[Event "BRA-ch U20"]
[Site "Florianopolis"]
[Date "2017.10.29"]
[Round "5"]
[White "Ferreira Angelo, Augusto Pacheco"]
[Black "Garcia Otavio, Landerdahl"]
[Result "1/2-1/2"]
[ECO "B32"]
[PlyCount "34"]
[EventDate "2017.10.27"]
[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 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nxd4 5. Qxd4 e6 6. Bc4 d5 7. exd5 exd5 8. Bxd5 Nf6 9. Bxf7+ Kxf7 10. Qxd8 Bb4+ 11. Qd2 Bxd2+ 12. Bxd2 Re8+ 13. Kf1 b6 14. Nc3 Ba6+ 15. Kg1 Ne4 16. Nxe4 Rxe4 17. h3 Re2 1/2-1/2

[Event "BRA-ch U20"]
[Site "Florianopolis"]
[Date "2017.10.29"]
[Round "6"]
[White "Garcia Otavio, Landerdahl"]
[Black "Paiva, Arthur Wainstein"]
[Result "1-0"]
[ECO "D02"]
[PlyCount "83"]
[EventDate "2017.10.27"]
[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 Nf6 2. Nf3 d5 3. e3 Bg4 4. Nbd2 Nc6 5. Be2 e6 6. 0-0 Bd6 7. h3 Bh5 8. c4 Ne4 9. Nxe4 dxe4 10. Nd2 Bxe2 11. Qxe2 0-0 12. Nxe4 Qh4 13. Nxd6 cxd6 14. Rd1 Rac8 15. c5 d5 16. Bd2 Qe4 17. f3 Qg6 18. b4 a6 19. a4 Rb8 20. Rab1 b5 21. axb5 axb5 22. Ra1 Ra8 23. Bc3 Rxa1 24. Rxa1 Re8 25. Qxb5 h6 26. Qxc6 Rd8 27. Ra8 Rxa8 28. Qxa8+ Kh7 29. c6 f5 30. c7 Qf7 31. c8R Qf6 32. b5 Kg6 33. b6 Kh5 34. b7 Qg5 35. f4 Qg3 36. b8Q Qxe3+ 37. Kh1 Qf2 38. Qd6 Kh4 39. Qe7+ Kg3 40. Qxg7+ Kh4 41. Qxh6+ Kg3 42. Rg8# 1-0

[Event "BRA-ch U20"]
[Site "Florianopolis"]
[Date "2017.10.28"]
[Round "4"]
[White "Garcia Otavio, Landerdahl"]
[Black "Woichinevski, Joao Vinicius Peruc"]
[Result "0-1"]
[ECO "C55"]
[BlackElo "1668"]
[PlyCount "48"]
[EventDate "2017.10.27"]
[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. Nc3 Nxe4 5. Nxe4 d5 6. Bd3 dxe4 7. Bxe4 Bd6 8. 0-0 0-0 9. d4 exd4 10. Nxd4 Nxd4 11. Qxd4 Bxh2+ 12. Kxh2 Qxd4 13. f3 c6 14. c3 Qd6+ 15. g3 f5 16. Bf4 Qe7 17. Bd3 Rd8 18. Rfe1 Qf6 19. Be5 Qh6+ 20. Kg2 Rxd3 21. Bf4 Qh5 22. Rf1 g5 23. Be5 Rd2+ 24. Kg1 Qh2# 0-1

[Event "BRA-ch U20"]
[Site "Florianopolis"]
[Date "2017.10.27"]
[Round "1"]
[White "Cardoso, Leandro Ubialli"]
[Black "Garcia Otavio, Landerdahl"]
[Result "1-0"]
[ECO "C60"]
[WhiteElo "1761"]
[PlyCount "39"]
[EventDate "2017.10.27"]
[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. Bb5 Nge7 4. 0-0 d5 5. Nxe5 dxe4 6. Qe2 Bf5 7. Nc3 Qd4 8. Nxc6 Nxc6 9. d3 e3 10. Bxe3 Qe5 11. d4 Qe7 12. d5 Bd7 13. dxc6 bxc6 14. Qf3 Rb8 15. Bxc6 Bxc6 16. Qxc6+ Kd8 17. Rad1+ Kc8 18. Nb5 Rb6 19. Qa8+ Rb8 20. Nxa7# 1-0

[Event "BRA-ch U20"]
[Site "Florianopolis"]
[Date "2017.10.27"]
[Round "2"]
[White "Da Veiga, Pedro Miguel Back"]
[Black "Garcia Otavio, Landerdahl"]
[Result "1-0"]
[ECO "A36"]
[WhiteElo "1467"]
[PlyCount "61"]
[EventDate "2017.10.27"]
[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. c4 c5 2. Nc3 Nc6 3. g3 e6 4. Bg2 Be7 5. e3 Nf6 6. Nge2 0-0 7. 0-0 d5 8. cxd5 exd5 9. d4 c4 10. Nf4 Bg4 11. Qc2 Nb4 12. Qd2 Bf5 13. a3 Qa5 14. Ncxd5 Nfxd5 15. Nxd5 Nxd5 16. Qxa5 Bd8 17. Qxd5 Bc8 18. Qxc4 Be6 19. d5 Rc8 20. Qb3 Bd7 21. Qxb7 Rc7 22. Qb4 Rc2 23. Be4 Rc7 24. b3 Bf6 25. Rb1 Re8 26. Bb2 Be7 27. Qd4 f6 28. d6 Rb7 29. Bxb7 Rb8 30. dxe7 Rxb7 31. Qd5+ 1-0

