[Event "Teresina Piauiense-ch sf"]
[Site "Teresina"]
[Date "2021.08.15"]
[Round "4"]
[White "Barros, Robson Soares"]
[Black "Siqueira, Thiago CSC"]
[Result "1-0"]
[ECO "D10"]
[PlyCount "98"]
[EventDate "2021.08.13"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c6 3. Nc3 d5 4. cxd5 cxd5 5. Bf4 e6 6. a3 Bd6 7. Bxd6 Qxd6 8. Nf3 0-0 9. e3 Nc6 10. Be2 a6 11. h3 Ne4 12. Bd3 f5 13. Nd2 e5 14. Nxd5 Be6 15. Nb6 Rad8 16. Ndc4 Bxc4 17. Nxc4 Qf6 18. Qb3 exd4 19. Na5+ Kh8 20. Qxb7 Nxa5 21. Qxa6 Qxa6 22. Bxa6 dxe3 23. fxe3 Ng3 24. Rg1 Nb3 25. Rd1 Rxd1+ 26. Kxd1 Rd8+ 27. Kc2 Nc5 28. Bc4 Re8 29. Rd1 h6 30. b4 Nce4 31. b5 Rc8 32. Kb3 Nc5+ 33. Kb4 Nge4 34. Bd5 Nf2 35. Rf1 Nfd3+ 36. Ka5 g6 37. b6 Rd8 38. b7 Rb8 39. Kb6 Na4+ 40. Ka7 Rxb7+ 41. Bxb7 Ndc5 42. g4 fxg4 43. hxg4 Kg7 44. Bc6 Nc3 45. Rc1 N5e4 46. Bxe4 Nxe4 47. a4 Kf6 48. Rf1+ Kg5 49. a5 Kxg4 1-0

[Event "Teresina Piauiense-ch sf"]
[Site "Teresina"]
[Date "2021.08.15"]
[Round "5"]
[White "Siqueira, Thiago CSC"]
[Black "Rocha, Antonio Ayrton"]
[Result "1-0"]
[ECO "B21"]
[PlyCount "27"]
[EventDate "2021.08.13"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. f4 Nc6 3. Nf3 d6 4. c3 Nf6 5. e5 dxe5 6. fxe5 Ng4 7. d4 b6 8. d5 Ncxe5 9. h3 Nxf3+ 10. Qxf3 Nf6 11. Bc4 Bb7 12. Bb5+ Nd7 13. 0-0 a6 14. Qxf7# 1-0

[Event "Teresina Piauiense-ch sf"]
[Site "Teresina"]
[Date "2021.08.14"]
[Round "2"]
[White "Neres Da Silva, Marcio"]
[Black "Siqueira, Thiago CSC"]
[Result "1-0"]
[ECO "B33"]
[WhiteElo "1879"]
[PlyCount "83"]
[EventDate "2021.08.13"]
[EventType "swiss"]
[EventRounds "5"]
[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 e5 5. Nb5 Nf6 6. N1c3 d6 7. Bg5 a6 8. Na3 Be7 9. Nd5 Nxd5 10. exd5 Bxg5 11. dxc6 bxc6 12. Nc4 Be7 13. Be2 0-0 14. 0-0 Be6 15. b3 Bxc4 16. Bxc4 d5 17. Be2 f5 18. c3 Qd6 19. Qc2 c5 20. Rad1 Kh8 21. Rfe1 Bg5 22. Qb2 Rab8 23. Qa3 Rb6 24. Qa5 Rd8 25. Bf1 d4 26. g3 f4 27. cxd4 exd4 28. Qa4 Qc6 29. Qc4 fxg3 30. hxg3 h6 31. Re5 Rb5 32. Bg2 Qc7 33. Rde1 Rc8 34. Qd3 Bf6 35. Re6 Qd7 36. Bc6 Qf7 37. Re8+ Rxe8 38. Rxe8+ Qxe8 39. Bxe8 Ra5 40. a4 Bd8 41. Bg6 Bb6 42. Qe4 1-0

[Event "Teresina Piauiense-ch sf"]
[Site "Teresina"]
[Date "2021.08.14"]
[Round "3"]
[White "Siqueira, Thiago CSC"]
[Black "Veloso, Henrique Barbosa"]
[Result "0-1"]
[ECO "B12"]
[PlyCount "56"]
[EventDate "2021.08.13"]
[EventType "swiss"]
[EventRounds "5"]
[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. e5 c5 4. c3 Bf5 5. Nf3 e6 6. Bd3 Bxd3 7. Qxd3 cxd4 8. cxd4 Qa5+ 9. Nc3 Qa6 10. Qc2 Nc6 11. a3 Nge7 12. g4 Nb4 13. axb4 Qxa1 14. 0-0 Qa6 15. b5 Qb6 16. Bg5 Ng6 17. Qb3 a6 18. Ra1 Rc8 19. Bd2 Be7 20. Qa4 axb5 21. Nxb5 0-0 22. Ba5 Qc6 23. Qb3 Nf4 24. Nc3 Ra8 25. Qb5 Qxb5 26. Nxb5 b6 27. Nc7 Rxa5 28. Rxa5 bxa5 0-1

[Event "Teresina Piauiense-ch sf"]
[Site "Teresina"]
[Date "2021.08.13"]
[Round "1"]
[White "Siqueira, Thiago CSC"]
[Black "Barbosa, Matheus H De Alenca"]
[Result "1-0"]
[ECO "C00"]
[BlackElo "1498"]
[PlyCount "65"]
[EventDate "2021.08.13"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "BRA"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. f4 e6 3. Nf3 d5 4. e5 Nc6 5. c3 c4 6. b3 cxb3 7. axb3 Bc5 8. d4 Be7 9. Bd3 Nh6 10. 0-0 Nf5 11. Bxf5 exf5 12. Ba3 Bxa3 13. Nxa3 Qb6 14. c4 Bd7 15. Nb5 0-0 16. Nd6 Ne7 17. c5 Qc7 18. Qd3 b6 19. b4 a5 20. Qc3 axb4 21. Qxb4 bxc5 22. Qxc5 Qxc5 23. dxc5 Ng6 24. Nd4 Rxa1 25. Rxa1 Nxf4 26. N4xf5 Bxf5 27. Nxf5 Nd3 28. Ne7+ Kh8 29. c6 Nf4 30. c7 Ne2+ 31. Kf2 Nf4 32. Rb1 Nd3+ 33. Ke3 1-0

