[Event "Amazonas-ch final"]
[Site "Manaus"]
[Date "2014.09.07"]
[Round "9"]
[White "Silveira, Lorensen Willer Soa"]
[Black "Da Paz, Leonardo Gadelha"]
[Result "0-1"]
[ECO "B02"]
[WhiteElo "1579"]
[BlackElo "2026"]
[PlyCount "96"]
[EventDate "2014.08.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nf6 3. Nc3 d5 4. exd5 Nxd5 5. Bc4 e6 6. 0-0 Be7 7. d3 0-0 8. Bd2 Nc6 9. a3 a6 10. Re1 b5 11. Ba2 Bb7 12. Ne5 Nxc3 13. Bxc3 Nd4 14. Qg4 Bf6 15. Bxd4 Qxd4 16. Qxd4 cxd4 17. Nd7 Rfd8 18. Nxf6+ gxf6 19. Rac1 Rac8 20. f3 Rc5 21. f4 a5 22. g3 a4 23. Red1 Rdc8 24. Rd2 Kf8 25. Rf2 h5 26. Kf1 Ke7 27. Ke1 h4 28. Kd2 hxg3 29. hxg3 Rg8 30. Rg1 Rh5 31. c3 dxc3+ 32. bxc3 Rh3 33. g4 Rd8 34. d4 Rc8 35. Rc1 Rg3 36. f5 Rxg4 37. fxe6 fxe6 38. Re1 Be4 39. Rfe2 f5 40. d5 exd5 41. Bb1 Ke6 42. Bd3 Rc5 43. Rb1 Rg3 44. Bxb5 Rcxc3 45. Bxa4 Rcd3+ 46. Kc1 Rg1+ 47. Kc2 Rxb1 48. Kxb1 Re3+ 0-1

[Event "Amazonas-ch final"]
[Site "Manaus"]
[Date "2014.09.06"]
[Round "8"]
[White "Silva, Gustavo da Nobrega"]
[Black "Silveira, Lorensen Willer Soa"]
[Result "0-1"]
[ECO "B72"]
[WhiteElo "1606"]
[BlackElo "1579"]
[PlyCount "56"]
[EventDate "2014.08.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Bd3 Bg7 7. 0-0 0-0 8. Be3 a6 9. Be2 Nbd7 10. Qd2 Nc5 11. Bh6 Nfxe4 12. Nxe4 Nxe4 13. Qe3 Nf6 14. Qg5 Ne4 15. Qe3 Nf6 16. Bxg7 Kxg7 17. Bc4 d5 18. Bb3 Re8 19. Qe5 Kg8 20. Rfd1 e6 21. Ba4 b5 22. Nc6 Qb6 23. Qxf6 Qxc6 24. Bb3 Bb7 25. c3 d4 26. Qf3 Qxf3 27. gxf3 Bxf3 28. Rd2 Red8 0-1

[Event "Amazonas-ch final"]
[Site "Manaus"]
[Date "2014.09.05"]
[Round "7"]
[White "Silveira, Lorensen Willer Soa"]
[Black "Rodrigues, Giorgy Friedman B"]
[Result "0-1"]
[ECO "A30"]
[WhiteElo "1579"]
[BlackElo "2155"]
[PlyCount "72"]
[EventDate "2014.08.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. c4 c5 2. d3 Nc6 3. Nf3 g6 4. g3 Bg7 5. Bg2 d6 6. 0-0 Qd7 7. Nc3 b6 8. Bd2 Bb7 9. Rb1 f5 10. Nd5 e6 11. Nf4 0-0-0 12. Qa4 Kb8 13. Ng5 e5 14. Nfe6 Rc8 15. Nxg7 Qxg7 16. Bd5 Nf6 17. Nf7 Nxd5 18. Nxh8 Nf6 19. b4 Nd4 20. Rfe1 Rxh8 21. bxc5 dxc5 22. f4 Nh5 23. Be3 exf4 24. gxf4 Ba8 25. Kf2 Qf6 26. Bxd4 cxd4 27. e3 Qh4+ 28. Ke2 Qxh2+ 29. Kd1 Bf3+ 30. Kc1 dxe3 31. Qb4 Rd8 32. Rxe3 Qxf4 33. Qe7 Rxd3 34. Qe8+ Kc7 35. Qe7+ Rd7 36. Qe6 Rd1+ 0-1

[Event "Amazonas-ch final"]
[Site "Manaus"]
[Date "2014.08.31"]
[Round "6"]
[White "Pessoa, Hudson Anselmo"]
[Black "Silveira, Lorensen Willer Soa"]
[Result "0-1"]
[ECO "A45"]
[WhiteElo "1881"]
[BlackElo "1579"]
[PlyCount "90"]
[EventDate "2014.08.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 e6 3. e4 Be7 4. Bd3 Nc6 5. c3 0-0 6. Ne2 d6 7. 0-0 h6 8. Bxf6 Bxf6 9. f4 e5 10. d5 Ne7 11. f5 c6 12. c4 cxd5 13. cxd5 Qb6+ 14. Kh1 Qxb2 15. Nbc3 Qb6 16. Rf3 Bd7 17. Rb1 Qc7 18. Bb5 a6 19. Bxd7 Qxd7 20. Na4 Nc8 21. Rc3 b5 22. Nb2 Nb6 23. Rbc1 Rfc8 24. Qg1 Rxc3 25. Rxc3 Rb8 26. Rc6 Na4 27. Qc1 Nc5 28. Qc2 Rc8 29. Rxc8+ Qxc8 30. Nd3 Qc7 31. g3 Bd8 32. Nb4 a5 33. Nc6 b4 34. Nc1 Qb6 35. Qc4 Bg5 36. Nb3 Nxb3 37. axb3 Qf2 38. Qd3 Be3 39. Qd1 Bb6 40. g4 Qe3 41. Kg2 Qxe4+ 42. Qf3 Qxf3+ 43. Kxf3 a4 44. Nxb4 axb3 45. Nd3 Bd4 0-1

[Event "Amazonas-ch final"]
[Site "Manaus"]
[Date "2014.08.30"]
[Round "5"]
[White "Silveira, Lorensen Willer Soa"]
[Black "Farias, Sergio Luiz Cardoso"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "1579"]
[BlackElo "1581"]
[PlyCount "93"]
[EventDate "2014.08.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Nc3 d6 4. d4 cxd4 5. Nxd4 Nf6 6. h3 a6 7. Bc4 g6 8. 0-0 Bg7 9. Nf3 0-0 10. Bg5 h6 11. Bf4 Qb6 12. Qc1 g5 13. Be3 Qc7 14. Bd3 e6 15. h4 g4 16. Nh2 h5 17. Bh6 Nh7 18. a3 f5 19. exf5 exf5 20. Nd5 Qf7 21. Bc4 Kh8 22. Nb6 Be6 23. Bxe6 Qxe6 24. Bxg7+ Kxg7 25. Nxa8 Rxa8 26. Re1 Qf6 27. g3 Ne5 28. Qe3 Nf8 29. Qb3 Qd8 30. Qxb7+ Kg6 31. Qd5 Rc8 32. Rad1 Nf7 33. c4 Qf6 34. b4 f4 35. gxf4 Qxh4 36. f5+ Kg7 37. Qd4+ Kg8 38. f6 Ng5 39. Re2 Nh3+ 40. Kf1 Ng5 41. Qxd6 Qh3+ 42. Ke1 Qxh2 43. Qd5+ Nfe6 44. Rxe6 Nf3+ 45. Ke2 Rb8 46. Re8+ Kh7 47. Qg8+ 1-0

[Event "Amazonas-ch final"]
[Site "Manaus"]
[Date "2014.08.23"]
[Round "3"]
[White "Silva, Leandro da Nobrega"]
[Black "Silveira, Lorensen Willer Soa"]
[Result "1-0"]
[ECO "B70"]
[WhiteElo "1757"]
[BlackElo "1579"]
[PlyCount "87"]
[EventDate "2014.08.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Bg5 Bg7 7. f4 Qb6 8. e5 Qxb2 9. Na4 Qa3 10. exf6 exf6 11. Bb5+ Bd7 12. Qe2+ Kf8 13. Bh4 Bxb5 14. Qxb5 Qe3+ 15. Ne2 Nc6 16. Qxb7 Re8 17. Qa6 Nd4 18. Qd3 Qxd3 19. cxd3 Nc2+ 20. Kd2 Nxa1 21. Rxa1 g5 22. Bg3 Ke7 23. Nd4 Kd7 24. Nf5 Rhg8 25. Rb1 Ke6 26. Nxg7+ Rxg7 27. Re1+ Kd7 28. Rxe8 Kxe8 29. f5 Kd7 30. d4 Rg8 31. d5 Rb8 32. Nc5+ Kd8 33. Kc3 Rb6 34. Ne4 Ke7 35. Bxd6+ Rxd6 36. Nxd6 Kxd6 37. Kd4 h6 38. g4 a5 39. a4 Kd7 40. Kc5 Kc7 41. d6+ Kd8 42. Kc6 Kc8 43. d7+ Kd8 44. h3 1-0

[Event "Amazonas-ch final"]
[Site "Manaus"]
[Date "2014.08.16"]
[Round "1"]
[White "De Oliveira, Victor Gabriel C"]
[Black "Silveira, Lorensen Willer Soa"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2032"]
[BlackElo "1579"]
[PlyCount "61"]
[EventDate "2014.08.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. g4 c5 2. Bg2 d6 3. g5 Nc6 4. c3 e6 5. d4 cxd4 6. cxd4 g6 7. h4 Bg7 8. d5 Ne5 9. f4 Nd7 10. dxe6 fxe6 11. Qxd6 Qa5+ 12. Bd2 Qb5 13. Qxe6+ Ne7 14. Nc3 Qxb2 15. Rb1 Nc5 16. Qxe7+ Kxe7 17. Rxb2 Re8 18. Rb5 Kd6 19. Nf3 Bd7 20. Rb1 Bf5 21. Nb5+ Kd7 22. Rd1 Bc2 23. Bh3+ Kd8 24. Ba5+ Ke7 25. Rc1 Bf5 26. Rxc5 b6 27. Rc7+ Kd8 28. Kf2 Re7 29. Rd1+ Ke8 30. Bb4 Re6 31. Rxg7 1-0

[Event "Manaus Amazonas-ch"]
[Site "Manaus"]
[Date "2014.07.27"]
[Round "5"]
[White "Silva, Miguel Zadorosny"]
[Black "Silveira, Lorensen Willer Soa"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1688"]
[BlackElo "1582"]
[PlyCount "95"]
[EventDate "2014.07.19"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 161 Extra"]
[Source "ChessBase"]
[SourceDate "2014.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2014.08.29"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 Bf5 3. e3 Nc6 4. Nf3 Nb4 5. Bd3 Nxd3+ 6. cxd3 Nf6 7. h3 h6 8. 0-0 e6 9. Nc3 a6 10. Re1 Bb4 11. a3 Ba5 12. b4 Bb6 13. Na4 c6 14. Nc5 Ra7 15. e4 dxe4 16. dxe4 Bh7 17. Be5 0-0 18. Nd2 Bxc5 19. dxc5 Qe7 20. Qe2 Raa8 21. Rad1 Nd7 22. Bh2 Qg5 23. Bd6 Rfe8 24. Nc4 f5 25. exf5 Bxf5 26. Qe3 Qg6 27. Qg3 Qxg3 28. Bxg3 Nf6 29. Nd6 Rf8 30. Nxb7 Ne4 31. Bf4 Nc3 32. Rd6 Be4 33. Be5 Nb5 34. Rxe6 Bd5 35. Re7 Rf7 36. Bb2 Ra7 37. Rxf7 Bxf7 38. Nd6 Bd5 39. Nf5 Rf7 40. Ne7+ Kf8 41. Nxd5 cxd5 42. Rd1 Rd7 43. a4 Nc7 44. Be5 Ne6 45. Bd6+ Kg8 46. Rxd5 Nf4 47. Rf5 Ng6 48. b5 1-0

[Event "Manaus Amazonas-ch"]
[Site "Manaus"]
[Date "2014.07.26"]
[Round "4"]
[White "Silveira, Lorensen Willer Soa"]
[Black "Da Silva, Mikhail Zoltan Iwan"]
[Result "0-1"]
[ECO "A37"]
[WhiteElo "1582"]
[BlackElo "2037"]
[PlyCount "56"]
[EventDate "2014.07.19"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 161 Extra"]
[Source "ChessBase"]
[SourceDate "2014.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2014.08.29"]
[SourceQuality "1"]

1. c4 c5 2. d3 Nc6 3. Nf3 g6 4. g3 Bg7 5. Bg2 e6 6. 0-0 Nge7 7. Nc3 0-0 8. Be3 Nd4 9. Rb1 Nec6 10. Ne4 b6 11. Ned2 d5 12. Nb3 Nxf3+ 13. Bxf3 Bb7 14. cxd5 exd5 15. Qc1 Ne5 16. Bg2 Re8 17. Re1 a5 18. h3 Qd7 19. d4 Nc4 20. Rd1 a4 21. Nd2 Nxe3 22. fxe3 Rxe3 23. dxc5 Rxg3 24. Nf3 Qxh3 25. Ne1 d4 26. c6 Bc8 27. Qf4 Bh6 28. Kf2 Rxg2+ 0-1

[Event "Manaus Amazonas-ch"]
[Site "Manaus"]
[Date "2014.07.20"]
[Round "3"]
[White "Nunes, Lucas Santos"]
[Black "Silveira, Lorensen Willer Soa"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1773"]
[BlackElo "1582"]
[PlyCount "106"]
[EventDate "2014.07.19"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 161 Extra"]
[Source "ChessBase"]
[SourceDate "2014.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2014.08.29"]
[SourceQuality "1"]

1. d4 d5 2. Nc3 Nc6 3. Nf3 g6 4. Bf4 a6 5. Ne5 Bf5 6. Nxc6 bxc6 7. e3 Bg7 8. Bd3 Bd7 9. 0-0 Nf6 10. Na4 0-0 11. Be5 Qc8 12. Nc5 Bf5 13. Bxf6 Bxf6 14. e4 dxe4 15. Bxe4 Bg7 16. c3 Bxe4 17. Nxe4 Rb8 18. Rb1 Rd8 19. Qf3 Rb6 20. Nc5 Rd5 21. b4 e5 22. Rfd1 exd4 23. cxd4 Rxd4 24. Rxd4 Bxd4 25. Qd3 Bxc5 26. bxc5 Rxb1+ 27. Qxb1 Qe6 28. h3 Qc4 29. Qb8+ Kg7 30. Qxc7 Qxc5 31. Qg3 g5 32. a3 Qc1+ 33. Kh2 Qf4 34. Qxf4 gxf4 35. g4 c5 36. Kg2 Kf6 37. Kf3 Ke5 38. Ke2 Kd4 39. f3 Kc3 40. a4 Kc2 41. a5 c4 42. h4 c3 43. h5 Kb2 44. g5 c2 45. g6 fxg6 46. hxg6 hxg6 47. Kf2 c1Q 48. Kg2 Qe3 49. Kh2 Qf2+ 50. Kh1 Qxf3+ 51. Kh2 Qg4 52. Kh1 f3 53. Kh2 Qg2# 0-1

[Event "Manaus Amazonas-ch"]
[Site "Manaus"]
[Date "2014.07.20"]
[Round "2"]
[White "Silveira, Lorensen Willer Soa"]
[Black "Dantas, Caetano Melo"]
[Result "1-0"]
[ECO "A20"]
[WhiteElo "1582"]
[PlyCount "65"]
[EventDate "2014.07.19"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 161 Extra"]
[Source "ChessBase"]
[SourceDate "2014.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2014.08.29"]
[SourceQuality "1"]

1. c4 e5 2. d3 Nf6 3. g3 Bb4+ 4. Bd2 Bxd2+ 5. Qxd2 0-0 6. Bg2 h6 7. Nf3 Nc6 8. 0-0 e4 9. Nc3 exf3 10. Bxf3 Nd4 11. Bg2 Nc6 12. Qd1 a6 13. h3 b5 14. cxb5 axb5 15. Nxb5 Ba6 16. Nc3 Rb8 17. Rb1 Bb5 18. b4 Nxb4 19. Rxb4 c5 20. Rxb5 Rxb5 21. Nxb5 Qb8 22. Qa4 g5 23. Na3 Qb7 24. Bxb7 Rb8 25. Qa7 Rf8 26. Nc4 g4 27. hxg4 Nxg4 28. Qxc5 h5 29. Qxh5 f5 30. Qg5+ Kh8 31. Kg2 Rg8 32. Rh1+ Nh6 33. Rxh6# 1-0

[Event "Manaus Amazonas-ch"]
[Site "Manaus"]
[Date "2014.07.19"]
[Round "1"]
[White "Vicuna, Frayser Serquen"]
[Black "Silveira, Lorensen Willer Soa"]
[Result "1-0"]
[ECO "B50"]
[BlackElo "1582"]
[PlyCount "63"]
[EventDate "2014.07.19"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 161 Extra"]
[Source "ChessBase"]
[SourceDate "2014.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2014.08.29"]
[SourceQuality "1"]

1. e4 c5 2. a3 g6 3. Bc4 Bg7 4. Nf3 Nf6 5. d3 d6 6. Nc3 0-0 7. 0-0 Nc6 8. Bg5 Bg4 9. h3 Bxf3 10. Qxf3 Qb6 11. Rab1 Ne5 12. Qe2 Nxc4 13. dxc4 Qa6 14. Nb5 Qc6 15. Nc3 h6 16. Bh4 Rfe8 17. Qe3 Kh7 18. Kh1 a6 19. f4 Nd7 20. Nd5 e6 21. Nc3 Bxc3 22. bxc3 Qa4 23. Rbd1 Nb6 24. Qf3 Nxc4 25. f5 exf5 26. exf5 Ne5 27. fxg6+ fxg6 28. Qxb7+ Kh8 29. Qd5 Kh7 30. Rf7+ Kh8 31. Bf6+ Kg8 32. Bxe5 1-0

[Event "Amazonense-ch sf 2"]
[Site "Manaus"]
[Date "2014.03.29"]
[Round "5.6"]
[White "Gutierrez, Enrique Alberto Sot"]
[Black "Silveira, Lorensen Willer Soa"]
[Result "1-0"]
[ECO "D12"]
[WhiteElo "1861"]
[BlackElo "1589"]
[PlyCount "99"]
[EventDate "2014.03.15"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 Bf5 5. Nc3 e6 6. Bd3 Bxd3 7. Qxd3 g6 8. 0-0 Bg7 9. Rd1 0-0 10. e4 dxe4 11. Nxe4 Nbd7 12. Bg5 Qc7 13. Rac1 Nxe4 14. Qxe4 Nb6 15. Bf4 Qd7 16. h4 Qe7 17. b3 Nd7 18. Qe3 Nf6 19. Bg5 Qa3 20. Rc2 h6 21. Bxf6 Bxf6 22. Qxh6 Bg7 23. Qg5 b6 24. h5 gxh5 25. Qxh5 f6 26. c5 bxc5 27. Qxc5 Qxc5 28. Rxc5 Rac8 29. Rdc1 Rfd8 30. Rxc6 Rxc6 31. Rxc6 e5 32. dxe5 fxe5 33. Ng5 Re8 34. Rc7 Ra8 35. f3 Bh6 36. Ne4 Rd8 37. Kf2 Rd3 38. Kg3 Be3 39. Kg4 Bb6 40. Nf6+ Kf8 41. Nd7+ Ke8 42. Nxb6 axb6 43. Rc6 Rd2 44. g3 Rxa2 45. Rxb6 Kd7 46. Kf5 Rf2 47. Ke4 Ke7 48. g4 Re2+ 49. Kd3 Rf2 50. Ke3 1-0

[Event "Amazonense-ch sf 2"]
[Site "Manaus"]
[Date "2014.03.22"]
[Round "3.7"]
[White "Leite, Thales Ferreira"]
[Black "Silveira, Lorensen Willer Soa"]
[Result "1/2-1/2"]
[ECO "C50"]
[WhiteElo "1801"]
[BlackElo "1589"]
[PlyCount "41"]
[EventDate "2014.03.15"]
[EventType "swiss"]
[EventRounds "5"]
[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 Bc5 4. d3 h6 5. a3 Nf6 6. b4 Bb6 7. h3 d6 8. Bb5 Bd7 9. Nc3 a6 10. Ba4 0-0 11. 0-0 Ba7 12. Bb2 Nh7 13. Qd2 b5 14. Bb3 Qf6 15. Bd5 Qg6 16. Bxc6 Bxc6 17. Nd5 Bxd5 18. exd5 Nf6 19. c4 Nh5 20. Kh2 Nf4 21. Ne1 1/2-1/2

[Event "Amazonense-ch sf 2"]
[Site "Manaus"]
[Date "2014.03.16"]
[Round "2.5"]
[White "Silveira, Lorensen Willer Soa"]
[Black "Da Paz, Leonardo Gadelha"]
[Result "0-1"]
[ECO "A11"]
[WhiteElo "1589"]
[BlackElo "2005"]
[PlyCount "66"]
[EventDate "2014.03.15"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 c6 2. d3 d5 3. cxd5 cxd5 4. g3 Nf6 5. Bg2 g6 6. Nf3 Bg7 7. 0-0 0-0 8. Nc3 a6 9. Bf4 Nc6 10. Qb3 b5 11. Be5 Be6 12. Rac1 Rc8 13. Qa3 b4 14. Qxa6 Nxe5 15. Nxe5 bxc3 16. Rxc3 Ng4 17. Nc6 Qd7 18. Rc2 Ra8 19. Qb5 Ne5 20. Bxd5 Kh8 21. Bg2 Rab8 22. Qa6 Nxc6 23. Bxc6 Qd6 24. b3 h5 25. Bb5 Qb4 26. Bc4 Bh3 27. Rfc1 Rb6 28. Qa7 Qd6 29. f3 Bd4+ 30. Kh1 h4 31. g4 Qf4 32. Qxe7 Kg7 33. Bd5 Re6 0-1

[Event "Amazonense-ch sf 2"]
[Site "Manaus"]
[Date "2014.03.15"]
[Round "1.12"]
[White "Amaral, Deborah Nascimento"]
[Black "Silveira, Lorensen Willer Soa"]
[Result "0-1"]
[ECO "C55"]
[BlackElo "1589"]
[PlyCount "56"]
[EventDate "2014.03.15"]
[EventType "swiss"]
[EventRounds "5"]
[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 Bc5 4. 0-0 Nf6 5. Nc3 d6 6. Ng5 0-0 7. d3 Bg4 8. Qe1 Bh5 9. b3 h6 10. Nh3 Bb4 11. Bd2 Nd4 12. Qe3 Bxc3 13. Bxc3 Nxc2 14. Qc1 Nxa1 15. Bxa1 c6 16. Bc3 b5 17. Bxb5 cxb5 18. f4 Qb6+ 19. Rf2 Ng4 20. fxe5 Nxf2 21. Nxf2 dxe5 22. Bxe5 Rac8 23. Qf4 Qg6 24. Nd1 Bxd1 25. d4 Rc2 26. g3 Qh5 27. h3 Qxh3 28. g4 Qg2# 0-1

[Event "Amazonas-ch sf1"]
[Site "Manaus"]
[Date "2014.01.19"]
[Round "6"]
[White "Dos Santos, Jessica Souza"]
[Black "Silveira, Lorensen Willer Soa"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1768"]
[BlackElo "1617"]
[PlyCount "52"]
[EventDate "2014.01.04"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 c5 3. Bf4 Nc6 4. e3 e6 5. Bb5 Bd7 6. Bxc6 Bxc6 7. dxc5 Bxc5 8. Nc3 h6 9. h3 Nf6 10. 0-0 0-0 11. Nd4 Bd7 12. Qf3 Qe7 13. Be5 Nh7 14. Rad1 Ng5 15. Qh5 f6 16. Bf4 e5 17. Nxd5 Qf7 18. Qxf7+ Nxf7 19. Bxe5 Nxe5 20. Nc7 Rac8 21. Nce6 Bxe6 22. Nxe6 Rfe8 23. Nxc5 Rxc5 24. c3 Rc7 25. f4 Nc4 26. b3 Nxe3 0-1

[Event "Amazonas-ch sf1"]
[Site "Manaus"]
[Date "2014.01.18"]
[Round "5"]
[White "Silveira, Lorensen Willer Soa"]
[Black "Benayon, Elismar da Silva"]
[Result "0-1"]
[ECO "C50"]
[WhiteElo "1617"]
[BlackElo "1839"]
[PlyCount "108"]
[EventDate "2014.01.04"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. 0-0 Nf6 5. Nc3 d6 6. h3 a6 7. d3 h6 8. a3 0-0 9. Ne2 Be6 10. Bxe6 fxe6 11. c3 d5 12. exd5 exd5 13. d4 e4 14. Nh2 Bd6 15. Bf4 Ne7 16. Bxd6 Qxd6 17. Ng3 e3 18. Qf3 exf2+ 19. Qxf2 Ne4 20. Nxe4 Rxf2 21. Nxd6 Rxf1+ 22. Rxf1 cxd6 23. Re1 Ng6 24. Re6 Kf7 25. Rxd6 Re8 26. Rxd5 Ke6 27. Rc5 Kd6 28. Kf2 Nf4 29. Kf3 Nd3 30. Rc4 b5 31. Rb4 Nxb4 32. axb4 Re1 33. Ng4 Rb1 34. Ne3 g6 35. g4 Rxb2 36. h4 Rb3 37. Nd1 Rb1 38. Ke2 Ra1 39. Nf2 Kd5 40. Kd3 Rg1 41. Ke2 Rg2 42. Ke1 Rh2 43. Kf1 Rxh4 44. Kg2 h5 45. Kg3 g5 46. gxh5 Rxh5 47. Kg4 Rh8 48. Kxg5 Rg8+ 49. Kf4 Rc8 50. Ne4 Rf8+ 51. Ke3 Re8 52. Kd3 Rxe4 53. Kd2 Kc4 54. Kc2 Re3 0-1

[Event "Amazonas-ch sf1"]
[Site "Manaus"]
[Date "2014.01.11"]
[Round "3"]
[White "Silveira, Lorensen Willer Soa"]
[Black "Tavares, Vinicius dos Reis"]
[Result "1/2-1/2"]
[ECO "B50"]
[WhiteElo "1617"]
[BlackElo "1696"]
[PlyCount "111"]
[EventDate "2014.01.04"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Nc3 Nf6 4. Be2 g6 5. 0-0 Bg7 6. d3 0-0 7. Rb1 Nc6 8. Bf4 Be6 9. a3 Nh5 10. Be3 Nd4 11. Ng5 Nxe2+ 12. Qxe2 Bd7 13. Bd2 a5 14. Nf3 Bc6 15. Qe3 e6 16. e5 b6 17. exd6 Qxd6 18. Ne4 Qc7 19. Bc3 e5 20. Ned2 Rfe8 21. Nc4 Nf4 22. Bxe5 Bxe5 23. Ncxe5 Bxf3 24. Qxf4 Be2 25. Rfe1 Qxe5 26. Qxe5 Rxe5 27. f3 Rae8 28. Kf2 Bxd3 29. cxd3 Rxe1 30. Rxe1 Rxe1 31. Kxe1 Kg7 32. Kd2 Kf6 33. Kc3 Ke6 34. Kc4 Kd6 35. Kb5 Kc7 36. d4 cxd4 37. Kc4 Kd6 38. Kxd4 b5 39. b4 axb4 40. axb4 f6 41. g4 g5 42. Ke4 Ke6 43. f4 gxf4 44. Kxf4 Kd5 45. Kf5 Kc4 46. Kxf6 Kxb4 47. Kg7 Kc3 48. Kxh7 b4 49. g5 b3 50. g6 b2 51. g7 b1Q+ 52. Kh8 Qb8+ 53. g8Q Qxh2+ 54. Qh7 Qb8+ 55. Qg8 Qxg8+ 56. Kxg8 1/2-1/2

[Event "Amazonas-ch sf1"]
[Site "Manaus"]
[Date "2014.01.05"]
[Round "2"]
[White "Costa, Ykaru Vinicius Mont"]
[Black "Silveira, Lorensen Willer Soa"]
[Result "1-0"]
[ECO "C84"]
[WhiteElo "1463"]
[BlackElo "1617"]
[PlyCount "49"]
[EventDate "2014.01.04"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 b5 5. Bb3 Be7 6. 0-0 Nf6 7. Re1 0-0 8. c3 d6 9. h3 Bd7 10. d4 Qc8 11. Nbd2 Rb8 12. Nf1 Qb7 13. Bg5 h6 14. Bh4 Nh7 15. Bxe7 Nxe7 16. dxe5 Nc8 17. exd6 cxd6 18. Ng3 Nf6 19. Qd3 Bc6 20. Nd4 Re8 21. Nxc6 Qxc6 22. Rad1 Nd7 23. Nf5 Nc5 24. Qg3 g6 25. Qxg6+ 1-0

[Event "Amazonas zt"]
[Site "Manaus"]
[Date "2013.06.23"]
[Round "6"]
[White "Silveira, Lorensen Willer Soa"]
[Black "Rodolpho Filho, Joao"]
[Result "0-1"]
[ECO "B50"]
[WhiteElo "1780"]
[BlackElo "1782"]
[PlyCount "48"]
[EventDate "2013.06.09"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Be2 Nf6 4. d3 e5 5. 0-0 Be7 6. Nc3 0-0 7. Bg5 Nbd7 8. Qd2 Re8 9. h3 h6 10. Bh4 a6 11. Bxf6 Nxf6 12. b3 b5 13. a4 b4 14. Na2 Bb7 15. c3 a5 16. Rfe1 Bf8 17. Bf1 Qc7 18. Nc1 Rad8 19. Ne2 d5 20. Ng3 dxe4 21. Nh2 exd3 22. c4 e4 23. Rad1 Bd6 24. Re3 Bf4 0-1

[Event "Amazonas zt"]
[Site "Manaus"]
[Date "2013.06.22"]
[Round "5"]
[White "Bernardino, Hugo Barros"]
[Black "Silveira, Lorensen Willer Soa"]
[Result "1-0"]
[ECO "A05"]
[WhiteElo "1856"]
[BlackElo "1780"]
[PlyCount "59"]
[EventDate "2013.06.09"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. Nf3 Nc6 2. g3 e5 3. d3 d6 4. Bg2 Nf6 5. 0-0 Be7 6. Nbd2 0-0 7. e4 Bg4 8. c3 h6 9. Nc4 Qd7 10. Ne3 Bh3 11. Nh4 Bxg2 12. Nhxg2 d5 13. exd5 Nxd5 14. Qb3 Nxe3 15. Bxe3 Na5 16. Qc2 Rfd8 17. Rad1 Nc6 18. f4 exf4 19. Nxf4 Bg5 20. h4 Bxf4 21. Bxf4 Rac8 22. d4 Qd5 23. b3 Ne7 24. c4 Qc6 25. Qf2 b6 26. Bxh6 Qg6 27. Bf4 Nc6 28. d5 Nb4 29. Qd2 Nc2 30. Rf2 1-0

[Event "Amazonas zt"]
[Site "Manaus"]
[Date "2013.06.16"]
[Round "4"]
[White "Silveira, Lorensen Willer Soa"]
[Black "Breves, Leandro Castro"]
[Result "1-0"]
[ECO "B50"]
[WhiteElo "1780"]
[PlyCount "73"]
[EventDate "2013.06.09"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d3 Nc6 4. Be2 Nf6 5. 0-0 e6 6. Nc3 Bd7 7. Bg5 Be7 8. Rb1 a6 9. a3 Nd4 10. Qd2 h6 11. Be3 Nxe2+ 12. Qxe2 Qc7 13. Bf4 g5 14. Bg3 Ng4 15. Nd2 h5 16. h3 Ne5 17. Nf3 Nxf3+ 18. Qxf3 f6 19. h4 g4 20. Qf4 0-0-0 21. f3 Rdg8 22. Qe3 Bc6 23. f4 e5 24. fxe5 fxe5 25. Qf2 Rf8 26. Qe2 Rxf1+ 27. Rxf1 b5 28. Qf2 b4 29. Qf5+ Kb7 30. axb4 cxb4 31. Nd5 Bxd5 32. exd5 Qxc2 33. Qf7 Qc7 34. Qg7 Rf8 35. Rxf8 Bxf8 36. Qxf8 Qc1+ 37. Kh2 1-0

[Event "Amazonas zt"]
[Site "Manaus"]
[Date "2013.06.15"]
[Round "3"]
[White "Silveira, Lorensen Willer Soa"]
[Black "Benayon, Elismar da Silva"]
[Result "1-0"]
[ECO "C44"]
[WhiteElo "1780"]
[BlackElo "1854"]
[PlyCount "117"]
[EventDate "2013.06.09"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Be2 Bc5 4. 0-0 d6 5. Nc3 a6 6. d3 Nf6 7. Bg5 h6 8. Bh4 Be6 9. a3 g5 10. Bg3 Qd7 11. Re1 g4 12. Nd2 Nd4 13. Bh4 Nh7 14. Qc1 Ng5 15. Bxg5 hxg5 16. Nf1 f6 17. Ng3 Qh7 18. Nf1 g3 19. Nd1 gxh2+ 20. Kh1 Nxe2 21. Rxe2 Bh3 22. gxh3 Qxh3 23. Ng3 Qg4 24. Ne3 Qf3+ 25. Ng2 Rh3 26. Qf1 0-0-0 27. Rd2 Rdh8 28. Qe2 Rxg3 29. fxg3 Qxg3 30. Rf1 g4 31. c3 Kb8 32. d4 exd4 33. cxd4 Bb6 34. Qe3 Qxe3 35. Nxe3 g3 36. Nf5 Rg8 37. Rg2 Rg4 38. Nxg3 Bxd4 39. Ne2 Rxe4 40. Nxd4 Rxd4 41. Rxh2 b5 42. Rxf6 Kb7 43. Rf7 Kb6 44. Rf6 a5 45. Re2 c5 46. Kg2 b4 47. axb4 axb4 48. Kf3 c4 49. Ke3 Kc5 50. Rd2 Rxd2 51. Kxd2 d5 52. Rf5 Kd4 53. Rf3 Ke4 54. Rh3 Kd4 55. Rh4+ Ke5 56. Ke3 c3 57. bxc3 bxc3 58. Kd3 d4 59. Rxd4 1-0

[Event "Amazonas zt"]
[Site "Manaus"]
[Date "2013.06.09"]
[Round "1"]
[White "Da Silva, Jefferson Rian Ferr"]
[Black "Silveira, Lorensen Willer Soa"]
[Result "1-0"]
[ECO "C24"]
[WhiteElo "1978"]
[BlackElo "1780"]
[PlyCount "55"]
[EventDate "2013.06.09"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 e5 2. Bc4 Nf6 3. d3 Be7 4. f4 exf4 5. Bxf4 0-0 6. Nf3 d6 7. 0-0 Nc6 8. a3 Bg4 9. h3 Bh5 10. g4 Bg6 11. Nh4 Ne5 12. Nxg6 Nxg6 13. Bg3 c6 14. Nc3 Qb6+ 15. Bf2 Qxb2 16. Qd2 Ne5 17. Kg2 Nxc4 18. dxc4 c5 19. Rfb1 Nxe4 20. Nxe4 Qe5 21. Ng3 b6 22. Re1 Qf6 23. Nf5 Rae8 24. Bh4 g5 25. Bxg5 Qxg5 26. Nxe7+ Qxe7 27. Rxe7 Rxe7 28. Qg5+ 1-0

[Event "FENAJ-ch U16"]
[Site "Brazil"]
[Date "2013.06.02"]
[Round "6"]
[White "Silveira, Lorensen Willer Soa"]
[Black "Cruz, Arquias Sofocles"]
[Result "0-1"]
[ECO "C47"]
[WhiteElo "1780"]
[BlackElo "1833"]
[PlyCount "60"]
[EventDate "2013.05.30"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Be2 Nf6 4. Nc3 Bc5 5. 0-0 d6 6. d3 h6 7. h3 Be6 8. Re1 Qd7 9. Bf1 g5 10. Be3 g4 11. Bxc5 dxc5 12. hxg4 Bxg4 13. Be2 Rg8 14. Nh2 Bh3 15. g3 Qd4 16. Bf3 Rxg3+ 17. Kh1 Qxf2 18. Re2 Qd4 19. Nb5 Qd7 20. Qe1 Rg6 21. Qh4 0-0-0 22. Bh5 Nxh5 23. Qxh5 Rdg8 24. Rf2 Bg2+ 25. Rxg2 Rxg2 26. Rf1 Nd4 27. Nxd4 Qxd4 28. Nf3 Qe3 29. Qxf7 Qe2 30. b3 Qxf1+ 0-1

[Event "FENAJ-ch U16"]
[Site "Brazil"]
[Date "2013.06.01"]
[Round "4"]
[White "Silveira, Lorensen Willer Soa"]
[Black "Farias, Igor Borge Cardoso"]
[Result "0-1"]
[ECO "B50"]
[WhiteElo "1780"]
[BlackElo "1702"]
[PlyCount "66"]
[EventDate "2013.05.30"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Be2 Nf6 4. Nc3 a6 5. d3 e6 6. 0-0 Be7 7. Bg5 0-0 8. Qd2 Nc6 9. Rfe1 b5 10. a3 Bb7 11. h3 Nd4 12. b4 Nxe2+ 13. Rxe2 Nd7 14. Bxe7 Qxe7 15. bxc5 dxc5 16. Qg5 Qxg5 17. Nxg5 Ne5 18. f4 Nc6 19. Rf2 Nd4 20. Nf3 f6 21. e5 Nxf3+ 22. gxf3 fxe5 23. fxe5 Rxf3 24. Rxf3 Bxf3 25. Rf1 Rf8 26. Kh2 Bd5 27. Rxf8+ Kxf8 28. Nxd5 exd5 29. c3 a5 30. Kg3 Ke7 31. Kf4 Ke6 32. d4 cxd4 33. cxd4 b4 0-1

[Event "FENAJ-ch U16"]
[Site "Brazil"]
[Date "2013.06.01"]
[Round "5"]
[White "Tavares, Vinicius dos Reis"]
[Black "Silveira, Lorensen Willer Soa"]
[Result "0-1"]
[ECO "D51"]
[WhiteElo "1728"]
[BlackElo "1780"]
[PlyCount "112"]
[EventDate "2013.05.30"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 e6 5. a3 Be7 6. Bg5 0-0 7. e3 Nbd7 8. Bd3 Qb6 9. Qc2 Qd8 10. Ne5 h6 11. Nxd7 Nxd7 12. Bh7+ Kh8 13. Bxe7 Qxe7 14. Bd3 a6 15. a4 Nb6 16. b3 dxc4 17. bxc4 e5 18. 0-0 exd4 19. exd4 Qg5 20. Rab1 Bh3 21. Be4 f5 22. f4 Qg6 23. Rxb6 fxe4 24. Qxe4 Qxe4 25. Nxe4 Bc8 26. Nd6 Ra7 27. c5 Rf6 28. f5 Bd7 29. g4 Rf8 30. a5 Bc8 31. Re1 h5 32. h3 Kh7 33. Re7 hxg4 34. hxg4 Kh6 35. Nf7+ Kh7 36. Kg2 Kg8 37. Ng5 Rf6 38. Rb1 Ra8 39. Rbe1 Ra7 40. Re8+ Rf8 41. Rxf8+ Kxf8 42. Nh7+ Kf7 43. Ng5+ Kf8 44. Ne6+ Bxe6 45. fxe6 Ke7 46. g5 Ra8 47. g6 Rf8 48. Kg3 Rf6 49. Kg4 Rxg6+ 50. Kf5 Rf6+ 51. Kg5 Rxe6 52. Rxe6+ Kxe6 53. Kf4 g5+ 54. Ke4 g4 55. Kf4 Kd5 56. Kxg4 Kxd4 0-1

[Event "FENAJ-ch U16"]
[Site "Brazil"]
[Date "2013.05.31"]
[Round "3"]
[White "De Souza Andrade, Artur Diego"]
[Black "Silveira, Lorensen Willer Soa"]
[Result "0-1"]
[ECO "A29"]
[WhiteElo "1709"]
[BlackElo "1780"]
[PlyCount "58"]
[EventDate "2013.05.30"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. c4 e5 2. g3 Nf6 3. Bg2 Be7 4. Nf3 Nc6 5. Nc3 0-0 6. 0-0 d6 7. e3 Bg4 8. Qb3 Rb8 9. h3 Bh5 10. Qc2 Bg6 11. Qd1 Bh5 12. Qe1 Bg6 13. e4 Nb4 14. Qd1 Nxe4 15. Ne1 Nxc3 16. dxc3 Nc6 17. Qa4 e4 18. Nc2 a6 19. Nd4 Nxd4 20. cxd4 Bg5 21. Re1 Bxc1 22. Raxc1 Re8 23. Rc3 Qf6 24. d5 h6 25. b3 Qxc3 26. Re3 Qc1+ 27. Kh2 Qd2 28. Kg1 Re5 29. Qd7 Qa5 0-1

[Event "FENAJ-ch U16"]
[Site "Brazil"]
[Date "2013.05.31"]
[Round "2"]
[White "Silveira, Lorensen Willer Soa"]
[Black "Braz, Eduardo Eleuterio"]
[Result "1/2-1/2"]
[ECO "C01"]
[WhiteElo "1780"]
[BlackElo "1744"]
[PlyCount "76"]
[EventDate "2013.05.30"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. e4 e6 2. Nf3 d5 3. exd5 exd5 4. Be2 Bd6 5. 0-0 Nf6 6. d4 0-0 7. Nc3 h6 8. Be3 Nc6 9. Qd2 a6 10. h3 Bf5 11. a3 Qd7 12. Rfc1 Rfe8 13. Bf1 b5 14. Ne2 Ne4 15. Qd1 Na5 16. Nf4 c6 17. Bd2 Nxd2 18. Qxd2 Nc4 19. Bxc4 bxc4 20. Nh4 Bh7 21. Nh5 Qd8 22. Nf3 Bg6 23. Nf4 Bxf4 24. Qxf4 f6 25. Qg4 Bh7 26. Nh4 Qc7 27. Nf5 Bxf5 28. Qxf5 Re7 29. Re1 Rae8 30. Rxe7 Rxe7 31. g3 Qd7 32. Qxd7 Rxd7 33. b3 cxb3 34. cxb3 Rb7 35. b4 Rb5 36. Rc1 Rb6 37. Kf1 Kf7 38. Ke2 Ke6 1/2-1/2

[Event "FENAJ-ch U16"]
[Site "Brazil"]
[Date "2013.05.30"]
[Round "1"]
[White "Chiari, Arthur Gontijo"]
[Black "Silveira, Lorensen Willer Soa"]
[Result "1-0"]
[ECO "C90"]
[WhiteElo "2101"]
[BlackElo "1780"]
[PlyCount "79"]
[EventDate "2013.05.30"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 b5 5. Bb3 Be7 6. 0-0 Nf6 7. Re1 0-0 8. d3 d6 9. a4 Bg4 10. c3 Qb8 11. Nbd2 b4 12. h3 bxc3 13. bxc3 Bh5 14. Rb1 Qa7 15. Nf1 Rab8 16. Ng3 Bxf3 17. Qxf3 Qc5 18. Bd2 Qa3 19. Qd1 Na5 20. Bc2 Rxb1 21. Qxb1 Qc5 22. Nf5 Nc6 23. Qb7 Bd8 24. Qxa6 Nb4 25. cxb4 Qxc2 26. Be3 Qc3 27. Rb1 Qc2 28. Rc1 Qb3 29. Qb5 d5 30. exd5 Nxd5 31. Bc5 Nc3 32. Rxc3 Qxc3 33. Bxf8 Qc1+ 34. Kh2 Qf4+ 35. Ng3 Kxf8 36. Qd7 Qf6 37. a5 g6 38. a6 Be7 39. Qc8+ Kg7 40. a7 1-0

[Event "Manaus zt 2.4"]
[Site "Manaus"]
[Date "2013.05.03"]
[Round "9"]
[White "Silveira, Lorensen Willer Soa"]
[Black "Silva, Miguel Zadorosny"]
[Result "1-0"]
[ECO "C47"]
[WhiteElo "1780"]
[BlackElo "1781"]
[PlyCount "99"]
[EventDate "2013.04.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 154 Extra"]
[Source "ChessBase"]
[SourceDate "2013.06.25"]
[SourceVersion "2"]
[SourceVersionDate "2013.06.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Be2 Bc5 4. 0-0 Nf6 5. Nc3 0-0 6. d3 d5 7. Bg5 d4 8. Nd5 Be7 9. Bxf6 Bxf6 10. c3 Bg4 11. Nxd4 Bxe2 12. Nxe2 Ne7 13. Nxf6+ gxf6 14. d4 b6 15. dxe5 Qxd1 16. Raxd1 fxe5 17. Rd7 Rfe8 18. Rxc7 a5 19. Ng3 Ng6 20. Rc6 b5 21. Rb6 b4 22. Nh5 Re7 23. Nf6+ Kg7 24. Nd5 Rd7 25. cxb4 axb4 26. Nxb4 Rd4 27. f3 Rd2 28. b3 Nf4 29. Rf2 Rd1+ 30. Rf1 Rd2 31. Kh1 Rxg2 32. Rg1 Rxg1+ 33. Kxg1 h5 34. Kf1 f6 35. a4 Kg6 36. Nd5 Nxd5 37. exd5 Rd8 38. d6 Kg5 39. a5 h4 40. a6 Kf4 41. Kf2 e4 42. fxe4 Kxe4 43. a7 f5 44. Rb8 Rxb8 45. axb8Q f4 46. d7 f3 47. d8R h3 48. Qb4+ Ke5 49. Qc5+ Ke4 50. Rd4# 1-0

[Event "Manaus zt 2.4"]
[Site "Manaus"]
[Date "2013.05.02"]
[Round "8"]
[White "Freire da Silva, Lucivaldo"]
[Black "Silveira, Lorensen Willer Soa"]
[Result "0-1"]
[ECO "A22"]
[WhiteElo "1812"]
[BlackElo "1780"]
[PlyCount "74"]
[EventDate "2013.04.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 154 Extra"]
[Source "ChessBase"]
[SourceDate "2013.06.25"]
[SourceVersion "2"]
[SourceVersionDate "2013.06.25"]
[SourceQuality "1"]

1. c4 e5 2. g3 Nf6 3. Bg2 Be7 4. Nf3 d6 5. 0-0 0-0 6. Nc3 Be6 7. d3 c6 8. e4 Nbd7 9. Ng5 Bg4 10. f3 Bh5 11. g4 Bg6 12. f4 exf4 13. Bxf4 h6 14. Nf3 Qb6+ 15. Kh1 Nxg4 16. Qd2 Nde5 17. Nxe5 dxe5 18. Bg3 Ne3 19. Rf3 Nxg2 20. Qxg2 Bf6 21. a3 Rad8 22. b4 Bh5 23. Rf5 Bg6 24. Rf3 Qd4 25. Rc1 c5 26. Bf2 Qd7 27. Bxc5 Rfe8 28. Bxa7 Bh5 29. Rxf6 Qxd3 30. Rxh6 Bf3 31. Rh3 Bxg2+ 32. Kxg2 Qd2+ 33. Ne2 Qxe2+ 34. Kg1 Rd2 35. Rg3 Qxh2+ 36. Kf1 Qxg3 37. Rb1 Qg2+ 0-1

[Event "Manaus zt 2.4"]
[Site "Manaus"]
[Date "2013.05.01"]
[Round "6"]
[White "De Souza Andrade, Artur Diego"]
[Black "Silveira, Lorensen Willer Soa"]
[Result "1-0"]
[ECO "A25"]
[WhiteElo "1709"]
[BlackElo "1780"]
[PlyCount "45"]
[EventDate "2013.04.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 154 Extra"]
[Source "ChessBase"]
[SourceDate "2013.06.25"]
[SourceVersion "2"]
[SourceVersionDate "2013.06.25"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nc6 3. g3 d6 4. Bg2 Qd7 5. Nf3 Nf6 6. 0-0 Rb8 7. e3 Be7 8. d4 exd4 9. exd4 0-0 10. Re1 b6 11. Qa4 Re8 12. b4 Bb7 13. Bg5 d5 14. Bxf6 Bxf6 15. cxd5 Rxe1+ 16. Rxe1 Bxd4 17. Nxd4 Qd6 18. Nxc6 Bxc6 19. Qxc6 Qxb4 20. Re8+ Rxe8 21. Qxe8+ Qf8 22. Qxf8+ Kxf8 23. Nb5 1-0

[Event "Manaus zt 2.4"]
[Site "Manaus"]
[Date "2013.05.01"]
[Round "7"]
[White "Silveira, Lorensen Willer Soa"]
[Black "Souza de Melo, Hecio"]
[Result "0-1"]
[ECO "C47"]
[WhiteElo "1780"]
[PlyCount "64"]
[EventDate "2013.04.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 154 Extra"]
[Source "ChessBase"]
[SourceDate "2013.06.25"]
[SourceVersion "2"]
[SourceVersionDate "2013.06.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Be2 Be7 5. 0-0 0-0 6. d3 d6 7. Be3 Bg4 8. d4 Re8 9. d5 Nb8 10. Qd3 Nbd7 11. Nb5 a6 12. Nc3 Nb6 13. Bxb6 cxb6 14. Qe3 Rc8 15. h3 Bh5 16. Rac1 Rf8 17. Nd2 Bg6 18. Bf3 Nd7 19. Bg4 f5 20. exf5 Bxf5 21. Bxf5 Rxf5 22. Nf3 Nc5 23. Ne4 Na4 24. b3 Nc5 25. g4 Rf4 26. Nxc5 bxc5 27. Kg2 Qa5 28. a4 c4 29. bxc4 Rcxc4 30. Qa7 Qxd5 31. Qe3 Qc6 32. Qb3 Kh8 0-1

[Event "Manaus zt 2.4"]
[Site "Manaus"]
[Date "2013.04.30"]
[Round "5"]
[White "Farias, Sergio Luiz Cardoso"]
[Black "Silveira, Lorensen Willer Soa"]
[Result "1/2-1/2"]
[ECO "C34"]
[WhiteElo "1537"]
[BlackElo "1780"]
[PlyCount "114"]
[EventDate "2013.04.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 154 Extra"]
[Source "ChessBase"]
[SourceDate "2013.06.25"]
[SourceVersion "2"]
[SourceVersionDate "2013.06.25"]
[SourceQuality "1"]

1. e4 e5 2. f4 exf4 3. Nf3 Nc6 4. d4 d6 5. Bxf4 Nf6 6. Nc3 Be7 7. Bc4 0-0 8. 0-0 Bg4 9. a3 a6 10. Qd3 Nh5 11. Bd2 Bf6 12. h3 Bxf3 13. Qxf3 Bxd4+ 14. Kh1 Nf6 15. Bg5 Ne5 16. Qe2 Nxc4 17. Qxc4 Be5 18. Nd5 Bxb2 19. Rab1 b5 20. Qb3 Be5 21. c4 bxc4 22. Qxc4 h6 23. Bxf6 gxf6 24. Qc1 Kh7 25. Rf5 Rg8 26. Qf1 Rg6 27. Rb7 Kg7 28. Rxc7 Rc8 29. Ra7 Qa5 30. Rxa6 Qd2 31. Qg1 Rc1 32. Rf1 Bd4 33. Rxc1 Bxg1 34. Rxg1 Qd3 35. Ra4 Qb3 36. Ra6 Qc4 37. Nb4 Qxe4 38. Rxd6 Qe3 39. Ra6 f5 40. Ra5 Qe4 41. Rd5 Rg3 42. Kh2 Rxa3 43. Rf1 Qxb4 44. Rdxf5 Qd6+ 45. Kg1 Qg6 46. Kh2 Ra1 47. R1f2 Qd6+ 48. R2f4 Ra4 49. Rxf7+ Kg6 50. Kg3 Rxf4 51. Rxf4 Kg5 52. h4+ Kh5 53. Kf3 Qd3+ 54. Kf2 Qa3 55. g3 Qd6 56. Kf3 Qd5+ 57. Ke3 Kg6 1/2-1/2

[Event "Manaus zt 2.4"]
[Site "Manaus"]
[Date "2013.04.29"]
[Round "4"]
[White "Silveira, Lorensen Willer Soa"]
[Black "Bezerra, Fabiano de Oliveira"]
[Result "0-1"]
[ECO "C01"]
[WhiteElo "1780"]
[BlackElo "1955"]
[PlyCount "106"]
[EventDate "2013.04.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 154 Extra"]
[Source "ChessBase"]
[SourceDate "2013.06.25"]
[SourceVersion "2"]
[SourceVersionDate "2013.06.25"]
[SourceQuality "1"]

1. e4 e6 2. Nf3 d5 3. exd5 exd5 4. Be2 Nf6 5. 0-0 Bd6 6. d4 h6 7. Nc3 c6 8. Re1 0-0 9. h3 Be6 10. a3 Nbd7 11. Be3 Re8 12. Bd3 Bf8 13. Qd2 Nb6 14. b3 Rc8 15. Rf1 Qd6 16. Bf4 Qd8 17. Ne2 Ne4 18. Bxe4 dxe4 19. Ne5 Nd7 20. Qe3 Nxe5 21. Bxe5 f5 22. Nf4 Bf7 23. Qg3 Kh7 24. Rad1 Qg5 25. Qxg5 hxg5 26. Ne2 Bh5 27. Rd2 Bxa3 28. Ra1 Bb4 29. c3 Bxe2 30. Rxe2 Bxc3 31. Rxa7 Re7 32. Re3 Bb4 33. Rg3 Kh6 34. h4 g4 35. Bf4+ Kh7 36. Be3 c5 37. dxc5 Bxc5 38. Bxc5 Rxc5 39. Kf1 Rc2 40. Ra5 Rd7 41. Ke1 g6 42. h5 Rdd2 43. hxg6+ Kxg6 44. f4 Re2+ 45. Kd1 Rf2 46. Rb5 Ra2 47. Ke1 Rfb2 48. Rd5 Re2+ 49. Kd1 Rf2 50. Ke1 Rxf4 51. Re3 Rff2 52. Rd6+ Kg5 53. g3 Rh2 0-1

[Event "Manaus zt 2.4"]
[Site "Manaus"]
[Date "2013.04.28"]
[Round "3"]
[White "Breves, Leandro Castro"]
[Black "Silveira, Lorensen Willer Soa"]
[Result "0-1"]
[ECO "C84"]
[BlackElo "1780"]
[PlyCount "62"]
[EventDate "2013.04.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 154 Extra"]
[Source "ChessBase"]
[SourceDate "2013.06.25"]
[SourceVersion "2"]
[SourceVersionDate "2013.06.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 a6 5. Ba4 b5 6. Bb3 Be7 7. 0-0 0-0 8. d3 d6 9. Bg5 Bg4 10. Nd5 Nxd5 11. Bxe7 Ndxe7 12. h3 Bh5 13. g4 Bg6 14. Nh4 h6 15. f4 exf4 16. Rxf4 Nd4 17. Bd5 Nxd5 18. exd5 Nxc2 19. Qxc2 Qxh4 20. Raf1 Qg3+ 21. Qg2 Qxg2+ 22. Kxg2 Bxd3 23. R1f3 Bc4 24. b3 Bxd5 25. Kg3 Bxf3 26. Kxf3 Rfe8 27. Re4 Rxe4 28. Kxe4 c6 29. h4 Re8+ 30. Kf3 d5 31. Kg3 d4 0-1

[Event "Manaus zt 2.4"]
[Site "Manaus"]
[Date "2013.04.28"]
[Round "2"]
[White "Silveira, Lorensen Willer Soa"]
[Black "De Pontes e Souza, Jose Geraldo"]
[Result "0-1"]
[ECO "B50"]
[WhiteElo "1780"]
[BlackElo "1834"]
[PlyCount "96"]
[EventDate "2013.04.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 154 Extra"]
[Source "ChessBase"]
[SourceDate "2013.06.25"]
[SourceVersion "2"]
[SourceVersionDate "2013.06.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 g6 3. Nc3 Bg7 4. Be2 d6 5. 0-0 Nf6 6. d3 0-0 7. Bg5 Nc6 8. Rb1 a6 9. a3 Be6 10. Be3 Ng4 11. Qd2 Nxe3 12. Qxe3 Bg4 13. h3 Bxf3 14. Bxf3 Nd4 15. Bd1 e6 16. Ne2 Nc6 17. c3 Re8 18. d4 cxd4 19. Nxd4 Qb6 20. Ba4 Rec8 21. Nxc6 Qxe3 22. Ne7+ Kf8 23. Nxg6+ hxg6 24. fxe3 Ke7 25. Bc2 Rc5 26. Rf3 b5 27. a4 b4 28. e5 Bxe5 29. Be4 Rb8 30. cxb4 Rxb4 31. Bd3 Rxa4 32. Rf2 a5 33. Bc2 Rb4 34. b3 Rc3 35. Re2 a4 36. bxa4 Rxb1+ 37. Bxb1 Rc1+ 38. Kf2 Rxb1 39. Ra2 Rb2+ 40. Rxb2 Bxb2 41. Ke2 Kd7 42. Kd3 Kc6 43. Kc4 Kb6 44. Kb4 Bc1 45. e4 Bd2+ 46. Kb3 Ka5 47. Ka3 d5 48. exd5 exd5 0-1

[Event "Manaus zt 2.4"]
[Site "Manaus"]
[Date "2013.04.27"]
[Round "1"]
[White "De Oliveira, Victor Gabriel C"]
[Black "Silveira, Lorensen Willer Soa"]
[Result "1-0"]
[ECO "C87"]
[WhiteElo "2027"]
[BlackElo "1780"]
[PlyCount "51"]
[EventDate "2013.04.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 154 Extra"]
[Source "ChessBase"]
[SourceDate "2013.06.25"]
[SourceVersion "2"]
[SourceVersionDate "2013.06.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Bb5 a6 4. Ba4 Nc6 5. 0-0 Be7 6. Re1 d6 7. c3 Bd7 8. d4 exd4 9. cxd4 0-0 10. Nc3 h6 11. a3 b5 12. Bc2 Bg4 13. Qd3 Bxf3 14. gxf3 Qd7 15. Nd5 g6 16. Bxh6 Rfc8 17. Rac1 Qh3 18. Bf4 Nh5 19. Bb3 Qh4 20. Bg3 Nxg3 21. fxg3 Qh3 22. Rxc6 Qd7 23. e5 Bg5 24. e6 Qxc6 25. exf7+ Kg7 26. Bc2 1-0

[Event "Manaus FAX 4th"]
[Site "Manaus"]
[Date "2012.09.01"]
[Round "6.10"]
[White "Franca, Carlos Alberto Rodr"]
[Black "Silveira, Lorensen Willer Soa"]
[Result "1-0"]
[ECO "C79"]
[PlyCount "69"]
[EventDate "2012.08.18"]
[EventType "swiss"]
[EventRounds "7"]
[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. Bb5 a6 4. Ba4 Nf6 5. 0-0 d6 6. d4 exd4 7. Nxd4 Bd7 8. Nxc6 bxc6 9. Qe2 Be7 10. c4 0-0 11. f3 Qb8 12. Nc3 Qb6+ 13. Be3 Qb7 14. Rad1 c5 15. Bb3 a5 16. Nd5 Nxd5 17. cxd5 Bb5 18. Bc4 Bxc4 19. Qxc4 Qxb2 20. Rb1 Qa3 21. Bc1 Qb4 22. Rxb4 axb4 23. f4 Bf6 24. Re1 Bd4+ 25. Be3 Bc3 26. Re2 Rfb8 27. g3 Ra3 28. e5 b3 29. axb3 Rbxb3 30. exd6 cxd6 31. Bd4 Bxd4+ 32. Qxd4 Rb1+ 33. Kf2 Kf8 34. Qe4 Rb8 35. Qe7+ 1-0

[Event "Manaus FAX 4th"]
[Site "Manaus"]
[Date "2012.08.25"]
[Round "4.16"]
[White "Pinto, Kezzya Brito"]
[Black "Silveira, Lorensen Willer Soa"]
[Result "0-1"]
[ECO "C44"]
[PlyCount "36"]
[EventDate "2012.08.18"]
[EventType "swiss"]
[EventRounds "7"]
[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. d3 Nf6 4. Bg5 Be7 5. Nc3 0-0 6. Bd2 d6 7. Nd5 Bg4 8. Nxf6+ Bxf6 9. Be2 Bxf3 10. gxf3 Nd4 11. Bf1 c6 12. c3 Ne6 13. c4 Qb6 14. Rg1 Bh4 15. Rg2 Qxb2 16. Rc1 Qxa2 17. Bc3 Nf4 18. Rg4 Bxf2# 0-1

[Event "Manaus FAX 4th"]
[Site "Manaus"]
[Date "2012.08.25"]
[Round "3.14"]
[White "Silveira, Lorensen Willer Soa"]
[Black "De Queiroz, Marcus Ruan Liborio"]
[Result "0-1"]
[ECO "B10"]
[PlyCount "36"]
[EventDate "2012.08.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c6 2. Nf3 d5 3. e5 Bg4 4. d4 e6 5. Be2 Bxf3 6. Bxf3 c5 7. c3 cxd4 8. cxd4 Bb4+ 9. Bd2 Qb6 10. a3 Bxd2+ 11. Qxd2 Nc6 12. 0-0 Nxd4 13. Nc3 Nb3 14. Na4 Qc6 15. Qf4 Nxa1 16. Rxa1 Rc8 17. Rf1 Ne7 18. Be2 a6 0-1

[Event "Amazonas zt"]
[Site "Manaus"]
[Date "2012.07.28"]
[Round "7.4"]
[White "De Oliveira, Victor Gabriel C"]
[Black "Silveira, Lorensen Willer Soa"]
[Result "1-0"]
[ECO "C50"]
[PlyCount "49"]
[EventDate "2012.07.07"]
[EventType "swiss"]
[EventRounds "7"]
[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. d4 exd4 4. Bc4 d6 5. Nxd4 Ne5 6. Bb3 Bg4 7. Ne2 Qh4 8. Nbc3 Qh3 9. Bxf7+ Kxf7 10. Qd5+ Be6 11. gxh3 Bxd5 12. Nxd5 Nf6 13. f4 Nxd5 14. exd5 Nf3+ 15. Kf2 Nh4 16. b3 Nf5 17. Bb2 Be7 18. Rhg1 Bh4+ 19. Ng3 Rhe8 20. Rae1 Ne7 21. c4 c6 22. dxc6 Nxc6 23. Kf3 Nb4 24. Rxe8 Rxe8 25. Nf5 1-0

[Event "Amazonas zt"]
[Site "Manaus"]
[Date "2012.07.22"]
[Round "6.4"]
[White "Benayon, Elismar da Silva"]
[Black "Silveira, Lorensen Willer Soa"]
[Result "1/2-1/2"]
[ECO "C54"]
[WhiteElo "1814"]
[PlyCount "74"]
[EventDate "2012.07.07"]
[EventType "swiss"]
[EventRounds "7"]
[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 Bc5 4. c3 Nf6 5. d4 Nxe4 6. dxc5 Nxc5 7. Bg5 f6 8. Be3 Ne6 9. Na3 d6 10. 0-0 Qe7 11. Nh4 g6 12. Nb5 Bd7 13. Qg4 f5 14. Qe2 a6 15. Bxe6 Bxe6 16. Nxd6+ Qxd6 17. Rfd1 Qe7 18. Nf3 f4 19. Bd2 Bg4 20. Qe4 0-0-0 21. Be1 Bf5 22. Qe2 Bg4 23. Qe4 Bf5 24. Qa4 Bg4 25. Rxd8+ Rxd8 26. Rd1 Bxf3 27. gxf3 Rxd1 28. Qxd1 e4 29. fxe4 Qxe4 30. Qg4+ Kb8 31. Bd2 Ne5 32. Qxf4 Nf3+ 33. Kf1 Qd3+ 34. Kg2 Nxd2 35. Qf8+ Ka7 36. Qc5+ Kb8 37. Qf8+ Ka7 1/2-1/2

[Event "Amazonas zt"]
[Site "Manaus"]
[Date "2012.07.21"]
[Round "5.6"]
[White "Silveira, Lorensen Willer Soa"]
[Black "Rodolpho Filho, Joao"]
[Result "1-0"]
[ECO "B30"]
[PlyCount "89"]
[EventDate "2012.07.07"]
[EventType "swiss"]
[EventRounds "7"]
[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. Nc3 e6 4. Bc4 d6 5. 0-0 Nf6 6. Re1 Be7 7. Bb3 0-0 8. d3 a6 9. Be3 b5 10. a3 Bd7 11. d4 c4 12. Ba2 Qc7 13. d5 exd5 14. exd5 Ne5 15. Nxe5 dxe5 16. Bg5 Qd6 17. Bxf6 Qxf6 18. Ne4 Qg6 19. d6 Bh3 20. Qf3 Bg4 21. Qg3 Bxd6 22. Nxd6 Qxd6 23. Qxg4 Qd4 24. Qg3 Qxb2 25. Qxe5 Qxc2 26. Bb1 Qd2 27. Be4 Rad8 28. Qh5 g6 29. Qf3 Rd4 30. Red1 Qb2 31. Rxd4 Qxd4 32. Rd1 Qb2 33. Rb1 Qd2 34. Qd1 Rd8 35. Qxd2 Rxd2 36. Bb7 c3 37. Rc1 c2 38. Bf3 a5 39. Kf1 b4 40. Ke1 Rd3 41. axb4 axb4 42. Rxc2 Ra3 43. Rb2 b3 44. Bd1 Kg7 45. Bxb3 1-0

[Event "Amazonas zt"]
[Site "Manaus"]
[Date "2012.07.15"]
[Round "4.9"]
[White "Rosas Neto, Moacyr"]
[Black "Silveira, Lorensen Willer Soa"]
[Result "0-1"]
[ECO "D00"]
[PlyCount "52"]
[EventDate "2012.07.07"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. Nc3 c5 4. g3 Nc6 5. e3 Bg4 6. Bg2 Ne4 7. Ne2 e6 8. 0-0 Qf6 9. Nf4 cxd4 10. h3 Bxf3 11. Bxf3 dxe3 12. Bxe4 exf2+ 13. Rxf2 dxe4 14. Nd5 Qe5 15. Bf4 Qxd5 16. Qxd5 exd5 17. Rd2 Bc5+ 18. Kg2 Rd8 19. Re2 Nd4 20. Rd2 0-0 21. Be3 Nxc2 22. Bxc5 Nxa1 23. Bxf8 Kxf8 24. Kf2 d4 25. Ke2 Nc2 26. Rd1 d3+ 0-1

[Event "Amazonas zt"]
[Site "Manaus"]
[Date "2012.07.14"]
[Round "3.8"]
[White "Silveira, Lorensen Willer Soa"]
[Black "Franca, Carlos Alberto Rodr"]
[Result "0-1"]
[ECO "C47"]
[PlyCount "84"]
[EventDate "2012.07.07"]
[EventType "swiss"]
[EventRounds "7"]
[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. Nc3 Nf6 4. Be2 Be7 5. 0-0 0-0 6. d4 exd4 7. Nxd4 Nxd4 8. Qxd4 d6 9. Bg5 Nxe4 10. Bxe7 Nxc3 11. Qxc3 Qxe7 12. Rae1 Be6 13. Bc4 Rae8 14. Qb3 c6 15. f4 Bxc4 16. Rxe7 Bxb3 17. Rxe8 Rxe8 18. axb3 Re2 19. Rc1 f5 20. Kf1 Re4 21. g3 Kf7 22. Kf2 Ke6 23. c4 d5 24. Kf3 d4 25. g4 Re3+ 26. Kf2 fxg4 27. Rd1 c5 28. b4 b6 29. bxc5 bxc5 30. b4 Rf3+ 31. Kg2 Kd6 32. b5 Rxf4 33. Ra1 Rf7 34. Ra6+ Ke5 35. Rc6 d3 36. Rxc5+ Kd4 37. Rc6 d2 38. c5 Rd7 39. b6 axb6 40. cxb6 d1Q 41. b7 Qf3+ 42. Kg1 Rxb7 0-1

[Event "Amazonas zt"]
[Site "Manaus"]
[Date "2012.07.08"]
[Round "2.5"]
[White "De Pontes e Souza, Jose Geraldo"]
[Black "Silveira, Lorensen Willer Soa"]
[Result "1-0"]
[ECO "C68"]
[WhiteElo "1906"]
[PlyCount "55"]
[EventDate "2012.07.07"]
[EventType "swiss"]
[EventRounds "7"]
[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. Bb5 a6 4. Bxc6 dxc6 5. 0-0 Bg4 6. h3 Nf6 7. hxg4 Nxg4 8. Nh2 Nxh2 9. Kxh2 Qh4+ 10. Kg1 Qxe4 11. Re1 Qf5 12. d3 Bd6 13. Nd2 0-0 14. Qf3 Qg6 15. Nc4 Rae8 16. Bd2 Re6 17. Bc3 Rf6 18. Qh3 Bc5 19. Nxe5 Bxf2+ 20. Kh1 Qg3 21. Qxg3 Bxg3 22. Rf1 Rh6+ 23. Kg1 Bh2+ 24. Kf2 Rf6+ 25. Nf3 Rf5 26. g3 Re8 27. Kg2 Rh5 28. Rae1 1-0

[Event "Amazonas zt"]
[Site "Manaus"]
[Date "2012.07.07"]
[Round "1.9"]
[White "Silveira, Lorensen Willer Soa"]
[Black "Farias, Sergio Luiz Cardoso"]
[Result "1-0"]
[ECO "B12"]
[BlackElo "1547"]
[PlyCount "87"]
[EventDate "2012.07.07"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c6 2. Nf3 d5 3. e5 Bf5 4. d4 e6 5. Nc3 Bb4 6. Bd2 Ba5 7. a3 Nd7 8. b4 Bb6 9. a4 a6 10. a5 Ba7 11. Be3 h6 12. Na4 Ne7 13. Nc5 Bg4 14. Nxb7 Qb8 15. Nd6+ Kf8 16. c3 Nc8 17. Nxc8 Qxc8 18. h3 Bh5 19. Qd3 Bb8 20. Bd2 Bg6 21. Qe3 Bc7 22. Be2 Bd8 23. 0-0 Be4 24. Bd3 f5 25. Bxe4 dxe4 26. Nh2 Bg5 27. Qe2 Qd8 28. f4 Be7 29. Be1 Kf7 30. Qc4 Nb8 31. Bd2 Qd7 32. Rfe1 Qc8 33. Re3 g5 34. fxg5 Bxg5 35. Re2 Rg8 36. Rf1 Kg6 37. Bxg5 hxg5 38. Rfe1 Ra7 39. g4 f4 40. Rxe4 Rh7 41. Qd3 Kf7 42. Rxf4+ gxf4 43. Qxh7+ Ke8 44. Qxg8+ 1-0

[Event "BRA-ch U12"]
[Site "Rio de Janeiro"]
[Date "2012.05.13"]
[Round "6"]
[White "Cadilhac, Igor Tokuichi Kikuc"]
[Black "Silveira, Lorensen Willer Soa"]
[Result "1-0"]
[ECO "C78"]
[WhiteElo "1766"]
[BlackElo "1763"]
[PlyCount "105"]
[EventDate "2012.05.11"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 148 Extra"]
[Source "ChessBase"]
[SourceDate "2012.06.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.06.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 Bc5 6. 0-0 0-0 7. c3 Be7 8. Re1 d6 9. Nbd2 Bd7 10. Nf1 Bg4 11. h3 Bh5 12. Ng3 b5 13. Bc2 Bxf3 14. Qxf3 d5 15. Nf5 Re8 16. Bg5 dxe4 17. dxe4 Nd7 18. Nxe7+ Nxe7 19. Bb3 Rf8 20. Rad1 Qe8 21. Qg4 Nc5 22. Bd5 Nxd5 23. exd5 Qd7 24. Qxd7 Nxd7 25. d6 cxd6 26. Rxd6 f6 27. Rxd7 fxg5 28. Rxe5 h6 29. Ree7 Rf6 30. Rxg7+ Kf8 31. Rge7 Rd8 32. Rf7+ Rxf7 33. Rxd8+ Kg7 34. Rd6 Ra7 35. Rb6 Kf7 36. f3 Kg7 37. Kf2 h5 38. Kg3 Kh7 39. h4 gxh4+ 40. Kxh4 Rg7 41. g3 Rg6 42. Rxg6 Kxg6 43. g4 hxg4 44. Kxg4 Kf6 45. Kf4 Kg6 46. Ke5 Kg5 47. f4+ Kg6 48. Ke6 Kg7 49. f5 Kf8 50. Kf6 Kg8 51. Ke7 Kg7 52. f6+ Kg6 53. f7 1-0

[Event "BRA-ch U12"]
[Site "Rio de Janeiro"]
[Date "2012.05.12"]
[Round "4"]
[White "Schmidt, Guilherme Machado L"]
[Black "Silveira, Lorensen Willer Soa"]
[Result "1-0"]
[ECO "A25"]
[WhiteElo "1837"]
[BlackElo "1763"]
[PlyCount "83"]
[EventDate "2012.05.11"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 148 Extra"]
[Source "ChessBase"]
[SourceDate "2012.06.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.06.22"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. d3 Nc6 4. Bg5 Be7 5. Nf3 h6 6. Bxf6 Bxf6 7. g3 d6 8. Bg2 0-0 9. 0-0 Bg4 10. Rb1 Bxf3 11. Bxf3 Re8 12. b4 Nd4 13. Bxb7 Rb8 14. Bg2 Qd7 15. e3 Nf5 16. Nd5 Bg5 17. Bh3 c6 18. Nc3 Re7 19. e4 Ne3 20. Bxd7 Nxd1 21. Rbxd1 Rxd7 22. b5 cxb5 23. Nxb5 Bd8 24. Rb1 Ba5 25. Na3 Rdb7 26. Rxb7 Rxb7 27. Nb5 Bb4 28. Rb1 Bc5 29. Na3 Rxb1+ 30. Nxb1 Bb4 31. Kf1 Kf8 32. Ke2 Ke7 33. Nd2 Ke6 34. Ke3 f5 35. Nb3 g5 36. f4 g4 37. d4 fxe4 38. Kxe4 Kf6 39. fxe5+ dxe5 40. dxe5+ Ke6 41. Nd4+ Ke7 42. Nc6+ 1-0

[Event "BRA-ch U12"]
[Site "Rio de Janeiro"]
[Date "2012.05.12"]
[Round "3"]
[White "Silveira, Lorensen Willer Soa"]
[Black "As, Jonatas Kosienczuk"]
[Result "1-0"]
[ECO "C55"]
[WhiteElo "1763"]
[BlackElo "1840"]
[PlyCount "57"]
[EventDate "2012.05.11"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 148 Extra"]
[Source "ChessBase"]
[SourceDate "2012.06.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.06.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Bb4 4. a3 Bxc3 5. dxc3 Nf6 6. Bc4 Nxe4 7. Qd5 Nd6 8. Nxe5 Qe7 9. 0-0 0-0 10. Nxc6 bxc6 11. Qf3 Nxc4 12. Qg4 Re8 13. Qxc4 d5 14. Qd3 g6 15. Qf3 Qe1 16. Be3 Rxe3 17. fxe3 Bg4 18. Qxf7+ Kh8 19. Raxe1 Bf5 20. Qxc7 Bxc2 21. Qxc6 Rd8 22. Qf6+ Kg8 23. Qxd8+ Kg7 24. Qf6+ Kh6 25. h4 Bd3 26. Qg5+ Kg7 27. Qe7+ Kh6 28. Rf7 Kh5 29. Qg5# 1-0

[Event "BRA-ch U12"]
[Site "Rio de Janeiro"]
[Date "2012.05.12"]
[Round "5"]
[White "Silveira, Lorensen Willer Soa"]
[Black "De Lima, Lucas Nobrega"]
[Result "1-0"]
[ECO "C42"]
[WhiteElo "1763"]
[BlackElo "1800"]
[PlyCount "81"]
[EventDate "2012.05.11"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 148 Extra"]
[Source "ChessBase"]
[SourceDate "2012.06.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.06.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d3 Bb4 5. Bd2 Bxc3 6. Bxc3 d5 7. Nxe5 Nxe5 8. Bxe5 0-0 9. Bxf6 Qxf6 10. exd5 Qxb2 11. Be2 Qc3+ 12. Kf1 Re8 13. Rc1 Qb2 14. a4 Qa2 15. c4 Bd7 16. Ra1 Qb2 17. Rb1 Qd4 18. Rxb7 Re5 19. Rxc7 Rf5 20. f3 Rd8 21. Qb1 Bxa4 22. Rb7 Qe5 23. Rxa7 Rb8 24. Qa2 Bb3 25. Qb1 Bxc4 26. Qc1 Bxd5 27. Ra5 h6 28. Rc5 Rb2 29. Rc2 Rxc2 30. Qxc2 Rf6 31. Qd2 Ra6 32. d4 Ra2 33. Qxa2 Qxd4 34. Qc2 Be6 35. Qd3 Qb2 36. Kf2 Qb6+ 37. Qe3 Qxe3+ 38. Kxe3 Kf8 39. Rc1 Ke7 40. Bc4 Bxc4 41. Rxc4 1-0

[Event "BRA-ch U12"]
[Site "Rio de Janeiro"]
[Date "2012.05.11"]
[Round "2"]
[White "Saito, Lucas Hiroshi"]
[Black "Silveira, Lorensen Willer Soa"]
[Result "1/2-1/2"]
[ECO "D00"]
[WhiteElo "1862"]
[BlackElo "1763"]
[PlyCount "85"]
[EventDate "2012.05.11"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 148 Extra"]
[Source "ChessBase"]
[SourceDate "2012.06.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.06.22"]
[SourceQuality "1"]

1. d4 d5 2. Nc3 c5 3. f3 cxd4 4. Qxd4 Nf6 5. e4 Nc6 6. Bb5 Bd7 7. Qd1 d4 8. Nd5 Nxd5 9. exd5 Qa5+ 10. Bd2 Qxb5 11. dxc6 Bxc6 12. Rb1 e5 13. Ne2 Bb4 14. 0-0 Bxd2 15. Qxd2 Qc5 16. Kh1 Qd5 17. b3 Rd8 18. Rbd1 0-0 19. Nc1 Rfe8 20. Rfe1 h6 21. Nd3 e4 22. fxe4 Rxe4 23. Rxe4 Qxe4 24. Re1 Qg6 25. Ne5 Qd6 26. Nxc6 Qxc6 27. Kg1 Re8 28. Rxe8+ Qxe8 29. h3 Qe4 30. a4 a6 31. Kh2 f5 32. Kg1 Kf7 33. Kh2 Ke6 34. a5 g5 35. Kg1 f4 36. Kf1 f3 37. Kg1 fxg2 38. Qxg2 Qe3+ 39. Kh2 Qf4+ 40. Kh1 Qc1+ 41. Kh2 Kf5 42. b4 Qf4+ 43. Kh1 1/2-1/2

[Event "BRA-ch U12"]
[Site "Rio de Janeiro"]
[Date "2012.05.11"]
[Round "1"]
[White "Silveira, Lorensen Willer Soa"]
[Black "Alves da Silva, Felipe"]
[Result "1/2-1/2"]
[ECO "C55"]
[WhiteElo "1763"]
[BlackElo "1522"]
[PlyCount "87"]
[EventDate "2012.05.11"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 148 Extra"]
[Source "ChessBase"]
[SourceDate "2012.06.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.06.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 d6 4. Bc4 Be7 5. 0-0 Nf6 6. Bb5 Bd7 7. Be2 0-0 8. d3 Qc8 9. Re1 Bg4 10. Bg5 h6 11. Bh4 Qd8 12. Bxf6 Bxf6 13. Nxe5 Nxe5 14. Bxg4 Nxg4 15. Qxg4 Bxc3 16. bxc3 Qf6 17. d4 Rac8 18. e5 dxe5 19. Rxe5 Qc6 20. Rc5 Qd6 21. Qf3 Qb6 22. h3 a6 23. Rc4 c6 24. d5 cxd5 25. Qxd5 Rxc4 26. Qxc4 Qb2 27. Rf1 Qxc2 28. a4 b5 29. axb5 axb5 30. Qb4 Qd2 31. Qb3 Rd8 32. Kh1 Rc8 33. Qxb5 Qxc3 34. Qb6 Qc6 35. Qxc6 Rxc6 36. Kh2 Kh7 37. Kg3 Kg6 38. f4 f5 39. Kh4 Rc2 40. g4 fxg4 41. hxg4 Rc4 42. f5+ Kf6 43. Re1 Rc6 44. Kh5 1/2-1/2

[Event "BRA-ch op"]
[Site "Manaus"]
[Date "2011.09.07"]
[Round "8"]
[White "Silveira, Lorensen Willer Soa"]
[Black "Prochnow, Marcos Alberto"]
[Result "0-1"]
[ECO "B50"]
[PlyCount "75"]
[EventDate "2011.09.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 144 Extra"]
[Source "ChessBase"]
[SourceDate "2011.10.28"]
[SourceVersion "1"]
[SourceVersionDate "2011.10.28"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Nc3 Nf6 4. Bc4 e6 5. 0-0 g6 6. d3 Bg7 7. Re1 Nc6 8. Bb5 Bd7 9. Bf4 d5 10. Bg5 h6 11. Bh4 0-0 12. Nxd5 a6 13. Nxf6+ Bxf6 14. Bxf6 Qxf6 15. Bc4 b5 16. Bd5 Rab8 17. Qd2 Kg7 18. Re3 Nd4 19. Nxd4 cxd4 20. Rg3 Qg5 21. Qxg5 hxg5 22. Rg4 f6 23. Rc1 b4 24. a3 a5 25. h3 Rbc8 26. Bb3 Rh8 27. axb4 axb4 28. Ra1 Ra8 29. Rc1 Rh4 30. Bd5 Rhh8 31. Kh2 f5 32. Ra1 Rad8 33. Ra7 Kh6 34. Ra8 Rxa8 35. Bxa8 e5 36. exf5 gxf5 37. f3 fxg4 38. fxg4 0-1

[Event "BRA-ch op"]
[Site "Manaus"]
[Date "2011.09.06"]
[Round "7"]
[White "Da Silva, Vinicius R Rodrigue"]
[Black "Silveira, Lorensen Willer Soa"]
[Result "1-0"]
[ECO "C56"]
[PlyCount "83"]
[EventDate "2011.09.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 144 Extra"]
[Source "ChessBase"]
[SourceDate "2011.10.28"]
[SourceVersion "1"]
[SourceVersionDate "2011.10.28"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. 0-0 Bc5 5. c3 0-0 6. d4 exd4 7. cxd4 Bb6 8. Bg5 h6 9. Bh4 g5 10. Bg3 Nxe4 11. Re1 Nxg3 12. hxg3 Re8 13. Ne5 Nxe5 14. Rxe5 d6 15. Bxf7+ Kxf7 16. Qh5+ Kf8 17. Qxh6+ Kf7 18. Rxg5 Bxd4 19. Qh7+ Ke6 20. Rg6+ Kd5 21. Qh5+ Kc6 22. Qf3+ Kd7 23. Nc3 Bxc3 24. Qxc3 Qe7 25. Rg7 Qxg7 26. Qxg7+ Re7 27. Qf6 Re6 28. Qf5 Kc6 29. Rc1+ Kd7 30. Re1 Kc6 31. Rxe6 Bxe6 32. Qxe6 Kc5 33. b4+ Kxb4 34. Qe4+ Kc5 35. Qxb7 Rg8 36. Qxc7+ Kd5 37. Qf7+ Kc5 38. Qxg8 d5 39. Qa8 d4 40. Qxa7+ Kc4 41. Qxd4+ Kxd4 42. Kh2 1-0

[Event "BRA-ch op"]
[Site "Manaus"]
[Date "2011.09.05"]
[Round "5"]
[White "Mourao Neto, Francisco de Assis"]
[Black "Silveira, Lorensen Willer Soa"]
[Result "0-1"]
[ECO "B13"]
[PlyCount "52"]
[EventDate "2011.09.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 144 Extra"]
[Source "ChessBase"]
[SourceDate "2011.10.28"]
[SourceVersion "1"]
[SourceVersionDate "2011.10.28"]
[SourceQuality "1"]

1. d4 d5 2. e3 c5 3. Nc3 cxd4 4. exd4 e6 5. b3 Bb4 6. Bb2 Nf6 7. Bb5+ Bd7 8. Bxd7+ Nbxd7 9. Qd2 Ne4 10. Qd3 Bxc3+ 11. Bxc3 Nxc3 12. Qxc3 0-0 13. 0-0-0 Qg5+ 14. Qd2 Qxg2 15. Qb4 Qxh1 16. Qxb7 Nf6 17. Ne2 Qxh2 18. Ng3 Qxf2 19. Nh1 Qe3+ 20. Rd2 Qg1+ 21. Rd1 Qg5+ 22. Rd2 Ne4 23. Qb4 a5 24. Qb5 Qxd2+ 25. Kb2 Qc3+ 26. Kc1 Qa1# 0-1

[Event "BRA-ch op"]
[Site "Manaus"]
[Date "2011.09.05"]
[Round "6"]
[White "Silveira, Lorensen Willer Soa"]
[Black "Da Silva, Sandra de Jesus F"]
[Result "0-1"]
[ECO "C49"]
[PlyCount "108"]
[EventDate "2011.09.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 144 Extra"]
[Source "ChessBase"]
[SourceDate "2011.10.28"]
[SourceVersion "1"]
[SourceVersionDate "2011.10.28"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Bb4 4. Nc3 Nf6 5. Ng5 0-0 6. Nf3 d6 7. d3 Bg4 8. h3 Bh5 9. Bg5 h6 10. Bxf6 Qxf6 11. g4 Nd4 12. Nxd4 exd4 13. Rf1 Bxc3+ 14. bxc3 Bg6 15. Bc4 c5 16. Bb3 a5 17. Rb1 a4 18. Bc4 b5 19. Bxb5 dxc3 20. Rg1 Rfb8 21. Qc1 Qd8 22. Ke2 Rxb5 23. Rxb5 f6 24. Rb1 Be8 25. Qa3 Bf7 26. Qc1 d5 27. f3 dxe4 28. dxe4 f5 29. gxf5 Rb8 30. Qa3 Qa5 31. Qc1 Kh7 32. Kd3 Qa6+ 33. Ke3 Qd6 34. Ke2 Qa6+ 35. Ke3 Rd8 36. Qa3 Qa5 37. Qc1 Qa6 38. Kf2 Qd6 39. Ke3 g6 40. Ke2 h5 41. Rg3 Qxg3 42. Ke3 Qg5+ 43. Ke2 Qg2+ 44. Ke1 Qxf3 45. Qd2 Qg3+ 46. Qf2 Qd3 47. Rd1 Qxe4+ 48. Kf1 Rxd1+ 49. Qe1 Rxe1+ 50. Kf2 Qe2+ 51. Kg3 Rf1 52. fxg6+ Kxg6 53. Kh4 Rg1 54. a3 Qe4# 0-1

[Event "BRA-ch op"]
[Site "Manaus"]
[Date "2011.09.04"]
[Round "3"]
[White "De Lima Neto, Marcos Francisco"]
[Black "Silveira, Lorensen Willer Soa"]
[Result "0-1"]
[ECO "C44"]
[PlyCount "76"]
[EventDate "2011.09.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 144 Extra"]
[Source "ChessBase"]
[SourceDate "2011.10.28"]
[SourceVersion "1"]
[SourceVersionDate "2011.10.28"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. c3 Nf6 4. Qb3 Nxe4 5. d3 Nf6 6. Ng5 d5 7. g3 h6 8. Nf3 Bg4 9. Be2 b6 10. h3 Bxf3 11. Bxf3 Qd6 12. 0-0 0-0-0 13. Na3 d4 14. Qa4 Kb7 15. Bxc6+ Qxc6 16. Qxc6+ Kxc6 17. Re1 dxc3 18. Rd1 e4 19. bxc3 Rxd3 20. Rxd3 exd3 21. Nc4 Ne4 22. Rb1 Nxc3 23. Rb2 Ne2+ 24. Kf1 Nxc1 25. a3 Bc5 26. a4 Re8 27. a5 Re2 28. Rd2 Rxd2 29. Nxd2 Bb4 30. Nc4 d2 31. Nxd2 Bxd2 32. axb6 cxb6 33. f4 a5 34. f5 a4 35. Kf2 a3 36. h4 a2 37. g4 a1Q 38. h5 Qd4+ 0-1

[Event "BRA-ch op"]
[Site "Manaus"]
[Date "2011.09.04"]
[Round "4"]
[White "Silveira, Lorensen Willer Soa"]
[Black "Farias, Igor Borge Cardoso"]
[Result "0-1"]
[ECO "B50"]
[PlyCount "130"]
[EventDate "2011.09.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 144 Extra"]
[Source "ChessBase"]
[SourceDate "2011.10.28"]
[SourceVersion "1"]
[SourceVersionDate "2011.10.28"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Nc3 Nf6 4. Bc4 e6 5. 0-0 a6 6. d3 b5 7. Bb3 Nc6 8. Bg5 Be7 9. Bxf6 Bxf6 10. Re1 0-0 11. Qd2 b4 12. Nd1 a5 13. a3 bxa3 14. Rxa3 Bd7 15. Ba4 Qb6 16. Rb3 Qc7 17. c3 Nd4 18. Nxd4 Bxa4 19. Nb5 Qd7 20. Ra3 Bxb5 21. c4 Bc6 22. Rxa5 Qc7 23. Ra3 Rxa3 24. bxa3 Ra8 25. Qa2 Qa5 26. Ne3 Qxe1+ 27. Nf1 Bd4 28. h3 h6 29. Qd2 Qxd2 30. Nxd2 Rxa3 31. Nf3 Ra1+ 32. Kh2 Bxf2 33. h4 d5 34. cxd5 exd5 35. exd5 Bxd5 36. Ne5 f6 37. Ng4 Be6 38. Nxf2 c4 39. dxc4 Bxc4 40. Ne4 Ra2 41. Kh3 Bd5 42. Nc3 Rd2 43. Nxd5 Rxd5 44. g3 Kf7 45. Kg4 g6 46. Kf4 Re5 47. Kg4 f5+ 48. Kf4 Re4+ 49. Kf3 g5 50. hxg5 hxg5 51. g4 Rxg4 52. Ke3 Rf4 53. Ke2 g4 54. Ke3 Rf3+ 55. Ke2 f4 56. Ke1 g3 57. Ke2 Rf2+ 58. Kd3 g2 59. Ke4 g1Q 60. Kf5 Qg6+ 61. Ke5 Re2+ 62. Kxf4 Qf6+ 63. Kg3 Qf1 64. Kg4 Rg2+ 65. Kh3 Qh1# 0-1

[Event "BRA-ch op"]
[Site "Manaus"]
[Date "2011.09.03"]
[Round "1"]
[White "Reis, Ernesto Guevara"]
[Black "Silveira, Lorensen Willer Soa"]
[Result "1-0"]
[ECO "C70"]
[WhiteElo "1943"]
[PlyCount "29"]
[EventDate "2011.09.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 144 Extra"]
[Source "ChessBase"]
[SourceDate "2011.10.28"]
[SourceVersion "1"]
[SourceVersionDate "2011.10.28"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 b5 5. Bb3 Bc5 6. c3 Nf6 7. d4 exd4 8. cxd4 Bb6 9. e5 Ng4 10. 0-0 f6 11. h3 Nh6 12. Bxh6 gxh6 13. Nh4 Rf8 14. Qh5+ Rf7 15. Qxf7# 1-0

[Event "BRA-ch op"]
[Site "Manaus"]
[Date "2011.09.03"]
[Round "2"]
[White "Silveira, Lorensen Willer Soa"]
[Black "Pinto, Pedro Jorge de Mora"]
[Result "0-1"]
[ECO "B15"]
[BlackElo "2138"]
[PlyCount "58"]
[EventDate "2011.09.03"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BRA"]
[SourceTitle "CBM 144 Extra"]
[Source "ChessBase"]
[SourceDate "2011.10.28"]
[SourceVersion "1"]
[SourceVersionDate "2011.10.28"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. f3 g6 4. Nc3 Bg7 5. Nge2 dxe4 6. fxe4 Nf6 7. b3 0-0 8. Bb2 Qa5 9. Qd3 Na6 10. a3 Rd8 11. 0-0-0 b5 12. b4 Qb6 13. e5 Ng4 14. Qf3 Bf5 15. h3 Bh6+ 16. Kb1 Ne3 17. Re1 Nxc2 18. Qf2 Nxe1+ 19. Ka2 Nd3 20. Qf3 Naxb4+ 21. axb4 a5 22. bxa5 Qxa5+ 23. Kb1 Nf2+ 24. Ne4 Bxe4+ 25. Qxe4 Nxe4 26. g4 Qe1+ 27. Kc2 Ra2 28. h4 Qd2+ 29. Kb1 Qxb2# 0-1

[Event "Amazonas zt"]
[Site "Manaus"]
[Date "2011.06.02"]
[Round "3.10"]
[White "Rocha, Roberto da Costa"]
[Black "Silveira, Lorensen Willer Soa"]
[Result "1-0"]
[ECO "D00"]
[PlyCount "31"]
[EventDate "2011.06.02"]
[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 d5 2. e3 c5 3. dxc5 e5 4. Nc3 Bxc5 5. Qxd5 Qxd5 6. Nxd5 Bb6 7. a4 Nc6 8. Bb5 a6 9. Nxb6 Ra7 10. Bd3 Nf6 11. Nxc8 Ra8 12. Nd6+ Ke7 13. Nxb7 Rab8 14. Nc5 Nb4 15. Nxa6 Nxa6 16. Bxa6 1-0

[Event "Amazonas zt"]
[Site "Manaus"]
[Date "2011.06.02"]
[Round "6.7"]
[White "Rosas Neto, Moacyr"]
[Black "Silveira, Lorensen Willer Soa"]
[Result "1-0"]
[ECO "A45"]
[PlyCount "97"]
[EventDate "2011.06.02"]
[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. Bg5 h6 3. Bxf6 gxf6 4. e4 e6 5. Nf3 d5 6. Bd3 dxe4 7. Bxe4 f5 8. Bd3 Nc6 9. Bb5 a6 10. Bxc6+ bxc6 11. Nc3 Bg7 12. Ne5 Bb7 13. Qd3 a5 14. 0-0-0 Qg5+ 15. Rd2 Rd8 16. Nf3 Qf6 17. Ne2 h5 18. Kb1 Bh6 19. Rdd1 Ra8 20. Ne5 Rd8 21. Qc3 Qh4 22. g3 Qe4 23. Qd3 Qxd3 24. Rxd3 Ba6 25. Rc3 Bxe2 26. Nxc6 Rd6 27. Nxa5 Bd2 28. Ra3 Bxa5 29. Rxa5 Rxd4 30. Ra8+ Rd8 31. Rxd8+ Kxd8 32. f4 Kc8 33. c3 Rd8 34. Kc2 Kb7 35. Kb3 Bf3 36. Rc1 Bd5+ 37. Ka3 Ra8+ 38. Kb4 Rxa2 39. Rc2 Kb6 40. c4 c5+ 41. Kb3 Ra5 42. cxd5 exd5 43. Re2 Rb5+ 44. Kc2 d4 45. Re8 c4 46. Rf8 d3+ 47. Kc3 Rb3+ 48. Kxc4 Rxb2 49. Rb8+ 1-0

[Event "Amazonas zt"]
[Site "Manaus"]
[Date "2011.06.02"]
[Round "7.9"]
[White "Sampaio, Uriel Melo"]
[Black "Silveira, Lorensen Willer Soa"]
[Result "0-1"]
[ECO "A46"]
[PlyCount "30"]
[EventDate "2011.06.02"]
[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 d5 2. Nc3 c5 3. Nf3 cxd4 4. Nxd4 Nf6 5. Bf4 Nbd7 6. Nf3 e6 7. Nb5 Bb4+ 8. c3 Ba5 9. b4 Bb6 10. Ne5 Nxe5 11. Bxe5 Ne4 12. Nc7+ Bxc7 13. Bxc7 Qxc7 14. f3 Qxc3+ 15. Qd2 Qxd2# 0-1

[Event "Amazonas zt"]
[Site "Manaus"]
[Date "2011.06.02"]
[Round "2.8"]
[White "Silveira, Lorensen Willer Soa"]
[Black "De Oliveira Freitas, Reinier Alex"]
[Result "0-1"]
[ECO "D13"]
[PlyCount "52"]
[EventDate "2011.06.02"]
[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 c6 2. c4 Nf6 3. Nc3 d5 4. cxd5 cxd5 5. Bg5 e6 6. Nf3 Be7 7. e3 Qb6 8. Qc2 Bd7 9. Bd3 Nc6 10. a3 Rc8 11. Ne5 a6 12. Nxd7 Nxd7 13. Bxe7 Nxe7 14. Bxh7 g6 15. Bxg6 Nxg6 16. 0-0 Qd6 17. g3 Nf6 18. f3 Kf8 19. e4 dxe4 20. fxe4 Qxd4+ 21. Kh1 Ng4 22. Rfd1 Qe5 23. Qd3 Rxh2+ 24. Kg1 Rxb2 25. Qf3 Qc5+ 26. Kh1 Rh2# 0-1

[Event "Amazonas zt"]
[Site "Manaus"]
[Date "2011.06.02"]
[Round "8.9"]
[White "Silveira, Lorensen Willer Soa"]
[Black "De Souza Andrade, Artur Diego"]
[Result "1/2-1/2"]
[ECO "D35"]
[PlyCount "113"]
[EventDate "2011.06.02"]
[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 e6 2. c4 d5 3. cxd5 exd5 4. Nf3 Nf6 5. Bg5 Be7 6. Nc3 0-0 7. e3 c6 8. Bd3 Nbd7 9. 0-0 Ne8 10. Bxe7 Qxe7 11. Qc2 Ndf6 12. Ng5 g6 13. Nf3 Nd6 14. Rae1 Re8 15. Ne5 Be6 16. Qb3 Bf5 17. Qa3 Bxd3 18. Nxd3 Nc4 19. Qxe7 Rxe7 20. Re2 Rae8 21. b3 Na5 22. Ne5 Nd7 23. Nxd7 Rxd7 24. e4 Kg7 25. exd5 Rxe2 26. Nxe2 Rxd5 27. Rd1 c5 28. Nc3 Rxd4 29. Rxd4 cxd4 30. Nb5 d3 31. Kf1 a6 32. Nc3 Nc6 33. Ke1 Ne5 34. f4 Ng4 35. h3 Nf6 36. Kd2 Nh5 37. Nd5 Nf6 38. Nxf6 Kxf6 39. Kxd3 Kf5 40. Ke3 g5 41. fxg5 Kxg5 42. Kf3 h5 43. Kg3 h4+ 44. Kf3 Kf5 45. a4 b6 46. b4 b5 47. axb5 axb5 48. Ke3 Ke5 49. Kf3 Kd4 50. Kg4 Kc4 51. Kxh4 Kxb4 52. Kg5 Kc5 53. h4 b4 54. h5 b3 55. h6 b2 56. h7 b1Q 57. h8Q 1/2-1/2

[Event "Amazonas zt"]
[Site "Manaus"]
[Date "2011.06.02"]
[Round "9.11"]
[White "Silveira, Lorensen Willer Soa"]
[Black "Farias, Igor Borge Cardoso"]
[Result "0-1"]
[ECO "E90"]
[PlyCount "116"]
[EventDate "2011.06.02"]
[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. Nf3 Nbd7 6. e5 dxe5 7. dxe5 Ng4 8. Bf4 0-0 9. h3 Ngxe5 10. Nxe5 Nxe5 11. Qxd8 Rxd8 12. Nd5 Nc6 13. Nxc7 Bxb2 14. Rd1 Bc3+ 15. Ke2 Nd4+ 16. Ke3 Nc2+ 17. Ke2 Nd4+ 18. Ke3 Nc2+ 19. Ke2 Be6 20. Rxd8+ Rxd8 21. Nxe6 fxe6 22. Kf3 Rd1 23. g3 Ra1 24. Bg2 Ne1+ 25. Ke2 Nxg2 26. Rxa1 Bxa1 27. Bb8 a6 28. f4 Bc3 29. Be5 Ba5 30. Bd4 Ne1 31. Bf2 Nc2 32. Kd3 Nb4+ 33. Kc3 Nxa2+ 34. Kb2 Nb4 35. Kb3 Nd3 36. Bd4 Nc1+ 37. Kc2 Ne2 38. Kd3 Nxd4 39. Kxd4 Bc7 40. Kc5 Kf7 41. Kb4 b6 42. Ka4 Bd6 43. g4 Bxf4 44. h4 Bd6 45. h5 e5 46. hxg6+ hxg6 47. g5 e4 48. Kb3 a5 49. Ka4 Bc5 50. Kb5 e3 51. Ka4 e2 52. Kb5 e1Q 53. Ka6 Qb4 54. Kb7 b5 55. cxb5 Qxb5+ 56. Kc7 Qb6+ 57. Kc8 Bd6 58. Kd7 Qc7# 0-1

[Event "Amazonas zt"]
[Site "Manaus"]
[Date "2011.06.02"]
[Round "5.11"]
[White "Silveira, Lorensen Willer Soa"]
[Black "Santos Neto, Rui Barroso"]
[Result "1-0"]
[ECO "D13"]
[PlyCount "93"]
[EventDate "2011.06.02"]
[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 d5 2. c4 c6 3. cxd5 cxd5 4. Nc3 Nf6 5. Nf3 Nc6 6. e3 e6 7. Be2 Be7 8. 0-0 0-0 9. Bd2 Bd7 10. Bd3 Qc7 11. e4 Bb4 12. Nb5 Qb6 13. Bxb4 Nxb4 14. e5 Ne8 15. Nc3 Nxd3 16. Qxd3 Nc7 17. Ng5 g6 18. Qh3 h5 19. g4 Qxd4 20. gxh5 Qxe5 21. f4 Qh8 22. hxg6 Qxh3 23. gxf7+ Rxf7 24. Nxh3 e5 25. Rf3 Bxh3 26. Rxh3 exf4 27. Kf2 Rh7 28. Rg1+ Kh8 29. Rxh7+ Kxh7 30. Rg4 Rf8 31. Kf3 d4 32. Ne4 Ne6 33. Ng5+ Nxg5+ 34. Rxg5 Re8 35. Kxf4 d3 36. Rd5 Re2 37. Rd7+ Kh6 38. Rd6+ Kh7 39. Rd7+ Kh6 40. Rd6+ Kg7 41. Rxd3 Rxb2 42. Rg3+ Kf7 43. h4 Rh2 44. Kg4 Kg6 45. Rb3 Rg2+ 46. Kh3 b6 47. Kxg2 1-0

[Event "Amazonas zt"]
[Site "Manaus"]
[Date "2011.06.02"]
[Round "1.7"]
[White "Stone, Ronnie Frank Pires"]
[Black "Silveira, Lorensen Willer Soa"]
[Result "1-0"]
[ECO "A06"]
[PlyCount "95"]
[EventDate "2011.06.02"]
[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. b3 c5 3. e3 Nc6 4. Bb2 Bg4 5. Be2 d4 6. Nxd4 cxd4 7. Bxg4 dxe3 8. fxe3 e5 9. 0-0 Nf6 10. Be2 Bc5 11. Bb5 Qb6 12. Bxc6+ Qxc6 13. Bxe5 Be7 14. d4 Nd7 15. Bf4 Qe4 16. Qd3 Nf6 17. Nd2 Qc6 18. c4 Nh5 19. h3 Nxf4 20. Rxf4 Bg5 21. Rf3 Qg6 22. Qxg6 hxg6 23. Raf1 Bh6 24. Kf2 Rd8 25. Ke2 Rd7 26. Ne4 f5 27. Nc3 Re7 28. Nd5 Re4 29. Kd3 Rf8 30. g4 b6 31. gxf5 gxf5 32. Rxf5 Rxf5 33. Rxf5 Rh4 34. Rf3 g5 35. b4 g4 36. Nf6+ Ke7 37. Nxg4 a5 38. bxa5 bxa5 39. Nxh6 Rxh6 40. c5 Ke6 41. e4 Kd7 42. d5 Kc7 43. Kd4 Kd7 44. c6+ Kd6 45. e5+ Kc7 46. Kc5 Rh5 47. d6+ Kd8 48. Rf8# 1-0

[Event "BRA-ch U12"]
[Site "Catanduva"]
[Date "2011.04.??"]
[Round "3.11"]
[White "Braz, Gustavo Alves"]
[Black "Silveira, Lorensen Willer Soa"]
[Result "0-1"]
[ECO "C57"]
[PlyCount "36"]
[EventDate "2011.04.15"]
[EventType "swiss"]
[EventRounds "7"]
[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 Nf6 4. Ng5 d5 5. exd5 Nxd5 6. Qf3 Qxg5 7. Qxd5 Be6 8. Qd3 Bxc4 9. Qxc4 Qxg2 10. Qf1 Qe4+ 11. Kd1 Qf3+ 12. Ke1 Nd4 13. Na3 Bxa3 14. Qd3 Qxh1+ 15. Qf1 Qe4+ 16. Kd1 Qxc2+ 17. Ke1 Nf3+ 18. Ke2 Qe4+ 0-1

[Event "BRA-ch U12"]
[Site "Catanduva"]
[Date "2011.04.??"]
[Round "4.9"]
[White "Costa, Luiz Henrique Silva"]
[Black "Silveira, Lorensen Willer Soa"]
[Result "1-0"]
[ECO "C50"]
[PlyCount "35"]
[EventDate "2011.04.15"]
[EventType "swiss"]
[EventRounds "7"]
[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. Nc3 Nf6 4. Bc4 Bc5 5. 0-0 0-0 6. d3 d6 7. Bg5 Bg4 8. Nd5 Nd4 9. Nxf6+ gxf6 10. Bh6 Re8 11. h3 Nxf3+ 12. gxf3 Bxh3 13. f4 exf4 14. Qh5 Qd7 15. Rfe1 Qg4+ 16. Qxg4+ Bxg4 17. Bxf4 Kh8 18. Bxf7 1-0

[Event "BRA-ch U12"]
[Site "Catanduva"]
[Date "2011.04.??"]
[Round "6.8"]
[White "Lorensetti, Jesse Emanoel"]
[Black "Silveira, Lorensen Willer Soa"]
[Result "1-0"]
[ECO "E91"]
[PlyCount "55"]
[EventDate "2011.04.15"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 0-0 5. e4 d6 6. Be2 b6 7. 0-0 Bb7 8. Qc2 Nc6 9. a3 Nh5 10. Be3 e5 11. d5 Nd4 12. Bxd4 exd4 13. Nb5 c5 14. dxc6 Bxc6 15. Nfxd4 Bxd4 16. Nxd4 Qe8 17. Nxc6 Qxc6 18. Bxh5 gxh5 19. Rad1 b5 20. Qd2 bxc4 21. Qg5+ Kh8 22. Qf6+ Kg8 23. Rd5 Rfb8 24. Rg5+ Kf8 25. Rg7 Rb7 26. Rxh7 Ke8 27. Rh8+ Kd7 28. Qxf7# 1-0

[Event "BRA-ch U12"]
[Site "Catanduva"]
[Date "2011.04.??"]
[Round "1.15"]
[White "Silveira, Lorensen Willer Soa"]
[Black "Cadilhac, Igor Tokuichi Kikuc"]
[Result "0-1"]
[ECO "E90"]
[PlyCount "132"]
[EventDate "2011.04.15"]
[EventType "swiss"]
[EventRounds "7"]
[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. Nf3 c5 6. dxc5 dxc5 7. Qxd8+ Kxd8 8. Be2 Nc6 9. 0-0 Bg4 10. Nb5 a6 11. Rd1+ Kc8 12. Nc3 Bxf3 13. Bxf3 Nd4 14. Rd3 Rd8 15. e5 Ng8 16. Bg4+ e6 17. Nd5 Rb8 18. Bg5 Re8 19. Be3 Bxe5 20. f4 Bg7 21. Rad1 f5 22. Nb6+ Kc7 23. Bh3 Kxb6 24. b4 Ka7 25. bxc5 Nc6 26. Rd7 Re7 27. Rxe7 Ngxe7 28. g3 Rd8 29. Rxd8 Nxd8 30. c6+ Kb8 31. cxb7 Kxb7 32. Bg2+ Kc7 33. a4 Ndc6 34. Bc5 Bd4+ 35. Bxd4 Nxd4 36. Kf2 Kb6 37. Ke3 Nc2+ 38. Kd2 Nb4 39. Kc3 Nbc6 40. Kb3 Kc5 41. Kc3 Na5 42. h4 Nxc4 43. Bf3 e5 44. fxe5 Nxe5 45. Be2 Nd5+ 46. Kd2 Nc4+ 47. Kc2 a5 48. h5 f4 49. hxg6 hxg6 50. gxf4 Nxf4 51. Bxc4 Kxc4 52. Kd2 Kb3 53. Kc1 g5 54. Kb1 g4 55. Kc1 g3 56. Kd2 g2 57. Ke3 g1Q+ 58. Kxf4 Qe1 59. Kf3 Qe5 60. Kf2 Kc3 61. Kf3 Kd3 62. Kf2 Qe3+ 63. Kf1 Qe2+ 64. Kg1 Ke3 65. Kh1 Kf3 66. Kg1 Qg2# 0-1

[Event "BRA-ch U12"]
[Site "Catanduva"]
[Date "2011.04.??"]
[Round "5.13"]
[White "Silveira, Lorensen Willer Soa"]
[Black "Da Costa Clemente, Wirys"]
[Result "1-0"]
[ECO "D08"]
[PlyCount "47"]
[EventDate "2011.04.15"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 d5 2. c4 e5 3. dxe5 Bb4+ 4. Nc3 dxc4 5. Qxd8+ Kxd8 6. Bg5+ f6 7. 0-0-0+ Bd7 8. exf6 gxf6 9. Bf4 Bd6 10. Bxd6 cxd6 11. Rxd6 f5 12. e3 Ne7 13. Bxc4 Nc8 14. Rd1 Nb6 15. Bb5 f4 16. exf4 Re8 17. Nf3 Rf8 18. Rd4 Rf7 19. Ne5 Rf5 20. Rhd1 a6 21. Nxd7 N8xd7 22. Bxd7 Rh5 23. Bg4+ Nd5 24. Bxh5 1-0

[Event "BRA-ch U12"]
[Site "Catanduva"]
[Date "2011.04.??"]
[Round "2.20"]
[White "Silveira, Lorensen Willer Soa"]
[Black "Mariano da Silva, Eduardo Vicente"]
[Result "1-0"]
[ECO "D50"]
[PlyCount "53"]
[EventDate "2011.04.15"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 d5 2. c4 Nf6 3. Nc3 e6 4. Bg5 h6 5. Bxf6 Qxf6 6. cxd5 e5 7. dxe5 Qxe5 8. Nf3 Qf6 9. e4 Bd6 10. e5 Bxe5 11. Nxe5 Qxe5+ 12. Be2 0-0 13. 0-0 Qg5 14. g3 Bh3 15. Re1 Rd8 16. Bb5 c6 17. Bc4 Qg4 18. Qd3 b5 19. Bb3 Na6 20. Bc2 g6 21. Ne4 Kf8 22. Qc3 Qf5 23. Qh8+ Ke7 24. Nc5+ Kd6 25. Nb7+ Kxd5 26. Rad1+ Kc4 27. Qc3# 1-0

[Event "BRA-ch U12"]
[Site "Catanduva"]
[Date "2011.04.??"]
[Round "7.15"]
[White "Silveira, Lorensen Willer Soa"]
[Black "Sato, Henrique Akira Lisb"]
[Result "1-0"]
[ECO "A80"]
[PlyCount "73"]
[EventDate "2011.04.15"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 f5 2. Bg5 h6 3. Bh4 d5 4. c4 c6 5. e3 Nd7 6. Nf3 Ngf6 7. Nc3 e6 8. cxd5 exd5 9. Ne5 g5 10. Nxd7 Bxd7 11. Bg3 Be6 12. Be5 Rg8 13. Be2 Qe7 14. 0-0 0-0-0 15. Qa4 b5 16. Qa6+ Kd7 17. Qb7+ Ke8 18. Qxc6+ Kf7 19. Bxf6 Qxf6 20. Bh5+ Kg7 21. Qc7+ Rd7 22. Qe5 Qxe5 23. dxe5 b4 24. Nb5 g4 25. Nd4 Re7 26. f4 gxf3 27. Rxf3 Kh8 28. Nxe6 Rxe6 29. Bf7 Rxe5 30. Bxg8 Kxg8 31. Raf1 Bc5 32. Kh1 Rxe3 33. Rxe3 Bxe3 34. Rxf5 d4 35. Ra5 d3 36. Rxa7 d2 37. Rd7 1-0

[Event "Manaus FAX 1st"]
[Site "Manaus"]
[Date "2011.03.04"]
[Round "9.10"]
[White "Da Silva, Mikhail Zoltan Iwan"]
[Black "Silveira, Lorensen Willer Soa"]
[Result "1-0"]
[ECO "C50"]
[PlyCount "39"]
[EventDate "2011.03.04"]
[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 d6 4. h3 Nf6 5. Ng5 Be6 6. Bxe6 fxe6 7. Nxe6 Qe7 8. Nxf8 Qxf8 9. d3 Nd4 10. c3 Nc6 11. Be3 0-0-0 12. Qa4 Kb8 13. b4 b6 14. Qxc6 Nh5 15. a4 Nf4 16. Bxf4 Qxf4 17. 0-0 Rhf8 18. a5 Qg5 19. axb6 axb6 20. Ra8# 1-0

[Event "Manaus FAX 1st"]
[Site "Manaus"]
[Date "2011.03.04"]
[Round "3.10"]
[White "De Oliveira, Victor Gabriel C"]
[Black "Silveira, Lorensen Willer Soa"]
[Result "1-0"]
[ECO "D60"]
[PlyCount "63"]
[EventDate "2011.03.04"]
[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 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Nbd7 5. Nf3 Be7 6. e3 0-0 7. Bd3 Bd6 8. Qc2 c6 9. Bxh7+ Kh8 10. 0-0 g6 11. Bxg6 fxg6 12. Qxg6 dxc4 13. e4 Qc7 14. e5 Nxe5 15. Bxf6+ Rxf6 16. Qxf6+ Kg8 17. dxe5 Bc5 18. Ng5 Bd4 19. Qg6+ Kh8 20. Nf7+ Qxf7 21. Qxf7 Bxe5 22. Qh5+ Kg8 23. Qxe5 Bd7 24. Ne4 Rf8 25. Qg5+ Kh7 26. Nf6+ Rxf6 27. Qxf6 b5 28. g4 e5 29. g5 Bh3 30. g6+ Kg8 31. Qf7+ Kh8 32. Qh7# 1-0

[Event "Manaus FAX 1st"]
[Site "Manaus"]
[Date "2011.03.04"]
[Round "8.9"]
[White "De Pontes e Souza, Jose Geraldo"]
[Black "Silveira, Lorensen Willer Soa"]
[Result "1-0"]
[ECO "C50"]
[PlyCount "47"]
[EventDate "2011.03.04"]
[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 d6 3. d4 Nc6 4. Bc4 Bg4 5. dxe5 Nxe5 6. Be2 Nxf3+ 7. Bxf3 Bxf3 8. Qxf3 Nf6 9. 0-0 Be7 10. Nc3 0-0 11. Qg3 b5 12. Bh6 Nh5 13. Qg4 b4 14. Nd5 Bf6 15. Qxh5 Bxb2 16. Rab1 Bc3 17. Bg5 f6 18. Be3 Re8 19. Nxc3 bxc3 20. f3 Re5 21. Qg4 Ra5 22. Rfd1 Rxa2 23. Qe6+ Kf8 24. Qxa2 1-0

[Event "Manaus FAX 1st"]
[Site "Manaus"]
[Date "2011.03.04"]
[Round "4.10"]
[White "Dos Santos, Gabriel Gomes"]
[Black "Silveira, Lorensen Willer Soa"]
[Result "1-0"]
[ECO "C62"]
[PlyCount "59"]
[EventDate "2011.03.04"]
[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. Nc3 d6 4. Bb5 Nf6 5. d4 Bd7 6. dxe5 dxe5 7. Bxc6 bxc6 8. Nxe5 Bd6 9. Nxd7 Qxd7 10. 0-0 0-0 11. Re1 Ng4 12. g3 Rae8 13. a4 Qc8 14. b3 Bc5 15. Be3 Bb4 16. Qd4 Rd8 17. Qxb4 Nxe3 18. Rxe3 Qh3 19. e5 Rd2 20. Re2 Rdd8 21. Qc4 Qh6 22. Rd1 Rxd1+ 23. Nxd1 Qh5 24. Re1 Rd8 25. Qxc6 g6 26. Nc3 Rd2 27. e6 fxe6 28. Qxe6+ Kf8 29. Qf6+ Kg8 30. Re8# 1-0

[Event "Manaus FAX 1st"]
[Site "Manaus"]
[Date "2011.03.04"]
[Round "1.7"]
[White "Pessoa, Hudson Anselmo"]
[Black "Silveira, Lorensen Willer Soa"]
[Result "1-0"]
[ECO "A07"]
[PlyCount "53"]
[EventDate "2011.03.04"]
[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 Nc6 4. 0-0 e6 5. d3 Bc5 6. Nbd2 0-0 7. b3 e5 8. Bb2 d4 9. Ng5 Ng4 10. Nge4 Bf5 11. Nxc5 Nb4 12. Nxb7 Qg5 13. Ne4 Bxe4 14. Bxe4 Qh6 15. h4 Ne3 16. fxe3 Qxe3+ 17. Kh2 Qh6 18. Ba3 c5 19. Nxc5 Rab8 20. Nd7 Rfc8 21. Qc1 Qh5 22. Bf3 Qf5 23. Bxb4 Rxb4 24. Qa3 Rb7 25. Bxb7 Qxd7 26. Bxc8 Qxc8 27. Qe7 1-0

[Event "Manaus FAX 1st"]
[Site "Manaus"]
[Date "2011.03.04"]
[Round "7.9"]
[White "Silveira, Lorensen Willer Soa"]
[Black "Barros Filho, Paulo Cesar"]
[Result "0-1"]
[ECO "D60"]
[PlyCount "44"]
[EventDate "2011.03.04"]
[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 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 Nbd7 6. Nf3 c6 7. Be2 0-0 8. 0-0 dxc4 9. Bxc4 Qc7 10. Qc2 e5 11. dxe5 Nxe5 12. Bf4 Nxf3+ 13. gxf3 Bd6 14. Bxd6 Qxd6 15. Rad1 Qc5 16. Bd3 Qg5+ 17. Kh1 Qh5 18. Be2 Be6 19. f4 Ng4 20. Bxg4 Bxg4 21. Rd6 Bf3+ 22. Kg1 Qg4# 0-1

[Event "Manaus FAX 1st"]
[Site "Manaus"]
[Date "2011.03.04"]
[Round "2.7"]
[White "Silveira, Lorensen Willer Soa"]
[Black "Benayon, Elismar da Silva"]
[Result "0-1"]
[ECO "D12"]
[PlyCount "76"]
[EventDate "2011.03.04"]
[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. Nf3 d5 3. c4 c6 4. Nc3 Bf5 5. e3 g6 6. cxd5 cxd5 7. Bb5+ Bd7 8. Ne5 Bxb5 9. Nxb5 Qa5+ 10. Nc3 Nbd7 11. 0-0 Bg7 12. Bd2 0-0 13. Nxd7 Nxd7 14. Ne4 Qb6 15. Ng5 h6 16. Nf3 f5 17. Qa4 Nf6 18. Ne5 Ng4 19. Nxg6 Qxg6 20. Qb4 e5 21. dxe5 Nxe5 22. Rac1 Qb6 23. Qf4 Nd3 24. Qf3 Nxc1 25. Qxd5+ Kh8 26. Bxc1 Rad8 27. Qc4 Bxb2 28. Bxb2+ Qxb2 29. Qh4 Qf6 30. Qb4 Rf7 31. Qa5 a6 32. Re1 Rfd7 33. f4 Rd2 34. Qc7 Qb2 35. Qe5+ Qxe5 36. fxe5 Rxa2 37. Rb1 Rdd2 38. e6 Kg8 0-1

[Event "Manaus FAX 1st"]
[Site "Manaus"]
[Date "2011.03.04"]
[Round "6.9"]
[White "Silveira, Lorensen Willer Soa"]
[Black "Franca, Carlos Alberto Rodr"]
[Result "1-0"]
[ECO "D60"]
[PlyCount "71"]
[EventDate "2011.03.04"]
[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 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Nbd7 5. e3 Be7 6. Nf3 c6 7. Bd3 dxc4 8. Bxc4 0-0 9. 0-0 b5 10. Bd3 h6 11. Bxf6 Nxf6 12. Ne5 Qc7 13. Qf3 Bb7 14. Qg3 Bd6 15. Ne4 Nxe4 16. Bxe4 f6 17. Qg6 fxe5 18. Qh7+ Kf7 19. Qg6+ Ke7 20. Qxg7+ Rf7 21. Qxh6 Rg8 22. Qh4+ Ke8 23. Qh6 exd4 24. Qxe6+ Kf8 25. Qh6+ Rgg7 26. Qh8+ Ke7 27. Qh4+ Ke8 28. Qh8+ Bf8 29. exd4 c5 30. Bxb7 Qxb7 31. Rae1+ Kd8 32. Qh4+ Re7 33. g3 cxd4 34. Qxd4+ Rd7 35. Qf6+ Kc7 36. Rc1+ 1-0

[Event "BRA Region North-ch"]
[Site "Manaus"]
[Date "2010.10.??"]
[Round "5"]
[White "Barros, Jose Claide Teixeir"]
[Black "Silveira, Lorensen Willer Soa"]
[Result "1-0"]
[ECO "D31"]
[WhiteElo "1802"]
[BlackElo "1845"]
[PlyCount "105"]
[EventDate "2010.10.09"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Bb4 4. Qa4+ Nc6 5. a3 Bxc3+ 6. bxc3 Bd7 7. Qc2 Nf6 8. Bg5 h6 9. Bh4 g5 10. Bg3 Qe7 11. Bxc7 Rc8 12. Bg3 Ne4 13. f3 Nxg3 14. hxg3 e5 15. cxd5 Na5 16. Qe4 Rxc3 17. Qxe5 Qxe5 18. dxe5 Nc4 19. e4 Nxe5 20. Ne2 Rc4 21. Nc1 Rc2 22. Be2 Rb2 23. 0-0 g4 24. f4 Ng6 25. Re1 0-0 26. Nd3 Rb3 27. Nc5 Rxg3 28. Nxd7 Rd8 29. Nf6+ Kg7 30. Nxg4 Nxf4 31. Bf3 Nxg2 32. Bxg2 Rxg4 33. Rac1 Kh7 34. Rc7 Rf4 35. Rxb7 Rc8 36. Rf1 Rxf1+ 37. Bxf1 Rg8+ 38. Bg2 Kg6 39. Rxa7 Kf6 40. Rc7 h5 41. d6 Ke6 42. d7 Ke7 43. Rc8 Rd8 44. Rxd8 Kxd8 45. Bh3 Ke7 46. a4 Kd8 47. a5 h4 48. a6 Kc7 49. a7 Kb7 50. d8Q Kxa7 51. Bc8 Ka8 52. Qc7 h3 53. Qb7# 1-0

[Event "BRA Region North-ch"]
[Site "Manaus"]
[Date "2010.10.??"]
[Round "2"]
[White "De Oliveira, Larissa Pessoa"]
[Black "Silveira, Lorensen Willer Soa"]
[Result "0-1"]
[ECO "C41"]
[WhiteElo "1760"]
[BlackElo "1845"]
[PlyCount "32"]
[EventDate "2010.10.09"]
[EventType "swiss"]
[EventRounds "7"]
[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. d4 d6 4. d5 Nb4 5. Be2 f5 6. Nfd2 fxe4 7. Nxe4 Bf5 8. f3 Nf6 9. c3 Nbxd5 10. Ng3 Qd7 11. Bd3 Bxd3 12. Qxd3 Nf4 13. Qd2 0-0-0 14. Qf2 Nd3+ 15. Kd1 Nxf2+ 16. Ke1 Nxh1 0-1

[Event "BRA Region North-ch"]
[Site "Manaus"]
[Date "2010.10.??"]
[Round "4"]
[White "Pessoa, Hudson Anselmo"]
[Black "Silveira, Lorensen Willer Soa"]
[Result "1-0"]
[ECO "E27"]
[WhiteElo "1881"]
[BlackElo "1845"]
[PlyCount "41"]
[EventDate "2010.10.09"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Bb4 4. f3 Nf6 5. a3 Bxc3+ 6. bxc3 0-0 7. Bg5 Nbd7 8. e4 c6 9. e5 dxc4 10. exf6 Nxf6 11. Bxc4 b5 12. Bd3 g6 13. Ne2 Bb7 14. Ng3 c5 15. Be4 Rb8 16. Bxb7 Rxb7 17. Ne4 h6 18. Bxf6 Qa5 19. Qd2 cxd4 20. Qxh6 dxc3 21. Qg7# 1-0

[Event "BRA Region North-ch"]
[Site "Manaus"]
[Date "2010.10.??"]
[Round "6"]
[White "Silveira, Lorensen Willer Soa"]
[Black "Da Silva Pessoa, Natanael N"]
[Result "1-0"]
[ECO "C42"]
[WhiteElo "1845"]
[BlackElo "1750"]
[PlyCount "17"]
[EventDate "2010.10.09"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 Nxe4 4. Qe2 Nc6 5. Qxe4 Bd6 6. Nxc6+ Be7 7. Nxd8 0-0 8. Bd3 Bxd8 9. Qxh7# 1-0

[Event "BRA Region North-ch"]
[Site "Manaus"]
[Date "2010.10.??"]
[Round "7"]
[White "Silveira, Lorensen Willer Soa"]
[Black "Marialves, Lonnyane Ramos"]
[Result "0-1"]
[ECO "C42"]
[WhiteElo "1845"]
[BlackElo "1775"]
[PlyCount "64"]
[EventDate "2010.10.09"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nc3 Bb4 4. d3 Bxc3+ 5. bxc3 d6 6. d4 exd4 7. cxd4 Nxe4 8. Qe2 d5 9. Ng5 Qe7 10. Nxe4 dxe4 11. Qd1 0-0 12. Bc4 Qb4+ 13. Bd2 Qxc4 14. Bf4 Qc3+ 15. Bd2 Qxd4 16. 0-0 Nd7 17. Qc1 Nf6 18. Be3 Qd7 19. Bg5 Qe6 20. Qf4 Nd5 21. Qg3 c6 22. Rae1 f6 23. Bd2 a5 24. Bh6 Rf7 25. c4 Ne7 26. f3 Nf5 27. Qg4 Qxc4 28. Rxe4 Qc5+ 29. Kh1 Nxh6 30. Re8+ Rf8 31. Rxf8+ Qxf8 32. Qc4+ Qf7 0-1

[Event "BRA Region North-ch"]
[Site "Manaus"]
[Date "2010.10.??"]
[Round "1"]
[White "Silveira, Lorensen Willer Soa"]
[Black "Santos Neto, Rui Barroso"]
[Result "0-1"]
[ECO "C49"]
[WhiteElo "1845"]
[BlackElo "170"]
[PlyCount "108"]
[EventDate "2010.10.09"]
[EventType "swiss"]
[EventRounds "7"]
[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. Nc3 Nf6 4. Bb5 Bb4 5. Bxc6 dxc6 6. d3 Qe7 7. 0-0 Bg4 8. a3 Bxc3 9. bxc3 0-0-0 10. d4 Nxe4 11. Nxe5 Bxd1 12. Rxd1 Nxc3 13. Re1 Rxd4 14. Bb2 Qc5 15. Nd3 Qc4 16. Ne5 Qd5 17. Bxc3 Rc4 18. Nxc4 Qxc4 19. Bxg7 Rg8 20. Rad1 Rd8 21. Bf6 Rd6 22. Re8+ Kd7 23. Re7+ Kc8 24. Rxd6 cxd6 25. Re8+ Kd7 26. Re7+ Kc8 27. Re8+ Kc7 28. c3 Qa2 29. g3 Qxa3 30. Re7+ Kb6 31. Rxf7 Qc1+ 32. Kg2 Qh6 33. Bd8+ Kb5 34. Rxb7+ Kc5 35. Rxa7 d5 36. Be7+ Kc4 37. Ra3 Qg6 38. Bh4 Qd3 39. h3 d4 40. Ra7 dxc3 41. Bg5 Qd5+ 42. f3 Qxg5 43. Ra4+ Kb3 44. Ra7 Qd2+ 45. Kf1 c2 46. Ra1 Kb2 47. Re1 c1Q 48. Rxc1 Kxc1 49. f4 Kd1 50. f5 Qe2+ 51. Kg1 Ke1 52. f6 Qf2+ 53. Kh1 Kf1 54. f7 Qg2# 0-1

[Event "BRA Region North-ch"]
[Site "Manaus"]
[Date "2010.10.??"]
[Round "3"]
[White "Silveira, Lorensen Willer Soa"]
[Black "Soares Teixeira, Caio"]
[Result "1/2-1/2"]
[ECO "C47"]
[WhiteElo "1845"]
[BlackElo "1774"]
[PlyCount "6"]
[EventDate "2010.10.09"]
[EventType "swiss"]
[EventRounds "7"]
[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. Nc3 Nf6 1/2-1/2

[Event "BRA U10"]
[Site "Santa Maria de Jetiba"]
[Date "2010.04.??"]
[Round "5"]
[White "Marques, Guilherme"]
[Black "Silveira, Lorensen Willer Soa"]
[Result "1-0"]
[ECO "A40"]
[PlyCount "49"]
[EventDate "2010.04.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. Nf3 Nc6 2. d4 Nf6 3. b3 e5 4. dxe5 Ne4 5. Bb2 Bb4+ 6. Nbd2 Bxd2+ 7. Nxd2 Nc5 8. e3 a6 9. Be2 f6 10. exf6 gxf6 11. 0-0 Qe7 12. a3 Rg8 13. Bc4 Rg7 14. Ra2 Qd6 15. b4 Na7 16. bxc5 Qc6 17. f3 b5 18. Bd3 Bb7 19. Be4 Qe6 20. Ra1 Qh3 21. Rf2 0-0-0 22. Kh1 Rdg8 23. gxh3 Rg1+ 24. Qxg1 Rxg1+ 25. Rxg1 1-0

[Event "BRA U10"]
[Site "Santa Maria de Jetiba"]
[Date "2010.04.??"]
[Round "3"]
[White "Oliveira, Ricardo Simoes"]
[Black "Silveira, Lorensen Willer Soa"]
[Result "0-1"]
[ECO "B04"]
[PlyCount "12"]
[EventDate "2010.04.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 Nf6 2. Qf3 Nc6 3. d4 Nxd4 4. Qg3 Nxc2+ 5. Kd1 Nxa1 6. Bg5 Nxe4 0-1

[Event "BRA U10"]
[Site "Santa Maria de Jetiba"]
[Date "2010.04.??"]
[Round "4"]
[White "Silveira, Lorensen Willer Soa"]
[Black "Cordeiro, Yan Henrique"]
[Result "0-1"]
[ECO "B01"]
[PlyCount "73"]
[EventDate "2010.04.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. Nf3 Nf6 5. Bb5+ Bd7 6. Qe2 c6 7. Ba4 Bg4 8. h3 Bf5 9. Bb3 e6 10. g4 Bg6 11. d3 Bb4 12. a3 Bxc3+ 13. bxc3 0-0 14. Ng5 Nd5 15. c4 Nf4 16. Bxf4 f6 17. Qxe6+ Bf7 18. Qe4 Re8 19. Be5 Rxe5 20. Qxe5 fxe5 21. 0-0-0 Qxg5+ 22. Kb1 b5 23. Rde1 bxc4 24. dxc4 Qf4 25. Rd1 Na6 26. c3 Bg6+ 27. Ka1 Nc5 28. Ba2 Bc2 29. Rde1 Bb3 30. Bxb3 Nxb3+ 31. Kb2 Na5 32. f3 Rb8+ 33. Kc2 Qxc4 34. Rb1 Rb3 35. Rxb3 Qxb3+ 36. Kd3 Qb5+ 37. Kc2 0-1

[Event "BRA U10"]
[Site "Santa Maria de Jetiba"]
[Date "2010.04.??"]
[Round "6"]
[White "Silveira, Lorensen Willer Soa"]
[Black "Lauvers, Fabiano"]
[Result "1-0"]
[ECO "B01"]
[PlyCount "31"]
[EventDate "2010.04.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 d5 2. f3 Bd7 3. exd5 e5 4. Nc3 Nf6 5. Ne4 Bb4 6. a3 0-0 7. axb4 c6 8. dxc6 bxc6 9. d4 Nh5 10. Ra5 Qh4+ 11. g3 Qe7 12. Rxe5 Qd8 13. Rxh5 f6 14. Qd3 g5 15. Nxg5 fxg5 16. Qxh7# 1-0

[Event "BRA U10"]
[Site "Santa Maria de Jetiba"]
[Date "2010.04.??"]
[Round "2"]
[White "Silveira, Lorensen Willer Soa"]
[Black "Yoshioka, Andre"]
[Result "0-1"]
[ECO "A00"]
[PlyCount "68"]
[EventDate "2010.04.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e3 c5 2. Qf3 a6 3. Bc4 e6 4. Nh3 b5 5. Ng5 Nf6 6. Bd3 d5 7. Nc3 Bd6 8. b3 0-0 9. Bb2 h6 10. Nh3 b4 11. Nb1 e5 12. c3 e4 13. Qe2 exd3 14. Qxd3 Bxh3 15. gxh3 Nc6 16. cxb4 cxb4 17. Rg1 Be5 18. Qf1 Bxb2 19. Qg2 Nh5 20. Qg4 Qg5 21. Qd7 Qf6 22. Nc3 Ne5 23. Qxd5 Nf3+ 24. Ke2 Nxg1+ 25. Rxg1 Rfe8 26. Ne4 Qe5 27. Qd3 Qxe4 28. Qd6 Qe5 29. Qc6 Qe6 30. Qc2 Nf4+ 31. Ke1 Qxh3 32. Qxb2 f6 33. Rg3 Qh5 34. Qd4 Qe2# 0-1

