[Event "BRA-ch Amateur U1800"]
[Site "Sao Paulo"]
[Date "2018.06.02"]
[Round "5"]
[White "Canonico, Rodrigo"]
[Black "Izumi, Ernesto Shuji"]
[Result "1-0"]
[ECO "B21"]
[WhiteElo "1658"]
[PlyCount "55"]
[EventDate "2018.05.31"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 c5 2. d4 Nc6 3. d5 Na5 4. Nf3 d6 5. Bd2 b6 6. Bd3 Nf6 7. Qe2 g6 8. 0-0 a6 9. c4 Bg4 10. h3 Bd7 11. Bc3 Bg7 12. Nbd2 e5 13. dxe6 Bxe6 14. Ne1 Nh5 15. Bxg7 Nxg7 16. Nc2 Nc6 17. f4 Qe7 18. Qf3 0-0 19. f5 Bd7 20. f6 Qe5 21. fxg7 Kxg7 22. b3 Qc3 23. Qe3 Ne5 24. Rf3 Nxf3+ 25. Nxf3 Qf6 26. Rf1 Rae8 27. Qd2 Bc6 28. Nfd4 1-0

[Event "BRA-ch Amateur U1800"]
[Site "Sao Paulo"]
[Date "2018.06.01"]
[Round "4"]
[White "Izumi, Ernesto Shuji"]
[Black "Salama, Henrique Eric"]
[Result "1-0"]
[ECO "D02"]
[BlackElo "1629"]
[PlyCount "53"]
[EventDate "2018.05.31"]
[EventType "swiss"]
[EventRounds "7"]
[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 e6 4. a3 b6 5. e3 Bb7 6. Nbd2 Be7 7. Bb5+ c6 8. Bd3 0-0 9. 0-0 Nbd7 10. Be5 c5 11. Rc1 c4 12. Be2 Rc8 13. b3 h6 14. Ra1 Nh7 15. Ne1 Nxe5 16. dxe5 f6 17. Bg4 f5 18. Bh5 Qc7 19. f4 Bc5 20. Rf3 Qe7 21. Rh3 Bc6 22. g4 Be8 23. Ng2 Bxh5 24. gxh5 Qf7 25. Nf3 Kh8 26. Nfh4 Qxh5 27. Qxh5 1-0

[Event "BRA-ch Amateur U1800"]
[Site "Sao Paulo"]
[Date "2018.05.31"]
[Round "1"]
[White "Izumi, Ernesto Shuji"]
[Black "Abilhoa, Gustavo Auer"]
[Result "0-1"]
[ECO "E60"]
[BlackElo "1672"]
[PlyCount "48"]
[EventDate "2018.05.31"]
[EventType "swiss"]
[EventRounds "7"]
[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. c4 Bg7 4. e3 0-0 5. Bd3 d6 6. Nbd2 Nbd7 7. 0-0 c6 8. Bc2 Qc7 9. b3 a5 10. e4 e5 11. dxe5 Nxe5 12. Bb2 Nfd7 13. a4 Nxf3+ 14. Nxf3 Bxb2 15. Rb1 Bg7 16. Re1 Ne5 17. Nxe5 Bxe5 18. f3 Be6 19. Bd3 Rad8 20. Qd2 d5 21. g3 dxe4 22. fxe4 Bxg3 23. hxg3 Qxg3+ 24. Qg2 Qxg2+ 0-1

[Event "BRA-ch Amateur U1800"]
[Site "Sao Paulo"]
[Date "2018.05.31"]
[Round "2"]
[White "Reis, Arnaldo Ulisses"]
[Black "Izumi, Ernesto Shuji"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1652"]
[PlyCount "83"]
[EventDate "2018.05.31"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Bf5 3. Bf4 e6 4. e3 a6 5. Bd3 Bxd3 6. Qxd3 Nf6 7. Nbd2 g6 8. h3 Nc6 9. c3 Bg7 10. 0-0 0-0 11. Ne5 Re8 12. Nxc6 bxc6 13. Be5 Nd7 14. Bxg7 Kxg7 15. e4 Rf8 16. e5 Qe7 17. Rfe1 f5 18. exf6+ Rxf6 19. Re2 Qd6 20. Nf3 Nf8 21. Rae1 a5 22. Ne5 Nd7 23. Qe3 h5 24. g4 Rg8 25. f3 Kh7 26. Kg2 Rff8 27. Nxd7 Qxd7 28. Qxe6 Qxe6 29. Rxe6 hxg4 30. hxg4 Rb8 31. b3 Rb6 32. Re7+ Rg7 33. Rxg7+ Kxg7 34. Re7+ Kf6 35. Rxc7 Kg5 36. Kg3 Kf6 37. f4 g5 38. f5 a4 39. b4 a3 40. Ra7 Rb8 41. Rxa3 Re8 42. Kf3 1-0

