[Event "IRT LCX - Biblioteca Municipal"]
[Site "Campinas SP - Brazil"]
[Date "2011.08.27"]
[Round "1"]
[White "Pozza, Thiago Souza"]
[Black "Goncalves M, Marcus Vinicius"]
[Result "0-1"]
[ECO "B38"]
[WhiteElo "1760"]
[BlackElo "1909"]
[Annotator "Carlos Alejandro Martinez / Guilherme Borelli"]
[PlyCount "94"]
[EventDate "2011.08.27"]
[EventType "tourn"]
[EventRounds "14"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 c5 3. Nf3 g6 4. Nc3 Bg7 (4... cxd4 $5) 5. e4 cxd4 6. Nxd4 d6 7.
Be2 Nc6 8. Be3 O-O 9. O-O Nxd4 10. Bxd4 b6 $14 11. f4 Bb7 12. e5 $6 (12. Qd3
$14) 12... dxe5 13. Bxe5 (13. fxe5 Nd7 $17) 13... e6 (13... Qc8 $15) 14. Bf3 (
14. Qe1) 14... Qc8 15. Bxb7 Qxb7 16. Qf3 $2 (16. Qe2 $14) 16... Qxf3 17. Rxf3
$15 Rfd8 18. Rff1 $6 (18. Rd1 $11) 18... Ng4 $1 19. Bxg7 Kxg7 20. Rfd1 Ne3 $17
21. Rxd8 Rxd8 22. b3 Rd2 $17 23. g3 h5 24. Re1 Rd3 25. Ne4 $15 Nc2 26. Re2 $6 (
{Era melhor} 26. Rc1 $15) 26... Nd4 27. Rf2 h4 $5 28. gxh4 Nf3+ 29. Kf1 Nxh4
$15 30. Ke2 Rd4 31. Nc3 a6 $6 (31... Kf6 $5) 32. Na4 b5 33. cxb5 axb5 34. Nc3
b4 35. Nb1 Nf5 $17 36. Nd2 Nd6 37. Ke3 Nb5 $6 (37... Nf5+ $1 $14) 38. Rf1 Rd8
39. Nc4 Nc3 40. a4 bxa3 41. Nxa3 Rb8 $19 42. Kd4 Rxb3 43. Nc4 Nd5 44. h4 $2 Rh3
45. Ke5 Ne3 46. Nxe3 Rxe3+ 47. Kd4 Rh3 0-1

[Event "IRT LCX - Biblioteca Municipal"]
[Site "Campinas SP - Brazil"]
[Date "2011.08.27"]
[Round "1"]
[White "Mecking, Henrique"]
[Black "Martínez, Carlos Alejandro"]
[Result "1-0"]
[ECO "E81"]
[WhiteElo "2578"]
[BlackElo "2501"]
[Annotator "Carlos Alejandro Martinez / Guilherme Borelli"]
[PlyCount "59"]
[EventDate "2011.08.27"]
[EventType "tourn"]
[EventRounds "14"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Be3 Na6 7. Qd2 c5 8. Nge2
cxd4 9. Nxd4 Nc5 10. Be2 Bd7 (10... b6 $142) 11. O-O $14 Qb8 (11... Rc8) (11...
b6) 12. Rfd1 Rc8 13. Rac1 $14 a6 14. Bf1 (14. Nd5 $1 Nxd5 15. cxd5 $16) 14...
Ne6 15. Nb3 (15. Nxe6 Bxe6 16. Nd5 Bxd5 17. cxd5 $16) 15... b5 16. Nd5 Nxd5 17.
cxd5 Nd8 18. Na5 Nb7 19. Rxc8+ Bxc8 $16 20. Nc6 Qc7 21. Rc1 Nd8 22. Na7 $1 Qd7
23. Qa5 $1 $18 Nb7 24. Qb6 Nc5 25. Nxc8 Rxc8 (25... Bxb2 $5 26. Rc2 Be5 27.
Nxd6 exd6 28. Bxc5 dxc5 29. Qxc5 $18) 26. b4 Na4 27. Qxa6 Rxc1 28. Bxc1 Bd4+
29. Kh1 Nc3 30. Bh6 1-0

[Event "IRT LCX - Biblioteca Municipal"]
[Site "Campinas SP - Brazil"]
[Date "2011.08.27"]
[Round "1"]
[White "Haelvoet, Guilherme"]
[Black "Cardoso, Matheus Santos"]
[Result "0-1"]
[ECO "E97"]
[BlackElo "1709"]
[Annotator "Carlos Alejandro Martinez / Guilherme Borelli"]
[PlyCount "58"]
[EventDate "2011.08.27"]
[EventType "tourn"]
[EventRounds "14"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O Nc6 8. d5
Ne7 9. b4 Ne8 10. c5 f5 11. Nd2 f4 (11... a5 $1 $15) 12. f3 Rf7 (12... a5 $5)
13. Qb3 $14 (13. Nc4) 13... Bf8 14. a4 Rg7 15. Nc4 $16 Kh8 16. Bb2 h5 17. Nb5 (
17. cxd6 cxd6 18. Rfc1 $16) 17... Kh7 18. cxd6 cxd6 19. Rac1 a6 20. Nbxd6 Nxd6
21. b5 Nxc4 22. Rxc4 Rg8 23. Bxe5 g5 24. Bc7 Qe8 25. d6 Ng6 26. Rc3 Ne5 27. Bc4
Nxc4 28. Rxc4 Be6 29. e5 Qd7 0-1

[Event "IRT LCX - Biblioteca Municipal"]
[Site "Campinas SP - Brazil"]
[Date "2011.08.27"]
[Round "1"]
[White "Goncalves Machado, Henrique"]
[Black "Santos Junior, Luiz Sergio"]
[Result "0-1"]
[ECO "D87"]
[WhiteElo "1717"]
[BlackElo "1680"]
[Annotator "Carlos Alejandro Martinez / Guilherme Borelli"]
[PlyCount "70"]
[EventDate "2011.08.27"]
[EventType "tourn"]
[EventRounds "14"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Bc4 O-O 8.
Be3 c5 9. Ne2 Nc6 10. O-O Qc7 11. Rc1 Rd8 12. d5 Na5 13. Bd3 b6 14. c4 Ba6 15.
Qc2 Qd7 16. f4 Nc6 17. Qb3 Rac8 18. Bf2 Nb4 19. Bb1 b5 20. cxb5 Bxb5 21. Rfd1
$2 (21. Rfe1) 21... Bxe2 22. Rd2 Qb5 23. a3 Na6 24. Qe3 Bc4 25. f5 Bd4 26. Qg3
Bxf2+ 27. Qxf2 Nc7 28. Rb2 Qa6 29. Rbc2 Bd3 30. Rxc5 Bxb1 31. Rxb1 Ne8 32. Rxc8
Rxc8 33. h3 Qxa3 34. fxg6 hxg6 35. Rf1 Qc5 0-1

[Event "IRT LCX - Biblioteca Municipal"]
[Site "Campinas SP - Brazil"]
[Date "2011.08.28"]
[Round "2"]
[White "Goncalves M, Marcus Vinicius"]
[Black "Santos Junior, Luiz Sergio"]
[Result "1-0"]
[ECO "E94"]
[WhiteElo "1909"]
[BlackElo "1680"]
[Annotator "Carlos Alejandro Martinez / Guilherme Borelli"]
[PlyCount "79"]
[EventDate "2011.08.27"]
[EventType "tourn"]
[EventRounds "14"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 O-O 5. e4 d6 6. Be2 e5 7. d5 Nbd7 8. O-O
h6 9. Nd2 Nh7 10. b4 f5 11. f3 f4 12. Qb3 g5 13. a4 Ndf6 14. c5 g4 15. Bb2 $14
g3 16. Nb5 Nh5 17. Rfc1 gxh2+ 18. Kxh2 Qh4+ 19. Kg1 Ng3 20. Bf1 (20. Qd3) 20...
Bf6 21. cxd6 $2 (21. Bd3) 21... Qh1+ 22. Kf2 Bh4 $19 23. dxc7 Nxf1+ 24. Ke2
Qxg2+ 25. Kd3 Qxd2+ 26. Kc4 Ne3+ 27. Kc5 b6+ (27... Rf6) 28. Kc6 Rf6+ 29. d6+
Be6 30. Qc3 Qxc3+ $2 (30... Bd5+ 31. exd5 Qxd5+ 32. Kd7 Rf7#) 31. Bxc3 $19 Nc4
32. Be1 Bxe1 33. Rxe1 a6 34. Nc3 Nf8 (34... Bc8) 35. Nd5 Bxd5+ 36. Kxd5 Rxd6+
37. Kxc4 Rc6+ 38. Kb3 Rxc7 39. Rec1 Kf7 40. Rxc7+ 1-0

[Event "IRT LCX - Biblioteca Municipal"]
[Site "Campinas SP - Brazil"]
[Date "2011.08.28"]
[Round "2"]
[White "Cardoso, Matheus Santos"]
[Black "Goncalves Machado, Henrique"]
[Result "1-0"]
[ECO "E38"]
[WhiteElo "1709"]
[BlackElo "1717"]
[Annotator "Carlos Alejandro Martinez / Guilherme Borelli"]
[PlyCount "55"]
[EventDate "2011.08.27"]
[EventType "tourn"]
[EventRounds "14"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5 5. dxc5 Na6 6. a3 Bxc3+ 7. Qxc3 Nxc5 8.
b4 Nce4 9. Qd4 d6 10. f3 $18 e5 11. Qd3 Bf5 12. fxe4 Bxe4 13. Qd2 Rc8 14. e3
O-O 15. Nf3 b5 16. Be2 (16. cxb5) 16... Bxf3 17. Bxf3 bxc4 18. Bb2 Re8 (18...
Ne4 $5) 19. O-O d5 20. Rad1 Qe7 21. Bxd5 Red8 $2 (21... c3 $1 $11) 22. e4 Nxe4
23. Bxf7+ Kh8 24. Qe3 Rxd1 25. Rxd1 Qxf7 26. Qxe4 c3 27. Bxc3 h6 28. Qxe5 1-0

[Event "IRT LCX - Biblioteca Municipal"]
[Site "Campinas SP - Brazil"]
[Date "2011.08.28"]
[Round "2"]
[White "Martínez, Carlos Alejandro"]
[Black "Haelvoet, Guilherme"]
[Result "1-0"]
[ECO "A41"]
[WhiteElo "2501"]
[Annotator "Carlos Alejandro Martinez / Guilherme Borelli"]
[PlyCount "63"]
[EventDate "2011.08.27"]
[EventType "tourn"]
[EventRounds "14"]
[EventCountry "BRA"]

1. c4 d6 2. d4 c5 3. dxc5 Qa5+ 4. Nc3 Qxc5 5. e4 Nf6 6. Be3 Qa5 7. f3 (7. Qd2
Ng4) 7... g6 8. Bd3 Bg7 9. Nge2 O-O 10. Qd2 Be6 11. Nf4 $1 Bd7 12. Ncd5 (12.
Nfd5 $5) 12... Qxd2+ 13. Kxd2 $11 Nc6 14. Rac1 Nxd5 $2 (14... Rfc8) 15. cxd5
Ne5 16. Rc7 $16 b6 17. Ba6 $5 e6 18. Rhc1 Bh6 $5 19. dxe6 fxe6 20. Nd3 $16
Bxe3+ 21. Kxe3 Nxd3 22. Kxd3 $18 {Brancas com vantagens decissiva.} Rf7 23. Ke3
g5 24. Rd1 $18 Ba4 25. Rxf7 Kxf7 26. Rxd6 Ke7 27. e5 Rd8 28. Rxd8 Kxd8 29. Bd3
h6 30. f4 Ke7 31. fxg5 hxg5 32. Kf3 1-0

[Event "IRT LCX - Biblioteca Municipal"]
[Site "Campinas SP - Brazil"]
[Date "2011.08.28"]
[Round "2"]
[White "Pozza, Thiago Souza"]
[Black "Mecking, Henrique"]
[Result "0-1"]
[ECO "E20"]
[WhiteElo "1760"]
[BlackElo "2578"]
[Annotator "Carlos Alejandro Martinez / Guilherme Borelli"]
[PlyCount "58"]
[EventDate "2011.08.27"]
[EventType "tourn"]
[EventRounds "14"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Bd2 d5 5. e3 O-O 6. Nf3 b6 7. cxd5 exd5 8. Bd3
Bb7 9. O-O a6 10. Rc1 Bd6 11. Na4 (11. Nh4 g6 12. Nf3 c5 $15) 11... Qe7 12. a3
Nbd7 13. b4 (13. Nh4 $5) 13... Ne4 $15 14. Be1 f5 (14... a5 $142) 15. Qb3 Rab8
(15... Ndf6 $15) 16. Bb1 Kh8 (16... Ndf6) 17. Nd2 g6 (17... c5 $1) 18. f4 g5 (
18... Nxd2) 19. Nxe4 fxe4 20. f5 (20. Nc3) 20... Nf6 $15 21. Qd1 Rf7 (21... a5
$5) 22. Ba2 h5 23. h3 Rg8 24. g4 Rh7 $19 25. Rf2 hxg4 26. hxg4 Rh3 $19 27. Rcc2
Qh7 28. Rg2 Rh1+ 29. Kf2 Qh3 0-1

[Event "IRT LCX - Biblioteca Municipal"]
[Site "Campinas SP - Brazil"]
[Date "2011.08.29"]
[Round "3"]
[White "Mecking, Henrique"]
[Black "Goncalves M, Marcus Vinicius"]
[Result "1-0"]
[ECO "A67"]
[WhiteElo "2578"]
[BlackElo "1909"]
[Annotator "Carlos Alejandro Martinez / Guilherme Borelli"]
[PlyCount "45"]
[EventDate "2011.08.27"]
[EventType "tourn"]
[EventRounds "14"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6 7. f4 Bg7 8. Bb5+
Nfd7 9. Bd3 a6 10. a4 O-O 11. Nf3 Re8 12. O-O Qc7 (12... Qa5 13. Ra3 c4) 13.
Qb3 Nf6 14. e5 $1 dxe5 15. fxe5 (15. Nxe5) 15... Ng4 16. d6 Qa5 $6 (16... Qd7
17. Nd5 $18) 17. Bc4 $18 Rf8 (17... Nxe5 18. Nxe5 Rxe5 19. Bxf7+ $18) 18. e6
Bxe6 19. Bxe6 c4 20. Bxc4 b5 21. Bd5 Qb6+ 22. Kh1 Ra7 23. Ne4 1-0

[Event "IRT LCX - Biblioteca Municipal"]
[Site "Campinas SP - Brazil"]
[Date "2011.08.29"]
[Round "3"]
[White "Haelvoet, Guilherme"]
[Black "Pozza, Thiago Souza"]
[Result "0-1"]
[ECO "D93"]
[BlackElo "1760"]
[Annotator "Carlos Alejandro Martinez / Guilherme Borelli"]
[PlyCount "146"]
[EventDate "2011.08.27"]
[EventType "tourn"]
[EventRounds "14"]
[EventCountry "BRA"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Bf4 g6 5. Nf3 Bg7 6. e3 O-O 7. cxd5 cxd5 8. Bd3
Nc6 9. O-O Re8 10. a3 Nh5 11. Bg5 Bf6 12. Bxf6 Nxf6 $14 13. Rc1 (13. b4) (13.
h3) 13... Bg4 14. h3 Bxf3 15. Qxf3 e5 $5 16. dxe5 Nxe5 17. Qe2 Nxd3 (17... d4)
18. Qxd3 a6 19. Rfd1 b5 20. Nxd5 Nxd5 21. Qxd5 Qxd5 22. Rxd5 $18 Red8 23. Rcd1
Rxd5 24. Rxd5 Kf8 25. Rd6 Ke7 26. Rb6 $16 Ra7 27. f4 f5 (27... Rd7 $5 28. Rxa6
Rd2 29. b4 Re2 $16) 28. g4 Rd7 29. Rxa6 $18 Rd1+ 30. Kf2 Rd2+ 31. Kf3 Rxb2 32.
Ra7+ Kf6 33. Rxh7 Ra2 34. Rb7 Rxa3 35. Rxb5 Ra1 36. Rb6+ (36. Rb7) 36... Kg7
37. gxf5 (37. Rb7+ Kf6 38. g5+ Ke6 39. Rg7) 37... gxf5 38. Re6 Kf7 39. Re5 Kf6
$18 40. Kg3 Rg1+ 41. Kh4 Rg8 42. Rb5 Rh8+ 43. Kg3 Rg8+ 44. Kf2 Rh8 45. Rb6+ Ke7
46. Kg3 Rd8 47. Rh6 Rg8+ 48. Kh4 Rg1 $18 49. Kh5 Kf7 50. Rc6 Rg3 51. h4 Rg8 52.
Rc7+ Kf6 53. Kh6 Rh8+ 54. Rh7 Re8 55. h5 Rxe3 (55... Rb8 $1 $11) 56. Rg7 Rf3
57. Kh7 Rxf4 58. Kg8 Ra4 59. Rg6+ Ke5 60. Rg7 Rh4 $19 61. Rh7 Kf6 62. Kf8 f4
63. h6 Kg6 64. Rg7+ Kxh6 65. Rf7 Kg5 66. Rg7+ Kf5 67. Rf7+ Ke4 68. Re7+ Kf3 69.
Rf7 Kf2 70. Ke7 f3 71. Kd6 Ke3 72. Re7+ Re4 73. Rf7 f2 0-1

[Event "IRT LCX - Biblioteca Municipal"]
[Site "Campinas SP - Brazil"]
[Date "2011.08.29"]
[Round "3"]
[White "Goncalves Machado, Henrique"]
[Black "Martínez, Carlos Alejandro"]
[Result "0-1"]
[ECO "D91"]
[WhiteElo "1717"]
[BlackElo "2501"]
[Annotator "Carlos Alejandro Martinez / Guilherme Borelli"]
[PlyCount "50"]
[EventDate "2011.08.27"]
[EventType "tourn"]
[EventRounds "14"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. Bg5 Ne4 6. cxd5 Nxc3 7. bxc3 Qxd5 8.
e3 Bg4 9. Bf4 Nc6 10. Be2 O-O-O 11. O-O e5 12. Bg3 e4 13. Nd2 Bxe2 14. Qxe2 f5
(14... h5 $5) 15. c4 Qf7 16. Rab1 $14 g5 17. Nb3 $6 (17. d5) (17. f3) 17... h5
$1 18. h3 (18. d5 $5 h4 19. dxc6 bxc6 20. Nc5 hxg3 21. fxg3 $18) 18... h4 19.
Bh2 $6 (19. d5) 19... g4 20. hxg4 (20. d5) 20... h3 21. Nc5 $2 (21. f3 fxg4 22.
fxe4 $14) 21... hxg2 22. Kxg2 Bxd4 $1 $19 23. exd4 Qh7 24. Rh1 Qh3+ 25. Kg1
Nxd4 0-1

[Event "IRT LCX - Biblioteca Municipal"]
[Site "Campinas SP - Brazil"]
[Date "2011.08.29"]
[Round "3"]
[White "Santos Junior, Luiz Sergio"]
[Black "Cardoso, Matheus Santos"]
[Result "1-0"]
[ECO "B34"]
[WhiteElo "1680"]
[BlackElo "1709"]
[Annotator "Carlos Alejandro Martinez / Guilherme Borelli"]
[PlyCount "69"]
[EventDate "2011.08.27"]
[EventType "tourn"]
[EventRounds "14"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 Nf6 7. Nxc6 bxc6 8.
e5 Ng8 (8... Nd5) 9. f4 e6 10. Bc4 Ne7 11. Ne4 Nf5 12. Bc5 (12. Bf2 $16) 12...
Bxe5 13. Nd6+ Bxd6 14. Bxd6 Qh4+ 15. Ke2 Nxd6 16. Qxd6 Qe7 (16... Qg4+) 17. Qe5
O-O 18. Rhd1 d5 19. Bb3 f6 $17 20. Qe3 e5 21. Kd2 Qb4+ 22. c3 (22. Kc1) 22...
Qxf4 23. Qxf4 exf4 24. Re1 Kf7 $19 25. Re4 Ba6 26. Rxf4 Rfe8 27. Ra4 Bb5 28.
Rd4 Re2+ 29. Kc1 Rae8 30. a4 Ba6 31. Kb1 Rxg2 32. Rxd5 Re1+ $2 33. Ka2 $2 (33.
Rd1+ Re6 34. Rd7+) 33... Rxa1+ 34. Kxa1 Rg1+ $2 35. Rd1+ 1-0

[Event "IRT LCX - Biblioteca Municipal"]
[Site "Campinas SP - Brazil"]
[Date "2011.08.30"]
[Round "4"]
[White "Goncalves M, Marcus Vinicius"]
[Black "Cardoso, Matheus Santos"]
[Result "1-0"]
[ECO "E97"]
[WhiteElo "1909"]
[BlackElo "1709"]
[Annotator "Carlos Alejandro Martinez / Guilherme Borelli"]
[PlyCount "63"]
[EventDate "2011.08.27"]
[EventType "tourn"]
[EventRounds "14"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 d6 5. e4 O-O 6. Be2 e5 7. O-O Nc6 8. d5
Ne7 9. b4 Ne8 10. Bg5 h6 11. Bxe7 (11. Bc1) (11. Bd2) 11... Qxe7 12. Nd2 f5 13.
f3 f4 14. Rc1 Rf7 15. a4 Bf8 (15... a5 $5 $15) 16. Nb5 a6 17. Nc3 Rg7 18. a5 h5
(18... Bd7) 19. Na4 g5 20. h3 Nf6 21. c5 g4 22. cxd6 (22. hxg4 hxg4 23. cxd6)
22... cxd6 $2 (22... Qxd6) 23. hxg4 (23. Nb6 $18) 23... Bxg4 $6 24. fxg4 Nxg4 (
24... hxg4 $142) 25. Bxg4 Rxg4 (25... hxg4 $5) 26. Rf2 Bh6 27. Nf3 Bg5 (27...
Rf8) 28. Nb6 Rd8 29. Rc8 Rxc8 30. Nxc8 Qc7 31. Rc2 Qd8 32. Nb6 1-0

[Event "IRT LCX - Biblioteca Municipal"]
[Site "Campinas SP - Brazil"]
[Date "2011.08.30"]
[Round "4"]
[White "Martínez, Carlos Alejandro"]
[Black "Santos Junior, Luiz Sergio"]
[Result "1-0"]
[ECO "D79"]
[WhiteElo "2501"]
[BlackElo "1680"]
[Annotator "Carlos Alejandro Martinez / Guilherme Borelli"]
[PlyCount "51"]
[EventDate "2011.08.27"]
[EventType "tourn"]
[EventRounds "14"]
[EventCountry "BRA"]

1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 d5 5. O-O O-O 6. c4 c6 (6... dxc4 7. Na3)
7. cxd5 cxd5 8. Nc3 Nc6 9. Ne5 Bf5 10. Nxc6 bxc6 11. Na4 $14 (11. Bf4 $5) 11...
Ne4 12. Be3 (12. f3 Nf6 13. b3 $14) 12... e5 (12... Rb8) 13. Rc1 $1 Qd7 14. b3
(14. f3 $1) 14... Rfe8 15. dxe5 Bxe5 16. Bd4 Bxd4 (16... Bc7) 17. Qxd4 Ng5 18.
Rfe1 $14 Bh3 19. Nc5 Qg4 (19... Qf5) 20. Qxg4 Bxg4 21. f3 Bh3 22. Nd3 $16 Bxg2
23. Kxg2 Rac8 (23... Ne6 24. Rxc6 Nd4) 24. Nb4 Re3 25. h4 Ne6 26. Nxd5 1-0

[Event "IRT LCX - Biblioteca Municipal"]
[Site "Campinas SP - Brazil"]
[Date "2011.08.30"]
[Round "4"]
[White "Pozza, Thiago Souza"]
[Black "Goncalves Machado, Henrique"]
[Result "1-0"]
[ECO "D85"]
[WhiteElo "1760"]
[BlackElo "1717"]
[Annotator "Carlos Alejandro Martinez / Guilherme Borelli"]
[PlyCount "71"]
[EventDate "2011.08.27"]
[EventType "tourn"]
[EventRounds "14"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Nf3 c5 8.
Rb1 $5 O-O 9. Qd2 (9. Bc4) 9... b6 (9... cxd4 10. cxd4) 10. Bc4 Bb7 11. d5 Qd6
12. O-O Nd7 $15 13. Re1 Ne5 (13... Rad8) 14. Nxe5 Bxe5 15. f4 Bg7 16. Bd3 (16.
e5 Qd7 17. e6 fxe6 18. Rxe6 Kh8) 16... e6 17. c4 exd5 18. exd5 Rfe8 19. Rxe8+
Rxe8 20. Bb2 Bxb2 21. Rxb2 Qe7 (21... Qf6) 22. Qe2 Qe3+ 23. Qxe3 Rxe3 24. Rd2
b5 $2 (24... f5) 25. d6 $18 Bc6 (25... Bc8) 26. cxb5 Bd7 27. Kf2 Re6 28. Be2
Re4 29. g3 (29. Bf3 Rxf4 30. Ke3 Rd4 31. Rxd4 cxd4+ 32. Kxd4 Bxb5 33. Kc5 Bd7
34. Bc6) 29... Ra4 30. Ke3 Kf8 (30... Kg7) 31. Rd5 (31. Rc2) 31... Rxa2 (31...
Ra3+ 32. Rd3 Rxa2 33. Rc3) 32. Rxc5 Rb2 33. Rc7 Bxb5 $2 (33... Ke8) 34. Bxb5
Rxb5 35. Rc8+ Kg7 36. d7 1-0

[Event "IRT LCX - Biblioteca Municipal"]
[Site "Campinas SP - Brazil"]
[Date "2011.08.30"]
[Round "4"]
[White "Mecking, Henrique"]
[Black "Haelvoet, Guilherme"]
[Result "1-0"]
[ECO "E20"]
[WhiteElo "2578"]
[Annotator "Carlos Alejandro Martinez / Guilherme Borelli"]
[PlyCount "50"]
[EventDate "2011.08.27"]
[EventType "tourn"]
[EventRounds "14"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 d5 5. e3 c5 6. dxc5 (6. a3 cxd4 7. exd4 Be7
8. c5 O-O 9. Bf4 Nc6) 6... O-O 7. Bd3 (7. Bd2) 7... Bxc3+ $1 8. bxc3 Qa5 9. Ne2
dxc4 10. Bxc4 Rd8 $5 11. Qb3 Qxc5 12. Kf2 (12. e4) (12. Nd4) 12... Qc7 13. Nd4
(13. Ba3 $142) 13... a6 $17 14. a4 e5 15. Ne2 (15. Nc2 $2) 15... Nc6 $17 16.
Qc2 (16. Rd1) 16... Na5 17. Bd3 $6 (17. Ba2) 17... Be6 {As negras estão bem
melhor.} 18. Rb1 $6 (18. Bf5) 18... Bb3 $1 19. Bxh7+ Nxh7 20. Rxb3 Nxb3 21.
Qxb3 Rd3 22. e4 Rad8 23. Be3 Rxe3 $1 24. Kxe3 Qc5+ 25. Nd4 exd4+ 1-0

[Event "IRT LCX - Biblioteca Municipal"]
[Site "Campinas SP - Brazil"]
[Date "2011.08.31"]
[Round "5"]
[White "Haelvoet, Guilherme"]
[Black "Goncalves M, Marcus Vinicius"]
[Result "1-0"]
[ECO "E17"]
[BlackElo "1909"]
[Annotator "Carlos Alejandro Martinez / Guilherme Borelli"]
[PlyCount "53"]
[EventDate "2011.08.27"]
[EventType "tourn"]
[EventRounds "14"]
[EventCountry "BRA"]

1. d4 Nf6 2. Nf3 b6 3. g3 Bb7 4. Bg2 e6 5. O-O Be7 6. c4 d6 7. Nc3 Nbd7 8. d5
O-O $2 (8... exd5 9. cxd5) 9. dxe6 fxe6 10. Nd4 $17 Qc8 11. Bxb7 Qxb7 12. Nxe6
Rf7 13. f3 Ne5 14. b3 Re8 15. e4 Bd8 16. Nf4 a6 17. Be3 Qc6 18. Ncd5 Qb7 19.
Nxf6+ Bxf6 20. Nd5 Nxf3+ $2 (20... c6) 21. Qxf3 c6 22. e5 Bxe5 23. Qxf7+ Qxf7
24. Rxf7 Bxa1 25. Re7 Kf8 26. Rxe8+ Kxe8 27. Nxb6 1-0

[Event "IRT LCX - Biblioteca Municipal"]
[Site "Campinas SP - Brazil"]
[Date "2011.08.31"]
[Round "5"]
[White "Goncalves Machado, Henrique"]
[Black "Mecking, Henrique"]
[Result "0-1"]
[ECO "E20"]
[WhiteElo "1717"]
[BlackElo "2578"]
[Annotator "Carlos Alejandro Martinez / Guilherme Borelli"]
[PlyCount "50"]
[EventDate "2011.08.27"]
[EventType "tourn"]
[EventRounds "14"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Bd2 d5 5. e3 c5 6. Nf3 O-O 7. dxc5 Bxc5 8. Qc2
Nc6 9. a3 d4 10. exd4 Nxd4 11. Nxd4 Qxd4 12. Be3 Qe5 13. Qd2 Ng4 $17 14. Nd1 b6
15. Be2 Nxe3 16. fxe3 Bb7 17. O-O Rfd8 $19 18. Qe1 Bxe3+ 19. Nxe3 Qxe3+ 20. Kh1
Rd2 21. Bf3 Qxe1 22. Raxe1 Bxf3 23. gxf3 Rxb2 24. Rd1 Rb3 25. Ra1 Rd8 0-1

[Event "IRT LCX - Biblioteca Municipal"]
[Site "Campinas SP - Brazil"]
[Date "2011.08.31"]
[Round "5"]
[White "Santos Junior, Luiz Sergio"]
[Black "Pozza, Thiago Souza"]
[Result "1-0"]
[ECO "B32"]
[WhiteElo "1680"]
[BlackElo "1760"]
[Annotator "Carlos Alejandro Martinez / Guilherme Borelli"]
[PlyCount "49"]
[EventDate "2011.08.27"]
[EventType "tourn"]
[EventRounds "14"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 a6 6. N5a3 Nf6 7. Nc3 b5 8.
Nd5 Nxe4 9. Bd3 Nf6 10. Bg5 Be7 11. Bxf6 Bxf6 12. Qh5 h6 13. c3 d6 14. Be4 $17
Bd7 15. Rd1 O-O 16. Nc2 a5 17. Nce3 Rc8 18. Bf5 Bxf5 19. Nxf5 e4 $2 (19... Bg5)
20. Nxf6+ Qxf6 21. Rxd6 Qg5 22. Qxg5 hxg5 23. Rxc6 Rxc6 24. Ne7+ Kh7 25. Nxc6
$18 1-0

[Event "IRT LCX - Biblioteca Municipal"]
[Site "Campinas SP - Brazil"]
[Date "2011.08.31"]
[Round "5"]
[White "Cardoso, Matheus Santos"]
[Black "Martínez, Carlos Alejandro"]
[Result "0-1"]
[ECO "B90"]
[WhiteElo "1709"]
[BlackElo "2501"]
[Annotator "Carlos Alejandro Martinez / Guilherme Borelli"]
[PlyCount "54"]
[EventDate "2011.08.27"]
[EventType "tourn"]
[EventRounds "14"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bd3 (6. Bc4) (6. Bg5)
6... e5 7. Nb3 b5 (7... Be7) (7... Nc6) 8. Bg5 Bb7 9. O-O (9. Bxf6 Qxf6) 9...
Nbd7 10. f4 (10. Qf3) 10... Be7 11. fxe5 $2 (11. a3) 11... dxe5 (11... Nxe5
$142 $15) 12. Bxf6 $6 (12. Qf3) 12... Nxf6 $15 13. Qf3 O-O 14. Rad1 Rc8 15. Kh1
Qb6 16. Nd5 Nxd5 17. exd5 g6 18. c3 (18. g4) 18... f5 19. Bc2 Bd6 20. h4 $2 Rc4
$17 21. Qh3 $6 (21. g3 $142) 21... Qd8 22. g3 Rg4 $1 23. Bxf5 gxf5 24. Rxf5 Rg6
25. h5 Rxf5 26. hxg6 hxg6 27. g4 Rf7 $19 0-1

[Event "IRT LCX - Biblioteca Municipal"]
[Site "Campinas SP - Brazil"]
[Date "2011.09.01"]
[Round "6"]
[White "Goncalves M, Marcus Vinicius"]
[Black "Martínez, Carlos Alejandro"]
[Result "0-1"]
[ECO "A68"]
[WhiteElo "1909"]
[BlackElo "2501"]
[Annotator "Carlos Alejandro Martinez / Guilherme Borelli"]
[PlyCount "54"]
[EventDate "2011.08.27"]
[EventType "tourn"]
[EventRounds "14"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 c5 3. d5 d6 4. Nc3 g6 5. e4 Bg7 6. f4 O-O 7. Nf3 e6 8. Bd3 exd5
9. cxd5 Re8 10. O-O c4 11. Bc2 b5 12. a3 Nbd7 $6 (12... Qb6+ 13. Kh1 Nbd7) 13.
Be3 a6 (13... Nxe4 14. Nxe4 f5 15. Nfg5 fxe4 16. Ne6 $14) 14. Re1 Bb7 15. Bd4
Nh5 16. Bxg7 Kxg7 17. Qd4+ Qf6 18. e5 Qxf4 19. e6+ $2 (19. Re4 dxe5 20. Nxe5
Qxe5 21. Rxe5 Rxe5 22. Re1 Rae8 23. Rxe5 Rxe5 24. Qa7 $16) 19... Qxd4+ 20. Nxd4
Nc5 21. e7 $2 (21. exf7) 21... Nf6 $19 22. Ncxb5 axb5 23. Nxb5 Nxd5 24. Nxd6
Rxe7 25. Rxe7 Nxe7 26. Re1 Nc6 27. Rf1 Ne5 $19 0-1

[Event "IRT LCX - Biblioteca Municipal"]
[Site "Campinas SP - Brazil"]
[Date "2011.09.01"]
[Round "6"]
[White "Pozza, Thiago Souza"]
[Black "Cardoso, Matheus Santos"]
[Result "1/2-1/2"]
[ECO "B79"]
[WhiteElo "1760"]
[BlackElo "1709"]
[Annotator "Carlos Alejandro Martinez / Guilherme Borelli"]
[PlyCount "99"]
[EventDate "2011.08.27"]
[EventType "tourn"]
[EventRounds "14"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. f3 Bg7 7. Be3 O-O 8. Bc4
Nc6 9. Qd2 Ne5 10. Bb3 Bd7 11. O-O-O Qa5 12. g4 Rfc8 13. Kb1 Nc4 14. Bxc4 Rxc4
15. Nb3 Qa6 16. Bh6 Bh8 17. h4 Rac8 18. h5 Nxe4 19. fxe4 Rxc3 20. bxc3 Bxc3 21.
Qc1 Bxg4 22. Rd3 Be5 23. hxg6 hxg6 24. Qg1 Be2 (24... Rxc2 $1) 25. Rd4 Bxd4 26.
Qxd4 e5 27. Qe3 Qc4 28. Rc1 b6 29. Qd2 Rc6 30. Qd5 Qxd5 31. exd5 Rc7 32. Re1
Bf3 33. Bc1 Bxd5 34. Rd1 Bxb3 35. axb3 Rc6 36. Ba3 f5 37. Rxd6 Rxd6 38. Bxd6 e4
39. c4 g5 40. Be7 g4 41. Bd6 Kf7 42. Bf4 a6 43. Kc2 Ke6 44. Kc3 Kd7 45. b4 a5
46. c5 axb4+ 47. Kxb4 bxc5+ 48. Kxc5 Ke6 49. Kd4 Kf6 50. Kd5 1/2-1/2

[Event "IRT LCX - Biblioteca Municipal"]
[Site "Campinas SP - Brazil"]
[Date "2011.09.01"]
[Round "6"]
[White "Mecking, Henrique"]
[Black "Santos Junior, Luiz Sergio"]
[Result "1-0"]
[ECO "E87"]
[WhiteElo "2578"]
[BlackElo "1680"]
[Annotator "Carlos Alejandro Martinez / Guilherme Borelli"]
[PlyCount "33"]
[EventDate "2011.08.27"]
[EventType "tourn"]
[EventRounds "14"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 e5 6. d5 Nbd7 7. Be3 O-O 8. Qd2
Nh5 9. O-O-O c6 $2 (9... a6) (9... f5) 10. dxc6 bxc6 11. Qxd6 $18 Bb7 12. Qxd7
Qxd7 13. Rxd7 Ba6 14. Nh3 Nf6 15. Rxa7 Rxa7 16. Bxa7 Ra8 17. Be3 1-0

[Event "IRT LCX - Biblioteca Municipal"]
[Site "Campinas SP - Brazil"]
[Date "2011.09.01"]
[Round "6"]
[White "Haelvoet, Guilherme"]
[Black "Goncalves Machado, Henrique"]
[Result "1-0"]
[ECO "D90"]
[BlackElo "1717"]
[Annotator "Carlos Alejandro Martinez / Guilherme Borelli"]
[PlyCount "65"]
[EventDate "2011.08.27"]
[EventType "tourn"]
[EventRounds "14"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. cxd5 Nxd5 6. Qb3 c6 7. e4 Nb6 8. Be3
O-O 9. h3 (9. Rd1) (9. Rc1) 9... N8d7 $6 (9... Be6) 10. Bd3 Nc5 $2 11. dxc5 $18
Qxd3 12. cxb6 Be6 13. Nd5 $2 (13. Qb4 $18) 13... Qxe4 14. Nc3 (14. Nxe7+ $2 Kh8
$17) 14... Qd3 (14... Bxb3) 15. Rd1 Qa6 $6 (15... Qxe3+ 16. fxe3 Bxb3 17. axb3
axb6 $16) 16. Qb4 axb6 17. a3 (17. Bxb6 Bxa2 18. Nxa2 Qxa2 19. O-O Qxb2 20.
Qxb2 Bxb2 21. Rd7 Bf6 22. Rxb7 $18) 17... c5 18. Qh4 (18. Qf4) 18... Bxc3+ 19.
bxc3 Qxa3 (19... Bb3 $142 $5) 20. O-O Qxc3 21. Qxe7 (21. Ng5 Qg7 22. Nxe6 fxe6
23. Qe4 $16) 21... Rfe8 22. Qxb7 $18 Reb8 (22... Rab8) 23. Qe4 (23. Qc7) 23...
c4 $2 (23... Bf5) 24. Bd4 (24. Qh4 $1) 24... Qa5 25. Ne5 $1 Qd5 26. Qe3 (26.
Qf4 $1 Qd6 27. Bb2 Qb4 28. Rd2 $18) 26... f5 27. Nxg6 $1 hxg6 28. Qh6 Qd7 29.
Qh8+ (29. Qxg6+ Kf8 30. Qh6+ Kg8 31. Qh8+ Kf7 32. Qf6+ Kg8 33. Bc3 $18) 29...
Kf7 30. Qg7+ (30. Qf6+) 30... Ke8 31. Qxg6+ Qf7 32. Qh6 b5 33. Rfe1 1-0

[Event "IRT LCX - Biblioteca Municipal"]
[Site "Campinas SP - Brazil"]
[Date "2011.09.02"]
[Round "7"]
[White "Goncalves Machado, Henrique"]
[Black "Goncalves M, Marcus Vinicius"]
[Result "0-1"]
[ECO "D91"]
[WhiteElo "1717"]
[BlackElo "1909"]
[Annotator "Carlos Alejandro Martinez / Guilherme Borelli"]
[PlyCount "80"]
[EventDate "2011.08.27"]
[EventType "tourn"]
[EventRounds "14"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. Bg5 Ne4 6. cxd5 Nxc3 7. bxc3 Qxd5 8.
e3 Bg4 9. Bh4 c5 10. Be2 cxd4 11. cxd4 Qa5+ 12. Qd2 Qxd2+ 13. Kxd2 Nc6 14. h3
Bf5 15. Rhc1 Rd8 16. g4 Be4 17. Ke1 O-O 18. Nd2 (18. Rxc6 Bxc6 19. Bxe7 $16)
18... Bd5 19. Bc4 (19. Rxc6 Bxc6 20. Bxe7 $16) 19... f5 20. f4 Rd7 21. Bxd5+
Rxd5 22. Nf3 Rfd8 23. gxf5 gxf5 24. Bf2 R8d7 25. Ke2 h6 26. Ne5 Nxe5 27. dxe5 (
27. fxe5) 27... Rd2+ 28. Kf3 Kf7 29. Be1 (29. a4) 29... R2d5 30. Rab1 b6 31.
Bc3 e6 32. Bd4 Ra5 33. Rc2 Bf8 34. Rbb2 Ra3 35. Rd2 Rd5 36. Rbc2 Bb4 37. Rd1 b5
38. Rb2 Bc3 39. Bxc3 Rxd1 40. Bd4 Rxd4 0-1

[Event "IRT LCX - Biblioteca Municipal"]
[Site "Campinas SP - Brazil"]
[Date "2011.09.02"]
[Round "7"]
[White "Santos Junior, Luiz Sergio"]
[Black "Haelvoet, Guilherme"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "1680"]
[Annotator "Carlos Alejandro Martinez / Guilherme Borelli"]
[PlyCount "95"]
[EventDate "2011.08.27"]
[EventType "tourn"]
[EventRounds "14"]
[EventCountry "BRA"]

1. e4 c6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Bb5 Qb6 6. Bxc6+ Qxc6 (6... bxc6) 7.
Nf3 Bg4 8. Be3 cxd4 9. Nxd4 (9. cxd4) 9... Bxd1 10. Nxc6 bxc6 11. Kxd1 e6 $11
12. Nd2 Nh6 13. Nb3 Be7 14. Bxh6 gxh6 15. Ke2 Rg8 16. g3 Rg5 17. f4 Rg7 18. Kf3
h5 $11 19. Rhg1 Kd7 20. g4 Rag8 21. h3 h6 22. Rad1 hxg4+ 23. Rxg4 Rxg4 24. hxg4
Rb8 25. Rh1 Bf8 26. g5 hxg5 27. fxg5 Be7 28. Kg4 c5 29. Rh2 c4 30. Nd4 Bc5 31.
Rf2 Ke8 32. Kh5 a5 33. g6 fxg6+ 34. Kxg6 Rb6 35. Rh2 a4 36. a3 Kd7 37. Kf6 Be7+
38. Kf7 Rb8 39. Nxe6 Rb6 40. Nd4 Bg5 41. e6+ Kd6 42. e7 Rb7 43. Re2 Bxe7 44.
Nf5+ Kc5 45. Nxe7 d4 46. cxd4+ Kd6 47. Re6+ Kd7 48. Nc6 1-0

[Event "IRT LCX - Biblioteca Municipal"]
[Site "Campinas SP - Brazil"]
[Date "2011.09.02"]
[Round "7"]
[White "Cardoso, Matheus Santos"]
[Black "Mecking, Henrique"]
[Result "0-1"]
[ECO "B90"]
[WhiteElo "1709"]
[BlackElo "2578"]
[Annotator "Carlos Alejandro Martinez / Guilherme Borelli"]
[PlyCount "58"]
[EventDate "2011.08.27"]
[EventType "tourn"]
[EventRounds "14"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bd3 e5 7. Nb3 Be6 8. O-O
d5 9. exd5 Nxd5 10. Nxd5 Qxd5 11. c3 Nc6 12. Qe2 Rd8 13. Be4 Qb5 14. Qh5 g6 15.
Qf3 f5 16. Bxc6+ bxc6 17. Bg5 Rd3 18. a4 Qc4 19. Qe2 Rd7 20. Qxe5 Bg7 21. Bf6
Bxf6 22. Qxf6 Rf8 23. Qe5 (23. Qxe6+) 23... Qxb3 24. Ra3 Qd5 25. Qe3 f4 26. Qc1
f3 27. gxf3 Qxf3 28. c4 Qg4+ 29. Rg3 Qxc4 0-1

[Event "IRT LCX - Biblioteca Municipal"]
[Site "Campinas SP - Brazil"]
[Date "2011.09.02"]
[Round "7"]
[White "Martínez, Carlos Alejandro"]
[Black "Pozza, Thiago Souza"]
[Result "1-0"]
[ECO "B53"]
[WhiteElo "2501"]
[BlackElo "1760"]
[Annotator "Carlos Alejandro Martinez / Guilherme Borelli"]
[PlyCount "37"]
[EventDate "2011.08.27"]
[EventType "tourn"]
[EventRounds "14"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Qxd4 Nc6 5. Bb5 Bd7 6. Bxc6 bxc6 7. c4 c5 8.
Qd3 e5 9. Nc3 Nf6 $14 10. Bg5 Bc6 11. O-O Be7 12. Rfd1 $16 Qc7 (12... Rb8) 13.
Bxf6 gxf6 14. Nh4 O-O-O 15. Nf5 (15. a3 $5) 15... Kd7 16. Qh3 $1 Ke8 17. Ng7+
Kf8 18. Qh6 Kg8 19. Nh5 1-0

[Event "IRT LCX - Biblioteca Municipal"]
[Site "Campinas SP - Brazil"]
[Date "2011.09.03"]
[Round "8"]
[White "Goncalves M, Marcus Vinicius"]
[Black "Pozza, Thiago Souza"]
[Result "1-0"]
[ECO "D93"]
[WhiteElo "1909"]
[BlackElo "1760"]
[Annotator "Carlos Alejandro Martinez / Guilherme Borelli"]
[PlyCount "59"]
[EventDate "2011.08.27"]
[EventType "tourn"]
[EventRounds "14"]
[EventCountry "BRA"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 g6 5. Bf4 Bg7 6. e3 O-O 7. Bd3 Nbd7 8. O-O
e6 9. cxd5 exd5 10. b4 b6 11. Qc2 Bb7 12. Rab1 Re8 13. Rfc1 Nh5 14. Bg5 Qc8 $6
(14... Nhf6) (14... Qb8) 15. Qb3 Nhf6 16. Nb5 Re6 $14 17. Bf4 (17. Bxf6 Rxf6)
17... Ne8 (17... Nh5 18. Nd6 Qb8 $15) 18. Nc3 Qd8 19. Ng5 Re7 $14 20. b5 $5 c5
$2 21. Nxd5 Bxd5 22. Qxd5 cxd4 23. Nxf7 $1 Rxf7 24. Bc4 Ne5 25. Bxe5 Qxd5 26.
Bxd5 Rd8 27. Bxf7+ Kxf7 28. Bxg7 Kxg7 29. Rd1 d3 30. Rb3 1-0

[Event "IRT LCX - Biblioteca Municipal"]
[Site "Campinas SP - Brazil"]
[Date "2011.09.02"]
[Round "8"]
[White "Martínez, Carlos Alejandro"]
[Black "Mecking, Henrique"]
[Result "1/2-1/2"]
[ECO "C68"]
[WhiteElo "2501"]
[BlackElo "2578"]
[Annotator "Carlos Alejandro Martinez / Guilherme Borelli"]
[PlyCount "33"]
[EventDate "2011.08.27"]
[EventType "tourn"]
[EventRounds "14"]
[EventCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. d4 exd4 6. Qxd4 Qxd4 7. Nxd4 Bd7
8. Be3 O-O-O 9. Nd2 Ne7 10. O-O-O Ng6 11. f4 f6 (11... Bg4) 12. f5 Ne5 $15 13.
N4f3 Bd6 14. Nxe5 Bxe5 15. g4 Rhe8 16. g5 Re7 17. Rhe1 $11 1/2-1/2

[Event "IRT LCX - Biblioteca Municipal"]
[Site "Campinas SP - Brazil"]
[Date "2011.09.03"]
[Round "8"]
[White "Cardoso, Matheus Santos"]
[Black "Haelvoet, Guilherme"]
[Result "0-1"]
[ECO "B12"]
[WhiteElo "1709"]
[Annotator "Carlos Alejandro Martinez / Guilherme Borelli"]
[PlyCount "126"]
[EventDate "2011.08.27"]
[EventType "tourn"]
[EventRounds "14"]
[EventCountry "BRA"]

1. e4 c6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Bg4 6. Be2 e6 7. Be3 cxd4 8. cxd4
Nge7 9. Nc3 Nf5 10. O-O Bb4 11. a3 Ba5 12. h3 Bxf3 13. Bxf3 Bb6 14. Ne2 O-O (
14... f6 $17) 15. g4 Nh4 16. Bg2 (16. Bh1) 16... Nxg2 17. Kxg2 $15 f6 18. f4
fxe5 19. fxe5 Nxe5 20. Nf4 Qe7 21. Qe2 Nc6 22. Qd3 Qd6 23. Ne2 Rxf1 24. Rxf1
Rf8 25. Bf4 Qe7 26. Qg3 Qf6 $19 27. Rf2 Qg6 28. Bd6 Rf7 29. Rxf7 Qxf7 30. Be5
Nxe5 31. Qxe5 Bc7 32. Qg5 Qd7 33. Ng3 Qd6 34. Qe3 Kf7 (34... Qxg3+ 35. Qxg3
Bxg3 36. Kxg3 g5 $19) 35. Qf3+ Qf4 36. Qxf4+ Bxf4 37. Ne2 Bg5 38. Kg3 Kf6 39.
h4 Bd2 40. a4 g6 41. Kf3 e5 42. dxe5+ Kxe5 43. Nc3 a6 (43... Bxc3 $19) 44. Nd1
d4 45. Nf2 Kd5 46. Ne4 Bc1 47. b3 (47. Nf6+ Kc4 48. Nxh7 Bxb2 49. Ke2 d3+ 50.
Kd1 Bg7 51. Ng5 $17) 47... Ke5 48. Nc5 Kd5 49. Nxb7 d3 50. Na5 Kd4 51. b4 Kc3
52. Nc6 Bb2 $1 53. b5 a5 54. b6 Kc2 55. b7 d2 56. b8=Q d1=Q+ 57. Kf4 Qd2+ 58.
Kg3 Qc3+ 59. Kf2 Qxc6 60. Qg8 Bd4+ 61. Kg3 Qc3+ 62. Kg2 Qd2+ 63. Kh3 Qe3+ 0-1

[Event "IRT LCX - Biblioteca Municipal"]
[Site "Campinas SP - Brazil"]
[Date "2011.09.03"]
[Round "8"]
[White "Santos Junior, Luiz Sergio"]
[Black "Goncalves Machado, Henrique"]
[Result "1-0"]
[ECO "E40"]
[WhiteElo "1680"]
[BlackElo "1717"]
[Annotator "Carlos Alejandro Martinez / Guilherme Borelli"]
[PlyCount "53"]
[EventDate "2011.08.27"]
[EventType "tourn"]
[EventRounds "14"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 Ne4 5. Bd2 (5. Qc2) 5... Nxc3 6. Bxc3 Bxc3+
7. bxc3 O-O 8. Bd3 d5 9. Ne2 dxc4 10. Bxc4 Nd7 11. O-O b6 12. Ng3 Bb7 13. e4
Nf6 14. Qe2 h6 15. f4 Re8 16. e5 Nd5 17. Rac1 $14 Ne7 (17... Rc8) 18. f5 (18.
Qg4) 18... exf5 19. Nxf5 Nxf5 20. Rxf5 Bd5 21. Rcf1 $16 Re7 22. Bxd5 Qxd5 23.
e6 $1 Rxe6 (23... Qxe6 24. Re5 $18) 24. Qg4 Qxa2 $2 (24... Qe4 $14) 25. Rxf7 g6
26. Qf3 Ree8 27. Qf6 1-0

[Event "IRT LCX - Biblioteca Municipal"]
[Site "Campinas SP - Brazil"]
[Date "2011.09.04"]
[Round "9"]
[White "Santos Junior, Luiz Sergio"]
[Black "Goncalves M, Marcus Vinicius"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1680"]
[BlackElo "1909"]
[Annotator "Carlos Alejandro Martinez / Guilherme Borelli"]
[PlyCount "40"]
[EventDate "2011.08.27"]
[EventType "tourn"]
[EventRounds "14"]
[EventCountry "BRA"]

1. Nc3 d5 2. e4 dxe4 3. Nxe4 Bf5 4. Bd3 (4. Ng3) 4... e6 5. Nf3 Nd7 6. Nd4 $2 (
6. O-O) 6... Bxe4 7. Bxe4 Nc5 8. Nc6 (8. Nxe6 fxe6 9. Qh5+ Kd7 10. Bf3 $19)
8... Qd6 $1 $19 9. Nxa7 $2 (9. Bf3) 9... Nxe4 10. Nb5 Qb6 11. Qe2 Nd6 12. Nc3
Nf6 13. O-O g6 14. d3 Bg7 15. Bg5 O-O 16. Qf3 Nd7 17. Rab1 Qc6 18. Qxc6 bxc6
19. Bd2 Bxc3 20. Bxc3 Rxa2 0-1

[Event "IRT LCX - Biblioteca Municipal"]
[Site "Campinas SP - Brazil"]
[Date "2011.09.04"]
[Round "9"]
[White "Goncalves Machado, Henrique"]
[Black "Cardoso, Matheus Santos"]
[Result "0-1"]
[ECO "E90"]
[WhiteElo "1717"]
[BlackElo "1709"]
[Annotator "Carlos Alejandro Martinez / Guilherme Borelli"]
[PlyCount "74"]
[EventDate "2011.08.27"]
[EventType "tourn"]
[EventRounds "14"]
[EventCountry "BRA"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 O-O 5. e4 d6 6. Bd3 c5 7. Be3 Ng4 8. Qd2
Nxe3 9. Qxe3 Qb6 (9... cxd4) 10. Qd2 cxd4 11. Ne2 Bg4 12. O-O Bxf3 13. gxf3 Nc6
$19 14. b3 Ne5 15. Kg2 f5 16. Ng3 f4 17. Ne2 Qc5 18. Rad1 Nxf3 19. Qc2 (19.
Kxf3 Qh5+ 20. Kg2 f3+ 21. Kh1 fxe2 22. Bxe2 Qh4 $19) 19... Qg5+ 20. Kxf3 Qh5+
21. Kg2 f3+ 22. Kh1 fxe2 23. Bxe2 Qh4 24. f3 Be5 25. Bd3 Rf6 26. Qf2 Qh5 27.
Be2 Raf8 28. f4 Qh6 29. f5 gxf5 30. Rg1+ Rg6 31. exf5 Rxf5 32. Rxg6+ hxg6 33.
Qg2 Qxh2+ 34. Qxh2 Bxh2 35. Kxh2 Rf2+ 36. Kg3 Rxe2 37. Rxd4 Rxa2 $19 0-1

[Event "IRT LCX - Biblioteca Municipal"]
[Site "Campinas SP - Brazil"]
[Date "2011.09.04"]
[Round "9"]
[White "Haelvoet, Guilherme"]
[Black "Martínez, Carlos Alejandro"]
[Result "0-1"]
[ECO "E81"]
[BlackElo "2501"]
[Annotator "Carlos Alejandro Martinez / Guilherme Borelli"]
[PlyCount "70"]
[EventDate "2011.08.27"]
[EventType "tourn"]
[EventRounds "14"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Be3 c5 7. d5 (7. dxc5 dxc5
8. Bxc5 Nc6) 7... e6 8. Bd3 exd5 9. cxd5 Nbd7 10. Nge2 Ne5 11. Bc2 (11. O-O)
11... a6 (11... b5 $5 12. Nxb5 Rb8 $15) 12. a4 Rb8 (12... Re8) 13. O-O b5 14.
axb5 axb5 15. f4 Nfg4 16. Bf2 (16. Bc1) 16... Nxf2 17. Rxf2 Ng4 18. Rf3 Re8 (
18... c4 $1 $17) 19. h3 b4 20. Na4 Nf6 21. Ng3 Ra8 22. Rf1 (22. f5) 22... b3 $6
(22... c4 $19) 23. Bxb3 (23. Bd3) 23... Nxe4 24. Nxe4 Rxe4 $17 25. Nc3 Rxa1 26.
Qxa1 Rb4 (26... Bd4+ 27. Kh1 Re3 28. Qa8 Bxc3 29. bxc3 Rxc3) 27. Ba4 Qa5 28.
Qe1 Bd4+ 29. Kh2 Ba6 $19 30. Qe8+ Kg7 31. Re1 Bxc3 32. Re7 Rxf4 33. bxc3 Qxc3 (
33... Qxa4 $2 34. Rxf7+) 34. Bd7 Rf2 35. Be6 $2 (35. Re3 Qd2 36. Rg3 Bc4 $1)
35... Qe5+ 0-1

[Event "IRT LCX - Biblioteca Municipal"]
[Site "Campinas SP - Brazil"]
[Date "2011.09.04"]
[Round "9"]
[White "Mecking, Henrique"]
[Black "Pozza, Thiago Souza"]
[Result "1-0"]
[ECO "A56"]
[WhiteElo "2578"]
[BlackElo "1760"]
[Annotator "Carlos Alejandro Martinez / Guilherme Borelli"]
[PlyCount "39"]
[EventDate "2011.08.27"]
[EventType "tourn"]
[EventRounds "14"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 c5 3. d5 d6 4. Nc3 g6 5. e4 Nbd7 6. f3 Bg7 7. Nh3 O-O 8. Be2 a6
9. a4 Ne5 10. Nf2 Ne8 11. f4 $5 $14 Nd7 12. Be3 (12. O-O $142) 12... f5 13. h4
(13. exf5 gxf5 14. Bd3 $14) 13... fxe4 (13... Bxc3+) 14. h5 Nef6 15. hxg6 hxg6
16. Qc2 $1 $16 Kf7 (16... Re8) 17. Nfxe4 Nxe4 18. Nxe4 Nf6 (18... Kg8) 19. Ng5+
Kg8 20. Qxg6 $18 1-0

[Event "IRT LCX - Biblioteca Municipal"]
[Site "Campinas SP - Brazil"]
[Date "2011.09.05"]
[Round "10"]
[White "Mecking, Henrique"]
[Black "Goncalves M, Marcus Vinicius"]
[Result "1-0"]
[ECO "E22"]
[WhiteElo "2578"]
[BlackElo "1909"]
[Annotator "Carlos Alejandro Martinez / Guilherme Borelli"]
[PlyCount "36"]
[EventDate "2011.08.27"]
[EventType "tourn"]
[EventRounds "14"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qb3 c5 5. d5 O-O 6. Nf3 d6 7. Bg5 (7. Bd2 {e
inferior.}) 7... h6 8. Bd2 Na6 (8... Nbd7 $5) 9. g3 Nc7 10. a3 (10. Bg2) 10...
Bxc3 11. Bxc3 exd5 12. Bxf6 Qxf6 $17 13. cxd5 b5 $1 14. Rd1 (14. Bg2 $142)
14... Bb7 15. e4 c4 (15... Rfe8 $5) 16. Qc3 Qxc3+ 17. bxc3 Rae8 18. Kd2 Rxe4
1-0

[Event "IRT LCX - Biblioteca Municipal"]
[Site "Campinas SP - Brazil"]
[Date "2011.09.05"]
[Round "10"]
[White "Pozza, Thiago Souza"]
[Black "Haelvoet, Guilherme"]
[Result "0-1"]
[ECO "A58"]
[WhiteElo "1760"]
[Annotator "Carlos Alejandro Martinez / Guilherme Borelli"]
[PlyCount "52"]
[EventDate "2011.08.27"]
[EventType "tourn"]
[EventRounds "14"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6 Bxa6 6. Nc3 d6 7. g3 g6 8. Bg2
Bg7 9. Nf3 O-O 10. O-O Nbd7 11. Re1 Qc7 $14 12. e4 Rfb8 13. Qc2 Ng4 14. Bd2
Nge5 15. Nxe5 Nxe5 16. b3 Nd3 17. Re3 Nb4 18. Qd1 c4 (18... Bd4) 19. a3 Nd3 20.
b4 Bd4 21. Re2 Bc8 $1 22. h3 Bd7 23. Qc2 $2 (23. Ra2 $14) 23... Nxb4 $19 24.
axb4 Rxa1+ 25. Kh2 Qb6 26. Nd1 Ba4 0-1

[Event "IRT LCX - Biblioteca Municipal"]
[Site "Campinas SP - Brazil"]
[Date "2011.09.05"]
[Round "10"]
[White "Martínez, Carlos Alejandro"]
[Black "Goncalves Machado, Henrique"]
[Result "1-0"]
[ECO "E94"]
[WhiteElo "2501"]
[BlackElo "1717"]
[Annotator "Carlos Alejandro Martinez / Guilherme Borelli"]
[PlyCount "79"]
[EventDate "2011.08.27"]
[EventType "tourn"]
[EventRounds "14"]
[EventCountry "BRA"]

1. c4 Nf6 2. Nc3 g6 3. e4 d6 4. d4 Bg7 5. Nf3 O-O 6. Be2 Nbd7 7. O-O e5 8. d5
Ne8 9. Ne1 h6 10. f3 Kh7 11. Be3 Qe7 12. Bd3 Nc5 13. Bc2 a5 14. Nd3 Nxd3 15.
Qxd3 Bd7 16. Rac1 b6 17. Ba4 Bxa4 18. Nxa4 f5 19. Nc3 (19. exf5) 19... f4 20.
Bf2 Rf7 21. a3 Bf8 22. b4 axb4 23. axb4 Rg7 24. c5 bxc5 25. bxc5 dxc5 26. Nb5
Nd6 27. Rxc5 Nxe4 28. Qxe4 Qd8 29. Rc6 Bd6 30. Nxd6 (30. Bb6) 30... cxd6 31.
Qb4 (31. Bb6) 31... Rd7 32. Rfc1 Qf6 33. h3 (33. Bb6) 33... h5 34. Rc7 Rxc7 35.
Rxc7+ Kh6 36. Rd7 Ra6 37. Qb7 (37. Qb8) 37... Ra1+ 38. Kh2 g5 39. Rf7 Qg6 40.
Qe7 1-0

[Event "IRT LCX - Biblioteca Municipal"]
[Site "Campinas SP - Brazil"]
[Date "2011.09.05"]
[Round "10"]
[White "Cardoso, Matheus Santos"]
[Black "Santos Junior, Luiz Sergio"]
[Result "1-0"]
[ECO "B77"]
[WhiteElo "1709"]
[BlackElo "1680"]
[Annotator "Carlos Alejandro Martinez / Guilherme Borelli"]
[PlyCount "115"]
[EventDate "2011.08.27"]
[EventType "tourn"]
[EventRounds "14"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. f3 Bg7 7. Be3 O-O 8. Bc4
Nc6 9. Qd2 Ne5 10. Bb3 Bd7 11. h4 Rc8 12. Bh6 Bxh6 13. Qxh6 Qa5 14. Qd2 (14.
Rd1 $5) 14... Nc4 15. Bxc4 Rxc4 16. Nb3 Qa6 17. O-O-O (17. h5) 17... Be6 $6 (
17... Rfc8 $17) 18. h5 Rfc8 19. Kb1 (19. hxg6 fxg6 20. Kb1) 19... d5 20. exd5
Rxc3 21. bxc3 (21. dxe6 $1) 21... Nxd5 22. hxg6 Nxc3+ (22... fxg6) 23. Qxc3 $1
fxg6 (23... Rxc3 24. gxh7+ Kh8 25. Rd8+) 24. Qe5 (24. Qb2 $1) 24... Bf5 (24...
Qc4) 25. Qd5+ $6 (25. Qxe7 $1) 25... e6 26. Qd8+ $6 (26. Qd7 $1) 26... Rxd8 27.
Rxd8+ Kg7 28. g4 Bxc2+ 29. Kxc2 Qxa2+ 30. Kc3 Qg2 31. Rd7+ Kf6 32. Rhxh7 Qxf3+
33. Kb2 (33. Rd3 Qxg4 34. Rxb7 $17) 33... Qxg4 34. Rhf7+ Kg5 35. Rxb7 (35. Nd4)
35... Qe2+ 36. Ka3 (36. Kc3) 36... Qa6+ (36... a6) 37. Kb4 Qd6+ 38. Nc5 $6 (38.
Kc3) 38... Qd4+ (38... Qd2+) 39. Kb5 Qb2+ 40. Kc6 Qg2+ 41. Kc7 Qg3+ $2 (41...
Qd5 42. Nd7) 42. Kd7 $18 Qe5 43. Nxe6+ Kh6 44. Rxa7 Qd5+ (44... Qb5+) 45. Ke7
g5 46. Rf6+ (46. Rg7) 46... Kh5 47. Rf5 Qe4 48. Rxg5+ (48. Kf6 $1) 48... Kh4
49. Raa5 (49. Rd7 $1) 49... Qb7+ 50. Kf6 Qf3+ 51. Kg6 (51. Raf5) 51... Qe4+ 52.
Kf6 Qf3+ 53. Raf5 Qc3+ 54. Kg6 Qc8 (54... Qc6 $5) 55. Rf4+ Kh3 56. Ng7 (56. Re4
Qe8+ 57. Kf6 Qh8+ 58. Rg7 Qh6+ 59. Ke5 Kh2 60. Rf4) 56... Qc2+ 57. Kh6 Qc6+ (
57... Qc1) 58. Kh5 $1 1-0

[Event "IRT LCX - Biblioteca Municipal"]
[Site "Campinas SP - Brazil"]
[Date "2011.09.06"]
[Round "11"]
[White "Cardoso, Matheus Santos"]
[Black "Goncalves M, Marcus Vinicius"]
[Result "1/2-1/2"]
[ECO "E61"]
[WhiteElo "1709"]
[BlackElo "1909"]
[Annotator "Carlos Alejandro Martinez / Guilherme Borelli"]
[PlyCount "95"]
[EventDate "2011.08.27"]
[EventType "tourn"]
[EventRounds "14"]
[EventCountry "BRA"]

1. c4 Nf6 2. Nc3 g6 3. Nf3 Bg7 4. d4 c5 5. e3 cxd4 6. exd4 O-O 7. g3 d5 8. cxd5
Nxd5 9. Bg2 Nc6 10. O-O Bg4 $15 11. Qb3 Nxc3 12. bxc3 Na5 13. Qa4 Rc8 14. Ne5
Be6 15. Bb2 Bxe5 16. dxe5 Nc4 17. Bc1 Qa5 18. Qxa5 Nxa5 19. Ba3 Rc7 20. f4 Nc4
21. Bc1 Rd8 22. Re1 Rcd7 23. Bf1 Nd2 24. Bxd2 Rxd2 25. Re2 b6 26. Kf2 R2d3 27.
Re3 Rd2+ 28. Re2 Rd1 29. Rxd1 Rxd1 30. Rc2 Bf5 31. Rb2 Rc1 32. Bc4 Rxc3 33. Bb3
Kg7 34. Rd2 Rc7 35. Kf3 e6 36. Ke3 a5 37. Rb2 Kh6 38. Re2 Kg7 39. Rb2 Bh3 40.
Rc2 Rd7 41. Rd2 Re7 42. Ba4 Rc7 43. Rc2 Rb7 44. Bc6 Rb8 45. Bb5 Bf5 46. Rc7 Rd8
47. Ba6 h5 48. Rc8 1/2-1/2

[Event "IRT LCX - Biblioteca Municipal"]
[Site "Campinas SP - Brazil"]
[Date "2011.09.06"]
[Round "11"]
[White "Santos Junior, Luiz Sergio"]
[Black "Martínez, Carlos Alejandro"]
[Result "0-1"]
[ECO "B84"]
[WhiteElo "1680"]
[BlackElo "2501"]
[Annotator "Carlos Alejandro Martinez / Guilherme Borelli"]
[PlyCount "52"]
[EventDate "2011.08.27"]
[EventType "tourn"]
[EventRounds "14"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. Be2 Nf6 7. O-O d6 8. f4
Nbd7 9. Nf3 b5 $15 10. e5 $6 (10. a3) (10. Bd3) 10... dxe5 11. fxe5 Nxe5 $17
12. Nxe5 Qxe5 13. Bf4 (13. Bf3 $142) 13... Qc5+ 14. Kh1 Bb7 15. Bf3 Bxf3 16.
Qxf3 Rc8 17. Rad1 Be7 18. Qb7 (18. Be3) 18... Qc6 $19 19. Qxc6+ Rxc6 20. Rd2
O-O 21. Rfd1 Bb4 $1 22. Rd3 Bxc3 23. Rxc3 Rxc3 24. bxc3 Nd5 25. Be5 Rc8 26. Rd3
f6 0-1

[Event "IRT LCX - Biblioteca Municipal"]
[Site "Campinas SP - Brazil"]
[Date "2011.09.06"]
[Round "11"]
[White "Goncalves Machado, Henrique"]
[Black "Pozza, Thiago Souza"]
[Result "0-1"]
[ECO "D13"]
[WhiteElo "1717"]
[BlackElo "1760"]
[Annotator "Carlos Alejandro Martinez / Guilherme Borelli"]
[PlyCount "58"]
[EventDate "2011.08.27"]
[EventType "tourn"]
[EventRounds "14"]
[EventCountry "BRA"]

1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. cxd5 cxd5 5. a3 Nc6 6. Bf4 Qb6 7. Bc1 $6 (7.
Nc3 Qxb2 8. Na4 Qb5 9. Bd2 Nb8 10. e4 Qd7 11. Ne5 Qd8 12. Bb5+ Nbd7 13. exd5)
7... Bg4 8. e3 Rc8 $15 9. Nc3 e6 10. Be2 (10. Bd3) 10... Bd6 11. O-O O-O 12.
Rb1 $2 (12. Bd2) 12... Bf5 13. Bd3 (13. Ra1) 13... Bxd3 14. Qxd3 g6 15. Bd2 Na5
(15... Qb3 $15) 16. Ne5 $6 (16. Nb5) 16... Bxe5 17. dxe5 Nd7 (17... Ng4 18. f4
Nc4) 18. f4 Nc5 19. Qd4 $2 (19. Qb5 $5) 19... Nab3 $19 20. Nxd5 (20. Qb4 Nxd2)
20... exd5 21. Qb4 Nxd2 22. Qxd2 Rfd8 (22... Ne4 23. Qd3) 23. b4 (23. Qd4 Ne4)
23... Ne4 24. Qe1 (24. Qd3 Rc3) 24... d4 $1 25. exd4 Qxd4+ 26. Kh1 Rc2 27. Rd1
(27. Rb3 Nf2+ 28. Kg1 Nd3+) 27... Qxd1 28. Qxd1 Rxd1 29. Rxd1 Nf2+ 0-1

[Event "IRT LCX - Biblioteca Municipal"]
[Site "Campinas SP - Brazil"]
[Date "2011.09.06"]
[Round "11"]
[White "Mecking, Henrique"]
[Black "Haelvoet, Guilherme"]
[Result "1-0"]
[ECO "A58"]
[WhiteElo "2578"]
[Annotator "Carlos Alejandro Martinez / Guilherme Borelli"]
[PlyCount "69"]
[EventDate "2011.08.27"]
[EventType "tourn"]
[EventRounds "14"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6 Bxa6 6. Nc3 d6 7. Nf3 g6 8. g3
Bg7 9. Bg2 O-O 10. Rb1 Nbd7 $14 11. b3 Qa5 12. Bd2 Rfb8 13. O-O Ng4 14. Qc2
Nge5 15. Nxe5 Nxe5 $14 16. a4 (16. Rfc1) 16... Rb7 17. Na2 (17. Ne4 Qb6) 17...
Qc7 18. Bc3 Rab8 19. h3 (19. Rfc1) 19... Nd7 20. Bxg7 Kxg7 $16 21. Qc3+ (21. b4
cxb4 22. Qxc7 Rxc7 23. Nxb4 Bxe2 24. Rfe1 Bc4 25. Rec1) 21... f6 $6 (21... Nf6)
22. Rb2 (22. Rfc1 Bxe2 23. Qe3 $18) 22... Nb6 23. Rfb1 $18 Nd7 24. Kh2 Qc8 25.
f4 Nf8 26. e4 (26. b4 $1 $18) 26... e5 $5 27. dxe6 Qxe6 28. b4 (28. e5 $5)
28... Bc4 29. bxc5 $2 (29. Nc1 $18) 29... Rxb2 30. Rxb2 Rxb2 31. Qxb2 Bxa2 32.
c6 Qf7 $2 (32... Qb3 $1 $11 33. Qd4 Qc2 34. Qxd6 Qxa4 35. c7 Qc2 $11) 33. c7
$18 Be6 34. Qb7 Qd7 35. c8=Q 1-0

[Event "IRT LCX - Biblioteca Municipal"]
[Site "Campinas SP - Brazil"]
[Date "2011.09.07"]
[Round "12"]
[White "Goncalves M, Marcus Vinicius"]
[Black "Haelvoet, Guilherme"]
[Result "0-1"]
[ECO "A31"]
[WhiteElo "1909"]
[Annotator "Carlos Alejandro Martinez / Guilherme Borelli"]
[PlyCount "44"]
[EventDate "2011.08.27"]
[EventType "tourn"]
[EventRounds "14"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 c5 3. Nf3 cxd4 4. Nxd4 Nc6 5. Nc3 g6 6. Nxc6 bxc6 7. e4 d6 8.
Qa4 Qd7 9. Bd3 Bg7 10. O-O O-O 11. Rd1 Rb8 12. e5 Ng4 13. exd6 Qxd6 14. g3 Qc5
15. Qc2 Nxf2 $1 16. Na4 Nh3+ (16... Qh5 17. Kxf2 (17. Qxf2 Qxd1+ $19) 17...
Qxh2+ 18. Kf3 Bg4+ $3 19. Kxg4 Qh5+ 20. Kf4 Bh6+ 21. Ke4 Qf5+ 22. Kd4 Rfd8+ 23.
Kc3 Qf6#) 17. Kg2 Qh5 18. Rf1 c5 (18... Bg4 $1 $19) 19. Be3 Bb7+ (19... Bd7 $1)
20. Be4 Ng5 (20... Bxe4+ 21. Qxe4 Rb4) 21. Nxc5 Bxe4+ 22. Nxe4 Rxb2 0-1

[Event "IRT LCX - Biblioteca Municipal"]
[Site "Campinas SP - Brazil"]
[Date "2011.09.07"]
[Round "12"]
[White "Mecking, Henrique"]
[Black "Goncalves Machado, Henrique"]
[Result "1-0"]
[ECO "D90"]
[WhiteElo "2578"]
[BlackElo "1717"]
[Annotator "Carlos Alejandro Martinez / Guilherme Borelli"]
[PlyCount "75"]
[EventDate "2011.08.27"]
[EventType "tourn"]
[EventRounds "14"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. Nf3 Bg7 6. Qb3 Nb6 7. e4 O-O 8.
Be3 e6 9. Rd1 c6 10. Be2 N8d7 11. O-O $16 Re8 12. a4 a5 13. Rc1 Qe7 14. Rfd1 h6
15. Bf4 (15. Qc2) 15... Kh7 16. Bg3 e5 17. Nxe5 Nxe5 18. dxe5 Nd7 19. Bc4 Nxe5
20. Bxe5 Qxe5 21. Bxf7 Rf8 22. Bc4 Bg4 23. Re1 (23. f3) 23... Qe7 24. Rc2 (24.
h3 $6 Rxf2 $3 25. Ne2 Rxg2+ 26. Kxg2 Qxe4+ 27. Kg1 Bxe2 28. Rxe2 Bd4+ 29. Kh2
Qf4+ 30. Kg2 Qg5+ {Empate por repetição de lances.}) 24... Rad8 25. h3 Bc8 26.
e5 Bxe5 $2 27. Rce2 Qf6 28. Rxe5 Qxf2+ 29. Kh1 Bxh3 30. Qxb7+ Rd7 31. Qxc6 Bf5
(31... Bxg2+ 32. Qxg2 Qh4+ 33. Kg1 Qxc4) 32. Re7+ Rxe7 33. Rxe7+ Kh8 34. Qd6 (
34. Rh7+ Kxh7 35. Qc7+ Bd7 $1 36. Qxd7+ Kh8 37. Qe7 Qf6 $16) 34... Bc2 35. Qe5+
Qf6 36. Qxf6+ Rxf6 37. Ra7 Rf4 38. b3 1-0

[Event "IRT LCX - Biblioteca Municipal"]
[Site "Campinas SP - Brazil"]
[Date "2011.09.07"]
[Round "12"]
[White "Pozza, Thiago Souza"]
[Black "Santos Junior, Luiz Sergio"]
[Result "1-0"]
[ECO "E97"]
[WhiteElo "1760"]
[BlackElo "1680"]
[Annotator "Carlos Alejandro Martinez / Guilherme Borelli"]
[PlyCount "93"]
[EventDate "2011.08.27"]
[EventType "tourn"]
[EventRounds "14"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O Nc6 8. d5
Ne7 9. b4 Ne8 10. c5 f5 11. Nd2 f4 12. f3 Rf7 13. Qb3 Bf8 14. a4 Rg7 15. Nc4
Bd7 16. c6 bxc6 17. dxc6 (17. Nxe5) 17... Be6 18. b5 h6 19. Ba3 Kh7 (19... a6)
20. Rad1 Nf6 21. Qc2 Qe8 22. Nxd6 cxd6 23. Bxd6 g5 24. Bxe5 $18 Qf7 25. Bxf6
Qxf6 26. e5+ Qg6 27. Bd3 Nf5 28. Ne4 Rf7 29. Nd6 Bxd6 30. exd6 Kh8 31. Bxf5
Bxf5 32. Qc3+ Kg8 33. d7 Bxd7 34. cxd7 (34. Rxd7) 34... Rd8 35. Qc7 Qb6+ 36.
Qxb6 axb6 37. Rd6 Rfxd7 38. Rxb6 Ra8 39. Ra1 Rda7 40. Rxh6 Rxa4 41. Rxa4 Rxa4
42. Rg6+ Kf7 43. Rxg5 Ra1+ 44. Kf2 Ra2+ 45. Kf1 Ra1+ 46. Ke2 Ra2+ 47. Kd3 1-0

[Event "IRT LCX - Biblioteca Municipal"]
[Site "Campinas SP - Brazil"]
[Date "2011.09.07"]
[Round "12"]
[White "Martínez, Carlos Alejandro"]
[Black "Cardoso, Matheus Santos"]
[Result "1-0"]
[ECO "A25"]
[WhiteElo "2501"]
[BlackElo "1709"]
[Annotator "Carlos Alejandro Martinez / Guilherme Borelli"]
[PlyCount "87"]
[EventDate "2011.08.27"]
[EventType "tourn"]
[EventRounds "14"]
[EventCountry "BRA"]

1. c4 e5 2. Nc3 Nc6 3. g3 d6 4. Bg2 Be6 5. d3 Nf6 6. Nf3 Qd7 7. Ng5 (7. Bg5 $5)
7... O-O-O 8. Nxe6 fxe6 9. b4 (9. O-O $14) 9... d5 (9... Nxb4) 10. b5 Nd4 (
10... Bb4) 11. cxd5 $2 (11. Qa4) 11... exd5 (11... Nxd5) 12. Rb1 Bc5 13. O-O (
13. Bg5) 13... Rdf8 14. Bg5 $14 Qg4 15. Bxf6 Rxf6 16. h3 Qh5 17. g4 Qh4 18. e3
Ne6 19. Nxd5 Rh6 (19... Rf7) 20. Qf3 $2 (20. Qc2) (20. b6) 20... Rf8 $6 (20...
Ng5 21. Qg3 Qxg3 22. fxg3 Nxh3+ 23. Bxh3 Rxh3 24. Kg2 Rh6 25. Rf7 $16) 21. Qg3
Ng5 22. Qxh4 Rxh4 23. Kh2 (23. Rfc1 $142) 23... c6 $2 24. bxc6 bxc6 25. Rbc1 $6
(25. Rfc1 $1 $18) 25... Bd6 26. Rxc6+ Kd7 27. Nc3 (27. Ra6) 27... Nf3+ (27...
Rxh3+) 28. Kg3 $18 Kxc6 29. Bxf3+ Rxf3+ 30. Kxf3 Rxh3+ 31. Ke2 g6 32. Ne4 Be7
33. Rc1+ Kb6 34. Rc8 $18 h5 35. Rg8 hxg4 36. Rxg6+ Kb5 37. Rxg4 Ba3 38. Rg5 Bb2
39. d4 Kb4 40. Rxe5 Rh6 41. f4 Bc1 42. f5 Ra6 43. f6 Rxa2+ 44. Kf3 1-0

[Event "IRT LCX - Biblioteca Municipal"]
[Site "Campinas SP - Brazil"]
[Date "2011.09.08"]
[Round "13"]
[White "Martínez, Carlos Alejandro"]
[Black "Goncalves M, Marcus Vinicius"]
[Result "1-0"]
[ECO "B20"]
[WhiteElo "2501"]
[BlackElo "1909"]
[Annotator "Carlos Alejandro Martinez / Guilherme Borelli"]
[PlyCount "73"]
[EventDate "2011.08.27"]
[EventType "tourn"]
[EventRounds "14"]
[EventCountry "BRA"]

1. b3 c5 2. e4 d5 3. exd5 Qxd5 4. Nc3 Qe6+ 5. Be2 Nf6 6. Nf3 a6 7. O-O g6 8.
Re1 Qd6 9. Bb2 Bg7 10. Ne4 Qb6 11. Nxf6+ Bxf6 12. Bxf6 Qxf6 13. d4 $14 cxd4 14.
Qxd4 Qxd4 15. Nxd4 O-O 16. Bf3 Re8 17. c4 e5 18. c5 (18. Rad1) 18... Ra7 (18...
Kf8) 19. Rad1 Kf8 20. Nc2 f5 $16 21. Bd5 (21. Ne3 e4 22. Nc4) 21... Nd7 22. b4
$14 Nf6 23. Ne3 (23. Bb3 $1) 23... Bd7 24. Nc4 $16 Ba4 25. Rd2 Re7 26. Rxe5
Nxd5 27. Rdxd5 Rxe5 28. Rxe5 b5 29. Nb6 Re7 30. Rxe7 Kxe7 31. Nxa4 bxa4 $18 32.
Kf1 Kd7 33. Ke2 Kc6 34. a3 g5 (34... a5 35. Kd3 axb4 36. axb4 Kb5 37. Kc3 g5
38. Kb2 Kc6 39. Ka3 Kb5 40. h3 h5 41. f4 gxf4 42. h4 f3 43. gxf3 f4 44. Kb2 Ka6
45. c6 Kb6 46. b5) 35. Kd3 Kb5 36. Kc3 a5 37. g3 1-0

[Event "IRT LCX - Biblioteca Municipal"]
[Site "Campinas SP - Brazil"]
[Date "2011.09.08"]
[Round "13"]
[White "Cardoso, Matheus Santos"]
[Black "Pozza, Thiago Souza"]
[Result "1/2-1/2"]
[ECO "B32"]
[WhiteElo "1709"]
[BlackElo "1760"]
[Annotator "Carlos Alejandro Martinez / Guilherme Borelli"]
[PlyCount "74"]
[EventDate "2011.08.27"]
[EventType "tourn"]
[EventRounds "14"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. c3 d5 5. exd5 Qxd5 6. Nxd4 e5 7. Nb5 Qxd1+ 8.
Kxd1 Kd8 9. Bc4 a6 10. N5a3 f5 11. Be3 Kc7 12. Bb3 f4 13. Bd2 Bf5 14. Bc2 Bxc2+
15. Kxc2 $11 Nf6 16. f3 b5 17. Re1 Bc5 18. Bc1 g5 19. Nd2 Nd5 20. Ne4 Be7 21.
Nb1 Rhd8 22. h3 Rac8 23. a3 Kb7 24. Kb3 Rc7 25. Nbd2 Ne3 26. Re2 Na5+ 27. Ka2
Rcd7 28. b3 Nc6 29. Bb2 Nf5 30. Nf1 Rd1 31. Rxd1 Rxd1 32. Nfd2 h5 33. a4 bxa4
34. bxa4 Rg1 35. Ba3 Bxa3 36. Kxa3 Ra1+ 37. Kb2 Rg1 1/2-1/2

[Event "IRT LCX - Biblioteca Municipal"]
[Site "Campinas SP - Brazil"]
[Date "2011.09.08"]
[Round "13"]
[White "Santos Junior, Luiz Sergio"]
[Black "Mecking, Henrique"]
[Result "0-1"]
[ECO "B90"]
[WhiteElo "1680"]
[BlackElo "2578"]
[Annotator "Carlos Alejandro Martinez / Guilherme Borelli"]
[PlyCount "64"]
[EventDate "2011.08.27"]
[EventType "tourn"]
[EventRounds "14"]
[EventCountry "BRA"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be6 8. Bg5
Nbd7 9. Qd2 h6 10. Bxf6 Nxf6 11. O-O-O Be7 12. f4 Qc7 (12... Bxb3 $15) 13. Kb1
Rc8 14. f5 Bd7 (14... Bxb3 15. cxb3 O-O) 15. Be2 b5 $17 16. g4 b4 $1 $17 17.
Nd5 Nxd5 18. exd5 a5 19. h4 h5 $1 20. Rdf1 hxg4 21. Bxg4 Rxh4 22. Rxh4 Bxh4 23.
Rh1 Bf6 24. Rh8+ Ke7 25. Rxc8 Bxc8 26. Qd3 Qb6 27. Qc4 Qg1+ 28. Nc1 Bd7 (28...
Bg5) 29. Be2 Bg5 30. Bf1 Qe3 31. Nd3 e4 32. b3 exd3 0-1

[Event "IRT LCX - Biblioteca Municipal"]
[Site "Campinas SP - Brazil"]
[Date "2011.09.08"]
[Round "13"]
[White "Haelvoet, Guilherme"]
[Black "Goncalves Machado, Henrique"]
[Result "1-0"]
[ECO "A65"]
[BlackElo "1717"]
[Annotator "Carlos Alejandro Martinez / Guilherme Borelli"]
[PlyCount "59"]
[EventDate "2011.08.27"]
[EventType "tourn"]
[EventRounds "14"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 Be7 (6... g6) 7. Bb5+
Nbd7 8. Nf3 O-O 9. Bf4 Re8 (9... a6) 10. O-O a6 11. Bd3 b5 12. Re1 (12. Rc1) (
12. Qd2) 12... c4 (12... Ng4) (12... b4) 13. Bc2 Qc7 (13... b4 $5) 14. h3 (14.
Rc1) 14... Bb7 (14... Ne5) (14... b4) 15. Rc1 b4 (15... Ne5) (15... Nf8) 16.
Na4 $16 Nc5 $2 (16... Rac8) 17. Nxc5 Qxc5 18. Bd3 $18 c3 (18... Rac8) 19. bxc3
bxc3 20. Qb3 Rab8 21. Qxc3 (21. Rxc3 Qa5 22. Qa3) 21... Qxc3 22. Rxc3 Rec8 $6 (
22... Ba8) (22... Nd7) 23. Rb3 $18 Ba8 24. Nd4 g6 25. Bxa6 Rxb3 26. axb3 Rb8 (
26... Re8) 27. Nc6 Bxc6 (27... Re8) 28. dxc6 Ne8 29. e5 (29. Bb7) 29... dxe5 (
29... d5 30. Bb7) 30. Rxe5 1-0

[Event "IRT LCX - Biblioteca Municipal"]
[Site "Campinas SP - Brazil"]
[Date "2011.09.09"]
[Round "14"]
[White "Goncalves M, Marcus Vinicius"]
[Black "Goncalves Machado, Henrique"]
[Result "1-0"]
[ECO "D85"]
[WhiteElo "1909"]
[BlackElo "1717"]
[Annotator "Carlos Alejandro Martinez / Guilherme Borelli"]
[PlyCount "53"]
[EventDate "2011.08.27"]
[EventType "tourn"]
[EventRounds "14"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Nf3 O-O 8.
Rb1 c5 9. Bc4 Qa5 10. Bd2 cxd4 11. cxd4 Qh5 12. Rb5 Qg4 13. h3 Qxg2 14. Rh2
Qxh3 15. Rxh3 Bxh3 16. Rxb7 Nc6 17. Be3 Na5 18. Rb4 Rac8 19. Ng5 Bd7 20. Bb5
Bxb5 21. Rxb5 Nc4 22. Qd3 h6 23. Nf3 Rfd8 24. d5 Nb2 25. Rxb2 Bxb2 26. Bxh6
Rc1+ 27. Bxc1 1-0

[Event "IRT LCX - Biblioteca Municipal"]
[Site "Campinas SP - Brazil"]
[Date "2011.09.09"]
[Round "14"]
[White "Haelvoet, Guilherme"]
[Black "Santos Junior, Luiz Sergio"]
[Result "0-1"]
[ECO "E97"]
[BlackElo "1680"]
[Annotator "Carlos Alejandro Martinez / Guilherme Borelli"]
[PlyCount "78"]
[EventDate "2011.08.27"]
[EventType "tourn"]
[EventRounds "14"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O Nc6 8. d5
Ne7 9. b4 h6 (9... a5) 10. c5 Nh7 11. Nd2 f5 12. f3 f4 13. a4 h5 14. Nc4 g5 15.
Ba3 Nf6 16. cxd6 cxd6 17. h3 $6 Rf7 18. Nb5 Ne8 19. Rc1 a6 20. Nbxd6 $2 (20.
Nc3 $14) 20... Nxd6 21. b5 Nxc4 22. Bxc4 Qb6+ 23. Kh1 axb5 24. d6 bxc4 25. dxe7
Be6 26. Bc5 Qc7 27. Rb1 Bf6 28. Bd6 Qd7 29. Rb5 Bxe7 30. Bxe7 Qxe7 31. Qa1 g4
32. Qxe5 Bd7 33. Qxh5 Bxb5 34. axb5 gxh3 35. gxh3 c3 36. Qd5 Qd7 37. Rg1+ Kf8
38. Qc5+ Re7 39. Qxc3 Qxh3# 0-1

[Event "IRT LCX - Biblioteca Municipal"]
[Site "Campinas SP - Brazil"]
[Date "2011.09.09"]
[Round "14"]
[White "Mecking, Henrique"]
[Black "Cardoso, Matheus Santos"]
[Result "1-0"]
[ECO "E85"]
[WhiteElo "2578"]
[BlackElo "1709"]
[Annotator "Carlos Alejandro Martinez / Guilherme Borelli"]
[PlyCount "63"]
[EventDate "2011.08.27"]
[EventType "tourn"]
[EventRounds "14"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Be3 e5 7. Qd2 Nc6 8. Nge2
exd4 9. Nxd4 Bd7 10. Be2 Re8 11. O-O Ne5 12. Rac1 Be6 13. Nxe6 fxe6 (13... Rxe6
) 14. Rfd1 b6 15. b4 Qe7 16. h3 Rad8 17. f4 Nf7 18. b5 e5 19. f5 Qd7 20. g4
gxf5 21. exf5 e4 22. g5 Qxf5 23. gxf6 Qxf6 24. Kh1 Qh4 25. Bg4 Ne5 26. Bg5 Qg3
27. Nxe4 Qa3 28. Nf6+ Kh8 29. Qc2 Bxf6 30. Bxf6+ Kg8 31. Rg1 Ng6 32. Qg2 1-0

[Event "IRT LCX - Biblioteca Municipal"]
[Site "Campinas SP - Brazil"]
[Date "2011.09.09"]
[Round "14"]
[White "Pozza, Thiago Souza"]
[Black "Martínez, Carlos Alejandro"]
[Result "0-1"]
[ECO "A60"]
[WhiteElo "1760"]
[BlackElo "2501"]
[Annotator "Carlos Alejandro Martinez / Guilherme Borelli"]
[PlyCount "44"]
[EventDate "2011.08.27"]
[EventType "tourn"]
[EventRounds "14"]
[EventCountry "BRA"]

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. Nxd5 Nxd5 6. Qxd5 Nc6 7. a3 $6 (7.
Nf3) 7... d6 (7... Nd4) 8. e4 Nd4 $1 $17 9. Bd3 Nb3 (9... Qb6 $5) 10. Rb1 Qa5+
11. Kf1 (11. Kd1) 11... Nxc1 12. Rxc1 Qd2 $2 (12... Qb6 $15) 13. Ne2 $2 (13.
Rb1) 13... Qxb2 14. f4 Be6 $19 15. Qg5 Be7 (15... Qxa3 $19) 16. Qg3 O-O 17. e5
dxe5 18. fxe5 f6 19. exf6 Bxf6 20. Ke1 Rae8 21. Rf1 Bf5 (21... Bg4) 22. Rc2
Bxd3 $1 (22... Bxd3 23. Rxb2 Bc3+ 24. Rd2 Rxe2+ 25. Kd1 Rxf1+) 0-1