[Event "POL-ch Blitz U18"]
[Site "Bydgoszcz"]
[Date "2023.08.31"]
[Round "8"]
[White "Demski, Michal"]
[Black "Dziewonski, Dariusz"]
[Result "1/2-1/2"]
[ECO "A06"]
[WhiteElo "1966"]
[BlackElo "2160"]
[PlyCount "12"]
[EventDate "2023.08.28"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "POL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. b3 d5 2. Bb2 e6 3. Nf3 Nf6 4. e3 Be7 5. Be2 0-0 6. 0-0 b6 1/2-1/2

[Event "POL-ch Blitz U18"]
[Site "Bydgoszcz"]
[Date "2023.08.31"]
[Round "10"]
[White "Demski, Michal"]
[Black "Kejna, Piotr"]
[Result "1-0"]
[ECO "A06"]
[WhiteElo "1966"]
[BlackElo "2235"]
[PlyCount "59"]
[EventDate "2023.08.28"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "POL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. b3 d5 2. Bb2 Bg4 3. Nf3 Bxf3 4. gxf3 e6 5. e3 Nf6 6. d4 c6 7. Bd3 Qc7 8. Nd2 Nbd7 9. f4 h6 10. h4 h5 11. Nf3 a5 12. a3 Be7 13. Ne5 Nxe5 14. fxe5 Nd7 15. c4 Qd8 16. Qf3 Bxh4 17. Ke2 Qe7 18. cxd5 cxd5 19. a4 g5 20. Ba3 g4 21. Qg2 Qg5 22. Rac1 Qd8 23. Bb5 Be7 24. Bxe7 Kxe7 25. Qg3 f6 26. exf6+ Kxf6 27. Qd6 Rh7 28. Rc7 Nf8 29. Qf4+ Kg6 30. Bd3# 1-0

[Event "POL-ch Blitz U18"]
[Site "Bydgoszcz"]
[Date "2023.08.31"]
[Round "9"]
[White "Kutowski, Marcel"]
[Black "Demski, Michal"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "2114"]
[BlackElo "1966"]
[PlyCount "116"]
[EventDate "2023.08.28"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "POL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 e5 4. dxe5 dxe5 5. Qxd8+ Kxd8 6. Bc4 Be6 7. Bxe6 fxe6 8. Bg5 Nbd7 9. 0-0-0 c6 10. Nf3 Kc7 11. Nd2 h6 12. Bh4 b5 13. Bg3 Bd6 14. Nf3 b4 15. Na4 Nxe4 16. Rhe1 Nxg3 17. hxg3 g5 18. Nd2 Rhf8 19. Nc4 Be7 20. Nxe5 Nxe5 21. Rxe5 Rf6 22. f3 Bd6 23. Re4 a5 24. g4 Bf4+ 25. Kb1 e5 26. Nc5 Rd6 27. Nd3 Rad8 28. Rde1 Kb6 29. b3 c5 30. Nb2 Kb5 31. Nd3 Rd4 32. Rxd4 Rxd4 33. Kb2 Rd5 34. Re4 Bd2 35. a4+ bxa3+ 36. Kxa3 Bb4+ 37. Kb2 Bd2 38. Rxe5 Rxe5 39. Nxe5 Bf4 40. Nf7 c4 41. Nxh6 Be5+ 42. c3 cxb3 43. Kxb3 a4+ 44. Kc2 Kc4 45. Nf7 Bxc3 46. Nd6+ Kb4 47. Ne4 Bd4 48. g3 a3 49. Kb1 Be3 50. Ka2 Kc4 51. Kxa3 Kd3 52. Kb3 Ke2 53. Nxg5 Bxg5 54. f4 Be7 55. g5 Kf3 56. g6 Bf6 57. Kc4 Kxg3 58. Kd5 Kxf4 1-0

[Event "POL-ch Blitz U18"]
[Site "Bydgoszcz"]
[Date "2023.08.31"]
[Round "3"]
[White "Pancewicz, Szymon"]
[Black "Demski, Michal"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "1763"]
[BlackElo "1966"]
[PlyCount "50"]
[EventDate "2023.08.28"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "POL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d6 2. Nc3 e5 3. dxe5 dxe5 4. Qxd8+ Kxd8 5. Nf3 f6 6. e4 c6 7. Be3 Be6 8. 0-0-0+ Kc7 9. Nd2 b5 10. f4 Nd7 11. Nf3 h6 12. h3 a5 13. g4 a4 14. a3 b4 15. axb4 Bxb4 16. Ne2 a3 17. bxa3 Rxa3 18. Rd3 Ne7 19. Rxa3 Bxa3+ 20. Kd2 Rb8 21. Ng3 Bb4+ 22. Kc1 Ra8 23. Bd3 Ra1+ 24. Kb2 Ra2+ 25. Kb1 Bc3 0-1

[Event "POL-ch Blitz U18"]
[Site "Bydgoszcz"]
[Date "2023.08.31"]
[Round "4"]
[White "Rog, Bartlomiej"]
[Black "Demski, Michal"]
[Result "1-0"]
[ECO "B09"]
[WhiteElo "2193"]
[BlackElo "1966"]
[PlyCount "72"]
[EventDate "2023.08.28"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "POL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 0-0 6. Bd3 Nc6 7. 0-0 Bg4 8. Be3 e5 9. fxe5 dxe5 10. d5 Nd4 11. Bxd4 exd4 12. Ne2 Nd7 13. Qe1 Bxf3 14. Rxf3 Ne5 15. Rf1 c5 16. Nf4 Ng4 17. Qg3 Ne3 18. Rf3 Be5 19. Qf2 g5 20. Nh5 g4 21. Rf5 Nxf5 22. Qxf5 Qd6 23. Bc4 Bxh2+ 24. Kh1 Be5 25. Rf1 Qe7 26. Qxg4+ Kh8 27. Qf5 Qh4+ 28. Kg1 Bh2+ 29. Kh1 Bg3+ 30. Qh3 Qxh3+ 31. gxh3 Be5 32. Nf6 Bxf6 33. Rxf6 Rae8 34. Rc6 Rxe4 35. Kg2 Re7 36. Rd6 f5 1-0

[Event "POL-ch Rapid U18"]
[Site "Bydgoszcz"]
[Date "2023.08.30"]
[Round "8"]
[White "Demski, Michal"]
[Black "Kejna, Piotr"]
[Result "0-1"]
[ECO "A06"]
[WhiteElo "1963"]
[BlackElo "2037"]
[PlyCount "72"]
[EventDate "2023.08.28"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. b3 d5 2. Bb2 Bg4 3. Nf3 Bxf3 4. gxf3 e6 5. d4 Nf6 6. c4 c6 7. Nd2 Qc7 8. e3 Nbd7 9. f4 h6 10. h4 h5 11. Nf3 Ne4 12. Ng5 Qa5+ 13. Ke2 Nc3+ 14. Bxc3 Qxc3 15. Kf3 Nf6 16. Rc1 Qa5 17. Qc2 Ba3 18. Rd1 Rd8 19. Bh3 Rh6 20. c5 Nd7 21. Rhg1 Nf8 22. Rb1 Qb4 23. Rbd1 Rd7 24. f5 exf5 25. Bxf5 Re7 26. Kg2 Rf6 27. Nf3 Qa5 28. Ne5 Bxc5 29. f4 Bb6 30. Kh2 g6 31. Bd3 Qb4 32. Rg3 Bxd4 33. Bxg6 Bxe5 34. a3 Qd6 35. Bxf7+ Rfxf7 36. fxe5 Qxe5 0-1

[Event "POL-ch Rapid U18"]
[Site "Bydgoszcz"]
[Date "2023.08.30"]
[Round "10"]
[White "Demski, Michal"]
[Black "Stepinski, Piotr"]
[Result "1-0"]
[ECO "E61"]
[WhiteElo "1963"]
[BlackElo "1762"]
[PlyCount "149"]
[EventDate "2023.08.28"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. b3 Nf6 2. Bb2 g6 3. Nf3 Bg7 4. e3 0-0 5. Be2 b6 6. 0-0 Bb7 7. d4 d6 8. c4 c5 9. Nc3 cxd4 10. exd4 Nbd7 11. Re1 d5 12. Ne5 dxc4 13. Bxc4 e6 14. Qe2 Nd5 15. Ne4 Nxe5 16. dxe5 Qb8 17. Nf6+ Kh8 18. Bxd5 Bxd5 19. Nxd5 exd5 20. Rad1 Qb7 21. e6 fxe6 22. Bxg7+ Qxg7 23. Qxe6 d4 24. Rd3 Rad8 25. Qe4 Rd7 26. Red1 Rfd8 27. h4 h5 28. Rg3 Rd6 29. Rdd3 R8d7 30. Rg5 Qe7 31. Re5 Qg7 32. f4 Qf6 33. f5 g5 34. hxg5 Qxg5 35. Re8+ Kg7 36. Qe5+ Kf7 37. Rg3 Qf6 38. Qe2 Qh6 39. Re6 d3 40. Qf3 d2 41. Rxh6 d1Q+ 42. Qxd1 Rxd1+ 43. Kh2 R7d5 44. Rxh5 Rf1 45. Rh7+ Kf6 46. Rxa7 Rfxf5 47. Ra6 Rb5 48. Rh3 Kg7 49. Ra7+ Kf6 50. Rb7 Kg6 51. Rhh7 Rfd5 52. Rhg7+ Kf6 53. Rgf7+ Kg6 54. Rg7+ Kf6 55. Rgd7 Rh5+ 56. Kg1 Ke6 57. Rg7 Rh6 58. Rbc7 Kf5 59. Kf2 Ra5 60. a4 Rd5 61. Rgf7+ Ke4 62. Rce7+ Kd3 63. Rf3+ Kd4 64. Rc7 Ke5 65. Rc2 Kd6 66. Re2 Kc5 67. Rf4 Rg6 68. b4+ Kd6 69. g4 Rd3 70. Re3 Rd2+ 71. Kf3 Ra2 72. b5 Rd2 73. Rc3 Kd5 74. Ke3 Rh2 75. Rf5+ 1-0

[Event "POL-ch Rapid U18"]
[Site "Bydgoszcz"]
[Date "2023.08.30"]
[Round "11"]
[White "Krawczyk, Flawian"]
[Black "Demski, Michal"]
[Result "1-0"]
[ECO "A41"]
[WhiteElo "2015"]
[BlackElo "1963"]
[PlyCount "87"]
[EventDate "2023.08.28"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d6 2. Nf3 Bg4 3. e3 Nd7 4. b3 c6 5. Bb2 e6 6. Be2 Ngf6 7. Nbd2 d5 8. 0-0 Bd6 9. Ne5 Bxe2 10. Qxe2 0-0 11. f4 Qe7 12. c4 Ba3 13. Bxa3 Qxa3 14. g4 Nxe5 15. dxe5 Nd7 16. Nf3 Qc5 17. Rad1 Rad8 18. Rd4 Qe7 19. cxd5 exd5 20. e4 dxe4 21. Rxe4 Nc5 22. Re3 Ne6 23. f5 Nf4 24. Qc4 Nh3+ 25. Kg2 Ng5 26. Qf4 Nxf3 27. Rexf3 Rd5 28. Re1 Re8 29. Rfe3 Rd2+ 30. Kg3 Red8 31. f6 Qe6 32. Qg5 Kf8 33. Qxg7+ Ke8 34. Qxh7 R8d4 35. Qf5 Rg2+ 36. Kxg2 Rxg4+ 37. Qxg4 Qxg4+ 38. Rg3 Qh5 39. Ree3 Kd7 40. e6+ fxe6 41. Ref3 Qc5 42. f7 Qc2+ 43. Rf2 Qe4+ 44. Kg1 1-0

[Event "POL-ch Rapid U18"]
[Site "Bydgoszcz"]
[Date "2023.08.30"]
[Round "7"]
[White "Kutowski, Marcel"]
[Black "Demski, Michal"]
[Result "1/2-1/2"]
[ECO "C07"]
[WhiteElo "2083"]
[BlackElo "1963"]
[PlyCount "116"]
[EventDate "2023.08.28"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 Qxd5 5. Ngf3 cxd4 6. Bc4 Qd6 7. 0-0 Nf6 8. Nb3 Nc6 9. Nbxd4 Nxd4 10. Qxd4 Qxd4 11. Nxd4 a6 12. a4 b6 13. Nb3 Bd6 14. Be3 Bc7 15. a5 b5 16. Be2 Bb7 17. Nc5 Bc6 18. Rfd1 0-0 19. c4 Be5 20. cxb5 Bxb5 21. Bxb5 axb5 22. Nd3 Bc7 23. b4 Nd5 24. Bc5 Rfd8 25. Rac1 Bd6 26. Bxd6 Rxd6 27. Ne5 f6 28. Nc6 Kf8 29. Rc5 Rc8 30. Nd4 Rxc5 31. bxc5 Ra6 32. g3 Ke7 33. Ra1 b4 34. Re1 e5 35. Nb3 Kd7 36. Rd1 Ke6 37. Re1 Kd7 38. Rd1 Ke6 39. Kg2 g5 40. Rc1 Nc3 41. h4 gxh4 42. Rh1 hxg3 43. Kxg3 Kd5 44. Rh4 Ne4+ 45. Kg2 Nxc5 46. Rxb4 Nxb3 47. Rxb3 Rxa5 48. Rh3 Ra7 49. Rh6 Ke6 50. Kg3 Kf5 51. Rh4 Ra3+ 52. f3 Kg6 53. Rg4+ Kf7 54. Rh4 Ke6 55. Rxh7 e4 56. Kf4 e3 57. Rh8 Kd5 58. Re8 Kd6 1/2-1/2

[Event "POL-ch Rapid U18"]
[Site "Bydgoszcz"]
[Date "2023.08.30"]
[Round "9"]
[White "Lonski, Aleksander"]
[Black "Demski, Michal"]
[Result "0-1"]
[ECO "A41"]
[WhiteElo "1805"]
[BlackElo "1963"]
[PlyCount "86"]
[EventDate "2023.08.28"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d6 2. c4 e5 3. dxe5 dxe5 4. Qxd8+ Kxd8 5. Nc3 c6 6. e4 Be6 7. Be3 f6 8. 0-0-0+ Kc7 9. Be2 Nd7 10. Kc2 a5 11. f4 h6 12. b3 Bc5 13. Bxc5 Nxc5 14. fxe5 fxe5 15. Nf3 Nd7 16. Rhf1 g5 17. Rd2 Bg4 18. Rfd1 Ngf6 19. Rd6 Bxf3 20. Bxf3 Rhf8 21. h3 Nc5 22. a3 Rad8 23. Rxd8 Rxd8 24. Rxd8 Kxd8 25. b4 axb4 26. axb4 Ne6 27. Kd3 h5 28. g4 Nf4+ 29. Ke3 h4 30. Na4 Nd7 31. Nb2 Nxh3 32. Nd3 Ke7 33. Bg2 Nf4 34. Nxf4 gxf4+ 35. Kf3 Kf6 36. Bf1 Nf8 37. g5+ Kxg5 38. Bh3 b6 39. c5 bxc5 40. bxc5 Kf6 41. Bc8 Ne6 42. Bd7 Ng5+ 43. Kg4 h3 0-1

[Event "POL-ch Rapid U18"]
[Site "Bydgoszcz"]
[Date "2023.08.29"]
[Round "6"]
[White "Demski, Michal"]
[Black "Nagly, Wojciech"]
[Result "1-0"]
[ECO "A36"]
[WhiteElo "1963"]
[BlackElo "1758"]
[PlyCount "54"]
[EventDate "2023.08.28"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. e3 e6 6. Nge2 Nge7 7. 0-0 0-0 8. d3 d5 9. a3 b6 10. Qc2 Bb7 11. b3 Qd7 12. Bb2 Rfd8 13. Rfd1 Rac8 14. h4 d4 15. exd4 Nxd4 16. Nxd4 Bxd4 17. Ne4 Bxe4 18. Bxe4 Nc6 19. h5 f5 20. Bg2 Qc7 21. Bxc6 Qxc6 22. Bxd4 Rxd4 23. Qd2 Qf3 24. hxg6 hxg6 25. Qe3 Qc6 26. Re1 Kf7 27. Qh6 Qa8 1-0

[Event "POL-ch Rapid U18"]
[Site "Bydgoszcz"]
[Date "2023.08.29"]
[Round "5"]
[White "Szymkiewicz, Witold"]
[Black "Demski, Michal"]
[Result "0-1"]
[ECO "E87"]
[WhiteElo "1714"]
[BlackElo "1963"]
[PlyCount "44"]
[EventDate "2023.08.28"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 d6 2. e4 Nf6 3. Bd3 e5 4. d5 Nbd7 5. Be3 g6 6. c4 Bg7 7. Nc3 0-0 8. f3 Ne8 9. Nge2 f5 10. exf5 gxf5 11. Qc2 Nc5 12. Bxc5 dxc5 13. 0-0-0 Nd6 14. h4 a6 15. Kb1 b5 16. b3 bxc4 17. bxc4 Qf6 18. Kc1 Bh6+ 19. Kb1 e4 20. fxe4 fxe4 21. Bxe4 Nxe4 22. Qxe4 Bf5 0-1

[Event "Polanica Zdroj op 59th"]
[Site "Polanica Zdroj"]
[Date "2023.08.27"]
[Round "9"]
[White "Demski, Michal"]
[Black "Betkowski, Andrzej"]
[Result "1/2-1/2"]
[ECO "A36"]
[WhiteElo "2097"]
[BlackElo "2022"]
[PlyCount "31"]
[EventDate "2023.08.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. c4 g6 2. Nc3 Bg7 3. g3 c5 4. Bg2 Nc6 5. e3 d6 6. Nge2 e5 7. d3 Nge7 8. 0-0 0-0 9. Rb1 Be6 10. Nd5 Qd7 11. Re1 Rab8 12. Nec3 b6 13. a3 Bxd5 14. Nxd5 Nxd5 15. cxd5 Ne7 16. Bd2 1/2-1/2

[Event "Polanica Zdroj op 59th"]
[Site "Polanica Zdroj"]
[Date "2023.08.26"]
[Round "8"]
[White "Kokoszczynski, Jan"]
[Black "Demski, Michal"]
[Result "1-0"]
[ECO "A53"]
[WhiteElo "2256"]
[BlackElo "2097"]
[PlyCount "86"]
[EventDate "2023.08.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. Nf3 d6 2. d4 Bg4 3. c4 c6 4. Nc3 Nd7 5. e4 e5 6. Be2 Ngf6 7. 0-0 Be7 8. Be3 0-0 9. d5 cxd5 10. cxd5 Ne8 11. Nd2 Bxe2 12. Qxe2 f5 13. exf5 Rxf5 14. Nde4 Rf8 15. Rad1 h6 16. Qg4 Ndf6 17. Qg6 Kh8 18. Rd3 Qd7 19. h3 Nxe4 20. Nxe4 Nf6 21. Nxf6 Rxf6 22. Qe4 Rc8 23. Bxa7 Rf4 24. Qe2 Ra4 25. Be3 Rxa2 26. Rb3 Ra4 27. Rd1 Rcc4 28. Qh5 Bf6 29. Qg6 Qe7 30. Rb6 Rc7 31. Rxd6 Qxd6 32. Qe8+ Kh7 33. Qxa4 g6 34. Qe4 Bg7 35. h4 h5 36. g3 b5 37. b4 Rc4 38. Qd3 Rxb4 39. Rc1 e4 40. Qa3 Bf8 41. Qa7+ Bg7 42. Bc5 Ra4 43. Qxg7+ Kxg7 1-0

[Event "Polanica Zdroj op 59th"]
[Site "Polanica Zdroj"]
[Date "2023.08.25"]
[Round "7"]
[White "Demski, Michal"]
[Black "Lambrecht, Tomasz"]
[Result "1/2-1/2"]
[ECO "D31"]
[WhiteElo "2097"]
[BlackElo "2027"]
[PlyCount "30"]
[EventDate "2023.08.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 c6 4. Nf3 dxc4 5. e3 b5 6. a4 Bb4 7. Nd2 Qb6 8. Qg4 Kf8 9. axb5 cxb5 10. Be2 Bb7 11. 0-0 a6 12. f4 f5 13. Qh3 Nf6 14. Nf3 Nbd7 15. Ne5 Kg8 1/2-1/2

[Event "Polanica Zdroj op 59th"]
[Site "Polanica Zdroj"]
[Date "2023.08.24"]
[Round "6"]
[White "Murawski, Jan"]
[Black "Demski, Michal"]
[Result "1/2-1/2"]
[ECO "B07"]
[WhiteElo "1958"]
[BlackElo "2097"]
[PlyCount "61"]
[EventDate "2023.08.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. d4 d6 2. e4 Nf6 3. f3 e5 4. dxe5 dxe5 5. Qxd8+ Kxd8 6. Bc4 Be6 7. Bxe6 fxe6 8. Be3 Nbd7 9. Nd2 c6 10. Nh3 h6 11. a4 a5 12. Nc4 Kc7 13. Nf2 g5 14. Nd3 Bg7 15. Bd2 b6 16. Bc3 Ne8 17. Ncxe5 Nd6 18. Nxd7 Bxc3+ 19. bxc3 Kxd7 20. Ne5+ Kc7 21. c4 Nb7 22. Nd3 Rad8 23. c5 Nxc5 24. Nxc5 bxc5 25. Ke2 c4 26. Rab1 c3 27. Rhd1 Rxd1 28. Rxd1 Rb8 29. Kd3 Rd8+ 30. Ke2 Rb8 31. Kd3 1/2-1/2

[Event "Polanica Zdroj op 59th"]
[Site "Polanica Zdroj"]
[Date "2023.08.23"]
[Round "5"]
[White "Demski, Michal"]
[Black "Mareau, Timothe"]
[Result "1-0"]
[ECO "A40"]
[WhiteElo "2097"]
[BlackElo "1922"]
[PlyCount "99"]
[EventDate "2023.08.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. c4 b6 2. Nc3 Bb7 3. d4 e6 4. a3 f5 5. d5 Nf6 6. Nf3 g6 7. g3 Bg7 8. Bg2 0-0 9. 0-0 Qe7 10. Bf4 Ne4 11. Nxe4 fxe4 12. d6 Qe8 13. Ng5 c5 14. Nxe4 Bxb2 15. Ra2 Bg7 16. Nf6+ Bxf6 17. Bxb7 Nc6 18. Bxc6 dxc6 19. d7 Qf7 20. Qd6 Rad8 21. Rd2 g5 22. Be5 Bxe5 23. Qxe5 Rxd7 24. Qxg5+ Kh8 25. Qe5+ Kg8 26. Rd6 Rxd6 27. Qxd6 e5 28. Qxe5 Qxc4 29. Qg5+ Kh8 30. Qe5+ Kg8 31. Rd1 Qf7 32. f4 Qf6 33. Qxf6 Rxf6 34. e4 b5 35. Kf2 b4 36. Ke3 Rf7 37. Rc1 b3 38. Kd3 Rd7+ 39. Kc3 c4 40. Kxc4 b2 41. Rb1 Rd2 42. Kc3 Rxh2 43. Rxb2 Rh3 44. Kd4 Rxg3 45. Ke5 h5 46. Kf6 h4 47. e5 Rd3 48. e6 Rd6 49. f5 h3 50. Rh2 1-0

[Event "Polanica Zdroj op 59th"]
[Site "Polanica Zdroj"]
[Date "2023.08.22"]
[Round "4"]
[White "Sliwerski, Radoslaw"]
[Black "Demski, Michal"]
[Result "0-1"]
[ECO "D07"]
[WhiteElo "2033"]
[BlackElo "2097"]
[PlyCount "88"]
[EventDate "2023.08.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. d4 d5 2. c4 Nc6 3. Nc3 dxc4 4. d5 Ne5 5. f4 Nd7 6. e4 Nb6 7. a4 e5 8. fxe5 Bb4 9. Nf3 Bg4 10. h3 Bh5 11. g4 Bg6 12. Qd4 a5 13. Bxc4 Ne7 14. Bb3 h5 15. g5 0-0 16. Be3 c5 17. Qd3 c4 18. Bxc4 Nxc4 19. Qxc4 Rc8 20. Qd3 Qd7 21. Ke2 Bxc3 22. bxc3 Rfd8 23. Bb6 Bxe4 24. Qxe4 Nxd5 25. Kf2 Nxb6 26. Rhd1 Nd5 27. Rac1 Qe6 28. c4 Nb4 29. Kg3 Nc6 30. Rd5 Re8 31. Rcd1 Ne7 32. Nd4 Rxc4 33. Rd6 Rxd4 34. R1xd4 Nf5+ 35. Kf4 Nxd6 36. exd6 Qxe4+ 37. Rxe4 Rxe4+ 38. Kxe4 Kf8 39. Kf5 Ke8 40. g6 fxg6+ 41. Kxg6 Kd7 42. Kxh5 b5 43. axb5 a4 44. b6 Kxd6 0-1

[Event "Polanica Zdroj op 59th"]
[Site "Polanica Zdroj"]
[Date "2023.08.21"]
[Round "3"]
[White "Demski, Michal"]
[Black "Zabron, Maksym"]
[Result "0-1"]
[ECO "B28"]
[WhiteElo "2097"]
[BlackElo "1996"]
[PlyCount "70"]
[EventDate "2023.08.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 a6 3. c3 d5 4. exd5 Qxd5 5. d4 e6 6. Nbd2 cxd4 7. Nxd4 Nf6 8. Qf3 Be7 9. Bc4 Qe5+ 10. Be2 Nbd7 11. 0-0 0-0 12. Nc4 Qd5 13. a4 Rd8 14. Rd1 Qc5 15. Bf4 Nd5 16. b4 Qa7 17. Bg3 N7f6 18. Ne5 Bd7 19. a5 Rac8 20. Rac1 Ba4 21. Re1 Nxc3 22. Rxc3 Rxc3 23. Qxc3 Qxd4 24. Qc7 Qxb4 25. Rf1 Nd5 26. Qc1 Qxa5 27. Bf3 Qc5 28. Qb1 b5 29. Qe4 Bc2 30. Qe2 Nb4 31. Qe1 Nd3 32. Qa1 Bf6 33. Nxd3 Bxd3 34. Rc1 Qg5 35. h4 Qh6 0-1

[Event "Polanica Zdroj op 59th"]
[Site "Polanica Zdroj"]
[Date "2023.08.20"]
[Round "2"]
[White "Majocha, Piotr"]
[Black "Demski, Michal"]
[Result "1/2-1/2"]
[ECO "A53"]
[WhiteElo "2002"]
[BlackElo "2097"]
[PlyCount "38"]
[EventDate "2023.08.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. Nf3 d6 2. d4 Bg4 3. g3 Nd7 4. Bg2 c6 5. c4 Ngf6 6. h3 Bh5 7. Nc3 e6 8. 0-0 d5 9. Nd2 Be7 10. Qb3 Qb6 11. Qxb6 axb6 12. e4 dxe4 13. Ndxe4 Nxe4 14. Bxe4 Bg6 15. Bxg6 hxg6 16. Kg2 Nf6 17. Be3 Bb4 18. Ne2 Ke7 19. a3 Bd6 1/2-1/2

[Event "Polanica Zdroj op 59th"]
[Site "Polanica Zdroj"]
[Date "2023.08.19"]
[Round "1"]
[White "Demski, Michal"]
[Black "Hetzer, Volkhard"]
[Result "0-1"]
[ECO "A08"]
[WhiteElo "2097"]
[BlackElo "1933"]
[PlyCount "96"]
[EventDate "2023.08.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. e4 e6 2. d3 d5 3. Nd2 c5 4. Ngf3 Nc6 5. g3 g6 6. Bg2 Bg7 7. 0-0 Nge7 8. Re1 0-0 9. Qe2 b6 10. h4 a5 11. e5 Nf5 12. c3 Ba6 13. a4 Rb8 14. Nf1 h6 15. N1h2 b5 16. axb5 Rxb5 17. Ng4 Qe7 18. Bf4 Rfb8 19. Nf6+ Kh8 20. Ra2 Qb7 21. g4 Nfe7 22. Rb1 Rb3 23. Nd2 Rb6 24. Bf1 Qc7 25. Bg3 Qd8 26. Bf4 R8b7 27. Nf3 Qb8 28. Qd2 Ng8 29. d4 cxd4 30. cxd4 Bxf1 31. Kxf1 Rb3 32. Kg2 R7b4 33. g5 h5 34. Be3 Qb5 35. Nxg8 Kxg8 36. Ne1 a4 37. Nc2 Rxb2 38. Nxb4 Rxd2 39. Bxd2 Nxd4 40. Be3 Nf5 41. Rc2 Nxe3+ 42. fxe3 Bxe5 43. Kf3 a3 44. Ra2 Bb2 45. Raxb2 axb2 46. Rxb2 Qf1+ 47. Rf2 Qh3+ 48. Ke2 Qg4+ 0-1

[Event "Wroclaw Anderssen Memorial op-A"]
[Site "Wroclaw"]
[Date "2023.08.13"]
[Round "9"]
[White "Demski, Michal"]
[Black "Kukula, Karol"]
[Result "1-0"]
[ECO "A28"]
[WhiteElo "2097"]
[BlackElo "1939"]
[PlyCount "81"]
[EventDate "2023.08.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. e3 d5 5. cxd5 Nxd5 6. Bb5 Nxc3 7. bxc3 Bd6 8. d4 exd4 9. cxd4 0-0 10. 0-0 Bg4 11. h3 Bh5 12. Bb2 Qe7 13. a3 Rad8 14. Re1 f5 15. Be2 Kh8 16. Qb3 b6 17. Qc2 Na5 18. Rad1 Bxa3 19. Bxa3 Qxa3 20. Qxc7 Qd6 21. Qc2 Nc6 22. Rc1 Nb4 23. Qc4 Bxf3 24. Bxf3 a5 25. Red1 h6 26. Qb5 Rf6 27. Rc3 Qd7 28. Qc4 Rff8 29. Rdc1 Qf7 30. Qb5 Qe6 31. Rc4 Rd6 32. Rc7 f4 33. e4 Rxd4 34. Rb7 Rf6 35. Rb8+ Kh7 36. Rcc8 g6 37. e5 Rf5 38. Rc7+ Rf7 39. Rxf7+ Qxf7 40. Rb7 Rd1+ 41. Kh2 1-0

[Event "Wroclaw Anderssen Memorial op-A"]
[Site "Wroclaw"]
[Date "2023.08.12"]
[Round "8"]
[White "Miasik, Adrian"]
[Black "Demski, Michal"]
[Result "1/2-1/2"]
[ECO "D45"]
[WhiteElo "2018"]
[BlackElo "2097"]
[PlyCount "50"]
[EventDate "2023.08.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. e3 Nbd7 6. Qc2 Be7 7. g4 h6 8. Rg1 dxc4 9. g5 hxg5 10. Nxg5 Nf8 11. Bxc4 Rxh2 12. Nf3 Rh3 13. Ne5 g6 14. Bd2 N6d7 15. 0-0-0 Qc7 16. Ne4 Nxe5 17. dxe5 Bd7 18. Bc3 0-0-0 19. Nd6+ Bxd6 20. exd6 Qb6 21. Bf6 Re8 22. Rh1 Rxh1 23. Rxh1 Qc5 24. Be7 g5 25. Bd3 Qd5 1/2-1/2

[Event "Wroclaw Anderssen Memorial op-A"]
[Site "Wroclaw"]
[Date "2023.08.11"]
[Round "7"]
[White "Demski, Michal"]
[Black "Skrzypinski, Jan"]
[Result "1/2-1/2"]
[ECO "B07"]
[WhiteElo "2097"]
[BlackElo "2032"]
[PlyCount "102"]
[EventDate "2023.08.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Bd3 g6 4. Nf3 Bg7 5. 0-0 Bg4 6. c3 0-0 7. Be3 Nc6 8. Nbd2 e5 9. h3 exd4 10. cxd4 Bxf3 11. Qxf3 Nd7 12. Nb3 a5 13. Bb5 Nb4 14. a3 Nc2 15. Rac1 Nxe3 16. fxe3 c6 17. Bd3 c5 18. a4 cxd4 19. exd4 Qb6 20. Bb5 Bxd4+ 21. Nxd4 Qxd4+ 22. Qf2 Qxf2+ 23. Rxf2 Nc5 24. e5 Ne4 25. Rf4 d5 26. Rc7 Rad8 27. Rxb7 Nc5 28. Re7 Ne6 29. Rf2 Nd4 30. Rd2 Nf5 31. Ra7 Ra8 32. Rxa8 Rxa8 33. Rxd5 Rc8 34. Bd3 Ne3 35. Rb5 Rd8 36. Be2 Rd2 37. Bf3 Kf8 38. b3 Rb2 39. Rxa5 Rxb3 40. Ra7 Nc4 41. e6 fxe6 42. Rxh7 Ne5 43. Kf2 Nf7 44. Rh4 Ra3 45. Rb4 Ne5 46. Rb8+ Kf7 47. Ra8 Ra2+ 48. Kg3 Ra3 49. a5 Nc6 50. Kg4 Nxa5 51. Be4 Kf6 1/2-1/2

[Event "Wroclaw Anderssen Memorial op-A"]
[Site "Wroclaw"]
[Date "2023.08.10"]
[Round "6"]
[White "Zhuk, Ivan"]
[Black "Demski, Michal"]
[Result "1-0"]
[ECO "C75"]
[WhiteElo "2019"]
[BlackElo "2097"]
[PlyCount "79"]
[EventDate "2023.08.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. h3 Bd7 6. 0-0 Nge7 7. c3 Ng6 8. d4 Be7 9. Re1 h6 10. Nbd2 Bg5 11. dxe5 dxe5 12. Nf1 Qf6 13. Ne3 Bxe3 14. Bxe3 Rd8 15. Qe2 0-0 16. Rad1 b5 17. Bc2 Na5 18. b3 Nb7 19. Nh2 Be6 20. Qh5 Nf4 21. Bxf4 exf4 22. e5 Qg5 23. Qf3 Rxd1 24. Rxd1 Nc5 25. b4 Nd7 26. Qd3 g6 27. Nf3 Qh5 28. Qd4 Nb6 29. Bb3 Bxb3 30. axb3 Qf5 31. c4 Qe6 32. c5 Nc8 33. Qxf4 Qxb3 34. Rd7 Qe6 35. Rxc7 Kg7 36. Nd4 Qd5 37. Qf6+ Kg8 38. e6 Qg5 39. exf7+ Kh7 40. Qxg5 1-0

[Event "Wroclaw Anderssen Memorial op-A"]
[Site "Wroclaw"]
[Date "2023.08.09"]
[Round "5"]
[White "Demski, Michal"]
[Black "Chrzanowski, Michal"]
[Result "1-0"]
[ECO "B26"]
[WhiteElo "2097"]
[BlackElo "1987"]
[PlyCount "118"]
[EventDate "2023.08.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Nge2 Rb8 7. Be3 Nd4 8. Qd2 b5 9. f4 e6 10. 0-0 b4 11. Nd1 Ne7 12. h3 0-0 13. g4 Nxe2+ 14. Qxe2 f5 15. Qf2 e5 16. Qh4 Bf6 17. Qg3 fxg4 18. hxg4 Nc6 19. g5 exf4 20. Bxf4 Be5 21. Ne3 Nd4 22. Rae1 Rxf4 23. Rxf4 Ne6 24. Nd5 Bxf4 25. Nxf4 Qxg5 26. Qxg5 Nxg5 27. e5 Bb7 28. exd6 Bxg2 29. Kxg2 Rd8 30. Re5 Nf7 31. Rxc5 Rxd6 32. Rb5 Rc6 33. Rxb4 Rxc2+ 34. Kf3 Kg7 35. Rb7 g5 36. Ne6+ Kf6 37. Nd4 Rh2 38. Rxa7 Rxb2 39. Ke4 h5 40. Ra6+ Ke7 41. Nf5+ Kd8 42. Ra7 Ke8 43. Ng7+ Kf8 44. Nxh5 Nd6+ 45. Ke5 Nf7+ 46. Kd5 g4 47. Ng3 Rg2 48. Nf5 Ke8 49. a4 g3 50. Ra8+ Nd8 51. Nd6+ Ke7 52. Ra7+ Kf6 53. Ne4+ Kg6 54. Ra8 Nf7 55. Rg8+ Kh6 56. Rxg3 Ra2 57. Nc5 Ng5 58. Kc6 Kh5 59. d4 Kh4 1-0

[Event "Wroclaw Anderssen Memorial op-A"]
[Site "Wroclaw"]
[Date "2023.08.08"]
[Round "4"]
[White "Demski, Michal"]
[Black "Checiak, Krzysztof"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "2097"]
[BlackElo "2001"]
[PlyCount "57"]
[EventDate "2023.08.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. Bb5 Nd4 4. Nf3 Nxb5 5. Nxb5 a6 6. Nc3 g6 7. d4 Bg7 8. 0-0 cxd4 9. Nxd4 b5 10. a4 b4 11. Nd5 Bb7 12. Re1 Nf6 13. Nxf6+ Bxf6 14. Bh6 d6 15. Qd2 a5 16. c3 bxc3 17. bxc3 Rc8 18. Rad1 Rc4 19. Nb5 Qc8 20. Qd3 Rxa4 21. Na7 Qxc3 22. Qb5+ Bc6 23. Nxc6 Qc4 24. Qb8+ Kd7 25. Qb7+ Ke6 26. e5 Bxe5 27. Qxe7+ Kf5 28. Nxe5 Qh4 29. Qd7+ 1-0

[Event "Wroclaw Anderssen Memorial op-A"]
[Site "Wroclaw"]
[Date "2023.08.07"]
[Round "3"]
[White "Iwanczuk, Krzysztof"]
[Black "Demski, Michal"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "1950"]
[BlackElo "2097"]
[PlyCount "91"]
[EventDate "2023.08.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. d4 d6 2. e4 g6 3. Nf3 Bg7 4. c3 Nf6 5. Bd3 0-0 6. 0-0 c6 7. a4 Qc7 8. Re1 e5 9. Nbd2 b6 10. h3 Nbd7 11. Nf1 Bb7 12. Ng3 a6 13. Be3 b5 14. Qd2 Rfe8 15. Bh6 Bh8 16. Bf1 Rad8 17. Qc2 Nf8 18. Rad1 Ne6 19. Rd2 Nd7 20. Red1 Bg7 21. Bxg7 Kxg7 22. d5 cxd5 23. exd5 Nf4 24. axb5 axb5 25. Bxb5 Qc5 26. c4 Re7 27. Bxd7 Rexd7 28. Ne4 Qc7 29. g3 Nxh3+ 30. Kh2 f5 31. Kxh3 fxe4 32. Ng5 Re7 33. Ne6+ Rxe6 34. dxe6 Qe7 35. Qc3 Qxe6+ 36. Kh2 Bc8 37. Rh1 e3 38. Qxe3 Qxc4 39. Kg2 Bb7+ 40. f3 Kg8 41. Rh4 Qf7 42. Rb4 Rd7 43. Rb6 Qe7 44. Re2 Qe6 45. Qa3 Rf7 46. Rxb7 1-0

[Event "Wroclaw Anderssen Memorial op-A"]
[Site "Wroclaw"]
[Date "2023.08.06"]
[Round "2"]
[White "Demski, Michal"]
[Black "Bernabe Duran, Francisco"]
[Result "1/2-1/2"]
[ECO "A25"]
[WhiteElo "2097"]
[BlackElo "2176"]
[PlyCount "49"]
[EventDate "2023.08.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. c4 g6 2. Nc3 Bg7 3. g3 e5 4. Bg2 Nf6 5. e3 0-0 6. Nge2 Nc6 7. 0-0 d6 8. d3 Be6 9. Nd5 Qd7 10. Nec3 Ne8 11. Rb1 Nd8 12. Qa4 Qxa4 13. Nxa4 c6 14. Nb4 f5 15. b3 Rc8 16. Rd1 b5 17. Nb2 a5 18. Nc2 d5 19. Bd2 Nb7 20. d4 e4 21. Bf1 Ned6 22. c5 Nf7 23. a4 b4 24. Ne1 g5 25. Ng2 1/2-1/2

[Event "Wroclaw Anderssen Memorial op-A"]
[Site "Wroclaw"]
[Date "2023.08.06"]
[Round "1"]
[White "Zerebiec, Maurycy"]
[Black "Demski, Michal"]
[Result "1/2-1/2"]
[ECO "A34"]
[WhiteElo "1925"]
[BlackElo "2097"]
[PlyCount "38"]
[EventDate "2023.08.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 215 Extra"]
[Source "ChessBase"]
[SourceDate "2023.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2023.09.30"]
[SourceQuality "1"]

1. c4 e6 2. e4 c5 3. Nc3 Nc6 4. g3 Nge7 5. Bg2 Nd4 6. Nge2 Nec6 7. d3 g6 8. a3 Bg7 9. Rb1 a5 10. Be3 d6 11. h4 h5 12. 0-0 0-0 13. b3 Nxe2+ 14. Nxe2 Nd4 15. Nxd4 cxd4 16. Bg5 Bf6 17. Bh6 Bg7 18. Bg5 Bf6 19. Bh6 Bg7 1/2-1/2

[Event "Krakow op-B 33rd"]
[Site "Krakow"]
[Date "2023.01.02"]
[Round "7"]
[White "Demski, Michal"]
[Black "Gromovs, Sergejs"]
[Result "0-1"]
[ECO "B30"]
[WhiteElo "1894"]
[BlackElo "2077"]
[PlyCount "64"]
[EventDate "2022.12.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d3 Nc6 4. Nbd2 g6 5. Be2 Bg7 6. c3 e6 7. Qc2 Nge7 8. a4 0-0 9. Nc4 d5 10. Ne3 d4 11. Nc4 e5 12. h4 h5 13. Ng5 Na5 14. Nxa5 Qxa5 15. Bd2 dxc3 16. Bxc3 Qc7 17. 0-0 b6 18. Qd2 f6 19. Nf3 a5 20. Ne1 Kh7 21. Nc2 Bh6 22. Qe1 Be6 23. Bd2 Bxd2 24. Qxd2 Rad8 25. Rfc1 Nc6 26. b4 axb4 27. Ne3 Qd6 28. Bf1 Na5 29. Rcb1 Qd4 30. Nc2 Qxe4 31. Re1 Qc6 32. Qe3 Bb3 0-1

[Event "Krakow op-B 33rd"]
[Site "Krakow"]
[Date "2023.01.02"]
[Round "6"]
[White "Kumor, Lukasz"]
[Black "Demski, Michal"]
[Result "1/2-1/2"]
[ECO "B07"]
[WhiteElo "2052"]
[BlackElo "1894"]
[PlyCount "118"]
[EventDate "2022.12.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 212 Extra"]
[Source "ChessBase"]
[SourceDate "2023.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2023.03.31"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 e5 4. Nge2 Nbd7 5. f3 Be7 6. Be3 c6 7. Qd2 0-0 8. g4 b5 9. Ng3 exd4 10. Bxd4 Ne5 11. Be2 b4 12. Nd1 c5 13. Bf2 Ne8 14. Ne3 Bg5 15. 0-0 Nc7 16. Rad1 Nb5 17. Kg2 Nd4 18. c3 bxc3 19. bxc3 Ne6 20. Ngf5 Nf4+ 21. Kh1 Be6 22. Bg3 Qa5 23. h4 Nxe2 24. Qxe2 Bxe3 25. Qxe3 Nc4 26. Qe2 Qxc3 27. Rc1 Qb4 28. Nxd6 Nb6 29. Qf2 c4 30. h5 h6 31. Rb1 Qa3 32. Qb2 Qe3 33. Rbe1 Qc5 34. Qe5 Nd7 35. Qxc5 Nxc5 36. Rc1 Nd3 37. Rc3 Nb4 38. a3 Na2 39. Rc2 c3 40. Ra1 Bb3 41. Rcxa2 Bxa2 42. Rxa2 Rab8 43. Be5 Rfd8 44. Nc4 Rbc8 45. Ne3 c2 46. Rxc2 Rxc2 47. Nxc2 Rd1+ 48. Kg2 Rd2+ 49. Kg3 Rxc2 50. Bd6 Re2 51. e5 a6 52. Kf4 g5+ 53. Kg3 Kg7 54. Kh3 f6 55. exf6+ Kxf6 56. Kg3 Re6 57. Bf8 Ke5 58. f4+ gxf4+ 59. Kf3 Kd5 1/2-1/2

[Event "POL-ch U16"]
[Site "Jastrzebia Gora"]
[Date "2023.??.??"]
[Round "8"]
[White "Demski, Michal"]
[Black "Dziewonski, Dariusz"]
[Result "1-0"]
[ECO "A49"]
[WhiteElo "2009"]
[BlackElo "2237"]
[PlyCount "79"]
[EventDate "2023.03.11"]
[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 g6 3. g3 Bg7 4. Bg2 0-0 5. 0-0 d6 6. b3 e5 7. Bb2 e4 8. Ne1 d5 9. c4 Be6 10. cxd5 Bxd5 11. Nc3 Re8 12. Nc2 c6 13. Ne3 Qe7 14. Rc1 Na6 15. Qd2 Rad8 16. Nexd5 Nxd5 17. e3 f5 18. Nxd5 Rxd5 19. Rfd1 Kh8 20. Bf1 Nb4 21. a3 Nd3 22. Bxd3 exd3 23. Qxd3 Red8 24. b4 Qe6 25. Qb3 f4 26. exf4 Qg4 27. Re1 h5 28. Qd1 Bxd4 29. Bxd4+ Rxd4 30. Re8+ Kg7 31. Qxg4 hxg4 32. Re7+ Kf6 33. Rxb7 R8d6 34. Rc7 R6d5 35. R1xc6+ Kf5 36. Rc5 Ke4 37. Rxd5 Rxd5 38. Kg2 a5 39. Re7+ Kd4 40. Re5 1-0

[Event "POL-ch U16"]
[Site "Jastrzebia Gora"]
[Date "2023.??.??"]
[Round "3"]
[White "Demski, Michal"]
[Black "Meers, Hubert"]
[Result "1/2-1/2"]
[ECO "E50"]
[WhiteElo "2009"]
[BlackElo "2150"]
[PlyCount "99"]
[EventDate "2023.03.11"]
[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. c4 b6 2. Nc3 Bb7 3. Nf3 Nf6 4. d4 e6 5. e3 Bb4 6. Be2 0-0 7. 0-0 c5 8. Qc2 Bxc3 9. bxc3 Qc7 10. h3 d6 11. Nd2 Nc6 12. Bd3 Rac8 13. Ne4 Nxe4 14. Bxe4 f5 15. Bd3 cxd4 16. exd4 Na5 17. d5 Nxc4 18. dxe6 Rce8 19. Bxf5 g6 20. Bg4 Ne5 21. Bh6 Rf6 22. e7 Nf7 23. Bf8 Ne5 24. Qd2 Qc6 25. f3 Bc8 26. Rae1 Qc4 27. Qh6 Rf7 28. Re4 Qc5+ 29. Kh2 Bxg4 30. fxg4 Rexe7 31. Ref4 Rxf4 32. Rxf4 Rf7 33. Rxf7 Kxf7 34. Qg7+ Ke6 35. Qg8+ Kd7 36. Qxh7+ Kc6 37. Qxa7 Nf3+ 38. Kg3 Qe5+ 39. Kxf3 Qxc3+ 40. Ke2 Qc2+ 41. Ke3 Qc3+ 42. Kf2 Qd2+ 43. Kf3 Qc3+ 44. Kf4 Qe5+ 45. Kf3 Qc3+ 46. Kf2 Qd2+ 47. Kg3 Qc3+ 48. Kf2 Qd2+ 49. Kf3 Qc3+ 50. Ke4 1/2-1/2

[Event "POL-ch U16"]
[Site "Jastrzebia Gora"]
[Date "2023.??.??"]
[Round "1"]
[White "Demski, Michal"]
[Black "Murawski, Milosz"]
[Result "1-0"]
[ECO "B50"]
[WhiteElo "2009"]
[BlackElo "1691"]
[PlyCount "107"]
[EventDate "2023.03.11"]
[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. Nf3 d6 3. c3 Nf6 4. Be2 Nc6 5. d4 cxd4 6. cxd4 e6 7. Nc3 d5 8. e5 Nd7 9. 0-0 Be7 10. Bd3 0-0 11. Qc2 f5 12. exf6 Nxf6 13. a3 Bd6 14. Bg5 h6 15. Bh4 Qb6 16. Rad1 Bd7 17. Bg3 Bxg3 18. hxg3 Be8 19. Na4 Qc7 20. Rfe1 Bf7 21. Ne5 Rac8 22. Nxf7 Rxf7 23. Bg6 Re7 24. b4 e5 25. dxe5 Nxe5 26. Qf5 Nxg6 27. Qxg6 Rce8 28. Rxe7 Rxe7 29. Nc5 b6 30. Nd3 Qd7 31. Nf4 Re8 32. Qd3 Rd8 33. Qd4 Qf7 34. a4 Kh8 35. a5 bxa5 36. bxa5 Qc7 37. Ne6 Qxa5 38. Nxd8 Qxd8 39. Qxa7 Qe8 40. Qd4 Qh5 41. Qd3 Qe5 42. Rc1 Qe4 43. Qxe4 Nxe4 44. Kf1 Kh7 45. Rc6 Nf6 46. Ke2 Kg6 47. Ke3 Kf5 48. Kd4 Ne4 49. g4+ Kf4 50. f3 Nf6 51. Rc7 h5 52. gxh5 Nxh5 53. g4 Ng3 54. Rf7+ 1-0

[Event "POL-ch U16"]
[Site "Jastrzebia Gora"]
[Date "2023.??.??"]
[Round "4"]
[White "Demski, Michal"]
[Black "Raczek, Krzysztof"]
[Result "1-0"]
[ECO "A36"]
[WhiteElo "2009"]
[BlackElo "2186"]
[PlyCount "145"]
[EventDate "2023.03.11"]
[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. c4 Nf6 2. Nc3 c5 3. g3 g6 4. Bg2 Bg7 5. e3 0-0 6. Nge2 Nc6 7. 0-0 d6 8. d3 Bd7 9. Rb1 Rb8 10. a3 a6 11. b4 e6 12. Bd2 Qe7 13. bxc5 dxc5 14. Rb6 Nd8 15. Qb1 Ra8 16. Ne4 Rb8 17. N4c3 Ra8 18. Ne4 Ne8 19. Bc3 Bxc3 20. N4xc3 Nd6 21. Nf4 Rc8 22. Qb2 f6 23. h4 Bc6 24. Bxc6 Nxc6 25. Ne4 Nxe4 26. Rxb7 Qd6 27. dxe4 Ne5 28. Qb6 Qxb6 29. Rxb6 Nxc4 30. Rxa6 Nd2 31. Rc1 Nxe4 32. Rxe6 f5 33. Nd5 Rcd8 34. Nf4 Rd2 35. Rxe4 fxe4 36. Rxc5 Ra8 37. Rc4 Re8 38. a4 Kf7 39. a5 Ra2 40. Rc5 Re7 41. g4 Ra4 42. Nh3 Kg7 43. Nf4 Ra7 44. Ne6+ Kf6 45. Rc6 R4xa5 46. Ng5+ Kg7 47. Nxe4 Ra4 48. Re6 Rf7 49. Kg2 Ra2 50. Kg3 Ra1 51. Kg2 Ra2 52. g5 Rb2 53. Nf6 h5 54. Rd6 Ra7 55. Ne4 Ra4 56. Kf3 Rb5 57. Re6 Kf7 58. Rf6+ Kg7 59. Nc3 Rxh4 60. Nxb5 Rg4 61. Nd4 Rxg5 62. Rd6 Rg1 63. Ne6+ Kh6 64. Nf4 h4 65. Rxg6+ Rxg6 66. Nxg6 Kxg6 67. Kg4 Kf6 68. Kxh4 Kf5 69. f4 Ke6 70. e4 Kf6 71. Kg4 Kg6 72. e5 Kf7 73. f5 1-0

[Event "POL-ch U16"]
[Site "Jastrzebia Gora"]
[Date "2023.??.??"]
[Round "6"]
[White "Demski, Michal"]
[Black "Zalega, Maciej"]
[Result "0-1"]
[ECO "A25"]
[WhiteElo "2009"]
[BlackElo "2140"]
[PlyCount "120"]
[EventDate "2023.03.11"]
[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. c4 e5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. e3 Nf6 6. Nge2 0-0 7. 0-0 d6 8. d3 Be6 9. Nd5 Qd7 10. Nec3 Nd8 11. Nxf6+ Bxf6 12. Rb1 a5 13. Nd5 Bxd5 14. cxd5 c5 15. dxc6 bxc6 16. Qa4 d5 17. b4 Nb7 18. b5 c5 19. Ba3 Rfd8 20. Rfc1 Rac8 21. h4 Bg7 22. Qb3 Kh8 23. h5 g5 24. e4 d4 25. Qd1 Qe6 26. Rc4 h6 27. Kh2 g4 28. f3 Nd6 29. Rxc5 gxf3 30. Rxc8 Nxc8 31. Bxf3 Qxa2+ 32. Bb2 Nb6 33. Kh3 Rc8 34. Bg4 Rc5 35. Ba1 Rc2 36. Qg1 a4 37. Rc1 a3 38. Rxc2 Qxc2 39. Qd1 Qxd1 40. Bxd1 Bf8 41. Bb3 Kg7 42. Kg4 Kf6 43. Kf3 Bc5 44. g4 Nc8 45. Bd5 Nd6 46. Bc6 Kg5 47. Bd5 Nxb5 48. Bxf7 Nd6 49. Be6 Ne8 50. Bf7 Nf6 51. Be6 Bb4 52. Bxd4 exd4 53. e5 Nxg4 54. Ke4 Bc3 55. Bc4 Nf2+ 56. Kd5 Nxd3 57. e6 Kf6 58. Kd6 Nb2 59. Bb3 d3 60. Kd7 Bb4 0-1

[Event "POL-ch U16"]
[Site "Jastrzebia Gora"]
[Date "2023.??.??"]
[Round "2"]
[White "Janeczko, Jakub"]
[Black "Demski, Michal"]
[Result "1/2-1/2"]
[ECO "B01"]
[WhiteElo "2221"]
[BlackElo "2009"]
[PlyCount "66"]
[EventDate "2023.03.11"]
[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 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Nf6 5. Nf3 Bg4 6. h3 Bh5 7. g4 Bg6 8. Ne5 c6 9. Be2 Nbd7 10. Nxd7 Nxd7 11. 0-0 e6 12. Bf4 Be7 13. a3 0-0 14. Bg3 Nf6 15. Bf3 Qb6 16. Na4 Qd8 17. Re1 Bd6 18. Be5 Bxe5 19. dxe5 Nd5 20. Qd2 Qh4 21. Bg2 h5 22. c4 hxg4 23. hxg4 Qxg4 24. cxd5 Qxa4 25. d6 Qc2 26. Qg5 Qxb2 27. Rad1 Bf5 28. Re3 f6 29. Qg3 fxe5 30. Rb3 Qc2 31. Re1 Qd2 32. Qxe5 Rf6 33. Rxb7 Rd8 1/2-1/2

[Event "POL-ch U16"]
[Site "Jastrzebia Gora"]
[Date "2023.??.??"]
[Round "7"]
[White "Malinowski, Szymon"]
[Black "Demski, Michal"]
[Result "0-1"]
[ECO "B13"]
[WhiteElo "1946"]
[BlackElo "2009"]
[PlyCount "76"]
[EventDate "2023.03.11"]
[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 d5 2. Bf4 c5 3. e3 cxd4 4. exd4 Nc6 5. Nf3 Nf6 6. Bd3 Bg4 7. c3 e6 8. Nbd2 Bd6 9. Bg3 0-0 10. 0-0 Bxg3 11. hxg3 Rb8 12. Qe2 a6 13. a4 Re8 14. Qe3 Qb6 15. b4 e5 16. a5 Qa7 17. dxe5 Qxe3 18. fxe3 Nxe5 19. Bc2 Rbc8 20. Rac1 Nxf3+ 21. gxf3 Rxe3 22. c4 Be6 23. Kf2 d4 24. Be4 Nxe4+ 25. Nxe4 Rb3 26. Rb1 Rxc4 27. Rxb3 Rc2+ 28. Kg1 Bxb3 29. Nc5 Bd5 30. Re1 g6 31. Re8+ Kg7 32. Rd8 Bxf3 33. Rxd4 h5 34. Rd7 Bc6 35. Rc7 Rg2+ 36. Kf1 Rxg3 37. Nxa6 h4 38. Nc5 h3 0-1

[Event "POL-ch U16"]
[Site "Jastrzebia Gora"]
[Date "2023.??.??"]
[Round "5"]
[White "Starosciak, Szymon"]
[Black "Demski, Michal"]
[Result "1/2-1/2"]
[ECO "B07"]
[WhiteElo "2037"]
[BlackElo "2009"]
[PlyCount "79"]
[EventDate "2023.03.11"]
[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. Nf3 d6 2. d4 Bg4 3. e4 Nf6 4. Nc3 c6 5. a4 e6 6. Bd3 Be7 7. h3 Bh5 8. Qe2 d5 9. exd5 cxd5 10. Qe3 Nc6 11. Ne2 Bg6 12. Bxg6 hxg6 13. 0-0 Rc8 14. c3 Na5 15. Nf4 Ne4 16. Nd3 Nb3 17. Ra2 a6 18. Nfe5 Qa5 19. f3 Ng3 20. Re1 Nf5 21. Qe2 0-0 22. g4 Nh4 23. Bf4 b5 24. Qd1 f6 25. Nd7 Rfd8 26. Bg3 g5 27. Bxh4 gxh4 28. Qxb3 Rxd7 29. Rxe6 Qc7 30. f4 b4 31. cxb4 a5 32. b5 Qc4 33. Qxc4 Rxc4 34. Nc5 Bxc5 35. dxc5 Rxc5 36. Ra3 Rc2 37. Rc3 Rxb2 38. Rd3 Rb4 39. b6 Rxa4 40. Re8+ 1/2-1/2

[Event "Wroclaw Radzikowska Blitz op"]
[Site "Wroclaw"]
[Date "2022.11.04"]
[Round "7"]
[White "Kowalski, Igor"]
[Black "Demski, Michal"]
[Result "1-0"]
[ECO "D46"]
[WhiteElo "2344"]
[BlackElo "1888"]
[PlyCount "51"]
[EventDate "2022.11.04"]
[EventType "swiss (blitz)"]
[EventRounds "11"]
[EventCountry "POL"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 d5 3. c4 c6 4. Nc3 e6 5. e3 Nbd7 6. Bd3 Bd6 7. 0-0 Qe7 8. e4 dxe4 9. Nxe4 Nxe4 10. Bxe4 h6 11. Re1 Nf6 12. Bc2 0-0 13. Ne5 Rd8 14. Qf3 c5 15. dxc5 Bxc5 16. Qg3 Nh5 17. Qh3 Nf6 18. Bxh6 gxh6 19. Qxh6 Bd4 20. Rad1 b5 21. Nc6 Qc5 22. Nxd4 Rxd4 23. Qxf6 Rxd1 24. Rxd1 Bb7 25. Rd3 Kf8 26. Rd7 1-0

[Event "Wroclaw op-A"]
[Site "Wroclaw"]
[Date "2022.08.07"]
[Round "9"]
[White "Demski, Michal"]
[Black "Barwinska, Ewa"]
[Result "1/2-1/2"]
[ECO "B28"]
[WhiteElo "1737"]
[BlackElo "1940"]
[PlyCount "58"]
[EventDate "2022.07.31"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 a6 3. d3 Nc6 4. g3 e6 5. Bg2 d5 6. Nbd2 Nf6 7. 0-0 Be7 8. c3 dxe4 9. dxe4 0-0 10. Qc2 b5 11. Rd1 Qc7 12. Nf1 Bb7 13. Bf4 Qb6 14. Ne3 Rfd8 15. e5 Nd7 16. h4 Rac8 17. Bg5 Nf8 18. Ng4 h5 19. Ne3 Bxg5 20. hxg5 Ng6 21. Rxd8+ Rxd8 22. Rd1 Rxd1+ 23. Qxd1 Ncxe5 24. Nxe5 Nxe5 25. Qxh5 Bxg2 26. Nxg2 Qc6 27. Qd1 Qd5 28. Qxd5 exd5 29. Nf4 Nc4 1/2-1/2

[Event "Wroclaw op-A"]
[Site "Wroclaw"]
[Date "2022.08.06"]
[Round "8"]
[White "Demski, Michal"]
[Black "Krawiec, Grzegorz"]
[Result "1-0"]
[ECO "C00"]
[WhiteElo "1737"]
[BlackElo "1760"]
[PlyCount "37"]
[EventDate "2022.07.31"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d3 g6 4. g3 Bg7 5. Bg2 Ne7 6. 0-0 0-0 7. c3 Nbc6 8. Qe2 Qc7 9. Nbd2 b6 10. Re1 Bb7 11. Nf1 d5 12. e5 d4 13. c4 a6 14. Bf4 b5 15. b3 b4 16. N1d2 Ra7 17. Ne4 Nxe5 18. Nxe5 Bxe5 19. Nf6+ 1-0

[Event "Wroclaw op-A"]
[Site "Wroclaw"]
[Date "2022.08.05"]
[Round "7"]
[White "Fritz, Antoni"]
[Black "Demski, Michal"]
[Result "1-0"]
[ECO "D13"]
[WhiteElo "2000"]
[BlackElo "1737"]
[PlyCount "185"]
[EventDate "2022.07.31"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. cxd5 cxd5 5. Bf4 Nc6 6. e3 e6 7. Nf3 Bd6 8. Bd3 0-0 9. 0-0 a6 10. Rc1 Kh8 11. Bb1 Bxf4 12. exf4 Ne7 13. Ne5 Ng6 14. Qf3 Qb6 15. Rfd1 Bd7 16. g4 Bc6 17. g5 Nxe5 18. fxe5 Ne8 19. g6 hxg6 20. Bxg6 Kg8 21. Bb1 g6 22. h4 Qd8 23. Qg4 Ng7 24. Rd3 Nh5 25. Kh2 Kg7 26. Rg1 Rh8 27. Rh3 Be8 28. Ne2 Bb5 29. Ng3 Nxg3 30. Rgxg3 Rh6 31. Rg1 Qh8 32. Qf4 Be8 33. Rc1 Bc6 34. Rcc3 Kf8 35. a4 a5 36. b3 Ke7 37. Rcf3 Qg7 38. Qg5+ Kd7 39. h5 Rg8 40. hxg6 Rxh3+ 41. Rxh3 fxg6 42. Rh6 Rh8 43. Rxh8 Qxh8+ 44. Kg2 Qh5 45. Qxh5 gxh5 46. Kg3 b5 47. Bc2 bxa4 48. bxa4 Ke7 49. Kh4 Be8 50. Kg5 Bf7 51. Bd1 Be8 52. f4 h4 53. Kxh4 Bg6 54. Kg5 Be4 55. Kg4 Bf5+ 56. Kg3 Be4 57. Kf2 Bg6 58. Ke3 Bf5 59. Kd2 Kf7 60. Be2 Kg7 61. Ke3 Bc2 62. Bb5 Kf7 63. Kf3 Be4+ 64. Kg4 Bc2 65. Kg5 Ke7 66. Bc6 Bd3 67. f5 Bxf5 68. Bxd5 Bc2 69. Bc6 Bb3 70. Kf4 Kd8 71. Ke3 Bc4 72. Kd2 Kc7 73. Kc3 Be2 74. Be4 Bd1 75. Bc2 Be2 76. Bb3 Kd7 77. Bc4 Bf3 78. Bb5+ Kc7 79. Bc4 Kd7 80. Bb3 Be2 81. Kd2 Bf1 82. Ke3 Ba6 83. d5 exd5 84. Bxd5 Bf1 85. Kd4 Bh3 86. Kc5 Kc7 87. Kb5 Bd7+ 88. Kxa5 Be8 89. Kb4 Kb6 90. a5+ Kc7 91. Kc5 Kb8 92. Kb6 Bd7 93. a6 1-0

[Event "Wroclaw op-A"]
[Site "Wroclaw"]
[Date "2022.08.04"]
[Round "6"]
[White "Demski, Michal"]
[Black "Madera, Mateusz"]
[Result "1/2-1/2"]
[ECO "A08"]
[WhiteElo "1737"]
[BlackElo "1940"]
[PlyCount "39"]
[EventDate "2022.07.31"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d3 g6 4. g3 Bg7 5. Bg2 e6 6. 0-0 Nge7 7. Nbd2 0-0 8. c3 d5 9. Qc2 b6 10. Rd1 Bb7 11. h4 d4 12. Nf1 Qd7 13. c4 e5 14. h5 h6 15. Qe2 g5 16. N1h2 Bc8 17. Bd2 Qd6 18. Be1 Bd7 19. a3 a5 20. Rdb1 1/2-1/2

[Event "Wroclaw op-A"]
[Site "Wroclaw"]
[Date "2022.08.03"]
[Round "5"]
[White "Jankowiak, Tomasz"]
[Black "Demski, Michal"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "2134"]
[BlackElo "1737"]
[PlyCount "117"]
[EventDate "2022.07.31"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 Nbd7 4. f4 e5 5. Nf3 exd4 6. Qxd4 Nc5 7. Bc4 Be7 8. Be3 0-0 9. 0-0-0 Be6 10. h3 Bxc4 11. Qxc4 b5 12. Qd4 Qb8 13. Nd5 Nxd5 14. Qxd5 Nd7 15. Nd4 Nf6 16. Qg5 h6 17. Qxb5 Nxe4 18. Qd5 Nf6 19. Qf3 Qc8 20. Nc6 Re8 21. Bd4 Nd7 22. Nxe7+ Rxe7 23. Qg4 f6 24. Rhe1 Rxe1 25. Rxe1 Nf8 26. Qg3 Qf5 27. Re7 Ng6 28. Rxc7 Re8 29. Be3 Qa5 30. Rxa7 Qb4 31. f5 Ne7 32. c3 Qb5 33. Qf3 Nxf5 34. Bd2 Qc5 35. Qb7 Kh8 36. g4 Re7 37. Qa8+ Kh7 38. Rxe7 Nxe7 39. Qe4+ Ng6 40. Qf5 Qg1+ 41. Kc2 Qh1 42. Qd3 Qa8 43. Kb1 Qe8 44. b4 Kh8 45. b5 Ne5 46. Qd5 Qg6+ 47. Kb2 Qe8 48. a4 h5 49. a5 hxg4 50. hxg4 Qc8 51. Qh1+ Kg8 52. Qd5+ Kh8 53. a6 Nc4+ 54. Kb3 Nb6 55. Qc6 Qe6+ 56. c4 Nd7 57. a7 Nc5+ 58. Ka3 Qxg4 59. a8Q+ 1-0

[Event "Wroclaw op-A"]
[Site "Wroclaw"]
[Date "2022.08.02"]
[Round "4"]
[White "Demski, Michal"]
[Black "Paczka, Patryk"]
[Result "1-0"]
[ECO "B50"]
[WhiteElo "1737"]
[BlackElo "1982"]
[PlyCount "67"]
[EventDate "2022.07.31"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. g3 g6 4. Bg2 Nc6 5. 0-0 Bg7 6. c3 e5 7. Na3 Nge7 8. Nc2 0-0 9. d4 Bg4 10. dxc5 dxc5 11. Ne3 Be6 12. Qc2 Qa5 13. h4 Rad8 14. h5 Qa6 15. hxg6 hxg6 16. Ng5 Bc8 17. Nd5 f6 18. Nc7 Qb6 19. Nge6 Rd6 20. Nd5 Nxd5 21. exd5 Bxe6 22. dxe6 Ne7 23. Be3 Qc7 24. Rad1 Rfd8 25. Rxd6 Rxd6 26. Rd1 b6 27. Qa4 Kf8 28. Rxd6 Qxd6 29. Qd7 Qb8 30. b4 cxb4 31. c4 a5 32. c5 bxc5 33. Bxc5 Qe8 34. Bc6 1-0

[Event "Wroclaw op-A"]
[Site "Wroclaw"]
[Date "2022.08.01"]
[Round "3"]
[White "Den Boer, Lennard"]
[Black "Demski, Michal"]
[Result "1-0"]
[ECO "C55"]
[WhiteElo "2148"]
[BlackElo "1737"]
[PlyCount "87"]
[EventDate "2022.07.31"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. e4 e5 2. Bc4 Nf6 3. d3 Nc6 4. Nf3 Be7 5. 0-0 0-0 6. Re1 d6 7. c3 h6 8. h3 Kh8 9. Nbd2 Na5 10. Bb5 a6 11. Ba4 b5 12. Bc2 c5 13. a4 Bd7 14. Nf1 Nc6 15. Ne3 b4 16. d4 cxd4 17. cxd4 Rc8 18. b3 Re8 19. Bb2 Bf8 20. dxe5 dxe5 21. Nc4 Qc7 22. Rc1 Bc5 23. Bb1 Qa7 24. Qe2 Nd4 25. Nxd4 Bxd4 26. Bxd4 exd4 27. e5 Ng8 28. Nd6 Be6 29. Nxc8 Bxc8 30. Qe4 g6 31. Rc4 a5 32. Qxd4 Qe7 33. Re3 Be6 34. Rc1 Rd8 35. Qb6 Rd2 36. Qxa5 Qh4 37. Rf1 Ne7 38. Be4 Rd4 39. Qa8+ Kg7 40. a5 Bd5 41. Bxd5 Nxd5 42. Qb7 Qg5 43. e6 Qf5 44. Qxf7+ 1-0

[Event "Wroclaw op-A"]
[Site "Wroclaw"]
[Date "2022.07.31"]
[Round "2"]
[White "Demski, Michal"]
[Black "Kolbus, Dietmar"]
[Result "0-1"]
[ECO "B10"]
[WhiteElo "1737"]
[BlackElo "2285"]
[PlyCount "108"]
[EventDate "2022.07.31"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. e4 c6 2. d3 d5 3. Nd2 g6 4. Ngf3 Bg7 5. g3 e5 6. Bg2 Ne7 7. 0-0 0-0 8. Re1 Nd7 9. c3 Qc7 10. Qc2 Re8 11. Nf1 b6 12. Ne3 Bb7 13. h4 dxe4 14. dxe4 Nf6 15. Nc4 Nc8 16. Bg5 Nd7 17. Rad1 f6 18. Qd2 Nf8 19. Bh6 Bxh6 20. Qxh6 b5 21. Ne3 Qg7 22. Qxg7+ Kxg7 23. Nd2 Nb6 24. Nb3 Rad8 25. Nc5 Bc8 26. Nc2 a5 27. b3 Ne6 28. Nd3 Rd6 29. Bh3 Red8 30. Nb2 Rd2 31. Rxd2 Rxd2 32. Rc1 Nf4 33. Bf1 Nh3+ 34. Bxh3 Bxh3 35. Nd1 Bg4 36. Nde3 Bf3 37. Kf1 Bxe4 38. Ke1 Rd3 39. Nd1 Bf3 40. Nce3 Bxd1 41. Nxd1 Kf7 42. Ke2 Rd7 43. Ne3 Ke6 44. c4 b4 45. Nc2 c5 46. a4 Nc8 47. f4 exf4 48. gxf4 Ne7 49. h5 gxh5 50. Rh1 Nf5 51. Rh3 h4 52. Ne1 Rg7 53. Nf3 Rg2+ 54. Kd1 Rg3 0-1

[Event "Wroclaw op-A"]
[Site "Wroclaw"]
[Date "2022.07.31"]
[Round "1"]
[White "Drozniak, Stanislaw"]
[Black "Demski, Michal"]
[Result "0-1"]
[ECO "C41"]
[WhiteElo "2100"]
[BlackElo "1737"]
[PlyCount "82"]
[EventDate "2022.07.31"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 e5 4. Nf3 Nbd7 5. Be2 Be7 6. 0-0 0-0 7. Re1 c6 8. a4 Qc7 9. Bf1 Re8 10. h3 b6 11. Be3 Bb7 12. dxe5 dxe5 13. Nd2 a6 14. Qf3 b5 15. g4 Nf8 16. Bg2 Ne6 17. Ne2 Nd7 18. Qg3 Bf8 19. Rad1 Nec5 20. axb5 axb5 21. Ra1 Na6 22. Nb3 Nb4 23. Rxa8 Rxa8 24. Rc1 Ra2 25. Bd4 c5 26. Bc3 Nc6 27. Rd1 b4 28. Nec1 Ra8 29. Be1 c4 30. Nd2 Ra1 31. Bf3 Nd4 32. c3 bxc3 33. bxc3 Nxf3+ 34. Qxf3 Ba3 35. Nxc4 Qxc4 36. Rxd7 Rxc1 37. Rxb7 Rxe1+ 38. Kh2 Bf8 39. Qf5 Rxe4 40. Rb8 Re2 41. Rc8 Rxf2+ 0-1

[Event "Wroclaw Anderssen Memorial"]
[Site "Wroclaw"]
[Date "2022.07.30"]
[Round "9"]
[White "Demski, Michal"]
[Black "Heinzel, Olaf"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "1737"]
[BlackElo "2306"]
[PlyCount "42"]
[EventDate "2022.07.30"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qd7 3. d6 Qxd6 4. Nc3 Nf6 5. d4 c6 6. Nf3 Bg4 7. Bc4 e6 8. 0-0 Nbd7 9. Bg5 Bxf3 10. h3 Qxd4 11. Qxf3 Be7 12. Bb3 Qc5 13. Rad1 Qa5 14. Be3 0-0 15. Ne2 Nd5 16. Nf4 Qc7 17. Bd2 Bd6 18. Rfe1 Ne5 19. Nh5 Ng6 20. Qe4 Rad8 21. Bc1 Be5 1-0

[Event "Wroclaw Anderssen Memorial"]
[Site "Wroclaw"]
[Date "2022.07.30"]
[Round "4"]
[White "Demski, Michal"]
[Black "Kluba, Karol"]
[Result "0-1"]
[ECO "C44"]
[WhiteElo "1737"]
[PlyCount "118"]
[EventDate "2022.07.30"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. e4 Nf6 2. d3 e5 3. Nf3 Nc6 4. Nbd2 Bc5 5. h3 Bb6 6. g3 d5 7. Bg2 dxe4 8. dxe4 h6 9. 0-0 Be6 10. c3 Qd7 11. Kh2 0-0-0 12. a4 Nxe4 13. Qe2 Ng5 14. h4 Nxf3+ 15. Nxf3 Bg4 16. Qc2 g5 17. a5 Bxa5 18. b4 Bb6 19. b5 Qd3 20. Qxd3 Rxd3 21. Ne1 Rxc3 22. bxc6 bxc6 23. Bb2 Rc5 24. Nd3 Rc2 25. Bxe5 Re8 26. hxg5 Be2 27. Nb4 Bxf1 28. Nxc2 Bxg2 29. Kxg2 Rxe5 30. gxh6 Rh5 31. Rh1 Rxh1 32. Kxh1 Ba5 33. Kg2 Kd7 34. Kf3 Ke7 35. Nd4 Kf6 36. Nxc6 Bb6 37. Ne5 a5 38. g4 Bd4 39. Nd7+ Kg6 40. Ke4 c5 41. f4 Kxh6 42. Nb6 f6 43. Kf5 Kg7 44. Ke6 Be3 45. f5 Bd4 46. Nc4 a4 47. Kd5 Kh6 48. Ke4 Kg5 49. Kf3 Bc3 50. Nd6 Bb2 51. Nf7+ Kh4 52. g5 fxg5 53. Nd6 a3 54. f6 g4+ 55. Ke4 Bxf6 56. Nf5+ Kh3 57. Ne3 a2 58. Nc2 a1Q 59. Nxa1 Bxa1 0-1

[Event "Wroclaw Anderssen Memorial"]
[Site "Wroclaw"]
[Date "2022.07.30"]
[Round "7"]
[White "Demski, Michal"]
[Black "Nagly, Wojciech"]
[Result "1-0"]
[ECO "B25"]
[WhiteElo "1737"]
[BlackElo "1396"]
[PlyCount "131"]
[EventDate "2022.07.30"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nge2 d6 6. d3 Nf6 7. h3 0-0 8. Be3 Bd7 9. 0-0 Re8 10. f4 e6 11. Qd2 d5 12. Bxc5 dxe4 13. dxe4 Qa5 14. Bf2 Rad8 15. Qe3 Nb4 16. Rac1 Bc6 17. Qxa7 Qxa7 18. Bxa7 Ra8 19. Bc5 Nxa2 20. Ra1 Nxc3 21. Nxc3 Rad8 22. e5 Bxg2 23. Kxg2 Nd5 24. Nxd5 Rxd5 25. Bd6 f6 26. c4 Rd4 27. b3 fxe5 28. Bxe5 Bxe5 29. fxe5 Rd3 30. Rf3 Rd2+ 31. Rf2 Rd3 32. Rb1 Re3 33. Rd2 Rxe5 34. Rd7 b5 35. cxb5 Rxb5 36. Rc1 Rxb3 37. Rcc7 Ra8 38. Rg7+ Kf8 39. Rcf7+ Ke8 40. Rxh7 Ra2+ 41. Rf2 Raa3 42. g4 e5 43. Re2 Rg3+ 44. Kh2 Rge3 45. Rxe3 Rxe3 46. Rg7 e4 47. Rxg6 Kf7 48. Ra6 Re1 49. Kg2 Re2+ 50. Kg1 Re3 51. Rh6 Kg7 52. Rh5 Kg6 53. Kf2 Rf3+ 54. Kg2 Kf6 55. h4 Rf4 56. Kg3 Rf3+ 57. Kg2 Rf4 58. g5+ Kf5 59. Rh8 e3 60. Rf8+ Ke5 61. Rxf4 Kxf4 62. g6 Ke4 63. Kf1 Kd3 64. Ke1 Ke4 65. g7 Kf3 66. g8Q 1-0

[Event "Wroclaw Anderssen Memorial"]
[Site "Wroclaw"]
[Date "2022.07.30"]
[Round "5"]
[White "Demski, Michal"]
[Black "Pietron, Maciej"]
[Result "1-0"]
[ECO "C00"]
[WhiteElo "1737"]
[PlyCount "73"]
[EventDate "2022.07.30"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. e4 e6 2. d3 d5 3. Nd2 Nf6 4. Ngf3 Be7 5. g3 0-0 6. Bg2 c5 7. 0-0 Nc6 8. Re1 dxe4 9. dxe4 Qc7 10. c3 Rd8 11. Qc2 b6 12. Nc4 Bb7 13. Bf4 Qd7 14. Rad1 Qe8 15. Nd6 Bxd6 16. Bxd6 Rd7 17. e5 Nd5 18. Ng5 g6 19. Bxd5 exd5 20. Rxd5 Nb4 21. cxb4 Bxd5 22. bxc5 Rc8 23. Qd2 Bxa2 24. Ne4 Qe6 25. Nf6+ Kg7 26. Nxd7 Qxd7 27. e6 Bxe6 28. Be5+ f6 29. Qxd7+ Bxd7 30. Bd4 Be6 31. Rxe6 bxc5 32. Bc3 Kf7 33. Rxf6+ Ke7 34. Ra6 Rc7 35. Kg2 Kd7 36. f4 Rc6 37. Rxa7+ 1-0

[Event "Wroclaw Anderssen Memorial"]
[Site "Wroclaw"]
[Date "2022.07.30"]
[Round "2"]
[White "Demski, Michal"]
[Black "Sieciechowicz, Marcin"]
[Result "1/2-1/2"]
[ECO "B23"]
[WhiteElo "1737"]
[BlackElo "2383"]
[PlyCount "215"]
[EventDate "2022.07.30"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 d6 3. d4 cxd4 4. Qxd4 Nc6 5. Qd2 g6 6. b3 Bh6 7. f4 f5 8. Bb2 Nf6 9. exf5 Bxf5 10. 0-0-0 0-0 11. h3 Nh5 12. Bc4+ e6 13. Nge2 Ne5 14. g4 Nxc4 15. bxc4 Nxf4 16. Nxf4 Bxg4 17. Rdf1 Bf5 18. Kb1 Rc8 19. Qe2 Qd7 20. Ne4 Qe7 21. Nf6+ Qxf6 22. Bxf6 Rxf6 23. Rhg1 Bg7 24. Nh5 gxh5 25. Rxf5 exf5 26. Qe7 Rf7 27. Qe6 Rd8 28. Rg5 Kf8 29. Rxf5 Rxf5 30. Qxf5+ Kg8 31. Qd5+ Kh8 32. Qxb7 Bd4 33. Qd5 Bc5 34. Qxh5 Rf8 35. c3 Rf6 36. Kc2 Kg7 37. Qg5+ Kf7 38. h4 Rg6 39. Qf5+ Kg7 40. h5 Rg2+ 41. Kb3 Rf2 42. Qg5+ Kf7 43. h6 Ke6 44. Qg4+ Rf5 45. a4 a5 46. Qg8+ Rf7 47. Qc8+ Ke5 48. Qe8+ Kf6 49. Qd8+ Kg6 50. Qxa5 Rb7+ 51. Kc2 Kxh6 52. Qd8 Ra7 53. Qe8 Kg7 54. Kd3 Kf6 55. Qd8+ Kg6 56. Ke4 Kg7 57. Kd5 h6 58. a5 Kh7 59. Qc8 Rg7 60. a6 Rg5+ 61. Kc6 Rg7 62. Qf5+ Kg8 63. Qd3 Kh8 64. Kd5 Kg8 65. Ke6 Kf8 66. Qh3 Rg6+ 67. Kf5 Kg7 68. Qh1 Rf6+ 69. Ke4 Rf7 70. Qg2+ Kh7 71. Kd5 Re7 72. Qg4 Re5+ 73. Kc6 Re7 74. Qf5+ Kg7 75. Qg4+ Kh7 76. Qh3 Kg7 77. Kb5 Kg6 78. Qg4+ Kf6 79. Ka4 Kf7 80. Kb3 Ra7 81. Qc8 Kg6 82. Kc2 Re7 83. Qg4+ Kh7 84. Kd3 Re3+ 85. Kd2 Re7 86. Qh5 Kg7 87. Qf5 Ra7 88. Kd3 Rxa6 89. Qg4+ Kf7 90. Qf3+ Kg6 91. Qe4+ Kf6 92. Qf4+ Kg6 93. Qg4+ Kf6 94. Qh5 Kg7 95. Qg4+ Kf6 96. Qh3 Kg7 97. Qg2+ Kf6 98. Qh1 Kg5 99. Qg2+ Kf6 100. Qh3 Kg7 101. Qd7+ Kf6 102. Qd8+ Kg7 103. Qe7+ Kg6 104. Qe8+ Kg7 105. Qe7+ Kg6 106. Qe4+ Kg5 107. Qg2+ Kf6 108. Qh3 1/2-1/2

[Event "Wroclaw Anderssen Memorial"]
[Site "Wroclaw"]
[Date "2022.07.30"]
[Round "8"]
[White "Jasniewicz, Rafal"]
[Black "Demski, Michal"]
[Result "0-1"]
[ECO "C55"]
[WhiteElo "1631"]
[BlackElo "1737"]
[PlyCount "60"]
[EventDate "2022.07.30"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Be7 4. 0-0 Nf6 5. Re1 d6 6. c3 0-0 7. d4 Bg4 8. d5 Nb8 9. Bb3 Nbd7 10. Be3 Nxe4 11. Bxa7 Rxa7 12. Rxe4 f5 13. Ra4 Rxa4 14. Bxa4 e4 15. h3 exf3 16. hxg4 fxg4 17. Qd4 fxg2 18. Qxg4 Ne5 19. Qe6+ Kh8 20. Nd2 Bh4 21. Ne4 Bxf2+ 22. Nxf2 Qh4 23. Nh3 Qxa4 24. Qe7 Nf3+ 25. Kf2 Qc2+ 26. Kg3 Qg6+ 27. Kf2 Re8 28. Qxc7 g1Q+ 29. Rxg1 Nxg1 30. Nxg1 Rf8+ 0-1

[Event "Wroclaw Anderssen Memorial"]
[Site "Wroclaw"]
[Date "2022.07.30"]
[Round "3"]
[White "Lanin, Boris Aleksandrovic"]
[Black "Demski, Michal"]
[Result "1-0"]
[ECO "C55"]
[WhiteElo "1950"]
[BlackElo "1737"]
[PlyCount "157"]
[EventDate "2022.07.30"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Be7 4. 0-0 Nf6 5. d4 d6 6. dxe5 dxe5 7. Qxd8+ Bxd8 8. Nc3 Bg4 9. Bb5 Bxf3 10. gxf3 Be7 11. Nd5 Bd6 12. f4 0-0-0 13. Nxf6 gxf6 14. f5 Rhg8+ 15. Kh1 Nd4 16. Bd3 Nf3 17. Be2 Nd4 18. Bd1 h5 19. c3 Nc6 20. Be3 h4 21. Bh5 Rd7 22. Rg1 Rh8 23. Be2 b6 24. b4 Kb7 25. a4 a5 26. b5 Ne7 27. Bc4 Rh7 28. Rad1 Kc8 29. f3 Bc5 30. Bxc5 bxc5 31. Rxd7 Kxd7 32. Kg2 Nc8 33. Kh3 Nb6 34. Bb3 c4 35. Bc2 Rh8 36. Rg4 Ke7 37. Rxh4 Rd8 38. Rg4 Nd7 39. Rg1 Nc5 40. Rd1 Nd3 41. Kg2 Nf4+ 42. Kf1 Rh8 43. Rd2 Rh3 44. Bd1 Nd3 45. Kg1 Ne1 46. Rf2 Nd3 47. Rf1 Ke8 48. Be2 Nc5 49. Kg2 Rh8 50. Bxc4 Nxa4 51. Ra1 Nxc3 52. Rxa5 Ke7 53. Ra7 Kd6 54. Ra6+ Ke7 55. Rc6 Nd1 56. Be2 Nb2 57. Rxc7+ Kd6 58. Rc6+ Kd7 59. Rc2 Na4 60. Bc4 Rc8 61. Bb3 Nc5 62. Bd5 Kd6 63. b6 Rg8+ 64. Kf1 Rb8 65. b7 Nd7 66. Rc8 Ke7 67. Rxb8 Nxb8 68. Bc4 Nd7 69. Bd5 Nb8 70. Ke2 Nd7 71. Kd3 Kd6 72. h4 Kc7 73. h5 Nf8 74. h6 Nh7 75. Bxf7 Ng5 76. Bg8 Kxb7 77. h7 Nxh7 78. Bxh7 Kc6 79. Kc4 1-0

[Event "Wroclaw Anderssen Memorial"]
[Site "Wroclaw"]
[Date "2022.07.30"]
[Round "1"]
[White "Popczynska, Michalina"]
[Black "Demski, Michal"]
[Result "0-1"]
[ECO "C55"]
[WhiteElo "1327"]
[BlackElo "1737"]
[PlyCount "96"]
[EventDate "2022.07.30"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Be7 4. d4 d6 5. 0-0 Nf6 6. Nc3 0-0 7. a3 Bg4 8. dxe5 dxe5 9. Qe2 Nd4 10. Qd1 Nxf3+ 11. gxf3 Qxd1 12. Rxd1 Bxf3 13. Be2 Bxe2 14. Nxe2 Nxe4 15. Rd7 Bd6 16. Be3 Nf6 17. Rxd6 cxd6 18. Rd1 Rac8 19. c3 d5 20. Bxa7 Rfd8 21. Be3 Ng4 22. Bb6 Rc6 23. Bxd8 Rd6 24. Ba5 Nf6 25. Bb4 Rd7 26. Ng3 g6 27. Bc5 Ne8 28. Be3 f5 29. Bc5 Nc7 30. Ne2 Ne6 31. Bb4 Kf7 32. Kg2 g5 33. Kg3 h5 34. h4 g4 35. f3 Kf6 36. fxg4 hxg4 37. Kg2 f4 38. Rf1 Kg6 39. Kh2 Rh7 40. Nc1 Rxh4+ 41. Kg2 e4 42. Bd6 g3 43. Rh1 f3+ 44. Kxg3 Rxh1 45. Nb3 Rg1+ 46. Kf2 Rg2+ 47. Kf1 e3 48. Bb8 e2+ 0-1

[Event "Wroclaw Anderssen Memorial"]
[Site "Wroclaw"]
[Date "2022.07.30"]
[Round "6"]
[White "Zenker, Bernard"]
[Black "Demski, Michal"]
[Result "0-1"]
[ECO "D61"]
[WhiteElo "1432"]
[BlackElo "1737"]
[PlyCount "88"]
[EventDate "2022.07.30"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 209 Extra"]
[Source "ChessBase"]
[SourceDate "2022.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.09.30"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Qc2 e6 5. Bg5 Be7 6. e3 Nbd7 7. Nc3 h6 8. Bh4 0-0 9. Rd1 a5 10. Bd3 dxc4 11. Bxc4 b5 12. Bd3 Bb7 13. 0-0 Rc8 14. Ne4 Nd5 15. Bxe7 Qxe7 16. a3 c5 17. dxc5 Nxc5 18. Nxc5 Rxc5 19. Qe2 b4 20. axb4 Nxb4 21. Rc1 Bxf3 22. gxf3 Rh5 23. Rc4 Qd6 24. f4 Qxd3 25. Qxh5 Qxc4 26. Qxa5 Nd5 27. Qd2 Rb8 28. Rc1 Qb4 29. Rc2 Qxd2 30. Rxd2 Rb4 31. Kf1 g6 32. Ke2 Kg7 33. Kf3 Ne7 34. e4 Rb3+ 35. Ke2 h5 36. f3 Nc6 37. Kf2 Na5 38. Rc2 Nb7 39. h3 Nd6 40. e5 Nf5 41. Rd2 Nh4 42. Ke2 Nxf3 43. Rd3 Ng1+ 44. Kd2 Rxb2+ 0-1

[Event "POL-ch U16"]
[Site "Sypniewo"]
[Date "2022.03.27"]
[Round "9"]
[White "Demski, Michal"]
[Black "Wilk, Igor"]
[Result "0-1"]
[ECO "D35"]
[WhiteElo "1678"]
[BlackElo "1753"]
[PlyCount "56"]
[EventDate "2022.03.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. cxd5 exd5 5. Nc3 c6 6. Bg5 Be7 7. e3 0-0 8. Bd3 Re8 9. Bxf6 Bxf6 10. 0-0 Nd7 11. b4 Nf8 12. Qb3 Be6 13. Na4 b6 14. Rac1 Rc8 15. Qb1 Qd7 16. b5 Re7 17. bxc6 Rxc6 18. Bb5 Rxc1 19. Rxc1 Qd6 20. Nc3 Rc7 21. Be2 Qa3 22. Qc2 Bf5 23. e4 dxe4 24. Nd2 e3 25. Ndb1 Bxc2 26. Nxa3 Rxc3 27. Nb5 exf2+ 28. Kxf2 Bg5 0-1

[Event "POL-ch U16"]
[Site "Sypniewo"]
[Date "2022.03.26"]
[Round "8"]
[White "Taranowicz, Michal"]
[Black "Demski, Michal"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "1965"]
[BlackElo "1678"]
[PlyCount "49"]
[EventDate "2022.03.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. d4 Nf6 5. Bg5 c6 6. Bc4 Bf5 7. Nf3 e6 8. Qe2 Be7 9. 0-0 0-0 10. Rad1 h6 11. Bh4 Nbd7 12. Ne5 Nd5 13. Bxd5 Bxh4 14. Bb3 Qc7 15. f4 Rad8 16. Ne4 Be7 17. Ng3 Bh7 18. Nxf7 Rxf7 19. Qxe6 Bf6 20. Qxf7+ Kh8 21. Rfe1 Rf8 22. Re8 Qd6 23. Rxf8+ Nxf8 24. Nf5 Qd8 25. Re1 1-0

[Event "POL-ch U16"]
[Site "Sypniewo"]
[Date "2022.03.25"]
[Round "7"]
[White "Dziewonski, Dariusz"]
[Black "Demski, Michal"]
[Result "1/2-1/2"]
[ECO "C76"]
[WhiteElo "2093"]
[BlackElo "1678"]
[PlyCount "105"]
[EventDate "2022.03.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. c3 Bd7 6. 0-0 g6 7. d4 Bg7 8. h3 h6 9. Be3 Nge7 10. Nh2 0-0 11. f4 exf4 12. Bxf4 Kh7 13. Bc2 f5 14. Nd2 fxe4 15. Bxe4 Bf5 16. Qb3 Qd7 17. Rae1 Na5 18. Qd1 Bxe4 19. Nxe4 Rae8 20. Qd3 Qb5 21. Qc2 Nd5 22. Bc1 Qc4 23. Qb1 Rxf1+ 24. Nxf1 Qc6 25. Nfg3 Nf6 26. Nxf6+ Bxf6 27. Rf1 Bg7 28. Qd3 Qc4 29. Qxc4 Nxc4 30. Kf2 Nb6 31. Re1 Rxe1 32. Kxe1 g5 33. Ke2 Kg6 34. Kd3 Nd5 35. a3 Nf6 36. c4 g4 37. Be3 gxh3 38. gxh3 d5 39. b3 c6 40. Ne2 Kf5 41. Nc3 dxc4+ 42. bxc4 Bf8 43. a4 h5 44. Ne2 Bd6 45. Nc1 b5 46. axb5 axb5 47. cxb5 cxb5 48. Ne2 Nd5 49. Bd2 Nf4+ 50. Bxf4 Bxf4 51. Nc3 b4 52. Nd5 Bd6 53. Nxb4 1/2-1/2

[Event "POL-ch U16"]
[Site "Sypniewo"]
[Date "2022.03.24"]
[Round "6"]
[White "Demski, Michal"]
[Black "Rog, Bartlomiej"]
[Result "1/2-1/2"]
[ECO "A07"]
[WhiteElo "1678"]
[BlackElo "2143"]
[PlyCount "136"]
[EventDate "2022.03.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. Nf3 e6 2. g3 d5 3. Bg2 h5 4. h4 Nf6 5. d3 c5 6. Nbd2 Nc6 7. e4 Be7 8. 0-0 b5 9. Re1 Bb7 10. Qe2 Qc7 11. c3 a5 12. Nf1 b4 13. Ng5 dxe4 14. Nxe4 Nxe4 15. Bxe4 a4 16. Bf4 Qd7 17. a3 bxc3 18. bxc3 Bf6 19. Rec1 Na5 20. Rab1 Nb3 21. Rc2 Rd8 22. Bxb7 Qxb7 23. Ne3 0-0 24. Rd1 e5 25. Bg5 Bxg5 26. hxg5 g6 27. f3 Qe7 28. Nc4 Qxg5 29. Qxe5 Qxe5 30. Nxe5 Na5 31. Rb2 Rfe8 32. f4 f6 33. Nxg6 Re3 34. Kf2 Rdxd3 35. Rxd3 Rxd3 36. Rb5 Nb3 37. c4 Rc3 38. Ne7+ Kf7 39. Nf5 Nd2 40. Nd6+ Ke7 41. Nf5+ Kd7 42. Rb7+ Kc6 43. Rh7 Ne4+ 44. Kg2 Rxa3 45. Ne7+ Kd6 46. Nf5+ Ke6 47. Rxh5 Rb3 48. g4 Nd2 49. Rh7 Nxc4 50. Re7+ Kd5 51. g5 fxg5 52. fxg5 Ne5 53. Ra7 a3 54. Ne7+ Ke6 55. g6 Kf6 56. Kf2 Ng4+ 57. Kg2 Rd3 58. Nc6 Kxg6 59. Ra4 c4 60. Kf1 Kf5 61. Ke2 Rc3 62. Kd2 Rd3+ 63. Ke2 Ne3 64. Rxc4 Nxc4 65. Kxd3 Ne5+ 66. Kc3 Nxc6 67. Kb3 Nb4 68. Kxa3 Ke5 1/2-1/2

[Event "POL-ch U16"]
[Site "Sypniewo"]
[Date "2022.03.23"]
[Round "5"]
[White "Janeczko, Jakub"]
[Black "Demski, Michal"]
[Result "1-0"]
[ECO "C01"]
[WhiteElo "2053"]
[BlackElo "1678"]
[PlyCount "107"]
[EventDate "2022.03.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Bd3 Bd6 5. Ne2 Ne7 6. 0-0 0-0 7. c3 Bf5 8. Ng3 Bxd3 9. Qxd3 c6 10. Nd2 Nd7 11. Nf3 Bxg3 12. hxg3 Ng6 13. Qf5 Ne7 14. Qh3 Ng6 15. Re1 Nf6 16. Bg5 h6 17. Bxf6 Qxf6 18. Re3 Rfe8 19. Rae1 Rxe3 20. Rxe3 Rd8 21. Ne1 Qd6 22. Nd3 b6 23. Qf5 Qd7 24. Qxd7 Rxd7 25. Re8+ Kh7 26. Rc8 Ne7 27. Rf8 Ng6 28. Rc8 Ne7 29. Re8 Ng6 30. Kf1 f6 31. a4 Rb7 32. b3 Rc7 33. Rd8 Rb7 34. Ke2 Ne7 35. Nf4 g5 36. Nh5 Kg6 37. g4 f5 38. Rd6+ Kh7 39. gxf5 Nxf5 40. Rxc6 Re7+ 41. Kd2 Nh4 42. Nf6+ Kg7 43. Nxd5 Rf7 44. g3 Rxf2+ 45. Ke1 Rf5 46. Rc7+ Kf8 47. gxh4 Rxd5 48. hxg5 Rxg5 49. Rxa7 h5 50. Kf2 Kg8 51. Ra6 h4 52. Rxb6 Kg7 53. Re6 Rg3 54. Re3 1-0

[Event "POL-ch U16"]
[Site "Sypniewo"]
[Date "2022.03.22"]
[Round "4"]
[White "Demski, Michal"]
[Black "Ciszewski, Krzysztof"]
[Result "1/2-1/2"]
[ECO "B20"]
[WhiteElo "1678"]
[BlackElo "1939"]
[PlyCount "61"]
[EventDate "2022.03.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Ne2 d6 3. g3 g6 4. Bg2 Bg7 5. c3 e6 6. d4 cxd4 7. cxd4 Ne7 8. 0-0 0-0 9. Nbc3 a6 10. Be3 b5 11. Qd2 Bb7 12. Nc1 Nd7 13. Bh6 Rc8 14. Bxg7 Kxg7 15. Nd3 Qb6 16. Ne2 Nc6 17. Ndf4 Nf6 18. Rfd1 Na5 19. Qd3 Nc4 20. Rab1 a5 21. b3 Na3 22. Rbc1 b4 23. h3 Rfd8 24. Qe3 Nc2 25. Qd3 Na3 26. Qe3 Nc2 27. Qd3 Na3 28. Qe3 Nc2 29. Qd3 Na3 30. Qe3 Nc2 31. Qd3 1/2-1/2

[Event "POL-ch U16"]
[Site "Sypniewo"]
[Date "2022.03.21"]
[Round "3"]
[White "Jedraszek, Pawel"]
[Black "Demski, Michal"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "1954"]
[BlackElo "1678"]
[PlyCount "96"]
[EventDate "2022.03.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 e5 4. Nge2 Be7 5. h3 c6 6. g4 0-0 7. Bg2 b5 8. a3 a5 9. 0-0 Ba6 10. Ng3 Re8 11. Nce2 b4 12. f4 Qb6 13. Be3 exf4 14. Rxf4 Nfd7 15. Rf3 d5 16. e5 f6 17. exf6 Bxf6 18. g5 Bd8 19. a4 Nf8 20. Qd2 Ng6 21. Nf5 Bxe2 22. Qxe2 Bxg5 23. h4 Nxh4 24. Nxh4 Bxh4 25. Qd3 Bf6 26. c3 Nd7 27. Raf1 Qd8 28. Rg3 Nf8 29. Bh3 Qd6 30. Bf4 Qe7 31. Qf5 bxc3 32. bxc3 Rad8 33. Bc1 Kh8 34. Qg4 Qf7 35. Bg5 Rd6 36. Bf4 Rde6 37. Qf5 Re1 38. Be5 Rxf1+ 39. Bxf1 Qe6 40. Qh5 Bxe5 41. dxe5 Qxe5 42. Qg4 Ne6 43. Qh4 Nc5 44. Rh3 h6 45. Qg4 Ne4 46. Bg2 Nf2 47. Kxf2 Qe1+ 48. Kf3 Qe3# 0-1

[Event "POL-ch U16"]
[Site "Sypniewo"]
[Date "2022.03.20"]
[Round "2"]
[White "Demski, Michal"]
[Black "Bancarewicz, Aleks"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "1678"]
[BlackElo "1870"]
[PlyCount "93"]
[EventDate "2022.03.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 d6 3. d4 cxd4 4. Qxd4 Nc6 5. Qd2 g6 6. b3 Bh6 7. f4 Nf6 8. Bb2 0-0 9. 0-0-0 e5 10. g3 Re8 11. Bg2 Nd4 12. Kb1 Bg4 13. Rf1 Qa5 14. h3 Bd7 15. Nf3 Bg7 16. Nd5 Qxd2 17. Nxf6+ Bxf6 18. Nxd2 Bb5 19. Re1 Ba6 20. Bf1 Bxf1 21. Rhxf1 b5 22. Bxd4 exd4 23. Nf3 Rac8 24. g4 Rc3 25. e5 dxe5 26. fxe5 Bg7 27. Nxd4 Rxe5 28. Rxe5 Bxe5 29. Nxb5 Rxh3 30. Nxa7 Rg3 31. a4 Rxg4 32. a5 Bd4 33. Nc6 Bc5 34. a6 h5 35. a7 Bxa7 36. Nxa7 h4 37. c4 h3 38. Rh1 Rg3 39. Kb2 Kf8 40. c5 Ke7 41. c6 Kd8 42. Rc1 Rg2+ 43. Ka3 h2 44. c7+ Ke7 45. c8Q Rg1 46. Qc5+ Kf6 47. Rxg1 1-0

[Event "POL-ch U16"]
[Site "Sypniewo"]
[Date "2022.03.19"]
[Round "1"]
[White "Maslanka, Wojciech"]
[Black "Demski, Michal"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "1980"]
[BlackElo "1678"]
[PlyCount "57"]
[EventDate "2022.03.19"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 207 Extra"]
[Source "ChessBase"]
[SourceDate "2022.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2022.05.31"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 d6 3. Nc3 Nbd7 4. e4 g6 5. e5 dxe5 6. dxe5 Ng4 7. e6 Nde5 8. Qxd8+ Kxd8 9. Nxe5 Nxe5 10. Bf4 Bxe6 11. Bxe5 f6 12. 0-0-0+ Kc8 13. Bf4 c6 14. Be2 h5 15. h4 Bf7 16. Ne4 Bxa2 17. b3 e5 18. Bh2 Ba3+ 19. Kd2 Bb4+ 20. c3 Bxb3 21. cxb4 Bxd1 22. Rxd1 Rd8+ 23. Kc3 Rxd1 24. Bxd1 f5 25. Nd6+ Kd7 26. Nxb7 Ke6 27. Nc5+ Kd6 28. Bb3 Rb8 29. Bxe5+ 1-0

[Event "POL-ch U15 Qual"]
[Site "Jastrzebia Gora"]
[Date "2021.11.21"]
[Round "9"]
[White "Malinowski, Szymon"]
[Black "Demski, Michal"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "1601"]
[BlackElo "1756"]
[PlyCount "63"]
[EventDate "2021.11.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 Nf6 3. Nf3 c5 4. e3 Nc6 5. Nc3 a6 6. Be2 cxd4 7. exd4 Bf5 8. a3 e6 9. 0-0 Bd6 10. Bg5 Be7 11. Re1 0-0 12. Bd3 Bg4 13. Be3 Rc8 14. Ne2 Bh5 15. c3 Bg6 16. Nf4 Bxd3 17. Nxd3 Ne4 18. Nfe5 Nxe5 19. Nxe5 Bd6 20. Nd3 Be7 21. f3 Nd6 22. Bf4 Nc4 23. Qe2 Bd6 24. Bc1 Qe7 25. f4 Bb8 26. Qf3 Qf6 27. g3 Nd6 28. Ne5 Rfd8 29. Be3 Ne4 30. Kh1 Bd6 31. Rg1 b5 32. Nd3 1/2-1/2

[Event "POL-ch U15 Qual"]
[Site "Jastrzebia Gora"]
[Date "2021.11.20"]
[Round "8"]
[White "Demski, Michal"]
[Black "Racis, Michal"]
[Result "1-0"]
[ECO "A04"]
[WhiteElo "1756"]
[BlackElo "1820"]
[PlyCount "95"]
[EventDate "2021.11.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d3 d6 4. Nbd2 g6 5. g3 Bg7 6. Bg2 e6 7. 0-0 Nge7 8. Re1 0-0 9. Nf1 Qc7 10. Qe2 Rb8 11. h4 b5 12. N1h2 e5 13. c3 b4 14. c4 b3 15. a3 Nd8 16. Be3 Nec6 17. Qd2 Re8 18. h5 Nd4 19. Nxd4 cxd4 20. Bh6 Bh8 21. Qe2 f6 22. Bd2 Ne6 23. Nf3 Nc5 24. Nh4 Qf7 25. Bb4 Bg7 26. Bxc5 dxc5 27. Qd2 Bf8 28. Rf1 Qg7 29. hxg6 hxg6 30. Rae1 Qh7 31. Qe2 Bh6 32. f4 Qg7 33. Qf3 Rb6 34. Kf2 g5 35. Nf5 Bxf5 36. exf5 gxf4 37. g4 Bg5 38. Rh1 Rd8 39. Rh5 Ra6 40. Reh1 Ra5 41. Qc6 f3 42. Qe6+ Kf8 43. Rh8+ Qxh8 44. Rxh8+ Kg7 45. Rxd8 fxg2 46. Rg8+ Kh7 47. Qf7+ Kh6 48. Qg6# 1-0

[Event "POL-ch U15 Qual"]
[Site "Jastrzebia Gora"]
[Date "2021.11.19"]
[Round "7"]
[White "Wieckowski, Michal"]
[Black "Demski, Michal"]
[Result "1/2-1/2"]
[ECO "A03"]
[WhiteElo "1698"]
[BlackElo "1756"]
[PlyCount "60"]
[EventDate "2021.11.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. f4 d5 2. Nf3 Nf6 3. g3 c6 4. Bg2 Qb6 5. e3 g6 6. 0-0 Bg7 7. a4 a5 8. Nc3 0-0 9. Ra3 Nbd7 10. d4 Qc7 11. Ne5 Nb6 12. b3 Bf5 13. Ra1 h5 14. Ba3 Rfe8 15. Qd2 Nc8 16. h3 Nd6 17. Bxd6 exd6 18. Nd3 Qd7 19. Nf2 Re7 20. Rfe1 Rae8 21. Re2 Qc8 22. Rae1 Qd7 23. Kh2 Kh7 24. Bf3 b6 25. Kg2 Kg8 26. Kh2 Kh7 27. Kg2 Kg8 28. Kh2 Kh7 29. Kg2 Kg8 30. Kh2 Kh7 1/2-1/2

[Event "POL-ch U15 Qual"]
[Site "Jastrzebia Gora"]
[Date "2021.11.18"]
[Round "6"]
[White "Demski, Michal"]
[Black "Wesolek, Krzysztof"]
[Result "1/2-1/2"]
[ECO "C42"]
[WhiteElo "1756"]
[BlackElo "1570"]
[PlyCount "61"]
[EventDate "2021.11.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Nc3 Nxc3 6. dxc3 Nc6 7. Be3 Be7 8. Qd2 Be6 9. Nd4 Nxd4 10. cxd4 d5 11. Bd3 Qd7 12. Qa5 0-0 13. 0-0 Bd6 14. Rfe1 Rfe8 15. Qd2 Bf5 16. Rad1 Bxd3 17. Qxd3 Re6 18. Qe2 Rae8 19. Qd3 Qe7 20. g3 h5 21. Qf5 h4 22. Bd2 c6 23. Rxe6 Qxe6 24. Qxe6 Rxe6 25. Re1 Rxe1+ 26. Bxe1 hxg3 27. hxg3 f5 28. f4 Kf7 29. Kf2 Ke6 30. Ke3 Be7 31. Bd2 1/2-1/2

[Event "POL-ch U15 Qual"]
[Site "Jastrzebia Gora"]
[Date "2021.11.18"]
[Round "5"]
[White "Rumniak, Aleksy"]
[Black "Demski, Michal"]
[Result "0-1"]
[ECO "C24"]
[WhiteElo "1204"]
[BlackElo "1756"]
[PlyCount "100"]
[EventDate "2021.11.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 d6 3. Bc4 Nf6 4. d3 Be7 5. 0-0 0-0 6. c3 c6 7. Bb3 h6 8. Nbd2 Nbd7 9. d4 Qc7 10. Re1 Rd8 11. Bc2 Nf8 12. Nc4 Ng6 13. Ne3 Bf8 14. Nf5 d5 15. exd5 Rxd5 16. Ne3 e4 17. Nxd5 cxd5 18. Ne5 Nxe5 19. dxe5 Qxe5 20. Qd4 Qc7 21. b4 Bd6 22. Bd2 Bxh2+ 23. Kh1 Bd6 24. g3 Qd7 25. Kg1 Qh3 26. Bd1 Ng4 27. Bxg4 Bxg4 28. Bxh6 Qxh6 29. Re3 Bf3 30. Rxf3 exf3 31. Qxd5 Rb8 32. Qxf3 Qf6 33. Qd3 Rd8 34. Qe3 Qe5 35. Qxa7 Qxc3 36. Rd1 Qc7 37. b5 b6 38. Qa4 Bc5 39. Rxd8+ Qxd8 40. Qf4 Qd1+ 41. Kh2 Qh5+ 42. Kg1 Qg6 43. a4 Qf6 44. Qd2 Qd4 45. Qc2 Qe5 46. Kg2 g6 47. Qc4 Kg7 48. Qc2 f5 49. Kh2 Kf6 50. Qc4 Qd4 0-1

[Event "POL-ch U15 Qual"]
[Site "Jastrzebia Gora"]
[Date "2021.11.17"]
[Round "4"]
[White "Demski, Michal"]
[Black "Cieply, Krzysztof"]
[Result "1/2-1/2"]
[ECO "A07"]
[WhiteElo "1756"]
[BlackElo "1487"]
[PlyCount "73"]
[EventDate "2021.11.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d3 d5 2. Nf3 Nf6 3. Nbd2 Bf5 4. g3 Nbd7 5. Bg2 e5 6. 0-0 Bd6 7. Re1 0-0 8. e4 dxe4 9. dxe4 Be6 10. h3 h6 11. b3 Re8 12. Bb2 Nh7 13. Qe2 f6 14. Nh4 Nb6 15. Nf5 Bxf5 16. exf5 c6 17. Nc4 Nxc4 18. Qxc4+ Kh8 19. Rad1 Qc7 20. Qa4 a6 21. Bc3 Bc5 22. Qc4 Qb6 23. Rf1 Red8 24. Rxd8+ Rxd8 25. h4 Nf8 26. a4 a5 27. Qe2 Bb4 28. Bxb4 Qxb4 29. Rd1 Rd4 30. Rd3 Qd6 31. Rxd4 Qxd4 32. Bf1 Nd7 33. Qh5 Nb6 34. Qe8+ Kh7 35. Qg6+ Kh8 36. Be2 Qd7 37. c4 1/2-1/2

[Event "POL-ch U15 Qual"]
[Site "Jastrzebia Gora"]
[Date "2021.11.16"]
[Round "2"]
[White "Demski, Michal"]
[Black "Jendrowiak, Maciej"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "1756"]
[BlackElo "1493"]
[PlyCount "87"]
[EventDate "2021.11.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. Nf3 Qxd5 4. c4 Qa5 5. Nc3 Bg4 6. d4 e6 7. Be2 Nbd7 8. Bd2 c6 9. 0-0 Be7 10. Nd5 Qd8 11. Nxe7 Qxe7 12. Bf4 0-0 13. h3 Bh5 14. Qb3 b6 15. Rfe1 Rfd8 16. Rad1 Qf8 17. Ne5 Bxe2 18. Rxe2 Nxe5 19. Bxe5 Nd7 20. Bc7 Rdc8 21. Qg3 Nf6 22. Bd6 Qd8 23. Be5 Qe7 24. Re3 Rd8 25. Qg5 h6 26. Qh4 Nd5 27. Qg3 Nf6 28. Qf4 Nh5 29. Qf3 Nf6 30. Qxc6 Rac8 31. Qb5 Nd7 32. b3 Qa3 33. Rg3 g6 34. Bf4 Kh7 35. Bc1 Qxa2 36. Qb4 Qe2 37. Re1 Qh5 38. Qe7 g5 39. Rf3 Kg8 40. Rg3 Kh7 41. Bxg5 hxg5 42. Rxg5 Qh6 43. Qxf7+ Kh8 44. Rh5 1-0

[Event "POL-ch U15 Qual"]
[Site "Jastrzebia Gora"]
[Date "2021.11.16"]
[Round "3"]
[White "Wilk, Igor"]
[Black "Demski, Michal"]
[Result "1-0"]
[ECO "C55"]
[WhiteElo "1712"]
[BlackElo "1756"]
[PlyCount "99"]
[EventDate "2021.11.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. c3 0-0 6. Bb3 d6 7. 0-0 h6 8. Re1 Kh8 9. d4 Bg4 10. d5 Nb8 11. h3 Bh5 12. Nbd2 Nbd7 13. Nf1 Nc5 14. Bc2 a5 15. Ng3 Bg6 16. b4 axb4 17. cxb4 Ncd7 18. Nh2 Nh7 19. Ng4 Bg5 20. Bxg5 Qxg5 21. a4 Nhf6 22. Ne3 Nh5 23. Ngf5 Bxf5 24. Nxf5 Nf4 25. Qg4 Rfc8 26. g3 Nh5 27. Qxg5 hxg5 28. Bb3 g6 29. Ne3 Nhf6 30. f3 Kg7 31. Nc4 Ne8 32. a5 Nb8 33. Ba4 Na6 34. Reb1 Kf6 35. Bxe8 Rxe8 36. b5 Nc5 37. b6 cxb6 38. Rxb6 Ra6 39. Nxd6 Rea8 40. Rab1 Kg7 41. Rxa6 Rxa6 42. Nc4 f5 43. Rb5 Nd3 44. Rxb7+ Kh6 45. exf5 Rf6 46. g4 Nf4 47. Nxe5 Nxh3+ 48. Kh2 gxf5 49. Kxh3 fxg4+ 50. Nxg4+ 1-0

[Event "POL-ch U15 Qual"]
[Site "Jastrzebia Gora"]
[Date "2021.11.15"]
[Round "1"]
[White "Borowik, Karol"]
[Black "Demski, Michal"]
[Result "0-1"]
[ECO "D15"]
[WhiteElo "1455"]
[BlackElo "1756"]
[PlyCount "82"]
[EventDate "2021.11.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 dxc4 5. e3 b5 6. a4 b4 7. Na2 e6 8. Bxc4 Be7 9. 0-0 0-0 10. Bd2 a5 11. Qc2 Qb6 12. Nc1 Nbd7 13. Ne2 Bb7 14. Qb3 c5 15. Rac1 cxd4 16. exd4 Rac8 17. Rfd1 Nd5 18. Qd3 N7f6 19. Ne5 Bd6 20. Qg3 Ne4 21. Qd3 Nxf2 22. Kxf2 Bxe5 23. Kf1 Bf6 24. Ng3 Qxd4 25. Qxd4 Bxd4 26. Bxd5 Bxd5 27. Rxc8 Rxc8 28. Bxb4 Bxb2 29. Bxa5 Ra8 30. Rb1 Be5 31. Be1 Rxa4 32. Ne2 h6 33. Bg3 Bxg3 34. hxg3 Bc4 35. Ke1 Ra3 36. g4 Re3 37. Rb2 Bxe2 38. Rxe2 Rxe2+ 39. Kxe2 Kh7 40. Kf3 Kg6 41. g3 Kg5 0-1

[Event "Wroclaw op-A"]
[Site "Wroclaw"]
[Date "2021.08.08"]
[Round "9"]
[White "Demski, Michal"]
[Black "Borowski, Przemyslaw"]
[Result "1-0"]
[ECO "B10"]
[WhiteElo "1831"]
[BlackElo "1859"]
[PlyCount "47"]
[EventDate "2021.08.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. e4 c6 2. d3 d5 3. Nd2 e5 4. Ngf3 Bd6 5. g3 Ne7 6. Bg2 0-0 7. 0-0 f5 8. Re1 fxe4 9. dxe4 d4 10. Nc4 Ng6 11. c3 c5 12. Ng5 Be7 13. Nxh7 Kxh7 14. Qh5+ Kg8 15. Qxg6 Nc6 16. f4 dxc3 17. bxc3 Qd3 18. Bf1 Qxc3 19. Bb2 Qb4 20. Bxe5 Nxe5 21. Nxe5 Qd4+ 22. Kh1 Qd6 23. Bc4+ Kh8 24. Qh5+ 1-0

[Event "Wroclaw op-A"]
[Site "Wroclaw"]
[Date "2021.08.07"]
[Round "8"]
[White "Demski, Michal"]
[Black "Lambrecht, Tomasz"]
[Result "1/2-1/2"]
[ECO "B23"]
[WhiteElo "1831"]
[BlackElo "1769"]
[PlyCount "94"]
[EventDate "2021.08.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 d6 3. d4 cxd4 4. Qxd4 Nc6 5. Qd2 g6 6. b3 Bg7 7. Bb2 Nf6 8. 0-0-0 0-0 9. f3 Be6 10. Kb1 Qa5 11. g4 Rac8 12. Nge2 b5 13. Nf4 a6 14. h4 Rc7 15. Bh3 Ne8 16. Nxe6 fxe6 17. g5 Nd8 18. Ne2 Qxd2 19. Rxd2 Rxf3 20. Nd4 Bxd4 21. Bxd4 Rb7 22. Bg2 Rf7 23. h5 gxh5 24. Rxh5 Ng7 25. Rh6 Rb8 26. Bh3 e5 27. Bc3 b4 28. Bb2 Rf4 29. g6 hxg6 30. Rxg6 Kf7 31. Rdg2 Nde6 32. Bc1 Rf6 33. R6g3 Nh5 34. Bxe6+ Kxe6 35. Rh2 Nf4 36. Rg7 Rbf8 37. Bd2 a5 38. Rhh7 Re8 39. a3 bxa3 40. Bxa5 Kd7 41. Ka2 Ne6 42. Rg2 Ra8 43. b4 Rf4 44. Kxa3 Rxe4 45. c3 Re3 46. Kb2 Rc8 47. Rc2 d5 1/2-1/2

[Event "Wroclaw op-A"]
[Site "Wroclaw"]
[Date "2021.08.06"]
[Round "7"]
[White "Bielan, Jakub"]
[Black "Demski, Michal"]
[Result "1-0"]
[ECO "E67"]
[WhiteElo "1821"]
[BlackElo "1831"]
[PlyCount "103"]
[EventDate "2021.08.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. g3 Nf6 2. Nf3 g6 3. Bg2 Bg7 4. c4 0-0 5. d4 d6 6. Nc3 Nbd7 7. 0-0 e5 8. e3 Re8 9. b3 Qe7 10. Bb2 Nf8 11. Qc2 c6 12. Rad1 e4 13. Nd2 Bf5 14. b4 Rac8 15. Qb3 b6 16. a4 h5 17. Ba3 N8h7 18. c5 bxc5 19. dxc5 dxc5 20. bxc5 Ng5 21. h4 Ngh7 22. Rb1 Rcd8 23. Qc2 Rd3 24. Bb4 Rb8 25. Nc4 Rxb4 26. Rxb4 Qxc5 27. Rb8+ Nf8 28. Nxe4 Bxe4 29. Bxe4 Rd7 30. Rc1 Re7 31. Bg2 Rd7 32. Rc8 Nd5 33. Bxd5 Qxd5 34. e4 Qe6 35. Ne3 c5 36. Qxc5 Qxe4 37. Qc6 Qxc6 38. R1xc6 Bd4 39. Nc4 Re7 40. Nd6 Re1+ 41. Kg2 Re2 42. Rc2 Re6 43. Nb5 Bb6 44. Ra8 Kg7 45. Nxa7 Nd7 46. Nc6 Bc5 47. Nb8 Nxb8 48. Rxc5 Nd7 49. Rc7 Ne5 50. a5 Nd3 51. Raa7 Rf6 52. Rxf7+ 1-0

[Event "Wroclaw op-A"]
[Site "Wroclaw"]
[Date "2021.08.05"]
[Round "6"]
[White "Demski, Michal"]
[Black "Smietanska, Wiktoria"]
[Result "1/2-1/2"]
[ECO "B26"]
[WhiteElo "1831"]
[BlackElo "1809"]
[PlyCount "60"]
[EventDate "2021.08.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 g6 3. g3 Bg7 4. Bg2 Nc6 5. d3 d6 6. Be3 e6 7. Qd2 Nd4 8. Bxd4 cxd4 9. Nce2 Ne7 10. f4 0-0 11. Nf3 Nc6 12. 0-0 b5 13. Kh1 Rb8 14. Nh4 Ne7 15. f5 exf5 16. exf5 Nxf5 17. Nxf5 Bxf5 18. Rxf5 gxf5 19. Rf1 Qe7 20. Rxf5 Qe3 21. Qd1 Rfe8 22. Ng1 Re5 23. Rf4 Rc8 24. Rg4 Qf2 25. Rxg7+ Kxg7 26. Qg4+ Kf6 27. Qxc8 Re1 28. Qd8+ Kg7 29. Qg5+ Kh8 30. Qd8+ Kg7 1/2-1/2

[Event "Wroclaw op-A"]
[Site "Wroclaw"]
[Date "2021.08.04"]
[Round "5"]
[White "Kowalczyk, Wojciech"]
[Black "Demski, Michal"]
[Result "1/2-1/2"]
[ECO "C47"]
[WhiteElo "1959"]
[BlackElo "1831"]
[PlyCount "64"]
[EventDate "2021.08.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 cxd5 9. 0-0 0-0 10. h3 h6 11. Qf3 Bd6 12. Bf4 c6 13. Rfe1 Rb8 14. b3 Rb4 15. Bxd6 Qxd6 16. Qg3 Qd8 17. a3 Rb7 18. Na4 Re7 19. Qf4 Rfe8 20. Qd2 Qd6 21. b4 Nd7 22. Rxe7 Qxe7 23. Kf1 Qf6 24. Re1 Re5 25. Rxe5 Nxe5 26. Nc5 Be6 27. Qe3 Nxd3 28. Nxd3 Qa1+ 29. Qc1 Qc3 30. Qb2 Qd2 31. Qc1 Qc3 32. Qb2 Qd2 1/2-1/2

[Event "Wroclaw op-A"]
[Site "Wroclaw"]
[Date "2021.08.03"]
[Round "4"]
[White "Demski, Michal"]
[Black "Kejna, Piotr"]
[Result "1/2-1/2"]
[ECO "B10"]
[WhiteElo "1831"]
[BlackElo "1722"]
[PlyCount "99"]
[EventDate "2021.08.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. e4 g6 2. d3 Bg7 3. Nf3 c6 4. Nbd2 d5 5. g3 e5 6. Bg2 Ne7 7. 0-0 0-0 8. Re1 Qc7 9. Nf1 f5 10. Qe2 fxe4 11. dxe4 Nd7 12. Bg5 Rf7 13. Rad1 d4 14. c3 c5 15. cxd4 cxd4 16. Bxe7 Rxe7 17. Rc1 Qd6 18. Qc4+ Kh8 19. Qc7 Qxc7 20. Rxc7 Re8 21. Rec1 Nb6 22. Rf7 Bd7 23. Rc7 Kg8 24. Rcxd7 Nxd7 25. Rxd7 Red8 26. Rxb7 Rdb8 27. Rd7 Rxb2 28. Bh3 h6 29. Be6+ Kh8 30. Nh4 Kh7 31. Bf7 Rb6 32. Nd2 Rc6 33. Nc4 Rac8 34. Nd6 R6c7 35. Bxg6+ Kg8 36. Bf7+ Kh7 37. Rxc7 Rxc7 38. Bb3 Rc1+ 39. Kg2 d3 40. Nf3 Bf8 41. Nc4 Bb4 42. Nfd2 Re1 43. Kf3 Bc3 44. h4 h5 45. a4 Kg7 46. a5 Kf6 47. a6 Ke7 48. Ba4 Ra1 49. Bb5 Re1 50. Ba4 1/2-1/2

[Event "Wroclaw op-A"]
[Site "Wroclaw"]
[Date "2021.08.02"]
[Round "3"]
[White "Barchuk, Irina"]
[Black "Demski, Michal"]
[Result "1-0"]
[ECO "B08"]
[WhiteElo "2038"]
[BlackElo "1831"]
[PlyCount "85"]
[EventDate "2021.08.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 c6 4. h3 g6 5. Be3 Bg7 6. Nf3 0-0 7. Qd2 Nbd7 8. e5 dxe5 9. dxe5 Nd5 10. Nxd5 cxd5 11. Bh6 Qc7 12. Bxg7 Kxg7 13. 0-0-0 Nb6 14. g4 Bd7 15. Qd4 Be6 16. Ng5 Rac8 17. Bd3 Qc5 18. Qxc5 Rxc5 19. f4 d4 20. b3 Rfc8 21. Rh2 Bd5 22. h4 f6 23. exf6+ exf6 24. Ne4 R5c6 25. g5 f5 26. Nf6 Bf7 27. h5 Re6 28. hxg6 Bxg6 29. Be2 Rd6 30. Bh5 Rh8 31. Bxg6 Kxg6 32. Rdh1 h5 33. Rxh5 Rxh5 34. Rxh5 Nd5 35. Rh6+ Kf7 36. Nxd5 Rxd5 37. Rh7+ Kg6 38. Rxb7 a5 39. a4 Kh5 40. Rb5 Rd6 41. Rxf5 Kg4 42. Rf6 Rd5 43. g6 1-0

[Event "Wroclaw op-A"]
[Site "Wroclaw"]
[Date "2021.08.01"]
[Round "2"]
[White "Demski, Michal"]
[Black "Rog, Bartlomiej"]
[Result "1/2-1/2"]
[ECO "B06"]
[WhiteElo "1831"]
[BlackElo "1981"]
[PlyCount "42"]
[EventDate "2021.08.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. e4 g6 2. Nc3 Bg7 3. d4 d6 4. Be3 a6 5. Qd2 b5 6. Bd3 Bb7 7. Nge2 Nd7 8. a4 b4 9. Nd1 c5 10. c3 Ngf6 11. f3 a5 12. Bh6 Bxh6 13. Qxh6 Qb6 14. Bb5 Ba6 15. Bxa6 Qxa6 16. Qd2 e5 17. 0-0 0-0 18. Ne3 Rfd8 19. Rfc1 cxd4 20. cxd4 Rac8 21. b3 Nb6 1/2-1/2

[Event "Wroclaw Anderssen Memorial"]
[Site "Wroclaw"]
[Date "2021.07.31"]
[Round "6"]
[White "Barchuk, Irina"]
[Black "Demski, Michal"]
[Result "1/2-1/2"]
[ECO "C56"]
[WhiteElo "2038"]
[BlackElo "1768"]
[PlyCount "126"]
[EventDate "2021.07.31"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Bc5 5. 0-0 Nf6 6. e5 d5 7. Bb5 Ne4 8. Bxc6+ bxc6 9. Nxd4 Bxd4 10. Qxd4 0-0 11. f3 Ng5 12. f4 Ne4 13. Nc3 c5 14. Qxd5 Nxc3 15. Qxa8 Qd4+ 16. Kh1 Ba6 17. bxc3 Qxc3 18. Bb2 Qxb2 19. Qf3 Bxf1 20. Rxf1 Qxc2 21. f5 Qxa2 22. f6 g6 23. Qe3 Qc4 24. Rc1 Qh4 25. Qxc5 Qf4 26. Qxc7 h5 27. h3 Re8 28. Re1 Qg3 29. Re2 Qd3 30. Qc6 Rf8 31. Re4 Qf1+ 32. Kh2 Qf5 33. Qc4 Rc8 34. Qd4 Re8 35. Re1 a5 36. Kh1 a4 37. Qxa4 Rxe5 38. Qa8+ Kh7 39. Rxe5 Qxe5 40. Qf3 Qe1+ 41. Kh2 Qe5+ 42. Kg1 Qe1+ 43. Kh2 Qe5+ 44. Kh1 Qe1+ 45. Kh2 Qe5+ 46. Kg1 Qe1+ 47. Kh2 Qe5+ 48. Kg1 Qe1+ 49. Kh2 Qe5+ 50. Kg1 Qe1+ 51. Kh2 Qe5+ 52. Kg1 Qe1+ 53. Kh2 Qe5+ 54. Kh1 Qe1+ 55. Kh2 Qe5+ 56. Kh1 Qe1+ 57. Kh2 Qe5+ 58. Kg1 Qe1+ 59. Kh2 Qe5+ 60. Kh1 Qe1+ 61. Kh2 Qe5+ 62. Kg1 Qe1+ 63. Kh2 Qe5+ 1/2-1/2

[Event "Wroclaw Anderssen Memorial"]
[Site "Wroclaw"]
[Date "2021.07.31"]
[Round "2"]
[White "Demski, Michal"]
[Black "Borkowski, Franciszek"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "1768"]
[BlackElo "2257"]
[PlyCount "95"]
[EventDate "2021.07.31"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 Nf6 5. c3 a6 6. Bb3 0-0 7. Nbd2 d5 8. Qe2 d4 9. Nc4 Qe7 10. Bg5 h6 11. Bh4 Bg4 12. h3 Bxf3 13. Qxf3 Rad8 14. Bc2 Rd7 15. 0-0 b5 16. Nd2 g5 17. Bg3 Nh7 18. Qf5 Kg7 19. a4 b4 20. c4 Rd6 21. Nf3 Re6 22. a5 Qf6 23. Ba4 Ne7 24. Qxf6+ Kxf6 25. Bd7 Ng6 26. Bxe6 Kxe6 27. Nd2 f6 28. Nb3 Be7 29. Rfc1 h5 30. f3 h4 31. Bh2 c5 32. Kf2 Rg8 33. Nd2 Nhf8 34. Rg1 Kd6 35. g3 hxg3+ 36. Bxg3 Rh8 37. Rh1 Ne6 38. Nf1 Nef4 39. Bxf4 Nxf4 40. Rd1 Bd8 41. Ng3 Nxh3+ 42. Kf1 Ke6 43. Rd2 Rh4 44. Nf5 Rh7 45. Rdh2 Bxa5 46. Rxh3 Rb7 47. Rh7 Bc7 48. Re7# 1-0

[Event "Wroclaw Anderssen Memorial"]
[Site "Wroclaw"]
[Date "2021.07.31"]
[Round "4"]
[White "Demski, Michal"]
[Black "Hasterok, Mateusz"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "1768"]
[BlackElo "2115"]
[PlyCount "121"]
[EventDate "2021.07.31"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 a6 3. g3 b5 4. Bg2 Bb7 5. d3 e6 6. Be3 Nf6 7. h3 d5 8. exd5 Nxd5 9. Nxd5 Bxd5 10. Bxd5 Qxd5 11. Qf3 Qxf3 12. Nxf3 Nc6 13. 0-0 Be7 14. Rad1 Nb4 15. c3 Nd5 16. Rfe1 0-0 17. Ne5 Rac8 18. a4 Bd6 19. Nf3 Rb8 20. Ra1 b4 21. c4 Nxe3 22. Rxe3 Rfd8 23. b3 Be7 24. Rd1 Bf6 25. Nd2 Bg5 26. f4 Bf6 27. Kg2 Bd4 28. Rf3 f5 29. g4 Kf7 30. Nf1 g6 31. Ng3 Rd6 32. Kf1 Rbd8 33. Ke2 Bf6 34. Kd2 Rh8 35. Rh1 Bh4 36. Ne2 Bf6 37. Ng3 Bd4 38. Kc2 h5 39. g5 Re8 40. Re1 Rd7 41. Re2 Rde7 42. Kd1 e5 43. fxe5 Rxe5 44. Rxe5 Rxe5 45. Ne4 Re6 46. h4 Ke7 47. Ng3 Kd6 48. Ne2 Bg7 49. Nf4 Re8 50. Nxg6 Rd8 51. Rxf5 Ke6 52. Rf3 Rd7 53. Nf4+ Kf5 54. Nxh5+ Kg4 55. Nf6+ Kxf3 56. Nxd7 Kg4 57. Nxc5 a5 58. Nb7 Kxh4 59. Nxa5 Kxg5 60. Nc6 Bc3 61. a5 1-0

[Event "Wroclaw Anderssen Memorial"]
[Site "Wroclaw"]
[Date "2021.07.31"]
[Round "7"]
[White "Demski, Michal"]
[Black "Kanicki, Krzysztof"]
[Result "1/2-1/2"]
[ECO "B26"]
[WhiteElo "1768"]
[BlackElo "2139"]
[PlyCount "78"]
[EventDate "2021.07.31"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 d6 3. g3 Nc6 4. Bg2 g6 5. Nge2 Bg7 6. d3 e6 7. Be3 Nd4 8. Qd2 Rb8 9. 0-0 Ne7 10. Rac1 0-0 11. Bh6 b5 12. Nxd4 cxd4 13. Ne2 e5 14. Bxg7 Kxg7 15. c3 dxc3 16. Qxc3 Be6 17. a3 b4 18. axb4 Qb6 19. Qc7 Rb7 20. Qxb6 Rxb6 21. Rc7 Nc6 22. b5 Nb4 23. d4 Bg4 24. f3 Bc8 25. dxe5 dxe5 26. Rxa7 Rxb5 27. Nc3 Rc5 28. Rd1 Be6 29. Rd6 Rc6 30. Rxc6 Nxc6 31. Rc7 Nd4 32. b4 Rb8 33. b5 Nxb5 34. Nxb5 Rxb5 35. Rc2 h5 36. Kf2 g5 37. Bf1 Ra5 38. h4 gxh4 39. gxh4 Ra2 1/2-1/2

[Event "Wroclaw Anderssen Memorial"]
[Site "Wroclaw"]
[Date "2021.07.31"]
[Round "9"]
[White "Demski, Michal"]
[Black "Kulon, Boguslaw"]
[Result "1-0"]
[ECO "C00"]
[WhiteElo "1768"]
[BlackElo "2117"]
[PlyCount "109"]
[EventDate "2021.07.31"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. e4 e6 2. d3 d5 3. Nd2 Nf6 4. Ngf3 Nc6 5. g3 Bc5 6. Bg2 dxe4 7. dxe4 0-0 8. 0-0 e5 9. c3 a5 10. Qc2 b6 11. Nb3 Bd6 12. h3 a4 13. Nbd2 Ba6 14. Re1 Bc5 15. Qxa4 Qe8 16. b4 Bd6 17. Qb3 Qe6 18. Qc2 Rfd8 19. a4 Bb7 20. Ng5 Qe7 21. Nc4 h6 22. Nf3 Qe6 23. Nxd6 Rxd6 24. Ba3 Rd7 25. Rad1 Rad8 26. Rxd7 Rxd7 27. Bb2 Qc4 28. Bf1 Nxb4 29. Qb1 Nd3 30. Nxe5 Nxe5 31. Bxc4 Nxc4 32. e5 Nd5 33. Qa2 Ba6 34. e6 fxe6 35. Rxe6 Nf6 36. Rc6 Rd1+ 37. Kh2 Rd2 38. Rxc4 Bxc4 39. Qxc4+ Kh8 40. Bc1 Rxf2+ 41. Kg1 Rc2 42. Bf4 c5 43. Qb3 Re2 44. Qxb6 Ne4 45. Qd8+ Kh7 46. Qd3 Re1+ 47. Kg2 c4 48. Qxc4 Nf6 49. Qd3+ Kh8 50. a5 Ra1 51. a6 Ra2+ 52. Kf3 h5 53. Be3 h4 54. gxh4 Ra4 55. a7 1-0

[Event "Wroclaw Anderssen Memorial"]
[Site "Wroclaw"]
[Date "2021.07.31"]
[Round "3"]
[White "Fus, Jakub"]
[Black "Demski, Michal"]
[Result "1-0"]
[ECO "B38"]
[WhiteElo "2403"]
[BlackElo "1768"]
[PlyCount "113"]
[EventDate "2021.07.31"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 c5 3. Nc3 Nc6 4. d4 cxd4 5. Nxd4 d6 6. e4 g6 7. Nc2 Bg7 8. Be2 0-0 9. 0-0 Bd7 10. Be3 Rc8 11. f3 Qc7 12. Rc1 Rfd8 13. Qd2 Ne5 14. Nd4 a6 15. b3 Qa5 16. Rfd1 Nc6 17. Bf1 Nxd4 18. Bxd4 b5 19. Bxf6 exf6 20. Nd5 Qxd2 21. Rxd2 Bh6 22. f4 Be6 23. g3 Bxd5 24. Rxd5 g5 25. fxg5 Bxg5 26. Rcd1 Be3+ 27. Kg2 bxc4 28. Bxc4 Bc5 29. Rf5 Kg7 30. Rdf1 Bd4 31. Ra5 Ra8 32. Rd1 Bc3 33. Rxa6 Rxa6 34. Bxa6 Bb4 35. Bc4 Ra8 36. a4 Kf8 37. Rd5 Ra5 38. Kf3 Ke7 39. Ke2 Rxd5 40. Bxd5 Kd8 41. Kd3 Kc7 42. Kc4 Be1 43. b4 Kb6 44. a5+ Ka6 45. Bxf7 h6 46. Be6 Bd2 47. Bc8+ Ka7 48. Kb5 Be1 49. g4 Bd2 50. h3 Be1 51. Be6 Bd2 52. Ka4 Be1 53. b5 Bd2 54. b6+ Kb7 55. Kb5 Be3 56. a6+ Kb8 57. a7+ 1-0

[Event "Wroclaw Anderssen Memorial"]
[Site "Wroclaw"]
[Date "2021.07.31"]
[Round "8"]
[White "Kohut, Anna"]
[Black "Demski, Michal"]
[Result "0-1"]
[ECO "A03"]
[WhiteElo "1991"]
[BlackElo "1768"]
[PlyCount "88"]
[EventDate "2021.07.31"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. f4 d5 2. b3 Nf6 3. e3 c6 4. Bb2 g6 5. Nf3 Bg7 6. Be2 0-0 7. 0-0 Re8 8. Qe1 Bg4 9. Qh4 Bxf3 10. Rxf3 Ne4 11. Bxg7 Kxg7 12. Rh3 Nf6 13. Qh6+ Kg8 14. g4 e6 15. g5 Ne4 16. Qxh7+ Kf8 17. d3 Nd6 18. c4 Ke7 19. c5 Nf5 20. Bg4 Nd7 21. Bxf5 exf5 22. Qg7 Qa5 23. Nc3 Rg8 24. Qd4 Qxc5 25. Re1 Rae8 26. Qxc5+ Nxc5 27. e4 dxe4 28. dxe4 Kd7 29. e5 Rh8 30. Rf3 Kc7 31. b4 Ne6 32. Kg2 Rd8 33. Kg3 Rd4 34. a3 Rhd8 35. Rc1 Kb8 36. Ne2 Rd2 37. Re3 Nc7 38. Nc3 R8d4 39. Ne2 R4d3 40. Kf3 Nd5 41. Rxd3 Rxd3+ 42. Kf2 Rxa3 43. Rb1 Ra2 44. Kf3 Rxe2 0-1

[Event "Wroclaw Anderssen Memorial"]
[Site "Wroclaw"]
[Date "2021.07.31"]
[Round "5"]
[White "Mondrzycki, Bartlomiej"]
[Black "Demski, Michal"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2173"]
[BlackElo "1768"]
[PlyCount "53"]
[EventDate "2021.07.31"]
[EventType "swiss (rapid)"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 203 Extra"]
[Source "ChessBase"]
[SourceDate "2021.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2021.09.30"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 c5 3. Bg2 Nc6 4. d4 Nf6 5. 0-0 Bg4 6. dxc5 e6 7. c4 Bxc5 8. cxd5 Nxd5 9. a3 0-0 10. b4 Bb6 11. Bb2 Rc8 12. Nbd2 Bh5 13. Qb3 Bg6 14. Nc4 Bc7 15. Rac1 Qe7 16. Nfe5 Nxe5 17. Nxe5 Bxe5 18. Bxe5 Rfd8 19. Rfd1 Nb6 20. Rxd8+ Qxd8 21. Rxc8 Qxc8 22. Qc3 Qd7 23. Bxg7 Qd1+ 24. Bf1 Bf5 25. Bh6 f6 26. Qxf6 Qd7 27. Qf8# 1-0

[Event "POL-ch U14"]
[Site "Uniejow"]
[Date "2021.07.25"]
[Round "9"]
[White "Herwy, Jakub"]
[Black "Demski, Michal"]
[Result "1/2-1/2"]
[ECO "C29"]
[WhiteElo "1916"]
[BlackElo "1768"]
[PlyCount "72"]
[EventDate "2021.07.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nc3 Nf6 3. f4 d5 4. fxe5 Nxe4 5. Qf3 f5 6. d3 Nxc3 7. bxc3 Be7 8. d4 0-0 9. Ne2 c6 10. Nf4 Qe8 11. h4 Qf7 12. Be2 b6 13. Qg3 g6 14. a4 Na6 15. Ba3 Nc7 16. 0-0 Bxa3 17. Rxa3 Ne6 18. a5 Nxf4 19. Qxf4 b5 20. Raa1 Be6 21. Rf3 Kg7 22. Kf2 Rg8 23. Ke3 h5 24. Kd2 Rh8 25. Rff1 Rad8 26. Qg5 Rde8 27. Rf3 Rh6 28. Bd3 Kh7 29. Raf1 Rf8 30. Rf4 Qg7 31. R1f3 Rf7 32. Rg3 Re7 33. Be2 Rf7 34. Rf1 Re7 35. Bd3 Rf7 36. Qe3 Qf8 1/2-1/2

[Event "POL-ch U14"]
[Site "Uniejow"]
[Date "2021.07.24"]
[Round "8"]
[White "Demski, Michal"]
[Black "Klimkowski, Jan"]
[Result "0-1"]
[ECO "E70"]
[WhiteElo "1768"]
[BlackElo "2322"]
[PlyCount "84"]
[EventDate "2021.07.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c5 2. c3 g6 3. Nf3 Bg7 4. d4 cxd4 5. cxd4 Nf6 6. Nc3 0-0 7. Be2 d5 8. e5 Ne8 9. Be3 Nc7 10. Qd2 f6 11. Bh6 Nc6 12. exf6 exf6 13. Bxg7 Kxg7 14. 0-0 Be6 15. Ne1 Bf7 16. Nc2 f5 17. Bb5 Ne7 18. Rfe1 Nc8 19. Ba4 Nb6 20. Bb3 Qd6 21. Re5 Nd7 22. Re2 Nf6 23. f3 Rfe8 24. Rae1 Rxe2 25. Rxe2 Re8 26. Ne1 Ne6 27. Nc2 h6 28. Qe1 Rd8 29. Re5 Nc7 30. Qd2 Nd7 31. Re2 Nb6 32. Ne1 Nc4 33. Qd1 Ne6 34. Bxc4 dxc4 35. Nc2 Qb6 36. Na4 Nxd4 37. Nxb6 Nxf3+ 38. Kf2 Rxd1 39. Nc8 Nxh2 40. Nxa7 Ng4+ 41. Kf3 Rd3+ 42. Kf4 Kf6 0-1

[Event "POL-ch U14"]
[Site "Uniejow"]
[Date "2021.07.23"]
[Round "7"]
[White "Pancewicz, Szymon"]
[Black "Demski, Michal"]
[Result "0-1"]
[ECO "C42"]
[WhiteElo "1872"]
[BlackElo "1768"]
[PlyCount "204"]
[EventDate "2021.07.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Nc3 Nxc3 6. dxc3 Be7 7. Be3 Nc6 8. Qd2 Be6 9. Nd4 Nxd4 10. cxd4 d5 11. Bd3 Qd7 12. 0-0-0 0-0-0 13. f4 Bf5 14. Bxf5 Qxf5 15. Qd3 Qxd3 16. Rxd3 Rhe8 17. Re1 Bd6 18. g3 Re4 19. Bd2 f5 20. Kd1 Be7 21. h3 Rg8 22. c3 Bd6 23. Rf3 g6 24. g4 Rf8 25. g5 Rxe1+ 26. Kxe1 Re8+ 27. Kd1 Re4 28. Kc2 Re2 29. Kd3 Rh2 30. b4 b5 31. Kc2 Kb7 32. a3 Kb6 33. Kc1 Bf8 34. Re3 a6 35. Kc2 Rf2 36. Kd3 Bd6 37. Re8 Bxf4 38. Bxf4 Rxf4 39. Re6+ Kb7 40. Re3 Re4 41. Kd2 Kc6 42. Kd3 Kd6 43. Re2 Kd7 44. Re3 Ke6 45. h4 Kd7 46. Rh3 Rg4 47. Ke3 Ke6 48. Kf3 Rg1 49. Kf4 Rf1+ 50. Rf3 Rh1 51. Re3+ Kd6 52. Kg3 Kd7 53. Re5 c6 54. Re3 Ra1 55. Kf4 Rxa3 56. Ke5 Ke7 57. h5 Ra2 58. hxg6 hxg6 59. Rg3 Re2+ 60. Kf4 Re4+ 61. Kf3 Ke6 62. Rg2 Rh4 63. Re2+ Kf7 64. Rc2 Rg4 65. Ra2 Ke6 66. Rxa6 Kd6 67. Ra8 Rxg5 68. Rd8+ Ke7 69. Rc8 Kd7 70. Rf8 Rg1 71. Rf7+ Kd6 72. Rf6+ Kc7 73. Rf7+ Kb6 74. Ke3 Rg3+ 75. Kd2 Rg4 76. Ke3 Re4+ 77. Kd3 f4 78. Rg7 Re3+ 79. Kd2 Rg3 80. Rf7 g5 81. Rf5 f3 82. Ke3 f2+ 83. Kd2 Rg2 84. Ke2 f1Q+ 85. Kxf1 Rg3 86. Ke2 Rxc3 87. Rxg5 Rb3 88. Rg8 Rxb4 89. Kd3 Rc4 90. Rb8+ Ka5 91. Ra8+ Kb4 92. Ra6 Kb3 93. Rb6 b4 94. Ra6 Kb2 95. Rb6 b3 96. Rb8 Ka2 97. Ra8+ Kb1 98. Kd2 b2 99. Ra6 Rxd4+ 100. Kc3 c5 101. Ra5 Kc1 102. Rxc5 Rc4+ 0-1

[Event "POL-ch U14"]
[Site "Uniejow"]
[Date "2021.07.22"]
[Round "5"]
[White "Demski, Michal"]
[Black "Krasniewski, Maciej"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "1768"]
[BlackElo "1572"]
[PlyCount "95"]
[EventDate "2021.07.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 g6 3. Nc3 Bg7 4. e4 d6 5. Qd2 0-0 6. 0-0-0 c6 7. f3 Qa5 8. Kb1 e5 9. dxe5 dxe5 10. Nd5 Qxd2 11. Nxf6+ Bxf6 12. Bxd2 Be6 13. Bc3 Nd7 14. Ne2 Rfd8 15. Nc1 Nc5 16. Nd3 Bc4 17. Be2 Bxd3 18. Bxd3 Nxd3 19. Rxd3 Rxd3 20. cxd3 Rd8 21. Kc2 Bg7 22. g3 Kf8 23. Rf1 Ke7 24. f4 f6 25. g4 exf4 26. Rxf4 Ke6 27. Rf3 Rd7 28. h4 h6 29. h5 gxh5 30. gxh5 Rd8 31. Rg3 Kf7 32. Rg6 Rg8 33. Kb3 b5 34. Bd2 Rh8 35. Be3 a5 36. Kc3 f5+ 37. Rxg7+ Kxg7 38. Bd4+ Kh7 39. Bxh8 Kxh8 40. exf5 Kg7 41. Kd4 Kf6 42. Ke4 c5 43. Kf4 c4 44. dxc4 bxc4 45. a4 c3 46. bxc3 Kf7 47. Ke5 Ke7 48. c4 1-0

[Event "POL-ch U14"]
[Site "Uniejow"]
[Date "2021.07.22"]
[Round "6"]
[White "Rog, Bartlomiej"]
[Black "Demski, Michal"]
[Result "1/2-1/2"]
[ECO "B11"]
[WhiteElo "1867"]
[BlackElo "1768"]
[PlyCount "101"]
[EventDate "2021.07.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c6 2. Nc3 d5 3. Nf3 a6 4. d4 Bg4 5. h3 Bxf3 6. Qxf3 e6 7. Bd3 Nf6 8. 0-0 Be7 9. Qg3 dxe4 10. Nxe4 Nxe4 11. Bxe4 Qxd4 12. Bd3 Bd6 13. Qf3 Nd7 14. Be3 Qf6 15. Qe2 Bf4 16. Rfd1 Bxe3 17. Qxe3 Qe5 18. Qf3 Nf6 19. b4 Nd5 20. a3 Qf4 21. Be4 Qxf3 22. Bxf3 Ke7 23. c4 Nc7 24. a4 Rhd8 25. b5 Rxd1+ 26. Rxd1 axb5 27. axb5 cxb5 28. cxb5 Nxb5 29. Bxb7 Ra7 30. Bc6 Nd6 31. Rd2 Rc7 32. Bf3 Nf5 33. Be4 Rc4 34. Bxf5 exf5 35. g3 g5 36. Rd5 Kf6 37. Rd6+ Kg7 38. Rd5 Kg6 39. Kg2 h5 40. Rd8 f6 41. Rg8+ Kf7 42. Rh8 Kg6 43. Rg8+ Kh7 44. Ra8 Rc7 45. h4 g4 46. Ra4 Kg6 47. Rb4 Re7 48. Rb3 Re4 49. f4 Re2+ 50. Kf1 Ra2 51. Rb7 1/2-1/2

[Event "POL-ch U14"]
[Site "Uniejow"]
[Date "2021.07.21"]
[Round "4"]
[White "Zalega, Maciej"]
[Black "Demski, Michal"]
[Result "1/2-1/2"]
[ECO "C76"]
[WhiteElo "1841"]
[BlackElo "1768"]
[PlyCount "63"]
[EventDate "2021.07.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. 0-0 Bd7 6. c3 g6 7. Re1 Bg7 8. d4 h6 9. dxe5 dxe5 10. Be3 Nge7 11. Qd2 Bg4 12. Bc5 Qxd2 13. Nbxd2 0-0-0 14. Bb3 f6 15. h3 Bd7 16. Nf1 g5 17. Ne3 Ng6 18. Rad1 Bf8 19. Bxf8 Rhxf8 20. Rd2 Na5 21. Bc2 Be6 22. b3 Rxd2 23. Nxd2 Nf4 24. Ndf1 Nc6 25. Ng3 Ne7 26. Kf1 h5 27. Ne2 Neg6 28. Nf5 Rd8 29. Nxf4 Nxf4 30. Rd1 Rxd1+ 31. Bxd1 Bxf5 32. exf5 1/2-1/2

[Event "POL-ch U14"]
[Site "Uniejow"]
[Date "2021.07.20"]
[Round "3"]
[White "Demski, Michal"]
[Black "Krawczyk, Flawian"]
[Result "1/2-1/2"]
[ECO "B13"]
[WhiteElo "1768"]
[BlackElo "1984"]
[PlyCount "70"]
[EventDate "2021.07.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nf6 5. c3 Bg4 6. Nf3 e6 7. Qa4+ Nbd7 8. Ne5 a6 9. Nxg4 Nxg4 10. h3 Ngf6 11. Bf4 b5 12. Qb3 Nb6 13. Nd2 Bd6 14. Bxd6 Qxd6 15. Nf3 0-0 16. 0-0 Nc4 17. Rfe1 Rab8 18. Ne5 a5 19. Qc2 Qc7 20. Qe2 Nxe5 21. dxe5 Nd7 22. Bxb5 Nxe5 23. Qxe5 Qxe5 24. Rxe5 Rxb5 25. b3 Rb6 26. Rae1 a4 27. c4 axb3 28. axb3 dxc4 29. bxc4 Rc6 30. Rc1 Rfc8 31. Ra5 f6 32. Ra4 Rc5 33. Kf1 Rd8 34. Ra6 e5 35. Ra7 Rdc8 1/2-1/2

