ARG-chT (Women)"]
[Site "Buenos Aires"]
[Date "2007.06.23"]
[Round "5.11"]
[White "Olmos, Yanina"]
[Black "Costa, Silvia"]
[Result "1-0"]
[ECO "C28"]
[PlyCount "31"]
[EventDate "2007.05.26"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nc3 Nf6 3. Bc4 Be7 4. d3 d6 5. f4 exf4 6. Bxf4 Nc6 7. Nf3 0-0 8. a3 Bd7 9. Qd2 Ng4 10. h3 Bh4+ 11. g3 Bf6 12. hxg4 Bxg4 13. Qh2 Bf5 14. exf5 Qe7+ 15. Kd2 h6 16. Nd5 1-0

[Event "ARG-chT (Women)"]
[Site "Buenos Aires"]
[Date "2007.06.10"]
[Round "3.13"]
[White "Costa, Silvia"]
[Black "Bosco, Daiana"]
[Result "1/2-1/2"]
[ECO "C55"]
[BlackElo "2003"]
[PlyCount "61"]
[EventDate "2007.05.26"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bc4 Qe7 5. d3 d6 6. 0-0 Bg4 7. Bg5 0-0-0 8. a3 h6 9. Be3 Na5 10. Bb5 d5 11. Bxa7 dxe4 12. Qe2 exd3 13. cxd3 Nd5 14. Qe4 f5 15. Qa4 Nxc3 16. Qxa5 Nxb5 17. Qxb5 Bxf3 18. Rac1 c6 19. Qc4 Qg5 20. g3 f4 21. Qe6+ Rd7 22. Rc3 fxg3 23. hxg3 Qg4 24. Qxg4 Bxg4 25. Kg2 Bf5 26. Re1 Bd6 27. b4 Re8 28. b5 Rc7 29. d4 e4 30. b6 Rd7 31. d5 1/2-1/2

[Event "ARG-chT (Women)"]
[Site "Buenos Aires"]
[Date "2007.06.02"]
[Round "2.11"]
[White "Perrera, Veronica"]
[Black "Costa, Silvia"]
[Result "1-0"]
[ECO "C65"]
[PlyCount "75"]
[EventDate "2007.05.26"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 Be7 5. Bxc6 bxc6 6. Nxe5 0-0 7. 0-0 Bb7 8. c3 d5 9. Nd2 Bd6 10. Nef3 Bf4 11. Re1 Qd6 12. e5 Qe6 13. Nd4 Bxh2+ 14. Kxh2 Ng4+ 15. Kg1 Qg6 16. Nf1 Rae8 17. Nf3 Bc8 18. Ng3 h6 19. b3 Re6 20. Nh4 Qh7 21. Qxg4 Rxe5 22. Qd1 Rfe8 23. Rxe5 Rxe5 24. d4 Re8 25. Qd2 g6 26. Qxh6 Qxh6 27. Bxh6 Kh7 28. Bf4 f6 29. Bxc7 Ba6 30. Nf3 f5 31. Re1 Rf8 32. Re7+ Kg8 33. Ng5 Rc8 34. Be5 Kf8 35. Rxa7 Bd3 36. Nh7+ Ke8 37. Nf6+ Kd8 38. Rd7# 1-0

[Event "ARG-chT (Women)"]
[Site "Buenos Aires"]
[Date "2007.05.26"]
[Round "1.11"]
[White "Costa, Silvia"]
[Black "Lopez Nocera, Venecia Ariadna"]
[Result "0-1"]
[ECO "B32"]
[BlackElo "2008"]
[PlyCount "64"]
[EventDate "2007.05.26"]
[EventType "team"]
[EventRounds "7"]
[EventCountry "ARG"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. Nf3 Nc6 4. Bc4 e5 5. Bg5 Nf6 6. 0-0 Be7 7. Nbd2 0-0 8. c3 dxc3 9. bxc3 Qc7 10. Bh4 Rd8 11. Ng5 d5 12. exd5 Nxd5 13. Qh5 Bxg5 14. Bxg5 f6 15. Bd3 g6 16. Bxg6 hxg6 17. Qxg6+ Qg7 18. Qxg7+ Kxg7 19. Bh4 Nxc3 20. Nf3 e4 21. Rae1 exf3 22. gxf3 Bh3 23. Re3 Bxf1 24. Kxf1 Rd1+ 25. Kg2 Nd5 26. Re4 Rg8 27. Rg4+ Kf7 28. Rxg8 Nf4+ 29. Kg3 Ne2+ 30. Kh3 Kxg8 31. Bxf6 Rg1 32. Bh4 Nf4# 0-1

[Event "LNA Puma Cup"]
[Site "Argentina"]
[Date "2006.10.21"]
[Round "8"]
[White "Carraro, Denise"]
[Black "Costa, Silvia"]
[Result "1-0"]
[ECO "C48"]
[WhiteElo "2068"]
[PlyCount "69"]
[EventDate "2006.09.03"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "ARG"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Be7 5. Bxc6 bxc6 6. Nxe5 0-0 7. 0-0 d6 8. Nxc6 Qd7 9. Nxe7+ Qxe7 10. Re1 Bg4 11. f3 Bh5 12. d4 c6 13. Bg5 Rad8 14. Qe2 Qe6 15. e5 Rde8 16. exf6 h6 17. Qxe6 fxe6 18. Bf4 Rxf6 19. Bxd6 Rg6 20. g4 Rd8 21. Be5 Rf8 22. Re3 a6 23. Ne2 c5 24. Nf4 Rg5 25. Nxe6 cxd4 26. Bxd4 Bxg4 27. Nxg5 hxg5 28. fxg4 Rc8 29. Re7 Kf8 30. Rae1 a5 31. c4 Rxc4 32. Re8+ Kf7 33. R1e7+ Kg6 34. Rxg7+ Kh6 35. Rh8# 1-0

[Event "LNA Puma Cup"]
[Site "Argentina"]
[Date "2006.10.07"]
[Round "6"]
[White "Villegas, Alicia"]
[Black "Costa, Silvia"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "2098"]
[PlyCount "79"]
[EventDate "2006.09.03"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "ARG"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nc3 Be7 3. g3 Nf6 4. Bg2 d6 5. Nge2 Nbd7 6. d4 0-0 7. 0-0 Ng4 8. h3 Ndf6 9. hxg4 Bxg4 10. f3 Bh5 11. Be3 c6 12. g4 Bg6 13. Ng3 Qb6 14. Qd2 c5 15. dxc5 dxc5 16. b3 Rad8 17. Qf2 Qe6 18. Nf5 Nxg4 19. fxg4 Rd7 20. Nd5 Bd8 21. Bxc5 Re8 22. Bxa7 Bg5 23. c4 Qa6 24. Rfd1 Qa3 25. Nf6+ Bxf6 26. Rxd7 h5 27. gxh5 Bxh5 28. Rxb7 Rd8 29. Bb6 Rc8 30. c5 Qa8 31. Nd6 Rc6 32. Ra7 Qb8 33. b4 Rxb6 34. cxb6 Qxb6 35. Qxb6 Kh7 36. Nxf7 Kg6 37. Nxe5+ Kg5 38. Qe3+ Kh4 39. Qf4+ Bg4 40. Qxg4# 1-0

[Event "LNA Puma Cup"]
[Site "Argentina"]
[Date "2006.10.01"]
[Round "5"]
[White "Costa, Silvia"]
[Black "Reca, Mercedes"]
[Result "1-0"]
[ECO "C55"]
[PlyCount "61"]
[EventDate "2006.09.03"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "ARG"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. e4 Nf6 2. Nc3 e5 3. Nf3 Bc5 4. Bc4 Nc6 5. Ng5 Nd4 6. Nxf7 Qe7 7. Nxh8 Qf8 8. Bf7+ Ke7 9. 0-0 Qxh8 10. Bc4 Qf8 11. d3 Kd8 12. Bg5 Nc6 13. Nd5 Ke8 14. Nxc7+ Kd8 15. Nxa8 Qd6 16. Qh5 g6 17. Qxh7 Qe7 18. Qh8+ Qe8 19. Bxf6+ Ne7 20. Qh7 b6 21. Bxe5 Bb7 22. Rad1 Bxa8 23. d4 Bb4 24. Rd3 Bxe4 25. Rh3 Bxc2 26. Qh8 Qxh8 27. Rxh8+ Ng8 28. Rxg8+ Ke7 29. Rg7+ Kd8 30. Ba6 Bf8 31. Rf7 1-0

[Event "LNA Puma Cup"]
[Site "Argentina"]
[Date "2006.09.23"]
[Round "4"]
[White "Segarra Marinetti, Melany"]
[Black "Costa, Silvia"]
[Result "1-0"]
[ECO "D00"]
[PlyCount "89"]
[EventDate "2006.09.03"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "ARG"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nc6 3. Nc3 e6 4. Bg5 Nf6 5. e3 Be7 6. Bd3 h6 7. Bf4 g5 8. Be5 Rg8 9. Bxf6 Bxf6 10. Bh7 Rg7 11. Qd3 Nb4 12. Qb5+ Bd7 13. Qxb4 Rxh7 14. Ne5 Qe7 15. Qxe7+ Bxe7 16. Nxd7 Kxd7 17. 0-0 Rg8 18. e4 h5 19. exd5 exd5 20. Nxd5 Bd6 21. Nf6+ Kc8 22. Nxh7 g4 23. Rfe1 h4 24. Nf6 g3 25. Nxg8 gxh2+ 26. Kh1 b5 27. Re8+ Kb7 28. Ne7 Ka6 29. Re1 Ka5 30. Nc6+ Ka6 31. Ra1 Kb7 32. d5 a5 33. Rb8+ Ka6 34. a4 b4 35. c3 b3 36. Rd1 f5 37. Rd4 f4 38. Rc4 f3 39. Ra8+ Kb7 40. Rb8+ Ka6 41. Rb5 h3 42. Rxa5+ Kb7 43. Ra7+ Kc8 44. Ra8+ Kd7 45. Rd8# 1-0

[Event "LNA Puma Cup"]
[Site "Argentina"]
[Date "2006.09.16"]
[Round "3"]
[White "Costa, Silvia"]
[Black "Hidalgo, Silvana"]
[Result "0-1"]
[ECO "C10"]
[PlyCount "78"]
[EventDate "2006.09.03"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "ARG"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nd7 5. Nf3 Ngf6 6. Bd3 Nxe4 7. Bxe4 Nf6 8. Bg5 Be7 9. Bd3 c5 10. c3 cxd4 11. cxd4 Qa5+ 12. Bd2 Qb6 13. 0-0 0-0 14. Rc1 Bd7 15. a4 Bc6 16. b4 Bxb4 17. Ne5 Bxd2 18. Rb1 Qa5 19. Nxc6 bxc6 20. Qc2 Qc3 21. Rbd1 Qxc2 22. Bxc2 Bb4 23. Bd3 Rfd8 24. Bc4 g6 25. h3 Rd7 26. Bb3 Rad8 27. Rd3 Rxd4 28. Rg3 c5 29. Kh2 c4 30. Ba2 Bd6 31. Bb1 Bxg3+ 32. fxg3 Nd5 33. a5 c3 34. Rc1 Rb8 35. Ba2 Rd2 36. Bxd5 exd5 37. Rxc3 Rbb2 38. h4 Rxg2+ 39. Kh3 h5 0-1

[Event "LNA Puma Cup"]
[Site "Argentina"]
[Date "2006.09.09"]
[Round "2"]
[White "Costa, Silvia"]
[Black "Zuriel, Marisa"]
[Result "0-1"]
[ECO "B50"]
[BlackElo "2186"]
[PlyCount "50"]
[EventDate "2006.09.03"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "ARG"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bc4 e6 4. Nc3 Nc6 5. d3 Nf6 6. 0-0 Be7 7. Be3 d5 8. Bb5 d4 9. Bf4 dxc3 10. bxc3 0-0 11. d4 Nxe4 12. Qe1 Nf6 13. Bd3 cxd4 14. Ng5 h6 15. Ne4 Nxe4 16. Qxe4 f5 17. Qf3 e5 18. Bc4+ Kh7 19. Bd2 Bg5 20. Rad1 Bxd2 21. Rxd2 Qg5 22. Rfd1 Bd7 23. cxd4 Nxd4 24. Qd5 Bc6 25. Qxe5 Qxg2# 0-1

