[Event "Potiguar-ch"]
[Site "Natal"]
[Date "2014.08.17"]
[Round "4"]
[White "Da Silva Jr, Ivonaldo Silvestre"]
[Black "De Carvalho, Matheus Leao"]
[Result "1-0"]
[ECO "B08"]
[WhiteElo "1583"]
[BlackElo "1797"]
[PlyCount "57"]
[EventDate "2014.08.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 162 Extra"]
[Source "ChessBase"]
[SourceDate "2014.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2014.10.17"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nf3 d6 4. Nc3 Nf6 5. Be2 0-0 6. 0-0 Nbd7 7. Bg5 Re8 8. Qd2 c6 9. Rfe1 Nf8 10. h3 Ne6 11. Be3 Qc7 12. Rad1 Bd7 13. Ng5 Nf8 14. Qc1 Rac8 15. Bf4 e5 16. dxe5 dxe5 17. Be3 h5 18. Bc4 Re7 19. Bc5 Be8 20. Bxe7 Qxe7 21. Qd2 Bh6 22. f4 exf4 23. Qxf4 Qc5+ 24. Kh1 Qxc4 25. Qxf6 Nd7 26. Rxd7 Bxd7 27. b3 Bg7 28. Qxg7+ Kxg7 29. bxc4 1-0

[Event "Potiguar-ch"]
[Site "Natal"]
[Date "2014.08.16"]
[Round "2"]
[White "Da Silva Jr, Ivonaldo Silvestre"]
[Black "Macedo, Alexandre Soares"]
[Result "0-1"]
[ECO "B12"]
[WhiteElo "1583"]
[BlackElo "1873"]
[PlyCount "74"]
[EventDate "2014.08.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 162 Extra"]
[Source "ChessBase"]
[SourceDate "2014.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2014.10.17"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. Bd3 Bxd3 5. Qxd3 e6 6. Nf3 Nd7 7. 0-0 Ne7 8. c3 Ng6 9. Re1 Be7 10. Na3 Bxa3 11. bxa3 Nb6 12. Bg5 Qc7 13. Rab1 h6 14. Bd2 Nc4 15. Bc1 b6 16. Nd2 Nxd2 17. Bxd2 Qe7 18. c4 Rd8 19. Rbc1 0-0 20. cxd5 Rxd5 21. Rxc6 Nxe5 22. Qc3 Nxc6 23. Qxc6 Rxd4 24. Bb4 Qd8 25. h3 Rd1 26. Rxd1 Qxd1+ 27. Kh2 Rd8 28. Be7 Rd2 29. Qa8+ Kh7 30. Qe4+ f5 31. Qe5 Qe2 32. Bd6 Qxe5+ 33. Bxe5 Rxa2 34. Bd6 Rxf2 35. Bb8 a6 36. Ba7 Rb2 37. Kg3 g5 0-1

[Event "Potiguar-ch"]
[Site "Natal"]
[Date "2014.08.16"]
[Round "3"]
[White "Lopes, Bianca Luanna Barro"]
[Black "Da Silva Jr, Ivonaldo Silvestre"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "1773"]
[BlackElo "1583"]
[PlyCount "69"]
[EventDate "2014.08.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 162 Extra"]
[Source "ChessBase"]
[SourceDate "2014.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2014.10.17"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 d6 3. f4 Nc6 4. Bb5 Bd7 5. Nf3 a6 6. Bc4 b5 7. Be2 Qc7 8. 0-0 Nf6 9. Nd5 Nxd5 10. exd5 Nb4 11. c4 bxc4 12. Bxc4 Bb5 13. d3 Bxc4 14. dxc4 a5 15. Ng5 g6 16. Qe2 Bg7 17. Qd1 0-0 18. a3 Na6 19. Rb1 Rab8 20. Qc2 Rb6 21. f5 Qd7 22. fxg6 fxg6 23. Rxf8+ Bxf8 24. Qf2 Qf5 25. Qxf5 gxf5 26. Ne6 Bg7 27. Nxg7 Kxg7 28. Bd2 a4 29. Bc3+ Kf7 30. Rf1 Kg6 31. Rf3 Nc7 32. Rg3+ Kh6 33. Rg7 Rb7 34. Rxe7 Ra7 35. Rd7 1-0

[Event "Potiguar-ch"]
[Site "Natal"]
[Date "2014.08.15"]
[Round "1"]
[White "Rocha, Vitor Firmo de Souz"]
[Black "Da Silva Jr, Ivonaldo Silvestre"]
[Result "1-0"]
[ECO "B52"]
[WhiteElo "2021"]
[BlackElo "1583"]
[PlyCount "79"]
[EventDate "2014.08.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 162 Extra"]
[Source "ChessBase"]
[SourceDate "2014.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2014.10.17"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Nxd7 5. 0-0 Ngf6 6. Re1 e6 7. c3 Qc7 8. d4 cxd4 9. cxd4 Rd8 10. Nc3 a6 11. Bg5 Be7 12. Rc1 Qb8 13. Qe2 e5 14. Nd5 Nxd5 15. exd5 Bxg5 16. Nxg5 0-0 17. Ne6 fxe6 18. dxe6 Rfe8 19. exd7 Rxd7 20. Qg4 Rc7 21. Qe4 Rxc1 22. Qd5+ Kh8 23. Rxc1 exd4 24. Qxd4 Qc7 25. Qf4 Qe7 26. g3 Rf8 27. Qd2 Qf7 28. b3 h6 29. Rc4 Qf5 30. Rd4 Rd8 31. Rd5 Qb1+ 32. Kg2 Qe4+ 33. f3 Qe6 34. h4 g6 35. Qxh6+ Kg8 36. Rg5 Kf7 37. Qh7+ Kf8 38. Rxg6 Qe2+ 39. Kh3 Qxf3 40. Rg8# 1-0

[Event "Natal Potiguar IRT op"]
[Site "Natal"]
[Date "2014.03.28"]
[Round "1"]
[White "Rocha, Vitor Firmo de Souz"]
[Black "Da Silva Jr, Ivonaldo Silvestre"]
[Result "1-0"]
[ECO "B52"]
[WhiteElo "2015"]
[BlackElo "1585"]
[PlyCount "53"]
[EventDate "2014.03.28"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "CBM 159 Extra"]
[Source "ChessBase"]
[SourceDate "2014.04.24"]
[SourceVersion "1"]
[SourceVersionDate "2014.04.24"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Nxd7 5. 0-0 Ngf6 6. Re1 g6 7. c3 Bg7 8. d4 0-0 9. h3 Rc8 10. Bf4 Nh5 11. Bh2 Qc7 12. e5 Bh8 13. Na3 a6 14. exd6 exd6 15. dxc5 Rfe8 16. cxd6 Qc6 17. Nc2 Ng7 18. Nb4 Qb5 19. Nd4 Qb6 20. Nd5 Qd8 21. Ne7+ Kf8 22. Nxc8 Qxc8 23. Qf3 b5 24. Re3 Nc5 25. Rae1 Nce6 26. Qd5 Qd7 27. Be5 1-0

[Event "Natal op"]
[Site "Natal"]
[Date "2013.09.08"]
[Round "6"]
[White "Da Silva Jr, Ivonaldo Silvestre"]
[Black "Da Silva, Cibele Florencio"]
[Result "1-0"]
[ECO "C60"]
[WhiteElo "1616"]
[BlackElo "1650"]
[PlyCount "36"]
[EventDate "2013.09.06"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Qf6 4. 0-0 a6 5. Ba4 b5 6. Bb3 h5 7. d3 d6 8. h3 Qg6 9. Ng5 f6 10. Bf7+ Qxf7 11. Nxf7 Kxf7 12. Nc3 Be6 13. Be3 Nge7 14. f4 g6 15. fxe5 dxe5 16. Bg5 Bg7 17. Qf3 Nd4 18. Qf2 c5 1-0

[Event "Natal op"]
[Site "Natal"]
[Date "2013.09.07"]
[Round "4"]
[White "Born, Ary"]
[Black "Da Silva Jr, Ivonaldo Silvestre"]
[Result "1-0"]
[ECO "B50"]
[WhiteElo "1465"]
[BlackElo "1616"]
[PlyCount "69"]
[EventDate "2013.09.06"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. e4 c5 2. c3 d6 3. Nf3 Nf6 4. Bc4 Nbd7 5. d3 e6 6. 0-0 Be7 7. Qe2 0-0 8. Bg5 Ne8 9. h4 Ndf6 10. Na3 a6 11. Nc2 b5 12. Bb3 Bb7 13. Ne3 Qc7 14. Rac1 Rc8 15. a3 h6 16. Bf4 Nd7 17. Bg3 Nef6 18. Rfd1 Rfd8 19. Nh2 Qc6 20. Nhg4 d5 21. e5 Ne8 22. d4 cxd4 23. cxd4 Qb6 24. Ba2 Rxc1 25. Rxc1 Qxd4 26. Bb1 Rc8 27. Rc2 Qe4 28. f3 Rxc2 29. Bxc2 Qd4 30. Kh2 f5 31. exf6 Nexf6 32. b4 Nh5 33. Nf5 Nxg3 34. Qxe6+ Kf8 35. Nxd4 1-0

[Event "Natal op"]
[Site "Natal"]
[Date "2013.09.07"]
[Round "3"]
[White "Da Silva Jr, Ivonaldo Silvestre"]
[Black "Arruda Filho, Ivo Pereira de"]
[Result "0-1"]
[ECO "B12"]
[WhiteElo "1616"]
[BlackElo "1795"]
[PlyCount "54"]
[EventDate "2013.09.06"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nf3 e6 5. c3 Nd7 6. Be2 c5 7. 0-0 Qb6 8. Re1 Ne7 9. Nbd2 cxd4 10. cxd4 Rc8 11. Nf1 Nc6 12. Ne3 Be4 13. Nc2 Bb4 14. Rf1 0-0 15. a3 Be7 16. b4 Bxc2 17. Qxc2 Nxd4 18. Qd3 Nxf3+ 19. Qxf3 Nxe5 20. Qg3 Bf6 21. Rb1 Ng6 22. Bb2 Bxb2 23. Rxb2 Qd4 24. Rbb1 Nf4 25. Bf3 e5 26. Rbd1 Qc3 27. Bxd5 Ne2+ 0-1

[Event "Natal op"]
[Site "Natal"]
[Date "2013.09.06"]
[Round "2"]
[White "Da Silva, Joseph W Bruno Rada"]
[Black "Da Silva Jr, Ivonaldo Silvestre"]
[Result "1/2-1/2"]
[ECO "E81"]
[WhiteElo "1800"]
[BlackElo "1616"]
[PlyCount "85"]
[EventDate "2013.09.06"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 0-0 6. Be3 Nbd7 7. Qd2 c5 8. Nge2 a6 9. h4 h5 10. 0-0-0 Qc7 11. d5 Ne5 12. Nf4 Bd7 13. Be2 Rfb8 14. a4 Qb6 15. Nh3 Qb4 16. Bh6 Nxc4 17. Bxc4 Qxc4 18. Bxg7 Kxg7 19. Qd3 Qxd3 20. Rxd3 b5 21. axb5 axb5 22. Kc2 b4 23. Ne2 Bxh3 24. Rxh3 Nd7 25. g4 hxg4 26. fxg4 Ne5 27. Rdg3 Rh8 28. h5 Rag8 29. Nf4 Rh6 30. g5 Rh7 31. h6+ Kf8 32. Rh1 Rgh8 33. Ne6+ fxe6 34. dxe6 Ke8 35. Ra1 Kd8 36. Ra7 Nc6 37. Rd7+ Kc8 38. Rg1 Nd4+ 39. Kd3 Nxe6 40. Ra7 Kb8 41. Rga1 Nxg5 42. Ra8+ Kc7 43. R1a7+ 1/2-1/2

[Event "Natal op"]
[Site "Natal"]
[Date "2013.09.06"]
[Round "1"]
[White "Da Silva Jr, Ivonaldo Silvestre"]
[Black "Cunha, Eduardo Arruda da G"]
[Result "0-1"]
[ECO "B98"]
[WhiteElo "1616"]
[BlackElo "2213"]
[PlyCount "60"]
[EventDate "2013.09.06"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Be7 8. Qf3 Qc7 9. Bd3 Nbd7 10. 0-0 b5 11. Nb3 b4 12. Ne2 Bb7 13. Ned4 Rc8 14. Rae1 Nc5 15. Nd2 h6 16. Bh4 Nfxe4 17. Nxe4 Bxh4 18. g3 Be7 19. Qe2 0-0 20. Nf2 Bf6 21. Nb3 Na4 22. Rb1 Bxb2 23. Qe3 Bf6 24. Rbd1 Nc3 25. Rd2 Nxa2 26. Rfd1 Nc3 27. Rc1 Nd5 28. Qe2 Qc3 29. Rcd1 Qb2 30. Nc1 Nc3 0-1

[Event "Potiguar-ch"]
[Site "Natal"]
[Date "2012.09.30"]
[Round "9.11"]
[White "De Macedo, Luiz Soares"]
[Black "Da Silva Jr, Ivonaldo Silvestre"]
[Result "1/2-1/2"]
[ECO "B70"]
[WhiteElo "1718"]
[PlyCount "119"]
[EventDate "2012.09.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. 0-0 0-0 8. Bg5 Nc6 9. Nf3 Bg4 10. a3 h6 11. Bh4 Qd7 12. Rc1 Nh5 13. Re1 Nf4 14. Bf1 Ne5 15. Nxe5 Bxe5 16. f3 Be6 17. Bg3 g5 18. Qd2 f6 19. b4 Nh5 20. Bxe5 fxe5 21. Bb5 Qc8 22. Nd5 Bxd5 23. Qxd5+ Kh8 24. c4 Nf4 25. Qd2 b6 26. Kh1 Rg8 27. Ba4 Rg7 28. Re3 g4 29. g3 Nh5 30. Bd1 gxf3 31. Bxf3 Qh3 32. Bg2 Qg4 33. Kg1 Rag8 34. Rf1 Nf4 35. Bf3 Qh3 36. Rf2 Nh5 37. Bg2 Qg4 38. Ref3 Rh7 39. Rf8 Nf6 40. Rxg8+ Kxg8 41. Bf3 Qh3 42. Bg2 Qg4 43. Bf3 Qh3 44. Qe3 Ng4 45. Bxg4 Qxg4 46. Qd3 h5 47. Qd5+ Kg7 48. Qf7+ Kh6 49. Qf8+ Rg7 50. Qh8+ Rh7 51. Qf8+ Rg7 52. Qh8+ Rh7 53. Qf8+ Rg7 54. Rf5 Qd1+ 55. Kg2 Qd2+ 56. Kh3 Qd1 57. Qh8+ Rh7 58. Qf8+ Rg7 59. Qh8+ Rh7 60. Qf8+ 1/2-1/2

[Event "Potiguar-ch"]
[Site "Natal"]
[Date "2012.09.29"]
[Round "8.9"]
[White "Da Silva Jr, Ivonaldo Silvestre"]
[Black "Pinheiro, Ghabriel Alves"]
[Result "0-1"]
[ECO "B78"]
[BlackElo "1851"]
[PlyCount "60"]
[EventDate "2012.09.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 0-0 8. Bc4 Nc6 9. Qd2 Bd7 10. 0-0-0 Rc8 11. Bb3 Na5 12. g4 Nc4 13. Bxc4 Rxc4 14. h4 h5 15. gxh5 Nxh5 16. Bh6 Rxd4 17. Qe3 Rxd1+ 18. Rxd1 Qb6 19. Qd2 Rc8 20. Bxg7 Kxg7 21. Nd5 Qd8 22. Qd4+ Kg8 23. Qxa7 Bc6 24. Nb4 Nf4 25. Nxc6 bxc6 26. Qe3 e5 27. Rh1 Qe7 28. Qf2 d5 29. exd5 cxd5 30. Rh2 Nd3+ 0-1

[Event "Potiguar-ch"]
[Site "Natal"]
[Date "2012.09.29"]
[Round "7.6"]
[White "Macedo, Maximo Valerio"]
[Black "Da Silva Jr, Ivonaldo Silvestre"]
[Result "1-0"]
[ECO "E81"]
[WhiteElo "2055"]
[PlyCount "55"]
[EventDate "2012.09.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 0-0 6. Be3 Nbd7 7. Qd2 c5 8. d5 Nb6 9. Bd3 e6 10. Nge2 exd5 11. cxd5 Re8 12. Bg5 a6 13. g4 Bd7 14. h4 Na4 15. h5 Nxc3 16. Nxc3 b5 17. 0-0-0 b4 18. Ne2 Qa5 19. Kb1 Reb8 20. Qf4 Ne8 21. hxg6 fxg6 22. Rxh7 b3 23. a3 Bb5 24. Bxb5 axb5 25. Be7 b4 26. Rh8+ Kxh8 27. Qf7 Bh6 28. Rh1 1-0

[Event "Potiguar-ch"]
[Site "Natal"]
[Date "2012.09.23"]
[Round "5.13"]
[White "Da Silva Jr, Ivonaldo Silvestre"]
[Black "Caldas, Danilo Raposo Freir"]
[Result "1-0"]
[ECO "B02"]
[PlyCount "58"]
[EventDate "2012.09.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 Nf6 2. e5 Nd5 3. c4 Nb6 4. Nc3 d6 5. Nf3 Nc6 6. exd6 exd6 7. b3 Be7 8. Bd3 Ne5 9. Nxe5 dxe5 10. Qc2 h6 11. 0-0 Be6 12. Bb2 Qd7 13. Ne4 0-0-0 14. Be2 f5 15. c5 Na8 16. Ng3 Qxd2 17. Qxd2 Rxd2 18. Bxe5 Rg8 19. b4 g5 20. Rfd1 Rgd8 21. Rxd2 Rxd2 22. f4 gxf4 23. Bxf4 Rd4 24. Bxh6 Rxb4 25. a3 Bxc5+ 26. Kh1 Rb2 27. a4 Bd4 28. Rd1 Be5 29. Bg5 b6 1-0

[Event "Potiguar-ch"]
[Site "Natal"]
[Date "2012.09.23"]
[Round "4.9"]
[White "Macedo, Alexandre Soares"]
[Black "Da Silva Jr, Ivonaldo Silvestre"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1862"]
[PlyCount "69"]
[EventDate "2012.09.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. b4 Nf6 2. Bb2 g6 3. c4 Bg7 4. e4 d6 5. Nf3 0-0 6. d3 Bg4 7. Be2 Nbd7 8. Nbd2 c5 9. a3 Qb6 10. Bc3 cxb4 11. axb4 Bxf3 12. Bxf3 Ng4 13. Bxg4 Bxc3 14. Bxd7 Bxa1 15. Qxa1 Qxb4 16. Ke2 a6 17. Rb1 Qc5 18. Rxb7 Qh5+ 19. Nf3 e5 20. Qa3 Rfd8 21. Qxd6 Qh6 22. Qxe5 Qc1 23. Be6 Qc2+ 24. Ke3 Qc1+ 25. Nd2 Qe1+ 26. Kf4 Qxd2+ 27. Kg3 Rxd3+ 28. f3 Qe1+ 29. Kg4 h5+ 30. Kg5 Qe3+ 31. f4 Rf8 32. Bxf7+ Rxf7 33. Qe8+ Rf8 34. Qxg6+ Kh8 35. Qg7# 1-0

[Event "Potiguar-ch"]
[Site "Natal"]
[Date "2012.09.22"]
[Round "3.14"]
[White "Da Silva Jr, Ivonaldo Silvestre"]
[Black "Cavalcante, Mariana Pinheiro Me"]
[Result "1-0"]
[ECO "B32"]
[PlyCount "75"]
[EventDate "2012.09.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 d6 4. dxc5 dxc5 5. Qxd8+ Nxd8 6. Bc4 Nf6 7. Nc3 e6 8. 0-0 Nc6 9. Bg5 Be7 10. e5 Nd7 11. Bxe7 Nxe7 12. Rad1 0-0 13. Rfe1 Nb6 14. Bd3 c4 15. Be4 Bd7 16. Bxb7 Rab8 17. Be4 Bb5 18. Nxb5 a6 19. Nc3 Nbc8 20. b3 cxb3 21. axb3 Nb6 22. Re3 f6 23. exf6 Rxf6 24. Ng5 h6 25. Nxe6 Rxe6 26. Bh7+ Kf7 27. Rxe6 Kxe6 28. Re1+ Kf6 29. Ne4+ Kf7 30. Nd6+ Kf8 31. Re3 Ned5 32. Rf3+ Nf6 33. h4 Rd8 34. Ne4 Nbd5 35. c4 Ke7 36. cxd5 Nxh7 37. Re3 Rxd5 38. Nc3+ 1-0

[Event "Potiguar-ch"]
[Site "Natal"]
[Date "2012.09.22"]
[Round "2.10"]
[White "Lacerda, Gabriel Valero Bell"]
[Black "Da Silva Jr, Ivonaldo Silvestre"]
[Result "1-0"]
[ECO "A07"]
[PlyCount "55"]
[EventDate "2012.09.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 Nf6 3. Bg2 Bf5 4. d3 e6 5. 0-0 Nc6 6. Nbd2 Bb4 7. a3 Ba5 8. b4 Bb6 9. c4 0-0 10. c5 Bxc5 11. bxc5 Nd7 12. Qc2 Qf6 13. Bb2 d4 14. e4 Bg4 15. h3 Bh5 16. Rac1 e5 17. g4 Bg6 18. Nc4 Nxc5 19. Qe2 Nd7 20. Rb1 Rab8 21. Bc1 h6 22. g5 hxg5 23. Bxg5 Qe6 24. Nh4 Bh7 25. Qg4 Qxg4 26. hxg4 f6 27. Bd2 Nc5 28. Nb2 1-0

[Event "Potiguar-ch"]
[Site "Natal"]
[Date "2012.09.21"]
[Round "1.13"]
[White "Da Silva Jr, Ivonaldo Silvestre"]
[Black "Bento, Alex Janes"]
[Result "1/2-1/2"]
[ECO "C55"]
[BlackElo "1891"]
[PlyCount "127"]
[EventDate "2012.09.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Be7 4. d4 exd4 5. Nxd4 Nf6 6. Nc3 Na5 7. Bd3 d6 8. 0-0 c5 9. Nf5 Bxf5 10. exf5 c4 11. Be4 Nxe4 12. Nxe4 d5 13. Nc3 d4 14. Ne4 0-0 15. Qg4 Qb6 16. Ng3 Kh8 17. Nh5 Rg8 18. Re1 Nc6 19. b3 Qb4 20. Bg5 Bxg5 21. Qxg5 Rad8 22. f6 g6 23. Ng3 Rde8 24. Rxe8 Rxe8 25. h3 cxb3 26. axb3 Qc3 27. Rc1 Qa5 28. Qxa5 Nxa5 29. f3 Re6 30. Ne4 b6 31. Rd1 Nc6 32. b4 a6 33. Rb1 Ne5 34. Rd1 Nc6 35. Rb1 a5 36. bxa5 Nxa5 37. Rb5 h6 38. Rb4 g5 39. Rxd4 Kh7 40. Rd6 Rxd6 41. Nxd6 Kg6 42. Ne4 Nc4 43. Kf2 Ne5 44. g4 Nd7 45. Ke3 Nxf6 46. Nxf6 Kxf6 47. Ke4 Ke6 48. Kd4 Kd6 49. c4 f6 50. Ke4 Kc5 51. Kd3 Kd6 52. Kd4 Ke6 53. Ke4 Kd6 54. Kd4 Kc6 55. Ke4 Kc5 56. Kd3 Kd6 57. Kd4 Ke6 58. Ke4 Kd6 59. Kd4 Kc6 60. Kd3 Kc5 61. Kc3 Kd6 62. Kb4 Kc6 63. Kc3 Kc5 64. Kd3 1/2-1/2

