[Event "Teresina op 7th"]
[Site "Teresina"]
[Date "2019.08.04"]
[Round "5"]
[White "Dos Santos, Raydouglas Freire d"]
[Black "Santos, Guilherme Aires"]
[Result "0-1"]
[ECO "D00"]
[WhiteElo "1789"]
[PlyCount "66"]
[EventDate "2019.08.02"]
[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 d5 2. Nf3 Nc6 3. Nc3 Nf6 4. e3 e6 5. Be2 Be7 6. 0-0 0-0 7. a3 Bd6 8. Qd3 Bd7 9. e4 dxe4 10. Nxe4 Nxe4 11. Qxe4 Re8 12. Bd3 f5 13. Qh4 Qxh4 14. Nxh4 Nxd4 15. c3 Nb3 16. Rb1 Nxc1 17. Rbxc1 Bf4 18. Rcd1 Bg5 19. Nf3 Bf6 20. Bxf5 Ba4 21. b3 Bxb3 22. Rb1 exf5 23. Rxb3 b6 24. g3 Re2 25. Rd1 Rc8 26. c4 Rc2 27. Nd4 Rxc4 28. Nxf5 a5 29. Rd7 Rc1+ 30. Kg2 Re8 31. Rxc7 Rxc7 32. Rxb6 Rce7 33. Nd6 Re6 0-1

[Event "Teresina op 7th"]
[Site "Teresina"]
[Date "2019.08.04"]
[Round "6"]
[White "Luz, Christian Oliveira"]
[Black "Dos Santos, Raydouglas Freire d"]
[Result "1/2-1/2"]
[ECO "E61"]
[WhiteElo "1402"]
[BlackElo "1789"]
[PlyCount "33"]
[EventDate "2019.08.02"]
[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 d6 2. c4 Nf6 3. Nf3 g6 4. e3 Bg7 5. Be2 0-0 6. 0-0 a6 7. a4 c6 8. Nc3 Qc7 9. b4 Bd7 10. Bb2 b6 11. Qd2 Re8 12. Rfd1 d5 13. cxd5 cxd5 14. Rac1 Qd6 15. b5 a5 16. Bd3 Bg4 17. Be2 1/2-1/2

[Event "Teresina op 7th"]
[Site "Teresina"]
[Date "2019.08.03"]
[Round "4"]
[White "Da Costa, Michel Yan Luz Vaz"]
[Black "Dos Santos, Raydouglas Freire d"]
[Result "0-1"]
[ECO "C60"]
[WhiteElo "1754"]
[BlackElo "1789"]
[PlyCount "63"]
[EventDate "2019.08.02"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nge7 4. c3 g6 5. d4 Bg7 6. Be3 a6 7. Ba4 b5 8. Bb3 Bb7 9. 0-0 Na5 10. Bc2 Nc4 11. Re1 Nxb2 12. Qc1 Nc4 13. Bh6 Bxh6 14. Qxh6 Ng8 15. Qg7 Qf6 16. Qxf6 Nxf6 17. dxe5 Ng4 18. Nbd2 Nxd2 19. Nxd2 Nxe5 20. f4 Nc6 21. Rf1 0-0-0 22. f5 gxf5 23. Rxf5 b4 24. cxb4 Nxb4 25. Bb3 d5 26. exd5 Bxd5 27. Bxd5 Rxd5 28. Rxd5 Nxd5 29. Rf1 Rf8 30. Kf2 Rd8 31. Kg3 Nc3 32. a3 0-1

[Event "Teresina op 7th"]
[Site "Teresina"]
[Date "2019.08.03"]
[Round "3"]
[White "Dos Santos, Raydouglas Freire d"]
[Black "Barbosa, Marcus Vinicius Fer"]
[Result "0-1"]
[ECO "D03"]
[WhiteElo "1789"]
[PlyCount "35"]
[EventDate "2019.08.02"]
[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 d5 2. Nc3 e6 3. Nf3 Nf6 4. Bg5 h6 5. Bxf6 Qxf6 6. e3 a6 7. Be2 Bb4 8. a3 Bd6 9. 0-0 0-0 10. Rb1 Re8 11. Re1 Qe7 12. e4 Nc6 13. exd5 exd5 14. Nxd5 Nxd4 15. c4 Rb8 16. Nc3 Nb5 17. Qd5 Bg4 18. Bd3 0-1

[Event "Teresina op 7th"]
[Site "Teresina"]
[Date "2019.08.02"]
[Round "2"]
[White "Da Paixao, Irineu Vieira"]
[Black "Dos Santos, Raydouglas Freire d"]
[Result "1-0"]
[ECO "A40"]
[WhiteElo "1689"]
[BlackElo "1789"]
[PlyCount "87"]
[EventDate "2019.08.02"]
[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 d6 2. Nf3 g6 3. c4 Bg7 4. e3 Nf6 5. Bd3 Bg4 6. Nbd2 0-0 7. 0-0 Qd7 8. Qc2 Re8 9. h3 Bxf3 10. Nxf3 e5 11. Ng5 h6 12. Ne4 Nxe4 13. Bxe4 c6 14. d5 cxd5 15. Bxd5 Nc6 16. a3 Rab8 17. Qxg6 Rf8 18. Qg3 Ne7 19. e4 Ng6 20. Qxg6 Kh8 21. Qh5 f5 22. Bxh6 Bxh6 23. Qxh6+ Qh7 24. Qxd6 fxe4 25. Qxe5+ Qg7 26. Qh5+ Qh7 27. Qxh7+ Kxh7 28. Bxe4+ Kh8 29. Rad1 Rf4 30. Bd5 Rd8 31. Rfe1 Rdf8 32. f3 R8f6 33. Re8+ Kh7 34. Re7+ Kh8 35. Rde1 Rg6 36. Rxb7 Rf8 37. Ree7 Rh6 38. Rxa7 Rh5 39. Kh2 Rh6 40. g4 Rb8 41. Kg3 Rf8 42. f4 Rb8 43. g5 Rh5 44. Kg4 1-0

[Event "Teresina op 7th"]
[Site "Teresina"]
[Date "2019.08.02"]
[Round "1"]
[White "Dos Santos, Raydouglas Freire d"]
[Black "Pontes, Israel Fellip"]
[Result "0-1"]
[ECO "D00"]
[WhiteElo "1789"]
[BlackElo "1985"]
[PlyCount "83"]
[EventDate "2019.08.02"]
[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 d5 2. Nc3 e6 3. Bd2 Nf6 4. Nf3 Be7 5. a3 b6 6. e3 Bb7 7. Bd3 Nbd7 8. 0-0 0-0 9. Re1 c5 10. dxc5 Nxc5 11. Be2 Rc8 12. b4 Nce4 13. Nxe4 Nxe4 14. Bd3 Bf6 15. Rc1 Nxd2 16. Nxd2 Qe7 17. e4 Bb2 18. Rb1 Bxa3 19. exd5 Bxd5 20. c4 Bxc4 21. Nxc4 Bxb4 22. Re3 g6 23. Ne5 Bc5 24. Rf3 Bd4 25. Ng4 Bg7 26. Qd2 Qh4 27. Qf4 Rcd8 28. Rb4 e5 29. Qe3 Rd4 30. Rxd4 exd4 31. Qf4 f5 32. Bc4+ Kh8 33. Ne5 Qxf4 34. Rxf4 Bxe5 35. Rf3 Rc8 36. Bf1 Rc3 37. Rxc3 dxc3 38. Bd3 Kg7 39. Kf1 Bxh2 40. g3 f4 41. gxf4 Bxf4 42. Ke1 0-1

[Event "Luiz Rego Memorial 6th"]
[Site "Teresina"]
[Date "2018.08.03"]
[Round "1"]
[White "Dos Santos, Raydouglas Freire d"]
[Black "Monteiro, Luis Felipe Furtado"]
[Result "0-1"]
[ECO "B50"]
[BlackElo "1889"]
[PlyCount "34"]
[EventDate "2018.08.03"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 186 Extra"]
[Source "ChessBase"]
[SourceDate "2018.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2018.08.24"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bc4 Nf6 4. Nc3 e6 5. d3 Be7 6. 0-0 Nc6 7. Be3 0-0 8. a3 d5 9. exd5 exd5 10. Nxd5 Nxd5 11. Bxd5 Qxd5 12. c4 Qh5 13. g3 Bg4 14. Kg2 Ne5 15. Qc2 Qh3+ 16. Kg1 Nxf3+ 17. Kh1 Qxh2# 0-1

