[Event "Guarapari Regional Sudeste"]
[Site "Guarapari"]
[Date "2018.08.05"]
[Round "6"]
[White "Francisco, Joao Vittor Freitas"]
[Black "Koscky, Sergio"]
[Result "1-0"]
[ECO "A41"]
[PlyCount "77"]
[EventDate "2018.08.03"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 Nc6 2. Nf3 d6 3. e3 e6 4. Bd3 g6 5. Nbd2 Nf6 6. 0-0 Bg7 7. Re1 0-0 8. c3 Qe7 9. b3 b6 10. a4 a5 11. e4 Ba6 12. Bc2 e5 13. dxe5 dxe5 14. Ba3 Qd8 15. Bxf8 Kxf8 16. Nf1 Qe7 17. Qd2 Rd8 18. Qc1 Bc8 19. Qa3 Rd6 20. Rad1 Nh5 21. Ne3 Kg8 22. Nc4 Bg4 23. Nxd6 Bxf3 24. gxf3 Qg5+ 25. Kh1 cxd6 26. Qxd6 Bf8 27. Qxc6 Nf4 28. Rg1 Qh4 29. Qxb6 Ne2 30. Qe3 Nf4 31. Rg4 Qh3 32. Rxf4 Bh6 33. Rd8+ Kg7 34. Rxf7+ Kxf7 35. Qa7+ Kf6 36. Rd6+ Kg5 37. Qe7+ Kh5 38. Qxe5+ g5 39. Qe8+ 1-0

[Event "Guarapari Regional Sudeste"]
[Site "Guarapari"]
[Date "2018.08.04"]
[Round "2"]
[White "Koscky, Sergio"]
[Black "Alves, Alessandro Cunha"]
[Result "0-1"]
[ECO "D04"]
[BlackElo "1818"]
[PlyCount "78"]
[EventDate "2018.08.03"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. e3 Bg4 4. Be2 e6 5. 0-0 Bd6 6. h3 Bh5 7. Nc3 a6 8. a3 0-0 9. Qe1 Nbd7 10. Bd3 c5 11. dxc5 Nxc5 12. Be2 b5 13. b4 Nce4 14. Bb2 Rc8 15. Rd1 Qc7 16. Nxe4 Nxe4 17. Be5 Bxe5 18. Nxe5 Qxe5 19. Bxh5 Qxh5 20. f3 Nd6 21. e4 Rxc2 22. Qg3 Nc4 23. Rc1 Rxc1 24. Rxc1 d4 25. Qf2 e5 26. Kh2 Qg5 27. Rc2 f5 28. Ra2 fxe4 29. a4 exf3 30. axb5 axb5 31. gxf3 Qf4+ 32. Kg2 Ne3+ 33. Kg1 Qxf3 34. Qxf3 Rxf3 35. Rf2 Rxf2 36. Kxf2 Nc2 37. Ke2 Nxb4 38. h4 e4 39. Kd2 Kf7 0-1

[Event "Guarapari Regional Sudeste"]
[Site "Guarapari"]
[Date "2018.08.04"]
[Round "4"]
[White "Koscky, Sergio"]
[Black "De Castro, Demetrio Iabrudi"]
[Result "1-0"]
[ECO "C42"]
[PlyCount "32"]
[EventDate "2018.08.03"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nc3 Bc5 4. d4 Bb6 5. Nxe5 Qe7 6. Bg5 h6 7. Bf4 d6 8. Nf3 g5 9. Bg3 Ba5 10. e5 Nc6 11. d5 Ne4 12. Qd3 Bf5 13. 0-0-0 Nb4 14. Qb5+ Bd7 15. Qxa5 Qxe5 16. Nxe4 g4 1-0

[Event "Guarapari Regional Sudeste"]
[Site "Guarapari"]
[Date "2018.08.04"]
[Round "3"]
[White "Rocha, Joao Batista Jose"]
[Black "Koscky, Sergio"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1919"]
[PlyCount "71"]
[EventDate "2018.08.03"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. g3 e6 4. Bg2 Bd6 5. 0-0 0-0 6. Bg5 Qe7 7. Nbd2 Nc6 8. e4 h6 9. Bxf6 Qxf6 10. e5 Nxe5 11. dxe5 Bxe5 12. Nxe5 Qxe5 13. c3 Qd6 14. Nb3 Bd7 15. Nd4 e5 16. Nc2 Rae8 17. Bxd5 c6 18. Bxf7+ Rxf7 19. Qxd6 Bc8 20. Rfe1 Ref8 21. Rxe5 Bh3 22. f4 Rd7 23. Qc5 Bf5 24. Ne3 Bh3 25. Qc4+ Kh8 26. Rh5 Re7 27. Rxh3 Rxe3 28. Qd4 Re7 29. Rxh6+ Kg8 30. Rd6 Ref7 31. Re1 g5 32. Rg6+ Kh7 33. Rxg5 Kh6 34. Re6+ Kh7 35. Rh5+ Kg8 36. Rg6+ 1-0

[Event "Guarapari Regional Sudeste"]
[Site "Guarapari"]
[Date "2018.08.03"]
[Round "1"]
[White "Torrezani, Eduardo de Moraes"]
[Black "Koscky, Sergio"]
[Result "1-0"]
[ECO "A41"]
[WhiteElo "1903"]
[PlyCount "95"]
[EventDate "2018.08.03"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 Nc6 2. Nf3 d6 3. c4 e5 4. d5 e4 5. Ng5 Nf6 6. dxc6 bxc6 7. Nc3 d5 8. cxd5 cxd5 9. e3 c6 10. Be2 Bc5 11. h4 h6 12. Nh3 0-0 13. Nf4 Rb8 14. g3 Bf5 15. 0-0 Qd7 16. Na4 Bd6 17. b3 g5 18. hxg5 hxg5 19. Nh5 Qe6 20. Nxf6+ Qxf6 21. Bb2 Qh6 22. Bg4 Be6 23. Bxe6 fxe6 24. Kg2 Kf7 25. Rh1 Qg6 26. Qh5 Qxh5 27. Rxh5 Kg6 28. Rah1 Rf5 29. Rh6+ Kf7 30. Rh7+ Ke8 31. Rh8+ Bf8 32. Ba3 Kf7 33. Bxf8 Rxf8 34. Rxf8+ Kxf8 35. Rh8+ Kg7 36. Rc8 c5 37. Rxc5 d4 38. Rxf5 exf5 39. exd4 Kf6 40. Nc3 a5 41. a3 Ke6 42. b4 axb4 43. axb4 Kd6 44. b5 Kc7 45. d5 f4 46. gxf4 gxf4 47. Nxe4 Kd7 48. b6 1-0

[Event "Praia do Morro Guarapari op"]
[Site "Praia do Morro"]
[Date "2017.04.16"]
[Round "5"]
[White "Koscky, Sergio"]
[Black "Boghi, Victor Almeida"]
[Result "0-1"]
[ECO "B34"]
[BlackElo "1587"]
[PlyCount "56"]
[EventDate "2017.04.14"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 177 Extra"]
[Source "ChessBase"]
[SourceDate "2017.04.27"]
[SourceVersion "1"]
[SourceVersionDate "2017.04.27"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Nc3 g6 4. d4 cxd4 5. Nxd4 Bg7 6. Be3 Nf6 7. Be2 0-0 8. 0-0 a6 9. b3 d5 10. Bf3 Ne5 11. Be2 Nxe4 12. Nxe4 dxe4 13. f4 exf3 14. gxf3 Bh3 15. Rf2 Qc7 16. f4 Nc6 17. Rf3 Bg4 18. Rg3 Bxe2 19. Qxe2 Nxd4 20. Bxd4 Bxd4+ 21. Kf1 Bxa1 22. Qe1 Qxf4+ 23. Kg2 Qe5 24. Qe3 Qxe3 25. Rxe3 e6 26. c3 Rac8 27. Kf1 Rxc3 28. Rxc3 Bxc3 0-1

[Event "Praia do Morro Guarapari op"]
[Site "Praia do Morro"]
[Date "2017.04.15"]
[Round "4"]
[White "Ferreira, Jose Carlos"]
[Black "Koscky, Sergio"]
[Result "1-0"]
[ECO "D35"]
[WhiteElo "1818"]
[PlyCount "73"]
[EventDate "2017.04.14"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 177 Extra"]
[Source "ChessBase"]
[SourceDate "2017.04.27"]
[SourceVersion "1"]
[SourceVersionDate "2017.04.27"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 d5 3. e3 Nc6 4. Nc3 e6 5. a3 b6 6. Nf3 Bd6 7. cxd5 exd5 8. Bb5 Bd7 9. Qc2 0-0 10. 0-0 a6 11. Bd3 g6 12. e4 Ne7 13. e5 Bf5 14. exf6 Bxd3 15. Qxd3 Nf5 16. Bg5 h6 17. g4 hxg5 18. gxf5 Qxf6 19. Nxd5 Qh8 20. Ne5 f6 21. Ng4 Kg7 22. Kg2 Qh7 23. fxg6 Qh5 24. Qf5 Qxg6 25. Nde3 Rh8 26. Qxg6+ Kxg6 27. Nd5 f5 28. Ne5+ Kg7 29. Ne3 f4 30. Nf5+ Kf6 31. Nxd6 Rad8 32. Ne4+ Kf5 33. Nxg5 Kxg5 34. Nf7+ Kg6 35. Nxh8+ Kg7 36. Rac1 Rxh8 37. Rxc7+ 1-0

[Event "Praia do Morro Guarapari op"]
[Site "Praia do Morro"]
[Date "2017.04.15"]
[Round "3"]
[White "Koscky, Sergio"]
[Black "Ribeiro, Jose Joselito"]
[Result "0-1"]
[ECO "C44"]
[BlackElo "1932"]
[PlyCount "42"]
[EventDate "2017.04.14"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 177 Extra"]
[Source "ChessBase"]
[SourceDate "2017.04.27"]
[SourceVersion "1"]
[SourceVersionDate "2017.04.27"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. b3 Nf6 4. d3 d5 5. Bb2 dxe4 6. Nxe5 Nxe5 7. Bxe5 Bd6 8. Bxd6 Qxd6 9. Qd2 0-0 10. g3 Re8 11. Bg2 exd3+ 12. Kf1 Bf5 13. cxd3 Bxd3+ 14. Kg1 Re2 15. Qd1 Qd4 16. Qxe2 Bxe2 17. Bf1 Ne4 18. Kg2 Qxf2+ 19. Kh3 Ng5+ 20. Kh4 Qd4+ 21. Kxg5 Qf6# 0-1

[Event "Praia do Morro Guarapari op"]
[Site "Praia do Morro"]
[Date "2017.04.14"]
[Round "2"]
[White "Dos Reis, Alexandre Magno Per"]
[Black "Koscky, Sergio"]
[Result "1-0"]
[ECO "A16"]
[WhiteElo "2021"]
[PlyCount "63"]
[EventDate "2017.04.14"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "BRA"]
[SourceTitle "CBM 177 Extra"]
[Source "ChessBase"]
[SourceDate "2017.04.27"]
[SourceVersion "1"]
[SourceVersionDate "2017.04.27"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 d6 3. g3 Nc6 4. Bg2 g6 5. d3 Bg7 6. Bg5 Bd7 7. e3 e5 8. Nge2 Qe7 9. Nd5 Qd8 10. Nec3 h6 11. Nxf6+ Bxf6 12. Bxf6 Qxf6 13. 0-0 Qe6 14. Qd2 a6 15. Rab1 Rb8 16. b4 b5 17. cxb5 axb5 18. Nd5 Kd8 19. Rbc1 Rf8 20. Rc2 f5 21. Rfc1 Ke8 22. Nxc7+ Kf7 23. Nxe6 Bxe6 24. Rxc6 Kg8 25. Rxd6 Bf7 26. Bd5 Bxd5 27. Rxd5 Rbe8 28. Rxb5 g5 29. Rc7 f4 30. Rbb7 Kh8 31. Rh7+ Kg8 32. Rbg7# 1-0

