[Event "Campeonato Argentino Sub 20 Absoluto"]
[Site "Concordia Entre Rios"]
[Date "2017.04.07"]
[Round "7.1"]
[White "Acosta, Pablo Ismael"]
[Black "Acosta, Martin Ezequiel"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2428"]
[BlackElo "2094"]
[PlyCount "49"]
[EventDate "2017.04.03"]

1. c4 Nf6 2. g3 g6 3. Bg2 d5 4. cxd5 Nxd5 5. Nc3 Nxc3 6. bxc3 Bg7 7. Nf3 O-O 8.
Rb1 c5 9. O-O Qc7 10. Qa4 Na6 11. d4 cxd4 12. cxd4 Be6 13. Bf4 Qc4 14. Qxc4
Bxc4 15. Ne5 Bxe5 16. Bxe5 Rad8 17. Rxb7 f6 18. Rc1 Bxe2 19. Bf4 Rxd4 20. Rxe7
Bb5 21. Bh3 f5 22. Bf1 Bxf1 23. Be5 Re4 24. Rg7+ Kh8 25. Ba1 1-0

[Event "Campeonato Argentino Sub 20 Absoluto"]
[Site "Concordia Entre Rios"]
[Date "2017.04.07"]
[Round "7.2"]
[White "Lagar, Valentin Alejo"]
[Black "Rudenko, Matias"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2181"]
[BlackElo "1291"]
[PlyCount "43"]
[EventDate "2017.04.03"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Be7 4. O-O Nf6 5. d3 h6 6. Re1 d6 7. a4 O-O 8. Nbd2
Be6 9. c3 d5 10. exd5 Bxd5 11. Nxe5 Nxe5 12. Rxe5 Bxc4 13. Nxc4 Re8 14. Bf4 Qd7
15. Qf3 c6 16. Rae1 Bf8 17. h3 Rad8 18. Bxh6 g6 19. Bxf8 Kxf8 20. Qxf6 Kg8 21.
Re7 Rxe7 22. Rxe7 1-0

[Event "Campeonato Argentino Sub 20 Absoluto"]
[Site "Concordia Entre Rios"]
[Date "2017.04.07"]
[Round "7.3"]
[White "Rebot, Alejandro"]
[Black "Shon, Mariano"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1573"]
[BlackElo "1690"]
[PlyCount "40"]
[EventDate "2017.04.03"]

1. e4 e5 2. Nf3 d5 3. d4 dxe4 4. Nxe5 Nf6 5. Bc4 Be6 6. Bxe6 fxe6 7. O-O Bd6 8.
Nc3 O-O 9. Qe2 Nbd7 10. Rd1 c6 11. Bg5 Qb6 12. Nxe4 Nxe4 13. Nxd7 Bxh2+ 14.
Kxh2 Qc7+ 15. Kg1 Nxg5 16. Nxf8 Rxf8 17. Rd3 Qf4 18. Re1 Rf6 19. Rb3 Rh6 20.
Rxb7 Qh2+ 0-1

[Event "Campeonato Argentino Sub 20 Absoluto"]
[Site "Concordia Entre Rios"]
[Date "2017.04.07"]
[Round "7.4"]
[White "Villegas, Franco"]
[Black "Castrignano, Nahuel"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2340"]
[BlackElo "1707"]
[PlyCount "63"]
[EventDate "2017.04.03"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Be3 Nf6 5. f3 a6 6. Qd2 b5 7. O-O-O Nbd7 8. e5
Ng8 9. Bf4 Bb7 10. Qe1 dxe5 11. dxe5 e6 12. Bd3 Ne7 13. Be4 Qc8 14. Bg5 Nxe5
15. Bxb7 Qxb7 16. Ne4 N5c6 17. g4 Rd8 18. Rxd8+ Nxd8 19. Qh4 Ndc6 20. Nf6+ Bxf6
21. Bxf6 Rg8 22. Qxh7 Qb6 23. Bg5 Qf2 24. Nh3 Qxf3 25. Rd1 f6 26. Bd2 Nd4 27.
Re1 Qxg4 28. Nf4 e5 29. Nd5 Nxd5 30. Qxg8+ Ke7 31. Qxd5 Qf5 32. Qxd4 1-0

[Event "Campeonato Argentino Sub 20 Absoluto"]
[Site "Concordia Entre Rios"]
[Date "2017.04.06"]
[Round "6.1"]
[White "Acosta, Martin Ezequiel"]
[Black "Villegas, Franco"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2094"]
[BlackElo "2340"]
[PlyCount "88"]
[EventDate "2017.04.03"]

1. e4 c5 2. Nf3 Nc6 3. Nc3 e6 4. Bb5 Nge7 5. O-O a6 6. Bxc6 Nxc6 7. d4 cxd4 8.
Nxd4 Be7 9. Be3 O-O 10. Qe2 Qc7 11. f4 b5 12. a3 Bb7 13. Nb3 Rac8 14. Rad1 b4
15. Na4 bxa3 16. Nb6 Rcd8 17. Nc4 Qb8 18. Bb6 Rde8 19. Rxd7 axb2 20. Rdd1 e5
21. f5 Ba8 22. Kh1 a5 23. Nc5 Nd4 24. Qg4 Qc8 25. c3 Bxc5 26. cxd4 exd4 27.
Bxc5 Rxe4 28. Rf4 Rxf4 29. Qxf4 Qxc5 30. Nxb2 Re8 31. Qf2 Qc6 32. h3 Re4 33.
Nd3 h6 34. Rc1 Qe8 35. Rc2 Re3 36. Nf4 d3 37. Rc3 Re1+ 38. Kh2 Bxg2 39. Qxg2
Re2 40. Nxe2 dxe2 41. Rc1 e1=Q 42. Rxe1 Qxe1 43. Qc2 h5 44. Qd3 h4 0-1

[Event "Campeonato Argentino Sub 20 Absoluto"]
[Site "Concordia Entre Rios"]
[Date "2017.04.06"]
[Round "6.2"]
[White "Castrignano, Nahuel"]
[Black "Rebot, Alejandro"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1707"]
[BlackElo "1573"]
[PlyCount "94"]
[EventDate "2017.04.03"]

1. c4 f5 2. Nc3 Nf6 3. Nf3 e6 4. g3 d5 5. cxd5 exd5 6. d4 Bd6 7. Bg2 c6 8. Bg5
O-O 9. Ne5 Nbd7 10. Bxf6 Qxf6 11. f4 Qe7 12. Qb3 Nf6 13. Bf3 a5 14. O-O Kh8 15.
Kg2 Be6 16. e3 Ne4 17. Qd1 Rf6 18. h4 Rg8 19. Rh1 Rc8 20. h5 c5 21. Rh2 cxd4
22. Bxe4 fxe4 23. exd4 Bb4 24. Ng6+ hxg6 25. hxg6+ Kg8 26. Qh5 Kf8 27. Qh8+ Bg8
28. Nxd5 Qe6 29. Nxf6 Qxf6 30. Qh3 Rc2+ 31. Kh1 Rxh2+ 32. Kxh2 Qxd4 33. Qc8+
Ke7 34. Qxb7+ Kf6 35. Qc6+ Be6 36. Rf1 Qd2+ 37. Kg1 Qd4+ 38. Kg2 Qd5 39. Rc1
e3+ 40. Qxd5 Bxd5+ 41. Kf1 Bf3 42. b3 Kxg6 43. a4 Kf5 44. g4+ Kxg4 45. f5 e2+
46. Kf2 e1=Q+ 47. Rxe1 Bxe1+ 0-1

[Event "Campeonato Argentino Sub 20 Absoluto"]
[Site "Concordia Entre Rios"]
[Date "2017.04.06"]
[Round "6.3"]
[White "Shon, Mariano"]
[Black "Lagar, Valentin Alejo"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1690"]
[BlackElo "2181"]
[PlyCount "80"]
[EventDate "2017.04.03"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. Nc3 f6 6. d3 Bd6 7. Be3 c5 8. Nd2
Ne7 9. h3 Be6 10. g4 Qd7 11. Qf3 O-O-O 12. O-O-O Nc6 13. Nc4 Be7 14. Qg2 b5 15.
Nd2 Nd4 16. Bxd4 cxd4 17. Ne2 Bxa2 18. f4 Be6 19. h4 Bxg4 20. Nf3 Bd6 21. Rde1
Bh5 22. fxe5 Bxf3 23. Qxf3 Bxe5 24. Nf4 Kb8 25. Rhg1 Rhf8 26. Qg4 Rf7 27. Nd5
c6 28. Nb4 Qd6 29. Na2 Rc7 30. Kd2 Rdc8 31. Ra1 c5 32. Ke2 c4 33. Nb4 Qxb4 34.
Rxa6 cxd3+ 35. Kf3 Qd2 36. Rb6+ Ka7 37. Ra6+ Kxa6 38. Qe6+ Rc6 39. Ra1+ Kb6 40.
Qa2 Qe2# 0-1

[Event "Campeonato Argentino Sub 20 Absoluto"]
[Site "Concordia Entre Rios"]
[Date "2017.04.06"]
[Round "6.4"]
[White "Rudenko, Matias"]
[Black "Acosta, Pablo Ismael"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1291"]
[BlackElo "2428"]
[PlyCount "54"]
[EventDate "2017.04.03"]

1. d4 Nf6 2. Nf3 c5 3. e3 e6 4. c3 b6 5. Nbd2 Bb7 6. Bd3 Be7 7. O-O Nc6 8. e4
d6 9. Re1 Qc7 10. e5 dxe5 11. dxe5 Nd5 12. c4 Ndb4 13. Bf1 O-O-O 14. a3 Nd3 15.
Bxd3 Rxd3 16. Qc2 Rhd8 17. Rb1 g5 18. h3 h5 19. Ne4 Rxf3 20. gxf3 Nd4 21. Qc3
Qxe5 22. Ng3 Nxf3+ 23. Kf1 Qxc3 24. bxc3 Nxe1 25. Kxe1 Bf3 26. Bb2 h4 27. Nf1
Bg2 0-1

[Event "Campeonato Argentino Sub 20 Absoluto"]
[Site "Concordia Entre Rios"]
[Date "2017.04.06"]
[Round "5.1"]
[White "Rudenko, Matias"]
[Black "Acosta, Martin Ezequiel"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1291"]
[BlackElo "2094"]
[PlyCount "36"]
[EventDate "2017.04.03"]

1. e4 e5 2. Nf3 d5 3. Bd3 Nf6 4. Nc3 d4 5. Ne2 Nbd7 6. O-O Bd6 7. c3 c5 8. cxd4
exd4 9. Ng3 O-O 10. Re1 Ne5 11. h3 Nxd3 12. Rf1 c4 13. Qc2 b5 14. b3 Be6 15.
Ne1 Nxe1 16. Rxe1 d3 17. Qd1 Bxg3 18. fxg3 Qd4+ 0-1

[Event "Campeonato Argentino Sub 20 Absoluto"]
[Site "Concordia Entre Rios"]
[Date "2017.04.06"]
[Round "5.2"]
[White "Acosta, Pablo Ismael"]
[Black "Shon, Mariano"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2428"]
[BlackElo "1690"]
[PlyCount "91"]
[EventDate "2017.04.03"]

1. d4 c5 2. d5 d6 3. c4 e5 4. dxe6 Bxe6 5. e3 Nf6 6. Nf3 g6 7. Nc3 Bg7 8. Ng5
Bd7 9. Qxd6 Na6 10. Be2 Bc6 11. Qxd8+ Rxd8 12. O-O O-O 13. f3 Nc7 14. Rb1 Nfe8
15. Nb5 h6 16. Nh3 a6 17. Nxc7 Nxc7 18. Nf4 b5 19. b3 Rd7 20. Nd3 Ne6 21. Bb2
Rfd8 22. Bxg7 Nxg7 23. Ne5 Rd6 24. Nxc6 Rxc6 25. cxb5 axb5 26. Bxb5 Rcd6 27. a4
Ne6 28. Rfc1 Rd2 29. a5 Nc7 30. Bf1 Nd5 31. Rd1 Nxe3 32. Rxd2 Rxd2 33. Ra1 Nxf1
34. Kxf1 Rd8 35. a6 Ra8 36. Ke2 Kf8 37. Kd3 Ke7 38. Kc4 Kd6 39. a7 Kc6 40. Ra6+
Kb7 41. Kb5 Rxa7 42. Rxa7+ Kxa7 43. Kxc5 Kb7 44. Kd6 f5 45. f4 h5 46. Ke6 1-0

[Event "Campeonato Argentino Sub 20 Absoluto"]
[Site "Concordia Entre Rios"]
[Date "2017.04.06"]
[Round "5.3"]
[White "Lagar, Valentin Alejo"]
[Black "Castrignano, Nahuel"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2181"]
[BlackElo "1707"]
[PlyCount "49"]
[EventDate "2017.04.03"]

1. e4 g6 2. d4 Bg7 3. c3 d6 4. Bd3 Nf6 5. Nf3 O-O 6. h3 Nc6 7. d5 Nb8 8. c4
Nbd7 9. Nc3 Nc5 10. Bc2 a5 11. Be3 Nfd7 12. O-O c6 13. Qd2 Ne5 14. Nxe5 Bxe5
15. Rad1 Nd7 16. Rfe1 c5 17. f4 Bg7 18. Bf2 Qb6 19. Ba4 Qb4 20. Bb5 Nb6 21. Qd3
Qxb2 22. e5 Bf5 23. Ne4 Bxe4 24. Qxe4 dxe5 25. Rb1 1-0

[Event "Campeonato Argentino Sub 20 Absoluto"]
[Site "Concordia Entre Rios"]
[Date "2017.04.06"]
[Round "5.4"]
[White "Rebot, Alejandro"]
[Black "Villegas, Franco"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1573"]
[BlackElo "2340"]
[PlyCount "58"]
[EventDate "2017.04.03"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. g3 O-O 6. Bg2 dxc4 7. O-O Nbd7 8.
Bf4 Nb6 9. Qd2 Nbd5 10. e4 Nxc3 11. Qxc3 Nxe4 12. Qxc4 Nd6 13. Qe2 Bg4 14. h3
Bxf3 15. Bxf3 Bxd4 16. Rfd1 c5 17. Rxd4 cxd4 18. Rd1 Re8 19. Be5 Qc8 20. Bxd4
e5 21. Bc3 Nf5 22. Qb5 e4 23. Bg4 e3 24. Re1 exf2+ 25. Kxf2 Rxe1 26. Kxe1 Qe6+
27. Kd1 Rd8+ 28. Kc1 Qe3+ 29. Kc2 Rd2+ 0-1

[Event "Campeonato Argentino Sub 20 Absoluto"]
[Site "Concordia Entre Rios"]
[Date "2017.04.03"]
[Round "1.1"]
[White "Castrignano, Nahuel"]
[Black "Acosta, Martin Ezequiel"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "1707"]
[BlackElo "2094"]
[PlyCount "124"]
[EventDate "2017.04.03"]
[EventRounds "7"]
[EventCountry "ARG"]

1. c4 Nf6 2. Nc3 g6 3. g3 c6 4. Bg2 d5 5. cxd5 cxd5 6. d4 Bg7 7. Nf3 O-O 8. O-O
Nc6 9. Ne5 e6 10. Nxc6 bxc6 11. Bg5 h6 12. Bxf6 Qxf6 13. e3 e5 14. Na4 exd4 15.
Qxd4 Qxd4 16. exd4 Bxd4 17. Rfd1 c5 18. Bxd5 Rb8 19. Rac1 Bg4 20. Rd2 Rfd8 21.
Bg2 Kg7 22. h3 Bf5 23. b3 Rdc8 24. g4 Be6 25. Rdc2 c4 26. bxc4 Rb4 27. Rd2
Rcxc4 28. Rxc4 Rxc4 29. Nb2 Rc1+ 30. Nd1 Bc3 31. Rd3 Be5 32. Bd5 Bc8 33. Kg2
Ba6 34. Rd2 Rc5 35. Ne3 Bf4 36. Kf3 Bg5 37. Ke4 Ra5 38. Rc2 Bxe3 39. fxe3 Bd3+
40. Kxd3 Rxd5+ 41. Ke4 Ra5 42. Kd4 f5 43. gxf5 gxf5 44. Kc4 Ra3 45. Re2 Kf6 46.
Kb4 Rd3 47. Kc4 Ra3 48. Kb4 Ra6 49. Kb5 Re6 50. Kc4 f4 51. Kd4 Rxe3 52. Rxe3
fxe3 53. Kxe3 Ke5 54. Kf3 h5 55. Kg3 Kf5 56. Kh4 Kg6 57. Kg3 Kg5 58. h4+ Kf5
59. Kf3 Ke5 60. Ke3 a6 61. a3 a5 62. a4 Kf6 1/2-1/2

[Event "Campeonato Argentino Sub 20 Absoluto"]
[Site "Concordia Entre Rios"]
[Date "2017.04.03"]
[Round "1.2"]
[White "Shon, Mariano"]
[Black "Villegas, Franco"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1690"]
[BlackElo "2340"]
[PlyCount "64"]
[EventDate "2017.04.03"]
[EventRounds "7"]
[EventCountry "ARG"]

1. e4 c5 2. b4 cxb4 3. Bb2 Nc6 4. Bc4 e6 5. Nf3 d5 6. exd5 exd5 7. Bb3 Nf6 8.
O-O Be7 9. a3 bxa3 10. Bxa3 O-O 11. Bxe7 Qxe7 12. Re1 Qd6 13. d3 Bg4 14. Nbd2
Rfe8 15. Ba4 a6 16. Qc1 b5 17. Rxe8+ Rxe8 18. Bb3 Bxf3 19. Nxf3 Ne5 20. Qd1
Nxf3+ 21. Qxf3 Qe5 22. Rf1 a5 23. Qg3 Qd4 24. Qd6 a4 25. Ba2 b4 26. h3 h6 27.
Bc4 a3 28. Bb5 Re2 29. Qb8+ Kh7 30. Qa8 Rxc2 31. Ba4 Rxf2 32. Rxf2 a2 0-1

[Event "Campeonato Argentino Sub 20 Absoluto"]
[Site "Concordia Entre Rios"]
[Date "2017.04.03"]
[Round "1.3"]
[White "Rudenko, Matias"]
[Black "Rebot, Alejandro"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1291"]
[BlackElo "1573"]
[PlyCount "106"]
[EventDate "2017.04.03"]
[EventRounds "7"]
[EventCountry "ARG"]

1. d4 d5 2. Nf3 Nf6 3. Bf4 Bg4 4. e3 e6 5. Be2 Nbd7 6. c3 Be7 7. Nbd2 O-O 8.
O-O Nh5 9. Bg3 Nxg3 10. hxg3 Bd6 11. Re1 e5 12. dxe5 Nxe5 13. Nxe5 Bxe2 14.
Rxe2 Bxe5 15. Nf3 Bf6 16. Rd2 c6 17. Rc1 Qb6 18. Qc2 g6 19. Qa4 Rfe8 20. Qf4
Bg7 21. Rcc2 Re4 22. Qd6 Rd8 23. Qa3 Bf8 24. Qb3 Qxb3 25. axb3 Be7 26. Rd3 a5
27. Nd2 Re6 28. Nf3 Re4 29. Nd2 Re6 30. Nf3 Bf6 31. Nd4 Bxd4 32. Rxd4 c5 33.
Rd3 Rb6 34. c4 d4 35. Rcd2 Rbd6 36. Kf1 f5 37. Ke2 Kf7 38. Rd1 Ke7 39. R1d2 h5
40. Rd1 g5 41. R1d2 h4 42. gxh4 gxh4 43. Rd1 dxe3 44. Rxd6 Rxd6 45. Rxd6 Kxd6
46. Kxe3 Ke5 47. f4+ Kf6 48. Kf3 Kg6 49. g3 h3 50. Kf2 Kh5 51. Kg1 Kg4 52. Kf2
b6 53. b4 cxb4 0-1

[Event "Campeonato Argentino Sub 20 Absoluto"]
[Site "Concordia Entre Rios"]
[Date "2017.04.03"]
[Round "1.4"]
[White "Acosta, Pablo Ismael"]
[Black "Lagar, Valentin Alejo"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2428"]
[BlackElo "2181"]
[PlyCount "68"]
[EventDate "2017.04.03"]
[EventRounds "7"]
[EventCountry "ARG"]

1. b3 d5 2. Bb2 Nf6 3. e3 Bg4 4. Be2 Bxe2 5. Qxe2 Nbd7 6. f4 c6 7. Nf3 g6 8. d3
Bg7 9. Nbd2 O-O 10. O-O Re8 11. Kh1 Nh5 12. Ne5 Nhf6 13. Ndf3 Nxe5 14. fxe5 Nd7
15. Ng5 Rf8 16. e4 h6 17. Nh3 Rc8 18. c4 g5 19. Ba3 a6 20. Nf2 b5 21. Qh5 f5
22. Qg6 Qe8 23. Qe6+ Rf7 24. Ng4 fxg4 25. Rxf7 Qxf7 26. Qxd7 Rf8 27. Rg1 dxc4
28. bxc4 g3 29. cxb5 axb5 30. Qxe7 gxh2 31. Qxf7+ Rxf7 32. Rc1 Rb7 33. Bb4 Rb6
34. e6 c5 1-0

[Event "Campeonato Argentino Sub 20 Absoluto"]
[Site "Concordia Entre Rios"]
[Date "2017.04.04"]
[Round "2.1"]
[White "Acosta, Martin Ezequiel"]
[Black "Lagar, Valentin Alejo"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2094"]
[BlackElo "2181"]
[PlyCount "47"]
[EventDate "2017.04.03"]
[EventRounds "7"]
[EventCountry "ARG"]

1. b3 Nf6 2. Bb2 g6 3. g3 Bg7 4. Bg2 O-O 5. d3 d6 6. e3 e5 7. Ne2 Nc6 8. h3 d5
9. O-O Bf5 10. Nd2 h5 11. a3 Qd7 12. Kh2 Rad8 13. Rb1 Rfe8 14. b4 Qd6 15. Kh1
e4 16. d4 Ne7 17. c4 dxc4 18. Qc2 b5 19. Nc3 Qd7 20. Kh2 Ned5 21. Ncxe4 Nxe4
22. Bxe4 Bxe4 23. Nxe4 Qf5 24. f3 0-1

[Event "Campeonato Argentino Sub 20 Absoluto"]
[Site "Concordia Entre Rios"]
[Date "2017.04.04"]
[Round "2.2"]
[White "Rebot, Alejandro"]
[Black "Acosta, Pablo Ismael"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1573"]
[BlackElo "2428"]
[PlyCount "100"]
[EventDate "2017.04.03"]
[EventRounds "7"]
[EventCountry "ARG"]

1. d4 Nf6 2. c4 b6 3. Nc3 Bb7 4. Bg5 e6 5. e3 Be7 6. Nf3 h6 7. Bh4 d6 8. Be2 g5
9. Bg3 g4 10. Nd2 Bxg2 11. Rg1 Bh3 12. d5 e5 13. Bh4 h5 14. Bxf6 Bxf6 15. Nde4
Bh4 16. Qc2 a5 17. Nb5 Na6 18. a3 Qd7 19. Ng3 Nc5 20. Bd3 a4 21. Bf5 Qe7 22.
O-O-O Bxg3 23. hxg3 Ra5 24. f4 Rxb5 25. cxb5 e4 26. Qc3 Rh6 27. Qg7 Qf8 28.
Qxf8+ Kxf8 29. Kc2 Rf6 30. Bc8 Ke8 31. Rd4 Kd8 32. Ba6 Rh6 33. Rd2 h4 34. Rdd1
hxg3 35. Rxg3 Rh5 36. Kc3 Rh8 37. Kc2 Ke7 38. Rb1 Ra8 39. Kc3 f5 40. Rh1 Nxa6
41. bxa6 Rxa6 42. Rc1 Ra5 43. Kb4 Kd7 44. Rd1 Kc8 45. Rgg1 Kb7 46. Rd4 Rc5 47.
Rgd1 Bg2 48. Kxa4 Bf3 49. R1d2 Rc1 50. Kb5 g3 0-1

[Event "Campeonato Argentino Sub 20 Absoluto"]
[Site "Concordia Entre Rios"]
[Date "2017.04.04"]
[Round "2.3"]
[White "Villegas, Franco"]
[Black "Rudenko, Matias"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2340"]
[BlackElo "1291"]
[PlyCount "41"]
[EventDate "2017.04.03"]
[EventRounds "7"]
[EventCountry "ARG"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. O-O Be7 5. c3 Bd7 6. d4 exd4 7. cxd4 Nf6 8.
Nc3 O-O 9. h3 h6 10. a3 a6 11. Bd3 Re8 12. Re1 Bf8 13. Bc2 Qc8 14. Qd3 Nh7 15.
Bf4 g6 16. Qd2 Qd8 17. Bxh6 Bxh6 18. Qxh6 Qe7 19. Nd5 Qd8 20. Rad1 Rc8 21. e5
1-0

[Event "Campeonato Argentino Sub 20 Absoluto"]
[Site "Concordia Entre Rios"]
[Date "2017.04.04"]
[Round "2.4"]
[White "Castrignano, Nahuel"]
[Black "Shon, Mariano"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1707"]
[BlackElo "1690"]
[PlyCount "99"]
[EventDate "2017.04.03"]
[EventRounds "7"]
[EventCountry "ARG"]

1. c4 d5 2. cxd5 Qxd5 3. Nc3 Qa5 4. d4 c6 5. Nf3 Nf6 6. e3 Bg4 7. Qb3 Qb6 8.
Qxb6 axb6 9. Ne5 Bf5 10. Bc4 e6 11. f3 Nbd7 12. e4 Bg6 13. h4 Bd6 14. Nxd7 Bg3+
15. Ke2 Kxd7 16. Rh3 Nh5 17. Rxg3 Nxg3+ 18. Kf2 b5 19. Bd3 f5 20. Kxg3 fxe4 21.
Nxe4 b6 22. Bf4 Ra7 23. Be5 Rha8 24. a3 b4 25. Bc2 Ra5 26. a4 R5a7 27. Bxg7
Bxe4 28. Bxe4 Rg8 29. Rc1 Rxg7+ 30. Kf2 Rc7 31. g4 h6 32. Rc4 c5 33. Ke3 cxd4+
34. Rxd4+ Kc8 35. Rxb4 Ra7 36. b3 Kc7 37. Kf4 Ra5 38. Rc4+ Rc5 39. Rxc5+ bxc5
40. Ke5 Kd7 41. Bd3 Ke7 42. Bc4 Rg6 43. a5 Rg8 44. a6 Ra8 45. f4 Rd8 46. Bxe6
Rd1 47. Bc4 Ra1 48. Kd5 Ra5 49. Kc6 Kd8 50. Kb7 1-0

[Event "Campeonato Argentino Sub 20 Absoluto"]
[Site "Concordia Entre Rios"]
[Date "2017.04.04"]
[Round "3.1"]
[White "Shon, Mariano"]
[Black "Acosta, Martin Ezequiel"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1690"]
[BlackElo "2094"]
[PlyCount "78"]
[EventDate "2017.04.03"]

1. d4 Nf6 2. Bf4 g6 3. e3 Bg7 4. Nd2 d6 5. Ngf3 Nc6 6. Bb5 O-O 7. O-O Bd7 8. h3
a6 9. Bd3 Re8 10. c3 e5 11. Bg5 h6 12. Bxf6 Qxf6 13. d5 Nd8 14. Nh2 Qg5 15.
Nhf3 Qe7 16. e4 f5 17. exf5 gxf5 18. Bc2 Qf7 19. Bb3 b5 20. Nh4 Bf6 21. Nhf3
Qg7 22. c4 f4 23. Ne4 Be7 24. Kh2 Kh8 25. Rg1 Bf5 26. Bc2 Qg6 27. Qe2 Qh5 28.
cxb5 axb5 29. Qxb5 Nf7 30. Qc6 Rg8 31. Qxc7 Bd8 32. Qc6 Rc8 33. Qa4 Be7 34.
Nxd6 Bxd6 35. Bxf5 Qxf5 36. Qd1 e4 37. Qd4+ Kh7 38. Nd2 Ng5 39. h4 Qg4 0-1

[Event "Campeonato Argentino Sub 20 Absoluto"]
[Site "Concordia Entre Rios"]
[Date "2017.04.04"]
[Round "3.2"]
[White "Rudenko, Matias"]
[Black "Castrignano, Nahuel"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1291"]
[BlackElo "1707"]
[PlyCount "66"]
[EventDate "2017.04.03"]

1. e4 g6 2. d4 d6 3. Nf3 Bg7 4. Nc3 Nf6 5. Bd3 O-O 6. O-O Nbd7 7. Bd2 c5 8.
dxc5 Nxc5 9. Re1 a6 10. a4 Ng4 11. h3 Ne5 12. Be2 f5 13. exf5 Bxf5 14. Qc1 Qd7
15. Kh2 Nxf3+ 16. Bxf3 Bxh3 17. Bd5+ Be6 18. Bxe6+ Nxe6 19. Rxe6 Qxe6 20. Qe1
Qxe1 21. Bxe1 Rf5 22. Rd1 Bxc3 23. bxc3 Rc8 24. Rb1 b5 25. axb5 Rxb5 26. Ra1
Rh5+ 27. Kg1 Rb8 28. Kf1 Rb2 29. Rc1 a5 30. c4 a4 31. Bc3 Rh1+ 32. Ke2 Rxc1 33.
Bxb2 Rxc2+ 0-1

[Event "Campeonato Argentino Sub 20 Absoluto"]
[Site "Concordia Entre Rios"]
[Date "2017.04.04"]
[Round "3.3"]
[White "Acosta, Pablo Ismael"]
[Black "Villegas, Franco"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2428"]
[BlackElo "2340"]
[PlyCount "47"]
[EventDate "2017.04.03"]

1. d4 Nf6 2. Bg5 Ne4 3. Bf4 g5 4. Be5 f6 5. e3 h5 6. Be2 g4 7. Bd3 d5 8. Bf4
Rg8 9. c4 c6 10. cxd5 cxd5 11. Bxe4 dxe4 12. Qb3 Qa5+ 13. Nc3 Rg6 14. Bxb8 Rxb8
15. Nge2 f5 16. Nf4 Rb6 17. Qg8 Rxb2 18. O-O Qxc3 19. Ng6 Kd8 20. Qxf8+ Kc7 21.
Qxe7+ Bd7 22. Qe5+ Kc8 23. Ne7+ Kd8 24. Nd5 1-0

[Event "Campeonato Argentino Sub 20 Absoluto"]
[Site "Concordia Entre Rios"]
[Date "2017.04.04"]
[Round "3.4"]
[White "Lagar, Valentin Alejo"]
[Black "Rebot, Alejandro"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2181"]
[BlackElo "1573"]
[PlyCount "77"]
[EventDate "2017.04.03"]

1. e4 e5 2. Bc4 Nc6 3. Nf3 Nf6 4. d3 Be7 5. O-O O-O 6. Re1 d6 7. a4 a5 8. Nbd2
Nd7 9. c3 Nb6 10. Bb3 Bf6 11. Nf1 d5 12. exd5 Nxd5 13. Ng3 g6 14. Bh6 Re8 15.
d4 Bg7 16. Bxg7 Kxg7 17. dxe5 Nf4 18. Qxd8 Rxd8 19. h3 Nd3 20. Re2 Re8 21. Rd1
Ndxe5 22. Nd4 Bd7 23. f4 Nxd4 24. Rxd4 Nf3+ 25. gxf3 Bxh3 26. Rde4 Be6 27. Bxe6
fxe6 28. Rxe6 Rxe6 29. Rxe6 Kf7 30. Re5 b6 31. Rd5 Ke6 32. Rd4 Ke7 33. Kf2 c5
34. Rd5 Rd8 35. Rxd8 Kxd8 36. f5 Kd7 37. fxg6 hxg6 38. Ke3 Kd6 39. Kf4 1-0

[Event "Campeonato Argentino Sub 20 Absoluto"]
[Site "Concordia Entre Rios"]
[Date "2017.04.05"]
[Round "4.1"]
[White "Acosta, Martin Ezequiel"]
[Black "Rebot, Alejandro"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2094"]
[BlackElo "1573"]
[PlyCount "40"]
[EventDate "2017.04.03"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Be7 7. c4 Bg4 8. O-O
O-O 9. h3 Bh5 10. cxd5 Ng5 11. Bxg5 Bxg5 12. Nc3 c6 13. Re1 cxd5 14. Re5 Bxf3
15. Qxf3 Nc6 16. Rxd5 Qf6 17. Qh5 h6 18. Ne4 Qe6 19. Rb5 Nxd4 20. Nxg5 Qf6 1-0

[Event "Campeonato Argentino Sub 20 Absoluto"]
[Site "Concordia Entre Rios"]
[Date "2017.04.05"]
[Round "4.2"]
[White "Villegas, Franco"]
[Black "Lagar, Valentin Alejo"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2340"]
[BlackElo "2181"]
[Annotator "Luis"]
[PlyCount "81"]
[EventDate "2017.04.03"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O b5 6. Bb3 Bc5 7. c3 d6 8. a4
Rb8 9. Re1 O-O 10. d4 Bb6 11. Bg5 h6 12. Bh4 exd4 13. Nxd4 Ne5 14. Kh1 Nfg4 15.
Bg3 c5 16. a5 Ba7 17. f3 cxd4 18. cxd4 Nc6 19. fxg4 Nxd4 20. Ba2 b4 21. Nd2 Be6
22. Nc4 b3 23. Bxd6 Bxc4 24. Bxb8 Qxb8 25. Bb1 Qe5 26. Qc1 Be2 27. Qc3 Bb8 28.
Qg3 Qf6 29. Qh3 Qf4 30. g5 Bg4 31. Qg3 Qxg3 32. hxg3 Bxg3 33. Re3 Bf2 34. Rc3
hxg5 35. Bd3 g6 36. Rf1 Bg3 37. Bxa6 Bf4 38. Bc4 Be2 39. Rf2 Bxc4 40. Rxc4 Ra8
41. Rc5 {tiempo.} 1-0

[Event "Campeonato Argentino Sub 20 Absoluto"]
[Site "Concordia Entre Rios"]
[Date "2017.04.05"]
[Round "4.3"]
[White "Castrignano, Nahuel"]
[Black "Acosta, Pablo Ismael"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1707"]
[BlackElo "2428"]
[PlyCount "103"]
[EventDate "2017.04.03"]

1. c4 c5 2. Nc3 g6 3. Nf3 Bg7 4. g3 Nc6 5. Bg2 e6 6. O-O Nge7 7. e3 d5 8. cxd5
exd5 9. d4 cxd4 10. Nxd4 O-O 11. Nb3 Be6 12. Nc5 Kh8 13. Nxb7 Qb6 14. Nd6 a6
15. Nxd5 Bxd5 16. Bxd5 Rad8 17. Bxc6 Nxc6 18. Nc4 Rxd1 19. Nxb6 Rfd8 20. Rb1 g5
21. Nc4 g4 22. b3 Rxf1+ 23. Kxf1 Rd1+ 24. Ke2 Rh1 25. Nd2 Rxh2 26. Bb2 Nb4 27.
Bxg7+ Kxg7 28. a3 Na2 29. Ne4 f5 30. Ra1 fxe4 31. Rxa2 Rh1 32. Kd2 Kf6 33. Kc3
h5 34. a4 a5 35. b4 axb4+ 36. Kxb4 Rb1+ 37. Kc3 Ke5 38. a5 Rc1+ 39. Kb3 Rb1+
40. Kc2 Rf1 41. Kb3 Rb1+ 42. Kc4 Rc1+ 43. Kb5 Rb1+ 44. Kc6 Rc1+ 45. Kd7 Rd1+
46. Ke7 Rc1 47. a6 Rc7+ 48. Kd8 Ra7 49. Kc8 Kd6 50. Kb8 Rh7 51. a7 Kc5 52. a8=Q
1-0

[Event "Campeonato Argentino Sub 20 Absoluto"]
[Site "Concordia Entre Rios"]
[Date "2017.04.05"]
[Round "4.4"]
[White "Shon, Mariano"]
[Black "Rudenko, Matias"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1690"]
[BlackElo "1291"]
[PlyCount "89"]
[EventDate "2017.04.03"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. h3 Be7 5. O-O Nf6 6. d3 h6 7. Be3 O-O 8. a3 a6
9. Bc4 Be6 10. Bxe6 fxe6 11. c3 d5 12. Nbd2 d4 13. cxd4 exd4 14. Bf4 Nh7 15.
Bh2 Ng5 16. Nxg5 Bxg5 17. f4 Be7 18. Nf3 Rf7 19. Rc1 Qd7 20. Rxc6 bxc6 21. Ne5
Qe8 22. Nxf7 Qxf7 23. Qb3 Rf8 24. Qc4 Bg5 25. f5 exf5 26. Qxf7+ Rxf7 27. Rxf5
Rxf5 28. exf5 Bd8 29. Kf2 Bg5 30. b3 Be7 31. a4 Bb4 32. Bxc7 a5 33. Kf3 Kf7 34.
Ke4 c5 35. g4 Ke7 36. Kd5 Kf6 37. Bd6 g6 38. fxg6 Kxg6 39. Bxc5 Bc3 40. Bxd4
Bb4 41. h4 h5 42. gxh5+ Kxh5 43. Bf6 Kg6 44. Bd8 Kh5 45. d4 1-0