[Event "Polanica Zdroj op-E 41st"]
[Site "Polanica Zdroj"]
[Date "2005.08.27"]
[Round "9"]
[White "Dadello, Krzysztof"]
[Black "Decewicz, Mateusz"]
[Result "1-0"]
[ECO "B51"]
[PlyCount "67"]
[EventDate "2005.08.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 d6 4. h3 e5 5. Nc3 f5 6. d3 Nf6 7. Nd5 a6 8. Ba4 b5 9. Bb3 a5 10. a4 b4 11. Bc4 Bd7 12. Bg5 Be7 13. Bxf6 Bxf6 14. 0-0 Be6 15. c3 0-0 16. Qb3 Kh8 17. Nxf6 Bxc4 18. Qxc4 Qxf6 19. cxb4 axb4 20. Qb5 fxe4 21. dxe4 Na7 22. Qd3 Qg6 23. Nh4 Qg5 24. Nf5 Rfd8 25. Nxd6 Qf6 26. Rad1 Nc8 27. Nf7+ Qxf7 28. Qxd8+ Qg8 29. Qxg8+ Kxg8 30. Rd8+ Kf7 31. Rfd1 Kg6 32. b3 Nb6 33. R8d6+ Kg5 34. Rxb6 1-0

[Event "Polanica Zdroj op-E 41st"]
[Site "Polanica Zdroj"]
[Date "2005.08.25"]
[Round "7"]
[White "Grota, Mateusz"]
[Black "Decewicz, Mateusz"]
[Result "1-0"]
[ECO "B51"]
[PlyCount "27"]
[EventDate "2005.08.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 d6 4. h3 e5 5. 0-0 f5 6. d3 f4 7. c3 Qf6 8. d4 Bd7 9. dxe5 dxe5 10. Qd5 Bxh3 11. gxh3 Qg6+ 12. Kh1 Nf6 13. Bxc6+ bxc6 14. Qxc6+ 1-0

[Event "Polanica Zdroj op-E 41st"]
[Site "Polanica Zdroj"]
[Date "2005.08.24"]
[Round "6"]
[White "Piechota, Lukasz"]
[Black "Decewicz, Mateusz"]
[Result "0-1"]
[ECO "B51"]
[PlyCount "44"]
[EventDate "2005.08.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 d6 4. Bxc6+ bxc6 5. 0-0 e5 6. Nc3 Bg4 7. Re1 g6 8. h3 Be6 9. d3 Bg7 10. Ng5 Bd7 11. Na4 Ne7 12. c4 0-0 13. h4 f5 14. h5 Qe8 15. Nc3 gxh5 16. exf5 Bxf5 17. Nge4 Bxe4 18. Rxe4 Qg6 19. Rh4 Qf5 20. Be3 Ng6 21. Qxh5 Nxh4 22. Qxh4 Bf6 0-1

[Event "Polanica Zdroj op-E 41st"]
[Site "Polanica Zdroj"]
[Date "2005.08.23"]
[Round "5"]
[White "Decewicz, Mateusz"]
[Black "Paterek, Diana"]
[Result "0-1"]
[ECO "D20"]
[PlyCount "62"]
[EventDate "2005.08.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 dxc4 3. e4 e6 4. Nc3 c6 5. a4 Bd6 6. e5 Bc7 7. Bxc4 f6 8. Bf4 b6 9. Nf3 Na6 10. Bg3 Qd7 11. Qe2 Nb4 12. Na2 Nxa2 13. Rxa2 Bb7 14. exf6 Bxg3 15. fxg3 Nxf6 16. Qxe6+ Qxe6+ 17. Bxe6 Kd8 18. Ne5 Kc7 19. Ra3 Rad8 20. Rd3 Rhf8 21. Rf1 c5 22. Rc3 Bxg2 23. Rf2 Bd5 24. Bxd5 Rxd5 25. Nf3 Ne4 26. dxc5 Nxf2 27. cxb6+ Kxb6 28. Kxf2 Rd2+ 29. Ke3 Rxb2 30. h4 Rg2 31. Rb3+ Ka5 0-1

[Event "Polanica Zdroj op-E 41st"]
[Site "Polanica Zdroj"]
[Date "2005.08.22"]
[Round "4"]
[White "Czoch, Karol"]
[Black "Decewicz, Mateusz"]
[Result "0-1"]
[ECO "B30"]
[PlyCount "95"]
[EventDate "2005.08.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 e6 4. Bxc6 dxc6 5. Nc3 Ne7 6. 0-0 g6 7. d3 Bg7 8. Bd2 0-0 9. Qe2 e5 10. Qe3 b6 11. Qe2 Bg4 12. h3 Be6 13. Bg5 Qd7 14. Bxe7 Qxe7 15. Qd2 f5 16. Rfe1 fxe4 17. dxe4 Bxh3 18. Qg5 Qxg5 19. Nxg5 Bd7 20. Red1 Rad8 21. Rd2 Bc8 22. Rxd8 Rxd8 23. Rd1 Rxd1+ 24. Nxd1 Bf6 25. Nf3 Bg4 26. Ne3 Bxf3 27. gxf3 Kf7 28. Kf1 Bg5 29. Ng4 Bf4 30. Ke2 h5 31. Ne3 Bxe3 32. fxe3 Ke6 33. Kf2 b5 34. b3 a5 35. c4 g5 36. Kg3 Kf6 37. f4 gxf4+ 38. exf4 exf4+ 39. Kxf4 h4 40. e5+ Ke6 41. a4 bxc4 42. bxc4 h3 43. Kg3 Kxe5 44. Kxh3 Kd4 45. Kg2 Kxc4 46. Kf2 Kb3 47. Ke2 c4 48. Kd2 0-1

[Event "Polanica Zdroj op-E 41st"]
[Site "Polanica Zdroj"]
[Date "2005.08.21"]
[Round "3"]
[White "Decewicz, Mateusz"]
[Black "Zyla, Agata"]
[Result "0-1"]
[ECO "C54"]
[PlyCount "104"]
[EventDate "2005.08.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. 0-0 d6 5. c3 Bg4 6. d3 Nf6 7. Bg5 h6 8. Bh4 g5 9. Bg3 h5 10. h3 h4 11. Bh2 Bh5 12. Nbd2 Rg8 13. g4 Nxg4 14. hxg4 Bxg4 15. Qb3 Qf6 16. Bxf7+ Qxf7 17. Qxf7+ Kxf7 18. b4 Bb6 19. a4 a5 20. b5 Ne7 21. Rfe1 Bh5 22. Kf1 h3 23. Ke2 g4 24. Nh4 Ng6 25. Nxg6 Rxg6 26. Bg3 Rf6 27. Bh4 g3+ 28. f3 Bf2 29. Bxf6 Bxe1 30. Rxe1 Kxf6 31. Kf1 g2+ 32. Kg1 Bf7 33. Kh2 Rh8 34. Rg1 c6 35. Nc4 cxb5 36. axb5 Bxc4 37. dxc4 a4 38. Ra1 Rg8 39. Rg1 a3 40. b6 a2 41. c5 a1Q 42. Rxa1 dxc5 43. c4 Kg5 44. Kg3 Kh5+ 45. Kh2 g1Q+ 46. Rxg1 Rxg1 47. Kxg1 Kh4 48. f4 exf4 49. e5 Kg3 50. e6 h2+ 51. Kh1 f3 52. e7 f2 0-1

[Event "Polanica Zdroj op-E 41st"]
[Site "Polanica Zdroj"]
[Date "2005.08.20"]
[Round "2"]
[White "Malec, Tomasz"]
[Black "Decewicz, Mateusz"]
[Result "0-1"]
[ECO "B30"]
[PlyCount "58"]
[EventDate "2005.08.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. Nf3 e5 4. d3 Nf6 5. Be2 Be7 6. 0-0 0-0 7. Be3 d6 8. Qd2 Nd4 9. Nd5 Bg4 10. Nxd4 cxd4 11. Nxf6+ Bxf6 12. Bxg4 dxe3 13. Qxe3 Bg5 14. Qe2 Qc7 15. c4 Rfd8 16. b3 b6 17. Qc2 b5 18. f3 Be3+ 19. Kh1 Qc5 20. Bh3 d5 21. exd5 Rxd5 22. Rfe1 Rad8 23. Rad1 a6 24. Bf5 g6 25. Be4 R5d7 26. g4 Kh8 27. Qe2 Bf4 28. Kg2 bxc4 29. dxc4 Rd2 0-1

[Event "Blaszczak Memorial 20th"]
[Site "Wroclaw"]
[Date "2005.06.19"]
[Round "9"]
[White "Decewicz, Mateusz"]
[Black "Moehn, Hans"]
[Result "1/2-1/2"]
[ECO "B22"]
[PlyCount "57"]
[EventDate "2005.06.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 106 Extra"]
[Source "ChessBase"]
[SourceDate "2005.07.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.07.01"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. Bc4 Nb6 5. Bb3 Nc6 6. Nf3 e6 7. d4 Be7 8. dxc5 Bxc5 9. 0-0 0-0 10. Be3 Be7 11. Bc2 Qc7 12. Qd3 g6 13. Bh6 Rd8 14. Qe4 d6 15. exd6 Rxd6 16. Ne5 Bf6 17. f4 Bh8 18. Rf3 Nxe5 19. fxe5 Rd5 20. Qb4 Qc5+ 21. Qxc5 Rxc5 22. Nd2 Rxe5 23. Raf1 f5 24. h4 Nd7 25. Rg3 Kf7 26. Ne4 Bf6 27. Nxf6 Kxf6 28. Bg5+ Kf7 29. Bd3 1/2-1/2

[Event "Blaszczak Memorial 20th"]
[Site "Wroclaw"]
[Date "2005.06.16"]
[Round "1"]
[White "Decewicz, Mateusz"]
[Black "Wolska, Marta"]
[Result "1-0"]
[ECO "C01"]
[PlyCount "73"]
[EventDate "2005.06.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 106 Extra"]
[Source "ChessBase"]
[SourceDate "2005.07.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.07.01"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Bd3 Nc6 5. c3 Nf6 6. Bg5 Be7 7. Nf3 0-0 8. Nbd2 Bg4 9. 0-0 Qd6 10. Qc2 Bxf3 11. Nxf3 Rfe8 12. Bxf6 Qxf6 13. Bxh7+ Kf8 14. Bd3 Bd6 15. Qd2 Bf4 16. Qc2 Re7 17. Rfe1 Rae8 18. Rxe7 Rxe7 19. Re1 Rxe1+ 20. Nxe1 Qe6 21. Nf3 Qh6 22. Bb5 Bc1 23. Bxc6 bxc6 24. h3 Qf4 25. Ne5 f6 26. Nd3 Qd2 27. Qxd2 Bxd2 28. Kf1 Bg5 29. f4 Bh4 30. Nc5 Ke7 31. g4 Bg3 32. f5 Kf7 33. Kg2 Bf4 34. Ne6 Bc1 35. b3 Bb2 36. c4 dxc4 37. bxc4 1-0

[Event "Blaszczak Memorial 20th"]
[Site "Wroclaw"]
[Date "2005.06.16"]
[Round "2"]
[White "Lasota, Wiktor"]
[Black "Decewicz, Mateusz"]
[Result "1-0"]
[ECO "D09"]
[PlyCount "25"]
[EventDate "2005.06.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 106 Extra"]
[Source "ChessBase"]
[SourceDate "2005.07.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.07.01"]
[SourceQuality "1"]

1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3 Nc6 5. g3 Be6 6. Qc2 Bc5 7. Bg2 Nge7 8. 0-0 Qd7 9. Nbd2 Bh3 10. Ne4 Bb6 11. Rd1 Nf5 12. Bxh3 g6 13. Nf6+ 1-0

