[Event "Rio Negrinho Froebel op"]
[Site "Rio Negrinho"]
[Date "2021.07.11"]
[Round "6"]
[White "Cuco, Gustavo Henrique"]
[Black "Martinho, Everson da Costa"]
[Result "1/2-1/2"]
[ECO "C02"]
[WhiteElo "1168"]
[PlyCount "36"]
[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 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Na3 a6 6. Nf3 Bd7 7. Be2 Rc8 8. Nc2 h5 9. h3 c4 10. b4 a5 11. a3 Ra8 12. Bd2 a4 13. Ng1 g6 14. Ne3 Bg7 15. f4 Nce7 16. g4 Bc8 17. h4 f6 18. g5 f5 1/2-1/2

[Event "Rio Negrinho Froebel op"]
[Site "Rio Negrinho"]
[Date "2021.07.11"]
[Round "5"]
[White "Rahn, Marlon Cristiano"]
[Black "Martinho, Everson da Costa"]
[Result "1-0"]
[ECO "B30"]
[WhiteElo "1178"]
[PlyCount "55"]
[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 e6 2. Nf3 c5 3. Bc4 Nc6 4. c3 Nf6 5. d3 d5 6. exd5 exd5 7. Bb5 Bd7 8. 0-0 Be7 9. Re1 0-0 10. Bg5 Re8 11. Nbd2 a6 12. Ba4 b5 13. Bc2 b4 14. d4 c4 15. Ne5 bxc3 16. bxc3 Bd6 17. Nxd7 Qxd7 18. Bxf6 gxf6 19. Qh5 h6 20. Qxh6 f5 21. Qg5+ Kf8 22. Bxf5 Re6 23. Bxe6 fxe6 24. Qf6+ Qf7 25. Rxe6 Rd8 26. Rxd6 Rxd6 27. Qxd6+ Ne7 28. Re1 1-0

[Event "Rio Negrinho Froebel op"]
[Site "Rio Negrinho"]
[Date "2021.07.10"]
[Round "4"]
[White "Martinho, Everson da Costa"]
[Black "Pinto, Yasmin Zaika De So"]
[Result "1/2-1/2"]
[ECO "C41"]
[BlackElo "1209"]
[PlyCount "38"]
[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 e5 2. Nf3 d6 3. d4 exd4 4. Nxd4 a6 5. Nc3 Nc6 6. Be3 Nf6 7. Nxc6 bxc6 8. e5 Nd5 9. Nxd5 cxd5 10. Be2 Be7 11. 0-0 c5 12. f4 0-0 13. Rc1 dxe5 14. fxe5 Bg5 15. Qd3 Bb7 16. Rcd1 Bxe3+ 17. Qxe3 Qc7 18. c3 Rac8 19. Rf4 c4 1/2-1/2

[Event "Rio Negrinho Froebel op"]
[Site "Rio Negrinho"]
[Date "2021.07.09"]
[Round "2"]
[White "Martinho, Everson da Costa"]
[Black "Da Cunha, Matheus Mengarda"]
[Result "1/2-1/2"]
[ECO "B02"]
[BlackElo "1292"]
[PlyCount "91"]
[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 d5 2. exd5 Nf6 3. Nc3 Nxd5 4. Nxd5 Qxd5 5. d4 Nc6 6. Nf3 Bg4 7. Be3 0-0-0 8. c3 Bxf3 9. Qxf3 Qxf3 10. gxf3 Kb8 11. f4 g6 12. 0-0-0 e6 13. Bc4 Ne7 14. Bd3 Bg7 15. h4 Nd5 16. h5 Bh6 17. hxg6 hxg6 18. Kc2 Bxf4 19. Bd2 Bxd2 20. Kxd2 Nf4 21. Be4 f5 22. Ke3 Nd5+ 23. Bxd5 exd5 24. Kf4 c6 25. Rxh8 Rxh8 26. Kg5 Rh2 27. Rf1 Rg2+ 28. Kf4 Kc7 29. Kf3 Rg4 30. Re1 Re4 31. Rg1 Re6 32. a3 Kd6 33. b4 b6 34. a4 a5 35. bxa5 bxa5 36. Rb1 Kc7 37. Rd1 Kd6 38. Rb1 Kc7 39. Rd1 Re4 40. Rg1 Re6 41. Rd1 g5 42. Rg1 Rg6 43. Re1 Kd7 44. Re5 Rf6 45. Kg3 Kd6 46. f3 1/2-1/2

