[Event "Arg Ch u-20"]
[Site "?"]
[Date "2010.04.28"]
[Round "1"]
[White "Blit, Jacques"]
[Black "Martinez Denegri, Gonzalo"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2400"]
[BlackElo "2001"]
[PlyCount "119"]
[EventDate "2010.04.28"]
[SourceDate "2010.04.28"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. Be2 O-O 8.
O-O Nc6 9. Nb3 Bd7 10. f4 Rc8 11. Bf3 a6 12. Qe1 Nb4 13. Qf2 b5 14. a3 Nc6 15.
Nd5 e6 16. Bb6 Qe8 17. Nc7 Qe7 18. Nxa6 e5 19. Be3 Bg4 20. Nb4 Nxb4 21. axb4
exf4 22. Bxf4 Bxf3 23. gxf3 Nh5 24. Bc1 d5 25. c3 dxe4 26. Ra7 Qe5 27. Nc5 Nf6
28. fxe4 Nxe4 29. Nxe4 Qxe4 30. Rxf7 Qg4+ 31. Kh1 Rxf7 32. Qxf7+ Kh8 33. Qd5
Qe2 34. Qg2 Qc4 35. Be3 Re8 36. Bc5 Qd3 37. Ra1 h6 38. Rg1 Kh7 39. Qf1 Qd5+ 40.
Rg2 Rb8 41. Qe2 Rb7 42. Qc2 Qe6 43. Qd3 Qe1+ 44. Rg1 Qe6 45. Rg2 Qe1+ 46. Bg1
Qe6 47. Re2 Qf6 48. Qd5 Rb8 49. Re6 Qf7 50. Qe4 Rd8 51. Re7 Qf6 52. h4 h5 53.
Bd4 Qf1+ 54. Kh2 Rg8 55. Qe5 Qf8 56. Rxg7+ Rxg7 57. Qxg7+ Qxg7 58. Bxg7 Kxg7
59. Kg3 Kf6 60. Kf4 1-0

[Event "Arg Ch u-20"]
[Site "?"]
[Date "2010.04.28"]
[Round "1"]
[White "Cabral, Matias A"]
[Black "Cuevas, Alex"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1963"]
[BlackElo "2272"]
[PlyCount "118"]
[EventDate "2010.04.28"]
[SourceDate "2010.04.28"]

1. e4 c5 2. Nc3 e6 3. g3 Nc6 4. Bg2 g6 5. d3 Bg7 6. f4 d6 7. Nf3 Nge7 8. Be3
Nd4 9. O-O O-O 10. Qd2 Rb8 11. Nh4 f5 12. Nd1 b6 13. c3 Ndc6 14. Nf2 d5 15. Qe2
Ba6 16. e5 d4 17. Bd2 dxc3 18. bxc3 Qd7 19. Nf3 Rfd8 20. Rfd1 h6 21. Be1 Na5
22. Qc2 Bb5 23. a4 Bc6 24. c4 Qb7 25. Bxa5 Bxf3 26. Bxf3 Qxf3 27. Bc3 g5 28.
Qc1 g4 29. a5 h5 30. axb6 axb6 31. d4 cxd4 32. Bxd4 h4 33. Rd3 Qc6 34. gxh4 Ng6
35. h5 Nh4 36. Kf1 Rd7 37. Qb2 Rbd8 38. Raa3 Qxc4 39. Rac3 Qd5 40. Qxb6 Kh7 41.
Qc6 Qxc6 42. Rxc6 Rxd4 43. Rxd4 Rxd4 44. Rxe6 Rxf4 45. Re8 Rf3 46. Ke2 Bh6 47.
Nd1 Bg5 48. e6 Rf4 49. Nc3 Rc4 50. Kd3 Rc5 51. Kd4 Rc7 52. Nd5 Nf3+ 53. Kd3 Rc5
54. Nb6 Re5 55. Nd7 Re3+ 56. Kc4 f4 57. Rb8 g3 58. Rb7 Kh6 59. Nf8 Kxh5 0-1

[Event "Arg Ch u-20"]
[Site "?"]
[Date "2010.04.28"]
[Round "1"]
[White "Quenallata, Luciano"]
[Black "Gaitan, Juan M"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "2181"]
[BlackElo "1950"]
[PlyCount "106"]
[EventDate "2010.04.28"]
[SourceDate "2010.04.28"]

1. Nf3 d5 2. d4 Nf6 3. Bf4 g6 4. e3 Bg7 5. Bd3 Nbd7 6. O-O O-O 7. h3 c5 8. c4
cxd4 9. exd4 dxc4 10. Bxc4 Nb6 11. Bb3 Nbd5 12. Bh2 h6 13. Nc3 Be6 14. Rc1 Rc8
15. Ne5 Nxc3 16. bxc3 Bxb3 17. Qxb3 Qd5 18. Rfd1 b5 19. Qa3 Rfe8 20. Qxa7 Ra8
21. Qc5 Rxa2 22. Nc6 Qxc5 23. dxc5 Ne4 24. Nb4 Raa8 25. c4 Nc3 26. cxb5 Nxb5
27. Nd5 Rac8 28. c6 Nd4 29. c7 Ne2+ 30. Kf1 Nxc1 31. Rxc1 Bd4 32. Rc4 e5 {(=)}
33. Nf6+ Kf8 34. f4 Re6 35. fxe5 Rxf6+ 36. exf6 Bxf6 {(=)} 37. Ke2 Ke7 38. Kd3
Kd7 39. Ke4 Re8+ 40. Kd5 Be7 41. Rc2 f5 42. Bf4 g5 43. Be5 h5 44. c8=Q+ Rxc8
45. Rxc8 Kxc8 46. Ke6 Kd8 47. Bf6 Bxf6 48. Kxf6 g4 {(=)} 49. hxg4 fxg4 50. Kg5
Ke7 51. Kxh5 g3 52. Kg5 Ke6 53. Kg4 Kf6 1/2-1/2

[Event "Arg Ch u-20"]
[Site "?"]
[Date "2010.04.28"]
[Round "1"]
[White "Caceres Recalde, Fernando"]
[Black "Fernandez, Maria F."]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1947"]
[BlackElo "2097"]
[PlyCount "104"]
[EventDate "2010.04.28"]
[SourceDate "2010.04.28"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Be3 Bg7 5. f3 c6 6. Qd2 b5 7. O-O-O b4 8. Nce2
a5 9. Kb1 Qc7 10. g4 Nbd7 11. Nc1 Rb8 12. Nd3 Nb6 13. b3 Bxg4 14. Bg2 Bc8 15.
Ne2 h5 16. h4 Nfd7 17. Bh3 Nf6 18. Bg2 Ba6 19. Nec1 Nbd7 20. f4 Ng4 21. e5 {(=)
} Nb6 22. Rhe1 Bc8 23. d5 Nxe3 24. Qxe3 Nxd5 25. Bxd5 cxd5 26. Ne2 Bg4 27. Rd2
dxe5 28. fxe5 Rc8 29. Nd4 Bh6 30. Nf4 Qc3 31. Rd3 Bxf4 32. Rxc3 Bxe3 33. Rcxe3
O-O 34. e6 f6 35. Rd3 Rc5 36. Kb2 Rfc8 37. Rd2 Kg7 38. a3 bxa3+ 39. Kxa3 Kh6
40. Re3 g5 41. Kb2 gxh4 42. Nf3 Bxf3 43. Rxf3 Rg8 44. Rfd3 Rg3 45. Rd4 h3 46.
Rh4 Rg2 47. Kc1 Rc3 48. Kb2 Kg5 49. Rhd4 Rxd2 50. Rxd2 Re3 51. Rxd5+ f5 52.
Rxa5 Re1 0-1

[Event "Arg Ch u-20"]
[Site "?"]
[Date "2010.04.28"]
[Round "1"]
[White "Crespo, Eugenio"]
[Black "Martinez Denegri, Maria A"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2085"]
[BlackElo "1923"]
[PlyCount "53"]
[EventDate "2010.04.28"]
[SourceDate "2010.04.28"]

1. e4 Nc6 2. Nf3 e5 3. Bb5 Bc5 4. c3 Nge7 5. O-O O-O 6. d4 exd4 7. cxd4 Bb6 8.
d5 Nb8 9. Nc3 a6 10. Bc4 d6 11. h3 Nd7 12. Re1 Ng6 13. Be3 Bxe3 14. Rxe3 Nde5
15. Nxe5 Nxe5 16. Bb3 Ng6 17. Ne2 Qg5 18. Qc1 f5 19. exf5 Qxf5 20. Rf3 Qe5 21.
Rxf8+ Kxf8 22. Ng3 Qe7 23. Qc3 b6 24. Re1 Qf7 25. Ne4 h6 26. Qc6 Ra7 27. Nxd6
1-0

[Event "Arg Ch u-20"]
[Site "?"]
[Date "2010.04.28"]
[Round "1"]
[White "Benedetti, Julio"]
[Black "Blanco, Marcos"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "1916"]
[BlackElo "2071"]
[PlyCount "76"]
[EventDate "2010.04.28"]
[SourceDate "2010.04.28"]

1. e4 b6 2. d4 Bb7 3. Nc3 e6 4. Nf3 Bb4 5. Bd3 Nf6 6. Qe2 d5 7. exd5 Nxd5 8.
Bd2 Nd7 9. a3 Nxc3 10. bxc3 Be7 11. O-O O-O 12. c4 Bf6 13. c3 Re8 14. Bf4 c5
15. Rad1 Qe7 16. Ne5 Bxe5 17. dxe5 Nf8 18. Qh5 Qc7 19. Bg3 Rad8 20. Bh4 Rd7 21.
Bc2 Rxd1 22. Rxd1 Ng6 23. Ba4 Bc6 24. Bxc6 Qxc6 25. Bg3 Re7 26. Rd8+ Nf8 27. h3
Rd7 28. Rxf8+ Kxf8 29. Qxh7 f6 30. exf6 gxf6 31. Qh8+ Kf7 32. h4 Qe4 33. Qh5+
Qg6 34. Qf3 Qd3 35. Qh5+ Qg6 36. Qf3 Qd3 37. Qh5+ Qg6 38. Qe2 Qd3 1/2-1/2

[Event "Arg Ch u-20"]
[Site "?"]
[Date "2010.04.28"]
[Round "1"]
[White "Colantonio, Mauro"]
[Black "Jesse, Jose"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2029"]
[PlyCount "97"]
[EventDate "2010.04.28"]
[SourceDate "2010.04.28"]

1. d4 d5 2. c4 e6 3. Nc3 c6 4. cxd5 cxd5 5. Bf4 Bd7 6. e3 Nf6 7. Bd3 Nc6 8. Rc1
Bb4 9. Nf3 O-O 10. Ne5 Re8 11. Bg5 Be7 12. Bxf6 Bxf6 13. Bxh7+ Kxh7 14. Qh5+
Kg8 15. Qxf7+ Kh8 16. Nxd7 Re7 17. Qh5+ Kg8 18. Nxf6+ gxf6 19. Qg4+ Kf8 20. Qh4
Kf7 21. Qh7+ Kf8 22. Qh8+ Kf7 23. Qxd8 Rxd8 24. O-O f5 25. Na4 e5 26. dxe5 Nxe5
27. Rfd1 Kf6 28. Nc3 Ke6 29. Nb5 Nc6 30. g3 Red7 31. Nd4+ Nxd4 32. exd4 Rg7 33.
Re1+ Kd6 34. Re5 Rg4 35. f4 Rdg8 36. Rxf5 Ke6 37. Re5+ Kd6 38. Kf2 Rh8 39. Kg2
Rhg8 40. Kf3 R4g7 41. Rc5 Rh8 42. Rexd5+ Ke6 43. f5+ Kf7 44. Rc7+ Kg8 45. Rd8+
Kh7 46. Rxh8+ Kxh8 47. Rxg7 Kxg7 48. Kf4 Kf6 49. g4 1-0

[Event "Arg Ch u-20"]
[Site "?"]
[Date "2010.04.28"]
[Round "2"]
[White "Fernandez, Maria F"]
[Black "Blit, Jacques"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2097"]
[BlackElo "2400"]
[PlyCount "82"]
[EventDate "2010.04.28"]
[SourceDate "2010.04.28"]

1. d4 f5 2. c4 Nf6 3. Nc3 g6 4. g3 Bg7 5. Bg2 O-O 6. Nf3 d6 7. O-O Qe8 8. Nd5
Na6 9. Nxf6+ Rxf6 10. d5 Nc5 11. b4 Rf8 12. Rb1 Ne4 13. Qc2 a5 14. b5 h6 15.
Bb2 Bxb2 16. Rxb2 g5 17. b6 cxb6 18. Nd4 Nc5 19. Rxb6 Qf7 20. Ne6 Nxe6 21. dxe6
Bxe6 22. Rxb7 Rac8 23. Qd2 Bxc4 24. Qxa5 Rc5 25. Qa7 Re5 26. a4 Bxe2 27. Rc1 f4
28. Qd4 Qe6 29. Rbb1 f3 30. Bh1 Rf4 31. Qc3 Rc4 32. Qd2 Rxa4 33. Rc3 g4 34. h3
h5 35. Rb8+ Kg7 36. Rcc8 Bc4 37. Rh8 Ra1+ 38. Kh2 Ra2 39. Qd4 Rxf2+ 40. Kg1
Rf1+ 41. Kh2 Qf6 0-1

[Event "Arg Ch u-20"]
[Site "?"]
[Date "2010.04.28"]
[Round "2"]
[White "Cuevas, Alex"]
[Black "Crespo, Eugenio"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2272"]
[BlackElo "2085"]
[PlyCount "107"]
[EventDate "2010.04.28"]
[SourceDate "2010.04.28"]

1. c4 e6 2. Nf3 Nf6 3. g3 d5 4. b3 Be7 5. Bb2 dxc4 6. bxc4 O-O 7. Bg2 c5 8. O-O
Nc6 9. d3 Qc7 10. Nc3 a6 11. e3 Rd8 12. Qe2 b6 13. Ng5 Bb7 14. f4 Nb4 15. Rad1
Bxg2 16. Kxg2 b5 17. a3 Nc6 18. cxb5 axb5 19. Nce4 Nxe4 20. Nxe4 b4 21. Qg4 e5
22. axb4 Ra2 23. Rf2 cxb4 24. fxe5 Rf8 25. Nf6+ Kh8 26. Rdd2 Rxb2 27. Rxb2 Nxe5
28. Nd5 Nxg4 29. Nxc7 Nxf2 30. Kxf2 Rb8 31. Nd5 Bd6 32. Rb3 f5 33. Ke2 Rb5 34.
Nf4 Kg8 35. d4 Kf7 36. Kd3 g5 37. Kc4 Ra5 38. Nd3 Ra2 39. Kd5 Ke7 40. h4 g4 41.
Nxb4 Ra5+ 42. Kc4 Ke6 43. d5+ Kd7 44. Nd3 Bxg3 45. Nc5+ Kc8 46. h5 Bf2 47. d6
Bh4 48. Kd5 Ra7 49. Kc6 g3 50. d7+ Rxd7 51. Nxd7 Kd8 52. Rb2 Ke7 53. Ne5 Ke6
54. Nf3 1-0

[Event "Arg Ch u-20"]
[Site "?"]
[Date "2010.04.28"]
[Round "2"]
[White "Blanco, Marcos"]
[Black "Colantonio, Mauro"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2071"]
[BlackElo "2029"]
[PlyCount "70"]
[EventDate "2010.04.28"]
[SourceDate "2010.04.28"]

1. f4 Nf6 2. Nf3 g6 3. b3 Bg7 4. Bb2 O-O 5. d3 d6 6. e3 Re8 7. Be2 e5 8. e4
exf4 9. Qc1 d5 10. e5 Ng4 11. Qxf4 Bh6 12. Qg3 Nc6 13. d4 Ne3 14. Na3 Nf5 15.
Qh3 Be3 16. g4 Nfxd4 17. Nxd4 Bxd4 18. Bxd4 Nxd4 19. Qe3 Nxe2 20. Qxe2 Qh4+ 21.
Kd2 Bxg4 22. Qe3 d4 23. Qf4 g5 24. Qe4 Qf2+ 25. Kc1 Qe3+ 26. Qxe3 dxe3 27. Nc4
e2 28. Kb2 Bf3 29. Rhg1 g4 30. h3 Rad8 31. Kc3 Rd1 32. hxg4 Red8 33. Ne3 Rxa1
34. Rxa1 Rd1 35. Nxd1 e1=Q+ 0-1

[Event "Arg Ch u-20"]
[Site "?"]
[Date "2010.04.28"]
[Round "2"]
[White "Gaitan, Juan M"]
[Black "Benedetti, Julio"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1950"]
[BlackElo "1916"]
[PlyCount "75"]
[EventDate "2010.04.28"]
[SourceDate "2010.04.28"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. dxe5 dxe5 8.
Qxd8 Rxd8 9. Bg5 Nbd7 10. O-O-O Rf8 11. Nd2 c6 12. f3 Nc5 13. Be3 Ne6 14. Nb3
b6 15. Rd6 Bb7 16. c5 Nxc5 17. Bxc5 bxc5 18. Nxc5 Bc8 19. Rhd1 Nh5 20. Rxc6 Nf4
21. Bf1 Ne6 22. Nxe6 Bxe6 23. Bc4 Bxc4 24. Rxc4 f5 25. Rd7 fxe4 26. Nxe4 Rf7
27. Rxf7 Kxf7 28. Rc7+ Kg8 29. Kc2 a6 30. b4 h6 31. a4 g5 32. Kb3 Kh7 33. Nc5
Kg6 34. Rc6+ Kf5 35. Ne6 Bf6 36. Nc5 a5 37. b5 g4 38. fxg4+ 1-0

[Event "Arg Ch u-20"]
[Site "?"]
[Date "2010.04.28"]
[Round "2"]
[White "Martinez Denegri, Gonzalo"]
[Black "Quenallata, Luciano"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2001"]
[BlackElo "2181"]
[PlyCount "52"]
[EventDate "2010.04.28"]
[SourceDate "2010.04.28"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 Nc6 8. Qd2
O-O 9. O-O-O Nxd4 10. Bxd4 Be6 11. Kb1 Qc7 12. h4 Rfc8 13. g4 Qa5 14. h5 Rxc3
15. Qxc3 Qxa2+ 16. Kc1 Rc8 17. Qe3 Qa4 18. Rh2 Bb3 19. Bc3 Be6 20. hxg6 hxg6
21. Bd3 Rxc3 22. Rdh1 Qa1+ 23. Kd2 Qxb2 24. Qxa7 Qb4 25. Ke2 Rc8 26. Qe3 Bc4
0-1

[Event "Arg Ch u-20"]
[Site "?"]
[Date "2010.04.28"]
[Round "2"]
[White "Martinez Denegri, Maria A"]
[Black "Cabral, Matias A"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1923"]
[BlackElo "1963"]
[PlyCount "90"]
[EventDate "2010.04.28"]
[SourceDate "2010.04.28"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f3 Bg7 5. Be3 O-O 6. Qd2 Nbd7 7. g4 e5 8. d5 a6
9. h4 h5 10. gxh5 Nxh5 11. Nge2 b5 12. O-O-O Nb6 13. b3 b4 14. Nb1 a5 15. Bh3
Ba6 16. Rdg1 Kh7 17. Bg4 Nf4 18. Nxf4 exf4 19. Bd4 Be5 20. h5 g5 21. h6 Bc8 22.
Bxe5 dxe5 23. Qg2 Rg8 24. Qh3 Bxg4 25. Qxg4 Qd7 26. Qh5 Qe7 27. Qg4 a4 28. Rh2
axb3 29. cxb3 Rg6 30. Rc2 Nc8 31. Kb2 Nd6 32. Rgc1 Nb5 33. Rc6 Nc3 34. a4 bxa3+
35. Ka1 Nb5 36. Rxg6 fxg6 37. Qe6 Qxe6 38. dxe6 Re8 39. Rc5 Nd4 40. Rxc7+ Kxh6
41. Nd2 Rxe6 42. Rc8 g4 43. fxg4 Kg5 44. Ka2 Kxg4 45. Kxa3 f3 0-1

[Event "Arg Ch u-20"]
[Site "?"]
[Date "2010.04.28"]
[Round "2"]
[White "Jesse, Jose"]
[Black "Caceres Recalde, Fernando"]
[Result "0-1"]
[ECO "A00"]
[BlackElo "1947"]
[PlyCount "54"]
[EventDate "2010.04.28"]
[SourceDate "2010.04.28"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. h3 e5 7. d5 Nh5 8. Be2 Nf4
9. O-O Nxe2+ 10. Qxe2 f5 11. Qd3 Na6 12. Bg5 Qe8 13. Rfe1 f4 14. Bh4 h6 15. a3
g5 16. Bxg5 hxg5 17. Nxg5 Nc5 18. Qd1 Qg6 19. h4 Bh6 20. Nb5 Bxg5 21. Nxc7 Bxh4
22. f3 Bxe1 23. Nxa8 Bg3 24. Nc7 Qh7 25. b4 Qh2+ 26. Kf1 Qh1+ 27. Ke2 Qxg2# 0-1

[Event "Arg Ch u-20"]
[Site "?"]
[Date "2010.04.29"]
[Round "3"]
[White "Colantonio, Mauro"]
[Black "Cuevas, Alex"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2029"]
[BlackElo "2272"]
[PlyCount "70"]
[EventDate "2010.04.28"]
[SourceDate "2010.04.29"]

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6 7. Nf3 Bg7 8. Be2
O-O 9. O-O a6 10. a4 Nbd7 11. Nd2 Qe7 12. Qc2 Ne5 13. Ra3 g5 14. Rb3 g4 15. Nc4
Nxc4 16. Bxc4 Nd7 17. Re1 Ne5 18. Ne2 Nxc4 19. Qxc4 b5 20. Qc2 c4 21. Ra3 b4
22. Ra1 a5 23. Ng3 c3 24. bxc3 Bd7 25. Bb2 Qe5 26. Ne2 Rac8 27. Rac1 Rc4 28.
cxb4 Rxc2 29. Bxe5 Rxc1 30. Rxc1 Bxe5 31. bxa5 Ra8 32. Ng3 Rxa5 33. Rc7 Bxa4
34. Rc8+ Kg7 35. Nf5+ Kf6 0-1

[Event "Arg Ch u-20"]
[Site "?"]
[Date "2010.04.29"]
[Round "3"]
[White "Blit, Jacques"]
[Black "Gaitan, Juan M"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "2400"]
[BlackElo "1950"]
[PlyCount "65"]
[EventDate "2010.04.28"]
[SourceDate "2010.04.29"]

1. e4 e6 2. d3 d5 3. Nd2 b6 4. g3 Nf6 5. Bg2 Bb7 6. Qe2 Be7 7. Ngf3 dxe4 8.
dxe4 O-O 9. O-O a5 10. e5 Nfd7 11. Rd1 Qc8 12. Ne4 Re8 13. Qe3 Nf8 14. h4 Nc6
15. c3 a4 16. h5 h6 17. Qf4 Ra5 18. Qg4 Kh8 {(=)} 19. Nf6 Nxe5 20. Nxe5 Bxf6
21. Nxf7+ Kh7 22. Be4+ Bxe4 23. Qxe4+ Kg8 24. Nxh6+ gxh6 25. Bxh6 Re7 26. Qg4+
Kh7 27. Be3 Qe8 28. Qe4+ Kh8 29. g4 Rg7 30. Bh6 Rg8 31. Kf1 Qf7 32. Be3 c5 33.
Rd6 {(=)} 1/2-1/2

[Event "Arg Ch u-20"]
[Site "?"]
[Date "2010.04.29"]
[Round "3"]
[White "Quenallata, Luciano"]
[Black "Fernandez, Maria F"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "2181"]
[BlackElo "2097"]
[PlyCount "146"]
[EventDate "2010.04.28"]
[SourceDate "2010.04.29"]

1. c4 Nf6 2. Nf3 g6 3. g3 d6 4. Bg2 Bg7 5. O-O O-O 6. Nc3 e5 7. d4 Nbd7 8. e4
Re8 9. d5 Nc5 10. Qc2 a5 11. Rb1 Nh5 12. b3 f5 13. Bg5 Bf6 14. Bxf6 Qxf6 15. a3
f4 16. b4 axb4 17. axb4 Na6 18. c5 g5 19. Rfc1 Rf8 20. Na4 Bg4 21. Ne1 Rf7 22.
b5 fxg3 23. fxg3 Nxc5 24. Nxc5 dxc5 25. Qxc5 b6 26. Qc2 Raf8 27. Nd3 Ng7 28.
Qb2 Re8 29. Rf1 Qd6 30. Rxf7 Kxf7 31. Rc1 Bd7 32. Qc3 Bxb5 33. Qxc7+ Qxc7 34.
Rxc7+ Kf6 35. Nf2 h5 36. Rb7 Be2 37. Rxb6+ Kf7 38. Nh3 g4 39. Ng5+ Kg8 40. Bf1
Bxf1 41. Kxf1 Ra8 42. Ke2 Ne8 43. Re6 Kf8 44. Rxe5 Ra2+ 45. Ke3 Rxh2 46. Ne6+
Kf7 47. Kf4 Nf6 48. Kg5 Nh7+ 49. Kf5 h4 50. Kxg4 Nf6+ 51. Kf3 h3 52. Nf4 Rh1
53. Nxh3 Rxh3 54. d6 Rh1 55. Re7+ Kf8 56. e5 Ne8 57. Ke4 Rd1 58. Rd7 Ng7 59.
Ra7 Ne8 60. Rd7 Ng7 61. g4 Rd2 62. g5 Re2+ 63. Kd5 Rd2+ 64. Kc6 Rc2+ 65. Kb7
Rb2+ 66. Kc8 Ne6 67. g6 Rc2+ 68. Kb8 Rb2+ 69. Rb7 Rxb7+ 70. Kxb7 Kg7 71. Kc6
Kxg6 72. d7 Kf7 73. Kd6 Nd8 1/2-1/2

[Event "Arg Ch u-20"]
[Site "?"]
[Date "2010.04.29"]
[Round "3"]
[White "Crespo, Eugenio"]
[Black "Cabral, Matias A"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "2085"]
[BlackElo "1963"]
[PlyCount "101"]
[EventDate "2010.04.28"]
[SourceDate "2010.04.29"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. Be2 c6 6. O-O O-O 7. h3 b5 8. e5
Nfd7 9. Bf4 dxe5 10. dxe5 b4 11. Ne4 Qa5 12. e6 fxe6 13. Bg5 Nf6 14. Ned2 Nbd7
15. Re1 Nd5 16. a3 Qc7 17. Qc1 c5 18. Nc4 N7b6 19. Bh6 Nf4 20. Bxg7 Kxg7 21.
Nce5 Nxe2+ 22. Rxe2 Nd5 23. Re4 Rf5 24. g4 Rf6 25. Qg5 Bb7 26. Qh4 h6 27. g5
hxg5 28. Nxg5 Rh8 29. Qg4 Nf4 30. Re3 Bd5 31. Rd1 Rh5 32. h4 Ng2 33. Nxg6 Rh6
34. Nf4 Qxf4 35. Nxe6+ Kf7 36. Qg7+ Ke8 37. Nxf4 Nxe3 38. Rxd5 Nxd5 39. Qg8+
Rf8 40. Qxd5 Rxf4 41. h5 bxa3 42. bxa3 Rhf6 43. Qxc5 a6 44. a4 R4f5 45. Qc8+
Kf7 46. h6 Rg5+ 47. Kf1 Rxh6 48. Qc4+ Kg7 49. Qd4+ Rf6 50. c4 Rgf5 51. c5
1/2-1/2

[Event "Arg Ch u-20"]
[Site "?"]
[Date "2010.04.29"]
[Round "3"]
[White "Caceres Recalde, Fernando"]
[Black "Blanco, Marcos"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "1947"]
[BlackElo "2071"]
[PlyCount "45"]
[EventDate "2010.04.28"]
[SourceDate "2010.04.29"]

1. e4 e5 2. Nf3 Nf6 3. Bc4 Nxe4 4. d3 Nd6 5. Bb3 Nc6 6. O-O Be7 7. Re1 O-O 8.
Nxe5 Nxe5 9. Rxe5 Bf6 10. Re1 Nf5 11. Nc3 Nd4 12. Nd5 {(=)} d6 13. c3 Nxb3 14.
Nxf6+ Qxf6 15. Qxb3 Qg6 16. Re3 c6 17. Rg3 Qe6 18. Qd1 Re8 19. Bf4 Bd7 20. Be3
f6 21. Qh5 Qf7 22. Qh4 Bf5 23. Qd4 {(=)} 1/2-1/2

[Event "Arg Ch u-20"]
[Site "?"]
[Date "2010.04.29"]
[Round "3"]
[White "Benedetti, Julio"]
[Black "Martinez Denegri, Maria A"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1916"]
[BlackElo "1923"]
[PlyCount "74"]
[EventDate "2010.04.28"]
[SourceDate "2010.04.29"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Qe7 5. O-O Bb6 6. d4 d6 7. Ng5 Nh6 8. Be3
f6 9. Qh5+ Kf8 10. Ne6+ Bxe6 11. Bxe6 Qxe6 12. Bxh6 exd4 13. Bf4 Qxe4 14. Qh4
Qf5 15. Nd2 Kf7 16. Bg3 Rhe8 17. Nc4 dxc3 18. Nxb6 axb6 19. Qc4+ Kf8 20. Qxc3
Re2 21. Rfe1 Rae8 22. Rec1 h5 23. h4 R8e4 24. a4 Rd4 25. Re1 Rxe1+ 26. Qxe1 Qe4
27. Qc3 Qd3 28. Qc1 Rc4 29. Qe1 Nd4 30. b3 Nxb3 31. Qe6 Nxa1 32. Qc8+ Kf7 33.
Qd7+ Kg6 34. Qe8+ Kh6 35. Kh2 Qe4 36. Qh8+ Kg6 37. f3 Qe6 0-1

[Event "Arg Ch u-20"]
[Site "?"]
[Date "2010.04.29"]
[Round "3"]
[White "Jesse, Jose"]
[Black "Martinez Denegri, Gonzalo"]
[Result "0-1"]
[ECO "A00"]
[BlackElo "2001"]
[PlyCount "104"]
[EventDate "2010.04.28"]
[SourceDate "2010.04.29"]

1. d4 Nf6 2. c4 e5 3. d5 Bc5 4. Nc3 O-O 5. e4 d6 6. Be2 h6 7. Qd3 a5 8. Qg3 Kh8
9. Qh4 Na6 10. a3 Bd4 11. Bg5 Kg8 12. Bxf6 Qxf6 13. Qxf6 gxf6 14. Rc1 f5 15.
Nf3 Bxc3+ 16. Rxc3 fxe4 17. Nd2 f5 18. f3 exf3 19. Rxf3 a4 20. O-O Bd7 21. Rg3+
Kh7 22. Bh5 Rg8 23. Rh3 Raf8 24. Rhf3 Nc5 25. h3 e4 26. Re3 f4 27. Re2 e3 28.
Nf3 Ne4 29. Nd4 Ng3 30. Ne6 Bxe6 31. dxe6 Nxh5 32. Rd1 Re8 33. Ree1 Rxe6 34.
Rd5 Nf6 35. Rf5 Ne4 36. Rxf4 Nc5 37. Rf3 Nd3 38. Rexe3 Rxe3 39. Rxe3 Nxb2 40.
Re4 Nd3 41. g4 Nc5 42. Rf4 Kg7 43. Kg2 Re8 44. Kf3 Nb3 45. Kg3 Nd2 46. Kf2 Rf8
47. Rxf8 Kxf8 48. Ke3 Nxc4+ 49. Kf4 Nxa3 50. g5 hxg5+ 51. Kxg5 Nc4 52. h4 a3
0-1

[Event "Arg Ch u-20"]
[Site "?"]
[Date "2010.04.29"]
[Round "4"]
[White "Cuevas, Alex"]
[Black "Blit, Jacques"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2272"]
[BlackElo "2400"]
[PlyCount "74"]
[EventDate "2010.04.28"]
[SourceDate "2010.04.29"]

1. g3 g6 2. Bg2 Bg7 3. c4 d6 4. Nc3 Nf6 5. e3 e5 6. Nge2 h5 7. h3 O-O 8. O-O c6
9. f4 exf4 10. Rxf4 Nbd7 11. d4 Nb6 12. b3 d5 13. c5 Nbd7 14. b4 Re8 15. Rf2
Nf8 16. e4 Nxe4 17. Nxe4 dxe4 18. Be3 f5 19. Rb1 Be6 20. Nf4 Bf7 21. b5 h4 22.
Rd2 g5 23. Nh5 hxg3 24. Nxg7 Kxg7 25. d5 cxd5 26. c6 bxc6 27. bxc6 f4 28. Bd4+
Kh6 29. Rb7 Bh5 30. Qa1 Ne6 31. Bf6 e3 32. Rxd5 e2 33. Be4 Bg6 34. Bg7+ Kh5 35.
Bxg6+ Kh4 36. Bf8 Ng7 37. Bxg7 e1=Q+ 0-1

[Event "Arg Ch u-20"]
[Site "?"]
[Date "2010.04.29"]
[Round "4"]
[White "Gaitan, Juan M"]
[Black "Colantonio, Mauro"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1950"]
[BlackElo "2029"]
[PlyCount "99"]
[EventDate "2010.04.28"]
[SourceDate "2010.04.29"]

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. Nf3 g6 7. Bf4 a6 8. a4
Bg7 9. e3 O-O 10. Be2 Nh5 11. Bg5 Bf6 12. Bxf6 Nxf6 13. O-O Re8 14. Nd2 Nbd7
15. e4 Rb8 16. Qc2 Qe7 17. f4 Nf8 18. Rae1 Ng4 19. Bc4 Bd7 20. a5 Kh8 21. h3
Nh6 22. Bd3 f6 23. Nc4 Bb5 24. Re2 Bxc4 25. Bxc4 Nf7 26. Nd1 Qd8 27. Qc3 Nd7
28. Nf2 b5 29. axb6 Qxb6 30. b3 Qb4 31. Qa1 Kg7 32. Rfe1 a5 33. Nd3 Qb6 34. Qc3
Qc7 35. Nf2 Nb6 36. Qxa5 Nxd5 37. Qxc7 Nxc7 38. Rd1 Ne6 39. Ra2 Re7 40. g3 Nd4
41. Bd5 Rb4 42. Nd3 Rb8 43. Kf2 g5 44. Rb1 gxf4 45. gxf4 Nb5 46. Rg1+ Kf8 47.
Kf3 Nc3 48. Rag2 Ree8 49. Rg8+ Ke7 50. Bxf7 1-0

[Event "Arg Ch u-20"]
[Site "?"]
[Date "2010.04.29"]
[Round "4"]
[White "Cabral, Matias A"]
[Black "Quenallata, Luciano"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1963"]
[BlackElo "2181"]
[PlyCount "112"]
[EventDate "2010.04.28"]
[SourceDate "2010.04.29"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. f4 e6 7. Nf3 Nge7 8. Be3
O-O 9. O-O Nd4 10. Qd2 Rb8 11. Nd1 b5 12. Nh4 b4 13. c3 bxc3 14. bxc3 Nb5 15.
a4 Nc7 16. d4 cxd4 17. Bxd4 Bxd4+ 18. cxd4 f5 19. e5 dxe5 20. fxe5 Bb7 21. Rb1
Bxg2 22. Rxb8 Qxb8 23. Nxg2 Qd8 24. Nc3 Ncd5 25. Nb5 Qb6 26. Nf4 Rd8 27. Nd6
Nxf4 28. Rxf4 Nc8 29. Nxc8 Rxc8 30. Rf2 Rd8 31. a5 Qb1+ 32. Rf1 Qe4 33. Rd1 Rc8
34. Qg2 Qe3+ 35. Qf2 Qb3 36. Rd2 Rc1+ 37. Kg2 Qd5+ 38. Kh3 g5 39. Qe3 h6 40.
Rb2 Rc8 41. a6 Kg7 42. g4 fxg4+ 43. Kxg4 Rf8 44. Rb7+ Kg6 45. Qd3+ Rf5 46. Rb2
h5+ 47. Kg3 Qh1 48. Rb1 h4+ 49. Kh3 g4+ 50. Kxg4 Qg2+ 51. Kxh4 Qxh2+ 52. Kg4
Qg2+ 53. Kh4 Qh2+ 54. Kg4 Qf4+ 55. Kh3 Kh6 56. Qg3 Rh5+ 0-1

[Event "Arg Ch u-20"]
[Site "?"]
[Date "2010.04.29"]
[Round "4"]
[White "Fernandez, Maria F"]
[Black "Crespo, Eugenio"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2097"]
[BlackElo "2085"]
[PlyCount "86"]
[EventDate "2010.04.28"]
[SourceDate "2010.04.29"]

1. d4 d5 2. c4 e6 3. Nc3 Be7 4. Nf3 Nf6 5. Bg5 O-O 6. e3 h6 7. Bh4 b6 8. cxd5
Nxd5 9. Bxe7 Qxe7 10. Bd3 Bb7 11. O-O Nd7 12. Rc1 c5 13. Bb1 cxd4 14. Qxd4 Rac8
15. Nxd5 Bxd5 16. e4 Ba8 17. Rfd1 Nf6 18. e5 Nd5 19. Qd3 g6 20. Qd2 Kg7 21. h4
Qb4 22. Qe2 Qg4 23. Nd4 Qxh4 24. f3 Rxc1 25. Nxe6+ fxe6 26. Rxc1 Qg5 27. Rc4
Qe3+ 28. Qxe3 Nxe3 29. Ra4 Rf7 30. Kf2 Nd5 31. Be4 Rc7 32. Kg3 Bc6 33. Ra3 g5
34. Kg4 Nf4 35. Rc3 Nd5 36. Ra3 Be8 37. g3 Bg6 38. Bxd5 Bf5+ 39. Kh5 exd5 40.
f4 gxf4 41. gxf4 a5 42. Rb3 Rc2 43. Rg3+ Kh7 0-1

[Event "Arg Ch u-20"]
[Site "?"]
[Date "2010.04.29"]
[Round "4"]
[White "Martinez Denegri, Gonzalo"]
[Black "Caceres Recalde, Fernando"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2001"]
[BlackElo "1947"]
[PlyCount "73"]
[EventDate "2010.04.28"]
[SourceDate "2010.04.29"]

1. f4 c5 2. Nf3 g6 3. e3 Bg7 4. d4 cxd4 5. exd4 Nf6 6. Bd3 O-O 7. O-O Nc6 8. c3
d6 9. b3 e5 10. fxe5 dxe5 11. dxe5 Ng4 12. Qc2 Ncxe5 13. Nxe5 Nxe5 14. Be4 Be6
15. Kh1 f5 16. Bxb7 Rb8 17. Bf3 g5 18. Ba3 Rf7 19. Nd2 g4 20. Be2 f4 21. Nc4
Qh4 22. Nxe5 Bxe5 23. Bc4 Bxc4 24. bxc4 Rb6 25. Bc5 Rh6 26. Bg1 f3 27. gxf3
Bxh2 28. Bxh2 g3 29. Qg2 Qf4 30. Rg1 Rg7 31. Raf1 Rxh2+ 32. Qxh2 gxh2 33. Rxg7+
Kxg7 34. Rf2 h5 35. Rxh2 Qxf3+ 36. Rg2+ Kf6 37. Kg1 0-1

[Event "Arg Ch u-20"]
[Site "?"]
[Date "2010.04.29"]
[Round "4"]
[White "Blanco, Marcos"]
[Black "Martinez Denegri, Maria A"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "2071"]
[BlackElo "1923"]
[PlyCount "102"]
[EventDate "2010.04.28"]
[SourceDate "2010.04.29"]

1. Nf3 Nf6 2. b3 d6 3. d4 g6 4. Bb2 Bg7 5. Nbd2 O-O 6. e4 Nbd7 7. Bd3 c5 8. c3
b6 9. O-O e5 10. Qe2 Nh5 11. g3 Bb7 12. Nc4 Qc7 13. dxe5 dxe5 14. Ne3 Nhf6 15.
Qc2 b5 16. c4 b4 17. Rac1 Ne8 18. Nd5 Bxd5 19. cxd5 Nd6 20. Nd2 f5 21. f3 Rf7
22. Nc4 Raf8 23. Rce1 f4 24. g4 a5 25. Rc1 Rc8 26. Nxd6 Qxd6 27. Bb5 Nb8 28.
Qe2 g5 29. a3 Rfc7 30. axb4 cxb4 31. Rxc7 Rxc7 32. Kg2 Nd7 33. Rc1 Rxc1 34.
Bxc1 Nc5 35. Qc4 Bf8 36. Bd2 Kg7 37. Be1 Kf6 38. Bf2 h6 39. Kf1 Qb6 40. Ke2 Bd6
41. Bxc5 Bxc5 42. Be8 Bd6 43. Qc1 Qc5 44. Qxc5 Bxc5 45. Kd3 Ke7 46. Kc4 Bb6 47.
Bc6 Kd6 48. Kb5 Bc7 49. Be8 Bd8 50. h3 Ke7 51. Bg6 Kd6 1/2-1/2

[Event "Arg Ch u-20"]
[Site "?"]
[Date "2010.04.29"]
[Round "4"]
[White "Benedetti, Julio"]
[Black "Jesse, Jose"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1916"]
[PlyCount "0"]
[EventDate "2010.04.28"]
[SourceDate "2010.04.29"]

{(Por ausencia)}  1-0

[Event "Arg Ch u-20"]
[Site "?"]
[Date "2010.04.30"]
[Round "5"]
[White "Blit, Jacques"]
[Black "Quenallata, Luciano"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "2400"]
[BlackElo "2181"]
[PlyCount "61"]
[EventDate "2010.04.28"]
[SourceDate "2010.04.30"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. Be2 O-O 8.
O-O Nc6 9. f4 a6 10. Nb3 b5 11. Bf3 Bb7 12. Qd2 Rc8 13. Rfe1 Nd7 14. Bg4 Rb8
15. Nd4 Nc5 {(=)} 16. Nxc6 Bxc6 17. Bd4 e5 18. Bf2 exf4 19. Qxf4 b4 20. Ne2 Be5
21. Qh6 Nxe4 22. Be3 f5 23. Nd4 Bd7 24. Bf3 Qf6 25. Rad1 Qg7 26. Qxg7+ Kxg7 27.
Bxe4 fxe4 28. Bf2 Bg4 29. Rd2 Bf5 30. Nc6 Rbc8 31. Nxe5 {(=)} 1/2-1/2

[Event "Arg Ch u-20"]
[Site "?"]
[Date "2010.04.30"]
[Round "5"]
[White "Gaitan, Juan M"]
[Black "Cuevas, Alex"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1950"]
[BlackElo "2272"]
[PlyCount "53"]
[EventDate "2010.04.28"]
[SourceDate "2010.04.30"]

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. Nf3 g6 7. Bf4 a6 8. a4
Qe7 9. e3 Bg7 10. Be2 Bg4 11. O-O O-O 12. Nd2 Bxe2 13. Qxe2 Nbd7 14. Nc4 Ne8
15. e4 g5 16. Bg3 Ne5 17. Ne3 Ng6 18. Nf5 Qd7 19. Qg4 Qd8 20. f4 Bxc3 21. bxc3
Nf6 22. Qh3 h5 23. fxg5 Nxe4 24. Qxh5 Qxg5 25. Qxg5 Nxg5 26. Bxd6 Rfe8 27. Bxc5
1-0

[Event "Arg Ch u-20"]
[Site "?"]
[Date "2010.04.30"]
[Round "5"]
[White "Crespo, Eugenio"]
[Black "Caceres Recalde, Fernando"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2085"]
[BlackElo "1947"]
[PlyCount "125"]
[EventDate "2010.04.28"]
[SourceDate "2010.04.30"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. g3 e5 7. Nb3 Bg4 8. Be2
Bh3 9. g4 h5 10. g5 Nfd7 11. Bxh5 g6 12. Bf3 Nc6 13. Be3 Be7 14. Nd5 O-O 15.
Qd2 b5 16. O-O-O Rc8 17. Rhg1 Kg7 18. Bg4 Bxg4 19. Rxg4 Nc5 20. Nxe7 Qxe7 21.
Qxd6 Qxd6 22. Rxd6 Ne6 23. h4 a5 24. Rd5 Nb4 25. Rxb5 Nxc2 26. Kd2 Nb4 27. Ke2
Rc2+ 28. Kf1 Nd3 {(=)} 29. Nxa5 Rxb2 30. Rxb2 Nxb2 31. Nc6 Nc4 32. Bc1 Ra8 33.
Nxe5 Nxe5 34. Bb2 f6 35. gxf6+ Kxf6 36. f4 Nxf4 37. Rxf4+ Ke6 38. a3 Nc4 39.
Rf6+ Ke7 40. Bd4 Rxa3 41. Rxg6 Rh3 42. Rg4 Rh2 43. Kg1 Re2 44. Kf1 Rh2 45. Rf4
Nd2+ 46. Ke1 Ke8 47. Bf2 Nc4 48. Kf1 Ne5 49. Kg1 Rh3 50. Kg2 Rb3 51. h5 Rb7 52.
Bd4 Nd3 53. Rf5 Rb4 54. Bg7 Rxe4 55. Kg3 Re1 56. h6 Rh1 57. Kg4 Nb4 58. Rh5
Rxh5 59. Kxh5 Kf7 60. Bc3 Nd5 61. h7 Nf4+ 62. Kh6 Ng6 63. Bb2 1-0

[Event "Arg Ch u-20"]
[Site "?"]
[Date "2010.04.30"]
[Round "5"]
[White "Colantonio, Mauro"]
[Black "Benedetti, Julio"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "2029"]
[BlackElo "1916"]
[PlyCount "73"]
[EventDate "2010.04.28"]
[SourceDate "2010.04.30"]

1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 O-O 5. e3 e5 6. Nge2 c6 7. d4 exd4 8. Nxd4
d5 9. cxd5 Nxd5 10. Nxd5 cxd5 11. O-O Nc6 12. Nxc6 bxc6 13. Qc2 Qb6 14. Rd1 Bg4
15. Re1 Rfe8 16. e4 dxe4 17. Bxe4 Bf5 18. Bf4 Rxe4 19. Rxe4 Qxb2 20. Qxb2 Bxb2
21. Ree1 Bxa1 22. Rxa1 a5 23. Rc1 Be4 24. Bc7 a4 25. Be5 Rd8 26. Bf6 Rd6 27.
Re1 Re6 28. a3 c5 29. Re3 Rxf6 30. Rxe4 Ra6 31. Kf1 Kg7 32. Ke2 Kf6 33. Kd3 Kf5
34. Re7 Kf6 35. Re4 Kf5 36. Re7 Kf6 37. Re4 1/2-1/2

[Event "Arg Ch u-20"]
[Site "?"]
[Date "2010.04.30"]
[Round "5"]
[White "Martinez Denegri, Maria A"]
[Black "Fernandez, Maria F"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1923"]
[BlackElo "2097"]
[PlyCount "87"]
[EventDate "2010.04.28"]
[SourceDate "2010.04.30"]

1. d4 c5 2. Nf3 cxd4 3. Nxd4 g6 4. c4 Bg7 5. Nb3 Nc6 6. Nc3 Nf6 7. e4 O-O 8.
Be2 d6 9. Be3 Bd7 10. f4 Rc8 11. O-O Qc7 12. Rc1 Rcd8 13. a3 Qb8 14. h3 a5 15.
Qc2 Qa8 16. Bb6 Rc8 17. Rfd1 a4 18. Nd4 Bh6 19. Nxc6 Bxc6 20. Be3 b5 21. cxb5
Bxe4 22. Bd3 Bd5 23. Qxa4 Bxg2 24. Qxa8 Bxa8 25. Kf2 Rfe8 26. a4 d5 27. Ne2 Rb8
28. Ba7 Rb7 29. b6 e5 30. Ba6 Ne4+ 31. Kf1 Rbe7 32. Bb5 Rf8 33. Rc7 Rxc7 34.
bxc7 Bb7 35. fxe5 Nd2+ 36. Ke1 Nf3+ 37. Kf2 Nxe5 38. a5 Bg5 39. a6 Bh4+ 40. Kf1
Bc8 41. Kg2 Be6 42. Bb8 Bf5 43. Nc3 d4 44. Rxd4 1-0

[Event "Arg Ch u-20"]
[Site "?"]
[Date "2010.04.30"]
[Round "5"]
[White "Martinez Denegri, Gonzalo"]
[Black "Blanco, Marcos"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2001"]
[BlackElo "2071"]
[PlyCount "146"]
[EventDate "2010.04.28"]
[SourceDate "2010.04.30"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nd5 Be7 6. Bf4 d6 7. Nxd4 O-O 8.
Nxc6 bxc6 9. Nxe7+ Qxe7 10. Bd3 Nxe4 11. O-O Nc5 12. Be2 Ba6 13. Bxa6 Nxa6 14.
Qf3 Nb4 15. c4 Qf6 16. Qg4 Qe6 17. Qg3 Qg6 18. Qf3 Qd3 19. Qg4 Qxc4 20. Rac1
Qe6 21. Qg3 c5 22. a3 Nd5 23. Bd2 Rab8 24. Rfe1 Qg6 25. Qf3 c6 26. b4 cxb4 27.
Rxc6 b3 28. Bc1 Nf6 29. Bb2 Rfe8 30. Rd1 Ne4 31. h4 h5 32. Rd3 Qg4 33. Qxg4
hxg4 34. f3 gxf3 35. gxf3 Nc5 36. Rd2 Rb6 37. Rxb6 axb6 38. Kf2 Na4 39. Bd4 Rc8
40. Ke2 Nc5 41. Rb2 Kh7 42. Bxc5 dxc5 43. Rxb3 Rc6 44. Rb1 Kh6 45. Kd3 {(=)} f5
46. a4 Kh5 47. Ke3 Rd6 48. Rb2 g6 49. f4 Kxh4 50. Rg2 Kh3 51. Rg1 c4 52. Rc1
Rd3+ 53. Ke2 Kg4 54. Rxc4 Rd6 55. Rb4 Re6+ 56. Kd3 Kf3 57. Kd2 Kg4 58. Kd3 g5
59. fxg5+ Kxg5 60. Rb5 Kg4 61. a5 bxa5 62. Rxa5 f4 63. Ra8 Kg3 64. Rg8+ Kf2 65.
Kd2 Rd6+ 66. Kc2 f3 67. Rg5 Ke2 68. Re5+ Kf1 69. Rg5 f2 70. Re5 Kg2 71. Rg5+
Kf3 72. Rf5+ Ke3 73. Kc1 Rd4 0-1

[Event "Arg Ch u-20"]
[Site "?"]
[Date "2010.04.30"]
[Round "5"]
[White "Cabral, Matias A"]
[Black "Jesse, Jose"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1963"]
[PlyCount "25"]
[EventDate "2010.04.28"]
[SourceDate "2010.04.30"]

1. e4 e5 2. f4 exf4 3. Nf3 d6 4. d4 Bg4 5. Bc4 Nc6 6. O-O Be7 7. c3 Nf6 8. Bxf4
Nh5 9. Bxf7+ Kxf7 10. Ng5+ Ke8 {(?10...Axg5!!)} 11. Qxg4 Nxf4 12. Qxf4 Bxg5 13.
Qf7# 1-0

[Event "Arg Ch u-20"]
[Site "?"]
[Date "2010.05.01"]
[Round "6"]
[White "Crespo, Eugenio"]
[Black "Blit, Jacques"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2085"]
[BlackElo "2400"]
[PlyCount "81"]
[EventDate "2010.04.28"]
[SourceDate "2010.05.01"]

1. e4 c5 2. Nf3 a6 3. g3 b5 4. Bg2 Bb7 5. d3 g6 6. O-O Bg7 7. c3 d6 8. a4 bxa4
9. Rxa4 Nd7 10. Re1 Qc7 11. Nbd2 Nb6 12. Ra2 a5 13. d4 a4 14. b3 axb3 15. Rxa8+
Bxa8 16. Qxb3 Nh6 17. Nc4 Nxc4 18. Qxc4 O-O 19. Bg5 e6 20. h3 Bxe4 21. Rxe4 d5
22. Qxc5 Qxc5 23. dxc5 dxe4 24. Nd4 Rc8 25. Nb3 f5 26. Bf1 Nf7 27. Bd2 Ne5 28.
Bf4 Nd3 29. Bd6 Bxc3 30. f3 Bb4 31. fxe4 fxe4 32. Bg2 Bxc5+ 33. Nxc5 Nxc5 34.
Kf2 Rc6 35. Be7 Kf7 36. Bg5 Rb6 37. g4 e5 38. Be3 Rb2+ 39. Kg3 Rb3 40. Kf2 Nd3+
41. Kf1 0-1

[Event "Arg Ch u-20"]
[Site "?"]
[Date "2010.05.01"]
[Round "6"]
[White "Blanco, Marcos"]
[Black "Gaitan, Juan M"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "2071"]
[BlackElo "1950"]
[PlyCount "60"]
[EventDate "2010.04.28"]
[SourceDate "2010.05.01"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Bd3 Bd6 5. Qf3 Nc6 6. c3 Nge7 7. Ne2 Be6 8.
Bf4 Ng6 9. Bxd6 Qxd6 10. Qg3 Qxg3 11. hxg3 O-O-O 12. f3 Nce7 13. Rh5 h6 14. Nd2
Rhe8 15. O-O-O f6 16. Re1 Bf7 17. Rhh1 c6 18. Bxg6 Nxg6 19. Nf4 Nxf4 20. gxf4
Bg6 21. Nb3 b6 22. Kd2 Kd7 23. g4 Re7 24. Rxe7+ Kxe7 25. Nc1 Kd6 26. f5 Bf7 27.
Nd3 c5 28. Nf4 a5 29. Re1 Rg8 30. b3 c4 1/2-1/2

[Event "Arg Ch u-20"]
[Site "?"]
[Date "2010.05.01"]
[Round "6"]
[White "Quenallata, Luciano"]
[Black "Cuevas, Alex"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2181"]
[BlackElo "2272"]
[PlyCount "64"]
[EventDate "2010.04.28"]
[SourceDate "2010.05.01"]

1. e4 c5 2. Nf3 e6 3. c3 Nf6 4. e5 Nd5 5. d4 cxd4 6. cxd4 d6 7. Nc3 Nc6 8. exd6
Bxd6 9. Be2 Nf4 10. O-O Nxe2+ 11. Qxe2 O-O 12. Bg5 Nxd4 13. Qe3 Nxf3+ 14. gxf3
f6 15. Bh4 Qe7 16. Ne4 Bc7 17. Bg3 e5 18. f4 f5 19. Nc3 Qf7 20. Rfd1 g5 21. Nd5
Bb8 22. fxg5 f4 23. Bxf4 exf4 24. Qc3 Qg7 25. Nf6+ Kh8 26. h4 a5 27. Rac1 Ra6
28. Kh1 Rc6 29. Qxa5 b6 30. Qa3 Rcxf6 31. gxf6 Qxf6 32. Kg2 f3+ 0-1

[Event "Arg Ch u-20"]
[Site "?"]
[Date "2010.05.01"]
[Round "6"]
[White "Caceres Recalde, Fernando"]
[Black "Cabral, Matias A"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1947"]
[BlackElo "1963"]
[PlyCount "90"]
[EventDate "2010.04.28"]
[SourceDate "2010.05.01"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Be3 Bg7 5. f3 O-O 6. Qd2 Nbd7 7. O-O-O c6 8. g4
b5 9. h4 h5 10. g5 Nh7 11. f4 Qa5 12. Kb1 b4 13. Nce2 Nb6 14. Nc1 Na4 15. Bd3
c5 16. Nge2 Rb8 17. Nb3 Qc7 18. c4 bxc3 19. Nxc3 Nxc3+ 20. Qxc3 Be6 21. f5 Bxb3
22. axb3 Qb6 23. Bc4 Kh8 24. Rhf1 a5 25. Qd3 a4 26. fxg6 fxg6 27. Rxf8+ Nxf8
28. dxc5 dxc5 29. Qd5 e6 30. Qxc5 Qb7 31. Bd4 {(=)} Qxe4+ 32. Kc1 Bxd4 33.
Qxd4+ Qxd4 34. Rxd4 axb3 35. Kd2 e5 36. Rd3 Rb7 37. Rxb3 Rc7 38. Bd3 Kg7 39.
Rb6 Rf7 40. Rc6 Rf4 41. Ke3 Kf7 42. Be4 Rxh4 43. b4 Rh3+ 44. Bf3 Ne6 45. Kf2
Rxf3+ 0-1

[Event "Arg Ch u-20"]
[Site "?"]
[Date "2010.05.01"]
[Round "6"]
[White "Martinez Denegri, Maria A"]
[Black "Colantonio, Mauro"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1923"]
[BlackElo "2019"]
[PlyCount "128"]
[EventDate "2010.04.28"]
[SourceDate "2010.05.01"]

1. e4 e6 2. b3 d5 3. Bb2 dxe4 4. Nc3 Nf6 5. g4 h6 6. Bg2 Be7 7. Nxe4 Nxe4 8.
Bxe4 Bf6 9. c3 c5 10. Qe2 Nc6 11. O-O-O Qa5 12. Kb1 Bd7 13. f4 b5 14. Qg2 Qb6
15. h4 h5 16. g5 Be7 17. Nf3 Rc8 18. Ne5 Nxe5 19. fxe5 a5 20. Rhf1 g6 21. d4 c4
22. Rf4 b4 23. cxb4 Qxb4 24. bxc4 Rxc4 25. Bd3 Rc8 26. Qf2 O-O 27. Rf1 Rb8 28.
d5 Qa3 29. Bc4 Bc5 30. Ka1 Qb4 31. Qe2 Be3 32. a3 Qc5 33. Rf6 exd5 34. Bd3 Rxb2
35. Kxb2 Rb8+ 36. Ka2 Bc1 37. Rxc1 Qxc1 38. Qc2 Qxc2+ 39. Bxc2 Be6 40. Bxg6 d4+
41. Ka1 Rb3 42. Bxh5 Rxa3+ 43. Kb1 Rb3+ 44. Kc2 Rc3+ 45. Kd2 Bc4 46. g6 Rd3+
47. Kc1 Rc3+ 48. Kb2 fxg6 49. Rxg6+ Kf8 50. Rf6+ Ke7 51. Bg6 a4 52. Rf2 a3+ 53.
Kb1 a2+ 54. Rxa2 Bxa2+ 55. Kxa2 d3 56. Kb2 d2 57. Bc2 Rd3 58. Bd1 Ke6 59. Kc2
Rd8 60. Be2 Kxe5 61. h5 Ke4 62. h6 Ke3 63. Bg4 Rh8 64. Bd1 Rxh6 0-1

[Event "Arg Ch u-20"]
[Site "?"]
[Date "2010.05.01"]
[Round "6"]
[White "Benedetti, Julio"]
[Black "Martinez Denegri, Gonzalo"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "1916"]
[BlackElo "2001"]
[PlyCount "86"]
[EventDate "2010.04.28"]
[SourceDate "2010.05.01"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 c6 5. Bg5 dxc4 6. e4 b5 7. e5 h6 8. Bh4 g5
9. Nxg5 hxg5 10. Bxg5 Nbd7 11. exf6 Bb7 12. g3 c5 13. d5 Qb6 14. Bg2 O-O-O 15.
O-O b4 16. Na4 Qb5 17. a3 Nb8 18. axb4 cxb4 19. Be3 Bxd5 20. Bxd5 Rxd5 21. Qe2
Nc6 22. Rfc1 Ne5 23. b3 c3 24. Nxc3 bxc3 25. Rxc3+ Kb8 26. Qc2 Bd6 27. Bxa7+
Kb7 28. b4 Nc6 29. Be3 Be5 30. Rxc6 Bxa1 31. Rc7+ Kb8 32. Ba7+ Ka8 33. Bc5 Kb8
34. Rxf7 Be5 35. Ba7+ Ka8 36. Be3 Rd7 37. Qa2+ Kb8 38. Ba7+ Kc8 39. Qxe6 Qd5
40. Qa6+ Qb7 41. Qc4+ Qc7 42. Qa6+ Qb7 43. Qc4+ Qc7 1/2-1/2

[Event "Arg Ch u-20"]
[Site "?"]
[Date "2010.05.01"]
[Round "6"]
[White "Fernandez, Maria F"]
[Black "Jesse, Jose"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2097"]
[PlyCount "69"]
[EventDate "2010.04.28"]
[SourceDate "2010.05.01"]

1. d4 d5 2. c4 e6 3. Nc3 c6 4. Nf3 Nf6 5. Bg5 Nbd7 6. e3 Bd6 7. Bd3 O-O 8. Rc1
Re8 9. Bb1 h6 10. Bh4 Qc7 11. O-O b6 12. cxd5 exd5 13. Nb5 Qb8 14. Rxc6 Ba6 15.
Nxd6 Bxf1 16. Nxe8 Qxe8 17. Qxf1 Ne4 18. Rc1 g5 19. Bg3 g4 20. Bxe4 Qxe4 21.
Nd2 Qe7 22. Qd3 Nf6 23. Qf5 Qe6 24. Qxe6 fxe6 25. Be5 Nd7 26. Rc7 Nxe5 27. dxe5
Kf8 28. Nb3 Re8 29. Rxa7 Rc8 30. h3 gxh3 31. gxh3 Rc2 32. Nd4 Rxb2 33. Nxe6+
Kg8 34. Nd4 Rb4 35. e6 1-0

[Event "Arg Ch u-20"]
[Site "?"]
[Date "2010.05.02"]
[Round "7"]
[White "Blit, Jacques"]
[Black "Cabral, Matias A."]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "2400"]
[BlackElo "1963"]
[PlyCount "9"]
[EventDate "2010.04.28"]
[SourceDate "2010.05.02"]

1. d4 Nf6 2. c4 c5 3. d5 e5 4. Nc3 d6 5. e4 {(=)} 1/2-1/2

[Event "Arg Ch u-20"]
[Site "?"]
[Date "2010.05.02"]
[Round "7"]
[White "Gaitan, Juan M"]
[Black "Crespo, Eugenio"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1950"]
[BlackElo "2085"]
[PlyCount "81"]
[EventDate "2010.04.28"]
[SourceDate "2010.05.02"]

1. d4 e6 2. c4 d5 3. Nc3 Be7 4. cxd5 exd5 5. Bf4 c6 6. e3 Bf5 7. Bd3 Bxd3 8.
Qxd3 Bd6 9. Nge2 Ne7 10. O-O O-O 11. Rab1 a5 12. Rfc1 Bxf4 13. exf4 Qd6 14. Nd1
Nd7 15. f5 Rfe8 16. Ne3 Nf6 17. Re1 a4 18. f3 b5 19. Ng4 Nc8 20. Qd2 Nb6 21.
Qf4 Nc4 22. Qxd6 Nxd6 23. Nxf6+ gxf6 24. g4 Re3 25. Kf2 Rd3 26. Nf4 Rxd4 27.
Nh5 Rd2+ 28. Kg3 a3 29. bxa3 Rxa3 30. Rb3 Rdxa2 31. Nxf6+ Kg7 32. Nh5+ Kf8 33.
Rxa3 Rxa3 34. Kf4 b4 35. Nf6 b3 36. Ke5 Nc4+ 37. Kd4 b2 38. Re8+ Kg7 39. g5 c5+
40. Kxc5 Ra5+ 41. Kd4 1-0

[Event "Arg Ch u-20"]
[Site "?"]
[Date "2010.05.02"]
[Round "7"]
[White "Cuevas, Alex"]
[Black "Blanco, Marcos"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2272"]
[BlackElo "2071"]
[PlyCount "81"]
[EventDate "2010.04.28"]
[SourceDate "2010.05.02"]

1. Nf3 Nf6 2. b3 e6 3. Bb2 Be7 4. e3 b6 5. c4 Bb7 6. Be2 d6 7. d4 Nbd7 8. Nbd2
Ne4 9. Nxe4 Bxe4 10. Nd2 Bb7 11. Bf3 Qc8 12. e4 Bf6 13. Qe2 e5 14. d5 Qd8 15.
Nf1 Qe7 16. Ne3 g6 17. g3 Bg7 18. Bg2 f6 19. h4 O-O-O 20. b4 Rhf8 21. Qc2 Kb8
22. a4 Bh6 23. Ng4 Bg7 24. Ne3 Bh6 25. Ng4 Bg7 26. Ne3 Bh6 27. Bc1 Rde8 28. Bh3
c6 29. Nf5 gxf5 30. Bxh6 fxe4 31. Bxf8 Rxf8 32. Qxe4 cxd5 33. cxd5 f5 34. Qe3
Bxd5 35. O-O Be6 36. Bg2 d5 37. Qd2 e4 38. Qf4+ Kb7 39. Rfc1 d4 40. Rc7+ Ka8
41. Bxe4+ 1-0

[Event "Arg Ch u-20"]
[Site "?"]
[Date "2010.05.02"]
[Round "7"]
[White "Colantonio, Mauro"]
[Black "Quenallata, Luciano"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2029"]
[BlackElo "2181"]
[PlyCount "38"]
[EventDate "2010.04.28"]
[SourceDate "2010.05.02"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6 g6 6. Nc3 d6 7. e4 Bg7 8. Nf3
O-O 9. Bc4 Bxa6 10. Nd2 Nfd7 11. Bxa6 Nxa6 12. Nc4 Nb6 13. Nxb6 Qxb6 14. O-O
Rfb8 15. a4 Nb4 16. Qb3 Qa6 17. Ra3 Qd3 18. Rd1 c4 19. Rxd3 cxb3 0-1

[Event "Arg Ch u-20"]
[Site "?"]
[Date "2010.05.02"]
[Round "7"]
[White "Caceres Recalde, Fernando"]
[Black "Benedetti, Julio"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1947"]
[BlackElo "1916"]
[PlyCount "0"]
[EventDate "2010.04.28"]
[SourceDate "2010.05.02"]

{(Por ausencia)}  1-0

[Event "Arg Ch u-20"]
[Site "?"]
[Date "2010.05.02"]
[Round "7"]
[White "Martinez Denegri, Gonzalo"]
[Black "Fernandez, Maria F"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2001"]
[BlackElo "2097"]
[PlyCount "103"]
[EventDate "2010.04.28"]
[SourceDate "2010.05.02"]

1. d4 g6 2. c4 Bg7 3. Nc3 c5 4. d5 d6 5. g3 Nf6 6. Bg2 O-O 7. Nf3 e6 8. O-O e5
9. e4 h6 10. Ne1 Ne8 11. Nd3 Nd7 12. f3 f5 13. Be3 Nef6 14. Qd2 Kh7 15. h3 Nh5
16. g4 Ng3 17. Rfb1 h5 18. Ne2 Nxe2+ 19. Qxe2 Nf6 20. g5 Ne8 21. h4 fxe4 22.
fxe4 Bg4 23. Qd2 Qd7 24. b4 b6 25. a4 Nc7 26. bxc5 bxc5 27. Rb7 Rf7 28. Rf1
Rxf1+ 29. Bxf1 Qc8 30. Qb2 Bf3 31. Nf2 Na6 32. Bh3 Qf8 33. Be6 Rb8 34. Qb5 Rxb7
35. Qxb7 Be2 36. Bf7 Bxc4 37. Qd7 Be2 38. Qe6 c4 39. Qxg6+ Kh8 40. Nh1 Qc8 41.
Be6 Qf8 42. Bf5 Kg8 43. Ng3 Bg4 44. Nxh5 Bxh5 45. Qxh5 Qe7 46. Qg6 Nc5 47. h5
Kf8 48. h6 Bh8 49. Bxc5 dxc5 50. Be6 Qe8 51. Qh7 c3 52. Qxh8+ 1-0

[Event "Arg Ch u-20"]
[Site "?"]
[Date "2010.05.02"]
[Round "7"]
[White "Jesse, Jose"]
[Black "Martinez Denegri, Maria A"]
[Result "0-1"]
[ECO "A00"]
[BlackElo "1923"]
[PlyCount "22"]
[EventDate "2010.04.28"]
[SourceDate "2010.05.02"]

1. d4 Nf6 2. c4 e5 3. d5 Bc5 4. Nc3 O-O 5. Bg5 Bxf2+ 6. Kxf2 Ng4+ 7. Ke1 Qxg5
8. Nf3 Qe3 9. Qd2 Qf2+ 10. Kd1 Ne3+ 11. Kc1 Nxf1 0-1