[Event "Sao Paulo ECP op 5th"]
[Site "Sao Paulo"]
[Date "2019.12.01"]
[Round "5"]
[White "Truzzi, Ivan Steiner"]
[Black "De Sousa, Rafaela Oliveira"]
[Result "1-0"]
[ECO "E61"]
[WhiteElo "1579"]
[BlackElo "1111"]
[PlyCount "69"]
[EventDate "2019.11.29"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Bf4 d6 4. e3 Bg7 5. c4 0-0 6. Nc3 c5 7. Be2 Nc6 8. d5 Nb8 9. 0-0 e6 10. dxe6 Bxe6 11. Bxd6 Re8 12. Bxc5 Qxd1 13. Raxd1 b6 14. Bd6 Nbd7 15. Nb5 Rac8 16. Nc7 Red8 17. Be7 Re8 18. Nxe8 Rxe8 19. Bxf6 Bxf6 20. Nd4 Nc5 21. Nxe6 Rxe6 22. b3 Ne4 23. Rd7 a5 24. Bg4 Re7 25. Rxe7 Bxe7 26. Rd1 Kg7 27. Bf3 Nc3 28. Rd7 Bc5 29. Bd5 Nxd5 30. cxd5 Kf6 31. Kf1 h5 32. e4 Bd4 33. f4 b5 34. e5+ Kg7 35. e6 1-0

[Event "Sao Paulo ECP op 5th"]
[Site "Sao Paulo"]
[Date "2019.12.01"]
[Round "6"]
[White "Tsuchie, Pedro Pinheiro"]
[Black "Truzzi, Ivan Steiner"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "1451"]
[BlackElo "1579"]
[PlyCount "20"]
[EventDate "2019.11.29"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. Bc4 Nf6 5. Nge2 c6 6. d3 Bf5 7. 0-0 e6 8. Ng3 Bd6 9. Nxf5 Qxf5 10. h3 Qe5 0-1

[Event "Sao Paulo ECP op 5th"]
[Site "Sao Paulo"]
[Date "2019.11.30"]
[Round "4"]
[White "Gansl, Eduardo"]
[Black "Truzzi, Ivan Steiner"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "1458"]
[BlackElo "1579"]
[PlyCount "57"]
[EventDate "2019.11.29"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 193 Extra"]
[Source "ChessBase"]
[SourceDate "2020.01.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.01.31"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. Nf3 Nf6 5. Be2 Bf5 6. a4 c6 7. 0-0 e6 8. Re1 Bd6 9. d4 Nbd7 10. Bd2 Qc7 11. Bg5 h6 12. Bxf6 gxf6 13. Bd3 Bg4 14. Ne4 Bxh2+ 15. Kh1 f5 16. Ned2 h5 17. Nf1 Bf4 18. c4 h4 19. Be2 Nf6 20. N1h2 Ne4 21. Kg1 Nxf2 22. Kxf2 Bxh2 23. Nxh2 Qxh2 24. Ra3 h3 25. Rg3 hxg2 26. Rxg2 Qf4+ 27. Kg1 Qe3+ 28. Rf2 Bh3 29. Bf3 0-1

[Event "Sao Paulo Karman Cup"]
[Site "Sao Paulo"]
[Date "2019.08.18"]
[Round "5"]
[White "Bergamo, Victor Hugo Moura"]
[Black "Truzzi, Ivan Steiner"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "1460"]
[BlackElo "1583"]
[PlyCount "88"]
[EventDate "2019.08.16"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 c6 5. Bd2 Nf6 6. Bc4 Qc7 7. Qe2 Bf5 8. Bb3 Nbd7 9. Nf3 e6 10. Nh4 Bg6 11. Nxg6 hxg6 12. h3 0-0-0 13. 0-0-0 Bd6 14. Rhe1 Bf4 15. Kb1 Bxd2 16. Rxd2 Qf4 17. Red1 g5 18. f3 Rhe8 19. Ne4 Nb6 20. c4 Nxe4 21. Qxe4 Rd7 22. d5 Red8 23. Rd3 exd5 24. cxd5 Nxd5 25. Bxd5 Rxd5 26. Rxd5 Rxd5 27. Rxd5 Qxe4+ 28. fxe4 cxd5 29. exd5 Kd7 30. Kc2 Kd6 31. Kd3 Kxd5 32. g4 g6 33. b3 b5 34. a3 a5 35. Ke3 f5 36. Kd3 f4 37. b4 axb4 38. axb4 Ke5 39. Ke2 Ke4 40. Kf2 f3 41. Kf1 Ke3 42. Ke1 f2+ 43. Kf1 Kf3 44. h4 gxh4 0-1

[Event "Sao Paulo Karman Cup"]
[Site "Sao Paulo"]
[Date "2019.08.18"]
[Round "6"]
[White "Truzzi, Ivan Steiner"]
[Black "Vieira, Alexandre Letizio"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1583"]
[BlackElo "1718"]
[PlyCount "86"]
[EventDate "2019.08.16"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. Bf4 c5 4. c3 Nc6 5. e3 Bg4 6. Bd3 e6 7. Nbd2 Rc8 8. Qa4 c4 9. Be2 Qa5 10. Qxa5 Nxa5 11. Ne5 Bxe2 12. Kxe2 a6 13. f3 Nh5 14. Bg3 f6 15. Ng4 Nxg3+ 16. hxg3 Bd6 17. f4 Nc6 18. e4 b5 19. e5 fxe5 20. Nxe5 Bxe5 21. fxe5 Ke7 22. Raf1 Rcf8 23. Rxf8 Kxf8 24. g4 Ke7 25. g5 a5 26. g6 h6 27. Rf1 Rf8 28. Rxf8 Kxf8 29. Nf3 b4 30. Kd2 Ne7 31. Nh4 Ke8 32. g4 Kd7 33. b3 Kc6 34. bxc4 dxc4 35. Kc2 Kd5 36. Ng2 Ke4 37. Kd2 Nd5 38. cxb4 axb4 39. Ne1 Kxd4 40. Nf3+ Ke4 41. g5 Kxf3 42. gxh6 gxh6 43. g7 Ne7 0-1

[Event "Sao Paulo Karman Cup"]
[Site "Sao Paulo"]
[Date "2019.08.17"]
[Round "4"]
[White "Truzzi, Ivan Steiner"]
[Black "Damasio, Fabio Ferreira"]
[Result "1-0"]
[ECO "A48"]
[WhiteElo "1583"]
[BlackElo "1298"]
[PlyCount "61"]
[EventDate "2019.08.16"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Bf4 d6 4. e3 Bg7 5. Bd3 0-0 6. Nbd2 Nbd7 7. c4 c5 8. d5 Nh5 9. Qc2 Nxf4 10. exf4 f5 11. 0-0 Nf6 12. Rae1 Re8 13. Ng5 Qa5 14. h3 h6 15. Ne6 Bxe6 16. Rxe6 Nh5 17. Rxg6 Nxf4 18. Rg3 Nxd3 19. Qxd3 Rf8 20. Nf3 Kh8 21. Nh4 Be5 22. Ng6+ Kg7 23. Nxe5+ Kf6 24. Nd7+ Kf7 25. Qxf5+ Ke8 26. Qxf8+ Kxd7 27. Qxa8 Qb6 28. Rg8 e6 29. Qc8+ Ke7 30. Qe8+ Kf6 31. Qxe6# 1-0

[Event "Sao Paulo Karman Cup"]
[Site "Sao Paulo"]
[Date "2019.08.16"]
[Round "2"]
[White "Melo, Sergio Roberto Samp"]
[Black "Truzzi, Ivan Steiner"]
[Result "1-0"]
[ECO "A06"]
[WhiteElo "1747"]
[BlackElo "1583"]
[PlyCount "111"]
[EventDate "2019.08.16"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. Nf3 d5 2. b3 c5 3. e3 Nc6 4. Bb2 Nf6 5. Bb5 Bg4 6. h3 Bh5 7. 0-0 e6 8. d4 Bd6 9. Nbd2 0-0 10. Be2 a6 11. c4 dxc4 12. Nxc4 cxd4 13. Nxd4 Bxe2 14. Qxe2 Nxd4 15. Bxd4 Ne4 16. Rfd1 Qe7 17. Nxd6 Nxd6 18. Bc5 Rfd8 19. Qf3 Rac8 20. Bxd6 Rxd6 21. Rxd6 Qxd6 22. Qxb7 Rd8 23. Rc1 h6 24. Rc8 Rxc8 25. Qxc8+ Kh7 26. Qc2+ f5 27. g3 Qe5 28. a4 a5 29. Qc4 g5 30. Qb5 Qe4 31. Qc4 Kg6 32. Qxe4 fxe4 33. g4 Kf6 34. Kf1 Ke5 35. Ke2 Kd5 36. Kd2 Kc5 37. Kc3 e5 38. b4+ axb4+ 39. Kb3 Kb6 40. Kxb4 Ka6 41. Kc5 Ka5 42. Kd5 Kxa4 43. Kxe4 Kb5 44. Kxe5 Kc6 45. Kf5 Kd6 46. f4 gxf4 47. exf4 Ke7 48. Kg6 Kf8 49. Kxh6 Kg8 50. f5 Kh8 51. f6 Kg8 52. g5 Kh8 53. g6 Kg8 54. f7+ Kf8 55. Kh7 Ke7 56. Kg7 1-0

[Event "Sao Paulo Karman Cup"]
[Site "Sao Paulo"]
[Date "2019.08.16"]
[Round "1"]
[White "Truzzi, Ivan Steiner"]
[Black "Oliveira, Ivan Gentil De Rosa"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1583"]
[PlyCount "107"]
[EventDate "2019.08.16"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 e6 2. Nf3 d5 3. Bf4 Nd7 4. e3 Ngf6 5. Bd3 c5 6. c3 Qb6 7. Qb3 cxd4 8. exd4 Qxb3 9. axb3 Be7 10. Nbd2 0-0 11. 0-0 Nb6 12. Bc7 Bd7 13. Ne5 Rfc8 14. Bxb6 axb6 15. Nxd7 Nxd7 16. f4 Bd6 17. g3 f6 18. Bb5 Nf8 19. Nf3 h6 20. Ra4 g5 21. fxg5 hxg5 22. Kg2 Rd8 23. h4 gxh4 24. Nxh4 f5 25. Re1 Kh7 26. Kh3 Rxa4 27. bxa4 Kg7 28. g4 fxg4+ 29. Kxg4 Kf7 30. Rf1+ Ke7 31. Re1 Kf7 32. Bd3 Nd7 33. Bg6+ Kg7 34. Rxe6 Nf6+ 35. Kf3 Rh8 36. Rxd6 Rxh4 37. Bf5 Rh1 38. Bc8 Ne4 39. Rxb6 Rf1+ 40. Ke3 Re1+ 41. Kf4 Rf1+ 42. Ke5 Nf6 43. Rxb7+ Kg6 44. a5 Re1+ 45. Kd6 Ra1 46. Rb5 Ne8+ 47. Kc6 Kf6 48. Rxd5 Ke7 49. Rd7+ Kf8 50. a6 Nf6 51. Kb7 Nxd7 52. Bxd7 Ra2 53. b4 Ke7 54. b5 1-0

[Event "Sao Paulo Karman Cup 13th"]
[Site "Sao Paulo"]
[Date "2017.11.26"]
[Round "5"]
[White "Neto, Valdeno Brito"]
[Black "Truzzi, Ivan Steiner"]
[Result "0-1"]
[ECO "A03"]
[WhiteElo "1272"]
[BlackElo "1690"]
[PlyCount "59"]
[EventDate "2017.11.24"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 181 Extra"]
[Source "ChessBase"]
[SourceDate "2017.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2017.12.12"]
[SourceQuality "1"]

1. f4 d5 2. b3 Nf6 3. Bb2 Bf5 4. Nf3 Nbd7 5. e3 c5 6. Bb5 a6 7. Bxd7+ Bxd7 8. a4 e6 9. 0-0 Bd6 10. Na3 0-0 11. c4 Re8 12. Qe1 Bc6 13. Ne5 Nd7 14. Qg3 Nxe5 15. fxe5 Bf8 16. Rf6 dxc4 17. Nxc4 Be4 18. d4 Bg6 19. Rf4 b5 20. Nd2 Qd5 21. Rc1 Rec8 22. e4 Qb7 23. axb5 cxd4 24. Rxc8 Rxc8 25. bxa6 Qxa6 26. Bxd4 Qe2 27. Be3 Rc3 28. Rf3 Bh5 29. Bf4 Bxf3 30. gxf3 0-1

[Event "Sao Paulo Karman Cup 13th"]
[Site "Sao Paulo"]
[Date "2017.11.26"]
[Round "6"]
[White "Rocha, Anderson Rosendo"]
[Black "Truzzi, Ivan Steiner"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "1489"]
[BlackElo "1690"]
[PlyCount "99"]
[EventDate "2017.11.24"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 181 Extra"]
[Source "ChessBase"]
[SourceDate "2017.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2017.12.12"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d3 c6 5. Nf3 Bg4 6. Be2 Nf6 7. 0-0 e6 8. a3 Bd6 9. h3 Bh5 10. Bd2 Qc7 11. Nd4 Bg6 12. Re1 0-0 13. b4 Be5 14. Nf3 Bd6 15. Rb1 a6 16. Na2 Nbd7 17. c4 c5 18. Qb3 Rab8 19. Bc3 Ne5 20. Rbd1 Nxf3+ 21. Bxf3 Nd7 22. Qb2 e5 23. Bd5 Kh8 24. Nc1 f6 25. Nb3 Bf7 26. Bxf7 Rxf7 27. Nd2 b5 28. Ne4 Bf8 29. cxb5 cxb4 30. Qa2 Nb6 31. Bxb4 Bxb4 32. axb4 axb5 33. Rc1 Qa7 34. Qxa7 Rxa7 35. Nd6 Nd5 36. Re4 h6 37. Rc5 Nf4 38. Rxb5 Ra1+ 39. Kh2 Rxb5 40. Nxb5 Nxd3 41. Nd6 Rb1 42. b5 Nxf2 43. Re2 Nd3 44. Rd2 Nf4 45. g3 Ne6 46. Rc2 Nd4 47. Rc8+ Kh7 48. Rb8 Rb2+ 49. Kg1 e4 50. Nxe4 0-1

[Event "Sao Paulo Karman Cup 13th"]
[Site "Sao Paulo"]
[Date "2017.11.25"]
[Round "3"]
[White "Truzzi, Ivan Steiner"]
[Black "Da Rosa, Henrique Jaze Simoe"]
[Result "1/2-1/2"]
[ECO "C55"]
[WhiteElo "1690"]
[BlackElo "1521"]
[PlyCount "134"]
[EventDate "2017.11.24"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 181 Extra"]
[Source "ChessBase"]
[SourceDate "2017.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2017.12.12"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. c3 d6 6. b4 0-0 7. Qb3 h6 8. h3 a6 9. a4 Bd7 10. Be3 Na7 11. b5 axb5 12. axb5 b6 13. 0-0 Qc8 14. Kh2 Nh5 15. Bd5 c6 16. bxc6 Nxc6 17. Rxa8 Qxa8 18. Bxc6 Bxc6 19. Qxb6 Rb8 20. Qa7 Qxa7 21. Bxa7 Rb7 22. Be3 Ba4 23. Rc1 Nf6 24. Nbd2 Rb2 25. d4 exd4 26. cxd4 Bc2 27. Nc4 Ra2 28. e5 dxe5 29. Nfxe5 Nd5 30. Nc6 Bf6 31. Kg3 Nc3 32. Kh2 Nd5 33. Bd2 Bd3 34. Be1 Bg5 35. Ne3 Nxe3 36. fxe3 Bxe3 37. Rc3 Be4 38. h4 Rxg2+ 39. Kh3 Bf4 40. d5 Rg1 41. Ne7+ Kh7 42. Bg3 Bd2 43. Rc4 Bd3 44. Rd4 Bf1+ 45. Kh2 Rg2+ 46. Kh1 Be3 47. Rd1 Rxg3 48. Rxf1 Rh3+ 49. Kg2 Rxh4 50. Rxf7 Rd4 51. Kf3 Bg5 52. Nf5 Rf4+ 53. Kg3 Kg6 54. Rxg7+ Kxf5 55. Rf7+ Ke5 56. Rxf4 Bxf4+ 57. Kg2 Kxd5 58. Kh1 Ke4 59. Kg2 h5 60. Kh1 Kf3 61. Kg1 Kg3 62. Kh1 Bc1 63. Kg1 h4 64. Kh1 Kf2 65. Kh2 Bg5 66. Kh1 Kg3 67. Kg1 Kg4 1/2-1/2

[Event "Sao Paulo Karman Cup 13th"]
[Site "Sao Paulo"]
[Date "2017.11.25"]
[Round "4"]
[White "Truzzi, Ivan Steiner"]
[Black "Funayama S A, Yuri"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1690"]
[BlackElo "1329"]
[PlyCount "92"]
[EventDate "2017.11.24"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 181 Extra"]
[Source "ChessBase"]
[SourceDate "2017.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2017.12.12"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. Bf4 Bf5 4. e3 e6 5. Bd3 Bg6 6. 0-0 Bd6 7. Ne5 Bxd3 8. Qxd3 0-0 9. Nd2 a6 10. c4 c5 11. dxc5 Bxc5 12. Bg5 Be7 13. cxd5 Nxd5 14. Bxe7 Qxe7 15. e4 Nf4 16. Qe3 Qg5 17. g3 Qxe5 18. gxf4 Qh5 19. Kh1 Nd7 20. Rg1 Kh8 21. Rg5 Qh6 22. Rag1 g6 23. Qd4+ f6 24. R5g3 Rad8 25. Qe3 f5 26. Rh3 Qg7 27. e5 b5 28. Nf3 Rfe8 29. Ng5 Nf8 30. Qb6 Ra8 31. Rc1 Qa7 32. Qc7 Rec8 33. Qc2 Rxc2 34. Rxc2 Kg8 35. Rhc3 Qd4 36. Rc7 Qxf4 37. Nf7 Ra7 38. Nh6+ Kh8 39. Nf7+ Kg7 40. Nd8+ Rxc7 41. Rxc7+ Kh6 42. Rf7 Qxf2 43. h3 Qe1+ 44. Kg2 Qd2+ 45. Kh1 Qxd8 46. Rxf8 Qxf8 0-1

[Event "Sao Paulo Karman Cup 13th"]
[Site "Sao Paulo"]
[Date "2017.11.24"]
[Round "2"]
[White "Caribe Santos, Luiz Carlos"]
[Black "Truzzi, Ivan Steiner"]
[Result "1-0"]
[ECO "D10"]
[WhiteElo "1582"]
[BlackElo "1690"]
[PlyCount "59"]
[EventDate "2017.11.24"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 181 Extra"]
[Source "ChessBase"]
[SourceDate "2017.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2017.12.12"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 Bf5 5. cxd5 Nxd5 6. Nxd5 Qxd5 7. e3 e6 8. Be2 Nd7 9. 0-0 Bd6 10. Bd2 g5 11. Rc1 Qxa2 12. Bc3 Qd5 13. Nd2 Bc7 14. e4 Bxe4 15. Nxe4 Qxe4 16. Bf3 Qh4 17. g3 Qh6 18. d5 0-0 19. dxc6 Ne5 20. Bxe5 Bxe5 21. c7 Rac8 22. Qd7 Rfe8 23. Bxb7 Qf8 24. Bxc8 Rxc8 25. Rfd1 Bxb2 26. Rc2 Bf6 27. Rcd2 Be5 28. Qxc8 Qxc8 29. Rd8+ Kg7 30. Rxc8 1-0

[Event "Sao Paulo SP ECP op 3rd"]
[Site "Sao Paulo"]
[Date "2017.11.19"]
[Round "5.9"]
[White "Da Silva, Jhonny do Nasciment"]
[Black "Truzzi, Ivan Steiner"]
[Result "1-0"]
[ECO "D13"]
[WhiteElo "1519"]
[BlackElo "1690"]
[PlyCount "47"]
[EventDate "2017.11.17"]
[EventType "swiss"]
[EventRounds "6"]
[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 Nc6 5. Nf3 Nf6 6. e3 g6 7. Bd3 Bg7 8. Bd2 0-0 9. Rc1 Nb4 10. Bb1 a6 11. Ne5 Qd6 12. 0-0 Nc6 13. f4 b5 14. Nxb5 axb5 15. Rxc6 Qb8 16. Bb4 Re8 17. a3 Nd7 18. Qf3 f6 19. Qxd5+ e6 20. Rxe6 Rxe6 21. Qxe6+ Kh8 22. Nf7+ Kg8 23. Nh6+ Kh8 24. Qg8# 1-0

[Event "Sao Paulo SP ECP op 3rd"]
[Site "Sao Paulo"]
[Date "2017.11.19"]
[Round "6.12"]
[White "Truzzi, Ivan Steiner"]
[Black "Dattoli, Micael Cimet"]
[Result "1-0"]
[ECO "B50"]
[WhiteElo "1690"]
[BlackElo "1418"]
[PlyCount "114"]
[EventDate "2017.11.17"]
[EventType "swiss"]
[EventRounds "6"]
[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. Nc3 Nf6 4. Bc4 a6 5. a4 Nc6 6. 0-0 Bg4 7. h3 Bh5 8. Be2 Bg6 9. d3 e6 10. Bf4 Be7 11. Re1 0-0 12. Nh4 Nd7 13. Nxg6 fxg6 14. Bh2 Qb6 15. Qc1 c4 16. Nd1 Rf6 17. dxc4 Raf8 18. Qe3 Nd4 19. Rc1 d5 20. a5 Qxa5 21. Rf1 Bc5 22. Qd3 dxc4 23. Qxc4 Qd2 24. Nc3 Nxe2+ 25. Nxe2 Rxf2 26. Rxf2 Bxf2+ 27. Kh1 h6 28. Qxe6+ Kh7 29. Qc4 Be3 30. Bg1 Bxg1 31. Rxg1 Rf2 32. Nd4 Ne5 33. Qd5 Qf4 34. Ne6 Qg3 35. Qxb7 Rf7 36. Qb8 h5 37. Qb3 Nf3 38. Ng5+ Qxg5 39. Qxf7 Nxg1 40. Kxg1 Qe3+ 41. Qf2 Qxe4 42. c3 Qa4 43. Qb6 Qc4 44. Qd4 Qxd4+ 45. cxd4 Kg8 46. h4 Kf7 47. Kf2 Kf6 48. Kf3 g5 49. hxg5+ Kxg5 50. Ke4 Kf6 51. Kd5 Ke7 52. Ke5 g6 53. d5 a5 54. d6+ Kd7 55. Kf6 Kxd6 56. Kxg6 Kc5 57. Kxh5 Kb4 1-0

[Event "Sao Paulo SP ECP op 3rd"]
[Site "Sao Paulo"]
[Date "2017.11.18"]
[Round "3.14"]
[White "Rocha, Anderson Rosendo"]
[Black "Truzzi, Ivan Steiner"]
[Result "0-1"]
[ECO "D04"]
[WhiteElo "1489"]
[BlackElo "1690"]
[PlyCount "83"]
[EventDate "2017.11.17"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. Nf3 Nf6 2. b3 d5 3. Bb2 Bf5 4. d4 e6 5. e3 Nbd7 6. Bd3 Ne4 7. Nbd2 Ndf6 8. 0-0 Bd6 9. Ne5 Nxd2 10. Qxd2 Ne4 11. Qe2 Qg5 12. f3 Nf6 13. Bxf5 exf5 14. f4 Qh4 15. Qb5+ c6 16. Qxb7 0-0 17. Nf3 Qh5 18. Qxc6 Rfd8 19. c4 Rac8 20. Qa6 g5 21. Nxg5 Ng4 22. Nh3 Nxe3 23. Rf3 Ng4 24. c5 Bb8 25. Rc1 Re8 26. Ba3 Rc7 27. Rg3 Rce7 28. Bb4 Bxf4 29. Rxg4+ Qxg4 30. Nxf4 Qxf4 31. Rd1 Re2 32. Rf1 Qxd4+ 33. Kh1 Qxb4 34. c6 Qb6 35. Qd3 Qxc6 36. Qxf5 Qg6 37. Qxd5 Re1 38. Qf3 Rxf1+ 39. Qxf1 Qe4 40. h3 Qe1 41. Qxe1 Rxe1+ 42. Kh2 0-1

[Event "Sao Paulo SP ECP op 3rd"]
[Site "Sao Paulo"]
[Date "2017.11.18"]
[Round "4.10"]
[White "Truzzi, Ivan Steiner"]
[Black "Castro Vasconcelos, Jairo Sergio"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "1690"]
[BlackElo "1585"]
[PlyCount "212"]
[EventDate "2017.11.17"]
[EventType "swiss"]
[EventRounds "6"]
[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. Bf4 e6 4. Nbd2 Bd6 5. Bg3 0-0 6. e3 c5 7. dxc5 Bxc5 8. Bd3 Nc6 9. c3 Re8 10. Ne5 Nxe5 11. Bxe5 Bd6 12. Bg3 Qb6 13. Bxd6 Qxd6 14. 0-0 Qb6 15. b3 Bd7 16. c4 Bc6 17. Qb1 Qb4 18. Nf3 e5 19. cxd5 Bxd5 20. Ne1 Qg4 21. f3 Qg5 22. e4 Qe3+ 23. Kh1 Bc6 24. Qc1 Qd4 25. Bc4 Red8 26. Nc2 Qc3 27. Ne3 Qd2 28. Rd1 Qa5 29. Qc2 Rac8 30. Nf5 Qc7 31. Rxd8+ Rxd8 32. Rd1 Rxd1+ 33. Qxd1 Qd7 34. Qxd7 Bxd7 35. Nd6 Be6 36. Bxe6 fxe6 37. Nxb7 Nd7 38. Kg1 Nb8 39. Nd8 a5 40. Nxe6 Nc6 41. Nc5 Kf7 42. Kf2 Ke7 43. Nd3 Kd6 44. Nb2 Kc5 45. a3 Kd4 46. b4 axb4 47. axb4 Nxb4 48. Kg3 Nc6 49. Na4 Ne7 50. Nb6 Kc5 51. Na4+ Kd6 52. Kf2 h6 53. Ke3 g5 54. g3 Ng6 55. Nc3 h5 56. Nd5 Ke6 57. f4 gxf4+ 58. gxf4 Kf7 59. f5 Nf8 60. Kf3 Nh7 61. Kg3 Ng5 62. Nc3 Kf6 63. h3 Kg7 64. h4 Nf7 65. Kf3 Nd6 66. Ne2 Kh7 67. Ng3 Kh6 68. Ke3 Nc4+ 69. Kd3 Nb2+ 70. Kc3 Nd1+ 71. Kc4 Ne3+ 72. Kc5 Ng2 73. Kd6 Nxh4 74. Kxe5 Nf3+ 75. Kf4 Ng5 76. e5 h4 77. Nh1 Nf7 78. e6 Nd6 79. Ke5 Nc8 80. Nf2 Kg7 81. f6+ Kf8 82. Ng4 h3 83. Kd5 Nb6+ 84. Kc5 Nc8 85. Kc6 Ke8 86. Kc7 Ne7 87. Kd6 Nc8+ 88. Ke5 Kf8 89. Kf5 Nd6+ 90. Kg5 Ne8 91. Kg6 Nd6 92. Kg5 Ne8 93. Kg6 Nd6 94. Nh2 Nc8 95. f7 Ne7+ 96. Kf6 Nd5+ 97. Ke5 Ne7 98. Kd6 Nf5+ 99. Kd7 Ne7 100. Kd6 Nf5+ 101. Ke5 Ne7 102. Kf4 Nd5+ 103. Ke4 Ne7 104. Kf3 Nd5 105. Ng4 Nc7 106. e7+ Kxf7 1/2-1/2

[Event "Sao Paulo SP ECP op 3rd"]
[Site "Sao Paulo"]
[Date "2017.11.17"]
[Round "2.11"]
[White "Truzzi, Ivan Steiner"]
[Black "Gansl, Eduardo"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1690"]
[BlackElo "1484"]
[PlyCount "156"]
[EventDate "2017.11.17"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. Bf4 d5 4. e3 Bd6 5. Bg3 Ne4 6. Bd3 Nf6 7. Nbd2 Bxg3 8. hxg3 Nc6 9. c3 Qe7 10. Ne5 Nxe5 11. dxe5 Nd7 12. Nf3 g6 13. Qc2 Nc5 14. Be2 b6 15. b4 Ne4 16. Bb5+ Bd7 17. Bd3 Bc6 18. 0-0 h5 19. Nd4 Bb7 20. Qa4+ Kf8 21. Bxe4 dxe4 22. b5 Qg5 23. Nc6 Bxc6 24. bxc6 Qxe5 25. Rfd1 Qf5 26. Rd7 h4 27. gxh4 Rxh4 28. Qb4+ Kg7 29. c4 Qh5 30. Qc3+ e5 31. f3 exf3 32. Rd5 Rh1+ 33. Kf2 Qh4+ 34. Kxf3 Qf6+ 35. Ke2 Rh2 36. Qxe5 Rxg2+ 37. Kd3 Qxe5 38. Rxe5 Rd8+ 39. Rd5 Rc8 40. Rd7 Rg5 41. Rf1 Rf5 42. Rxf5 gxf5 43. Ke2 Kf6 44. Kf3 Kg6 45. Kf4 Re8 46. Rxc7 Re4+ 47. Kf3 Rxc4 48. Rc8 Kf6 49. Ke2 Ke6 50. Kd3 Rc5 51. Kd4 Kd6 52. Rd8+ Kxc6 53. Rc8+ Kd6 54. Rd8+ Ke7 55. Ra8 Ra5 56. Rc8 Rxa2 57. Ke5 Ra5+ 58. Kf4 a6 59. Rc7+ Ke8 60. Kg5 Rd5 61. Kf6 a5 62. Re7+ Kd8 63. Rxf7 Rd7 64. Rf8+ Kc7 65. Kxf5 a4 66. Rh8 b5 67. e4 a3 68. Ra8 b4 69. Ra4 Rd4 70. Ke5 Rd1 71. Kf5 b3 72. Rxa3 b2 73. Rc3+ Kd7 74. Rb3 b1Q 75. Rxb1 Rxb1 76. Ke5 Rb6 77. Kf5 Ke7 78. e5 Re6 0-1

[Event "Sao Paulo Hebraica op 24th"]
[Site "Sao Paulo"]
[Date "2017.01.15"]
[Round "5"]
[White "Truzzi, Ivan Steiner"]
[Black "Fujita, Daniela Miwa"]
[Result "1/2-1/2"]
[ECO "A48"]
[WhiteElo "1773"]
[BlackElo "1550"]
[PlyCount "151"]
[EventDate "2017.01.13"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 176 Extra"]
[Source "ChessBase"]
[SourceDate "2017.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2017.03.02"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 4. e3 0-0 5. Bd3 d6 6. c3 Nbd7 7. Qc2 Qe8 8. Nbd2 e5 9. dxe5 dxe5 10. Bg5 Nc5 11. Ne4 Nxd3+ 12. Qxd3 Bf5 13. Bxf6 Bxe4 14. Qxe4 Bxf6 15. Qxb7 Qe7 16. Qe4 Rab8 17. Rb1 Bg7 18. 0-0 Rfd8 19. Qc2 Qe6 20. b3 Rd6 21. Rfd1 Rbd8 22. Rxd6 Rxd6 23. Rd1 Qd7 24. Rxd6 Qxd6 25. Qd2 Qe7 26. h3 e4 27. Nd4 Qd6 28. c4 c5 29. Nf3 Qd3 30. Qxd3 exd3 31. e4 Bc3 32. Kf1 Kg7 33. Ng1 Kf6 34. f4 g5 35. g3 gxf4 36. gxf4 Bd2 37. Nf3 Bxf4 38. Ke1 Ke6 39. Kd1 f5 40. exf5+ Kxf5 41. Ne1 Ke4 42. Ng2 Bg5 43. Ne1 Ke3 44. Ng2+ Kd4 45. Ne1 Kc3 46. Nf3 Bf4 47. Ne1 Bg3 48. Nf3 Kb2 49. Kd2 Kxa2 50. Kxd3 Kxb3 51. Nd2+ Kb4 52. Ne4 Bf4 53. Nf6 h6 54. Nd5+ Kb3 55. Nxf4 a5 56. Ne2 a4 57. Nc1+ Kb2 58. Ne2 a3 59. Nc3 a2 60. Nxa2 Kxa2 61. Kc2 Ka3 62. Kc3 Ka4 63. h4 h5 64. Kd3 Kb3 65. Kd2 Kxc4 66. Kc2 Kd4 67. Kd2 c4 68. Kc2 c3 69. Kc1 Ke4 70. Kc2 Kf4 71. Kxc3 Kg4 72. Kd2 Kxh4 73. Ke2 Kg3 74. Kf1 Kh2 75. Kf2 h4 76. Kf1 1/2-1/2

[Event "Sao Paulo Hebraica op 24th"]
[Site "Sao Paulo"]
[Date "2017.01.15"]
[Round "6"]
[White "Truzzi, Ivan Steiner"]
[Black "Rocha, Anderson Rosendo"]
[Result "1-0"]
[ECO "B08"]
[WhiteElo "1773"]
[BlackElo "1629"]
[PlyCount "53"]
[EventDate "2017.01.13"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 176 Extra"]
[Source "ChessBase"]
[SourceDate "2017.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2017.03.02"]
[SourceQuality "1"]

1. e4 d6 2. Nf3 Nf6 3. Nc3 c6 4. d4 g6 5. Bg5 Bg7 6. Be2 0-0 7. 0-0 Bg4 8. Re1 Bxf3 9. Bxf3 Nbd7 10. e5 dxe5 11. dxe5 Ne8 12. e6 fxe6 13. Rxe6 Nef6 14. Qe2 Re8 15. Rd1 Kf8 16. Ne4 Qa5 17. Bd2 Qxa2 18. Nxf6 Nxf6 19. Bc3 Qa6 20. Qxa6 bxa6 21. Bxc6 Rad8 22. Rde1 Nd7 23. Bxg7+ Kxg7 24. Rxe7+ Kf8 25. Rxe8+ Rxe8 26. Rd1 h5 27. Bxd7 1-0

[Event "Sao Paulo Hebraica op 24th"]
[Site "Sao Paulo"]
[Date "2017.01.14"]
[Round "3"]
[White "Silva, Diogo Angeli"]
[Black "Truzzi, Ivan Steiner"]
[Result "1/2-1/2"]
[ECO "D06"]
[WhiteElo "1778"]
[BlackElo "1773"]
[PlyCount "141"]
[EventDate "2017.01.13"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 176 Extra"]
[Source "ChessBase"]
[SourceDate "2017.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2017.03.02"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 d5 3. cxd5 Qxd5 4. Nc3 Qa5 5. Qc2 Bf5 6. Qb3 Qb6 7. Qxb6 axb6 8. Bf4 c6 9. e3 e6 10. Bc4 Bb4 11. Nge2 b5 12. Bb3 0-0 13. 0-0 Bd3 14. Rfd1 Bg6 15. Rac1 Nbd7 16. a3 Be7 17. Bc2 Nd5 18. Nxd5 exd5 19. Bxg6 hxg6 20. Rc2 Nb6 21. Nc1 Nc4 22. Nd3 g5 23. Bg3 f6 24. Nc5 Bxc5 25. dxc5 f5 26. Rd4 b4 27. h4 bxa3 28. bxa3 g4 29. Rc3 Nxa3 30. Rb4 Nb5 31. Rc2 Ra1+ 32. Kh2 Rfa8 33. Be5 R1a2 34. Rbb2 Rxb2 35. Rxb2 Ra4 36. Bd6 Kf7 37. Bf4 Ke6 38. Kg3 g6 39. h5 gxh5 40. Kh4 d4 41. exd4 Rxd4 42. Be3 Rc4 43. Kxh5 f4 44. Bd2 f3 45. gxf3 gxf3 46. Be3 Kf5 47. Rd2 Nc7 48. Rd7 Nd5 49. Rf7+ Ke6 50. Rxf3 Nxe3 51. Rxe3+ Kf5 52. Rb3 Kf4 53. Rxb7 Rxc5+ 54. Kg6 Rc1 55. Rf7+ Ke4 56. f4 c5 57. f5 Rg1+ 58. Kf6 c4 59. Re7+ Kd5 60. Re5+ Kd4 61. Ke6 c3 62. Rd5+ Kc4 63. Rd8 Re1+ 64. Kf7 Re5 65. Kf6 Rd5 66. Rc8+ Rc5 67. Rh8 c2 68. Rh1 Kd5 69. Rc1 Ke4 70. Kg6 Rc3 71. f6 1/2-1/2

[Event "Sao Paulo Hebraica op 24th"]
[Site "Sao Paulo"]
[Date "2017.01.13"]
[Round "1"]
[White "Mangini, Bruno Fernandes"]
[Black "Truzzi, Ivan Steiner"]
[Result "0-1"]
[ECO "D15"]
[WhiteElo "1732"]
[BlackElo "1773"]
[PlyCount "138"]
[EventDate "2017.01.13"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 176 Extra"]
[Source "ChessBase"]
[SourceDate "2017.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2017.03.02"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 Bf5 5. Bf4 Nbd7 6. e3 Ne4 7. Bd3 Ndf6 8. 0-0 e6 9. cxd5 exd5 10. Qc2 Bd6 11. Bxd6 Qxd6 12. Rab1 0-0 13. b4 a6 14. a4 Rac8 15. Ne5 Rfe8 16. a5 Bg6 17. Na4 Rc7 18. Nc5 Qd8 19. Rfe1 Nd6 20. Bxg6 hxg6 21. Ncd3 Nd7 22. Nxd7 Qxd7 23. Ne5 Qf5 24. Qxf5 gxf5 25. g3 f6 26. Ng6 Ne4 27. Nh4 Nd6 28. Nf3 Kf7 29. Nd2 g5 30. f4 g4 31. Kg2 Rce7 32. Kf2 Kg6 33. Re2 Nb5 34. Ree1 Rh8 35. Rh1 Reh7 36. Kg2 Re8 37. Kf2 Reh8 38. Kg2 Kf7 39. Nb3 Ke6 40. Nc5+ Kd6 41. Rb3 Re7 42. Rd1 Kc7 43. Rbd3 Nd6 44. Re1 Nc4 45. Rb3 Nd2 46. Rd3 Nf3 47. Rh1 Reh7 48. h4 Re8 49. Ra1 Rhe7 50. Kf2 Ra8 51. Ra2 Rh8 52. Ra1 Reh7 53. Rh1 b6 54. axb6+ Kxb6 55. Ra3 Ra8 56. Rha1 Rha7 57. R1a2 Kb5 58. Rb2 Rh8 59. Rba2 Rha8 60. Ra5+ Kb6 61. Na4+ Kc7 62. Nc5 Kb6 63. Rc2 Rc8 64. Ne6 Re7 65. Nc5 Ra7 66. Nb3 Rh7 67. Rac5 Nxh4 68. gxh4 Rxh4 69. Rxc6+ Rxc6 0-1

[Event "Sao Paulo Hebraica op 24th"]
[Site "Sao Paulo"]
[Date "2017.01.13"]
[Round "2"]
[White "Truzzi, Ivan Steiner"]
[Black "Maciel, Diogo Alves"]
[Result "0-1"]
[ECO "A46"]
[WhiteElo "1773"]
[BlackElo "1950"]
[PlyCount "56"]
[EventDate "2017.01.13"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 176 Extra"]
[Source "ChessBase"]
[SourceDate "2017.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2017.03.02"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 c5 3. Bf4 cxd4 4. Nxd4 e5 5. Bxe5 Qa5+ 6. Nc3 Qxe5 7. Qd3 Nc6 8. Nf3 Qa5 9. a3 d5 10. 0-0-0 Be6 11. Nd4 Nxd4 12. Qxd4 Bc5 13. Qf4 0-0 14. h4 Bxa3 15. e4 Bxb2+ 16. Kxb2 Qb4+ 17. Kc1 Qxc3 18. Rd3 Qa1+ 19. Kd2 Nxe4+ 20. Ke2 Qb1 21. Kf3 Qxc2 22. Be2 Rfc8 23. h5 Rc3 24. Rhd1 Nf6 25. Rxc3 Qxc3+ 26. Rd3 Bg4+ 27. Kg3 Nxh5+ 28. Kxg4 Nxf4 0-1

[Event "Rio Claro op 1st"]
[Site "Rio Claro"]
[Date "2015.03.01"]
[Round "4"]
[White "Mangini, Bruno Fernandes"]
[Black "Truzzi, Ivan Steiner"]
[Result "1-0"]
[ECO "E72"]
[WhiteElo "1775"]
[PlyCount "157"]
[EventDate "2015.02.28"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "CBM 165 Extra"]
[Source "ChessBase"]
[SourceDate "2015.04.21"]
[SourceVersion "1"]
[SourceVersionDate "2015.04.21"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 d6 3. Nc3 g6 4. e4 Bg7 5. Nf3 0-0 6. g3 Nbd7 7. Bg2 Rb8 8. 0-0 c5 9. b3 a6 10. a4 Qc7 11. Bg5 cxd4 12. Nxd4 Nc5 13. Rc1 Ne6 14. Bxf6 Bxf6 15. Nd5 Qc5 16. Nxe6 fxe6 17. b4 Qc6 18. e5 Qe8 19. exf6 exd5 20. fxe7 Qxe7 21. Bxd5+ Kg7 22. Qd4+ Kh6 23. Rfe1 Qg5 24. Qe3 Bd7 25. Qxg5+ Kxg5 26. f4+ Kf5 27. b5 Rfe8 28. Kf2 Be6 29. Kf3 Bxd5+ 30. cxd5 axb5 31. g4+ Kf6 32. axb5 Rxe1 33. Rxe1 Rc8 34. Re6+ Kf7 35. Rxd6 Ke7 36. Rb6 Rb8 37. Ke4 Kd7 38. Ke5 Re8+ 39. Re6 Rc8 40. f5 gxf5 41. gxf5 Rc2 42. Rd6+ Ke7 43. f6+ Kf7 44. Rd7+ Kg6 45. Rxb7 Re2+ 46. Kd6 Kxf6 47. Rxh7 Rb2 48. Rb7 Rxh2 49. b6 Kf5 50. Re7 Rb2 51. b7 Kf6 52. Rc7 Kf5 53. Kd7 Ke5 54. Kc8 Rh2 55. b8Q Rh8+ 56. Kb7 Rxb8+ 57. Kxb8 Kxd5 58. Re7 Kd6 59. Re1 Kd5 60. Kc7 Kd4 61. Kc6 Kd3 62. Kc5 Kd2 63. Re4 Kd3 64. Rh4 Ke3 65. Kd5 Kf3 66. Ke5 Kg3 67. Ra4 Kf3 68. Rb4 Ke3 69. Rb3+ Kd2 70. Ke4 Kc2 71. Rh3 Kd2 72. Rg3 Kc2 73. Kd4 Kb2 74. Kc4 Ka2 75. Rb3 Ka1 76. Rb8 Ka2 77. Kc3 Ka1 78. Kc2 Ka2 79. Ra8# 1-0

[Event "Rio Claro op 1st"]
[Site "Rio Claro"]
[Date "2015.03.01"]
[Round "5"]
[White "Truzzi, Ivan Steiner"]
[Black "Nobre, Jailson Altair Barb"]
[Result "0-1"]
[ECO "B40"]
[BlackElo "1765"]
[PlyCount "80"]
[EventDate "2015.02.28"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "CBM 165 Extra"]
[Source "ChessBase"]
[SourceDate "2015.04.21"]
[SourceVersion "1"]
[SourceVersionDate "2015.04.21"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. Nc3 a6 4. d3 Nc6 5. Be2 d5 6. exd5 exd5 7. 0-0 Nf6 8. Bg5 Be7 9. d4 cxd4 10. Nxd4 0-0 11. Bf3 Be6 12. Re1 Nxd4 13. Qxd4 Rc8 14. Re2 h6 15. Bh4 Rc4 16. Qa7 Rxh4 17. Qxb7 Rb4 18. Qxa6 Rxb2 19. Nb5 Qc8 20. Qxc8 Rxc8 21. Nd4 Kf8 22. Nxe6+ fxe6 23. Rxe6 Rbxc2 24. Rae1 Bc5 25. R6e2 Rxe2 26. Rxe2 Re8 27. Rxe8+ Kxe8 28. Kf1 Kd7 29. Ke2 Kd6 30. a4 Bb6 31. Kd3 Bxf2 32. Bd1 Bb6 33. h3 Ne4 34. Bh5 Nc5+ 35. Kc3 Nxa4+ 36. Kb4 Nc5 37. Kb5 Ba7 38. g4 Ne6 39. Bg6 Nf4 40. Bf7 Nxh3 0-1

[Event "Rio Claro op 1st"]
[Site "Rio Claro"]
[Date "2015.02.28"]
[Round "2"]
[White "Goncalves, Marcus Vinicius M"]
[Black "Truzzi, Ivan Steiner"]
[Result "1-0"]
[ECO "E65"]
[WhiteElo "1946"]
[PlyCount "101"]
[EventDate "2015.02.28"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "CBM 165 Extra"]
[Source "ChessBase"]
[SourceDate "2015.04.21"]
[SourceVersion "1"]
[SourceVersionDate "2015.04.21"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 d6 3. Nc3 g6 4. Nf3 Bg7 5. e4 0-0 6. g3 Nbd7 7. Bg2 c5 8. 0-0 Rb8 9. b3 b6 10. Bg5 Bb7 11. Re1 cxd4 12. Nxd4 Nc5 13. Qd2 a6 14. Rad1 Nfd7 15. Nd5 f6 16. Bh6 Bxh6 17. Qxh6 e6 18. Nf4 Qe7 19. b4 e5 20. Nxg6 hxg6 21. Qxg6+ Qg7 22. Qxg7+ Kxg7 23. Nf5+ Kg6 24. bxc5 Nxc5 25. Nxd6 Bc6 26. Bh3 Rbd8 27. Bf5+ Kg7 28. Rd2 Ba4 29. h4 Nb7 30. c5 Nxc5 31. Bg4 Nb7 32. Nf5+ Kh7 33. Rb2 Bb5 34. a4 Nc5 35. axb5 Nd3 36. Rc2 Nxe1 37. Rc7+ Kh8 38. Nh6 Nf3+ 39. Bxf3 Rc8 40. Rb7 Rb8 41. Rd7 Rbc8 42. Bg4 Rc1+ 43. Kg2 Rfc8 44. Rb7 R1c7 45. Bxc8 Rxc8 46. bxa6 b5 47. Rxb5 Ra8 48. Rb6 Kg7 49. Nf5+ Kf7 50. h5 Kg8 51. Rxf6 1-0

[Event "Rio Claro op 1st"]
[Site "Rio Claro"]
[Date "2015.02.28"]
[Round "3"]
[White "Truzzi, Ivan Steiner"]
[Black "Cardozo, Matheus Santos"]
[Result "1/2-1/2"]
[ECO "B73"]
[BlackElo "1801"]
[PlyCount "116"]
[EventDate "2015.02.28"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "CBM 165 Extra"]
[Source "ChessBase"]
[SourceDate "2015.04.21"]
[SourceVersion "1"]
[SourceVersionDate "2015.04.21"]
[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. Be3 Nc6 9. Qd2 Ng4 10. Bxg4 Bxg4 11. Nxc6 bxc6 12. Bh6 Qb6 13. Bxg7 Kxg7 14. Na4 Qc7 15. h3 Be6 16. f4 Rab8 17. b3 d5 18. f5 Bc8 19. fxg6 hxg6 20. exd5 cxd5 21. Qxd5 Bb7 22. Qd4+ e5 23. Qxa7 Qxc2 24. Rf2 Qc6 25. Qb6 Qe4 26. Qf6+ Kg8 27. Nc5 Qd4 28. Rc1 Rbc8 29. b4 Qxb4 30. Rfc2 Qd4+ 31. Qf2 Qxf2+ 32. Kxf2 Bd5 33. Nd7 Rxc2+ 34. Rxc2 Rd8 35. Nxe5 Ra8 36. Ke3 Bxa2 37. Kf4 Kg7 38. Rc3 Ra4+ 39. Kg3 Bd5 40. Nd3 Ra2 41. Ne1 Re2 42. Nf3 Rb2 43. Rd3 Bc4 44. Rd4 Be6 45. Rd2 Rb1 46. Nd4 Bc4 47. Nf3 Ra1 48. Ne5 Be6 49. Nf3 Ra3 50. Kf2 Ra2 51. Rxa2 Bxa2 52. g3 Kf6 53. Ke3 Be6 54. h4 Kg7 55. Kf4 Ba2 56. Ne1 Bb1 57. Ng2 Bd3 58. Ne3 Be2 1/2-1/2

[Event "Sao Roque InterUSP 29th"]
[Site "Sao Paulo"]
[Date "2013.06.01"]
[Round "2.2"]
[White "Truzzi, Ivan Steiner"]
[Black "Barbosa, Jackson Alex"]
[Result "1-0"]
[ECO "C50"]
[PlyCount "65"]
[EventDate "2013.05.30"]
[EventType "team-k.o."]
[EventRounds "3"]
[EventCountry "BRA"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Politecnica"]
[BlackTeam "Ribeirao Preto"]
[WhiteTeamCountry "BRA"]
[BlackTeamCountry "BRA"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. 0-0 Nf6 5. Nc3 0-0 6. d3 h6 7. h3 d6 8. Re1 Na5 9. Bb3 Nxb3 10. axb3 a6 11. d4 exd4 12. Nxd4 Re8 13. Bf4 Bb4 14. f3 Nh5 15. Qd2 Bc5 16. Be3 Bxd4 17. Bxd4 Re6 18. f4 Qh4 19. f5 Re8 20. Bf2 Qe7 21. Re3 Qe5 22. Qd5 c6 23. Qxe5 dxe5 24. Rd1 Nf6 25. Bh4 Kf8 26. Bxf6 gxf6 27. Na4 b5 28. Nc5 Ke7 29. Red3 Ra7 30. Rd6 Rc7 31. b4 Kf8 32. Rxf6 Kg7 33. Rdd6 1-0

