[Event "Rio Negrinho Froebel op"]
[Site "Rio Negrinho"]
[Date "2021.07.11"]
[Round "6"]
[White "Campagnolo, Fabiola"]
[Black "Da Costa, Eduardo Mello"]
[Result "1/2-1/2"]
[ECO "D00"]
[WhiteElo "1687"]
[BlackElo "1368"]
[PlyCount "60"]
[EventDate "2021.07.09"]
[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. e3 Nf6 3. Bd3 e6 4. Nd2 c5 5. c3 b6 6. Qe2 Bd6 7. f4 Nbd7 8. Ngf3 Bb7 9. Ne5 a6 10. a4 c4 11. Bc2 b5 12. 0-0 Ne4 13. Qg4 g6 14. Ndf3 Ndf6 15. Qh3 b4 16. cxb4 Bxb4 17. Ng5 Nd6 18. Nxg6 fxg6 19. Bxg6+ Kd7 20. Qxe6+ Kc7 21. Bc2 Bc8 22. e4 Re8 23. Qxe8 Ndxe8 24. e5 Ne4 25. Be3 Bd2 26. Bxd2 Nxd2 27. Rfd1 Ne4 28. Bxe4 dxe4 29. Rac1 Qd5 30. b3 Rb8 1/2-1/2

[Event "Rio Negrinho Froebel op"]
[Site "Rio Negrinho"]
[Date "2021.07.11"]
[Round "5"]
[White "Da Costa, Eduardo Mello"]
[Black "Fischer Junior, Donaldo"]
[Result "1-0"]
[ECO "E91"]
[WhiteElo "1368"]
[BlackElo "1799"]
[PlyCount "96"]
[EventDate "2021.07.09"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. e4 d6 4. d4 Bg7 5. Nf3 Bg4 6. Be2 Nbd7 7. 0-0 c5 8. d5 0-0 9. Be3 h6 10. Qd2 Kh7 11. h3 Bxf3 12. Bxf3 Ne8 13. g4 Rg8 14. Qc2 e5 15. Bg2 Bf6 16. Ne2 Bg5 17. f4 exf4 18. Nxf4 Ne5 19. Rae1 Rg7 20. Nd3 Nxd3 21. Qxd3 Bxe3+ 22. Rxe3 Qe7 23. Qe2 Nc7 24. e5 Rd8 25. e6 fxe6 26. dxe6 b6 27. Rf7 Rxf7 28. exf7 Qf8 29. Re7 d5 30. Bxd5 Nxd5 31. cxd5 Rxd5 32. Re8 Qxf7 33. Re7 Rd1+ 34. Kg2 Rf1 35. Rxf7+ Rxf7 36. Qe6 Kg7 37. Qe5+ Kh7 38. g5 h5 39. Qe8 Kg7 40. a4 Rf5 41. h4 Rf7 42. Kg3 Rf5 43. a5 bxa5 44. Qb5 Rf7 45. Qxa5 c4 46. Qc3+ Kg8 47. Qxc4 Kg7 48. Qd4+ Kg8 1-0

[Event "Rio Negrinho Froebel op"]
[Site "Rio Negrinho"]
[Date "2021.07.10"]
[Round "4"]
[White "Da Costa, Eduardo Mello"]
[Black "Blaskosky, Vinicius"]
[Result "1-0"]
[ECO "A16"]
[WhiteElo "1368"]
[BlackElo "1248"]
[PlyCount "47"]
[EventDate "2021.07.09"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 d5 2. cxd5 Nf6 3. Nc3 Nxd5 4. e4 Nxc3 5. bxc3 e5 6. Nf3 Bd6 7. Bc4 0-0 8. 0-0 Nc6 9. d4 Bg4 10. d5 Ne7 11. Be2 Bxf3 12. Bxf3 Qd7 13. Qc2 f5 14. c4 Rf6 15. c5 fxe4 16. Bxe4 Bxc5 17. Qxc5 Qg4 18. f3 Qd7 19. Bg5 Rf7 20. Bxe7 Rxe7 21. Qc4 Kh8 22. Qd3 h6 23. Rab1 b6 24. d6 1-0

[Event "Rio Negrinho Froebel op"]
[Site "Rio Negrinho"]
[Date "2021.07.10"]
[Round "3"]
[White "Schoeffel, Matheus"]
[Black "Da Costa, Eduardo Mello"]
[Result "0-1"]
[ECO "D02"]
[BlackElo "1368"]
[PlyCount "70"]
[EventDate "2021.07.09"]
[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. Bf4 c5 3. c3 Nc6 4. Nf3 Nf6 5. e3 Nh5 6. Bg3 Nxg3 7. hxg3 Bg4 8. Nbd2 e5 9. Be2 e4 10. Ng1 Be6 11. Qc2 cxd4 12. exd4 a6 13. 0-0-0 Nxd4 14. Qa4+ Nc6 15. Kb1 Qf6 16. Nh3 Bf5 17. Kc1 Bxh3 18. gxh3 Qxf2 19. Bb5 Qb6 20. Bxc6+ Qxc6 21. Qxc6+ bxc6 22. Nb3 Bd6 23. g4 0-0 24. Nd4 Rac8 25. Nf5 Bf4+ 26. Kc2 Rfe8 27. Rhf1 Bc7 28. Ne3 Bb6 29. Nf5 Bc5 30. b4 Bf8 31. Rde1 c5 32. a3 cxb4 33. axb4 Bxb4 34. Kb1 Rxc3 35. Rd1 e3 0-1

[Event "Rio Negrinho Froebel op"]
[Site "Rio Negrinho"]
[Date "2021.07.09"]
[Round "2"]
[White "Da Costa, Eduardo Mello"]
[Black "Pavao, Alice Lara Biasi"]
[Result "0-1"]
[ECO "E94"]
[WhiteElo "1368"]
[BlackElo "1060"]
[PlyCount "100"]
[EventDate "2021.07.09"]
[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. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. Be2 Nbd7 7. 0-0 e5 8. d5 Nc5 9. Qc2 a5 10. Be3 b6 11. Ne1 Re8 12. f3 Bd7 13. Nd3 Nxd3 14. Bxd3 Bc8 15. a3 Nd7 16. b4 axb4 17. axb4 Bb7 18. c5 bxc5 19. bxc5 Nxc5 20. Bxc5 dxc5 21. Na4 Qd6 22. Nxc5 Rab8 23. Rfb1 Ba8 24. Na6 Rxb1+ 25. Rxb1 c6 26. Rb6 Rb8 27. Bb5 Bh6 28. Kf2 Bg7 29. Ke2 Qd7 30. Bxc6 Bxc6 31. dxc6 Qa7 32. Qb3 Kf8 33. Ke1 f5 34. Rb7 Qg1+ 35. Ke2 Qxg2+ 36. Ke3 f4+ 37. Kd3 Rd8+ 38. Rd7 Qxf3+ 39. Kc4 Qxe4+ 40. Kc5 Rxd7 41. cxd7 Bf6 42. Qb8+ Kf7 43. Qe8+ Kg7 44. Nb4 Qd4+ 45. Kb5 f3 46. Nc6 Qd3+ 47. Kb6 f2 48. Nxe5 Qd6+ 49. Nc6 f1Q 50. d8Q Bxd8+ 0-1

[Event "Rio Negrinho Froebel op"]
[Site "Rio Negrinho"]
[Date "2021.07.09"]
[Round "1"]
[White "Nemeth Junior, Henrique"]
[Black "Da Costa, Eduardo Mello"]
[Result "1-0"]
[ECO "B13"]
[WhiteElo "2045"]
[BlackElo "1368"]
[PlyCount "63"]
[EventDate "2021.07.09"]
[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 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Nf6 6. Ne2 Bg4 7. 0-0 e6 8. Qe1 Bd6 9. Bg5 h6 10. Bh4 g5 11. Bg3 Bxe2 12. Qxe2 Bxg3 13. fxg3 Nd7 14. Nd2 Qe7 15. Qh5 Nf6 16. Qf3 Nd7 17. b4 e5 18. Qxd5 exd4 19. Rae1 Nde5 20. Bb5 Rd8 21. Bxc6+ bxc6 22. Qxe5 Qxe5 23. Rxe5+ Kf8 24. cxd4 Rxd4 25. Ne4 Rxb4 26. Nd6 f6 27. Rxf6+ Kg7 28. Rf7+ Kg6 29. Re6+ Kh5 30. h3 c5 31. g4+ Kh4 32. Nf5# 1-0

[Event "Sao Bento do Sul op 05"]
[Site "Sao Bento do Sul"]
[Date "2021.05.09"]
[Round "6"]
[White "Da Costa, Eduardo Mello"]
[Black "Mello, Eduardo Francisco"]
[Result "1-0"]
[ECO "E98"]
[WhiteElo "1338"]
[BlackElo "1737"]
[PlyCount "61"]
[EventDate "2021.05.07"]
[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. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. Be2 e5 7. 0-0 Nc6 8. d5 Ne7 9. Ne1 Nd7 10. Nd3 a5 11. Be3 f5 12. f3 f4 13. Bf2 g5 14. c5 Rf7 15. cxd6 cxd6 16. Nb5 Nf6 17. Rc1 Ng6 18. Qc2 Bf8 19. Nc7 Rxc7 20. Qxc7 Qe8 21. Be1 Nh4 22. Bf2 Qh5 23. Bxh4 Qxh4 24. Qc3 g4 25. fxg4 Bh6 26. Qe1 Qg5 27. h4 Qg6 28. g5 Qxe4 29. gxh6 Bh3 30. gxh3 Kh8 31. Bg4 1-0

[Event "Sao Bento do Sul op 05"]
[Site "Sao Bento do Sul"]
[Date "2021.05.09"]
[Round "5"]
[White "Thurow, Jennifer"]
[Black "Da Costa, Eduardo Mello"]
[Result "0-1"]
[ECO "C42"]
[WhiteElo "1094"]
[BlackElo "1338"]
[PlyCount "68"]
[EventDate "2021.05.07"]
[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 e5 2. Nf3 Nf6 3. Bc4 Nxe4 4. Qe2 d5 5. Bb3 Bg4 6. c4 c6 7. cxd5 cxd5 8. Qb5+ Qd7 9. Qxd7+ Nxd7 10. Bxd5 Nd6 11. Nc3 f5 12. d3 Be7 13. 0-0 Bf6 14. Re1 0-0-0 15. Be3 Kb8 16. Nd2 f4 17. Bxa7+ Kxa7 18. b4 Nb6 19. Bc4 Ndxc4 20. Nxc4 Nxc4 21. dxc4 e4 22. Rac1 Bxc3 23. Rxc3 Rd1 24. Rxd1 Bxd1 25. c5 f3 26. g3 Rd8 27. h4 Be2 28. Re3 Rd1+ 29. Kh2 Bd3 30. Kh3 Rb1 31. a3 Rb2 32. Re1 Rxf2 33. g4 Re2 34. Rc1 Rc2 0-1

[Event "Sao Bento do Sul op 05"]
[Site "Sao Bento do Sul"]
[Date "2021.05.08"]
[Round "2"]
[White "Da Costa, Eduardo Mello"]
[Black "Goncalves, Davi Augusto"]
[Result "0-1"]
[ECO "A38"]
[WhiteElo "1338"]
[PlyCount "138"]
[EventDate "2021.05.07"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 c5 2. Nc3 Nc6 3. d3 g6 4. g3 Bg7 5. Bg2 d6 6. Nf3 Nf6 7. 0-0 0-0 8. Be3 e5 9. Qd2 Ng4 10. Bg5 Bf6 11. Bxf6 Nxf6 12. e3 Re8 13. Qe2 a6 14. Nd2 Be6 15. Nde4 Nxe4 16. Nxe4 f5 17. Nc3 Qd7 18. Nd5 Bxd5 19. Bxd5+ Kh8 20. Qf3 Rab8 21. a3 Ne7 22. b4 Nxd5 23. Qxd5 Qe7 24. d4 cxd4 25. exd4 e4 26. c5 dxc5 27. bxc5 Rbd8 28. Qc4 Qe6 29. Qxe6 Rxe6 30. Rfd1 Rc6 31. Rac1 b6 32. d5 Rxc5 33. Rxc5 bxc5 34. Kf1 Kg7 35. d6 Kf6 36. Rd5 c4 37. Ke2 Ke6 38. Rc5 Rxd6 39. Rxc4 h5 40. a4 Kd5 41. Rc1 Rc6 42. Rd1+ Kc5 43. Rc1+ Kb6 44. Rd1 Ka5 45. Rd4 Kb6 46. Ke3 Kc5 47. Rd1 Kb4 48. Rd4+ Kc3 49. Rd1 Kc2 50. Rd2+ Kb3 51. Rd4 Rc4 52. Rd6 Rxa4 53. Rb6+ Kc4 54. Rxg6 Ra3+ 55. Ke2 a5 56. Rg5 Rf3 57. Rxh5 a4 58. Rh8 a3 59. Rc8+ Kb3 60. Rb8+ Kc3 61. Rd8 a2 62. Rc8+ Kb2 63. Rb8+ Rb3 64. Ra8 a1Q 65. Rxa1 Kxa1 66. h4 Kb2 67. h5 Kc3 68. Ke3 Rb6 69. Kf4 Kd3 0-1

[Event "Sao Bento do Sul op 05"]
[Site "Sao Bento do Sul"]
[Date "2021.05.08"]
[Round "4"]
[White "Da Costa, Eduardo Mello"]
[Black "Schoeffel, Matheus"]
[Result "1-0"]
[ECO "A31"]
[WhiteElo "1338"]
[PlyCount "79"]
[EventDate "2021.05.07"]
[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. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. Be2 c5 7. 0-0 cxd4 8. Nxd4 Nbd7 9. Be3 e5 10. Ndb5 Nc5 11. Qxd6 Qxd6 12. Nxd6 Ncxe4 13. Ndxe4 Nh5 14. Bf3 Nf4 15. Rad1 Be6 16. Nd6 Rab8 17. Bxa7 Rbd8 18. Bxb7 Rd7 19. Bb6 Bxc4 20. Nxc4 Rxb7 21. g3 Ne6 22. Ne4 Nd4 23. Bxd4 exd4 24. Ned6 Rbb8 25. Rfe1 h5 26. b3 Ra8 27. a4 Rab8 28. Nb5 Rbd8 29. Ne5 Rfe8 30. Nc6 Rxe1+ 31. Rxe1 Rf8 32. Nbxd4 Bxd4 33. Nxd4 Rd8 34. Nc6 Rd2 35. b4 Rc2 36. b5 Rc5 37. Rb1 Kf8 38. b6 Rxc6 39. b7 Re6 40. b8Q+ 1-0

[Event "Sao Bento do Sul op 05"]
[Site "Sao Bento do Sul"]
[Date "2021.05.08"]
[Round "3"]
[White "Kim, Andre"]
[Black "Da Costa, Eduardo Mello"]
[Result "1/2-1/2"]
[ECO "B33"]
[WhiteElo "1094"]
[BlackElo "1338"]
[PlyCount "108"]
[EventDate "2021.05.07"]
[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 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Nb3 Bb4 7. f3 d5 8. exd5 Nxd5 9. Bd2 Nxc3 10. Bxc3 Bxc3+ 11. bxc3 0-0 12. Be2 Be6 13. 0-0 Qb6+ 14. Kh1 Ne7 15. f4 exf4 16. Rxf4 Nd5 17. Rf3 Rfd8 18. Qe1 Nf6 19. Rb1 Qc7 20. Qg3 Qxg3 21. Rxg3 Rac8 22. Rd1 Rxd1+ 23. Bxd1 Ne4 24. Rf3 Nxc3 25. Rd3 h6 26. Bf3 b6 27. a3 Bf5 28. Rd2 Ne4 29. Re2 Ng5 30. Nd4 Rd8 31. c3 Nxf3 32. gxf3 Bc8 33. Nc6 Bb7 34. Nxd8 Bxf3+ 35. Rg2 Bxg2+ 36. Kxg2 Kf8 37. Nc6 a5 38. Kf3 Ke8 39. Ke4 a4 40. c4 Kd7 41. Ne5+ Ke6 42. Nd3 f5+ 43. Kf4 g5+ 44. Ke3 h5 45. c5 bxc5 46. Nxc5+ Ke5 47. Nxa4 f4+ 48. Kf2 g4 49. Nc5 Kd5 50. Nd3 Ke4 51. Nc5+ Kd5 52. Nd7 g3+ 53. hxg3 fxg3+ 54. Kxg3 Kc4 1/2-1/2

[Event "Sao Bento do Sul op 05"]
[Site "Sao Bento do Sul"]
[Date "2021.05.07"]
[Round "1"]
[White "Deus Filho, Joaquim"]
[Black "Da Costa, Eduardo Mello"]
[Result "1-0"]
[ECO "C44"]
[WhiteElo "1913"]
[BlackElo "1338"]
[PlyCount "39"]
[EventDate "2021.05.07"]
[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 e5 2. d4 exd4 3. c3 dxc3 4. Nxc3 Bb4 5. Bc4 Nc6 6. Nf3 Nf6 7. e5 Qe7 8. Qe2 Ng4 9. Bf4 d6 10. exd6 Qxe2+ 11. Kxe2 cxd6 12. Nb5 Nge5 13. Bxe5 Nxe5 14. Nxe5 dxe5 15. Nc7+ Kf8 16. Nxa8 Ba5 17. Rac1 Bd7 18. Bd5 Ke7 19. b4 Bxb4 20. Nc7 1-0

[Event "Timbo op"]
[Site "Timbo"]
[Date "2021.02.21"]
[Round "5"]
[White "Szuba, Joao Gabriel Muniz"]
[Black "Da Costa, Eduardo Mello"]
[Result "1-0"]
[ECO "C24"]
[WhiteElo "1723"]
[BlackElo "1348"]
[PlyCount "73"]
[EventDate "2021.02.19"]
[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 e5 2. Bc4 Nf6 3. d3 Bc5 4. Nf3 d6 5. 0-0 0-0 6. c3 Bb6 7. a4 Nc6 8. Na3 Ne7 9. Nc2 c6 10. Be3 Bc7 11. Re1 d5 12. exd5 cxd5 13. Bb3 h6 14. Bc5 Bg4 15. Ne3 Be6 16. Nf1 Bg4 17. h3 Bh5 18. g4 Nxg4 19. hxg4 Bxg4 20. N1h2 Bh5 21. Qd2 f6 22. Bxe7 Qxe7 23. Bxd5+ Kh8 24. Qe3 Rad8 25. c4 g5 26. Nd2 Bb6 27. Qh3 Qe8 28. Ne4 g4 29. Qh4 f5 30. Ng3 f4 31. Qxh5 Bxf2+ 32. Kf1 Qxh5 33. Nxh5 Bxe1 34. Rxe1 Rf5 35. Nxg4 Rxh5 36. Nxe5 Re8 37. Nf7+ 1-0

[Event "Timbo op"]
[Site "Timbo"]
[Date "2021.02.20"]
[Round "4"]
[White "Da Costa, Eduardo Mello"]
[Black "Tomaz, Leticia"]
[Result "1-0"]
[ECO "D51"]
[WhiteElo "1348"]
[PlyCount "51"]
[EventDate "2021.02.19"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 Nf6 2. d4 c6 3. Nc3 d5 4. Nf3 e6 5. Bg5 Nbd7 6. e4 Be7 7. e5 Ne4 8. Bxe7 Qxe7 9. Nxe4 dxe4 10. Nd2 b6 11. Nxe4 0-0 12. Be2 Bb7 13. Nd6 Ba6 14. Rc1 c5 15. Bf3 Rad8 16. dxc5 bxc5 17. 0-0 Nxe5 18. Nf5 exf5 19. Bd5 Bxc4 20. Re1 Rxd5 21. Qa4 Nd3 22. Rxe7 Nxc1 23. Re1 Nxa2 24. Qxc4 Rfd8 25. Qxd5 Rxd5 26. Re8# 1-0

[Event "Timbo op"]
[Site "Timbo"]
[Date "2021.02.20"]
[Round "3"]
[White "Silva, Guilherme Henrique"]
[Black "Da Costa, Eduardo Mello"]
[Result "1-0"]
[ECO "C27"]
[WhiteElo "1765"]
[BlackElo "1348"]
[PlyCount "65"]
[EventDate "2021.02.19"]
[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 e5 2. Bc4 Nf6 3. Nc3 Nxe4 4. Nxe4 d5 5. Bxd5 Qxd5 6. Qf3 Be6 7. Nc3 Qxf3 8. Nxf3 Nc6 9. d3 h6 10. Bd2 0-0-0 11. 0-0-0 Be7 12. Rhe1 Bf6 13. Ne4 Be7 14. Bc3 f6 15. d4 exd4 16. Nxd4 Nxd4 17. Bxd4 Bxa2 18. b3 f5 19. Nc5 Rxd4 20. Rxe7 Rxd1+ 21. Kxd1 Rd8+ 22. Kc1 g5 23. Kb2 Bxb3 24. Nxb3 b6 25. Re6 Rd6 26. Rxd6 cxd6 27. Kc3 Kd7 28. Kc4 a5 29. Nd4 f4 30. Kb5 d5 31. Kxb6 a4 32. Kc5 a3 33. Kxd5 1-0

[Event "Timbo op"]
[Site "Timbo"]
[Date "2021.02.19"]
[Round "2"]
[White "Da Costa, Eduardo Mello"]
[Black "Eckert, Gabriela Rohling"]
[Result "1-0"]
[ECO "A25"]
[WhiteElo "1348"]
[PlyCount "89"]
[EventDate "2021.02.19"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nc6 3. g3 Bc5 4. Bg2 Nf6 5. d3 Ng4 6. e3 0-0 7. Qxg4 d6 8. Qd1 Re8 9. Nge2 Bf5 10. a3 Rc8 11. 0-0 Qf6 12. b4 Bxb4 13. Bxc6 bxc6 14. Ne4 Qh6 15. axb4 d5 16. Nc5 Bh3 17. Nc3 Bxf1 18. Qxf1 Qd6 19. Ba3 d4 20. N3e4 Qh6 21. exd4 exd4 22. h4 Qh5 23. Bc1 Rb8 24. Bd2 Qf3 25. Qd1 Qxd1+ 26. Rxd1 f5 27. Ng5 h6 28. Nf3 Re2 29. Nxd4 Re7 30. Nxc6 Rbe8 31. Nxe7+ Rxe7 32. Ra1 c6 33. Be3 Kh7 34. Nb3 Kg6 35. Rxa7 Rxa7 36. Bxa7 Kh5 37. b5 cxb5 38. cxb5 g5 39. b6 gxh4 40. gxh4 Kxh4 41. b7 Kg4 42. b8Q Kf3 43. Qg3+ Ke2 44. Qe3+ Kd1 45. Qd2# 1-0

[Event "Timbo op"]
[Site "Timbo"]
[Date "2021.02.19"]
[Round "1"]
[White "Volkmann, Andre Jordi"]
[Black "Da Costa, Eduardo Mello"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2096"]
[BlackElo "1348"]
[PlyCount "22"]
[EventDate "2021.02.19"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. b4 e5 2. Bb2 d6 3. c4 g6 4. f4 Bg7 5. Nf3 Nd7 6. g3 a5 7. b5 f5 8. Bg2 Qe7 9. Nc3 e4 10. Nd5 Qf8 11. Nxc7+ Kd8 1-0

[Event "Sao Bento do Sul op 4th"]
[Site "Sao Bento do Sul"]
[Date "2020.11.02"]
[Round "6"]
[White "Da Costa, Eduardo Mello"]
[Black "Pereira, Aline Vitoria"]
[Result "1-0"]
[ECO "D32"]
[WhiteElo "1288"]
[BlackElo "1322"]
[PlyCount "81"]
[EventDate "2020.10.31"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 e6 2. Nc3 d5 3. d4 c5 4. cxd5 exd5 5. dxc5 d4 6. Ne4 Nc6 7. Nf3 Bf5 8. Ng3 Bg6 9. e4 Bxc5 10. Bb5 Qa5+ 11. Bd2 Qxb5 12. h4 h6 13. h5 Bh7 14. Bf4 Nf6 15. a4 Qa5+ 16. Bd2 Qc7 17. Rc1 Qe7 18. 0-0 Nxe4 19. Re1 d3 20. Nxe4 Bxe4 21. Rxc5 Qxc5 22. Rxe4+ Ne7 23. Bb4 Qc2 24. Qxc2 dxc2 25. Rxe7+ Kd8 26. Re1 Rc8 27. Bc3 Re8 28. Rc1 Re4 29. Nd4 Rc4 30. Nxc2 Rxa4 31. Bxg7 Rh4 32. Bf6+ Kc8 33. Bxh4 Rxh4 34. Ne3+ Kb8 35. Nc4 Rxh5 36. Nd6 a6 37. Nxf7 Rb5 38. Nxh6 Rxb2 39. f4 a5 40. f5 Rb6 41. Ng4 1-0

[Event "Sao Bento do Sul op 4th"]
[Site "Sao Bento do Sul"]
[Date "2020.11.01"]
[Round "4"]
[White "Da Costa, Eduardo Mello"]
[Black "Mendes, Rodrigo Machado"]
[Result "0-1"]
[ECO "A15"]
[WhiteElo "1288"]
[BlackElo "1902"]
[PlyCount "80"]
[EventDate "2020.10.31"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 b6 3. Nf3 Bb7 4. d3 e6 5. e3 c5 6. g3 Be7 7. Bg2 0-0 8. 0-0 d5 9. cxd5 exd5 10. d4 Nbd7 11. dxc5 Nxc5 12. Nd2 Ba6 13. Re1 Nd3 14. e4 Nxe1 15. Qxe1 dxe4 16. Ndxe4 Rc8 17. Bg5 Nxe4 18. Bxe7 Qxe7 19. Bxe4 Rfe8 20. Qe3 Rxc3 21. Bxh7+ Kxh7 22. Qxc3 Bb7 23. Rc1 Kg8 24. f3 Qe2 25. Rc2 Qd1+ 26. Kf2 Ba6 27. g4 Re1 28. Qxe1 Qxc2+ 29. Kg3 Qc7+ 30. f4 Qd7 31. h3 g6 32. Qe5 Qd3+ 33. Kh4 Qd8+ 34. g5 Bc8 35. Qf6 Qd7 36. Qc3 Qf5 37. Qe3 Be6 38. a3 Qc2 39. Qc3 Qf2+ 40. Qg3 Qe2 0-1

[Event "Sao Bento do Sul op 4th"]
[Site "Sao Bento do Sul"]
[Date "2020.11.01"]
[Round "5"]
[White "Ferreira, Giovani Lima Diogo"]
[Black "Da Costa, Eduardo Mello"]
[Result "1-0"]
[ECO "C42"]
[WhiteElo "1686"]
[BlackElo "1288"]
[PlyCount "57"]
[EventDate "2020.10.31"]
[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 e5 2. Nf3 Nf6 3. Nc3 Bb4 4. d3 Nc6 5. Be2 0-0 6. 0-0 h6 7. Be3 Bxc3 8. bxc3 d5 9. exd5 Nxd5 10. Bd2 Nf4 11. Bxf4 exf4 12. d4 Ne7 13. c4 Nf5 14. c3 h5 15. Qd2 g5 16. Ne5 g4 17. Qxf4 Qh4 18. Bd3 Qf6 19. f3 Qh6 20. fxg4 Qxf4 21. Rxf4 Ng7 22. Raf1 f6 23. Rxf6 Rxf6 24. Rxf6 hxg4 25. Rg6 Kh8 26. Nxg4 Nf5 27. Nh6 Nxh6 28. Rxh6+ Kg7 29. Rh7+ 1-0

[Event "Sao Bento do Sul op 4th"]
[Site "Sao Bento do Sul"]
[Date "2020.10.31"]
[Round "1"]
[White "Borges, Lucas Silvestre"]
[Black "Da Costa, Eduardo Mello"]
[Result "1/2-1/2"]
[ECO "D00"]
[WhiteElo "1891"]
[BlackElo "1288"]
[PlyCount "38"]
[EventDate "2020.10.31"]
[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. Bg5 Nf6 3. e3 c6 4. Nd2 Bf5 5. c4 e6 6. Qb3 Nbd7 7. Ngf3 Qb6 8. c5 Qxb3 9. axb3 Ne4 10. Bf4 Be7 11. h3 b6 12. b4 0-0 13. Ba6 bxc5 14. bxc5 Ndxc5 15. dxc5 Nxc5 16. 0-0 Nxa6 17. Rxa6 Bd3 18. Rxc6 Bxf1 19. Kxf1 Rfc8 1/2-1/2

[Event "Sao Bento do Sul op 4th"]
[Site "Sao Bento do Sul"]
[Date "2020.10.31"]
[Round "2"]
[White "Da Costa, Eduardo Mello"]
[Black "Moretto, Heitor Frainer"]
[Result "1-0"]
[ECO "A18"]
[WhiteElo "1288"]
[BlackElo "1493"]
[PlyCount "43"]
[EventDate "2020.10.31"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e6 3. e4 d5 4. e5 Nfd7 5. d4 dxc4 6. Bxc4 Nb6 7. Be2 Nc6 8. Nf3 Be7 9. 0-0 0-0 10. a3 Qd7 11. Be3 Rd8 12. Qd2 Bf8 13. Rfd1 Ne7 14. Bg5 h6 15. Bh4 c6 16. Ne4 Qc7 17. Nd6 Bd7 18. Rac1 Nbc8 19. Ne4 Re8 20. g4 Ng6 21. Bg3 Be7 22. d5 1-0

[Event "Sao Bento do Sul op 4th"]
[Site "Sao Bento do Sul"]
[Date "2020.10.31"]
[Round "3"]
[White "Das Chagas, David Ferreira"]
[Black "Da Costa, Eduardo Mello"]
[Result "1-0"]
[ECO "C42"]
[WhiteElo "1978"]
[BlackElo "1288"]
[PlyCount "65"]
[EventDate "2020.10.31"]
[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 e5 2. Nf3 Nf6 3. Bc4 Nxe4 4. Nc3 Nf6 5. Nxe5 d5 6. Bb3 Bd6 7. d4 c6 8. 0-0 0-0 9. Bg5 Nbd7 10. Re1 Qc7 11. Nxd7 Nxd7 12. h3 h6 13. Bd2 Nf6 14. Qf3 Kh7 15. g4 Rh8 16. Re2 Bd7 17. g5 hxg5 18. Bxg5 Kg8 19. Bxf6 gxf6 20. Qxf6 Rxh3 21. Kg2 Rh2+ 22. Kf3 Rh3+ 23. Kg2 Rh2+ 24. Kg1 Bf4 25. Bxd5 Bh3 26. Rae1 cxd5 27. Re8+ Kh7 28. Qh8+ Kg6 29. Qg8+ Kh5 30. Qh7+ Bh6 31. R8e5+ f5 32. Qxc7 Rg8+ 33. Kxh2 1-0

[Event "Sao Bento do Sul op"]
[Site "Sao Bento do Sul"]
[Date "2019.08.25"]
[Round "6"]
[White "Da Costa, Eduardo Mello"]
[Black "Warginowski, Leticia"]
[Result "0-1"]
[ECO "D02"]
[BlackElo "1348"]
[PlyCount "96"]
[EventDate "2019.08.23"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. Bf4 e6 4. e3 Bd6 5. Bxd6 Qxd6 6. Nbd2 Nbd7 7. c4 c5 8. cxd5 Nxd5 9. e4 Ne7 10. e5 Qb6 11. Nc4 Qb4+ 12. Qd2 Qxd2+ 13. Nfxd2 cxd4 14. Nd6+ Kf8 15. f4 Ng6 16. g3 Ke7 17. Nf3 f6 18. Nxc8+ Raxc8 19. exf6+ Nxf6 20. Nxd4 Rhd8 21. Rd1 Nd5 22. Bh3 Ne3 23. Rd2 Rxd4 24. Rxd4 Nc2+ 25. Kd2 Nxd4 26. Kd3 Nc6 27. f5 Nce5+ 28. Ke4 Rc4+ 29. Ke3 exf5 30. Bxf5 Ng4+ 31. Kf3 N6e5+ 32. Ke2 g6 33. Bd3 Nxd3 34. Kxd3 Nf2+ 35. Kxc4 Nxh1 36. b4 Nf2 37. a4 Ng4 38. h3 Nf2 39. h4 h5 40. Kd5 Nh1 41. a5 Nxg3 42. b5 Kd7 43. Ke5 Nf5 44. Kf4 Nxh4 45. Kg5 Nf3+ 46. Kf4 Nd4 47. a6 Nxb5 48. axb7 Kc7 0-1

[Event "Sao Bento do Sul op"]
[Site "Sao Bento do Sul"]
[Date "2019.08.25"]
[Round "7"]
[White "Deobrochinski, Valentina Hinke"]
[Black "Da Costa, Eduardo Mello"]
[Result "0-1"]
[ECO "A65"]
[WhiteElo "1197"]
[PlyCount "78"]
[EventDate "2019.08.23"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6 7. f3 Bg7 8. Be3 b6 9. Qd2 0-0 10. Bc4 Nbd7 11. Nge2 Ne5 12. Bb5 a6 13. Bd3 Nxd3+ 14. Qxd3 b5 15. a3 Nd7 16. Nd1 Ne5 17. Qc2 Nc4 18. Bc1 f5 19. Rb1 Qa5+ 20. Kf2 fxe4 21. Qxe4 Bf5 22. Qe7 Rf7 23. Qg5 Bxb1 24. Nf4 Bd4+ 25. Kg3 Qd8 26. Qxd8+ Rxd8 27. Ne6 Be5+ 28. f4 Bf6 29. Nxd8 Bxd8 30. Re1 Re7 31. Rxe7 Bxe7 32. Kg4 Bf5+ 33. Kf3 Bf6 34. b3 Nb6 35. g4 Bc2 36. Ne3 Bxb3 37. f5 Bxd5+ 38. Nxd5 Nxd5 39. fxg6 hxg6 0-1

[Event "Sao Bento do Sul op"]
[Site "Sao Bento do Sul"]
[Date "2019.08.24"]
[Round "4"]
[White "Da Costa, Eduardo Mello"]
[Black "Rahn, Marlon Cristiano"]
[Result "1-0"]
[ECO "B40"]
[BlackElo "1163"]
[PlyCount "29"]
[EventDate "2019.08.23"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Bb4 6. e5 Bxc3+ 7. bxc3 Ne4 8. Qg4 Nxf2 9. Qxg7 Nd3+ 10. cxd3 Qh4+ 11. g3 Qh5 12. Qxh8+ Ke7 13. Ba3+ d6 14. Qf6+ Kd7 15. Bxd6 1-0

[Event "Sao Bento do Sul op"]
[Site "Sao Bento do Sul"]
[Date "2019.08.24"]
[Round "5"]
[White "De Castro Junior, Klever Riderson"]
[Black "Da Costa, Eduardo Mello"]
[Result "1/2-1/2"]
[ECO "A46"]
[WhiteElo "1367"]
[PlyCount "38"]
[EventDate "2019.08.23"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 Nf6 2. e3 e6 3. Nf3 c5 4. b3 cxd4 5. Nxd4 d5 6. Bb2 Nc6 7. Bd3 Bd6 8. Nd2 0-0 9. c4 Nxd4 10. Bxd4 e5 11. Bb2 e4 12. Be2 dxc4 13. Bxc4 a6 14. Bxf6 Qxf6 15. Nxe4 Bb4+ 16. Ke2 Qg6 17. Ng3 b5 18. Bd3 Qf6 19. Qc2 h6 1/2-1/2

[Event "Sao Bento do Sul op"]
[Site "Sao Bento do Sul"]
[Date "2019.08.24"]
[Round "3"]
[White "Pasqualotto, Amos Petronio"]
[Black "Da Costa, Eduardo Mello"]
[Result "1-0"]
[ECO "A48"]
[WhiteElo "1438"]
[PlyCount "37"]
[EventDate "2019.08.23"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 d6 3. e3 g6 4. Nf3 Bg7 5. Nbd2 0-0 6. Be2 Nbd7 7. 0-0 Re8 8. c4 e5 9. Bg5 e4 10. Ne1 d5 11. Rc1 c6 12. c5 b6 13. b4 bxc5 14. bxc5 h6 15. Bf4 Re6 16. Qa4 Ne8 17. Rb1 Nc7 18. Qa5 Nxc5 19. Bxc7 1-0

[Event "Sao Bento do Sul op"]
[Site "Sao Bento do Sul"]
[Date "2019.08.23"]
[Round "2"]
[White "Da Costa, Eduardo Mello"]
[Black "Carvalho, Isis"]
[Result "0-1"]
[ECO "B08"]
[BlackElo "1556"]
[PlyCount "64"]
[EventDate "2019.08.23"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BRA"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. Bc4 0-0 6. 0-0 Nbd7 7. Re1 e5 8. dxe5 dxe5 9. Bg5 c6 10. h3 a5 11. a4 Qc7 12. Qd2 Nc5 13. Rad1 Bd7 14. Qd6 Qxd6 15. Rxd6 Ne8 16. Be7 Nxd6 17. Bxd6 Nxa4 18. Bxf8 Rxf8 19. Nxa4 b5 20. Nb6 bxc4 21. Nxd7 Re8 22. Ra1 Ra8 23. Nfxe5 c3 24. bxc3 Ra7 25. Nb8 a4 26. Nbxc6 Ra8 27. Nd7 a3 28. e5 Bh6 29. Kf1 Bd2 30. Ke2 Bxc3 31. Kd3 Bxa1 32. Nb4 Rd8 0-1

