[Event "POL-chT 2nd League"]
[Site "Jastrzebia Gora"]
[Date "2022.09.11"]
[Round "9.32"]
[White "Gbyl, Andrzej"]
[Black "Duch, Mariusz"]
[Result "1-0"]
[ECO "A80"]
[WhiteElo "2144"]
[BlackElo "2194"]
[PlyCount "103"]
[EventDate "2022.09.03"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]
[WhiteTeam "Krakow KKSz"]
[BlackTeam "Plock Hetman"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. d4 d6 2. Nf3 f5 3. Nc3 Nf6 4. Bg5 Nbd7 5. Qd3 e6 6. e4 fxe4 7. Nxe4 Be7 8. h4 d5 9. Nxf6+ gxf6 10. Bf4 c5 11. Qe3 Qb6 12. 0-0-0 cxd4 13. Nxd4 e5 14. Nf5 Qxe3+ 15. Bxe3 d4 16. Nxe7 Kxe7 17. Bd2 Nc5 18. Bb4 b6 19. f4 a5 20. Ba3 Bg4 21. Re1 Kd6 22. Bd3 Rae8 23. Rhf1 h5 24. fxe5+ fxe5 25. Kd2 Rhf8 26. c3 Kd5 27. Bg6 Rxf1 28. Rxf1 Rd8 29. Rf6 Ne4+ 30. Bxe4+ Kxe4 31. Rxb6 dxc3+ 32. Kxc3 Rd3+ 33. Kc4 Rg3 34. Kb5 Rxg2 35. Kxa5 Kd3 36. Bc5 e4 37. a4 Bd1 38. Rd6+ Ke2 39. b4 Rg4 40. b5 e3 41. Bb4 Bc2 42. b6 Be4 43. Re6 Kf3 44. Be1 e2 45. Rxe4 Rxe4 46. b7 Re8 47. Kb6 Kg2 48. Ka7 Kf1 49. Bb4 e1Q 50. Bxe1 Kxe1 51. b8Q Rxb8 52. Kxb8 1-0

[Event "POL-chT 2nd League"]
[Site "Jastrzebia Gora"]
[Date "2022.09.10"]
[Round "8.44"]
[White "Duch, Mariusz"]
[Black "Dzierzak, Radoslaw"]
[Result "1-0"]
[ECO "C00"]
[WhiteElo "2194"]
[BlackElo "2254"]
[PlyCount "137"]
[EventDate "2022.09.03"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 210 Extra"]
[Source "ChessBase"]
[SourceDate "2022.11.30"]
[SourceVersion "1"]
[SourceVersionDate "2022.11.30"]
[SourceQuality "1"]
[WhiteTeam "Plock Hetman"]
[BlackTeam "Gliwice Politechnika Slaska"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. Nf3 Nf6 2. g3 d5 3. Bg2 c5 4. 0-0 e6 5. d3 Nc6 6. Nbd2 Be7 7. e4 Qc7 8. Re1 dxe4 9. dxe4 e5 10. c3 Be6 11. Qe2 0-0 12. Nf1 h6 13. Nh4 Bg4 14. Bf3 Be6 15. Ne3 Rfd8 16. Nhf5 Bf8 17. Ng4 Nxg4 18. Bxg4 Ne7 19. Nxe7+ Qxe7 20. Be3 c4 21. Red1 b6 22. h4 g6 23. Bxe6 Qxe6 24. h5 g5 25. g4 Rd3 26. Rxd3 cxd3 27. Qf3 Rd8 28. b3 Qc6 29. Bd2 Bc5 30. Rd1 Rd6 31. Be1 Rf6 32. Qxd3 Rf4 33. b4 Rxg4+ 34. Kf1 Bf8 35. f3 Rf4 36. Bg3 Rf6 37. Bxe5 Re6 38. Qd5 Qe8 39. Bd4 Rd6 40. Qf5 Bg7 41. Rd2 Qc6 42. e5 Re6 43. Kf2 Qe8 44. Re2 f6 45. Re4 fxe5 46. Be3 Rf6 47. Qg4 Qf7 48. c4 b5 49. Kg2 bxc4 50. Rxc4 Bf8 51. Rc2 Kh8 52. Qe4 Qxh5 53. Rc7 Bg7 54. Rc8+ Rf8 55. Rxf8+ Bxf8 56. Qxe5+ Kg8 57. Qd5+ Qf7 58. Qxf7+ Kxf7 59. b5 Ke6 60. Bxa7 Kd5 61. Be3 Kc4 62. b6 Bd6 63. b7 Kb5 64. Ba7 Ka4 65. b8Q Bxb8 66. Bxb8 Ka3 67. Kg3 h5 68. Bd6+ Kxa2 69. Be7 1-0

[Event "Mazowiec-chT op 1819"]
[Site "Warsaw"]
[Date "2019.02.17"]
[Round "7.5"]
[White "Rozycki, Bartlomiej"]
[Black "Duch, Mariusz"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "2183"]
[BlackElo "2218"]
[PlyCount "135"]
[EventDate "2018.12.02"]
[EventType "team-swiss"]
[EventRounds "10"]
[EventCountry "POL"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f3 Bg7 5. Be3 0-0 6. Qd2 e5 7. d5 c6 8. 0-0-0 cxd5 9. Nxd5 Nxd5 10. Qxd5 Nc6 11. Qxd6 Qa5 12. Qd5 Qc7 13. Qd6 Qa5 14. Qd5 Qc7 15. Qd6 Qa5 16. Bc4 Rd8 17. Qc5 Rxd1+ 18. Kxd1 Qc7 19. Bd5 Bd7 20. Ne2 Rc8 21. Nc3 Qd8 22. Kc1 b6 23. Qc4 Nd4 24. Qa6 Qc7 25. Kb1 b5 26. Qb7 Qd6 27. Bxd4 exd4 28. Nxb5 Qc5 29. Na3 d3 30. cxd3 Qd4 31. Rd1 Be5 32. Nc2 Qf2 33. Bxf7+ Kh8 34. Bb3 Qe2 35. Rc1 Qxd3 36. g3 a5 37. Qd5 Qxd5 38. Bxd5 Rb8 39. b3 a4 40. f4 Bc3 41. Ne3 Bd2 42. Rc7 Bxe3 43. Rxd7 a3 44. e5 Rc8 45. Bc4 Bc5 46. e6 Re8 47. h3 Be7 48. Kc2 h6 49. Rb7 g5 50. f5 Kg7 51. g4 Kf6 52. b4 Rd8 53. b5 Rd4 54. Kc3 Rf4 55. b6 Rf3+ 56. Bd3 Rf2 57. Bc2 Rf3+ 58. Kd2 Rf2+ 59. Kd3 Rf3+ 60. Ke2 Rf4 61. Rd7 Rb4 62. b7 Rb6 63. Kd3 Rb4 64. Kc3 Rb6 65. Bb3 Bb4+ 66. Kc4 Be7 67. Kd5 Rb4 68. Kc6 1-0

[Event "Mazowiec-chT op 1819"]
[Site "Warsaw"]
[Date "2019.01.13"]
[Round "6.9"]
[White "Markiewicz, Michal"]
[Black "Duch, Mariusz"]
[Result "0-1"]
[ECO "A05"]
[WhiteElo "1902"]
[BlackElo "2218"]
[PlyCount "90"]
[EventDate "2018.12.02"]
[EventType "team-swiss"]
[EventRounds "10"]
[EventCountry "POL"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. Nf3 g6 2. g3 Bg7 3. Bg2 c5 4. d3 Nc6 5. e4 Nf6 6. 0-0 0-0 7. Nbd2 d6 8. c3 Rb8 9. Re1 Nd7 10. Nf1 b5 11. d4 b4 12. Be3 bxc3 13. bxc3 Qa5 14. Qc2 Ba6 15. N1d2 Rfc8 16. Nb3 Qa4 17. Qd2 cxd4 18. Nfxd4 Nce5 19. f4 Nc4 20. Qf2 Nxe3 21. Qxe3 Rc7 22. Bh3 e5 23. fxe5 Nxe5 24. Red1 Re8 25. Bf1 Rce7 26. Qf4 Bxf1 27. Rxf1 Qc4 28. Rad1 a6 29. Nf3 Nxf3+ 30. Rxf3 Rxe4 31. Qxd6 Bxc3 32. Rdf1 f5 33. Rf4 a5 34. Nd2 Qd4+ 35. Qxd4 Bxd4+ 36. Kh1 Rxf4 37. gxf4 Re2 38. Nb3 Bb6 39. Rc1 Rxa2 40. Rc8+ Kg7 41. Rb8 Be3 42. Rb5 Bxf4 43. Nd4 Bxh2 44. Nxf5+ gxf5 45. Rb7+ Bc7 0-1

[Event "Mazowiec-chT op 1819"]
[Site "Warsaw"]
[Date "2019.01.13"]
[Round "5.21"]
[White "Wesolek, Krzysztof"]
[Black "Duch, Mariusz"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "1334"]
[BlackElo "2218"]
[PlyCount "28"]
[EventDate "2018.12.02"]
[EventType "team-swiss"]
[EventRounds "10"]
[EventCountry "POL"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 d5 2. d4 Nf6 3. Nc3 g6 4. Bc4 Bg7 5. Nge2 0-0 6. 0-0 Nc6 7. Bg5 h6 8. Bh4 e5 9. dxe5 Nxe5 10. b3 Re8 11. f4 Ned7 12. f5 g5 13. Bg3 b6 14. Nd4 Bb7 0-1

[Event "Mazowiec-chT op 1819"]
[Site "Warsaw"]
[Date "2018.12.09"]
[Round "4.17"]
[White "Duch, Mariusz"]
[Black "Pajak, Jakub Lech"]
[Result "1/2-1/2"]
[ECO "A26"]
[WhiteElo "2218"]
[BlackElo "1941"]
[PlyCount "66"]
[EventDate "2018.12.02"]
[EventType "team-swiss"]
[EventRounds "10"]
[EventCountry "POL"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. Nf3 g6 2. g3 Bg7 3. Bg2 d6 4. c4 Nf6 5. Nc3 Nc6 6. 0-0 0-0 7. d3 e5 8. Rb1 a5 9. a3 Ne8 10. b4 axb4 11. axb4 f5 12. Nd5 Ne7 13. Bg5 Nf6 14. Nxf6+ Bxf6 15. Bxf6 Rxf6 16. c5 h6 17. cxd6 cxd6 18. Qd2 g5 19. Qb2 Ng6 20. Ra1 Rxa1 21. Rxa1 Qb6 22. Ra8 Rf8 23. Nd2 Be6 24. Rxf8+ Kxf8 25. Qa3 Ke7 26. Nb3 Qb5 27. Na5 e4 28. Qc3 Ne5 29. Qc7+ Bd7 30. Nxb7 Qxb4 31. dxe4 fxe4 32. h3 Qe1+ 33. Kh2 Nf7 1/2-1/2

[Event "Mazowiec-chT op 1819"]
[Site "Warsaw"]
[Date "2018.12.09"]
[Round "3.17"]
[White "Maciaga, Marcin"]
[Black "Duch, Mariusz"]
[Result "1/2-1/2"]
[ECO "A37"]
[WhiteElo "2146"]
[BlackElo "2218"]
[PlyCount "99"]
[EventDate "2018.12.02"]
[EventType "team-swiss"]
[EventRounds "10"]
[EventCountry "POL"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. c4 g6 2. g3 Bg7 3. Bg2 c5 4. Nc3 Nc6 5. Nf3 e6 6. d4 cxd4 7. Nb5 d5 8. Nfxd4 Nxd4 9. Nxd4 Ne7 10. 0-0 0-0 11. cxd5 Nxd5 12. e4 Nb6 13. Nb5 Bd7 14. Qe2 Bc6 15. Be3 a6 16. Rfd1 Bxb5 17. Rxd8 Bxe2 18. Rxf8+ Kxf8 19. Bxb6 Bxb2 20. Bc5+ Ke8 21. Rb1 Rd8 22. e5 Bxe5 23. Bxb7 Bb5 24. Kg2 Rd2 25. a4 Bxa4 26. Bxa6 Bc6+ 27. Kh3 Rd5 28. Be3 Bc7 29. g4 h5 30. Bb7 hxg4+ 31. Kxg4 Bxb7 32. Rxb7 Bxh2 33. f4 Rh5 34. Rb8+ Ke7 35. Rb7+ Kf8 36. Rb8+ Kg7 37. Bd4+ e5 38. Bxe5+ Rxe5 39. fxe5 Bxe5 40. Rb7 Kf6 41. Rb6+ Kg7 42. Rb7 Bc3 43. Kf4 Kf6 44. Ke4 Bd2 45. Rd7 Bc1 46. Rd1 Bg5 47. Rd6+ Kg7 48. Ke5 Bh4 49. Rd7 Bg3+ 50. Ke4 1/2-1/2

[Event "Mazowiec-chT op 1819"]
[Site "Warsaw"]
[Date "2018.12.02"]
[Round "2.21"]
[White "Duch, Mariusz"]
[Black "Kolinski, Daniel"]
[Result "1-0"]
[ECO "E10"]
[WhiteElo "2218"]
[BlackElo "1677"]
[PlyCount "93"]
[EventDate "2018.12.02"]
[EventType "team-swiss"]
[EventRounds "10"]
[EventCountry "POL"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. c4 Nf6 2. Nf3 c5 3. d4 e6 4. g3 g6 5. dxc5 Qa5+ 6. Nc3 Qxc5 7. Bg2 Qxc4 8. 0-0 Bg7 9. Bf4 0-0 10. Bd6 Re8 11. Ne5 Qa6 12. b4 Nd5 13. Nxd5 exd5 14. Qxd5 Bxe5 15. Bxe5 Qe6 16. Bc3 Nc6 17. b5 Qxd5 18. Bxd5 Ne7 19. Bf3 d5 20. Bf6 Bd7 21. a4 a6 22. b6 Bc6 23. Rfd1 a5 24. e3 Nc8 25. Bxd5 Bxd5 26. Rxd5 Nxb6 27. Rb5 Nd7 28. Bd4 b6 29. Bxb6 Nxb6 30. Rxb6 Re4 31. Rb5 Rb4 32. Kg2 f5 33. Rd5 Ra7 34. Kf3 Kf7 35. Rd4 Rab7 36. Rad1 Ke7 37. h4 Rxd4 38. Rxd4 Rb4 39. Rxb4 axb4 40. Ke2 Kd6 41. Kd3 Kc5 42. f3 b3 43. Kc3 b2 44. Kxb2 Kb4 45. e4 Kxa4 46. exf5 gxf5 47. Kc3 1-0

[Event "Mazowiec-chT op 1819"]
[Site "Warsaw"]
[Date "2018.12.02"]
[Round "1.13"]
[White "Duch, Mariusz"]
[Black "Suliborski, Jakub"]
[Result "1/2-1/2"]
[ECO "A35"]
[WhiteElo "2218"]
[BlackElo "2111"]
[PlyCount "54"]
[EventDate "2018.12.02"]
[EventType "team-swiss"]
[EventRounds "10"]
[EventCountry "POL"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. Nf3 c5 2. c4 Nc6 3. Nc3 g6 4. e3 Bg7 5. d4 cxd4 6. exd4 d6 7. h3 a5 8. Be3 Nf6 9. d5 Nb4 10. a3 Na6 11. Bd3 0-0 12. 0-0 Nd7 13. Nd4 Ndc5 14. Bc2 e5 15. dxe6 fxe6 16. b4 e5 17. Ndb5 Ne6 18. Nxd6 Nd4 19. c5 Qh4 20. Bb3+ Kh8 21. Nf7+ Rxf7 22. Bxf7 Nc7 23. Nd5 Ncb5 24. Bxd4 Nxd4 25. Nb6 Bxh3 26. Nxa8 Bxg2 27. Kxg2 Qg5+ 1/2-1/2

[Event "POL-chT 1st League"]
[Site "Pokrzywna"]
[Date "2018.09.03"]
[Round "3.1"]
[White "Gbyl, Andrzej"]
[Black "Duch, Mariusz"]
[Result "1-0"]
[ECO "E68"]
[WhiteElo "2248"]
[BlackElo "2233"]
[PlyCount "89"]
[EventDate "2018.09.01"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 186 Extra"]
[Source "ChessBase"]
[SourceDate "2018.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2018.08.24"]
[SourceQuality "1"]
[WhiteTeam "Krakow KKSz"]
[BlackTeam "Gostynin Gostmat 83"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. d4 d6 2. Nf3 Nf6 3. c4 Nbd7 4. Nc3 e5 5. g3 g6 6. Bg2 Bg7 7. 0-0 0-0 8. Qc2 Re8 9. Rd1 h6 10. e4 c6 11. h3 Qe7 12. d5 a5 13. Be3 Nc5 14. Bxc5 dxc5 15. Ne1 cxd5 16. cxd5 Bd7 17. a4 Red8 18. Nf3 Ne8 19. Nd2 Nd6 20. Qb3 h5 21. Nc4 h4 22. Nxd6 Qxd6 23. g4 Rdc8 24. Qc4 Bf8 25. Nb1 Qb6 26. b3 Bd6 27. Na3 Qd8 28. Qd3 b6 29. Bf1 Qe7 30. Qe3 Rf8 31. Bb5 Bc8 32. Nc4 Rb8 33. Nxd6 Qxd6 34. Qg5 Kg7 35. Qxh4 Rh8 36. Qg3 g5 37. Kg2 f6 38. Rh1 Rh4 39. Rad1 Bb7 40. Qd3 Rbh8 41. Bc6 Bc8 42. Qb5 Kg6 43. Qxb6 Qf8 44. Qc7 Qh6 45. Qe7 1-0

[Event "POL-chT 1st League"]
[Site "Pokrzywna"]
[Date "2018.09.02"]
[Round "2.6"]
[White "Duch, Mariusz"]
[Black "Dybowski, Jerzy"]
[Result "0-1"]
[ECO "A10"]
[WhiteElo "2233"]
[BlackElo "2276"]
[PlyCount "132"]
[EventDate "2018.09.01"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 186 Extra"]
[Source "ChessBase"]
[SourceDate "2018.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2018.08.24"]
[SourceQuality "1"]
[WhiteTeam "Gostynin Gostmat 83"]
[BlackTeam "Lublin Drakon"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. g3 f5 2. Bg2 Nf6 3. c4 e6 4. Nf3 c6 5. 0-0 d5 6. d3 Bd6 7. Nc3 Bb4 8. Qb3 Na6 9. e4 dxe4 10. dxe4 Be7 11. Be3 Qa5 12. Rfe1 Nxe4 13. Nxe4 fxe4 14. Nd2 Nc5 15. Qc2 0-0 16. a3 Nd3 17. Re2 Qh5 18. Nxe4 Ne5 19. f4 Ng4 20. h3 Nxe3 21. Rxe3 e5 22. Nf2 exf4 23. Rxe7 Qc5 24. Re2 fxg3 25. Kh1 gxf2 26. Rf1 Qh5 27. Rexf2 Bxh3 28. Rxf8+ Rxf8 29. Rxf8+ Kxf8 30. Qf2+ Qf5 31. Qxa7 Bxg2+ 32. Kxg2 Qc2+ 33. Kh3 Qb3+ 34. Kh2 Qxb2+ 35. Kh1 Kf7 36. c5 h5 37. a4 Ke6 38. Qb8 Qc1+ 39. Kg2 Qg5+ 40. Kf1 Qf5+ 41. Kg2 Qxc5 42. Qxb7 Qc2+ 43. Kh1 Qe4+ 44. Kh2 Qxa4 45. Qc8+ Kd6 46. Qf8+ Kd5 47. Qf5+ Kc4 48. Qf4+ Kb3 49. Qe3+ Kb2 50. Qe5+ Ka2 51. Qe2+ Ka3 52. Qe3+ Qb3 53. Qa7+ Kb2 54. Qxg7+ Qc3 55. Qh6 Qe5+ 56. Kh3 c5 57. Qd2+ Kb3 58. Qd1+ Kc4 59. Qa4+ Kd5 60. Qd7+ Ke4 61. Qa4+ Kf5 62. Qc2+ Kg5 63. Qg2+ Kf6 64. Kh4 Qe7 65. Qd5 Qe1+ 66. Kxh5 Qe5+ 0-1

[Event "POL-chT 1st League"]
[Site "Pokrzywna"]
[Date "2018.09.01"]
[Round "1.2"]
[White "Orzech, Dominik"]
[Black "Duch, Mariusz"]
[Result "1/2-1/2"]
[ECO "A81"]
[WhiteElo "2365"]
[BlackElo "2233"]
[PlyCount "68"]
[EventDate "2018.09.01"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 186 Extra"]
[Source "ChessBase"]
[SourceDate "2018.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2018.08.24"]
[SourceQuality "1"]
[WhiteTeam "Lodz Okucia Budowlane"]
[BlackTeam "Gostynin Gostmat 83"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. d4 d6 2. Nf3 f5 3. g3 Nf6 4. Bg2 e6 5. 0-0 Be7 6. Qd3 0-0 7. Nbd2 Nc6 8. e4 fxe4 9. Nxe4 e5 10. dxe5 dxe5 11. Qc4+ Kh8 12. Nfg5 Nxe4 13. Nxe4 Nd4 14. Be3 Be6 15. Qd3 Nf3+ 16. Kh1 Qxd3 17. cxd3 b6 18. Rfc1 c5 19. Nd2 Bd5 20. Nxf3 Bxf3 21. Bxf3 Rxf3 22. Rc4 Rd8 23. Rd1 Rf7 24. Kg2 Bf8 25. Kf1 Rfd7 26. Ke2 Rd5 27. Re4 Kg8 28. b3 Kf7 29. Bg5 R8d7 30. Bc1 Be7 31. Bb2 Bf6 32. Bc3 Kg6 33. Ke3 Bg5+ 34. Ke2 Bf6 1/2-1/2

[Event "POL-chT rapid"]
[Site "Zgierz"]
[Date "2018.03.03"]
[Round "7.23"]
[White "Duch, Mariusz"]
[Black "Majewski, Krzysztof"]
[Result "1/2-1/2"]
[ECO "B43"]
[WhiteElo "2229"]
[BlackElo "1529"]
[PlyCount "71"]
[EventDate "2018.03.03"]
[EventType "team-swiss (rapid)"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 183 Extra"]
[Source "ChessBase"]
[SourceDate "2018.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2018.04.19"]
[SourceQuality "1"]
[WhiteTeam "Gostynin Gostmat 83"]
[BlackTeam "Koszalin Hetman Politechnika"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. Bd3 Be7 7. 0-0 Nc6 8. Nb3 0-0 9. f4 a6 10. Qf3 Qc7 11. Bd2 Re8 12. Rae1 b5 13. Kh1 Bb7 14. Qh3 g6 15. f5 exf5 16. exf5 Ne5 17. Bg5 Nh5 18. fxg6 hxg6 19. Bxe7 Nxd3 20. Qxd3 Rxe7 21. Rxe7 Qxe7 22. Na5 Re8 23. Nxb7 Qxb7 24. Nd5 Re5 25. Rd1 Qc6 26. c3 Qe8 27. h3 Re1+ 28. Rxe1 Qxe1+ 29. Kh2 Qe5+ 30. Kg1 Qe1+ 31. Kh2 Qe5+ 32. Kg1 Qe1+ 33. Kh2 Qe5+ 34. Kg1 Qe1+ 35. Kh2 Qe5+ 36. Kg1 1/2-1/2

[Event "POL-chT rapid"]
[Site "Zgierz"]
[Date "2018.03.03"]
[Round "5.11"]
[White "Duch, Mariusz"]
[Black "Sieciechowicz, Marcin"]
[Result "1/2-1/2"]
[ECO "E01"]
[WhiteElo "2229"]
[BlackElo "2410"]
[PlyCount "54"]
[EventDate "2018.03.03"]
[EventType "team-swiss (rapid)"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 183 Extra"]
[Source "ChessBase"]
[SourceDate "2018.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2018.04.19"]
[SourceQuality "1"]
[WhiteTeam "Gostynin Gostmat 83"]
[BlackTeam "Legnica Miedz"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. Nf3 d5 2. g3 Nf6 3. Bg2 c6 4. 0-0 e6 5. c4 Bd6 6. d4 0-0 7. Nbd2 b6 8. Qc2 Bb7 9. e4 Nxe4 10. Nxe4 dxe4 11. Qxe4 Nd7 12. Rd1 Nf6 13. Qc2 Qe7 14. b3 c5 15. dxc5 Bxc5 16. Bb2 Rfd8 17. Ng5 Bxg2 18. Kxg2 h6 19. Bxf6 Qxf6 20. Qh7+ Kf8 21. Ne4 Qe5 22. Nxc5 bxc5 23. Re1 Qf6 24. Rad1 Rab8 25. h4 Ke7 26. Qe4 Kf8 27. Qh7 Ke7 1/2-1/2

[Event "POL-chT rapid"]
[Site "Zgierz"]
[Date "2018.03.03"]
[Round "8.19"]
[White "Golenia, Jan"]
[Black "Duch, Mariusz"]
[Result "0-1"]
[ECO "A13"]
[WhiteElo "1986"]
[BlackElo "2229"]
[PlyCount "68"]
[EventDate "2018.03.03"]
[EventType "team-swiss (rapid)"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 183 Extra"]
[Source "ChessBase"]
[SourceDate "2018.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2018.04.19"]
[SourceQuality "1"]
[WhiteTeam "Wieliczka MKS MOS"]
[BlackTeam "Gostynin Gostmat 83"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. Nf3 d5 2. c4 e6 3. g3 Nf6 4. Bg2 dxc4 5. Qa4+ Bd7 6. Qxc4 c5 7. Ne5 Qc7 8. Nxd7 Nbxd7 9. 0-0 Rc8 10. Nc3 Be7 11. d3 0-0 12. Bf4 e5 13. Bg5 h6 14. Be3 a6 15. a4 Nb8 16. Rfc1 Nc6 17. Bxc6 Qxc6 18. Ne4 Nxe4 19. Qxe4 Qxe4 20. dxe4 c4 21. a5 Rc6 22. Rc2 Rfc8 23. Rac1 Bb4 24. Bb6 Bc5 25. Bxc5 Rxc5 26. b4 cxb3 27. Rxc5 Rxc5 28. Rb1 Rb5 29. Kf1 b6 30. axb6 a5 31. Ke1 a4 32. Kd2 a3 33. Kc3 a2 34. Rd1 b2 0-1

[Event "POL-chT rapid"]
[Site "Zgierz"]
[Date "2018.03.03"]
[Round "6.11"]
[White "Masternak, Grzegorz"]
[Black "Duch, Mariusz"]
[Result "1-0"]
[ECO "B26"]
[WhiteElo "2330"]
[BlackElo "2229"]
[PlyCount "77"]
[EventDate "2018.03.03"]
[EventType "team-swiss (rapid)"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 183 Extra"]
[Source "ChessBase"]
[SourceDate "2018.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2018.04.19"]
[SourceQuality "1"]
[WhiteTeam "Katowice Wasko"]
[BlackTeam "Gostynin Gostmat 83"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. e4 d6 2. Nc3 Nf6 3. g3 g6 4. Bg2 Bg7 5. d3 c5 6. h3 Nc6 7. Be3 0-0 8. Qd2 Rb8 9. Bh6 b5 10. Bxg7 Kxg7 11. f4 Nd4 12. Nce2 Bb7 13. g4 Qb6 14. Nf3 Nxf3+ 15. Bxf3 c4 16. g5 Nd7 17. d4 f6 18. h4 f5 19. Ng3 fxe4 20. Bxe4 Bxe4 21. Nxe4 d5 22. Ng3 Qe6+ 23. Ne2 Qe4 24. 0-0 Qf5 25. Ng3 Qg4 26. Kg2 Qxh4 27. Qe3 Rf7 28. Qe6 Rd8 29. Qxd5 Qg4 30. Rae1 Rdf8 31. Qxb5 Nb6 32. Qe5+ Kg8 33. Re4 c3 34. b3 Rd8 35. f5 Qxg5 36. fxg6 Qxg6 37. Rxf7 Rd5 38. Qxe7 Qxf7 39. Rg4+ 1-0

[Event "POL-chT rapid"]
[Site "Zgierz"]
[Date "2018.03.03"]
[Round "9.19"]
[White "Plichta, Kamil"]
[Black "Duch, Mariusz"]
[Result "0-1"]
[ECO "A49"]
[WhiteElo "2335"]
[BlackElo "2229"]
[PlyCount "104"]
[EventDate "2018.03.03"]
[EventType "team-swiss (rapid)"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 183 Extra"]
[Source "ChessBase"]
[SourceDate "2018.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2018.04.19"]
[SourceQuality "1"]
[WhiteTeam "Wisznia Mala Bialy Krol"]
[BlackTeam "Gostynin Gostmat 83"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 0-0 5. 0-0 d6 6. b3 c6 7. Bb2 Qa5 8. Qd2 Qh5 9. Qg5 Bf5 10. Qxh5 Nxh5 11. c4 Na6 12. Nbd2 Nf6 13. Ne1 Bh6 14. e3 Bg4 15. Bf3 Bf5 16. Bc3 Rac8 17. Rc1 Rc7 18. Nc2 Re8 19. Rfd1 Bh3 20. Bg2 Bf5 21. Bf3 Bg7 22. Kg2 h5 23. Nb4 Nxb4 24. Bxb4 Ng4 25. h3 Nh6 26. Ne4 Bc8 27. d5 c5 28. Bd2 Bd7 29. a4 b6 30. Nc3 Nf5 31. Be2 a6 32. Bd3 e6 33. dxe6 fxe6 34. Ne2 Bc6+ 35. Kg1 Bf3 36. Re1 Rf7 37. Bc3 e5 38. Bd2 e4 39. Bc2 g5 40. Nc3 a5 41. Nd5 Ref8 42. Nc3 Re8 43. Nd5 Ref8 44. Nc3 g4 45. h4 Re8 46. Nd5 Rb7 47. Nf4 Be5 48. Nxh5 Rh7 49. Nf4 Kf7 50. Bd1 Nxh4 51. gxh4 Rxh4 52. Ng2 Rh3 0-1

[Event "POL-chT rapid"]
[Site "Zgierz"]
[Date "2018.03.03"]
[Round "2.31"]
[White "Stoppel, Mariusz"]
[Black "Duch, Mariusz"]
[Result "0-1"]
[ECO "D00"]
[WhiteElo "2012"]
[BlackElo "2229"]
[PlyCount "84"]
[EventDate "2018.03.03"]
[EventType "team-swiss (rapid)"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 183 Extra"]
[Source "ChessBase"]
[SourceDate "2018.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2018.04.19"]
[SourceQuality "1"]
[WhiteTeam "Bydgoszcz Hetman"]
[BlackTeam "Gostynin Gostmat 83"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 4. Nc3 d5 5. e3 Nh5 6. Bg5 h6 7. Bh4 c6 8. Be2 Nd7 9. Qd2 g5 10. Bg3 Nxg3 11. hxg3 e5 12. 0-0-0 b5 13. Kb1 e4 14. Ne5 Nxe5 15. dxe5 Qe7 16. Nxd5 cxd5 17. Bxb5+ Kf8 18. Qxd5 Bb7 19. Bc6 Bxc6 20. Qxc6 Rb8 21. c3 Qxe5 22. Rd4 Qf6 23. Qc7 Qb6 24. Qxb6 Rxb6 25. Rxe4 Bxc3 26. b3 Bf6 27. Ra4 Rb7 28. Rd1 Kg7 29. Ra6 Rc8 30. Rdd6 Be7 31. Rdc6 Rd8 32. f4 g4 33. Rc2 h5 34. Ra5 f6 35. Rxh5 Ba3 36. Rh1 Rbd7 37. Re2 f5 38. Kc2 Rc8+ 39. Kb1 Rdc7 40. Ree1 Rc2 41. Rhg1 Rb2+ 42. Ka1 Rcc2 0-1

[Event "POL-chT rapid"]
[Site "Zgierz"]
[Date "2018.03.03"]
[Round "4.23"]
[White "Szustakowski, Antoni"]
[Black "Duch, Mariusz"]
[Result "0-1"]
[ECO "A88"]
[WhiteElo "2297"]
[BlackElo "2229"]
[PlyCount "92"]
[EventDate "2018.03.03"]
[EventType "team-swiss (rapid)"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 183 Extra"]
[Source "ChessBase"]
[SourceDate "2018.04.19"]
[SourceVersion "1"]
[SourceVersionDate "2018.04.19"]
[SourceQuality "1"]
[WhiteTeam "Warszawa Polonia"]
[BlackTeam "Gostynin Gostmat 83"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. d4 d6 2. Nf3 f5 3. g3 Nf6 4. Bg2 g6 5. 0-0 Bg7 6. b3 0-0 7. Bb2 c6 8. c4 Na6 9. Nc3 h6 10. Re1 g5 11. e4 fxe4 12. Nxe4 Nxe4 13. Rxe4 Bf5 14. Re3 Qd7 15. Qd2 Rf7 16. Rae1 Raf8 17. d5 Bxb2 18. Qxb2 c5 19. Nd2 Nc7 20. Ne4 Bh3 21. Qe2 Bxg2 22. Kxg2 Qf5 23. Qh5 Kg7 24. h4 gxh4 25. Qxh4 Qg6 26. R1e2 e5 27. f3 a6 28. g4 b5 29. Ng3 Ne8 30. Re1 Kh7 31. Rh1 Rg8 32. Kf2 Nf6 33. Nf5 h5 34. Ke2 e4 35. Nxd6 exf3+ 36. Kd2 Nxg4 37. Nxf7 Nxe3 38. Qxh5+ Qxh5 39. Rxh5+ Kg6 40. Rg5+ Kxf7 41. Rxg8 f2 42. Kxe3 f1Q 43. Rg3 Qe1+ 44. Kf3 bxc4 45. bxc4 Qc3+ 46. Kf2 Qxc4 0-1

[Event "Mazowiec-chT op 1718"]
[Site "Warsaw"]
[Date "2018.02.18"]
[Round "7.1"]
[White "Duch, Mariusz"]
[Black "Magierski, Dariusz"]
[Result "1-0"]
[ECO "A15"]
[WhiteElo "2229"]
[BlackElo "1660"]
[PlyCount "87"]
[EventDate "2017.12.03"]
[EventType "team-swiss"]
[EventRounds "10"]
[EventCountry "POL"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. c4 Nf6 2. Nf3 d6 3. g3 h6 4. Bg2 e5 5. 0-0 Be7 6. Nc3 Nc6 7. d3 Be6 8. Rb1 Rb8 9. b4 Nd4 10. Nxd4 exd4 11. Nb5 c5 12. bxc5 dxc5 13. Bf4 a6 14. Nc7+ Kf8 15. Nxe6+ fxe6 16. Bxb8 Qxb8 17. Rxb7 Qc8 18. Qa4 e5 19. Qxa6 Kf7 20. Rfb1 Rd8 21. Qc6 Qxc6 22. Bxc6 Ne8 23. Bxe8+ Rxe8 24. Rb8 Bd6 25. Rxe8 Kxe8 26. Rb7 g5 27. a4 h5 28. a5 Kd8 29. a6 Kc8 30. Rg7 Kb8 31. Rxg5 Ka7 32. Rxh5 e4 33. dxe4 Kxa6 34. Rh6 Ka5 35. Rxd6 Kb4 36. e5 Kxc4 37. e6 Kc3 38. e7 c4 39. e8Q d3 40. h4 Kc2 41. exd3 c3 42. Qe2+ Kc1 43. Rc6 Kb1 44. Rxc3 1-0

[Event "Mazowiec-chT op 1718"]
[Site "Warsaw"]
[Date "2018.02.18"]
[Round "8.1"]
[White "Krasiewicz, Robert"]
[Black "Duch, Mariusz"]
[Result "0-1"]
[ECO "A36"]
[WhiteElo "2007"]
[BlackElo "2229"]
[PlyCount "98"]
[EventDate "2017.12.03"]
[EventType "team-swiss"]
[EventRounds "10"]
[EventCountry "POL"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. c4 Nf6 2. g3 g6 3. Bg2 Bg7 4. Nc3 0-0 5. e4 d6 6. d3 c5 7. Nge2 Nc6 8. 0-0 Rb8 9. h3 a6 10. a4 Ne8 11. Be3 Nd4 12. Rb1 b6 13. b4 Bb7 14. Qd2 Nc7 15. Bh6 Bxh6 16. Qxh6 Nce6 17. b5 axb5 18. axb5 Qd7 19. h4 f5 20. f3 Rf6 21. Qe3 f4 22. gxf4 Rbf8 23. Bh3 Qd8 24. f5 gxf5 25. exf5 Ng7 26. Ne4 Ngxf5 27. Nxf6+ Rxf6 28. Bxf5 Nxf5 29. Qf2 Rh6 30. Nf4 e5 31. Qg2+ Kh8 32. Qg5 Qd7 33. Ng2 Rg6 34. Qg4 Rxg4 35. fxg4 Nxh4 36. Nxh4 Qxg4+ 37. Kf2 Qxh4+ 38. Ke2 Qg4+ 39. Kd2 Qg2+ 40. Kc3 e4 41. Rf8+ Kg7 42. Rbf1 exd3 43. R8f7+ Kg6 44. R1f6+ Kg5 45. Rf5+ Kg4 46. Rf2 Qe4 47. Rg7+ Kh3 48. Rff7 Qd4+ 49. Kd2 Be4 0-1

[Event "Mazowiec-chT op 1718"]
[Site "Warsaw"]
[Date "2018.02.04"]
[Round "6.9"]
[White "Duch, Mariusz"]
[Black "Fraczek, Daniel"]
[Result "0-1"]
[ECO "A37"]
[WhiteElo "2229"]
[BlackElo "2397"]
[PlyCount "126"]
[EventDate "2017.12.03"]
[EventType "team-swiss"]
[EventRounds "10"]
[EventCountry "POL"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. Nf3 c5 2. c4 g6 3. Nc3 Bg7 4. g3 Nc6 5. Bg2 d6 6. 0-0 Bf5 7. b3 Qd7 8. Bb2 Bh3 9. e3 h5 10. Bxh3 Qxh3 11. Ng5 Qd7 12. h4 Nh6 13. d4 cxd4 14. Nb5 0-0 15. Nxd4 Nf5 16. Ngf3 Ncxd4 17. Nxd4 a6 18. e4 Nxd4 19. Bxd4 Qe6 20. Bxg7 Kxg7 21. Qd4+ f6 22. Qb6 Qc8 23. Rac1 Qc6 24. Qxc6 bxc6 25. c5 d5 26. exd5 cxd5 27. Rfd1 e6 28. Rd4 Rfc8 29. c6 Rab8 30. c7 Rb6 31. Rc5 Kf7 32. Ra4 Ke7 33. Rca5 Rxc7 34. Rxa6 Rxa6 35. Rxa6 d4 36. Kf1 d3 37. Ke1 Rc2 38. a4 Re2+ 39. Kd1 Rxf2 40. b4 e5 41. Rc6 e4 42. Rc4 f5 43. Rd4 Ke6 44. a5 Ra2 45. Rd8 Ke5 46. Kc1 Ra4 47. Kb2 Rxb4+ 48. Kc3 Ra4 49. Re8+ Kd5 50. Rd8+ Kc5 51. Rc8+ Kb5 52. Rg8 Ra3+ 53. Kd2 Rxa5 54. Rxg6 Ra2+ 55. Ke3 Re2+ 56. Kf4 Rf2+ 57. Ke3 Rf3+ 58. Kd2 Kc4 59. Rc6+ Kd5 60. Rg6 Ke5 61. Rg8 Rf2+ 62. Kc3 Rc2+ 63. Kb3 Rc6 0-1

[Event "Mazowiec-chT op 1718"]
[Site "Warsaw"]
[Date "2018.02.04"]
[Round "5.9"]
[White "Maj, Pawel1111"]
[Black "Duch, Mariusz"]
[Result "1/2-1/2"]
[ECO "A85"]
[WhiteElo "2079"]
[BlackElo "2229"]
[PlyCount "62"]
[EventDate "2017.12.03"]
[EventType "team-swiss"]
[EventRounds "10"]
[EventCountry "POL"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. c4 f5 2. Nf3 Nf6 3. Nc3 g6 4. d4 Bg7 5. Bg5 d6 6. h4 Nbd7 7. Qd2 h6 8. Bf4 e5 9. dxe5 Ne4 10. Nxe4 fxe4 11. Qc2 Nc5 12. exd6 0-0 13. Be3 Qxd6 14. Rd1 Nd3+ 15. exd3 exf3 16. gxf3 c5 17. Kd2 Bf5 18. Bh3 Rad8 19. Bxf5 Rxf5 20. Rh3 Rdf8 21. Rg1 Rxf3 22. Rxf3 Rxf3 23. Ke2 Rh3 24. Qa4 Qf6 25. Qe8+ Kh7 26. Qe4 b6 27. Rg4 Qxb2+ 28. Kf1 Qb1+ 29. Ke2 Qb2+ 30. Kf1 Qb1+ 31. Ke2 Qb2+ 1/2-1/2

[Event "Mazowiec-chT op 1718"]
[Site "Warsaw"]
[Date "2018.01.07"]
[Round "4.12"]
[White "Jaskowski, Piotr"]
[Black "Duch, Mariusz"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "1894"]
[BlackElo "2229"]
[PlyCount "88"]
[EventDate "2017.12.03"]
[EventType "team-swiss"]
[EventRounds "10"]
[EventCountry "POL"]
[SourceTitle "EXT 2020"]
[Source "ChessBase"]
[SourceDate "2019.10.17"]
[SourceVersion "1"]
[SourceVersionDate "2019.10.17"]
[SourceQuality "1"]

1. e4 d6 2. Nc3 Nf6 3. Bc4 g6 4. d3 Bg7 5. h3 0-0 6. Be3 c6 7. Bb3 d5 8. e5 d4 9. exf6 exf6 10. Bd2 dxc3 11. Bxc3 Re8+ 12. Kf1 Nd7 13. a3 Nc5 14. Ba2 Be6 15. b3 f5 16. Bxg7 Kxg7 17. Ne2 Qf6 18. Qe1 a5 19. Qc3 Qxc3 20. Nxc3 b5 21. d4 Nd7 22. Rd1 Nb6 23. Ne2 b4 24. axb4 axb4 25. Bb1 Ra1 26. f3 Nd5 27. Kf2 f4 28. c4 bxc3 29. Rc1 Rb8 30. Nxc3 Rxb3 31. Ne2 Rb2 32. Rhe1 g5 33. Bd3 Rxc1 34. Rxc1 Nb4 35. Bb1 Bc8 36. d5 Ba6 37. dxc6 Rxe2+ 38. Kg1 Nxc6 39. Be4 Ne7 40. Rc7 Ng6 41. Bd5 Ne5 42. Ra7 Bc4 43. Be4 Ng6 44. Rc7 Be6 0-1

[Event "POL-chT 2nd League"]
[Site "Jastrzebia Gora"]
[Date "2016.09.04"]
[Round "2.10"]
[White "Dubinski, Mateusz"]
[Black "Duch, Mariusz"]
[Result "1/2-1/2"]
[ECO "B07"]
[WhiteElo "2241"]
[BlackElo "2255"]
[PlyCount "118"]
[EventDate "2016.09.03"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]
[WhiteTeam "Kopernik WKS"]
[BlackTeam "Gostynin Gostmat 83"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. d4 d6 2. e4 Nf6 3. f3 e5 4. Ne2 c6 5. c4 Be7 6. Be3 0-0 7. Nbc3 a6 8. dxe5 dxe5 9. Qxd8 Rxd8 10. Na4 Nbd7 11. c5 Rb8 12. 0-0-0 Nf8 13. Rxd8 Bxd8 14. Nec3 Be6 15. Kc2 Bc7 16. b3 Ne8 17. Nb2 f6 18. Nc4 Rd8 19. Bd3 Kf7 20. Rb1 Ke7 21. b4 Bc8 22. a4 Ne6 23. Ne2 g6 24. b5 axb5 25. axb5 cxb5 26. Rxb5 N8g7 27. Nc3 Nd4+ 28. Bxd4 Rxd4 29. Nd5+ Kd7 30. Ncb6+ Bxb6 31. Rxb6 Ne8 32. Bb5+ Kd8 33. Bxe8 Kxe8 34. Nxf6+ Kf7 35. Nxh7 Rc4+ 36. Kd3 Rxc5 37. Ng5+ Kg7 38. g3 Ra5 39. Kc4 Ra2 40. Kd5 Rxh2 41. Kxe5 Rg2 42. Kf4 Rc2 43. e5 Rc7 44. Ne4 Bd7 45. e6 Bc6 46. Ke5 Re7 47. f4 Bxe4 48. Kxe4 Kf6 49. Kd5 Kf5 50. g4+ Kf6 51. Rb5 Rxe6 52. g5+ Kf5 53. Rxb7 Re1 54. Rf7+ Kg4 55. Rf6 Kh5 56. Re6 Rd1+ 57. Ke5 Re1+ 58. Kf6 Rf1 59. Re4 Rxf4+ 1/2-1/2

[Event "POL-chT 2nd League"]
[Site "Jastrzebia Gora"]
[Date "2016.09.03"]
[Round "1.76"]
[White "Duch, Mariusz"]
[Black "Daniluk, Jerzy"]
[Result "1-0"]
[ECO "A38"]
[WhiteElo "2255"]
[BlackElo "2100"]
[PlyCount "74"]
[EventDate "2016.09.03"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]
[WhiteTeam "Gostynin Gostmat 83"]
[BlackTeam "Ostroda Ostrodzianka"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. c4 g6 2. Nf3 Bg7 3. g3 c5 4. d4 cxd4 5. Nxd4 Nc6 6. Nc2 Nf6 7. Nc3 0-0 8. Bg2 d6 9. 0-0 Be6 10. b3 Qd7 11. Bb2 Bh3 12. Rb1 h5 13. Nd5 Nxd5 14. cxd5 Ne5 15. Ne3 Rfc8 16. Qd2 Rc7 17. Bd4 b6 18. Qb2 f6 19. Rfc1 Bxg2 20. Nxg2 Bh6 21. f4 Nf7 22. Rxc7 Qxc7 23. Rc1 Qb7 24. Qc2 Qxd5 25. Qxg6+ Bg7 26. Rd1 Nh6 27. Qxg7+ Kxg7 28. Bxf6+ Kxf6 29. Rxd5 Rc8 30. Rxh5 Ng4 31. Nh4 Rc2 32. h3 Ne3 33. Kf2 Nd1+ 34. Kf3 Rc3+ 35. Kg2 Rc2 36. Kf3 Rc3+ 37. Kg2 Rc2 1-0

[Event "Polanica Zdroj op-B 48th"]
[Site "Polanica Zdroj"]
[Date "2012.08.26"]
[Round "9"]
[White "Puroila, Sippo"]
[Black "Duch, Mariusz"]
[Result "0-1"]
[ECO "A02"]
[WhiteElo "1868"]
[BlackElo "2255"]
[PlyCount "50"]
[EventDate "2012.08.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. f4 c5 2. Nf3 d6 3. b3 Nf6 4. Bb2 g6 5. e3 Bg7 6. Be2 0-0 7. 0-0 Nc6 8. c4 Re8 9. d4 Ng4 10. Qd2 Qa5 11. Bc3 Qb6 12. h3 Nxe3 13. d5 Nxf1 14. Kxf1 Bxc3 15. Nxc3 Nd4 16. Na4 Nxf3 17. gxf3 Qc7 18. Kf2 Bf5 19. Rg1 e5 20. fxe5 Rxe5 21. Qh6 Rae8 22. Nc3 Qe7 23. Kg2 Rxe2+ 24. Kh1 Qe5 25. Ra1 Qh2# 0-1

[Event "Polanica Zdroj op-B 48th"]
[Site "Polanica Zdroj"]
[Date "2012.08.25"]
[Round "8"]
[White "Duch, Mariusz"]
[Black "Lizak, Grzegorz"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2255"]
[BlackElo "1773"]
[PlyCount "70"]
[EventDate "2012.08.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nc6 3. Bf4 Bf5 4. e3 a6 5. Bd3 e6 6. a3 f6 7. Bxf5 exf5 8. h3 Nge7 9. Nbd2 Ng6 10. Bg3 Bd6 11. Bxd6 Qxd6 12. g3 0-0 13. Rc1 b5 14. c3 Rfe8 15. 0-0 Nd8 16. Ne1 Nf7 17. h4 Nh6 18. Nd3 Ng4 19. Nf3 Nxe3 20. fxe3 Qxg3+ 21. Kh1 Rxe3 22. Nde1 Nxh4 23. Rg1 Qh3+ 24. Nh2 Rae8 25. Rc2 Rg3 26. Rxg3 Qxg3 27. Re2 Re4 28. Nd3 Nf3 29. Rg2 Qh3 30. Qxf3 Qh6 31. Qxf5 Qe3 32. Qxd5+ Kf8 33. Nc5 Re7 34. Rg1 h5 35. Qxh5 c6 1-0

[Event "Polanica Zdroj op-B 48th"]
[Site "Polanica Zdroj"]
[Date "2012.08.24"]
[Round "7"]
[White "Wieczorek, Aleksandra"]
[Black "Duch, Mariusz"]
[Result "1/2-1/2"]
[ECO "A05"]
[WhiteElo "1701"]
[BlackElo "2255"]
[PlyCount "117"]
[EventDate "2012.08.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. Nf3 c5 2. g3 Nf6 3. Bg2 g6 4. 0-0 Bg7 5. d3 Nc6 6. Nbd2 0-0 7. e4 d6 8. c3 Ng4 9. h3 Nge5 10. d4 Nxf3+ 11. Nxf3 cxd4 12. cxd4 Bd7 13. Be3 Qa5 14. d5 Ne5 15. Nxe5 Bxe5 16. Bd4 Bxd4 17. Qxd4 Rac8 18. Rfc1 b6 19. a3 Qa6 20. Qd2 Kg7 21. f4 Rxc1+ 22. Rxc1 Rc8 23. Rxc8 Qxc8 24. Kh2 h5 25. e5 Qc7 26. Qd4 Kg8 27. Be4 Qc5 28. Qxc5 dxc5 29. Bd3 b5 30. b3 a6 31. Kg2 Bc8 32. Kh2 Bb7 33. Be4 Kf8 34. d6 Bc8 35. Bb7 Bd7 36. dxe7+ Kxe7 37. Bxa6 Bc6 38. Bc8 c4 39. bxc4 bxc4 40. Ba6 c3 41. Bd3 Ke6 42. Bc2 Kd5 43. Kg2 g5 44. Kf2 gxf4 45. gxf4 Kd4 46. Ke2 h4 47. Bb3 Bg2 48. Bxf7 Bxh3 49. Bb3 Bg4+ 50. Kf2 Kd3 51. e6 c2 52. Bxc2+ Kxc2 53. e7 Bd7 54. f5 Be8 55. f6 Kb3 56. Kg2 Kc4 57. a4 Kd5 58. a5 Ke6 59. Kh3 1/2-1/2

[Event "Polanica Zdroj op-B 48th"]
[Site "Polanica Zdroj"]
[Date "2012.08.23"]
[Round "6"]
[White "Duch, Mariusz"]
[Black "Ociepka, Tomasz"]
[Result "1/2-1/2"]
[ECO "E59"]
[WhiteElo "2255"]
[BlackElo "1885"]
[PlyCount "72"]
[EventDate "2012.08.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 c5 6. e3 d5 7. Nf3 Nc6 8. Bd3 0-0 9. 0-0 dxc4 10. Bxc4 cxd4 11. cxd4 b6 12. Bb2 Bb7 13. Ne5 Nxe5 14. dxe5 Ne4 15. Bd4 Rc8 16. Qe2 Rxc4 17. Qxc4 Nd2 18. Qa4 Nxf1 19. Rxf1 a6 20. Qb4 Qd5 21. f3 b5 22. Rc1 Rc8 23. Rxc8+ Bxc8 24. Qc3 Qb7 25. Qc5 h6 26. Bc3 Qd7 27. Bb4 Qd1+ 28. Kf2 Qd7 29. Qf8+ Kh7 30. Kg3 Bb7 31. Kh4 Bc6 32. Qc5 Qd5 33. Qb6 Bb7 34. Qc7 Kg6 35. Qc2+ f5 36. Qc7 Qc4+ 1/2-1/2

[Event "Polanica Zdroj op-B 48th"]
[Site "Polanica Zdroj"]
[Date "2012.08.22"]
[Round "5"]
[White "Powalka, Michal"]
[Black "Duch, Mariusz"]
[Result "1-0"]
[ECO "B76"]
[WhiteElo "1732"]
[BlackElo "2255"]
[PlyCount "57"]
[EventDate "2012.08.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 0-0 8. Qd2 Nc6 9. 0-0-0 Bd7 10. g4 Ne5 11. h4 Qc7 12. h5 Nc4 13. Bxc4 Qxc4 14. hxg6 fxg6 15. Bh6 Rf7 16. Bxg7 Rxg7 17. Kb1 Rd8 18. g5 Nh5 19. Rh2 Rf8 20. Nd5 e5 21. Nf5 Bxf5 22. exf5 Rd7 23. fxg6 hxg6 24. Rxh5 gxh5 25. Nf6+ Rxf6 26. gxf6 Qf4 27. Qd5+ Rf7 28. Rg1+ Kf8 29. Qxd6+ 1-0

[Event "Polanica Zdroj op-B 48th"]
[Site "Polanica Zdroj"]
[Date "2012.08.21"]
[Round "4"]
[White "Gromada, Andrzej"]
[Black "Duch, Mariusz"]
[Result "1-0"]
[ECO "D93"]
[WhiteElo "1923"]
[BlackElo "2255"]
[PlyCount "91"]
[EventDate "2012.08.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 d5 5. Qb3 c6 6. Bf4 0-0 7. e3 e6 8. h3 Qb6 9. Bd6 Re8 10. Be2 Bf8 11. Bh2 Nbd7 12. 0-0 dxc4 13. Bxc4 Qa5 14. Rad1 Nb6 15. Bd3 Nbd5 16. Ne5 Nd7 17. Nxd7 Bxd7 18. Qxb7 Qd8 19. Ne4 Qc8 20. Qxc8 Bxc8 21. Rc1 Bb7 22. Nc5 Bxc5 23. Rxc5 f5 24. a3 a5 25. Be5 Ba6 26. Rd1 Bxd3 27. Rxd3 Rec8 28. Rb3 Ra7 29. f3 Kf7 30. Bb8 Ra8 31. Rb7+ Kg8 32. Be5 Nxe3 33. Rg7+ Kf8 34. Rxh7 Nd5 35. Rxa5 Rxa5 36. Rh8+ Ke7 37. Rxc8 Kd7 38. Rg8 Ne7 39. Rg7 Ke8 40. Bd6 Nc8 41. Bc5 Rb5 42. b4 Rb8 43. a4 Ra8 44. a5 Ra6 45. Rg8+ Kd7 46. Rxg6 1-0

[Event "Polanica Zdroj op-B 48th"]
[Site "Polanica Zdroj"]
[Date "2012.08.20"]
[Round "3"]
[White "Duch, Mariusz"]
[Black "Pichurko, Jakub"]
[Result "0-1"]
[ECO "D94"]
[WhiteElo "2255"]
[BlackElo "1940"]
[PlyCount "65"]
[EventDate "2012.08.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. e3 Bg7 5. Nf3 0-0 6. Bd3 c5 7. 0-0 cxd4 8. exd4 Nc6 9. h3 h6 10. Be3 Be6 11. c5 Nb4 12. Bb1 a6 13. a3 Nc6 14. b4 Qd7 15. Na4 Rad8 16. Nc3 Bf5 17. Nh4 Bxh3 18. gxh3 Qxh3 19. Nf3 g5 20. Nh2 g4 21. Ne2 e5 22. Bf5 Ne7 23. Ng3 h5 24. dxe5 Ne4 25. Bxg4 hxg4 26. Qxg4 Qh7 27. Nxe4 dxe4 28. Bg5 Ng6 29. f4 Rd2 30. Qg3 Rd3 31. Qg2 Nh4 32. Qg4 Nf5 33. Bf6 0-1

[Event "Polanica Zdroj op-B 48th"]
[Site "Polanica Zdroj"]
[Date "2012.08.19"]
[Round "2"]
[White "Duch, Mariusz"]
[Black "Szusterowski, Radoslaw"]
[Result "0-1"]
[ECO "A60"]
[WhiteElo "2255"]
[BlackElo "2200"]
[PlyCount "116"]
[EventDate "2012.08.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. Bg5 h6 7. Bh4 g5 8. Bg3 Bg7 9. e4 0-0 10. Bd3 Re8 11. Nge2 a6 12. a4 c4 13. Bc2 Qc7 14. 0-0 Nbd7 15. Nd4 Nc5 16. Re1 Ng4 17. h3 Ne5 18. Bxe5 Bxe5 19. Nf5 Bxf5 20. exf5 b5 21. axb5 axb5 22. Rxa8 Rxa8 23. Qh5 f6 24. Nxb5 Qf7 25. Qxh6 Rb8 26. Ra1 Qh7 27. Qxh7+ Kxh7 28. Ra7+ Kg8 29. Ra5 Nb3 30. Bxb3 cxb3 31. Na3 Bxb2 32. Rb5 Rxb5 33. Nxb5 Bd4 34. Na3 Kf7 35. Kf1 b2 36. g4 Ke7 37. Ke2 Bc5 38. Nb1 Kd7 39. f3 Kc7 40. Kd3 Bf2 41. Kc2 Bd4 42. Kd3 Be5 43. Kc4 Kb6 44. Kb4 Bf4 45. Kc4 Ka5 46. Kb3 Be5 47. Nd2 Kb5 48. Kc2 Kc5 49. Nf1 Kxd5 50. Ne3+ Kd4 51. Ng2 d5 52. h4 gxh4 53. Nxh4 Ke3 54. Ng6 Bd6 55. f4 d4 56. Ne5 fxe5 57. fxe5 Bxe5 58. g5 d3+ 0-1

[Event "Polanica Zdroj op-B 48th"]
[Site "Polanica Zdroj"]
[Date "2012.08.18"]
[Round "1"]
[White "Michalski, Daniel"]
[Black "Duch, Mariusz"]
[Result "1-0"]
[ECO "E11"]
[WhiteElo "2138"]
[BlackElo "2255"]
[PlyCount "95"]
[EventDate "2012.08.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. g3 Bb4+ 5. Bd2 Bxd2+ 6. Nbxd2 0-0 7. Bg2 c6 8. 0-0 Nbd7 9. Qc2 Qe7 10. e4 dxe4 11. Nxe4 Nxe4 12. Qxe4 Nf6 13. Qf4 Rd8 14. Rad1 Qd6 15. Ne5 Bd7 16. Rd3 Be8 17. Rfd1 Nd7 18. c5 Qc7 19. Qe3 Nf6 20. Nc4 Nd5 21. Bxd5 Rxd5 22. Nd6 b5 23. Re1 Bd7 24. f4 f5 25. Qf3 Rf8 26. Re5 Rf6 27. Rxd5 cxd5 28. Ra3 a5 29. Qe2 b4 30. Re3 Qc6 31. a3 Qa4 32. Qd2 Rf8 33. axb4 axb4 34. Re1 Ra8 35. Rc1 Ra6 36. Kf2 Ra8 37. Qc2 Qc6 38. Qd1 Ra2 39. Qb3 Ra4 40. Re1 g6 41. Qe3 Ra8 42. Qe5 Rf8 43. Ra1 Ra8 44. Qf6 Rf8 45. Qe7 Qc7 46. Ra6 Rb8 47. Rb6 Rd8 48. Nf7 1-0

[Event "POL-chT1"]
[Site "Mrzezyno"]
[Date "2011.09.11"]
[Round "9"]
[White "Czerwonski, Aleksander"]
[Black "Duch, Mariusz"]
[Result "1-0"]
[ECO "A54"]
[WhiteElo "2377"]
[BlackElo "2262"]
[PlyCount "65"]
[EventDate "2011.09.03"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 144 Extra"]
[Source "ChessBase"]
[SourceDate "2011.10.28"]
[SourceVersion "1"]
[SourceVersionDate "2011.10.28"]
[SourceQuality "1"]
[WhiteTeam "Gorzow Wielkopolski Stilon"]
[BlackTeam "Gostynin Gostmat 83 "]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. d4 d6 2. c4 e5 3. Nc3 Nf6 4. Nf3 e4 5. Nd2 Bf5 6. e3 c6 7. b4 Be7 8. Be2 0-0 9. Qb3 d5 10. b5 dxc4 11. Nxc4 c5 12. d5 Nxd5 13. Nxd5 Qxd5 14. Nb6 Qxb3 15. axb3 Bf6 16. Ra2 axb6 17. Rxa8 Be6 18. Bc4 Bxc4 19. bxc4 Nd7 20. Ra7 Ne5 21. Ke2 Nxc4 22. Rd1 Be5 23. Rxb7 Ra8 24. Ra7 Rb8 25. Ra4 Nd6 26. Bb2 Bxb2 27. Rxd6 f5 28. Ra6 Be5 29. Rdxb6 Rd8 30. Rc6 Bc3 31. Ra2 Bb4 32. b6 Rb8 33. Rc7 1-0

[Event "POL-chT1"]
[Site "Mrzezyno"]
[Date "2011.09.10"]
[Round "8"]
[White "Duch, Mariusz"]
[Black "Hnydiuk, Aleksander"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2262"]
[BlackElo "2412"]
[PlyCount "84"]
[EventDate "2011.09.03"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 144 Extra"]
[Source "ChessBase"]
[SourceDate "2011.10.28"]
[SourceVersion "1"]
[SourceVersionDate "2011.10.28"]
[SourceQuality "1"]
[WhiteTeam "Gostynin Gostmat 83 "]
[BlackTeam "Brzeg Prokonex"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. g3 d5 2. Bg2 e5 3. d3 c6 4. c4 Nf6 5. Nf3 Bd6 6. 0-0 dxc4 7. dxc4 Qe7 8. Nc3 h6 9. Qc2 0-0 10. Nh4 Qe6 11. b3 Na6 12. e4 Qe7 13. a3 Re8 14. b4 Qc7 15. Bb2 Be6 16. Qe2 Rad8 17. Rac1 Qb8 18. c5 Bf8 19. f4 Bc8 20. fxe5 Ng4 21. Nd1 Nxe5 22. Ne3 Nd3 23. Ba1 Nxc1 24. Rxc1 Nc7 25. Rf1 b6 26. Nef5 Bxf5 27. Nxf5 Ne6 28. Qg4 g6 29. h4 h5 30. Qf3 gxf5 31. Qxf5 Rd7 32. Be5 Qd8 33. Bf6 Qc7 34. e5 Ng7 35. Qg5 Rd4 36. Bh3 Re4 37. Rf5 Qd7 38. Qh6 Qd4+ 39. Kh2 Re2+ 40. Kh1 Qe4+ 41. Kg1 Re1+ 42. Bf1 Qxf5 0-1

[Event "POL-chT1"]
[Site "Mrzezyno"]
[Date "2011.09.09"]
[Round "7"]
[White "Fraczek, Daniel"]
[Black "Duch, Mariusz"]
[Result "1-0"]
[ECO "E64"]
[WhiteElo "2391"]
[BlackElo "2262"]
[PlyCount "125"]
[EventDate "2011.09.03"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 144 Extra"]
[Source "ChessBase"]
[SourceDate "2011.10.28"]
[SourceVersion "1"]
[SourceVersionDate "2011.10.28"]
[SourceQuality "1"]
[WhiteTeam "Legnica Miedz"]
[BlackTeam "Gostynin Gostmat 83 "]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. d4 d6 2. g3 g6 3. Bg2 Bg7 4. Nf3 Nf6 5. 0-0 0-0 6. Re1 c5 7. d5 Na6 8. c4 Nc7 9. Nc3 e6 10. e4 exd5 11. exd5 a6 12. a4 b6 13. h3 Rb8 14. Bf1 b5 15. Nd2 Bb7 16. Nde4 Nxe4 17. Nxe4 bxc4 18. Bxc4 Qd7 19. Bf4 Ne8 20. Nxc5 Qxh3 21. Nxb7 Rxb7 22. Bxa6 Rxb2 23. Bf1 Qf5 24. Rb1 Rxb1 25. Qxb1 Qxd5 26. Qb5 Nc7 27. Qxd5 Nxd5 28. Bxd6 Rd8 29. Ba3 h5 30. Rd1 Bf6 31. a5 Nc3 32. Rxd8+ Bxd8 33. Bb4 Nd5 34. Bd2 Ne7 35. Bg2 Nc8 36. Bb7 Nd6 37. Bc6 f5 38. Bb4 Nc8 39. Bd7 Na7 40. Bc5 Bxa5 41. Bxa7 Bd8 42. Bd4 h4 43. g4 fxg4 44. Bxg4 Kh7 45. Kg2 Kh6 46. Kh3 Be7 47. f3 Bd8 48. Bf2 Kh7 49. Bxh4 Bb6 50. Bg5 Ba5 51. Be6 Kg7 52. Kg2 Bc7 53. Kf2 Be5 54. Ke3 Bb2 55. Ke4 Bc3 56. Bc4 Bb2 57. Kd5 Bc3 58. Ke6 Bb2 59. Bd3 Bc3 60. Bf4 Ba5 61. Be5+ Kh6 62. Kf7 g5 63. Bg6 1-0

[Event "POL-chT1"]
[Site "Mrzezyno"]
[Date "2011.09.08"]
[Round "6"]
[White "Duch, Mariusz"]
[Black "Jaracz, Pawel"]
[Result "1/2-1/2"]
[ECO "A09"]
[WhiteElo "2262"]
[BlackElo "2558"]
[PlyCount "85"]
[EventDate "2011.09.03"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 144 Extra"]
[Source "ChessBase"]
[SourceDate "2011.10.28"]
[SourceVersion "1"]
[SourceVersionDate "2011.10.28"]
[SourceQuality "1"]
[WhiteTeam "Gostynin Gostmat 83 "]
[BlackTeam "Znin Baszta"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. g3 d5 2. Nf3 g6 3. Bg2 Bg7 4. 0-0 e5 5. c4 dxc4 6. Qa4+ Nd7 7. Qxc4 Ne7 8. d3 0-0 9. Nc3 Nb6 10. Qc5 Nc6 11. Bg5 f6 12. Be3 f5 13. Rad1 f4 14. Bc1 Bg4 15. h3 Bxf3 16. Bxf3 fxg3 17. Bxc6 gxf2+ 18. Rxf2 Rxf2 19. Qxf2 bxc6 20. Ne4 Nd5 21. Rf1 Qd7 22. Qg3 Nf4 23. Bxf4 exf4 24. Qxf4 Qxh3 25. Ng5 Qd7 26. b3 Re8 27. Ne4 Re5 28. Rf3 Qe7 29. Kg2 h6 30. Qg4 Kh7 31. Rg3 Qf7 32. Rf3 Qe8 33. Kf2 a5 34. Kg2 c5 35. a4 Qe7 36. Kf2 h5 37. Qh3 Rd5 38. Kg2 Bd4 39. Qc8 Bg7 40. Qh3 Kh6 41. Qc8 Kh7 42. Qh3 Qe8 43. Qg3 1/2-1/2

[Event "POL-chT1"]
[Site "Mrzezyno"]
[Date "2011.09.07"]
[Round "5"]
[White "Szczechowicz, Bartosz"]
[Black "Duch, Mariusz"]
[Result "1/2-1/2"]
[ECO "A54"]
[WhiteElo "2279"]
[BlackElo "2262"]
[PlyCount "109"]
[EventDate "2011.09.03"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 144 Extra"]
[Source "ChessBase"]
[SourceDate "2011.10.28"]
[SourceVersion "1"]
[SourceVersionDate "2011.10.28"]
[SourceQuality "1"]
[WhiteTeam "Krakow TKKF Drogowiec"]
[BlackTeam "Gostynin Gostmat 83 "]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. d4 d6 2. c4 e5 3. Nf3 e4 4. Ng5 Nf6 5. Nc3 Qe7 6. g3 h6 7. Nh3 g5 8. Nd5 Nxd5 9. cxd5 Bg7 10. Bg2 Bf5 11. Be3 0-0 12. Qd2 Nd7 13. Ng1 Nf6 14. h4 Nxd5 15. hxg5 Nxe3 16. Qxe3 Qxg5 17. Qxg5 hxg5 18. e3 c5 19. Ne2 cxd4 20. exd4 Rac8 21. Kd2 e3+ 22. fxe3 Rc2+ 23. Ke1 Rxb2 24. Kf2 Bd3 25. Bf3 Rc8 26. Rhc1 Rxc1 27. Rxc1 Rxa2 28. Rc3 Bb5 29. Rc8+ Bf8 30. Rc7 b6 31. Bh5 Kh8 32. Rxf7 Bg7 33. Rb7 Kh7 34. Ke1 Bd3 35. Nc3 Ra1+ 36. Kd2 Bg6 37. Bd1 Ra5 38. Rd7 b5 39. Nd5 Ra2+ 40. Kc3 Bf5 41. Rxd6 a5 42. Ne7 Bb1 43. Bb3 b4+ 44. Kc4 Re2 45. Kb5 Rxe3 46. Bg8+ Kh8 47. Rd8 Rxe7 48. Ba2+ Kh7 49. Bxb1+ Kh6 50. Kxa5 b3 51. g4 Bf6 52. Rg8 Bg7 53. Rd8 Bf6 54. Rg8 Bg7 55. Rd8 1/2-1/2

[Event "POL-chT1"]
[Site "Mrzezyno"]
[Date "2011.09.06"]
[Round "4"]
[White "Duch, Mariusz"]
[Black "Wieczorek, Zbigniew"]
[Result "1/2-1/2"]
[ECO "A26"]
[WhiteElo "2262"]
[BlackElo "2318"]
[PlyCount "138"]
[EventDate "2011.09.03"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 144 Extra"]
[Source "ChessBase"]
[SourceDate "2011.10.28"]
[SourceVersion "1"]
[SourceVersionDate "2011.10.28"]
[SourceQuality "1"]
[WhiteTeam "Gostynin Gostmat 83 "]
[BlackTeam "Raciborz Silesia"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. Nf3 g6 2. g3 Bg7 3. Bg2 e5 4. d3 Nc6 5. c4 f5 6. Nc3 Nf6 7. 0-0 d6 8. Rb1 0-0 9. Bg5 Be6 10. Nd5 Ne7 11. Nxf6+ Bxf6 12. Bxf6 Rxf6 13. Ng5 Rb8 14. Nxe6 Rxe6 15. b4 Rf6 16. b5 Qd7 17. Qb3 b6 18. c5+ Kg7 19. cxd6 cxd6 20. Rfc1 f4 21. Rc4 Rbf8 22. Rbc1 fxg3 23. fxg3 Qf5 24. Rc7 Qf2+ 25. Kh1 R8f7 26. Qd1 Nf5 27. Rxf7+ Rxf7 28. Qe1 Qe3 29. Bd5 Re7 30. Rc8 h5 31. Qf1 Kh7 32. a4 Rg7 33. Qf3 Qd2 34. e4 Ne3 35. h4 Ng4 36. Kg1 Qe1+ 37. Kg2 Qd2+ 38. Kg1 Qe1+ 39. Kg2 Qd2+ 40. Kg1 Ne3 41. Bc4 Qe1+ 42. Kh2 Ng4+ 43. Kg2 Qd2+ 44. Kg1 Qh2+ 45. Kf1 Qh3+ 46. Ke1 Nh2 47. Qf8 Qxg3+ 48. Kd2 Qf4+ 49. Qxf4 exf4 50. Rd8 Nf3+ 51. Ke2 Nxh4 52. Rxd6 g5 53. d4 g4 54. e5 f3+ 55. Kf1 g3 56. Bd3+ Kg8 57. Rd8+ Kf7 58. Rd7+ Kf8 59. Rxg7 Kxg7 60. Be4 f2 61. d5 Ng6 62. e6 Ne5 63. e7 Ng4 64. e8Q Nh2+ 65. Kg2 f1Q+ 66. Kxg3 Qg1+ 67. Kh3 Ng4 68. Qg6+ Kf8 69. Qd6+ Kg7 1/2-1/2

[Event "POL-chT1"]
[Site "Mrzezyno"]
[Date "2011.09.05"]
[Round "3"]
[White "Janaszak, Dawid"]
[Black "Duch, Mariusz"]
[Result "1-0"]
[ECO "A25"]
[WhiteElo "2352"]
[BlackElo "2262"]
[PlyCount "83"]
[EventDate "2011.09.03"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 144 Extra"]
[Source "ChessBase"]
[SourceDate "2011.10.28"]
[SourceVersion "1"]
[SourceVersionDate "2011.10.28"]
[SourceQuality "1"]
[WhiteTeam "Ostrow Wielkopolski"]
[BlackTeam "Gostynin Gostmat 83 "]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. c4 d6 2. g3 e5 3. Bg2 Nc6 4. Nc3 Be6 5. Nd5 g6 6. e3 Bg7 7. Ne2 Nh6 8. 0-0 0-0 9. b3 Qd7 10. Bb2 Bh3 11. d4 Bxg2 12. Kxg2 e4 13. Nef4 Rae8 14. Rc1 Nd8 15. b4 f6 16. b5 Ndf7 17. a4 Ng5 18. Nc3 Nhf7 19. c5 Kh8 20. Rh1 f5 21. h4 Nf3 22. c6 bxc6 23. bxc6 Qd8 24. Qb3 Qb8 25. Qa2 Qc8 26. Ba1 Nd8 27. Ncd5 Rf7 28. h5 gxh5 29. Rxh5 Kg8 30. a5 Ne6 31. Rb1 Nd8 32. a6 h6 33. Bc3 Kh7 34. Qc4 Rg8 35. Ba5 Bf8 36. Rb7 Rgg7 37. Rxc7 Qb8 38. Rxf7 Nxf7 39. Nf6+ Kh8 40. Ng6+ Rxg6 41. Qxf7 Rxg3+ 42. Kxg3 1-0

[Event "POL-chT1"]
[Site "Mrzezyno"]
[Date "2011.09.04"]
[Round "2"]
[White "Duch, Mariusz"]
[Black "Marszalek, Maciej"]
[Result "1-0"]
[ECO "A48"]
[WhiteElo "2262"]
[BlackElo "2340"]
[PlyCount "101"]
[EventDate "2011.09.03"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 144 Extra"]
[Source "ChessBase"]
[SourceDate "2011.10.28"]
[SourceVersion "1"]
[SourceVersionDate "2011.10.28"]
[SourceQuality "1"]
[WhiteTeam "Gostynin Gostmat 83 "]
[BlackTeam "Wroclaw WSB"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. Nf3 Nf6 2. d4 g6 3. Bf4 Bg7 4. e3 c5 5. c3 Qb6 6. Qb3 Qxb3 7. axb3 cxd4 8. exd4 d6 9. Nbd2 0-0 10. Nc4 Nbd7 11. Be2 b6 12. 0-0 Bb7 13. b4 a6 14. Rfe1 Rfd8 15. Nfd2 Bf8 16. Bf3 Bxf3 17. Nxf3 Nd5 18. Bg3 Rac8 19. Ne3 Nc7 20. h3 b5 21. Nd2 Nb6 22. Re2 Na4 23. Nb3 Ne8 24. d5 Rd7 25. Na5 Bg7 26. Bh4 Bf6 27. Bxf6 Nxf6 28. Nc6 Kf8 29. c4 e6 30. dxe6 fxe6 31. cxb5 axb5 32. Nd4 Kf7 33. Nxb5 Nb6 34. Ra6 Rb8 35. Rc2 Nc8 36. Rxc8 Rxb5 37. Nc2 Rd5 38. Na3 Ne4 39. f3 Ng3 40. b5 Rd1+ 41. Kf2 Nf5 42. b6 Rd2+ 43. Ke1 Rxb2 44. Ra7 Re7 45. Nc4 Rb1+ 46. Kd2 d5 47. Ne5+ Kf6 48. Nc6 Rxb6 49. Nxe7 Nxe7 50. Rf8+ Kg7 51. Re8 1-0

[Event "POL-chT1"]
[Site "Mrzezyno"]
[Date "2011.09.03"]
[Round "1"]
[White "Jakubowski, Krzysztof"]
[Black "Duch, Mariusz"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "2491"]
[BlackElo "2262"]
[PlyCount "95"]
[EventDate "2011.09.03"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "CBM 144 Extra"]
[Source "ChessBase"]
[SourceDate "2011.10.28"]
[SourceVersion "1"]
[SourceVersionDate "2011.10.28"]
[SourceQuality "1"]
[WhiteTeam "Ostroda Ostrodzianka"]
[BlackTeam "Gostynin Gostmat 83 "]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. d4 d6 2. e4 Nf6 3. Nc3 e5 4. dxe5 dxe5 5. Qxd8+ Kxd8 6. Bg5 Be6 7. 0-0-0+ Nbd7 8. f4 exf4 9. e5 h6 10. Bxf4 Ng4 11. Rd2 g5 12. Bg3 Bg7 13. Nf3 Ke7 14. Re2 h5 15. h3 h4 16. Be1 Ngxe5 17. Nxg5 Bh6 18. Bd2 Rag8 19. Nge4 c6 20. b3 Rg6 21. a4 b6 22. Bxh6 Rhxh6 23. Rf2 Rh8 24. Ne2 Nf6 25. Nd2 Nd5 26. Nd4 c5 27. Nxe6 fxe6 28. Bb5 Rf6 29. Re2 Ng6 30. Ne4 Ngf4 31. Rd2 Rg6 32. Rf1 Rxg2 33. c4 Ne2+ 34. Kb2 Ndf4 35. Rd7+ Kf8 36. Ka3 Rh5 37. Rxa7 Re5 38. Bc6 Rg1 39. Rxg1 Nxg1 40. Rb7 Ngxh3 41. Rxb6 Ng5 42. a5 Nd5 43. Nxg5 Nb4 44. Nf3 Re2 45. Rxb4 cxb4+ 46. Kxb4 h3 47. a6 Ra2 48. Ba4 1-0

[Event "POL-chT 2st League"]
[Site "Mrzezyno"]
[Date "2010.09.09"]
[Round "6.39"]
[White "Goluch, Piotr"]
[Black "Duch, Mariusz"]
[Result "0-1"]
[ECO "A31"]
[WhiteElo "2144"]
[BlackElo "2248"]
[PlyCount "102"]
[EventDate "2010.09.04"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Bogatynia UKS SP3"]
[BlackTeam "Gostynin Gostmat 83"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. Nf3 Nf6 2. c4 c5 3. d4 cxd4 4. Nxd4 b6 5. Nc3 Bb7 6. f3 e6 7. e4 d6 8. Be3 a6 9. Bd3 Be7 10. 0-0 Nbd7 11. Qd2 0-0 12. Rac1 Qc7 13. Rfd1 Rfe8 14. Qf2 Rac8 15. b4 Qb8 16. Nb3 Ne5 17. Na4 Nxd3 18. Rxd3 b5 19. Ba7 Qa8 20. cxb5 Rxc1+ 21. Nxc1 axb5 22. Nc3 d5 23. e5 Nd7 24. Nxb5 Ba6 25. a4 Nxe5 26. Rb3 Rc8 27. Bc5 Bxb5 28. axb5 Qa1 29. Qb2 Qxb2 30. Rxb2 Bxc5+ 31. bxc5 Rxc5 32. Ne2 Nc4 33. Ra2 g6 34. Ra8+ Kg7 35. Rb8 Nd6 36. b6 Rb5 37. Nc3 Rb4 38. Kf2 Nc4 39. b7 Nd6 40. Rd8 Nxb7 41. Rd7 Nc5 42. Rc7 Rc4 43. Nb5 Nd3+ 44. Ke3 Rxc7 45. Nxc7 Ne5 46. h3 h5 47. f4 Nc4+ 48. Kd4 Kf6 49. g4 hxg4 50. hxg4 g5 51. fxg5+ Kxg5 0-1

[Event "POL-chT 2st League"]
[Site "Mrzezyno"]
[Date "2010.09.08"]
[Round "5.9"]
[White "Duch, Mariusz"]
[Black "Markiewicz, Jerzy"]
[Result "1/2-1/2"]
[ECO "A43"]
[WhiteElo "2248"]
[BlackElo "2295"]
[PlyCount "111"]
[EventDate "2010.09.04"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Gostynin Gostmat 83"]
[BlackTeam "Pilzno GKSz Hetman"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. Nf3 g6 2. e4 Bg7 3. d4 c5 4. d5 d6 5. Nc3 Nf6 6. Bb5+ Nbd7 7. a4 0-0 8. 0-0 a6 9. Bc4 b6 10. Bf4 Ne8 11. Re1 Ne5 12. Be2 Nxf3+ 13. Bxf3 f6 14. Rb1 Nc7 15. b4 Bd7 16. Qd2 Rb8 17. Be2 Qe8 18. bxc5 bxc5 19. Rxb8 Qxb8 20. Rb1 Qa7 21. Rb3 Rb8 22. Bc4 Rxb3 23. cxb3 Na8 24. Qe2 Bc8 25. h3 Nb6 26. Bd3 Nd7 27. Bd2 Qb6 28. Bc2 Ne5 29. Nd1 Qb7 30. f4 Nf7 31. Ne3 Bh6 32. Nc4 e5 33. dxe6 Bxe6 34. Qd3 d5 35. Na5 Qa8 36. Qe2 dxe4 37. Bxe4 Bd5 38. Bxd5 Qxd5 39. Nc4 Qf5 40. Qf3 Bf8 41. Qc6 Qb1+ 42. Kh2 Qxb3 43. Qxa6 Qd3 44. Qe6 Kg7 45. Be3 Nd8 46. Qa6 Qe4 47. a5 Ne6 48. Kg3 g5 49. fxg5 f5 50. Kh2 f4 51. Bd2 f3 52. Bc3+ Kg8 53. Ne5 Qf4+ 54. Kg1 Qe3+ 55. Kh2 Qf4+ 56. Kg1 1/2-1/2

[Event "POL-chT 2st League"]
[Site "Mrzezyno"]
[Date "2010.09.07"]
[Round "4.9"]
[White "Bednarek, Sylwester"]
[Black "Duch, Mariusz"]
[Result "1/2-1/2"]
[ECO "B07"]
[WhiteElo "2313"]
[BlackElo "2248"]
[PlyCount "60"]
[EventDate "2010.09.04"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Ostroda Ostrodzianka"]
[BlackTeam "Gostynin Gostmat 83"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. d4 d6 2. e4 Nf6 3. Nc3 e5 4. dxe5 dxe5 5. Qxd8+ Kxd8 6. Bg5 Be6 7. 0-0-0+ Nbd7 8. f4 exf4 9. Nge2 Bd6 10. Nxf4 Be5 11. Ncd5 Ke8 12. Bd3 h6 13. Bxf6 Nxf6 14. Nxe6 fxe6 15. Nxf6+ gxf6 16. g4 h5 17. h3 Ke7 18. Be2 h4 19. c3 Rad8 20. Bc4 c6 21. a4 Bc7 22. Kc2 Rxd1 23. Rxd1 Rd8 24. Rxd8 Bxd8 25. e5 Bc7 26. exf6+ Kxf6 27. Kd3 Ke5 28. g5 Kf5 29. g6 Kxg6 30. Bxe6 Kf6 1/2-1/2

[Event "POL-chT 2st League"]
[Site "Mrzezyno"]
[Date "2010.09.06"]
[Round "3.21"]
[White "Duch, Mariusz"]
[Black "Malec, Sebastian"]
[Result "1-0"]
[ECO "A09"]
[WhiteElo "2248"]
[BlackElo "2155"]
[PlyCount "56"]
[EventDate "2010.09.04"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Gostynin Gostmat 83"]
[BlackTeam "Warszawa Polonia II"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. g3 Nf6 2. Bg2 c5 3. c4 d5 4. Nf3 d4 5. 0-0 Nc6 6. d3 Bg4 7. e4 Qd7 8. Nbd2 e5 9. a3 Bd6 10. Qe1 0-0-0 11. b4 cxb4 12. Nb3 Qe7 13. axb4 Bxb4 14. Bd2 Bc5 15. Nxc5 Qxc5 16. Ra4 Nd7 17. Qa1 Nb6 18. Ra3 f5 19. exf5 e4 20. Ng5 exd3 21. Ne6 Qxf5 22. Nxd8 Kxd8 23. Rxa7 Nxc4 24. Ra8+ Kd7 25. Rxh8 Nxd2 26. Qa8 Nf3+ 27. Kh1 Kc7 28. Ra1 Qd7 1-0

[Event "POL-chT 2st League"]
[Site "Mrzezyno"]
[Date "2010.09.05"]
[Round "2.21"]
[White "Nowak, Rafal"]
[Black "Duch, Mariusz"]
[Result "0-1"]
[ECO "C41"]
[WhiteElo "2081"]
[BlackElo "2248"]
[PlyCount "80"]
[EventDate "2010.09.04"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Gniezno LKS Chrobry"]
[BlackTeam "Gostynin Gostmat 83"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. d4 d6 2. e4 Nf6 3. Nc3 e5 4. Nf3 Nbd7 5. Bc4 Be7 6. h3 0-0 7. Be3 c6 8. a4 b6 9. 0-0 a6 10. Bb3 Bb7 11. Qe2 b5 12. Rad1 Qc7 13. axb5 axb5 14. d5 b4 15. dxc6 Bxc6 16. Nd5 Nxd5 17. exd5 Bb7 18. Ra1 Ra5 19. Rxa5 Qxa5 20. Rd1 Rc8 21. Qe1 Nb6 22. Ra1 Qb5 23. Bxb6 Qxb6 24. Ra4 Qc5 25. Qe4 g6 26. Rxb4 Ba6 27. Ra4 Bb5 28. Ra1 Bd8 29. Qe3 Qxe3 30. fxe3 Bb6 31. Re1 f5 32. Kh2 h6 33. g4 Kf7 34. Kg3 Bxe3 35. Nh4 Kf6 36. Kf3 Bb6 37. Rd1 e4+ 38. Kg3 f4+ 39. Kh2 Bf2 40. Ng2 g5 0-1

[Event "POL-chT 2st League"]
[Site "Mrzezyno"]
[Date "2010.09.04"]
[Round "1.39"]
[White "Duch, Mariusz"]
[Black "Meczynski, Waldemar"]
[Result "1-0"]
[ECO "D34"]
[WhiteElo "2248"]
[BlackElo "2114"]
[PlyCount "54"]
[EventDate "2010.09.04"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Gostynin Gostmat 83"]
[BlackTeam "Konin Hetman"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. Nf3 d5 2. c4 e6 3. g3 Nf6 4. Bg2 Be7 5. 0-0 0-0 6. d4 c5 7. cxd5 exd5 8. Nc3 Nc6 9. Bg5 cxd4 10. Nxd4 h6 11. Be3 Bg4 12. Rc1 Qd7 13. Nxc6 bxc6 14. Na4 Rab8 15. Bc5 Rfe8 16. Re1 Bh3 17. Bf3 Ng4 18. Bxe7 Qxe7 19. Qd2 Ne5 20. Bh1 Qf6 21. b3 h5 22. Qf4 Qxf4 23. gxf4 Rb4 24. Rc3 Ng6 25. Rxh3 Nxf4 26. Re3 Rxe3 27. fxe3 Ng6 1-0

[Event "POL-chT 2nd League"]
[Site "Miedzyzdroje"]
[Date "2009.09.20"]
[Round "9"]
[White "Duch, Mariusz"]
[Black "Borkowski, Franciszek"]
[Result "1/2-1/2"]
[ECO "E60"]
[WhiteElo "2249"]
[BlackElo "2319"]
[PlyCount "16"]
[EventDate "2009.09.12"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Gostynin Gostmat 83"]
[BlackTeam "Wroclaw Hetman"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. Nf3 Nf6 2. c4 g6 3. b3 Bg7 4. Bb2 0-0 5. g3 d6 6. d4 c5 7. Bg2 Nc6 8. 0-0 cxd4 1/2-1/2

[Event "POL-chT 2nd League"]
[Site "Miedzyzdroje"]
[Date "2009.09.19"]
[Round "8"]
[White "Zysko, Jan"]
[Black "Duch, Mariusz"]
[Result "1-0"]
[ECO "B08"]
[WhiteElo "2228"]
[BlackElo "2249"]
[PlyCount "125"]
[EventDate "2009.09.12"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Wroclaw KS Polonia"]
[BlackTeam "Gostynin Gostmat 83"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Be3 c6 5. Nf3 Nf6 6. h3 0-0 7. Be2 Qa5 8. 0-0 Nbd7 9. a4 e5 10. dxe5 dxe5 11. Nd2 Rd8 12. Nc4 Qb4 13. Qd6 Bf8 14. Qxb4 Bxb4 15. f3 Nh5 16. Rfd1 Ng3 17. Kf2 Nxe2 18. Nxe2 f6 19. Nc1 Be7 20. Nb3 Nf8 21. Rxd8 Bxd8 22. Nd6 Bb6 23. Bxb6 axb6 24. a5 bxa5 25. Rxa5 Rb8 26. Nxc8 Rxc8 27. Ra7 b6 28. Rb7 b5 29. Nc5 Rd8 30. Ke2 Rd6 31. Rc7 Ne6 32. Nxe6 Rxe6 33. Rd7 f5 34. Kd3 h5 35. b3 f4 36. Kc3 g5 37. Kb4 g4 38. hxg4 hxg4 39. Kc5 gxf3 40. gxf3 Rg6 41. Rd3 Kf7 42. b4 Ke7 43. Kb6 Rd6 44. Rc3 Kd7 45. Kb7 Rd4 46. Rd3 Rxd3 47. cxd3 Kd6 48. Kb6 Kd7 49. Kc5 Kc7 50. d4 exd4 51. Kxd4 Kd6 52. e5+ Kd7 53. Kc5 Ke6 54. Kxc6 Kxe5 55. Kxb5 Kd5 56. Ka5 Kd4 57. b5 Ke3 58. b6 Kxf3 59. b7 Kg2 60. b8Q f3 61. Qg8+ Kf1 62. Qc4+ Kg1 63. Qg4+ 1-0

[Event "POL-chT 2nd League"]
[Site "Miedzyzdroje"]
[Date "2009.09.18"]
[Round "7"]
[White "Duch, Mariusz"]
[Black "Slaby, Jerzy"]
[Result "0-1"]
[ECO "A38"]
[WhiteElo "2249"]
[BlackElo "2463"]
[PlyCount "70"]
[EventDate "2009.09.12"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Gostynin Gostmat 83"]
[BlackTeam "Pultusk Nadnarwianka"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. Nf3 c5 2. c4 g6 3. d4 Bg7 4. g3 cxd4 5. Nxd4 Nc6 6. Nc2 Nf6 7. Bg2 0-0 8. 0-0 d6 9. Nc3 Be6 10. b3 Qa5 11. Bd2 Qh5 12. e4 Qxd1 13. Raxd1 Nd7 14. Nd5 Rfc8 15. f4 Bxd5 16. exd5 Nd4 17. Ne3 Nc5 18. Kh1 a5 19. Bc3 Nc2 20. Nxc2 Bxc3 21. Rf3 Bf6 22. a4 h6 23. Na3 Kg7 24. Bh3 Rh8 25. Re3 h5 26. Bf1 g5 27. f5 Be5 28. Be2 Kf6 29. h3 g4 30. hxg4 h4 31. gxh4 Rxh4+ 32. Kg1 Rah8 33. Nc2 Bf4 34. Rc3 Ne4 35. Rcd3 Ng5 0-1

[Event "POL-chT 2nd League"]
[Site "Miedzyzdroje"]
[Date "2009.09.17"]
[Round "6"]
[White "Juroszek, Tadeusz"]
[Black "Duch, Mariusz"]
[Result "1-0"]
[ECO "A55"]
[WhiteElo "2384"]
[BlackElo "2249"]
[PlyCount "95"]
[EventDate "2009.09.12"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Gliwice Politechnika Slaska"]
[BlackTeam "Gostynin Gostmat 83"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. e4 c6 2. c4 e5 3. Nf3 d6 4. d4 Nd7 5. Nc3 Ngf6 6. Be2 Be7 7. 0-0 0-0 8. Rb1 a5 9. Be3 exd4 10. Nxd4 Nc5 11. f3 Re8 12. Qd2 Bf8 13. Rfd1 Qc7 14. b3 Be6 15. Kh1 Rad8 16. Bg5 Be7 17. a3 Bc8 18. Be3 Bf8 19. Bf1 d5 20. cxd5 cxd5 21. b4 axb4 22. axb4 Na6 23. Ndb5 Qe7 24. Bb6 Rd7 25. exd5 Qe5 26. d6 Re6 27. Re1 Rdxd6 28. Nxd6 Qxd6 29. Qxd6 Rxd6 30. Be3 Bf5 31. b5 Nb8 32. Rbd1 Rxd1 33. Rxd1 Nbd7 34. b6 Bb4 35. Nd5 Nxd5 36. Rxd5 Be6 37. Rd4 Be7 38. Ra4 Bd5 39. Ra8+ Nf8 40. Bd3 f6 41. Be4 Bxe4 42. fxe4 Kf7 43. Rb8 Ke6 44. Rxb7 Nd7 45. Rc7 Bd6 46. Rc8 g6 47. b7 Bb8 48. Bf2 1-0

[Event "POL-chT 2nd League"]
[Site "Miedzyzdroje"]
[Date "2009.09.16"]
[Round "5"]
[White "Duch, Mariusz"]
[Black "Kempinski, Tomasz"]
[Result "1-0"]
[ECO "A41"]
[WhiteElo "2249"]
[BlackElo "2264"]
[PlyCount "77"]
[EventDate "2009.09.12"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Gostynin Gostmat 83"]
[BlackTeam "Gdanski Drapol Jantar Pruszcz"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. Nf3 g6 2. g3 Bg7 3. Bg2 d6 4. d4 Nd7 5. 0-0 e5 6. c4 Ne7 7. Nc3 0-0 8. b3 exd4 9. Nxd4 c5 10. Ndb5 a6 11. Nxd6 Bxc3 12. Bh6 Bg7 13. Bxg7 Kxg7 14. Nxb7 Bxb7 15. Bxb7 Ra7 16. Bg2 Ne5 17. Qc2 N7c6 18. Rad1 Qf6 19. e3 Nf3+ 20. Kh1 Nce5 21. Rd5 Rc7 22. Rfd1 Re8 23. Qe2 Re6 24. h3 g5 25. Bxf3 Nxf3 26. Kg2 g4 27. hxg4 Nd4 28. g5 Qg6 29. Qb2 Qe4+ 30. Kg1 Qc2 31. Qa1 Rce7 32. exd4 Qxd1+ 33. Qxd1 Re1+ 34. Qxe1 Rxe1+ 35. Kg2 cxd4 36. Rxd4 Re2 37. a4 Rb2 38. Rd6 a5 39. Rb6 1-0

[Event "POL-chT 2nd League"]
[Site "Miedzyzdroje"]
[Date "2009.09.15"]
[Round "4"]
[White "Michniewski, Tomasz"]
[Black "Duch, Mariusz"]
[Result "0-1"]
[ECO "A89"]
[WhiteElo "2190"]
[BlackElo "2249"]
[PlyCount "48"]
[EventDate "2009.09.12"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Milanowek UKS Jedwabnik"]
[BlackTeam "Gostynin Gostmat 83"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. d4 f5 2. c4 Nf6 3. Nf3 g6 4. g3 Bg7 5. Bg2 0-0 6. 0-0 d6 7. Nc3 Nc6 8. d5 Ne5 9. Nxe5 dxe5 10. e4 f4 11. b4 g5 12. Bb2 a6 13. c5 Qe8 14. Re1 Ng4 15. Rc1 Qh5 16. h3 f3 17. Bxf3 Qxh3 18. Rc2 Rf7 19. Na4 Bd7 20. c6 bxc6 21. dxc6 Be6 22. Nc5 Raf8 23. Rc3 Qh2+ 24. Kf1 Qxf2# 0-1

[Event "POL-chT 2nd League"]
[Site "Miedzyzdroje"]
[Date "2009.09.14"]
[Round "3"]
[White "Duch, Mariusz"]
[Black "Wozniak, Marcin"]
[Result "0-1"]
[ECO "A50"]
[WhiteElo "2249"]
[BlackElo "2123"]
[PlyCount "124"]
[EventDate "2009.09.12"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Gostynin Gostmat 83"]
[BlackTeam "Bydgoszcz Chemik"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. Nf3 Nf6 2. g3 b6 3. Bg2 Bb7 4. 0-0 g6 5. d4 Bg7 6. c4 0-0 7. Nc3 d6 8. Qc2 Nbd7 9. e4 e5 10. d5 a5 11. Rb1 Ba6 12. b3 h6 13. a3 Qe7 14. Re1 Rfb8 15. h3 Nh7 16. Be3 Ndf6 17. Nd2 Bc8 18. Kh2 Nh5 19. f3 Qd7 20. Ne2 Ng5 21. Ng1 f5 22. Bf2 Qf7 23. Nf1 Bd7 24. Rb2 Rf8 25. b4 axb4 26. axb4 Ra3 27. Re2 Rfa8 28. Qb1 Ra1 29. Qd3 Qe8 30. Re1 R1a3 31. Rb3 Ra2 32. Re2 fxe4 33. fxe4 Rxe2 34. Qxe2 Ra1 35. Rb2 Ra3 36. Ra2 Qa8 37. Rxa3 Qxa3 38. Qd2 Nf6 39. Qe1 Qd3 40. Nd2 Ba4 41. Qe3 Bc2 42. Ne2 Ngxe4 43. Nxe4 Nxe4 44. Qxe4 Qxe4 45. Bxe4 Bxe4 46. Nc3 Bd3 47. Nb5 Bxc4 48. Nxc7 b5 49. Kg2 e4 50. Bb6 Kf7 51. Kf2 Bc3 52. Ke3 Bxb4 53. Kxe4 Be1 54. g4 b4 55. Ne6 b3 56. Bd4 Bf1 57. Nf4 g5 58. Nd3 Bd2 59. Bb2 Bg2+ 60. Kd4 Bxh3 61. Nf2 Bf1 62. Ba3 Bb4 0-1

[Event "POL-chT 2nd League"]
[Site "Miedzyzdroje"]
[Date "2009.09.13"]
[Round "2"]
[White "Bartel, Michal"]
[Black "Duch, Mariusz"]
[Result "1/2-1/2"]
[ECO "B06"]
[WhiteElo "2237"]
[BlackElo "2249"]
[PlyCount "67"]
[EventDate "2009.09.12"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Warszawa Entropia"]
[BlackTeam "Gostynin Gostmat 83"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. e4 g6 2. d4 Bg7 3. Nc3 c6 4. Nge2 d5 5. e5 f6 6. exf6 exf6 7. h4 Nh6 8. Ng3 Nf5 9. Nxf5 Bxf5 10. Bd3 Qd7 11. Be3 Kf7 12. Qd2 b5 13. Ne2 Na6 14. Bxf5 Qxf5 15. Qa5 Qc8 16. h5 Qb7 17. Qd2 Rae8 18. 0-0-0 Nc7 19. g4 Qc8 20. Rdg1 Qe6 21. Nf4 Qe4 22. h6 Bf8 23. Qc3 Bd6 24. Nd3 Rc8 25. Qxc6 Rhd8 26. Kb1 Ne6 27. Qxb5 Nxd4 28. Bxd4 Qxd4 29. c3 Qc4 30. Qxc4 dxc4 31. Nc1 Bc5 32. Rf1 Rd2 33. f4 Rg2 34. Rd1 1/2-1/2

[Event "POL-chT 2nd League"]
[Site "Miedzyzdroje"]
[Date "2009.09.12"]
[Round "1"]
[White "Duch, Mariusz"]
[Black "Staroszczyk, Mateusz"]
[Result "1-0"]
[ECO "A38"]
[WhiteElo "2249"]
[BlackElo "2052"]
[PlyCount "121"]
[EventDate "2009.09.12"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Gostynin Gostmat 83"]
[BlackTeam "Zielonka Zieloni"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. Nf3 c5 2. g3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Bg7 6. Nc2 Nf6 7. Bg2 0-0 8. 0-0 d6 9. Nc3 Be6 10. b3 Qd7 11. Bb2 Bh3 12. Rb1 Bxg2 13. Kxg2 Rac8 14. Qd2 Rfd8 15. Rfd1 Ne5 16. Ne3 Qc6+ 17. Kg1 Bh6 18. Ncd5 Nxd5 19. Nxd5 Bf8 20. Qd4 f6 21. Qxa7 Ra8 22. Qd4 Kf7 23. a4 Bg7 24. Nf4 e6 25. h4 f5 26. Qe3 Re8 27. Qc3 Bf6 28. Qb4 Red8 29. Nd3 Ng4 30. Bxf6 Nxf6 31. c5 Ne4 32. cxd6 Qxd6 33. Qxb7+ Kf6 34. Qb4 Qxb4 35. Nxb4 Rxd1+ 36. Rxd1 Rb8 37. Nd3 Rxb3 38. Ra1 Nc3 39. Kf1 e5 40. a5 Nb5 41. Ra2 e4 42. Rb2 Ra3 43. Rxb5 exd3 44. exd3 Rxd3 45. Rb7 Ra3 46. Ra7 Ke5 47. a6 f4 48. Ra8 f3 49. Kg1 Kf5 50. Kh2 Kg4 51. Rf8 Rxa6 52. Rf4+ Kh5 53. Rxf3 Ra7 54. Kh3 Kh6 55. g4 Kg7 56. Rb3 Rc7 57. Kg3 Kf6 58. Rb5 Rc3+ 59. f3 Rc7 60. h5 gxh5 61. Rxh5 1-0

[Event "POL-chT 2nd League"]
[Site "Ustron"]
[Date "2008.09.14"]
[Round "8.85"]
[White "Duch, Mariusz"]
[Black "Lach, Ireneusz"]
[Result "1/2-1/2"]
[ECO "A18"]
[WhiteElo "2269"]
[BlackElo "1999"]
[PlyCount "82"]
[EventDate "2008.09.06"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Gostynin Gostmat 83"]
[BlackTeam "Kosienice LKS"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. d4 Nf6 2. c4 e6 3. g3 Be7 4. Bg2 0-0 5. Nf3 d6 6. 0-0 Nbd7 7. Nc3 c6 8. e4 e5 9. h3 Re8 10. Be3 Qc7 11. Rb1 a6 12. b4 b6 13. Qb3 Rb8 14. d5 c5 15. a3 Rf8 16. Nd2 Nh5 17. Kh2 Qd8 18. Qd1 g6 19. Bh6 Ng7 20. f4 f5 21. Nf3 cxb4 22. axb4 Bf6 23. Qd2 Re8 24. Rbe1 Qc7 25. Bxg7 Bxg7 26. exf5 gxf5 27. fxe5 Nxe5 28. Nxe5 Rxe5 29. Rxe5 Bxe5 30. Ne2 Qg7 31. Qd3 a5 32. Rb1 Ra8 33. Qa3 Qc7 34. c5 bxc5 35. bxc5 Ba6 36. cxd6 Bxd6 37. Qe3 Bxe2 38. Qxe2 Bxg3+ 39. Kh1 Qe5 40. Qc2 Rf8 41. Rf1 f4 1/2-1/2

[Event "POL-chT 2nd League"]
[Site "Ustron"]
[Date "2008.09.14"]
[Round "9.68"]
[White "Pazderski, Ziemowit"]
[Black "Duch, Mariusz"]
[Result "0-1"]
[ECO "A43"]
[WhiteElo "2197"]
[BlackElo "2269"]
[PlyCount "112"]
[EventDate "2008.09.06"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Zielonka Zieloni OKiS"]
[BlackTeam "Gostynin Gostmat 83"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. d4 c5 2. d5 g6 3. e4 Bg7 4. Nc3 d6 5. Bb5+ Bd7 6. a4 Nf6 7. f4 0-0 8. Nf3 Bg4 9. 0-0 Na6 10. Bxa6 bxa6 11. Qd3 Bxf3 12. Rxf3 Qb6 13. a5 Qb7 14. Ra3 Rfb8 15. e5 dxe5 16. fxe5 Nd7 17. e6 Ne5 18. exf7+ Kh8 19. Qe4 Nxf3+ 20. Qxf3 Rf8 21. Ne4 Qxd5 22. Ng5 Rad8 23. Qf1 h6 24. Rh3 Qd1 25. Bf4 Bd4+ 26. Be3 Bxe3+ 27. Rxe3 Qxf1+ 28. Kxf1 hxg5 29. Rxe7 Kg7 30. Ke2 Rxf7 31. Re5 Rc8 32. Rxg5 Rf5 33. Rg4 c4 34. Rd4 Rc7 35. b3 cxb3 36. cxb3 Rxa5 37. Kd3 Ra2 38. Rg4 Rb2 39. b4 Rb3+ 40. Kd2 Rb7 41. Rc4 R3xb4 42. Rc6 Rb2+ 43. Ke3 Rxg2 44. h4 Rg4 45. h5 gxh5 46. Rxa6 Rg6 47. Ra5 Rh6 48. Kf3 h4 49. Kg2 h3+ 50. Kh2 Rb2+ 51. Kh1 a6 52. Rg5+ Kf7 53. Rc5 Rd6 54. Rc1 a5 55. Kg1 a4 56. Kf1 h2 0-1

[Event "POL-chT 2nd League"]
[Site "Ustron"]
[Date "2008.09.12"]
[Round "7.80"]
[White "Polok, Kacper"]
[Black "Duch, Mariusz"]
[Result "1/2-1/2"]
[ECO "B09"]
[WhiteElo "1903"]
[BlackElo "2269"]
[PlyCount "85"]
[EventDate "2008.09.06"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Katowice Hetman Szopienice II"]
[BlackTeam "Gostynin Gostmat 83"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 0-0 6. Bd3 Na6 7. a3 c5 8. dxc5 Nxc5 9. 0-0 b6 10. Qe2 Bb7 11. Bd2 a6 12. Rae1 Qc7 13. Kh1 b5 14. b4 Nxd3 15. cxd3 e6 16. Rc1 Qd7 17. Rc2 Rac8 18. Rfc1 Rc7 19. Be3 Rfc8 20. Nd1 Rxc2 21. Rxc2 h5 22. Bd4 Rxc2 23. Qxc2 Qc6 24. Qxc6 Bxc6 25. Kg1 Nd7 26. Bxg7 Kxg7 27. Kf2 Kf6 28. Ke3 Ke7 29. g3 Nb6 30. Nc3 f6 31. Nd2 e5 32. d4 Be8 33. h4 Bf7 34. d5 Be8 35. fxe5 fxe5 36. Kd3 Bd7 37. Nd1 Kf6 38. Nb2 Bg4 39. Nb3 g5 40. Na5 gxh4 41. gxh4 Nd7 42. Ke3 Nf8 43. Kf2 1/2-1/2

[Event "POL-chT 2nd League"]
[Site "Ustron"]
[Date "2008.09.11"]
[Round "5.56"]
[White "Duch, Mariusz"]
[Black "Niemiec, Artur"]
[Result "1/2-1/2"]
[ECO "E04"]
[WhiteElo "2269"]
[BlackElo "2230"]
[PlyCount "60"]
[EventDate "2008.09.06"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Gostynin Gostmat 83"]
[BlackTeam "Deblin Czarni"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. Nf3 Nf6 2. g3 c5 3. Bg2 Nc6 4. 0-0 d5 5. d4 e6 6. c4 dxc4 7. dxc5 Qa5 8. Na3 c3 9. Nc4 Qxc5 10. Qb3 cxb2 11. Bxb2 Be7 12. Ba3 Na5 13. Bxc5 Nxb3 14. Bxe7 Nxa1 15. Bxf6 gxf6 16. Rxa1 Ke7 17. Rb1 Rd8 18. Nfd2 Rb8 19. f4 b6 20. Be4 h6 21. Kf2 Bb7 22. Bd3 Bd5 23. a3 h5 24. Rb4 Rbc8 25. Ne3 Ba8 26. f5 e5 27. Ra4 Rc7 28. Rh4 Rc3 29. Nb1 Rc1 30. Nd2 Rc3 1/2-1/2

[Event "POL-chT 2nd League"]
[Site "Ustron"]
[Date "2008.09.11"]
[Round "6.56"]
[White "Swicarz, Maciej"]
[Black "Duch, Mariusz"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "2284"]
[BlackElo "2269"]
[PlyCount "87"]
[EventDate "2008.09.06"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Wroclaw AZS Politechnika"]
[BlackTeam "Gostynin Gostmat 83"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f3 c6 5. Be3 Nbd7 6. Qd2 b5 7. 0-0-0 Qa5 8. Kb1 Rb8 9. g4 Nb6 10. Nd5 Qxd2 11. Nxf6+ exf6 12. Bxd2 a6 13. Ne2 h5 14. g5 fxg5 15. Bxg5 Be7 16. Be3 d5 17. Bf4 Rb7 18. Rg1 Bf6 19. Nc1 dxe4 20. fxe4 Bg4 21. Rd3 Rd7 22. Nb3 Na4 23. e5 Bh4 24. Bg2 Rc7 25. Na5 c5 26. Bc6+ Rxc6 27. Nxc6 c4 28. Ra3 Kd7 29. d5 c3 30. bxc3 Bf2 31. Rg2 Bc5 32. Rb3 Bf3 33. Rd2 Nb6 34. c4 Be4 35. cxb5 Nc4 36. e6+ fxe6 37. Ne5+ Nxe5 38. Bxe5 Rf8 39. dxe6+ Kxe6 40. Bd4 Rf1+ 41. Kb2 Bd6 42. bxa6 g5 43. Rb5 Rf5 44. a4 1-0

[Event "POL-chT 2nd League"]
[Site "Ustron"]
[Date "2008.09.10"]
[Round "4.68"]
[White "Duch, Mariusz"]
[Black "Kos, Pawel"]
[Result "0-1"]
[ECO "D75"]
[WhiteElo "2269"]
[BlackElo "2275"]
[PlyCount "172"]
[EventDate "2008.09.06"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Gostynin Gostmat 83"]
[BlackTeam "Pultusk Nadnarwianka"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 d5 5. cxd5 Nxd5 6. Bg2 0-0 7. 0-0 c5 8. e4 Nf6 9. e5 Nd5 10. dxc5 e6 11. a3 Nd7 12. Re1 Qc7 13. Qd4 Qxc5 14. Qe4 Qc7 15. Nbd2 b5 16. b4 Bb7 17. Bb2 N5b6 18. Qh4 h6 19. Rac1 Qd8 20. Qg4 Rc8 21. h4 Qe8 22. h5 g5 23. Bd4 a6 24. Ne4 Nc4 25. Nf6+ Kh8 26. Nxd7 Qxd7 27. Rcd1 Rfd8 28. Nxg5 Bxg2 29. Bb6 Bd5 30. Bxd8 Rxd8 31. Nf3 Qb7 32. Qf4 Qc7 33. g4 Rg8 34. Re2 Bxf3 35. Qxf3 Nxe5 36. Qg3 Qb8 37. f3 Qa7+ 38. Kg2 Nc4 39. Kh3 Qb7 40. Rd3 Qb8 41. Qxb8 Rxb8 42. f4 Bf6 43. Rd7 Kg8 44. Ra7 Rb6 45. Rg2 Ne3 46. Rd2 Nd5 47. f5 Rc6 48. fxe6 Nf4+ 49. Kh2 Nxe6 50. Rd3 Kg7 51. Ra8 Be5+ 52. Kg1 Bd4+ 53. Kh2 Be5+ 54. Kg1 Rc1+ 55. Kf2 Bd4+ 56. Kf3 Rc2 57. Ke4 Re2+ 58. Kf3 Re1 59. Rxa6 Ng5+ 60. Kg2 Rg1+ 61. Kh2 Rxg4 62. Ra5 Bg1+ 63. Kh1 Ne4 64. Rf3 Nf2+ 65. Rxf2 Bxf2 66. Rxb5 Be3 67. Rb7 Rg1+ 68. Kh2 Ra1 69. Kg3 Rxa3 70. b5 Rb3 71. Kf3 Kf6 72. Ke4 Ke6 73. Kf3 Bg1+ 74. Kg2 Bd4 75. Kf1 Rh3 76. Rb8 Rxh5 77. b6 Rb5 78. b7 Ke7 79. Ke2 Be5 80. Ra8 Rxb7 81. Kf3 Rb4 82. Ra6 f6 83. Kg2 Kf7 84. Kf3 Kg6 85. Kg2 Rb3 86. Kf2 h5 0-1

[Event "POL-chT 2nd League"]
[Site "Ustron"]
[Date "2008.09.08"]
[Round "3.50"]
[White "Nurkiewicz, Maciej"]
[Black "Duch, Mariusz"]
[Result "1/2-1/2"]
[ECO "B19"]
[WhiteElo "2384"]
[BlackElo "2269"]
[PlyCount "73"]
[EventDate "2008.09.06"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Miedzyborow Wrzos"]
[BlackTeam "Gostynin Gostmat 83"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. e4 c6 2. Nc3 d5 3. d4 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. h5 Bh7 8. Nf3 Nd7 9. Bd3 Bxd3 10. Qxd3 e6 11. Bf4 Qa5+ 12. Bd2 Qc7 13. 0-0-0 Ngf6 14. c4 0-0-0 15. Ne4 c5 16. Nxf6 Nxf6 17. Rh4 Bd6 18. Kb1 a6 19. Bc3 cxd4 20. Nxd4 Bc5 21. Qe2 Qb6 22. Rd2 Rd7 23. Nb3 Rxd2 24. Qxd2 Rd8 25. Qe2 Rd7 26. Nxc5 Qxc5 27. Be5 Qc6 28. f3 Qa4 29. Rh1 Nxh5 30. b3 Qa5 31. Rxh5 Rd2 32. Bb2 Rxb2+ 33. Qxb2 Qxh5 34. Qxg7 Qf5+ 35. Kb2 Qf4 36. Kc2 e5 37. Qf8+ 1/2-1/2

[Event "POL-chT 2nd League"]
[Site "Ustron"]
[Date "2008.09.07"]
[Round "2.56"]
[White "Duch, Mariusz"]
[Black "Kuciel, Wladyslaw"]
[Result "1/2-1/2"]
[ECO "A09"]
[WhiteElo "2269"]
[BlackElo "2129"]
[PlyCount "50"]
[EventDate "2008.09.06"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Gostynin Gostmat 83"]
[BlackTeam "Katowice Hetman Szopienice"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. Nf3 Nf6 2. g3 c5 3. Bg2 Nc6 4. 0-0 d5 5. c4 d4 6. d3 e5 7. b4 cxb4 8. a3 bxa3 9. Bxa3 Bxa3 10. Nxa3 0-0 11. Qa4 Qe7 12. Nc2 Bd7 13. Rfb1 Rab8 14. Nd2 Qe6 15. Nb4 Nxb4 16. Qxb4 a6 17. Bxb7 Qg4 18. Qd6 Qxe2 19. Ne4 Nxe4 20. Bxe4 Rxb1+ 21. Rxb1 Bh3 22. Qxe5 Qc2 23. Re1 Qc3 24. Rb1 Qc2 25. Re1 Qc3 1/2-1/2

[Event "POL-chT 2nd League"]
[Site "Ustron"]
[Date "2008.09.06"]
[Round "1.44"]
[White "Bardeli, Lukasz"]
[Black "Duch, Mariusz"]
[Result "1/2-1/2"]
[ECO "A10"]
[WhiteElo "2317"]
[BlackElo "2269"]
[PlyCount "100"]
[EventDate "2008.09.06"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Gniezno LKS Chrobry"]
[BlackTeam "Gostynin Gostmat 83"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. Nf3 f5 2. c4 Nf6 3. g3 d6 4. Bg2 e5 5. 0-0 Be7 6. Nc3 0-0 7. d4 Nc6 8. d5 Nb4 9. a3 Na6 10. b4 h6 11. e4 Qe8 12. exf5 Bxf5 13. Nh4 Bd7 14. Qc2 Ng4 15. Ng6 Bf5 16. Nxe7+ Qxe7 17. Be4 Bxe4 18. Nxe4 Rac8 19. Bb2 Nb8 20. Qe2 Nf6 21. f4 Nxe4 22. Qxe4 Nd7 23. fxe5 Nxe5 24. Bxe5 dxe5 25. Rae1 Rxf1+ 26. Rxf1 b6 27. Re1 Re8 28. Kg2 Qd6 29. Rc1 Rd8 30. Rf1 Re8 31. c5 bxc5 32. Rc1 cxb4 33. Rc6 Qd7 34. Qc4 bxa3 35. Rxc7 Qf5 36. d6+ Kh7 37. Rf7 Rc8 38. Rxf5 Rxc4 39. Rxe5 Rd4 40. Ra5 Rxd6 41. Rxa3 a6 42. Kf3 Kg6 43. Kf4 Re6 44. h3 Kf6 45. h4 h5 46. Ra5 g6 47. g4 hxg4 48. Kxg4 Rb6 49. h5 gxh5+ 50. Rxh5 Re6 1/2-1/2

[Event "POL-chT 2nd div North"]
[Site "Lublin"]
[Date "1999.??.??"]
[Round "5"]
[White "Bieluszewski, Piotr"]
[Black "Duch, Mariusz"]
[Result "1/2-1/2"]
[ECO "B07"]
[WhiteElo "2195"]
[BlackElo "2285"]
[PlyCount "46"]
[EventDate "1999.09.11"]
[EventType "team-swiss"]
[EventRounds "8"]
[EventCountry "POL"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]
[WhiteTeam "Wisla Nowe"]
[BlackTeam "Plock Wlodkowic"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Bg5 Nf6 5. Qd2 h6 6. Bf4 g5 7. Bg3 Nh5 8. 0-0-0 Nc6 9. Nge2 e5 10. d5 Ne7 11. Kb1 Ng6 12. f3 Nxg3 13. Nxg3 h5 14. Bb5+ Kf8 15. Nge2 Bh6 16. Nc1 g4 17. Qf2 gxf3 18. Rdf1 Qf6 19. Be2 h4 20. Bxf3 Bd7 21. Nd3 Ke7 22. a3 a6 23. Qe1 Qg5 1/2-1/2

[Event "POL-chT 2nd div North"]
[Site "Lublin"]
[Date "1999.??.??"]
[Round "8"]
[White "Duch, Mariusz"]
[Black "Jurkiewicz, Krzysztof1111"]
[Result "0-1"]
[ECO "A18"]
[WhiteElo "2285"]
[BlackElo "2285"]
[PlyCount "60"]
[EventDate "1999.09.11"]
[EventType "team-swiss"]
[EventRounds "8"]
[EventCountry "POL"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]
[WhiteTeam "Plock Wlodkowic"]
[BlackTeam "Gdanski Tama Jantar Pruszcz"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. d4 Nf6 2. Nf3 e6 3. g3 Be7 4. Bg2 0-0 5. 0-0 d6 6. c4 Nbd7 7. Nc3 c6 8. e4 e5 9. Rb1 a6 10. b4 b6 11. h3 Qc7 12. Qe2 Re8 13. Be3 Nf8 14. d5 c5 15. bxc5 bxc5 16. Ne1 Rb8 17. Nd3 Rxb1 18. Rxb1 N6d7 19. Qc2 g6 20. f3 g5 21. Nd1 Ng6 22. Bd2 h5 23. Ne3 h4 24. g4 Nf4 25. Bf1 Nf8 26. Qa4 Qd7 27. Qb3 N8g6 28. Nc1 Qc7 29. Qa4 Qd7 30. Qa3 Qa7 0-1

[Event "POL-chT 2nd div North"]
[Site "Lublin"]
[Date "1999.??.??"]
[Round "3"]
[White "Duch, Mariusz"]
[Black "Krolikowski, Ryszard"]
[Result "1/2-1/2"]
[ECO "D27"]
[WhiteElo "2285"]
[BlackElo "2140"]
[PlyCount "60"]
[EventDate "1999.09.11"]
[EventType "team-swiss"]
[EventRounds "8"]
[EventCountry "POL"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]
[WhiteTeam "Plock Wlodkowic"]
[BlackTeam "Pultusk Nadnarwianka"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 e6 5. Bxc4 c5 6. 0-0 a6 7. a4 Nc6 8. Nc3 Be7 9. dxc5 Qxd1 10. Rxd1 Bxc5 11. Ng5 Ke7 12. Bd2 Bb4 13. Nce4 Bxd2 14. Rxd2 Nxe4 15. Nxe4 Ne5 16. Be2 Bd7 17. f4 Bc6 18. Nc5 Nd7 19. Nxd7 Bxd7 20. Bf3 Rab8 21. Rc1 Rhc8 22. Rxc8 Bxc8 23. a5 b6 24. axb6 Rxb6 25. Kf2 Bb7 26. Bxb7 Rxb7 27. Kf3 Rb3 28. g4 h6 29. h4 f5 30. g5 h5 1/2-1/2

[Event "POL-chT 2nd div North"]
[Site "Lublin"]
[Date "1999.??.??"]
[Round "6"]
[White "Duch, Mariusz"]
[Black "Lobejko, Rafal"]
[Result "1/2-1/2"]
[ECO "E62"]
[WhiteElo "2285"]
[BlackElo "2370"]
[PlyCount "32"]
[EventDate "1999.09.11"]
[EventType "team-swiss"]
[EventRounds "8"]
[EventCountry "POL"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]
[WhiteTeam "Plock Wlodkowic"]
[BlackTeam "Lublin AZS UMCS"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 0-0 5. Bg2 d6 6. Nc3 Nc6 7. 0-0 Bd7 8. b3 Qc8 9. d5 Na5 10. Bb2 c5 11. dxc6 bxc6 12. Qd2 Rb8 13. c5 Nb7 14. cxd6 exd6 15. Rac1 Bh3 16. Rfd1 Bxg2 1/2-1/2

[Event "POL-chT 2nd div North"]
[Site "Lublin"]
[Date "1999.??.??"]
[Round "2"]
[White "Gralka, Julian"]
[Black "Duch, Mariusz"]
[Result "1/2-1/2"]
[ECO "A56"]
[WhiteElo "2275"]
[BlackElo "2285"]
[PlyCount "61"]
[EventDate "1999.09.11"]
[EventType "team-swiss"]
[EventRounds "8"]
[EventCountry "POL"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]
[WhiteTeam "Bydgoszcz Chemik"]
[BlackTeam "Plock Wlodkowic"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. d4 Nf6 2. c4 c5 3. d5 e5 4. Nc3 d6 5. e4 Be7 6. Nf3 0-0 7. h3 Nbd7 8. Bd3 Kh8 9. g4 a6 10. Qe2 Rb8 11. Be3 Ne8 12. a4 g6 13. 0-0-0 Ng7 14. Rdg1 Nf6 15. Nd2 Ng8 16. f4 f5 17. exf5 gxf5 18. g5 Qe8 19. Qh2 e4 20. Be2 Bd7 21. b3 Bd8 22. h4 h5 23. Qf2 Ba5 24. Ndb1 Qg6 25. Qf1 Ne7 26. Kc2 Kh7 27. Qd1 Nc8 28. Bc1 Be8 29. Bb2 b6 30. Rh3 Rb7 31. Nd2 1/2-1/2

[Event "POL-chT 2nd div North"]
[Site "Lublin"]
[Date "1999.??.??"]
[Round "1"]
[White "Jablonski, Lukasz Adam"]
[Black "Duch, Mariusz"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "2055"]
[BlackElo "2285"]
[PlyCount "60"]
[EventDate "1999.09.11"]
[EventType "team-swiss"]
[EventRounds "8"]
[EventCountry "POL"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]
[WhiteTeam "Torun Apator"]
[BlackTeam "Plock Wlodkowic"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Be3 c6 5. a4 Nf6 6. f3 0-0 7. Qd2 Nbd7 8. Bh6 e5 9. dxe5 dxe5 10. h4 Nc5 11. Qxd8 Rxd8 12. Bxg7 Kxg7 13. Bc4 Be6 14. Bxe6 Nxe6 15. Nge2 Rd7 16. Rd1 Rad8 17. Kf2 Rd2 18. Ke3 R2d4 19. Kf2 R4d7 20. Rxd7 Rxd7 21. Rd1 Kf8 22. Rxd7 Nxd7 23. Ke3 Ke7 24. b3 Kd6 25. Nd1 Kc5 26. c3 a5 27. Nb2 b5 28. Kd3 Nb6 29. g3 bxa4 30. Nxa4+ Nxa4 0-1

[Event "POL-chT 2nd div North"]
[Site "Lublin"]
[Date "1999.??.??"]
[Round "7"]
[White "Staniszewski, Piotr"]
[Black "Duch, Mariusz"]
[Result "1/2-1/2"]
[ECO "B06"]
[WhiteElo "2100"]
[BlackElo "2285"]
[PlyCount "14"]
[EventDate "1999.09.11"]
[EventType "team-swiss"]
[EventRounds "8"]
[EventCountry "POL"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]
[WhiteTeam "Plock PTSz"]
[BlackTeam "Plock Wlodkowic"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. e4 g6 2. d4 Bg7 3. Nc3 c6 4. Bc4 b5 5. Bb3 b4 6. Nce2 d6 7. a3 bxa3 1/2-1/2

[Event "Darmstadt Heinerfestpokal op"]
[Site "Darmstadt"]
[Date "1995.??.??"]
[Round "?"]
[White "Bergmann, Holger"]
[Black "Duch, Mariusz"]
[Result "1/2-1/2"]
[ECO "C44"]
[BlackElo "2260"]
[PlyCount "61"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. c3 Nf6 4. d4 Nxe4 5. d5 Nb8 6. Nxe5 Bc5 7. Qg4 0-0 8. Qxe4 d6 9. Bd3 f5 10. Qc4 b5 11. Qxb5 Qe7 12. 0-0 Qxe5 13. Qb3 f4 14. Qc2 Qh5 15. Nd2 Bg4 16. Be4 Nd7 17. h3 Be2 18. Bf3 Bxf3 19. Nxf3 Qxd5 20. b4 Bb6 21. c4 Qh5 22. Bb2 a5 23. a3 Qf5 24. Qxf5 Rxf5 25. Rfe1 axb4 26. axb4 Rxa1 27. Bxa1 Kf7 28. Bd4 Bxd4 29. Nxd4 Re5 30. Rxe5 Nxe5 31. Nb5 1/2-1/2

[Event "Darmstadt Heinerfestpokal op"]
[Site "Darmstadt"]
[Date "1995.??.??"]
[Round "?"]
[White "Duch, Mariusz"]
[Black "Berndt, Walter"]
[Result "1-0"]
[ECO "E01"]
[WhiteElo "2260"]
[BlackElo "2310"]
[PlyCount "42"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 c6 4. Qc2 Bd6 5. g3 Nf6 6. Nbd2 Nbd7 7. Bg2 0-0 8. 0-0 e5 9. dxe5 Nxe5 10. b3 Re8 11. Bb2 Qe7 12. Nd4 Neg4 13. cxd5 Nxd5 14. Nc4 Bc5 15. e4 Nb4 16. Qe2 Qg5 17. a3 Nd5 18. b4 Bf8 19. h3 Ngf6 20. Qd3 Nb6 21. Ne3 Na4 1-0

[Event "Darmstadt Heinerfestpokal op"]
[Site "Darmstadt"]
[Date "1995.??.??"]
[Round "?"]
[White "Duch, Mariusz"]
[Black "Karlsson, Kenneth"]
[Result "1/2-1/2"]
[ECO "A86"]
[WhiteElo "2260"]
[PlyCount "52"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 f5 2. c4 Nf6 3. g3 g6 4. Bg2 Bg7 5. Nh3 0-0 6. 0-0 d6 7. d5 Na6 8. Nc3 Nc5 9. Rb1 a5 10. Qc2 e5 11. dxe6 Bxe6 12. b3 c6 13. Bb2 Qe7 14. Rbd1 Rad8 15. a3 d5 16. cxd5 cxd5 17. Nb5 Rc8 18. Qb1 Nce4 19. Nf4 Bf7 20. Qa1 Rc2 21. Nd4 Rc7 22. Rc1 Rfc8 23. Rxc7 Rxc7 24. Rc1 Rxc1+ 25. Qxc1 Qc5 26. Qe1 Qb6 1/2-1/2

[Event "Darmstadt Heinerfestpokal op"]
[Site "Darmstadt"]
[Date "1995.??.??"]
[Round "?"]
[White "Duch, Mariusz"]
[Black "Schmidt, D."]
[Result "1-0"]
[ECO "D11"]
[WhiteElo "2260"]
[PlyCount "67"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Bf5 4. cxd5 cxd5 5. Qb3 Qc7 6. Nc3 e6 7. Bf4 Qb6 8. Qxb6 axb6 9. Nb5 Bb4+ 10. Nd2 Na6 11. Nd6+ Ke7 12. Nxf5+ exf5 13. e3 Nf6 14. Bd3 g6 15. Ke2 Nh5 16. Bg5+ f6 17. Bh4 Bd6 18. a3 Rhe8 19. Bb5 Red8 20. g4 Ng7 21. h3 Kf7 22. Rac1 Nc7 23. Bd3 f4 24. e4 Re8 25. f3 Rac8 26. Bf2 Rcd8 27. Rhd1 dxe4 28. fxe4 Nge6 29. Nf3 Kg7 30. Kf1 h5 31. gxh5 Rh8 32. e5 Be7 33. Bxg6 Nd5 34. Nh4 1-0

[Event "Darmstadt Heinerfestpokal op"]
[Site "Darmstadt"]
[Date "1995.??.??"]
[Round "?"]
[White "Duch, Mariusz"]
[Black "Tennstedt, Andreas"]
[Result "1/2-1/2"]
[ECO "A44"]
[WhiteElo "2260"]
[BlackElo "2310"]
[PlyCount "56"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 c5 2. d5 e5 3. e4 d6 4. Nc3 a6 5. a4 Be7 6. Nf3 Bg4 7. a5 Nd7 8. Be2 Bxf3 9. Bxf3 Bg5 10. 0-0 Bxc1 11. Qxc1 Ngf6 12. Nd1 0-0 13. Ne3 g6 14. g3 Qc7 15. Nc4 Ne8 16. Bg2 Ng7 17. f4 f5 18. exf5 Nxf5 19. c3 Rae8 20. Qd2 exf4 21. Rxf4 Ne5 22. Nxe5 Rxe5 23. Bh3 Qe7 24. Raf1 Re2 25. Qd3 Re3 26. Qc2 Re2 27. Qd3 Re3 28. Qc2 Re2 1/2-1/2

[Event "Darmstadt Heinerfestpokal op"]
[Site "Darmstadt"]
[Date "1995.??.??"]
[Round "?"]
[White "Grabarczyk, Miroslaw"]
[Black "Duch, Mariusz"]
[Result "1/2-1/2"]
[ECO "E62"]
[WhiteElo "2440"]
[BlackElo "2260"]
[PlyCount "46"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. g3 0-0 5. Bg2 d6 6. Nc3 c6 7. 0-0 Bf5 8. b3 Ne4 9. Bb2 Nxc3 10. Bxc3 Be4 11. Qd2 d5 12. Rfd1 Nd7 13. Ne5 Bxg2 14. Kxg2 Nxe5 15. dxe5 dxc4 16. bxc4 Qc7 17. Qd7 Bxe5 18. Qxc7 Bxc7 19. Rd7 Rac8 20. Rxe7 Rfe8 21. Rxe8+ Rxe8 22. Rb1 b6 23. Kf3 Be5 1/2-1/2

[Event "Darmstadt Heinerfestpokal op"]
[Site "Darmstadt"]
[Date "1995.??.??"]
[Round "?"]
[White "Pietrzak, M."]
[Black "Duch, Mariusz"]
[Result "0-1"]
[ECO "A60"]
[BlackElo "2260"]
[PlyCount "45"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 e5 4. dxe6 fxe6 5. Nc3 a6 6. Bf4 b5 7. e3 b4 8. Na4 d6 9. Bd3 Bb7 10. f3 Be7 11. Ne2 0-0 12. 0-0 Nbd7 13. Bc2 d5 14. Bb3 Nb6 15. Nxb6 Qxb6 16. Bg5 Rad8 17. Qc2 Kh8 18. Rad1 d4 19. e4 e5 20. Qd3 Ng8 21. Bxe7 Nxe7 22. Bc2 Ng6 23. g3 0-1

[Event "Darmstadt Heinerfestpokal op"]
[Site "Darmstadt"]
[Date "1995.??.??"]
[Round "?"]
[White "Staniszewski, Piotr"]
[Black "Duch, Mariusz"]
[Result "1/2-1/2"]
[ECO "C65"]
[WhiteElo "2415"]
[BlackElo "2260"]
[PlyCount "20"]
[EventDate "1995.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. 0-0 Bc5 5. Nxe5 Nxe4 6. Qe2 Nxe5 7. Qxe4 Qe7 8. d4 Nc6 9. Qxe7+ Bxe7 10. c3 0-0 1/2-1/2

[Event "Polanica Zdroj op"]
[Site "Polanica Zdroj"]
[Date "1994.??.??"]
[Round "?"]
[White "Borkowski, Wieslaw"]
[Black "Duch, Mariusz"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "2180"]
[BlackElo "2275"]
[PlyCount "52"]
[EventDate "1994.??.??"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "POL"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 d6 6. b4 Bb6 7. a4 a5 8. b5 Ne7 9. Ba3 0-0 10. 0-0 Ng6 11. Nbd2 c6 12. d4 Re8 13. dxe5 Nxe5 14. Nxe5 Rxe5 15. Qc2 d5 16. exd5 Bf5 17. Qa2 cxd5 18. Nf3 Re8 19. Rad1 Qc8 20. Bb3 Be4 21. Ng5 Bxg2 22. Kxg2 Qg4+ 23. Kh1 Qxg5 24. Bxd5 Qh4 25. Bg2 Ng4 26. h3 Nxf2+ 0-1

[Event "Plock op rapid"]
[Site "Plock"]
[Date "1994.??.??"]
[Round "2"]
[White "Duch, Mariusz"]
[Black "Arnold, Ralf"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "2275"]
[PlyCount "74"]
[EventDate "1994.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. d4 c6 2. e4 d5 3. f3 dxe4 4. fxe4 g6 5. Nf3 Bg7 6. Bc4 e6 7. 0-0 Ne7 8. c3 b5 9. Bb3 Nd7 10. Ng5 0-0 11. Nxf7 Qc7 12. Bxe6 Nf6 13. Ng5+ Kh8 14. Bf4 Qb7 15. Be5 Bxe6 16. Nxe6 Rf7 17. Nxg7 Kxg7 18. Nd2 Raf8 19. Qe2 Qd7 20. a4 a6 21. axb5 axb5 22. Nb3 Kg8 23. Nc5 Qc8 24. Bxf6 Rxf6 25. Rxf6 Rxf6 26. e5 Rf5 27. Ne4 Rf8 28. Rf1 Kg7 29. Rxf8 Qxf8 30. Qf3 Qxf3 31. gxf3 Nd5 32. Kf2 h6 33. Ke2 g5 34. Nc5 Kf7 35. Kd3 Kg6 36. b3 Nf4+ 37. Ke4 Ne6 1-0

[Event "Polanica Zdroj op"]
[Site "Polanica Zdroj"]
[Date "1994.??.??"]
[Round "?"]
[White "Duch, Mariusz"]
[Black "Jamroz, Krzysztof"]
[Result "1/2-1/2"]
[ECO "E69"]
[WhiteElo "2275"]
[PlyCount "116"]
[EventDate "1994.??.??"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "POL"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 d6 5. Bg2 0-0 6. Nc3 Nbd7 7. 0-0 e5 8. e4 c6 9. h3 Qb6 10. d5 Nc5 11. Qe2 cxd5 12. cxd5 Bd7 13. Be3 Qa5 14. Nd2 b5 15. a3 Na4 16. Rfc1 Rfc8 17. Nb3 Nxc3 18. Rxc3 Qa4 19. Rxc8+ Rxc8 20. Qd3 Rc4 21. Nd2 Qc2 22. Bf1 Rc7 23. Qxc2 Rxc2 24. Rb1 Nh5 25. Bd3 Rc7 26. Kg2 f5 27. Nb3 fxe4 28. Bxe4 Nf6 29. f3 Nxe4 30. fxe4 Rc2+ 31. Nd2 a5 32. h4 h5 33. Kf2 Bg4 34. Bg5 Kh7 35. Ke3 Bh6 36. Bxh6 Kxh6 37. Kd3 Rc7 38. Rf1 Kg7 39. Nb3 a4 40. Nd2 Bh3 41. Rh1 Bg4 42. Rf1 Bh3 43. Re1 Bg4 44. Nb1 Bd7 45. Nc3 Rc4 46. Na2 Bh3 47. Rc1 Rd4+ 48. Ke3 Bg2 49. Rc7+ Kf8 50. Nc3 b4 51. axb4 Rxb4 52. Rd7 Rxb2 53. Rxd6 Rb3 54. Kd2 a3 55. Rxg6 Rb2+ 56. Kc1 Rb3 57. Kc2 Rb2+ 58. Kc1 Rb3 1/2-1/2

[Event "Polanica Zdroj op"]
[Site "Polanica Zdroj"]
[Date "1994.??.??"]
[Round "?"]
[White "Duch, Mariusz"]
[Black "Jasnikowski, Zbigniew"]
[Result "0-1"]
[ECO "D76"]
[WhiteElo "2275"]
[BlackElo "2475"]
[PlyCount "94"]
[EventDate "1994.??.??"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "POL"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 d5 5. cxd5 Nxd5 6. Bg2 Nb6 7. 0-0 Nc6 8. Nc3 0-0 9. d5 Na5 10. Qc2 Nxd5 11. Rd1 c6 12. e4 Nb4 13. Qa4 b5 14. Qxb4 Bxc3 15. Rxd8 Bxb4 16. Rxf8+ Kxf8 17. Bh6+ Ke8 18. e5 Bb7 19. a3 Nb3 20. Rd1 Bc5 21. e6 fxe6 22. Ne5 Rc8 23. Be3 Bb6 24. Bxb6 axb6 25. Rd7 Nc5 26. Rxb7 Nxb7 27. Bxc6+ Rxc6 28. Nxc6 Kd7 29. Nd4 Nd6 30. b3 e5 31. Nf3 Nf7 32. Kf1 Kc6 33. Ke2 Kd5 34. Ke3 Nh6 35. Ng5 Ng4+ 36. Ke2 h6 37. Nf7 Ke6 38. Nd8+ Kd7 39. f3 Kxd8 40. fxg4 Kd7 41. Ke3 Kd6 42. Ke4 g5 43. h4 Ke6 44. b4 Kd6 45. hxg5 hxg5 46. Kf5 e4 47. Kxe4 e6 0-1

[Event "Polanica Zdroj op"]
[Site "Polanica Zdroj"]
[Date "1994.??.??"]
[Round "?"]
[White "Duch, Mariusz"]
[Black "Krylov, Stanislav Ivanovich"]
[Result "1-0"]
[ECO "E69"]
[WhiteElo "2275"]
[PlyCount "87"]
[EventDate "1994.??.??"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "POL"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 d6 5. Bg2 0-0 6. Nc3 Nbd7 7. 0-0 e5 8. e4 c6 9. h3 Qb6 10. d5 c5 11. Ne1 Ne8 12. Nd3 Qd8 13. Be3 f5 14. Qd2 Ndf6 15. exf5 Bxf5 16. g4 Bd7 17. f3 a6 18. a4 b6 19. Rfb1 a5 20. Nf2 Ra7 21. Bf1 Kh8 22. Kg2 Bc8 23. Be2 Raf7 24. Rh1 Rg8 25. Rag1 Bf8 26. b3 Be7 27. Kf1 Rgf8 28. Ke1 Ng8 29. Kd1 Rg7 30. Kc2 Nef6 31. Kb1 Rff7 32. Ka2 Qf8 33. h4 Qd8 34. h5 gxh5 35. g5 Ne8 36. Bd3 Bf5 37. Bxf5 Rxf5 38. Rxh5 Nc7 39. Nfe4 Qe8 40. Qh2 Qf7 41. Rg3 Bf8 42. Qh3 Rg6 43. Rxh7+ Qxh7 44. Qxf5 1-0

[Event "Polanica Zdroj op"]
[Site "Polanica Zdroj"]
[Date "1994.??.??"]
[Round "?"]
[White "Hnydiuk, Aleksander"]
[Black "Duch, Mariusz"]
[Result "1-0"]
[ECO "C47"]
[WhiteElo "2220"]
[BlackElo "2275"]
[PlyCount "65"]
[EventDate "1994.??.??"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "POL"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 Bb4 5. Nxe5 0-0 6. Qd3 Qe7 7. Bd2 Nxe5 8. dxe5 Qxe5 9. 0-0-0 d6 10. f4 Qe7 11. Re1 Re8 12. Qg3 Bd7 13. Bd3 Bc6 14. a3 Ba5 15. e5 Nd5 16. Bxh7+ Kxh7 17. Qd3+ Kg8 18. Nxd5 Bxd2+ 19. Qxd2 Bxd5 20. Qxd5 dxe5 21. Rxe5 Qf6 22. Qe4 Rxe5 23. Qxe5 Qc6 24. Qd4 Re8 25. Rd1 g6 26. Qd5 Qb6 27. Kb1 c6 28. Qd7 Re2 29. Qg4 Qb5 30. f5 Kg7 31. fxg6 fxg6 32. Rd7+ Kf6 33. Rd6+ 1-0

[Event "Plock op rapid"]
[Site "Plock"]
[Date "1994.??.??"]
[Round "9"]
[White "Jaskolski, Konrad"]
[Black "Duch, Mariusz"]
[Result "0-1"]
[ECO "C45"]
[BlackElo "2275"]
[PlyCount "40"]
[EventDate "1994.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. e5 Qe7 7. Qe2 Nd5 8. c4 Ba6 9. Nd2 Nf4 10. Qe4 Ng6 11. f4 0-0-0 12. b3 Bb7 13. Bd3 c5 14. Qe3 Bxg2 15. Rg1 Qh4+ 16. Kd1 Nxf4 17. Rxg2 Nxg2 18. Qf3 Qg4 19. Bf1 Ne3+ 20. Ke2 Qxf3+ 0-1

[Event "Plock op rapid"]
[Site "Plock"]
[Date "1994.??.??"]
[Round "3"]
[White "Kolkin, Michail"]
[Black "Duch, Mariusz"]
[Result "1-0"]
[ECO "B24"]
[BlackElo "2275"]
[PlyCount "54"]
[EventDate "1994.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 e6 6. Be3 b6 7. Nge2 Nge7 8. Qd2 d5 9. exd5 exd5 10. Bh6 0-0 11. Bxg7 Kxg7 12. d4 Be6 13. h4 h5 14. 0-0 Bg4 15. Rfe1 Bxe2 16. Nxe2 c4 17. b3 b5 18. bxc4 bxc4 19. Rab1 Qd6 20. c3 Rab8 21. Qf4 Qa3 22. Qd2 Qd6 23. Qg5 Rxb1 24. Rxb1 Nd8 25. Qf4 Qd7 26. Qe5+ Kh7 27. Nf4 Ne6 1-0

[Event "Polanica Zdroj op"]
[Site "Polanica Zdroj"]
[Date "1994.??.??"]
[Round "?"]
[White "Listowiecki, Tadeusz"]
[Black "Duch, Mariusz"]
[Result "1/2-1/2"]
[ECO "A03"]
[WhiteElo "2100"]
[BlackElo "2275"]
[PlyCount "99"]
[EventDate "1994.??.??"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "POL"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. f4 d5 2. b3 Nf6 3. e3 g6 4. Nf3 Bg7 5. Bb2 0-0 6. Be2 c5 7. 0-0 Nc6 8. Ne5 Nxe5 9. Bxe5 Ne8 10. Bxg7 Nxg7 11. Bf3 Rb8 12. Qe2 Qd6 13. Nc3 e6 14. a4 b6 15. a5 Bd7 16. axb6 axb6 17. Ra7 b5 18. Rfa1 Rb6 19. R1a5 Rfb8 20. e4 Bc6 21. e5 Qd8 22. Qf2 d4 23. Ne4 Bxe4 24. Bxe4 Nf5 25. g4 Ne7 26. h4 Nc6 27. Bxc6 Rxc6 28. h5 d3 29. c3 Qd5 30. hxg6 hxg6 31. Rxb5 Rcc8 32. c4 Qe4 33. Qe3 Qxe3+ 34. dxe3 Rxb5 35. cxb5 Rd8 36. Ra1 d2 37. Rd1 Rd3 38. Kf2 Kf8 39. Ke2 Rxb3 40. Rxd2 Rxb5 41. Rd7 c4 42. Rc7 Rb2+ 43. Kf3 Rc2 44. Ke4 Rc3 45. Kd4 Rd3+ 46. Ke4 Rc3 47. g5 Ke8 48. Ra7 Kf8 49. Kd4 Rd3+ 50. Ke4 1/2-1/2

[Event "Plock op rapid"]
[Site "Plock"]
[Date "1994.??.??"]
[Round "1"]
[White "Szalkowski, Jozef"]
[Black "Duch, Mariusz"]
[Result "0-1"]
[ECO "A35"]
[BlackElo "2275"]
[PlyCount "59"]
[EventDate "1994.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. c4 c5 2. Nc3 Nc6 3. Nf3 g6 4. e3 Bg7 5. d4 Nf6 6. Be2 cxd4 7. Nxd4 0-0 8. 0-0 Nxd4 9. exd4 d5 10. Be3 a6 11. cxd5 Nxd5 12. Nxd5 Qxd5 13. b3 Bf5 14. Bf3 Be4 15. Rc1 Bxf3 16. Qxf3 Qxf3 17. gxf3 Rac8 18. Rfd1 Rfd8 19. Rxc8 Rxc8 20. Rd2 Bf6 21. Kf1 Rc1+ 22. Kg2 Rc7 23. f4 Rd7 24. Kf3 e6 25. Ke4 Rd5 26. Kf3 Kf8 27. Ke4 Ke7 28. Rc2 Kd7 29. f3 Bd8 30. Rc5 0-1

[Event "Plock op rapid"]
[Site "Plock"]
[Date "1994.??.??"]
[Round "7"]
[White "Wieczorkowski, C."]
[Black "Duch, Mariusz"]
[Result "0-1"]
[ECO "C91"]
[BlackElo "2275"]
[PlyCount "37"]
[EventDate "1994.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 0-0 8. c3 d6 9. d4 Bg4 10. d5 Na5 11. Bc2 c5 12. dxc6 Qc7 13. Qd3 Rac8 14. h3 Bh5 15. g4 Bg6 16. Nh4 Qxc6 17. Nxg6 hxg6 18. Qf3 Qb6 19. Bg5 0-1

[Event "Hessenliga 9394"]
[Site "Germany"]
[Date "1993.??.??"]
[Round "?"]
[White "Claus, Caroline"]
[Black "Duch, Mariusz"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "2135"]
[BlackElo "2275"]
[PlyCount "82"]
[EventDate "1993.??.??"]
[EventType "team"]
[EventRounds "11"]
[EventCountry "GER"]
[SourceTitle "GER"]
[Source "ChessBase"]
[SourceDate "1999.07.01"]
[SourceVersion "1"]
[SourceVersionDate "1999.07.01"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nf3 d6 4. Nc3 Bg4 5. Be2 Nc6 6. Be3 e5 7. dxe5 Bxf3 8. Bxf3 Nxe5 9. Be2 Nf6 10. 0-0 0-0 11. Bg5 Re8 12. f4 Ned7 13. Bg4 c6 14. Bxd7 Qxd7 15. Qf3 Qg4 16. Qd3 h6 17. h3 Qh5 18. Bxf6 Qc5+ 19. Kh1 Bxf6 20. Rae1 Rad8 21. Nd1 Qd4 22. Qf3 Qc4 23. b3 Qxc2 24. Re2 Qc5 25. e5 Bg7 26. f5 Rxe5 27. fxg6 fxg6 28. Qf7+ Kh7 29. Rxe5 Qxe5 30. Qxb7 Qe2 31. Rg1 Qxa2 32. Nc3 Qc2 33. Qe7 Rf8 34. Ne4 Qxb3 35. Nxd6 a5 36. Re1 a4 37. Ne4 a3 38. Nc5 Qf7 39. Qd6 a2 40. Qxc6 Qf1+ 41. Rxf1 Rxf1+ 0-1

[Event "Darmstadt Heinerfestpokal op"]
[Site "Darmstadt"]
[Date "1993.??.??"]
[Round "?"]
[White "Daechert, Peter"]
[Black "Duch, Mariusz"]
[Result "0-1"]
[ECO "B75"]
[BlackElo "2275"]
[PlyCount "28"]
[EventDate "1993.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 Nc6 8. Qd2 Bd7 9. 0-0-0 Rc8 10. h4 h5 11. f4 Ng4 12. Nxc6 Bxc6 13. Bd4 e5 14. fxe5 Bh6 0-1

[Event "Darmstadt Heinerfestpokal op"]
[Site "Darmstadt"]
[Date "1993.??.??"]
[Round "?"]
[White "Duch, Mariusz"]
[Black "Bergmann, Holger"]
[Result "1/2-1/2"]
[ECO "A89"]
[WhiteElo "2275"]
[PlyCount "62"]
[EventDate "1993.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. g3 f5 2. Bg2 Nf6 3. Nf3 g6 4. d4 Bg7 5. 0-0 0-0 6. c4 d6 7. Nc3 Nc6 8. d5 Ne5 9. Qb3 Nxf3+ 10. Bxf3 Nd7 11. Bg2 Nc5 12. Qc2 e5 13. dxe6 Nxe6 14. e3 c6 15. Rd1 Qc7 16. b3 Nc5 17. Bb2 Be6 18. Ne2 Rad8 19. Nf4 Bf7 20. Bxg7 Kxg7 21. h4 Ne6 22. Nxe6+ Bxe6 23. Rd2 Rd7 24. Rad1 Rfd8 25. Qc3+ Kg8 26. Qd4 Qa5 27. Qf6 Qe5 28. Qg5 Kg7 29. h5 Qf6 30. Qxf6+ Kxf6 31. hxg6 hxg6 1/2-1/2

[Event "Darmstadt Heinerfestpokal op"]
[Site "Darmstadt"]
[Date "1993.??.??"]
[Round "?"]
[White "Duch, Mariusz"]
[Black "Bresser, Florian"]
[Result "1-0"]
[ECO "E09"]
[WhiteElo "2275"]
[PlyCount "65"]
[EventDate "1993.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. g3 Be7 4. Bg2 c6 5. Nf3 d5 6. Qc2 0-0 7. Nbd2 Re8 8. 0-0 Nbd7 9. b3 Nf8 10. Bb2 Ng6 11. Rfd1 dxc4 12. Nxc4 Qc7 13. Rac1 Nd5 14. e4 Nb6 15. Nce5 Nf8 16. h4 Nfd7 17. Ng4 Kh8 18. Qd2 f5 19. Nge5 fxe4 20. Ng5 Nxe5 21. dxe5 Rf8 22. Nxe4 Bd7 23. h5 Rad8 24. Qe2 Be8 25. Qg4 Rf5 26. h6 gxh6 27. Nf6 Bf7 28. Be4 Rg5 29. Qh4 Bf8 30. Nxh7 Rxd1+ 31. Rxd1 Rg6 32. Bxg6 Bxg6 33. Nxf8 1-0

[Event "Darmstadt Heinerfestpokal op"]
[Site "Darmstadt"]
[Date "1993.??.??"]
[Round "?"]
[White "Duch, Mariusz"]
[Black "Diehl, Werner"]
[Result "1-0"]
[ECO "D73"]
[WhiteElo "2275"]
[PlyCount "107"]
[EventDate "1993.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 0-0 5. Bg2 c6 6. 0-0 d5 7. cxd5 cxd5 8. Ne5 Nc6 9. Nxc6 bxc6 10. Nc3 Nd7 11. Be3 Rb8 12. b3 Qa5 13. Qd2 e5 14. Nxd5 Qxd2 15. Ne7+ Kh8 16. Bxd2 exd4 17. Nxc6 Rb6 18. Rad1 Bb7 19. Nb4 Bxg2 20. Kxg2 Nc5 21. Nd3 Ne4 22. f3 Nxd2 23. Rxd2 Rc8 24. Rc1 Rxc1 25. Nxc1 Rc6 26. Nd3 f5 27. Nb4 Rb6 28. Nc2 Ra6 29. Nxd4 Bxd4 30. Rxd4 Rxa2 31. Kf2 Rb2 32. Ra4 Rxb3 33. Rxa7 Kg8 34. h4 h6 35. h5 gxh5 36. Ra5 h4 37. gxh4 Rb4 38. Rxf5 Rxh4 39. Kg3 Ra4 40. e4 Kg7 41. Kg4 Ra1 42. Rb5 Rf1 43. f4 Rg1+ 44. Kf5 h5 45. Rb7+ Kh6 46. e5 h4 47. e6 h3 48. Rb3 Rh1 49. e7 Re1 50. Kf6 Kh5 51. Rxh3+ Kg4 52. Rh8 Kxf4 53. e8Q Rxe8 54. Rxe8 1-0

[Event "Darmstadt Heinerfestpokal op"]
[Site "Darmstadt"]
[Date "1993.??.??"]
[Round "?"]
[White "Duch, Mariusz"]
[Black "Gawronski, Miroslaw"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "2275"]
[BlackElo "2275"]
[PlyCount "61"]
[EventDate "1993.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 g6 3. Bg2 Bg7 4. 0-0 e6 5. d4 Ne7 6. Nbd2 0-0 7. e4 dxe4 8. Nxe4 Nd7 9. Qe2 b6 10. h4 Bb7 11. c3 h6 12. Re1 Rc8 13. a4 Nc6 14. Bf4 Re8 15. Qd2 Na5 16. Qd3 Bxe4 17. Qxe4 c5 18. dxc5 Nxc5 19. Qc2 Qd3 20. Qe2 Nc4 21. Bf1 Red8 22. Nh2 Qxe2 23. Rxe2 e5 24. Be3 Nd3 25. Rb1 f5 26. b3 Nxe3 27. Rxe3 Rxc3 28. Nf3 e4 29. Bxd3 Bd4 30. Re2 Rxd3 31. Ne1 0-1

