[Event "POL-ch Universities"]
[Site "Lublin"]
[Date "2024.02.23"]
[Round "3"]
[White "Demianowicz, Maciej"]
[Black "Walter, Szymon"]
[Result "0-1"]
[ECO "B40"]
[WhiteElo "1972"]
[BlackElo "2305"]
[PlyCount "132"]
[EventDate "2024.02.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CB10_2024"]
[SourceDate "2024.03.06"]
[SourceVersion "1"]
[SourceVersionDate "2024.03.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nxc6 bxc6 6. Bd3 d5 7. 0-0 Nf6 8. Bg5 Be7 9. exd5 cxd5 10. Bb5+ Bd7 11. Bxd7+ Qxd7 12. c3 Rb8 13. Qc2 0-0 14. Nd2 Qb5 15. Rab1 Rfc8 16. h3 h6 17. Bh4 Rb7 18. Rfc1 Qb6 19. Bxf6 Bxf6 20. Qd3 Rbc7 21. Rc2 a5 22. Rbc1 a4 23. g3 Rc5 24. h4 e5 25. b4 axb3 26. Nxb3 e4 27. Qd2 Rc4 28. Qxd5 e3 29. Qf3 exf2+ 30. Qxf2 Qe6 31. Qe2 Re4 32. Qf2 Qg4 33. Nd4 Bxh4 34. Qf3 Qxf3 35. Nxf3 Bxg3 36. c4 Rc5 37. Kg2 Bc7 38. Nd2 Rg4+ 39. Kf3 f5 40. Nb3 Rc6 41. c5 Kh7 42. Rc4 h5 43. Rxg4 hxg4+ 44. Kg2 Be5 45. Na5 Ra6 46. Nb7 Rxa2+ 47. Kg1 f4 48. c6 Bc7 49. Nc5 f3 50. Ne6 Bb6+ 51. Kf1 Rf2+ 52. Ke1 Re2+ 53. Kf1 Rxe6 54. c7 Bxc7 55. Rxc7 Kg6 56. Rc5 Re2 57. Rd5 Kf6 58. Rb5 g5 59. Rb8 Rg2 60. Rg8 Kf5 61. Rf8+ Ke4 62. Rf7 Rb2 63. Kg1 g3 64. Re7+ Kf4 65. Rf7+ Kg4 66. Rf8 Rb1# 0-1

[Event "POL-chT 2nd League"]
[Site "Jastrzebia Gora"]
[Date "2023.09.02"]
[Round "1.28"]
[White "Spyra, Piotr"]
[Black "Demianowicz, Maciej"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "1850"]
[BlackElo "1975"]
[PlyCount "99"]
[EventDate "2023.09.02"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Marklowice Hetman"]
[BlackTeam "Zakrzewo Korona"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 Nc6 5. Nf3 Bg4 6. Be2 e6 7. h3 Bh5 8. Be3 cxd4 9. cxd4 Nf6 10. Nc3 Qd6 11. 0-0 Be7 12. a3 0-0 13. Qb3 a6 14. Rfd1 b5 15. d5 Na5 16. Qa2 Rfc8 17. dxe6 Qxe6 18. Qxe6 fxe6 19. g4 Bf7 20. Ne5 Nc6 21. Nxc6 Rxc6 22. Bf3 Nd5 23. Rxd5 exd5 24. Nxd5 Bd8 25. Nb4 Rcc8 26. Rd1 Bb3 27. Rd7 Bf6 28. Bxa8 Rxa8 29. Bd4 Bxd4 30. Rxd4 a5 31. Nc6 h6 32. f4 Kf8 33. Kf2 a4 34. Rd8+ Rxd8 35. Nxd8 Bd5 36. f5 Ke7 37. Ne6 Bxe6 38. fxe6 Kxe6 39. Ke3 Ke5 40. Kd3 Kf4 41. Kc3 Kg3 42. Kb4 Kxh3 43. Kxb5 Kxg4 44. Kxa4 h5 45. b4 h4 46. b5 h3 47. b6 h2 48. b7 h1Q 49. b8Q Qe4+ 50. Qb4 1/2-1/2

[Event "POL-ch Universities"]
[Site "Bydgoszcz"]
[Date "2023.03.11"]
[Round "8"]
[White "Brzezinski, Mateusz"]
[Black "Demianowicz, Maciej"]
[Result "1-0"]
[ECO "B08"]
[WhiteElo "2185"]
[BlackElo "1975"]
[PlyCount "62"]
[EventDate "2023.03.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d6 3. Nc3 g6 4. e4 Bg7 5. Be2 0-0 6. 0-0 Bg4 7. Bf4 Nbd7 8. e5 Nh5 9. Bg5 dxe5 10. Nxe5 Bxe2 11. Qxe2 Nhf6 12. Rfe1 Re8 13. Rad1 c6 14. Qc4 e6 15. Qb3 Qb6 16. Nxd7 Nxd7 17. Ne4 Qxb3 18. axb3 Bf8 19. Bf6 Rac8 20. h4 c5 21. dxc5 Nxc5 22. Ng5 Be7 23. Bd4 b6 24. b4 Na4 25. c3 a6 26. Rd2 Rc6 27. g3 Rec8 28. Ne4 b5 29. Red1 h6 30. Nf6+ Kf8 31. Be5 Nb6 1-0

[Event "POL-ch Universities"]
[Site "Bydgoszcz"]
[Date "2023.03.11"]
[Round "6"]
[White "Karwowski, Kacper"]
[Black "Demianowicz, Maciej"]
[Result "1-0"]
[ECO "B25"]
[WhiteElo "2164"]
[BlackElo "1975"]
[PlyCount "81"]
[EventDate "2023.03.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. Nge2 Nf6 4. g3 g6 5. Bg2 Bg7 6. f4 d6 7. 0-0 0-0 8. d3 Rb8 9. Kh1 Bd7 10. a4 Qc8 11. Be3 Bh3 12. Qd2 Bxg2+ 13. Kxg2 a6 14. a5 Rd8 15. h3 Qc7 16. Nd1 Nd7 17. f5 e6 18. Nf4 Re8 19. fxe6 fxe6 20. h4 Nd4 21. Nf2 Nf6 22. Ra4 Qc6 23. b3 d5 24. exd5 Nxd5 25. Nxd5 Qxd5+ 26. Ne4 Rbc8 27. Bxd4 cxd4 28. Rc4 Rc6 29. Qg5 Qxg5 30. Nxg5 Rxc4 31. bxc4 h6 32. Ne4 Be5 33. Rb1 Re7 34. Nc5 Bd6 35. Nxb7 Ba3 36. Rb3 Bc1 37. Nc5 Bd2 38. Rb6 Kf7 39. Rxa6 e5 40. Ne4 Rb7 41. Nd6+ 1-0

[Event "POL-ch Universities"]
[Site "Bydgoszcz"]
[Date "2023.03.10"]
[Round "3"]
[White "Demianowicz, Maciej"]
[Black "Piekielny, Pawel"]
[Result "1-0"]
[ECO "C00"]
[WhiteElo "1975"]
[BlackElo "2232"]
[PlyCount "65"]
[EventDate "2023.03.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. e4 e6 2. Nf3 d5 3. e5 c5 4. b4 b6 5. bxc5 bxc5 6. Bb5+ Bd7 7. Bxd7+ Nxd7 8. 0-0 Ne7 9. Re1 Nc6 10. d3 Be7 11. Bf4 0-0 12. Nbd2 Qa5 13. c4 Nb6 14. Qe2 Rfd8 15. Rec1 h6 16. h3 Qa3 17. Be3 Nb4 18. Ne1 dxc4 19. Qg4 Kh8 20. Qh5 Kg8 21. Ne4 N6d5 22. Bxh6 gxh6 23. dxc4 Bf8 24. Rab1 Rab8 25. Rd1 Qa6 26. Rb3 Bg7 27. Rg3 Kh8 28. cxd5 Rxd5 29. Rxd5 exd5 30. Ng5 Rf8 31. Nxf7+ Kg8 32. Nd6 Qa3 33. Rxa3 1-0

[Event "POL-ch Universities"]
[Site "Bydgoszcz"]
[Date "2023.03.10"]
[Round "4"]
[White "Walter, Szymon"]
[Black "Demianowicz, Maciej"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "2323"]
[BlackElo "1975"]
[PlyCount "81"]
[EventDate "2023.03.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 213 Extra"]
[Source "ChessBase"]
[SourceDate "2023.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. f4 d6 4. Nf3 g6 5. Bb5 Bd7 6. 0-0 Bg7 7. d3 a6 8. Bxc6 Bxc6 9. Qe1 Qc7 10. Bd2 Nf6 11. Rb1 0-0 12. Qh4 c4 13. f5 cxd3 14. cxd3 Bb5 15. fxg6 fxg6 16. Ng5 h5 17. Rf3 Bd7 18. Rbf1 b5 19. Nh3 b4 20. Nd1 Bg4 21. R3f2 Bxd1 22. Rxd1 Ng4 23. Re2 Qc2 24. Qe1 Qc5+ 25. Kh1 a5 26. Nf4 Rf6 27. h3 Ne5 28. Be3 Qc8 29. Nd5 Rf7 30. Bg5 Qe8 31. Nc7 Qc8 32. Nxa8 Qxa8 33. d4 Nc4 34. b3 Nb6 35. Qh4 Qa7 36. Rf2 Nd7 37. Rxf7 Kxf7 38. Bxe7 Bxd4 39. Bxd6 Bf6 40. Qf4 Nf8 41. e5 1-0

[Event "POL-chT 2nd League"]
[Site "Jastrzebia Gora"]
[Date "2022.09.11"]
[Round "9.98"]
[White "Demianowicz, Maciej"]
[Black "Palacki, Rafal"]
[Result "1/2-1/2"]
[ECO "C00"]
[WhiteElo "1988"]
[BlackElo "1860"]
[PlyCount "49"]
[EventDate "2022.09.03"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]
[WhiteTeam "Zakrzewo Korona"]
[BlackTeam "Sanovia Lesko"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. e4 e6 2. Nf3 d5 3. e5 c5 4. b4 cxb4 5. d4 Nc6 6. a3 bxa3 7. c3 Bd7 8. Bd3 h6 9. 0-0 b5 10. Nxa3 b4 11. cxb4 Bxb4 12. Nb5 Nge7 13. Nd6+ Bxd6 14. exd6 Nc8 15. Bf4 0-0 16. Qc1 Nb4 17. Bb1 Bb5 18. Re1 Nd3 19. Bxd3 Bxd3 20. Ne5 Bb5 21. Nc6 Qd7 22. Ne5 Qd8 23. Nc6 Qd7 24. Ne5 Qb7 25. Qd1 1/2-1/2

[Event "POL-chT 2nd League"]
[Site "Jastrzebia Gora"]
[Date "2022.09.10"]
[Round "8.123"]
[White "Mika, Tomasz"]
[Black "Demianowicz, Maciej"]
[Result "1/2-1/2"]
[ECO "B33"]
[WhiteElo "1991"]
[BlackElo "1988"]
[PlyCount "90"]
[EventDate "2022.09.03"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]
[WhiteTeam "Krakow Cracovia"]
[BlackTeam "Zakrzewo Korona"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 h6 7. Nd6+ Bxd6 8. Qxd6 Qe7 9. Qd1 0-0 10. Be2 d6 11. 0-0 Be6 12. Nd5 Bxd5 13. exd5 Nb8 14. c4 a5 15. Be3 Nfd7 16. a3 a4 17. f4 exf4 18. Bxf4 Ne5 19. Qd2 Nbd7 20. Rae1 Rae8 21. Qc2 Nc5 22. Qf5 Qd7 23. Qxd7 Ncxd7 24. Bd1 Nc5 25. Bxe5 Rxe5 26. Rxe5 dxe5 27. Bc2 Rd8 28. g4 Rd6 29. Rf2 Kf8 30. Re2 f6 31. Kg2 Ke7 32. Bf5 Rb6 33. h4 Kd6 34. h5 Rb3 35. Rd2 b6 36. Bg6 b5 37. cxb5 Rxb5 38. Be8 Rb3 39. Rc2 Rb8 40. Bc6 Rb3 41. Be8 Rb8 42. Bc6 Rb3 43. Be8 Ne4 44. Bxa4 Rg3+ 45. Kh2 Rxg4 1/2-1/2

[Event "POL-chT 2nd League"]
[Site "Jastrzebia Gora"]
[Date "2022.09.09"]
[Round "7.106"]
[White "Kaznowska, Weronika"]
[Black "Demianowicz, Maciej"]
[Result "0-1"]
[ECO "B08"]
[WhiteElo "1535"]
[BlackElo "1988"]
[PlyCount "20"]
[EventDate "2022.09.03"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]
[WhiteTeam "Olsztyn Trzydziestka"]
[BlackTeam "Zakrzewo Korona"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. d4 Nf6 2. Bf4 d6 3. Nf3 g6 4. Nc3 Bg7 5. e4 0-0 6. Qd2 Bg4 7. 0-0-0 Nbd7 8. Bh6 e5 9. Bxg7 Kxg7 10. d5 Bxf3 0-1

[Event "POL-chT 2nd League"]
[Site "Jastrzebia Gora"]
[Date "2022.09.08"]
[Round "6.105"]
[White "Dzierzak, Boguslaw"]
[Black "Demianowicz, Maciej"]
[Result "1-0"]
[ECO "B30"]
[WhiteElo "1958"]
[BlackElo "1988"]
[PlyCount "67"]
[EventDate "2022.09.03"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]
[WhiteTeam "Gornik Ledziny"]
[BlackTeam "Zakrzewo Korona"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 Na5 4. 0-0 a6 5. Be2 Nc6 6. d4 cxd4 7. Nxd4 e5 8. Nf5 Nf6 9. Nc3 d6 10. Bg5 Bxf5 11. exf5 Be7 12. Bf3 0-0 13. Bxf6 Bxf6 14. Ne4 Nd4 15. Nxf6+ Qxf6 16. Bxb7 Rab8 17. Bxa6 Rxb2 18. Bd3 Nxf5 19. Bxf5 Qxf5 20. Qxd6 Rxc2 21. a4 Rcc8 22. a5 Rfd8 23. Qb6 Rb8 24. Qc5 Rdc8 25. Qe3 f6 26. Rfc1 Rd8 27. a6 Qd7 28. a7 Ra8 29. h3 Qf7 30. Qb6 h5 31. Rc7 Qg6 32. Rb7 Kh7 33. Qxd8 Rxd8 34. Rb8 1-0

[Event "POL-chT Academic"]
[Site "Chorzow"]
[Date "2022.04.03"]
[Round "9.2"]
[White "Demianowicz, Maciej"]
[Black "Sadzikowski, Daniel"]
[Result "0-1"]
[ECO "B11"]
[WhiteElo "2020"]
[BlackElo "2370"]
[PlyCount "82"]
[EventDate "2022.04.02"]
[EventType "team-swiss (rapid)"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c6 2. Nf3 d5 3. Nc3 Bg4 4. Be2 e6 5. 0-0 Nf6 6. exd5 cxd5 7. d4 Nc6 8. Re1 Bb4 9. Bg5 0-0 10. Ne5 Bxe2 11. Rxe2 Be7 12. Re1 Rc8 13. Nxc6 bxc6 14. Bxf6 Bxf6 15. Na4 Qd6 16. Nc5 e5 17. c3 Rfe8 18. Qg4 exd4 19. cxd4 h5 20. Rxe8+ Rxe8 21. Qd1 Qf4 22. Nb3 h4 23. Qd3 Qe4 24. Qxe4 Rxe4 25. f3 Re2 26. Rc1 Rxb2 27. Rxc6 Rxa2 28. Kf1 Rb2 29. Rc3 g6 30. f4 Kg7 31. Rd3 Ra2 32. g4 Rxh2 33. g5 Be7 34. Na5 Bd6 35. Rf3 h3 36. Nc6 Rc2 37. Nxa7 h2 38. Rh3 Bxf4 39. Nb5 Bb8 40. Na3 Rc1+ 41. Kg2 Rg1+ 0-1

[Event "POL-chT Academic"]
[Site "Chorzow"]
[Date "2022.04.02"]
[Round "3.20"]
[White "Adamczewski, Maciej"]
[Black "Demianowicz, Maciej"]
[Result "0-1"]
[ECO "A40"]
[WhiteElo "2056"]
[BlackElo "2020"]
[PlyCount "142"]
[EventDate "2022.04.02"]
[EventType "team-swiss (rapid)"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 b5 2. e4 Bb7 3. Nd2 a6 4. c3 d6 5. a4 c6 6. Bd3 Nf6 7. Ne2 Nbd7 8. 0-0 e5 9. Kh1 Be7 10. f4 Qc7 11. Nf3 bxa4 12. Rxa4 c5 13. fxe5 dxe5 14. d5 Nb6 15. Ra2 c4 16. Bc2 0-0 17. Ng3 Bc5 18. h3 Nc8 19. Qe2 Be7 20. Nxe5 Bd6 21. Rxf6 Bxe5 22. Nh5 Ne7 23. Rf1 Ng6 24. Be3 Rfe8 25. Qf2 Rac8 26. g3 Rf8 27. Rd1 Qd6 28. Ra5 Rfe8 29. Kg2 f6 30. Nf4 Qd8 31. Ra4 Qd7 32. Ne6 Bd6 33. Bc5 Ne5 34. Bxd6 Qxd6 35. Rb4 Rb8 36. Rb6 Qd7 37. Nc5 Qc7 38. Nxb7 Rxb7 39. Rxb7 Qxb7 40. Bb1 Rb8 41. Rd2 a5 42. Qc5 Qb6 43. Qxb6 Rxb6 44. Ba2 Kf8 45. Kf1 Ke7 46. Ke2 Kd6 47. Ke3 Kc5 48. g4 a4 49. Rg2 Nd3 50. g5 Nc1 51. gxf6 gxf6 52. Bb1 a3 53. bxa3 Rxb1 54. Rf2 Rb6 55. Rg2 Rb3 56. Rc2 Rb1 57. Kf4 Nd3+ 58. Kf5 Rf1+ 59. Ke6 Re1 60. Kf5 Kd6 61. Rg2 Rf1+ 62. Kg4 Ke5 63. Kh4 Rf4+ 64. Kh5 Rxe4 65. Rg7 Nf4+ 66. Kh6 Nxd5 67. Kxh7 Rh4+ 68. Kg8 Rxh3 69. a4 Rxc3 70. a5 Ra3 71. a6 Rxa6 0-1

[Event "POL-ch Academic"]
[Site "Chorzow"]
[Date "2022.04.02"]
[Round "7"]
[White "Sadzikowski, Daniel"]
[Black "Demianowicz, Maciej"]
[Result "1-0"]
[ECO "B30"]
[WhiteElo "2370"]
[BlackElo "2020"]
[PlyCount "113"]
[EventDate "2022.04.01"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 Na5 4. c3 a6 5. Ba4 c4 6. 0-0 e6 7. Bc2 d6 8. d4 cxd3 9. Qxd3 Be7 10. Rd1 Qc7 11. Bg5 Nf6 12. Na3 b5 13. b4 Nc6 14. Rac1 Bb7 15. Qe2 0-0 16. Bb1 Rac8 17. Bd3 Qb8 18. Nc2 Ne5 19. Nxe5 dxe5 20. Bxf6 Bxf6 21. c4 bxc4 22. Bxc4 Qa8 23. f3 a5 24. b5 Be7 25. a4 Rc7 26. Na1 Rfc8 27. Nb3 Qa7+ 28. Kf1 g6 29. Rc2 Bb4 30. Rdc1 Qb6 31. Bd3 Ba3 32. Rxc7 Rxc7 33. Rxc7 Qxc7 34. Qc2 Qxc2 35. Bxc2 Bb4 36. Ke2 Kf8 37. Nd2 Bxd2 38. Kxd2 Ke7 39. Kc3 Kd6 40. Kc4 f5 41. h4 Bc8 42. g4 h5 43. gxh5 gxh5 44. Bd1 Bb7 45. Bc2 Bc8 46. Bd3 Bd7 47. Bf1 Bc8 48. Be2 Bb7 49. exf5 exf5 50. f4 exf4 51. Bxh5 Ke5 52. Kd3 Bd5 53. b6 Kd6 54. Ke2 Kc6 55. Bf3 Bxf3+ 56. Kxf3 Kxb6 57. h5 1-0

[Event "POL-chT Academic"]
[Site "Chorzow"]
[Date "2022.04.02"]
[Round "5.20"]
[White "Tomaszewski, Kacper"]
[Black "Demianowicz, Maciej"]
[Result "1-0"]
[ECO "A40"]
[WhiteElo "2112"]
[BlackElo "2020"]
[PlyCount "61"]
[EventDate "2022.04.02"]
[EventType "team-swiss (rapid)"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 b5 2. e3 Bb7 3. Nf3 a6 4. b3 e6 5. Bb2 Nf6 6. Nbd2 c5 7. Bd3 Nc6 8. 0-0 cxd4 9. exd4 Rc8 10. a3 d6 11. Re1 Be7 12. c4 bxc4 13. bxc4 0-0 14. Qe2 Re8 15. Rad1 Qb6 16. Rb1 Qc7 17. Rbc1 Qb6 18. Bc3 Qd8 19. Bb1 Na5 20. Ng5 Qc7 21. Nxh7 Nxc4 22. Ng5 Qc6 23. f3 Nxd2 24. Bxd2 Qd5 25. Be3 Qb5 26. Bd3 Qa4 27. Rb1 Rc7 28. Bf2 Nd5 29. Nxf7 Nc3 30. Qxe6 Bd5 31. Nh6+ 1-0

[Event "POL-ch Academic"]
[Site "Chorzow"]
[Date "2022.04.01"]
[Round "5"]
[White "Demianowicz, Maciej"]
[Black "Cukrowski, Filip"]
[Result "0-1"]
[ECO "B51"]
[WhiteElo "2020"]
[BlackElo "2199"]
[PlyCount "98"]
[EventDate "2022.04.01"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Nc6 4. 0-0 Bd7 5. Re1 Nf6 6. Bxc6 Bxc6 7. e5 dxe5 8. Nxe5 Qd5 9. Nf3 e6 10. d3 Bd6 11. Nc3 Qh5 12. Ne4 Nxe4 13. dxe4 Rd8 14. Qe2 Bxh2+ 15. Nxh2 Qxe2 16. Rxe2 Rd1+ 17. Nf1 Bb5 18. Rd2 Rxf1+ 19. Kh2 Ke7 20. b3 f6 21. Bb2 Rxa1 22. Bxa1 e5 23. Kg3 h5 24. Bb2 h4+ 25. Kh2 b6 26. a4 Bc6 27. f3 a5 28. Bc3 g5 29. Rf2 Bd7 30. Be1 c4 31. Re2 Be6 32. Bf2 Rb8 33. Re3 b5 34. axb5 cxb3 35. cxb3 Rxb5 36. Be1 Kd6 37. Rd3+ Kc7 38. Rc3+ Kb7 39. Rd3 Bxb3 40. Bxa5 Bc4 41. Rd7+ Kc6 42. Ra7 Rb2 43. Kg1 Kd6 44. Bd8 h3 45. gxh3 Be2 46. Bxf6 Bxf3 47. Bxg5 Rg2+ 48. Kf1 Rxg5 49. Kf2 Bxe4 0-1

[Event "POL-ch Academic"]
[Site "Chorzow"]
[Date "2022.04.01"]
[Round "4"]
[White "Psyk, Radoslaw"]
[Black "Demianowicz, Maciej"]
[Result "0-1"]
[ECO "B21"]
[WhiteElo "2265"]
[BlackElo "2020"]
[PlyCount "160"]
[EventDate "2022.04.01"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Be2 Nc6 3. f4 d6 4. Nf3 g6 5. 0-0 Bg7 6. d3 Nf6 7. Qe1 Bg4 8. c3 c4 9. Nbd2 cxd3 10. Bxd3 Nd7 11. Kh1 a6 12. a4 Rc8 13. Qh4 Bxf3 14. Nxf3 Na5 15. Bc2 b5 16. axb5 axb5 17. f5 b4 18. cxb4 Rxc2 19. bxa5 Nc5 20. Bh6 Bxb2 21. Rab1 Qxa5 22. Ng5 Qd2 23. Qh3 Qd3 24. fxg6 hxg6 25. Qxd3 Nxd3 26. Nxf7 Rh7 27. Ng5 Rxh6 28. Rf3 Ne5 29. Rb3 Nc4 30. Rb8+ Kd7 31. Rb7+ Kd8 32. Rb4 Rh5 33. Ne6+ Kd7 34. Nf4 Rc5 35. Nd3 Rc6 36. h4 Bf6 37. Rb7+ Rc7 38. Rb8 Ne5 39. Nb4 Rc1+ 40. Rxc1 Rxc1+ 41. Kh2 Bxh4 42. Nd5 Bf6 43. Rb7+ Kd8 44. Rb8+ Kd7 45. Rb7+ Ke8 46. Kg3 Rc4 47. Kf4 Nd3+ 48. Ke3 Nc5 49. Rb8+ Kf7 50. Kf3 Rxe4 51. g4 Rd4 52. Nf4 e5 53. Ng2 Rd3+ 54. Ke2 Rg3 55. Ne3 Ke6 56. Re8+ Kd7 57. Ra8 Bg5 58. Nd5 Kc6 59. Nb4+ Kb5 60. Nd5 Kc4 61. Nb6+ Kd4 62. Ra1 Ke4 63. Kf2 Rxg4 64. Nc4 Rf4+ 65. Ke2 Rh4 66. Nxd6+ Kd5 67. Nb5 Rh2+ 68. Kf3 e4+ 69. Kg3 Rc2 70. Rd1+ Nd3 71. Kg4 Bd8 72. Ra1 e3 73. Rd1 Kc4 74. Nd6+ Kc3 75. Nb5+ Kc4 76. Nd6+ Kc3 77. Nb5+ Kb4 78. Rxd3 Bb6 79. Nd4 Bxd4 80. Rxd4+ Rc4 0-1

[Event "POL-chT Academic"]
[Site "Katowice"]
[Date "2018.02.04"]
[Round "7.21"]
[White "Siwiec, Arkadiusz"]
[Black "Demianowicz, Maciej"]
[Result "1/2-1/2"]
[ECO "B33"]
[WhiteElo "2206"]
[BlackElo "1988"]
[PlyCount "65"]
[EventDate "2018.02.03"]
[EventType "team-swiss (rapid)"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]
[WhiteTeam "Warszawa UW"]
[BlackTeam "Gdansk PG"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 h6 7. Nd5 Nxd5 8. exd5 a6 9. dxc6 axb5 10. cxd7+ Bxd7 11. Be2 Qc7 12. 0-0 Bc5 13. Bf3 0-0 14. Re1 Rfe8 15. Bd5 Bc6 16. Bxc6 bxc6 17. Be3 Bxe3 18. Rxe3 Rad8 19. Qe2 Rd5 20. c4 Rc5 21. cxb5 cxb5 22. Re1 Re6 23. h3 Qc6 24. Rb3 Rg6 25. Qf3 Qa6 26. a3 Qa4 27. Rb4 Qc2 28. Qe4 Qxe4 29. Rbxe4 Re6 30. f4 exf4 31. Rxe6 fxe6 32. Rxe6 Rc2 33. b4 1/2-1/2

[Event "POL-ch Academic"]
[Site "Katowice"]
[Date "2018.02.02"]
[Round "2"]
[White "Jakubowski, Krzysztof"]
[Black "Demianowicz, Maciej"]
[Result "1-0"]
[ECO "A46"]
[WhiteElo "2512"]
[BlackElo "1988"]
[PlyCount "79"]
[EventDate "2018.02.02"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 182 Extra"]
[Source "ChessBase"]
[SourceDate "2018.02.23"]
[SourceVersion "1"]
[SourceVersionDate "2018.02.23"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d6 3. g3 Bg4 4. Bg2 Nbd7 5. Nbd2 c6 6. h3 Bxf3 7. Nxf3 e5 8. 0-0 Qc7 9. c4 Be7 10. dxe5 dxe5 11. b3 0-0-0 12. Qc2 g6 13. Bb2 Rhe8 14. Rfd1 Bf8 15. Ng5 Re7 16. Ba3 c5 17. Bb2 h6 18. Nf3 e4 19. Nh2 Rde8 20. Nf1 e3 21. f4 h5 22. h4 Ne4 23. Rd5 Nxg3 24. Nxg3 Qxf4 25. Nh1 Qxh4 26. Rad1 Nb6 27. Rxc5+ Kb8 28. Rb5 Bh6 29. c5 Bf4 30. cxb6 a6 31. Rbd5 Re6 32. Rd7 Rxb6 33. Qc5 Rb5 34. Qxb5 axb5 35. Rxb7+ Kc8 36. Rc1+ Kd8 37. Bc3 b4 38. Bxb4 Bh2+ 39. Kf1 Re5 40. Rd1+ 1-0

[Event "POL-chT U26 rapid"]
[Site "Hucisko"]
[Date "2016.01.16"]
[Round "2.3"]
[White "Demianowicz, Maciej"]
[Black "Brodowski, Piotr"]
[Result "1/2-1/2"]
[ECO "B31"]
[WhiteElo "1988"]
[BlackElo "2452"]
[PlyCount "99"]
[EventDate "2016.01.16"]
[EventType "team-swiss (rapid)"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 170 Extra"]
[Source "ChessBase"]
[SourceDate "2016.02.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.02.25"]
[SourceQuality "1"]
[WhiteTeam "Gdansk PG"]
[BlackTeam "Poznan UE"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. 0-0 Bg7 5. Re1 Nf6 6. c3 0-0 7. Bxc6 bxc6 8. d4 cxd4 9. e5 Nd5 10. cxd4 d6 11. Nc3 Qa5 12. Bd2 Nxc3 13. Bxc3 Qd5 14. h3 Ba6 15. Qd2 Rac8 16. b3 Bb7 17. Qg5 f6 18. Qg3 fxe5 19. dxe5 c5 20. Rad1 Qc6 21. Ng5 d5 22. Rc1 h6 23. Nf3 Qe6 24. Bd2 d4 25. Nh2 Rf5 26. f4 Bd5 27. Nf3 Kh7 28. Nh4 Rff8 29. Qg4 Qxg4 30. hxg4 Be6 31. g5 hxg5 32. fxg5 Bd5 33. Re2 Rc6 34. Be1 Ra8 35. Rec2 Rac8 36. Bg3 a5 37. Nf3 a4 38. bxa4 Bxf3 39. gxf3 c4 40. f4 e6 41. Bf2 d3 42. Rc3 Bf8 43. a3 Kg7 44. Be3 Kf7 45. Kf2 Ke8 46. Kf3 Kd7 47. Ke4 R8c7 48. a5 Bc5 49. Bd4 Bxd4 50. Kxd4 1/2-1/2

[Event "Barcelona Sants op 16th"]
[Site "Barcelona"]
[Date "2014.08.22"]
[Round "1"]
[White "Zude, Erik"]
[Black "Demianowicz, Maciej"]
[Result "1-0"]
[ECO "A53"]
[WhiteElo "2381"]
[BlackElo "1953"]
[PlyCount "77"]
[EventDate "2014.08.22"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "ESP"]
[SourceTitle "CBM 162 Extra"]
[Source "ChessBase"]
[SourceDate "2014.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2014.10.17"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 d6 3. Nf3 Bg4 4. Nc3 Nbd7 5. e4 g6 6. Be2 c5 7. Be3 cxd4 8. Nxd4 Bxe2 9. Qxe2 Bg7 10. 0-0 0-0 11. Rfd1 a6 12. f3 Rc8 13. Rac1 Qa5 14. a3 Rfd8 15. Nb3 Qh5 16. Nd4 e6 17. Nb3 Bf8 18. Nd2 Qa5 19. h3 Re8 20. Qf2 Qc7 21. Ne2 Ne5 22. Rc3 Nfd7 23. Kh1 Qb8 24. f4 Nc6 25. Rdc1 Bg7 26. R3c2 Nc5 27. Bxc5 dxc5 28. e5 Ne7 29. Ne4 Red8 30. Nxc5 Nf5 31. Ne4 Qc7 32. c5 Qc6 33. Nd6 Nxd6 34. cxd6 Qxc2 35. Rxc2 Rxc2 36. Qb6 Rd7 37. Nc3 g5 38. g3 f6 39. f5 1-0

[Event "Kochan Memorial op 19th"]
[Site "Koszalin"]
[Date "2008.08.12"]
[Round "9"]
[White "Demianowicz, Maciej"]
[Black "Gabryjalowicz, Jakub"]
[Result "0-1"]
[ECO "B30"]
[WhiteElo "1968"]
[BlackElo "1726"]
[PlyCount "60"]
[EventDate "2008.08.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 125 Extra"]
[Source "ChessBase"]
[SourceDate "2008.09.01"]
[SourceVersion "1"]
[SourceVersionDate "2008.09.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 e6 4. Bxc6 bxc6 5. 0-0 d5 6. d3 Ne7 7. b3 Ng6 8. Bb2 d4 9. Nbd2 e5 10. Nc4 Bd6 11. Qe1 Bg4 12. Nxd6+ Qxd6 13. Nd2 Nf4 14. f3 Bh3 15. g3 Bxf1 16. gxf4 Bh3 17. fxe5 Qxe5 18. Nc4 Qg5+ 19. Qg3 Qxg3+ 20. hxg3 Be6 21. Na5 Rb8 22. a4 Kd7 23. Ba3 Kd6 24. f4 f6 25. Re1 h5 26. e5+ Kd5 27. exf6 gxf6 28. Bxc5 Kxc5 29. Rxe6 h4 30. Nxc6 Rb6 0-1

[Event "Kochan Memorial op 19th"]
[Site "Koszalin"]
[Date "2008.08.11"]
[Round "8"]
[White "Schmidt, Przemyslaw"]
[Black "Demianowicz, Maciej"]
[Result "1-0"]
[ECO "B30"]
[BlackElo "1968"]
[PlyCount "113"]
[EventDate "2008.08.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 125 Extra"]
[Source "ChessBase"]
[SourceDate "2008.09.01"]
[SourceVersion "1"]
[SourceVersionDate "2008.09.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 Na5 4. Be2 e6 5. c3 Nf6 6. e5 Nd5 7. d4 cxd4 8. cxd4 d6 9. 0-0 Nc6 10. Re1 Be7 11. exd6 Bxd6 12. Nc3 0-0 13. Bd3 Bf4 14. Nxd5 Bxc1 15. Rxc1 exd5 16. Ne5 Nxe5 17. Rxe5 g6 18. Qb3 Be6 19. Qxb7 Qh4 20. Qb4 Rab8 21. Qd2 Qxd4 22. Re2 Rfc8 23. Rce1 Bg4 24. Bb1 Qb6 25. Re5 Be6 26. b3 Qb4 27. Qh6 Qf8 28. Qe3 Qc5 29. Qg3 Rb4 30. h3 Kg7 31. R5e2 Qd4 32. Qd6 Rb7 33. Kh2 Rd7 34. Qg3 Rc3 35. Re3 Rdc7 36. Bd3 Rc1 37. h4 Qa1 38. Qxc7 Rxe1 39. Rxe1 Qxe1 40. Qxa7 Qe5+ 41. g3 Qb2 42. Kg2 d4 43. Qc5 Bf5 44. Bxf5 gxf5 45. Qe5+ f6 46. Qe7+ Kg8 47. Qxf6 Qxa2 48. Qd8+ Kf7 49. Qd7+ Kg6 50. h5+ Kh6 51. Qxf5 Qa8+ 52. Kh3 Qd8 53. Qd3 Qd5 54. g4 Qc5 55. f3 Qc3 56. Qf5 d3 57. Qf8+ 1-0

[Event "Kochan Memorial op 19th"]
[Site "Koszalin"]
[Date "2008.08.10"]
[Round "7"]
[White "Demianowicz, Maciej"]
[Black "Zareba, Grzegorz"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "1968"]
[BlackElo "1681"]
[PlyCount "123"]
[EventDate "2008.08.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 125 Extra"]
[Source "ChessBase"]
[SourceDate "2008.09.01"]
[SourceVersion "1"]
[SourceVersionDate "2008.09.01"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Bg5 Bg7 5. Qd2 c6 6. f4 Qc7 7. Bd3 Qb6 8. e5 dxe5 9. dxe5 Nd5 10. Nxd5 cxd5 11. c3 Nc6 12. Bh4 Bh6 13. Bf2 Qc7 14. Be3 Be6 15. Nf3 Rd8 16. 0-0 Qc8 17. Nd4 Nxd4 18. cxd4 0-0 19. f5 Bxe3+ 20. Qxe3 Bxf5 21. Bxf5 gxf5 22. Qg5+ Kh8 23. Qxe7 Qe6 24. Qg5 h6 25. Qxf5 Qxf5 26. Rxf5 Kg7 27. Raf1 Rc8 28. Rf6 Rc6 29. R6f4 f5 30. g4 Rc2 31. gxf5 Rxb2 32. Rg4+ Kf7 33. e6+ Kf6 34. Rg6+ Ke7 35. Rxh6 Rxa2 36. Rc1 Rg8+ 37. Kh1 Rag2 38. Rh7+ R2g7 39. Rc7+ Kf6 40. Rf7+ Rxf7 41. Rxf7+ Kg5 42. e7 Re8 43. f6 a5 44. Rf8 a4 45. Rxe8 Kxf6 46. Rb8 Kxe7 47. Rxb7+ Kf6 48. Ra7 a3 49. Kg2 Kf5 50. Kf3 a2 51. Rxa2 Kg5 52. Ra5 Kf6 53. Kf4 Ke6 54. Ra6+ Kd7 55. Ke5 Kc7 56. Rd6 Kb7 57. Ke6 Kc7 58. h4 Kb7 59. Kd7 Kb8 60. Kc6 Kc8 61. Kb6 Kb8 62. Rd8# 1-0

[Event "Kochan Memorial op 19th"]
[Site "Koszalin"]
[Date "2008.08.09"]
[Round "6"]
[White "Wozniak, Marcin"]
[Black "Demianowicz, Maciej"]
[Result "1-0"]
[ECO "B25"]
[WhiteElo "1944"]
[BlackElo "1968"]
[PlyCount "79"]
[EventDate "2008.08.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 125 Extra"]
[Source "ChessBase"]
[SourceDate "2008.09.01"]
[SourceVersion "1"]
[SourceVersionDate "2008.09.01"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 Nf6 6. f4 d6 7. Nf3 0-0 8. 0-0 Nd4 9. h3 Qb6 10. Kh2 Nd7 11. f5 Rb8 12. Nd5 Qd8 13. Bg5 Nc6 14. c3 h6 15. Be3 e6 16. Nf4 g5 17. Nh5 Nf6 18. Nxg7 Kxg7 19. Qd2 Nh7 20. f6+ Qxf6 21. Nxg5 Qg6 22. Nxh7 Kxh7 23. Rf4 Rh8 24. Rg4 Qf6 25. Rf1 Qe7 26. Bxh6 f6 27. Rg7+ Qxg7 28. Bxg7 Kxg7 29. Qf4 Rf8 30. Qxd6 Ra8 31. Qxc5 Bd7 32. d4 Rae8 33. Qh5 Rh8 34. Qg4+ Kf7 35. e5 f5 36. Qg5 Reg8 37. Qf6+ Ke8 38. d5 Nd8 39. dxe6 Bxe6 40. Rd1 1-0

[Event "Kochan Memorial op 19th"]
[Site "Koszalin"]
[Date "2008.08.08"]
[Round "5"]
[White "Demianowicz, Maciej"]
[Black "Zarow, Zdzislaw"]
[Result "1-0"]
[ECO "C42"]
[WhiteElo "1968"]
[BlackElo "1964"]
[PlyCount "53"]
[EventDate "2008.08.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 125 Extra"]
[Source "ChessBase"]
[SourceDate "2008.09.01"]
[SourceVersion "1"]
[SourceVersionDate "2008.09.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d5 4. exd5 Bd6 5. d4 Nxd5 6. Bd3 Bxe5 7. dxe5 Nb4 8. 0-0 Nxd3 9. cxd3 Nc6 10. Be3 0-0 11. d4 Be6 12. Nc3 Bc4 13. Re1 f5 14. d5 Nxe5 15. Qd4 Qf6 16. f4 Nd3 17. Qxc4 Nxe1 18. Rxe1 Kh8 19. Qxc7 Rf7 20. Qe5 Qg6 21. Bc5 h6 22. Qe6 Qh5 23. d6 Rf6 24. Qd5 Re8 25. Re5 b6 26. d7 Rxe5 27. fxe5 1-0

[Event "Kochan Memorial op 19th"]
[Site "Koszalin"]
[Date "2008.08.07"]
[Round "4"]
[White "Tarczykowski, Janusz"]
[Black "Demianowicz, Maciej"]
[Result "1/2-1/2"]
[ECO "A52"]
[WhiteElo "1938"]
[BlackElo "1968"]
[PlyCount "22"]
[EventDate "2008.08.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 125 Extra"]
[Source "ChessBase"]
[SourceDate "2008.09.01"]
[SourceVersion "1"]
[SourceVersionDate "2008.09.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. Bf4 Bb4+ 5. Nc3 Nc6 6. Nf3 Qe7 7. Qd5 f6 8. exf6 Bxc3+ 9. bxc3 Nxf6 10. Qd3 d6 11. g3 0-0 1/2-1/2

[Event "Kochan Memorial op 19th"]
[Site "Koszalin"]
[Date "2008.08.06"]
[Round "3"]
[White "Demianowicz, Maciej"]
[Black "Ratajczyk, Rafal"]
[Result "1-0"]
[ECO "C44"]
[WhiteElo "1968"]
[BlackElo "1880"]
[PlyCount "63"]
[EventDate "2008.08.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 125 Extra"]
[Source "ChessBase"]
[SourceDate "2008.09.01"]
[SourceVersion "1"]
[SourceVersionDate "2008.09.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. c3 Nf6 4. d4 exd4 5. e5 Nd5 6. cxd4 Bb4+ 7. Nbd2 d6 8. Bb5 0-0 9. 0-0 Nce7 10. a3 Ba5 11. exd6 cxd6 12. Ne4 Bf5 13. Ng3 Bd7 14. Bc4 Rc8 15. Qd3 a6 16. Rd1 Nb6 17. Ba2 Bb5 18. Qe4 d5 19. Qh4 Nc4 20. Bb1 Ng6 21. Qh5 f6 22. Nh4 Be8 23. Nxg6 hxg6 24. Bxg6 Bxg6 25. Qxg6 Re8 26. Nf5 Qd7 27. Qg4 Kf8 28. Qg6 Qf7 29. Qxf7+ Kxf7 30. b3 Kg6 31. g4 Nb6 32. b4 1-0

[Event "Kochan Memorial op 19th"]
[Site "Koszalin"]
[Date "2008.08.05"]
[Round "2"]
[White "Malaczek, Mateusz"]
[Black "Demianowicz, Maciej"]
[Result "0-1"]
[ECO "B33"]
[WhiteElo "1784"]
[BlackElo "1968"]
[PlyCount "56"]
[EventDate "2008.08.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 125 Extra"]
[Source "ChessBase"]
[SourceDate "2008.09.01"]
[SourceVersion "1"]
[SourceVersionDate "2008.09.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 h6 7. Nd5 Nxd5 8. exd5 a6 9. Nc3 Nd4 10. Be3 Nf5 11. Qf3 g6 12. Bd3 d6 13. 0-0-0 Nxe3 14. fxe3 Bg7 15. h4 h5 16. Rdf1 0-0 17. Ne4 f5 18. Ng5 e4 19. Bxe4 fxe4 20. Qxe4 Rf5 21. Ne6 Qf6 22. Rxf5 gxf5 23. Qd4 Qxe6 24. dxe6 Bxd4 25. exd4 Bxe6 26. b3 b5 27. Re1 Kf7 28. Kd2 Rg8 0-1

[Event "Kochan Memorial op 19th"]
[Site "Koszalin"]
[Date "2008.08.04"]
[Round "1"]
[White "Demianowicz, Maciej"]
[Black "Zadkowski, Zbigniew"]
[Result "1-0"]
[ECO "B08"]
[WhiteElo "1968"]
[PlyCount "87"]
[EventDate "2008.08.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 125 Extra"]
[Source "ChessBase"]
[SourceDate "2008.09.01"]
[SourceVersion "1"]
[SourceVersionDate "2008.09.01"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. Bg5 0-0 6. Qd2 c5 7. dxc5 dxc5 8. Qxd8 Rxd8 9. e5 Ng4 10. Bxe7 Re8 11. Bxc5 Nxe5 12. Nxe5 Bxe5 13. Be3 Bxc3+ 14. bxc3 Bf5 15. Bd3 Nc6 16. 0-0 Re5 17. Rfd1 Rd8 18. Rd2 Be6 19. Re2 Red5 20. f3 b6 21. Kf2 Ne5 22. Bd4 Nc6 23. Bf6 R8d6 24. Rae1 h5 25. g4 hxg4 26. fxg4 Kf8 27. g5 Ke8 28. Bxg6 Kd7 29. Bd3 Ra5 30. h4 Bg4 31. Re3 Rxa2 32. Kg3 Bh5 33. Bf5+ Kc7 34. Re8 b5 35. Be5 Nxe5 36. R1xe5 a6 37. Rh8 Bg6 38. h5 Bxf5 39. Rxf5 Rxc2 40. Rxf7+ Kc6 41. Rc8+ Kd5 42. g6 Ke6 43. g7 Rxc3+ 44. Rf3 1-0

[Event "Wroclaw op"]
[Site "Wroclaw"]
[Date "2008.04.28"]
[Round "1"]
[White "Demianowicz, Maciej"]
[Black "Marszalek, Maciej"]
[Result "1/2-1/2"]
[ECO "B43"]
[WhiteElo "1993"]
[BlackElo "2379"]
[PlyCount "113"]
[EventDate "2008.04.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 124 Extra"]
[Source "ChessBase"]
[SourceDate "2008.07.03"]
[SourceVersion "1"]
[SourceVersionDate "2008.07.03"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. Bd3 Nc6 7. Nf3 Nf6 8. 0-0 d6 9. Qe2 Be7 10. Bd2 0-0 11. Rfe1 Bd7 12. Rad1 Rfd8 13. h3 Rac8 14. Bf4 Ne5 15. a3 Be8 16. Nxe5 dxe5 17. Be3 h6 18. Nb1 Nd7 19. c4 Nb8 20. Nd2 Nc6 21. b4 Nd4 22. Bxd4 Rxd4 23. Nf3 Rdd8 24. c5 a5 25. Bb5 Bc6 26. Bxc6 bxc6 27. Qb2 Bf6 28. Rxd8+ Rxd8 29. Re2 axb4 30. axb4 Qb7 31. Rd2 Rb8 32. Rd6 Be7 33. Rd1 f6 34. Qa2 Kf7 35. Qa4 Qxb4 36. Qxc6 Qxc5 37. Qxc5 Bxc5 38. Ne1 f5 39. exf5 exf5 40. Kf1 Ke6 41. Nd3 Bd4 42. Nf4+ Kd6 43. Ne2 Rb4 44. f4 g5 45. fxe5+ Kxe5 46. Nxd4 Rxd4 47. Re1+ Kf4 48. Kg1 h5 49. Re2 g4 50. Rf2+ Ke4 51. hxg4 fxg4 52. g3 Rd5 53. Rf4+ Ke3 54. Kg2 Rd2+ 55. Kg1 h4 56. Rxg4 Kf3 57. Rf4+ 1/2-1/2

[Event "POL Academic Cup 2nd"]
[Site "Wroclaw"]
[Date "2007.05.04"]
[Round "9"]
[White "Demianowicz, Maciej"]
[Black "Pacholec, Tomasz"]
[Result "1/2-1/2"]
[ECO "B40"]
[WhiteElo "1990"]
[BlackElo "2000"]
[PlyCount "26"]
[EventDate "2007.04.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. Nc3 a6 4. g3 b5 5. Bg2 Bb7 6. d3 Nc6 7. 0-0 d6 8. Ne2 Nf6 9. c3 Be7 10. h3 0-0 11. g4 Nd7 12. Ng3 Nde5 13. Nxe5 dxe5 1/2-1/2

[Event "POL Academic Cup 2nd"]
[Site "Wroclaw"]
[Date "2007.05.03"]
[Round "8"]
[White "Kubicki, Marek"]
[Black "Demianowicz, Maciej"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "2170"]
[BlackElo "1990"]
[PlyCount "45"]
[EventDate "2007.04.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 g6 3. f4 Bg7 4. Nf3 d6 5. Bb5+ Nd7 6. 0-0 a6 7. Bxd7+ Bxd7 8. d3 Bg4 9. h3 Bxf3 10. Qxf3 Rb8 11. f5 Nf6 12. g4 0-0 13. Kg2 b5 14. Bg5 b4 15. Nd1 a5 16. Rb1 Qd7 17. b3 a4 18. Ne3 a3 19. h4 Qb7 20. Rh1 Rfd8 21. Bxf6 Bxf6 22. g5 Bg7 23. h5 1-0

[Event "POL Academic Cup 2nd"]
[Site "Wroclaw"]
[Date "2007.05.02"]
[Round "7"]
[White "Demianowicz, Maciej"]
[Black "Kucypera, Malgorzata"]
[Result "1-0"]
[ECO "B32"]
[WhiteElo "1990"]
[BlackElo "2045"]
[PlyCount "59"]
[EventDate "2007.04.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb3 h6 6. Nc3 Nf6 7. a3 d6 8. Bc4 Be7 9. 0-0 a6 10. Re1 0-0 11. a4 b6 12. h3 Qc7 13. Bd5 Rb8 14. Be3 b5 15. axb5 axb5 16. Qe2 Nxd5 17. Nxd5 Qd8 18. f4 f5 19. fxe5 Nxe5 20. exf5 Bxf5 21. Nxe7+ Qxe7 22. Bd4 Rfe8 23. Bxe5 dxe5 24. c3 Rb6 25. Qf2 Rf6 26. Ra7 Qd8 27. Qd2 Qd6 28. Qf2 Ref8 29. Qe3 Qd5 30. Nc5 1-0

[Event "POL Academic Cup 2nd"]
[Site "Wroclaw"]
[Date "2007.05.02"]
[Round "6"]
[White "Drzymala, Grzegorz"]
[Black "Demianowicz, Maciej"]
[Result "1/2-1/2"]
[ECO "B32"]
[WhiteElo "2072"]
[BlackElo "1990"]
[PlyCount "27"]
[EventDate "2007.04.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 a6 7. Nd6+ Bxd6 8. Qxd6 Qe7 9. Qd1 0-0 10. Bc4 d6 11. f3 Rd8 12. Nd5 Nxd5 13. Bxd5 Be6 14. c3 1/2-1/2

[Event "POL Academic Cup 2nd"]
[Site "Wroclaw"]
[Date "2007.04.30"]
[Round "4"]
[White "Roszkowski, Rafal"]
[Black "Demianowicz, Maciej"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "2080"]
[BlackElo "1990"]
[PlyCount "43"]
[EventDate "2007.04.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. Bb5 e6 4. Bxc6 bxc6 5. f4 Nf6 6. Nf3 Be7 7. 0-0 0-0 8. d3 Rb8 9. b3 Qc7 10. Qe1 Rd8 11. Na4 Ba6 12. c4 d5 13. e5 dxc4 14. dxc4 Ng4 15. h3 Nh6 16. Qf2 Qa5 17. Bd2 Rxd2 18. Qxd2 Qc7 19. g4 Rb6 20. Nc3 Bc8 21. Rad1 Rb8 22. Qe3 1-0

[Event "POL Academic Cup 2nd"]
[Site "Wroclaw"]
[Date "2007.04.29"]
[Round "3"]
[White "Demianowicz, Maciej"]
[Black "Hermanowicz, Dominika"]
[Result "1/2-1/2"]
[ECO "C00"]
[WhiteElo "1990"]
[BlackElo "2098"]
[PlyCount "57"]
[EventDate "2007.04.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 e6 2. Nf3 d5 3. e5 c5 4. b4 b6 5. b5 d4 6. d3 Ne7 7. g3 Bb7 8. Bg2 Qc7 9. 0-0 Nd7 10. Re1 Ng6 11. Bf4 Nxf4 12. gxf4 Be7 13. Nbd2 0-0 14. Ne4 a6 15. c4 dxc3 16. Nxc3 Rad8 17. a4 Rfe8 18. Qd2 Nf8 19. Qe3 Ng6 20. bxa6 Bxa6 21. Nb5 Qd7 22. Bf1 Bb7 23. Nc3 Nh4 24. Ne4 Nxf3+ 25. Qxf3 f5 26. exf6 gxf6 27. Qh5 f5 28. Ng5 Bxg5 29. Qxg5+ 1/2-1/2

[Event "POL Academic Cup 2nd"]
[Site "Wroclaw"]
[Date "2007.04.29"]
[Round "2"]
[White "Kresa, Jaroslaw"]
[Black "Demianowicz, Maciej"]
[Result "0-1"]
[ECO "B18"]
[BlackElo "1990"]
[PlyCount "80"]
[EventDate "2007.04.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. Nc3 d5 2. e4 c6 3. d4 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Nf3 Nd7 7. Bc4 Ngf6 8. Nh4 e6 9. 0-0 Bd6 10. f4 Qc7 11. c3 0-0-0 12. Be3 Kb8 13. a4 Nb6 14. Bb3 Nbd5 15. Bxd5 Nxd5 16. Qf3 Qe7 17. Nxg6 hxg6 18. Ne4 Bc7 19. Qf2 Rh4 20. g3 Rh5 21. c4 Nxe3 22. Qxe3 Qb4 23. b3 Rxd4 24. Kg2 Bb6 25. Qf3 a5 26. Rad1 Rh8 27. Rxd4 Bxd4 28. Rd1 Rd8 29. c5 Rd5 30. Ng5 Rf5 31. Qe4 Bxc5 32. Rd8+ Kc7 33. Rd3 Qxe4+ 34. Nxe4 Be7 35. Kf3 g5 36. Kg4 gxf4 37. gxf4 Rd5 38. Rf3 f5+ 39. Kg3 fxe4 40. Rf1 Rd3+ 0-1

[Event "POL Academic Cup 2nd"]
[Site "Wroclaw"]
[Date "2007.04.28"]
[Round "1"]
[White "Demianowicz, Maciej"]
[Black "Toma, Katarzyna"]
[Result "0-1"]
[ECO "B33"]
[WhiteElo "1990"]
[BlackElo "2252"]
[PlyCount "47"]
[EventDate "2007.04.28"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Bxf6 gxf6 10. Nd5 f5 11. Bxb5 axb5 12. Nxb5 Ra4 13. c4 Qa5+ 14. b4 Rxb4 15. Nbc7+ Kd8 16. 0-0 Rb7 17. Nb5 f4 18. Qh5 Be6 19. Rfd1 Kc8 20. Rac1 Qd8 21. a4 Rg8 22. Qxh7 Qg5 23. g3 Bg4 24. Rd3 0-1

[Event "Gdansk-chA 7th"]
[Site "Gdansk"]
[Date "2005.11.20"]
[Round "9"]
[White "Tyda, Krzysztof"]
[Black "Demianowicz, Maciej"]
[Result "1-0"]
[ECO "A53"]
[WhiteElo "2031"]
[BlackElo "1987"]
[PlyCount "52"]
[EventDate "2005.11.05"]
[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 Nf6 2. c4 d6 3. Nc3 e5 4. dxe5 dxe5 5. Qxd8+ Kxd8 6. e4 c6 7. Nf3 Nbd7 8. Bg5 Bb4 9. Rc1 Kc7 10. Bxf6 gxf6 11. a3 Bc5 12. b4 Be7 13. Be2 b6 14. 0-0 a5 15. c5 bxc5 16. b5 Bb7 17. Bc4 Rad8 18. a4 Nb6 19. Bxf7 Rd3 20. Rfd1 Rhd8 21. Nd5+ cxd5 22. Rxd3 dxe4 23. Rxd8 Bxd8 24. Nd2 Nxa4 25. Nc4 Kd7 26. Ra1 Ke7 1-0

[Event "Gdansk-chA 7th"]
[Site "Gdansk"]
[Date "2005.11.19"]
[Round "8"]
[White "Demianowicz, Maciej"]
[Black "Zielinski, Maciej"]
[Result "1/2-1/2"]
[ECO "C44"]
[WhiteElo "1987"]
[BlackElo "1800"]
[PlyCount "84"]
[EventDate "2005.11.05"]
[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. c3 Nf6 4. d4 exd4 5. e5 Nd5 6. Bb5 Be7 7. 0-0 0-0 8. cxd4 d6 9. Bxc6 bxc6 10. Nc3 Bg4 11. h3 Bh5 12. Nxd5 cxd5 13. Qb3 dxe5 14. Nxe5 Bf6 15. Bf4 Rb8 16. Qc3 Rb6 17. Rac1 Bg5 18. Bxg5 Qxg5 19. Nd7 Rg6 20. Qg3 Qe7 21. Qxc7 Qe4 22. Qh2 Bf3 23. g3 Rd8 24. Ne5 Re6 25. Rfe1 Qf5 26. g4 Qf6 27. Nxf3 Qxf3 28. Rxe6 fxe6 29. Qg3 Qxg3+ 30. fxg3 Rb8 31. Rc2 Rb4 32. Rd2 Kf7 33. Kf2 Kf6 34. Ke3 e5 35. dxe5+ Kxe5 36. Rf2 g6 37. b3 Re4+ 38. Kd3 Rd4+ 39. Ke3 Re4+ 40. Kf3 d4 41. Rc2 Re3+ 42. Kf2 Ke4 1/2-1/2

[Event "Gdansk-chA 7th"]
[Site "Gdansk"]
[Date "2005.11.19"]
[Round "7"]
[White "Walkusz, Witoslaw"]
[Black "Demianowicz, Maciej"]
[Result "1-0"]
[ECO "B31"]
[WhiteElo "2220"]
[BlackElo "1987"]
[PlyCount "54"]
[EventDate "2005.11.05"]
[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 g6 4. 0-0 Bg7 5. Re1 Nf6 6. Nc3 0-0 7. e5 Ne8 8. Bxc6 dxc6 9. d3 Nc7 10. h3 Nd5 11. Ne4 b6 12. a4 a5 13. Ra3 Bf5 14. Ng3 Qd7 15. d4 Nb4 16. Nxf5 Qxf5 17. c3 Nd3 18. g4 Nxf2 19. gxf5 Nxd1 20. Rxd1 cxd4 21. Nxd4 Bxe5 22. Nxc6 Bd6 23. Rxd6 exd6 24. Bh6 gxf5 25. Ne7+ Kh8 26. Bxf8 Rxf8 27. Nxf5 Re8 1-0

[Event "Gdansk-chA 7th"]
[Site "Gdansk"]
[Date "2005.11.11"]
[Round "4"]
[White "Demianowicz, Maciej"]
[Black "Bugalski, Michal"]
[Result "0-1"]
[ECO "C00"]
[WhiteElo "1987"]
[BlackElo "2250"]
[PlyCount "38"]
[EventDate "2005.11.05"]
[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 e6 2. Nf3 d5 3. e5 c5 4. b4 cxb4 5. d4 Nc6 6. a3 f6 7. exf6 Nxf6 8. axb4 Bxb4+ 9. c3 Bd6 10. Bd3 0-0 11. 0-0 e5 12. dxe5 Nxe5 13. Nxe5 Bxe5 14. h3 Bd7 15. Ba3 Re8 16. Qb3 Qc8 17. Ra2 Bxh3 18. gxh3 Qxh3 19. f3 Bf4 0-1

[Event "Gdansk-chA 7th"]
[Site "Gdansk"]
[Date "2005.11.05"]
[Round "1"]
[White "Dlugosz, Jedrzej"]
[Black "Demianowicz, Maciej"]
[Result "1-0"]
[ECO "C41"]
[WhiteElo "2294"]
[BlackElo "1987"]
[PlyCount "55"]
[EventDate "2005.11.05"]
[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 d6 3. d4 Nd7 4. Bc4 c6 5. Nc3 Be7 6. a4 Ngf6 7. 0-0 0-0 8. Qe2 Qc7 9. Rd1 a6 10. Bg5 Re8 11. dxe5 dxe5 12. Bh4 h6 13. Bg3 Bf8 14. h3 a5 15. Nh4 Nc5 16. Ng6 Ne6 17. Bxe5 Qb6 18. Nxf8 Kxf8 19. Bxf6 gxf6 20. Bb3 Nd4 21. Qe3 Rd8 22. Qxh6+ Ke7 23. e5 fxe5 24. Ne4 Be6 25. Bxe6 Nxe6 26. Qf6+ Kf8 27. Nd6 Rxd6 28. Rxd6 1-0

[Event "Krakow op-B"]
[Site "Krakow"]
[Date "2001.01.03"]
[Round "8"]
[White "Zaboklicki, Zbigniew"]
[Black "Demianowicz, Maciej"]
[Result "1-0"]
[ECO "A46"]
[WhiteElo "2020"]
[BlackElo "2000"]
[PlyCount "59"]
[EventDate "2000.12.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. Nf3 d6 2. d4 Nd7 3. Nc3 Ngf6 4. e3 g6 5. Bc4 e6 6. 0-0 Bg7 7. a4 0-0 8. a5 c6 9. Bb3 Rb8 10. e4 Qc7 11. Qe2 Re8 12. Bf4 e5 13. dxe5 dxe5 14. Be3 a6 15. Ng5 Re7 16. Qc4 b5 17. axb6 Nxb6 18. Qe2 h6 19. Nf3 c5 20. Rfd1 Nbd7 21. Nd2 Bb7 22. f3 Rd8 23. Qf2 Bf8 24. Na4 Rc8 25. Nc4 Ree8 26. Qd2 h5 27. Nc3 Nb6 28. Qf2 Nxc4 29. Bxc4 Qb6 30. b3 1-0

[Event "Krakow op-B"]
[Site "Krakow"]
[Date "1999.??.??"]
[Round "?"]
[White "Demianowicz, Maciej"]
[Black "Adamski, Michal"]
[Result "1-0"]
[ECO "B96"]
[BlackElo "2110"]
[PlyCount "49"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Nc6 8. Bh4 Be7 9. Bf2 Qc7 10. Be2 b5 11. Nxc6 Qxc6 12. Bf3 e5 13. Nd5 Nxd5 14. exd5 Qc4 15. fxe5 Qb4+ 16. Qd2 Qxb2 17. Bd4 Qa3 18. exd6 Qxd6 19. 0-0 0-0 20. Rae1 Bd7 21. Rf2 f5 22. Be5 Qg6 23. d6 Bh4 24. Bxa8 Bxf2+ 25. Kxf2 1-0

[Event "Krakow op-B"]
[Site "Krakow"]
[Date "1999.??.??"]
[Round "?"]
[White "Ganin, Maksim"]
[Black "Demianowicz, Maciej"]
[Result "1-0"]
[ECO "A53"]
[WhiteElo "2351"]
[PlyCount "111"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d6 3. c4 Bg4 4. Qb3 Qc8 5. h3 Bh5 6. g3 Nbd7 7. Bg2 c6 8. Bf4 Bxf3 9. Bxf3 e5 10. Be3 Be7 11. Nc3 exd4 12. Bxd4 0-0 13. 0-0 Nc5 14. Bxc5 dxc5 15. Bg2 Nd7 16. f4 f5 17. e4 Nb6 18. Rfe1 Qc7 19. exf5 Rxf5 20. Qc2 Raf8 21. Kh1 g5 22. Ne2 gxf4 23. Nxf4 Bg5 24. Ne6 Qxg3 25. Nxf8 Rxf8 26. Rg1 Qh4 27. Raf1 Nxc4 28. Rxf8+ Kxf8 29. Qf5+ Ke7 30. Bf1 Bf6 31. Bxc4 Qxc4 32. Re1+ Kf7 33. Qxh7+ Kf8 34. b3 Qd5+ 35. Qe4 Qh5 36. Kg2 Qg5+ 37. Kh2 Qd2+ 38. Re2 Qd6+ 39. Kg2 Kg7 40. Kf3 Bg5 41. Qe5+ Qf6+ 42. Ke4 Kf7 43. Qxf6+ Bxf6 44. Kf5 Bd4 45. h4 a5 46. h5 b5 47. Re6 c4 48. bxc4 b4 49. Rxc6 a4 50. Ra6 b3 51. axb3 axb3 52. Ra3 b2 53. Rb3 Kg7 54. Ke4 Bf6 55. c5 Kf8 56. Kd5 1-0

