[Event "Mazowiec-chT 1213"]
[Site "Poland"]
[Date "2013.02.24"]
[Round "9.18"]
[White "Jarzyna, Michal"]
[Black "Lukasik, Adam"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "1509"]
[BlackElo "1980"]
[PlyCount "40"]
[EventDate "2013.01.13"]
[EventType "team-tourn"]
[EventRounds "10"]
[EventCountry "POL"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nf6 3. e5 Nd5 4. c3 d6 5. d4 cxd4 6. cxd4 Nc6 7. Nc3 dxe5 8. Bc4 Nxc3 9. bxc3 exd4 10. cxd4 e6 11. 0-0 Be7 12. Re1 0-0 13. Bd3 Bf6 14. Re4 Bd7 15. Rg4 e5 16. Rg3 Nxd4 17. Ng5 Bf5 18. Bxf5 Nxf5 19. Qh5 h6 20. Nxf7 Rxf7 0-1

[Event "Mazowiec-chT 1213"]
[Site "Poland"]
[Date "2013.02.24"]
[Round "10.17"]
[White "Jarzyna, Michal"]
[Black "Suliborski, Jakub"]
[Result "0-1"]
[ECO "B90"]
[WhiteElo "1509"]
[BlackElo "1997"]
[PlyCount "74"]
[EventDate "2013.01.13"]
[EventType "team-tourn"]
[EventRounds "10"]
[EventCountry "POL"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 Ng4 7. Qd2 Nxe3 8. Qxe3 e6 9. 0-0-0 Be7 10. f4 Nd7 11. Be2 Qc7 12. g4 b5 13. a3 Rb8 14. g5 b4 15. axb4 Rxb4 16. Nb3 Bb7 17. Rhg1 Nb6 18. f5 e5 19. f6 gxf6 20. gxf6 Bf8 21. Rg7 Nc4 22. Qg3 h5 23. Rg1 Na5 24. Rg8 Nxb3+ 25. cxb3 Rxg8 26. Qxg8 Rxb3 27. Rg3 h4 28. Re3 Qc5 29. Rh3 Bxe4 30. Bh5 Qc4 31. Be2 Qc8 32. Bh5 Qc4 33. Be2 Qc5 34. Qg5 Bg6 35. Bd3 Rxc3+ 36. bxc3 Qxc3+ 37. Bc2 Qxc2# 0-1

[Event "Mazowiec-chT 1213"]
[Site "Poland"]
[Date "2013.01.27"]
[Round "5.8"]
[White "Bajkowski, Marcin"]
[Black "Jarzyna, Michal"]
[Result "1-0"]
[ECO "D44"]
[WhiteElo "1837"]
[BlackElo "1509"]
[PlyCount "89"]
[EventDate "2013.01.13"]
[EventType "team-tourn"]
[EventRounds "10"]
[EventCountry "POL"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. Nc3 e6 5. Bg5 dxc4 6. e4 b5 7. e5 h6 8. Bh4 g5 9. Nxg5 hxg5 10. Bxg5 Nbd7 11. exf6 Qc7 12. h4 Bb7 13. Qc2 0-0-0 14. 0-0-0 Bh6 15. Rh3 Nxf6 16. Kb1 Bxg5 17. hxg5 Rxh3 18. gxh3 Nd5 19. Qd2 Nxc3+ 20. bxc3 c5 21. Qe3 Qb6 22. Kc2 Qa5 23. Kb2 Rd6 24. Qe5 Rd5 25. Qh8+ Kc7 26. Bg2 Rf5 27. f4 Bxg2 28. dxc5 Bd5 29. Qf8 Kb7 30. c6+ Kxc6 31. Qe8+ Kc7 32. Qe7+ Kc8 33. Qe8+ Qd8 34. Qxb5 Qb6 35. Qxb6 axb6 36. Rd4 b5 37. h4 Bf3 38. Ka3 Kc7 39. Kb4 Kc6 40. a4 Rd5 41. Rxd5 exd5 42. axb5+ Kb6 43. f5 Be4 44. g6 fxg6 45. f6 1-0

[Event "Mazowiec-chT 1213"]
[Site "Poland"]
[Date "2013.01.27"]
[Round "6.8"]
[White "Jarzyna, Michal"]
[Black "Harazinski, Adam"]
[Result "0-1"]
[ECO "B79"]
[WhiteElo "1509"]
[BlackElo "1943"]
[PlyCount "74"]
[EventDate "2013.01.13"]
[EventType "team-tourn"]
[EventRounds "10"]
[EventCountry "POL"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[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 0-0 9. Bc4 Bd7 10. 0-0-0 Qa5 11. Bb3 Rfc8 12. h4 Ne5 13. Qe2 Rxc3 14. bxc3 Qxc3 15. Kb1 a5 16. Bc1 a4 17. Bb2 Qb4 18. a3 Qb6 19. Ba2 Nh5 20. Qd2 Nc6 21. Ka1 Ng3 22. c3 Nxh1 23. Rxh1 Qa5 24. Nc2 Rc8 25. Nb4 Nxb4 26. cxb4 Bxb2+ 27. Qxb2 Qc7 28. g4 Qc3 29. Rf1 Qd3 30. Rf2 Rc3 31. h5 Rxa3 32. Rc2 Be6 33. Qc1 Qd4+ 34. Kb1 Qxb4+ 35. Rb2 Bxa2+ 36. Ka1 Bc4+ 37. Ra2 Rxa2# 0-1

[Event "Mazowiec-chT 1213"]
[Site "Poland"]
[Date "2013.01.20"]
[Round "4.12"]
[White "Grabowicz, Marcin"]
[Black "Jarzyna, Michal"]
[Result "1-0"]
[ECO "B21"]
[WhiteElo "1920"]
[BlackElo "1509"]
[PlyCount "29"]
[EventDate "2013.01.13"]
[EventType "team-tourn"]
[EventRounds "10"]
[EventCountry "POL"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. c3 dxc3 5. Nxc3 Nf6 6. Bc4 e6 7. 0-0 Be7 8. Qe2 Nbd7 9. Rd1 Qc7 10. Bf4 Nh5 11. Nb5 Qb6 12. Bxd6 Bxd6 13. Nxd6+ Kf8 14. Nxc8 Rxc8 15. Rxd7 1-0

[Event "Mazowiec-chT 1213"]
[Site "Poland"]
[Date "2013.01.20"]
[Round "3.17"]
[White "Jarzyna, Michal"]
[Black "Szewczyk, Mariusz"]
[Result "1-0"]
[ECO "A01"]
[WhiteElo "1509"]
[BlackElo "2074"]
[PlyCount "121"]
[EventDate "2013.01.13"]
[EventType "team-tourn"]
[EventRounds "10"]
[EventCountry "POL"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. b3 e5 2. Bb2 Nc6 3. e3 Nf6 4. c4 d5 5. cxd5 Nxd5 6. a3 Bd6 7. Qc2 0-0 8. Nf3 Re8 9. d3 f5 10. Nbd2 Qe7 11. e4 fxe4 12. dxe4 Nf4 13. b4 a6 14. Bc4+ Kh8 15. 0-0 Qf6 16. Kh1 Bg4 17. Ng1 Nd4 18. Bxd4 exd4 19. f3 d3 20. Bxd3 Nxd3 21. Qxd3 Qh4 22. f4 Rad8 23. Qc2 Re6 24. Ndf3 Bxf3 25. Rxf3 c6 26. e5 Rh6 27. Rh3 Qxf4 28. Rxh6 Qxh6 29. exd6 Qxd6 30. Re1 a5 31. Qe4 h6 32. Nf3 Qd3 33. Qe7 Qd7 34. h3 a4 35. Nh4 Qxe7 36. Rxe7 Rd3 37. Rxb7 Rxa3 38. Ra7 Ra1+ 39. Kh2 a3 40. Ng6+ Kh7 41. Nf8+ Kg8 42. Nd7 a2 43. Nb6 Kf8 44. Ra3 Ke7 45. Na4 Rb1 46. Rxa2 Rxb4 47. Nc3 Rc4 48. Nd1 Rd4 49. Ne3 g6 50. Rc2 Kd6 51. Nc4+ Kc7 52. Ne5 Rd6 53. Kg3 Re6 54. Kf4 Rf6+ 55. Ke4 g5 56. Rxc6+ Rxc6 57. Nxc6 Kxc6 58. Kf5 Kd5 59. Kg6 Ke6 60. Kxh6 Kf5 61. g4+ 1-0

[Event "Mazowiec-chT 1213"]
[Site "Poland"]
[Date "2013.01.13"]
[Round "1.3"]
[White "Jarzyna, Michal"]
[Black "Borkowski, Adam"]
[Result "0-1"]
[ECO "A47"]
[WhiteElo "1509"]
[BlackElo "1827"]
[PlyCount "56"]
[EventDate "2013.01.13"]
[EventType "team-tourn"]
[EventRounds "10"]
[EventCountry "POL"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. b3 Nf6 2. Bb2 e6 3. Nf3 c5 4. e3 Nc6 5. Be2 b6 6. d4 Bb7 7. c4 cxd4 8. exd4 d5 9. 0-0 Be7 10. Nbd2 0-0 11. Bd3 Rc8 12. Re1 h6 13. a3 Qd7 14. Ne5 Qd8 15. Ndf3 dxc4 16. bxc4 Nxe5 17. dxe5 Nd7 18. Nd4 Nc5 19. Bc2 Qc7 20. Qg4 Rfd8 21. Bc1 Bg5 22. Bxg5 hxg5 23. Nf3 Bxf3 24. Qxf3 Rd2 25. Rac1 Qe7 26. Qh3 g6 27. Qe3 Rcd8 28. Red1 Rxc2 0-1

[Event "Mazowiec-chT op Autumn"]
[Site "Poland"]
[Date "2012.12.09"]
[Round "7.22"]
[White "Gora, Joanna"]
[Black "Jarzyna, Michal"]
[Result "0-1"]
[ECO "B13"]
[WhiteElo "1574"]
[BlackElo "1503"]
[PlyCount "108"]
[EventDate "2012.10.14"]
[EventType "team-swiss"]
[EventRounds "8"]
[EventCountry "POL"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. d4 Nc6 5. c3 Qc7 6. Bd3 Bg4 7. h3 Bh5 8. 0-0 e6 9. Bg5 Bd6 10. Nbd2 f6 11. Be3 Nge7 12. Qc2 Bg6 13. Nb3 b6 14. Rfe1 0-0-0 15. Qd1 e5 16. Ba6+ Kb8 17. dxe5 fxe5 18. Nh4 Bf7 19. a4 h6 20. a5 Be6 21. axb6 axb6 22. Nc1 g5 23. Nf3 g4 24. hxg4 Bxg4 25. Qb3 d4 26. cxd4 exd4 27. Nxd4 Nxd4 28. Bxd4 Bh2+ 29. Kf1 Rxd4 30. Rxe7 Rd1+ 31. Qxd1 Bxd1 32. Rxc7 Kxc7 33. g3 Bf3 34. Ra4 Rd8 35. Bd3 Rd5 36. Be2 Rc5 37. Rc4 Bxe2+ 38. Nxe2 Rxc4 39. Kg2 Rc2 40. Nd4 Rxb2 41. Kxh2 Rxf2+ 42. Kg1 Rb2 43. Nf5 h5 44. Ng7 Kd6 45. Nxh5 Ke5 46. Nf4 Kf5 47. Nd3 Rd2 48. Nf2 b5 49. Kf1 b4 50. g4+ Kf4 51. g5 Rd8 52. Ke2 b3 53. g6 b2 54. Nd3+ Rxd3 0-1

[Event "Mazowiec-chT op Autumn"]
[Site "Poland"]
[Date "2012.12.09"]
[Round "8.26"]
[White "Jarzyna, Michal"]
[Black "Rosinski, Zbigniew"]
[Result "0-1"]
[ECO "B17"]
[WhiteElo "1503"]
[PlyCount "60"]
[EventDate "2012.10.14"]
[EventType "team-swiss"]
[EventRounds "8"]
[EventCountry "POL"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nd7 5. Nf3 Ngf6 6. Ng3 e6 7. Bd3 Bd6 8. Bd2 Qc7 9. c3 b6 10. Qc2 Bb7 11. 0-0-0 c5 12. Rde1 0-0 13. Ng5 g6 14. N3e4 Be7 15. f3 Rac8 16. h4 cxd4 17. g4 Rfd8 18. h5 Ne5 19. Nxf6+ Bxf6 20. Rxe5 Qxe5 21. Nxh7 dxc3 22. Nxf6+ Qxf6 23. Bxc3 Qxf3 24. Rd1 Qxg4 25. hxg6 f5 26. Qh2 Rxc3+ 27. bxc3 Qg5+ 28. Kb2 Qe7 29. Rg1 Qg7 30. Bc4 Bd5 0-1

[Event "Mazowiec-chT op Autumn"]
[Site "Poland"]
[Date "2012.11.18"]
[Round "6.26"]
[White "Litwiniec, Miroslawa"]
[Black "Jarzyna, Michal"]
[Result "1-0"]
[ECO "B92"]
[WhiteElo "1830"]
[BlackElo "1503"]
[PlyCount "79"]
[EventDate "2012.10.14"]
[EventType "team-swiss"]
[EventRounds "8"]
[EventCountry "POL"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be6 8. Be2 Be7 9. 0-0 Nbd7 10. f4 Qc7 11. Qe1 0-0 12. Qg3 Kh8 13. Nd2 b5 14. a3 Nc5 15. fxe5 dxe5 16. Bg5 Rad8 17. Rad1 Ng8 18. Nf3 f6 19. Be3 Qc6 20. Nh4 Nb7 21. Ng6+ hxg6 22. Qxg6 Bf7 23. Qg4 Nh6 24. Bxh6 gxh6 25. Nd5 Bxd5 26. exd5 Rxd5 27. Qg6 Rxd1 28. Qxh6+ Kg8 29. Qg6+ Kh8 30. Bxd1 Qc5+ 31. Kh1 Qe3 32. c3 Qg5 33. Qd3 Rg8 34. Qh3+ Kg7 35. Bb3 Rh8 36. Qe6 Kh6 37. Qxe7 Rh7 38. Rxf6+ Kh5 39. Qxh7+ Kg4 40. Bd1# 1-0

[Event "Mazowiec-chT op Autumn"]
[Site "Poland"]
[Date "2012.10.21"]
[Round "3.23"]
[White "Arbaszewski, Krzysztof"]
[Black "Jarzyna, Michal"]
[Result "0-1"]
[ECO "B13"]
[BlackElo "1503"]
[PlyCount "104"]
[EventDate "2012.10.14"]
[EventType "team-swiss"]
[EventRounds "8"]
[EventCountry "POL"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. d4 Nf6 5. c4 Bf5 6. Nc3 e6 7. a3 Nc6 8. Bg5 Be7 9. Be2 0-0 10. Nh4 Bg6 11. Nxg6 hxg6 12. c5 Ne4 13. Nxe4 Bxg5 14. Nd6 Be7 15. Nb5 a6 16. Nc3 Bf6 17. h4 Bxd4 18. Qd3 Qf6 19. 0-0-0 Qf4+ 20. Kb1 Qf5 21. h5 Qxd3+ 22. Rxd3 g5 23. Bg4 Bxc5 24. Bd1 Bxf2 25. Rf3 Bc5 26. Rg3 Be7 27. Bc2 Rad8 28. Nd1 Nd4 29. Bd3 Nf5 30. Rf3 Nh6 31. Nf2 e5 32. Bc2 Bf6 33. Rb3 b5 34. a4 Rb8 35. Rd1 d4 36. Ne4 bxa4 37. Nxf6+ gxf6 38. Rf3 Kg7 39. Bxa4 Rb4 40. Bd7 Rd8 41. Bc6 f5 42. Ra3 Rb6 43. Bf3 e4 44. Be2 d3 45. Bf1 Ng4 46. Ra5 Ne3 47. h6+ Kxh6 48. Kc1 Rc8+ 49. Kd2 Nc4+ 50. Kc3 Nxa5+ 51. Kd4 Nb3+ 52. Ke5 Rc5# 0-1

[Event "Mazowiec-chT op Autumn"]
[Site "Poland"]
[Date "2012.10.21"]
[Round "4.19"]
[White "Jarzyna, Michal"]
[Black "Kwiatkowski, Wlodzimierz"]
[Result "0-1"]
[ECO "A01"]
[WhiteElo "1503"]
[BlackElo "1923"]
[PlyCount "54"]
[EventDate "2012.10.14"]
[EventType "team-swiss"]
[EventRounds "8"]
[EventCountry "POL"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. b3 e5 2. Bb2 Nc6 3. e3 d5 4. Bb5 Bd6 5. f4 Qe7 6. Nf3 Bg4 7. fxe5 Bxe5 8. Bxe5 Bxf3 9. Qxf3 Qxe5 10. 0-0 Nf6 11. Nc3 0-0 12. Qh3 Ne7 13. Bd3 Ng6 14. Rf3 c6 15. Raf1 Rad8 16. Ne2 Ne4 17. Rf5 Qe7 18. Rh5 h6 19. Rff5 Rd6 20. Ng3 Nxd2 21. Rxh6 Qxe3+ 22. Kh1 gxh6 23. Qg4 Qe1+ 24. Nf1 Nxf1 25. Bxf1 Qh4 26. Qf3 Re6 27. h3 Re5 0-1

[Event "Mazowiec-chT op 1112"]
[Site "Poland"]
[Date "2012.02.26"]
[Round "9.36"]
[White "Jarzyna, Michal"]
[Black "Brudzinski, Maciej"]
[Result "0-1"]
[ECO "A30"]
[WhiteElo "1472"]
[BlackElo "1900"]
[PlyCount "120"]
[EventDate "2012.01.08"]
[EventType "team-swiss"]
[EventRounds "10"]
[EventCountry "POL"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. b3 Nf6 2. Bb2 e6 3. Nf3 Be7 4. c4 c5 5. g3 b6 6. Bg2 Bb7 7. 0-0 Na6 8. a3 Nc7 9. d4 b5 10. Nbd2 a5 11. Re1 Rb8 12. Qc2 bxc4 13. Nxc4 Be4 14. Qd1 a4 15. Nfd2 Bxg2 16. Kxg2 d5 17. Ne5 Rb6 18. dxc5 Bxc5 19. b4 Qa8 20. Rc1 Bd6 21. Bd4 Ra6 22. Kg1 Nb5 23. Nb1 0-0 24. Qd3 Nxd4 25. Qxd4 Bxe5 26. Qxe5 Rc8 27. Rc3 Nd7 28. Qd4 Rac6 29. Rec1 e5 30. Qd2 d4 31. Rxc6 Rxc6 32. Qb2 Qc8 33. Rxc6 Qxc6 34. Nd2 Qc3 35. Qa2 Nb6 36. Ne4 Qb3 37. Qa1 Nc4 38. Qc1 h6 39. Nc5 Qc3 40. Qd1 Nb2 41. Qa1 Qc2 42. Kf1 Nc4 43. h3 Nd2+ 44. Ke1 Nb3 45. Qd1 Qc3+ 46. Kf1 Nxc5 47. bxc5 Qxa3 48. Qc2 Qb3 49. Qe4 a3 50. Qa8+ Kh7 51. c6 Qd5 52. f3 a2 53. Kf2 f5 54. Qa7 Qb3 55. Qa6 Qe3+ 56. Kg2 d3 57. c7 Qxe2+ 58. Kg1 Qd1+ 59. Kf2 Qc2+ 60. Kf1 d2 0-1

[Event "Mazowiec-chT op 1112"]
[Site "Poland"]
[Date "2012.02.26"]
[Round "10.29"]
[White "Zielinski, Michal"]
[Black "Jarzyna, Michal"]
[Result "0-1"]
[ECO "B18"]
[WhiteElo "1792"]
[BlackElo "1472"]
[PlyCount "109"]
[EventDate "2012.01.08"]
[EventType "team-swiss"]
[EventRounds "10"]
[EventCountry "POL"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. c3 Qc7 7. Nf3 Nd7 8. Be2 Ngf6 9. Qb3 e6 10. Nh4 Bd6 11. 0-0 0-0-0 12. a4 Kb8 13. a5 Ka8 14. c4 c5 15. Be3 cxd4 16. Bxd4 Nc5 17. Bxc5 Bxc5 18. Bf3 Kb8 19. Qb5 a6 20. Qa4 Rd4 21. Nxg6 hxg6 22. Qb3 Rxc4 23. Rfd1 Rhh4 24. Rd8+ Ka7 25. Rd2 Rb4 26. Qd1 Rhd4 27. Ne2 Rxd2 28. Qxd2 Ne4 29. Bxe4 Rxe4 30. g3 Bb4 31. Qd3 Qc4 32. Qxc4 Rxc4 33. Ra4 Rc2 34. Rxb4 Rxe2 35. f4 Rd2 36. h4 Rd5 37. Rc4 Kb8 38. b4 Rd6 39. Kf2 Rc6 40. Rd4 Kc7 41. g4 b6 42. axb6+ Rxb6 43. g5 Rd6 44. Rc4+ Kb7 45. Kf3 Rd7 46. Kg4 Kb6 47. Re4 Kb5 48. h5 gxh5+ 49. Kxh5 Rc7 50. g6 fxg6+ 51. Kxg6 Rc4 52. Re5+ Kxb4 53. Kg5 Rc5 54. Kg6 Rxe5 55. Kxg7 0-1

[Event "Mazowiec-chT op 1112"]
[Site "Poland"]
[Date "2012.02.19"]
[Round "7.46"]
[White "Moscicki, Slawomir"]
[Black "Jarzyna, Michal"]
[Result "0-1"]
[ECO "B19"]
[BlackElo "1472"]
[PlyCount "132"]
[EventDate "2012.01.08"]
[EventType "team-swiss"]
[EventRounds "10"]
[EventCountry "POL"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nd7 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 e6 11. Bf4 Ngf6 12. Ne5 Nd5 13. Bd2 Nxe5 14. dxe5 Qc7 15. Qe2 Bc5 16. 0-0-0 0-0-0 17. f4 Qb6 18. Kb1 Ba3 19. b3 Qd4 20. c3 Qxc3 21. Bxc3 Nxc3+ 22. Kc2 Nxe2 23. Nxe2 Rxd1 24. Rxd1 Rd8 25. Rxd8+ Kxd8 26. g4 Kd7 27. Ng3 Be7 28. Kd3 b5 29. a4 a6 30. Ne4 f5 31. exf6 gxf6 32. Ke3 f5 33. gxf5 exf5 34. Ng3 Ke6 35. axb5 Bc5+ 36. Kd3 cxb5 37. Ne2 a5 38. Nc3 b4 39. Nb5 Kd7 40. Kc4 Kc6 41. Nc7 Bd6 42. Nd5 Bc5 43. Nc7 Bd6 44. Nd5 a4 45. Ne3 a3 46. Nc2 a2 47. Kd4 Kb5 48. Ke3 Be7 49. Nd4+ Kc5 50. Nc2 Bf6 51. Kd3 a1Q 52. Nxa1 Bxa1 53. Kc2 Kd4 54. Kb1 Bc3 55. Kc2 Ke4 56. Kd1 Kxf4 57. Ke2 Ke4 58. Kf2 f4 59. Kf1 Ke3 60. Kg2 Ke2 61. Kg1 f3 62. Kh2 f2 63. Kg2 f1Q+ 64. Kg3 Be5+ 65. Kg4 Qf4+ 66. Kh3 Qg3# 0-1

[Event "Mazowiec-chT op 1112"]
[Site "Poland"]
[Date "2012.02.05"]
[Round "5.32"]
[White "Jarzyna, Michal"]
[Black "Marczukiewicz, Jerzy"]
[Result "0-1"]
[ECO "D46"]
[WhiteElo "1472"]
[BlackElo "1990"]
[PlyCount "118"]
[EventDate "2012.01.08"]
[EventType "team-swiss"]
[EventRounds "10"]
[EventCountry "POL"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 e6 5. e3 Nbd7 6. Bd3 dxc4 7. Bxc4 b5 8. Bd3 Bd6 9. 0-0 0-0 10. e4 e5 11. Bg5 exd4 12. Nxd4 Ne5 13. Bc2 h6 14. Bh4 Ng6 15. Bg3 Bxg3 16. hxg3 Qb6 17. Nf3 Rd8 18. Qe2 Be6 19. b3 Bg4 20. Rad1 Ne5 21. Rxd8+ Rxd8 22. Rd1 a5 23. Rxd8+ Qxd8 24. Qe3 Bxf3 25. gxf3 Qd4 26. Kg2 Qxe3 27. fxe3 g5 28. Nd1 Ned7 29. f4 Nc5 30. e5 Nd5 31. Kf3 Kg7 32. e4 Nb4 33. Bb1 a4 34. bxa4 Nxa4 35. a3 Na6 36. Bc2 Nb6 37. Nb2 c5 38. a4 bxa4 39. Nxa4 Nxa4 40. Bxa4 gxf4 41. gxf4 Nb4 42. Bb3 Nc6 43. Kg4 Na5 44. Bc2 c4 45. Kf3 h5 46. Ke3 Nb3 47. Bd1 h4 48. Bg4 Kf8 49. Ke2 Nc5 50. Bf5 Ne6 51. Kd2 Nxf4 52. Bg4 h3 53. Bf3 Nd3 54. Kc3 Nxe5 55. Bh1 Ke7 56. Kd4 Kd6 57. Kc3 Kc5 58. Kd2 Kd4 59. Kc2 Ng4 0-1

[Event "Mazowiec-chT op 1112"]
[Site "Poland"]
[Date "2012.02.05"]
[Round "6.44"]
[White "Jarzyna, Michal"]
[Black "Szustakowski, Antoni"]
[Result "1/2-1/2"]
[ECO "A06"]
[WhiteElo "1472"]
[BlackElo "1491"]
[PlyCount "57"]
[EventDate "2012.01.08"]
[EventType "team-swiss"]
[EventRounds "10"]
[EventCountry "POL"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. b3 Nf6 2. Bb2 c5 3. Nf3 Nc6 4. e3 d5 5. Bb5 Bd7 6. Bxc6 Bxc6 7. Ne5 Bd7 8. 0-0 g6 9. f4 Bg7 10. d3 0-0 11. Nc3 b5 12. Qf3 e6 13. g4 b4 14. Ne2 h6 15. h4 Nh7 16. Qh3 a5 17. a3 Qe7 18. Ng3 Rab8 19. f5 exf5 20. Nxd7 Qxd7 21. Bxg7 Kxg7 22. gxf5 Nf6 23. Kh1 Rbe8 24. Qg2 Kh7 25. Qf3 Qe7 26. axb4 axb4 27. Ra6 Kg7 28. Rg1 Kh7 29. Rf1 1/2-1/2

[Event "Mazowiec-chT op 1112"]
[Site "Poland"]
[Date "2012.01.29"]
[Round "3.51"]
[White "Kozek, Wojciech"]
[Black "Jarzyna, Michal"]
[Result "0-1"]
[ECO "D10"]
[WhiteElo "1829"]
[BlackElo "1472"]
[PlyCount "86"]
[EventDate "2012.01.08"]
[EventType "team-swiss"]
[EventRounds "10"]
[EventCountry "POL"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. cxd5 cxd5 5. Bg5 Bf5 6. e3 e6 7. Bd3 Bg6 8. Nge2 Nbd7 9. Nf4 Bd6 10. Nxg6 hxg6 11. h3 Rc8 12. Rc1 Qb6 13. Rc2 a6 14. Nxd5 Qa5+ 15. Nc3 Qxg5 16. Ne4 Qa5+ 17. Nd2 0-0 18. a3 b5 19. h4 b4 20. Nc4 Qd5 21. Nxd6 Qxd6 22. h5 g5 23. 0-0 bxa3 24. bxa3 Qxa3 25. Qe2 Qd6 26. Ra2 Qd5 27. Rfa1 Rc6 28. Ra5 Qd6 29. Rxg5 Rfc8 30. Qd2 Nf8 31. e4 Qxd4 32. e5 Qxa1+ 33. Kh2 Ng4+ 34. Rxg4 Qxe5+ 35. Rg3 Rd6 36. f4 Qf6 37. Bh7+ Nxh7 38. Qxd6 Rd8 39. Qc7 Nf8 40. Qa5 Qh4+ 41. Rh3 Qxf4+ 42. Rg3 Rd3 43. Qe1 Qh4+ 0-1

[Event "Mazowiec-chT op 1112"]
[Site "Poland"]
[Date "2012.01.29"]
[Round "4.32"]
[White "Lesniak, Marek"]
[Black "Jarzyna, Michal"]
[Result "1/2-1/2"]
[ECO "A26"]
[WhiteElo "1937"]
[BlackElo "1472"]
[PlyCount "76"]
[EventDate "2012.01.08"]
[EventType "team-swiss"]
[EventRounds "10"]
[EventCountry "POL"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. g3 Nc6 4. Bg2 g6 5. d3 Bg7 6. Bg5 0-0 7. Nf3 d6 8. 0-0 h6 9. Bxf6 Bxf6 10. Rb1 a5 11. a3 Bg7 12. e3 f5 13. Qd2 Ne7 14. b4 axb4 15. axb4 c6 16. b5 d5 17. cxd5 cxd5 18. d4 e4 19. Ne1 Qb6 20. Nc2 Rd8 21. Ra1 Bd7 22. Rfb1 Rdc8 23. Rxa8 Rxa8 24. Bf1 Kh7 25. Ra1 Rxa1 26. Nxa1 Qd6 27. Qa2 Be6 28. Nb3 b6 29. Qa4 Bf8 30. Qa7 Kg8 31. Nc1 Nc8 32. Qb7 Be7 33. h4 g5 34. N1e2 Kg7 35. Bh3 Kg6 36. Bg2 Kf6 37. Bf1 Kg6 38. Bg2 Kh5 1/2-1/2

[Event "Mazowiec-chT op 1112"]
[Site "Poland"]
[Date "2012.01.08"]
[Round "1.40"]
[White "Czajkowski, Adam"]
[Black "Jarzyna, Michal"]
[Result "1-0"]
[ECO "B18"]
[WhiteElo "1892"]
[BlackElo "1472"]
[PlyCount "70"]
[EventDate "2012.01.08"]
[EventType "team-swiss"]
[EventRounds "10"]
[EventCountry "POL"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. N1e2 e6 7. Nf4 Nf6 8. Bc4 Bd6 9. 0-0 Qc7 10. Nd3 Nbd7 11. h3 0-0-0 12. b4 Nb6 13. Bb3 Nbd5 14. Qd2 h5 15. Re1 h4 16. Nf1 Ne4 17. Rxe4 Bxe4 18. a4 Rdg8 19. Bb2 g5 20. b5 g4 21. c4 Nf4 22. Nxf4 Bxf4 23. Qe2 Bf5 24. g3 hxg3 25. fxg3 Bg5 26. c5 Bf6 27. Rc1 Rd8 28. Rc4 Rhe8 29. Rc2 Re7 30. Bc3 e5 31. Qf2 Qd7 32. bxc6 bxc6 33. Qe2 Qc7 34. Qa6+ Kd7 35. Rc1 Ke8 1-0

[Event "Mazowiec-chT op 1112"]
[Site "Poland"]
[Date "2012.01.08"]
[Round "2.25"]
[White "Jarzyna, Michal"]
[Black "Bednarczyk, Andrzej"]
[Result "1/2-1/2"]
[ECO "A05"]
[WhiteElo "1472"]
[PlyCount "51"]
[EventDate "2012.01.08"]
[EventType "team-swiss"]
[EventRounds "10"]
[EventCountry "POL"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. b3 Nf6 2. Bb2 e6 3. Nf3 Nc6 4. c4 Be7 5. e3 d6 6. d4 0-0 7. Bd3 Nb4 8. Be2 c5 9. a3 Nc6 10. 0-0 b6 11. Qc2 Bb7 12. Nbd2 Rc8 13. Bd3 h6 14. Rfe1 Re8 15. e4 cxd4 16. Nxd4 Nxd4 17. Bxd4 e5 18. Bc3 a6 19. Bf1 Qc7 20. Rac1 Qb8 21. g3 Qa8 22. Bg2 Rc7 23. Qb1 Rec8 24. Bb2 Qb8 25. Rcd1 Rd8 26. Rc1 1/2-1/2

[Event "Warsaw YMCA Autumn-D 99th"]
[Site "Warsaw"]
[Date "2011.12.06"]
[Round "13"]
[White "Jarzyna, Michal"]
[Black "Kasperski, Marcin"]
[Result "0-1"]
[ECO "A01"]
[WhiteElo "1495"]
[BlackElo "1701"]
[PlyCount "94"]
[EventDate "2011.09.19"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "POL"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. b3 e5 2. Bb2 Nc6 3. e3 Nf6 4. c4 g6 5. Nf3 d6 6. d4 e4 7. Nfd2 Bg7 8. Be2 0-0 9. Nc3 Re8 10. 0-0 Bf5 11. a3 Qd7 12. Re1 Re7 13. f3 exf3 14. Bxf3 Bg4 15. Nf1 Bxf3 16. Qxf3 Rae8 17. Bc1 Nd8 18. Ng3 c6 19. e4 Ng4 20. Qd3 Ne6 21. Nce2 Nc5 22. dxc5 Bxa1 23. cxd6 c5 24. Rd1 Re6 25. h3 Be5 26. Qc2 Nf6 27. Bg5 Rxd6 28. Rf1 Kg7 29. Qc1 Ng8 30. h4 Rd3 31. Bf4 Bxf4 32. Qxf4 Rxb3 33. h5 Qe6 34. Qg5 Kh8 35. h6 f6 36. Qh4 Qd6 37. Nf4 Rxg3 38. Qxg3 Qd4+ 39. Kh1 Qxe4 40. Nd5 Qxc4 41. Rd1 Qe4 42. Qc3 Qe5 43. Qb3 b6 44. Rf1 f5 45. Nf4 Nxh6 46. Qa4 Ng4 47. Qxa7 Qxf4 0-1

[Event "Warsaw YMCA Autumn-D 99th"]
[Site "Warsaw"]
[Date "2011.12.05"]
[Round "12"]
[White "Rogulska, Monika"]
[Black "Jarzyna, Michal"]
[Result "1-0"]
[ECO "B13"]
[BlackElo "1495"]
[PlyCount "63"]
[EventDate "2011.09.19"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "POL"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Nf3 Nf6 5. Bd3 Nc6 6. c3 Bg4 7. 0-0 Qc7 8. Re1 e6 9. Bg5 Bd6 10. h3 Bh5 11. Nbd2 h6 12. Be3 0-0-0 13. Qc2 Rdg8 14. g4 Bxg4 15. hxg4 Nxg4 16. Kg2 g5 17. Nf1 Nf6 18. Ng3 g4 19. Nh4 Qe7 20. Rh1 Nd7 21. b4 f5 22. Nhxf5 exf5 23. Nxf5 Qf6 24. Rxh6 Rxh6 25. Bxh6 g3 26. f4 Bc7 27. Bg5 Qf7 28. Nh6 Qf8 29. Nxg8 Qxg8 30. Bf5 Qf7 31. Rh1 Nd8 32. Rh7 1-0

[Event "Warsaw YMCA Autumn-D 99th"]
[Site "Warsaw"]
[Date "2011.11.28"]
[Round "11"]
[White "Jarzyna, Michal"]
[Black "Baranowicz, Jan"]
[Result "1/2-1/2"]
[ECO "A01"]
[WhiteElo "1495"]
[BlackElo "1672"]
[PlyCount "69"]
[EventDate "2011.09.19"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "POL"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. b3 e5 2. Bb2 Nc6 3. e3 Nf6 4. c4 d5 5. cxd5 Nxd5 6. a3 Be7 7. Qc2 Bg4 8. Bb5 0-0 9. Bxc6 bxc6 10. Qxc6 Bf6 11. Nc3 Be6 12. b4 Rb8 13. Nge2 a5 14. e4 Nb6 15. Nd1 axb4 16. axb4 Nc4 17. Bc3 Rb6 18. Qa4 Qd3 19. f3 Rd6 20. Nf2 Nb6 21. Nxd3 Nxa4 22. Rxa4 Rxd3 23. 0-0 Bg5 24. Bxe5 Rxd2 25. Ng3 Rc2 26. Bd4 Rd8 27. Bc5 g6 28. Raa1 Rdd2 29. Rf2 Be7 30. Rxd2 Bxc5+ 31. bxc5 Rxd2 32. Ra7 Rd1+ 33. Kf2 Rd2+ 34. Kg1 Rd1+ 35. Kf2 1/2-1/2

[Event "Warsaw YMCA Autumn-D 99th"]
[Site "Warsaw"]
[Date "2011.11.21"]
[Round "10"]
[White "Gajewski, Wojciech"]
[Black "Jarzyna, Michal"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "1486"]
[BlackElo "1495"]
[PlyCount "71"]
[EventDate "2011.09.19"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "POL"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. g3 e5 2. Bg2 Nf6 3. d3 Nc6 4. Nd2 Bc5 5. e3 0-0 6. Ne2 d5 7. h3 Ne7 8. b3 Ng6 9. Bb2 Re8 10. 0-0 Bb6 11. c4 c6 12. e4 Be6 13. Qc2 d4 14. Nf3 c5 15. Bc1 Bc7 16. Kh2 h6 17. Nfg1 Bd7 18. f4 exf4 19. Nxf4 Bc6 20. Qf2 Rf8 21. Nf3 Bd6 22. Nxg6 fxg6 23. e5 Bxf3 24. exd6 Bxg2 25. Qxg2 Qxd6 26. Qxb7 Qe5 27. Qg2 Nh5 28. Bd2 Qd6 29. a3 Rae8 30. Rxf8+ Rxf8 31. b4 Nxg3 32. bxc5 Qc7 33. Qd5+ Kh7 34. Qd6 Rf2+ 35. Kxg3 Qxd6+ 36. cxd6 1-0

[Event "Warsaw YMCA Autumn-D 99th"]
[Site "Warsaw"]
[Date "2011.11.14"]
[Round "9"]
[White "Jarzyna, Michal"]
[Black "Powalka, Michal"]
[Result "0-1"]
[ECO "A15"]
[WhiteElo "1495"]
[BlackElo "1560"]
[PlyCount "74"]
[EventDate "2011.09.19"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "POL"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. b3 Nf6 2. Bb2 g6 3. Nf3 Bg7 4. g3 0-0 5. Bg2 d6 6. 0-0 e5 7. d3 Nc6 8. c4 Nd7 9. a3 e4 10. Bxg7 exf3 11. Bxf8 fxg2 12. Kxg2 Nxf8 13. Nd2 h5 14. Nf3 Ne5 15. Nxe5 dxe5 16. Qc2 h4 17. Rad1 Qd7 18. Qc3 hxg3 19. fxg3 Qh3+ 20. Kg1 Qh5 21. Qd2 Bg4 22. Rde1 Ne6 23. Qe3 Nd4 24. Rf2 Nc2 25. Qd2 Nxe1 26. Qxe1 Re8 27. Qf1 Qh3 28. Qc1 f5 29. Qg5 Kf7 30. Qe3 b6 31. Qd2 Qh5 32. b4 Bh3 33. e4 Ke6 34. c5 Rd8 35. Qa2+ Ke7 36. Qb3 Qg5 37. Qc2 Qe3 0-1

[Event "Warsaw YMCA Autumn-D 99th"]
[Site "Warsaw"]
[Date "2011.11.07"]
[Round "8"]
[White "Budrewicz, Henryk"]
[Black "Jarzyna, Michal"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "1596"]
[BlackElo "1495"]
[PlyCount "62"]
[EventDate "2011.09.19"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "POL"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. d4 d5 2. e3 Nf6 3. Bd3 e6 4. Nd2 c5 5. c3 Nc6 6. f4 Be7 7. Ngf3 0-0 8. 0-0 Nd7 9. Ne5 f5 10. Rf3 Nf6 11. Rh3 Bd7 12. Nxd7 Qxd7 13. Nf3 Qe8 14. Ne5 Nd8 15. Be2 Ne4 16. g4 Nf7 17. gxf5 Nxe5 18. dxe5 Rd8 19. Bh5 Qd7 20. fxe6 Qxe6 21. Qg4 Qa6 22. Qd1 Qb6 23. Qc2 Qe6 24. Qg2 Bg5 25. Bg4 Qe7 26. c4 Qf7 27. fxg5 dxc4 28. Bf3 Nxg5 29. Qxg5 Qe6 30. Rg3 Rd7 31. Qg4 Qh6 1-0

[Event "Warsaw YMCA Autumn-D 99th"]
[Site "Warsaw"]
[Date "2011.11.03"]
[Round "7"]
[White "Wilczynski, Adam"]
[Black "Jarzyna, Michal"]
[Result "1-0"]
[ECO "A29"]
[WhiteElo "1680"]
[BlackElo "1495"]
[PlyCount "57"]
[EventDate "2011.09.19"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "POL"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. c4 e5 2. g3 Nf6 3. Bg2 Nc6 4. Nc3 Bb4 5. Nd5 0-0 6. Nxb4 Nxb4 7. Nf3 Re8 8. 0-0 c6 9. a3 Na6 10. d3 h6 11. b4 d5 12. cxd5 cxd5 13. Bb2 d4 14. Nd2 Rb8 15. Nc4 Nd7 16. e3 Nb6 17. Na5 Qd7 18. Rc1 Nc7 19. exd4 exd4 20. Re1 Ne6 21. Qb3 Qd8 22. Re5 Re7 23. Rce1 Kh8 24. f4 Qc7 25. f5 Nc5 26. Rxe7 Qxe7 27. Rxe7 Nxb3 28. Re8+ Kh7 29. Nxb3 1-0

[Event "Warsaw YMCA Autumn-D 99th"]
[Site "Warsaw"]
[Date "2011.10.24"]
[Round "6"]
[White "Jarzyna, Michal"]
[Black "Rodak, Przemyslaw"]
[Result "1/2-1/2"]
[ECO "A01"]
[WhiteElo "1495"]
[BlackElo "1551"]
[PlyCount "59"]
[EventDate "2011.09.19"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "POL"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. b3 e5 2. Bb2 Nc6 3. e3 Nf6 4. c4 g6 5. a3 Bg7 6. Nf3 d6 7. d3 0-0 8. Be2 Bf5 9. 0-0 Re8 10. Nbd2 a6 11. Rc1 Rc8 12. b4 Na7 13. Qb3 e4 14. dxe4 Nxe4 15. Bxg7 Kxg7 16. Rfd1 Qe7 17. Nd4 Qf6 18. Nxf5+ gxf5 19. f3 Nxd2 20. Rxd2 Qg5 21. f4 Qe7 22. Rd3 Rcd8 23. Rf1 Qh4 24. Qb1 Qf6 25. Qa1 Qxa1 26. Rxa1 Re7 27. Bf3 c6 28. Rad1 Nc8 29. Kf2 Rde8 30. Rc3 1/2-1/2

[Event "Warsaw YMCA Autumn-D 99th"]
[Site "Warsaw"]
[Date "2011.10.17"]
[Round "5"]
[White "Praczukowski, Stanislaw"]
[Black "Jarzyna, Michal"]
[Result "1-0"]
[ECO "D30"]
[WhiteElo "1678"]
[BlackElo "1495"]
[PlyCount "33"]
[EventDate "2011.09.19"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "POL"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 e6 5. b3 Nbd7 6. Bb2 Be7 7. Bd3 Ne4 8. 0-0 f5 9. Ne5 Nxe5 10. dxe5 0-0 11. f4 Bd7 12. Ba3 c5 13. cxd5 exd5 14. Bxe4 fxe4 15. Qxd5+ Kh8 16. Bxc5 Qa5 17. b4 1-0

[Event "Warsaw YMCA Autumn-D 99th"]
[Site "Warsaw"]
[Date "2011.10.10"]
[Round "4"]
[White "Jarzyna, Michal"]
[Black "Litner, Igor"]
[Result "1-0"]
[ECO "A30"]
[WhiteElo "1495"]
[BlackElo "1676"]
[PlyCount "85"]
[EventDate "2011.09.19"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "POL"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. b3 b6 2. Bb2 Bb7 3. Nf3 Nf6 4. c4 c5 5. g3 g6 6. Bg2 Bg7 7. 0-0 0-0 8. Qc2 e6 9. d4 cxd4 10. Bxd4 Nc6 11. Bc3 Rc8 12. Nbd2 d5 13. Qb2 Nh5 14. Bxg7 Nxg7 15. Rfd1 Qe7 16. cxd5 exd5 17. Nf1 Rfd8 18. Ne3 Nb4 19. a3 Na6 20. Rd2 Rc7 21. Rad1 Rcd7 22. Ne5 Rd6 23. Nxd5 Bxd5 24. Bxd5 Ne6 25. Nc6 Rxc6 26. Bxc6 Rxd2 27. Rxd2 Qc5 28. Rc2 Qf5 29. Bd7 Nac5 30. Bxe6 Qxe6 31. b4 Ne4 32. Qd4 Qf5 33. Rc4 Ng5 34. f4 Nh3+ 35. Kg2 g5 36. Qd8+ Kg7 37. Qc8 Nxf4+ 38. gxf4 Qd5+ 39. Kh3 gxf4 40. Qg4+ Kf8 41. Rxf4 Qb3+ 42. Rf3 Qd1 43. Qf5 1-0

[Event "Warsaw YMCA Autumn-D 99th"]
[Site "Warsaw"]
[Date "2011.10.04"]
[Round "3"]
[White "Pajak, Jakub Lech"]
[Black "Jarzyna, Michal"]
[Result "1/2-1/2"]
[ECO "A25"]
[WhiteElo "1694"]
[BlackElo "1495"]
[PlyCount "78"]
[EventDate "2011.09.19"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "POL"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. g3 Nc6 4. Bg2 d6 5. Rb1 a5 6. a3 Be6 7. d3 g6 8. b4 axb4 9. axb4 Qc8 10. Bg5 Bg7 11. h4 h6 12. Bd2 Ne7 13. Nf3 c6 14. b5 0-0 15. Qc1 Kh7 16. c5 dxc5 17. Nxe5 Nd7 18. Nxd7 Qxd7 19. Ne4 b6 20. bxc6 Qc7 21. Bc3 Bd5 22. Bxg7 Kxg7 23. Qb2+ f6 24. 0-0 Rab8 25. Ra1 Bxc6 26. Ra6 Nd5 27. Rfa1 Rb7 28. Nc3 Nxc3 29. Bxc6 Nxe2+ 30. Qxe2 Qxc6 31. Ra7 Rff7 32. Ra8 Rfe7 33. Qg4 Qd7 34. Rg8+ Kxg8 35. Qxg6+ Kf8 36. Qxf6+ Kg8 37. Qg6+ Kf8 38. Qf6+ Kg8 39. Qg6+ Kf8 1/2-1/2

[Event "Warsaw YMCA Autumn-D 99th"]
[Site "Warsaw"]
[Date "2011.09.26"]
[Round "2"]
[White "Jarzyna, Michal"]
[Black "Sokur, Ivan"]
[Result "0-1"]
[ECO "A01"]
[WhiteElo "1495"]
[BlackElo "1456"]
[PlyCount "58"]
[EventDate "2011.09.19"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "POL"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. b3 e5 2. Bb2 Nc6 3. e3 d5 4. Bb5 Bd6 5. f4 Qe7 6. Nf3 f6 7. fxe5 fxe5 8. Nxe5 Bxe5 9. Bxc6+ Kd8 10. Ba3 Qh4+ 11. Kf1 bxc6 12. d4 Bd6 13. Bb2 Nh6 14. Nd2 Ng4 15. Qe2 Qg5 16. h3 Nxe3+ 17. Kg1 Nxc2 18. Nf3 Qe3+ 19. Qxe3 Nxe3 20. Rc1 Kd7 21. g4 Ba6 22. Kf2 Bf4 23. Rc3 h5 24. Ne5+ Bxe5 25. dxe5 d4 26. Rcc1 Raf8+ 27. Kg3 h4+ 28. Kh2 Rf2+ 29. Kg1 Rxb2 0-1

[Event "Warsaw YMCA Autumn-D 99th"]
[Site "Warsaw"]
[Date "2011.09.19"]
[Round "1"]
[White "Blank, Kamil"]
[Black "Jarzyna, Michal"]
[Result "1-0"]
[ECO "B19"]
[WhiteElo "1667"]
[BlackElo "1495"]
[PlyCount "73"]
[EventDate "2011.09.19"]
[EventType "tourn"]
[EventRounds "13"]
[EventCountry "POL"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nd7 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 Qc7 11. Bd2 e6 12. 0-0-0 Ngf6 13. Ne4 Nxe4 14. Qxe4 Nf6 15. Qe2 Bd6 16. g3 0-0-0 17. Ne5 Kb8 18. Nc4 Ka8 19. Nxd6 Qxd6 20. Bf4 Qe7 21. g4 Nd5 22. Be5 Rc8 23. Kb1 f6 24. Bg3 Rhe8 25. Rd3 c5 26. dxc5 Rxc5 27. Rhd1 Rcc8 28. Rb3 Qc5 29. f3 Qa5 30. Rdd3 Rc5 31. Ra3 Qb5 32. Qd2 Rcc8 33. Ra5 Qb6 34. Bf2 Qc6 35. Bxa7 Nc7 36. Rc3 Red8 37. Bd4+ 1-0

[Event "POL-chT3 Mazowiecki"]
[Site "Warsaw"]
[Date "2011.03.06"]
[Round "7.56"]
[White "Jarzyna, Michal"]
[Black "Trocha, Daniel"]
[Result "1-0"]
[ECO "A01"]
[WhiteElo "1521"]
[PlyCount "95"]
[EventDate "2011.01.09"]
[EventType "team-tourn"]
[EventRounds "10"]
[EventCountry "POL"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Otwock UKS MDK III"]
[BlackTeam "Puszcza Marianska UKS Hetman"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. b3 Nf6 2. Bb2 Nc6 3. e3 e5 4. c4 d5 5. cxd5 Nxd5 6. a3 Qd6 7. Nf3 Bg4 8. Be2 e4 9. Nd4 Bxe2 10. Qxe2 Qc5 11. 0-0 Nxd4 12. Bxd4 Qc2 13. Qb5+ Qc6 14. Qxc6+ bxc6 15. Rc1 Kd7 16. Nc3 a5 17. Nxe4 f6 18. Nc3 Rb8 19. Nxd5 cxd5 20. Rcb1 c5 21. Bc3 c4 22. bxc4 Rxb1+ 23. Rxb1 dxc4 24. Rb8 Kc7 25. Ra8 Kd7 26. Bxa5 Ke7 27. Bb4+ Kf7 28. Rxf8+ Rxf8 29. Bxf8 Kxf8 30. Kf1 Ke7 31. Ke2 Kd6 32. d3 Kc5 33. dxc4 Kxc4 34. a4 Kb4 35. Kd3 Kxa4 36. Kd4 Kb5 37. Kd5 f5 38. g4 g6 39. gxf5 gxf5 40. Ke5 Kc6 41. Kxf5 Kd6 42. Kf6 Kd7 43. e4 h6 44. e5 h5 45. h4 Kd8 46. e6 Ke8 47. e7 Kd7 48. Kf7 1-0

[Event "POL-chT3 Mazowiecki"]
[Site "Warsaw"]
[Date "2011.03.06"]
[Round "8.36"]
[White "Jarzyna, Michal"]
[Black "Wadelek, Karol"]
[Result "0-1"]
[ECO "A12"]
[WhiteElo "1521"]
[BlackElo "1867"]
[PlyCount "76"]
[EventDate "2011.01.09"]
[EventType "team-tourn"]
[EventRounds "10"]
[EventCountry "POL"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Otwock UKS MDK III"]
[BlackTeam "Chylice UKS Szachylice II"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. b3 Nf6 2. Bb2 d5 3. e3 Bf5 4. Nf3 Nbd7 5. c4 c6 6. Be2 e6 7. 0-0 Bd6 8. d3 Qc7 9. Nbd2 0-0-0 10. a3 g5 11. g3 Rdg8 12. cxd5 exd5 13. b4 h5 14. Nd4 Bh3 15. b5 h4 16. g4 Bxh2+ 17. Kh1 Bxf1 18. Nxf1 Be5 19. bxc6 bxc6 20. Rc1 Bxd4 21. Bxd4 Rh6 22. Qa4 c5 23. Qb5 Qb6 24. a4 Qxb5 25. axb5 Kb7 26. Bxc5 Nxc5 27. Rxc5 Rc8 28. d4 Rxc5 29. dxc5 Ne4 30. c6+ Kb6 31. Nh2 Nxf2+ 32. Kg2 Ne4 33. Nf3 Nc3 34. Bd3 Nxb5 35. Bxb5 Kxb5 36. Nd4+ Kb6 37. Kh3 Rxc6 38. Nxc6 Kxc6 0-1

[Event "POL-chT3 Mazowiecki"]
[Site "Warsaw"]
[Date "2011.02.06"]
[Round "5.37"]
[White "Jarzyna, Michal"]
[Black "Grabara, Krzysztof"]
[Result "1-0"]
[ECO "A01"]
[WhiteElo "1521"]
[BlackElo "2000"]
[PlyCount "85"]
[EventDate "2011.01.09"]
[EventType "team-tourn"]
[EventRounds "10"]
[EventCountry "POL"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Otwock UKS MDK III"]
[BlackTeam "Zielonka Zieloni III"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. b3 d5 2. Bb2 Bf5 3. e3 Nd7 4. Nf3 e6 5. Be2 f6 6. Nd4 Bd6 7. g4 Bg6 8. Nxe6 Qe7 9. Nd4 0-0-0 10. Nc3 c6 11. d3 Qf7 12. Qd2 h5 13. h3 hxg4 14. Bxg4 f5 15. Be2 f4 16. 0-0-0 Re8 17. Kb1 Nh6 18. Bf3 Ne5 19. e4 Bc5 20. Nce2 Nxf3 21. Nxf3 dxe4 22. dxe4 Bxe4 23. Ng5 Qc7 24. Nxe4 Rxe4 25. Rhg1 Nf5 26. Rg5 Rf8 27. Bxg7 Nxg7 28. Rxc5 b6 29. Rc3 Ne6 30. h4 Rd8 31. Rd3 Rxd3 32. Qxd3 Nc5 33. Qf3 Kb7 34. h5 Qh7 35. Rd4 Qf5 36. Rxe4 Nxe4 37. Qxf4 Qd5 38. Qe3 Nc5 39. h6 Qf7 40. Nd4 Qg6 41. Qe7+ Ka6 42. h7 Qh6 43. Nxc6 1-0

[Event "POL-chT3 Mazowiecki"]
[Site "Warsaw"]
[Date "2011.01.23"]
[Round "4.41"]
[White "Banasiak, Adam"]
[Black "Jarzyna, Michal"]
[Result "0-1"]
[ECO "B18"]
[BlackElo "1521"]
[PlyCount "66"]
[EventDate "2011.01.09"]
[EventType "team-tourn"]
[EventRounds "10"]
[EventCountry "POL"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Minsk Mazowiecki MTSz II"]
[BlackTeam "Otwock UKS MDK III"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. e4 c6 2. Nc3 d5 3. d4 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Nf3 Nf6 7. Ne5 e6 8. Nxg6 hxg6 9. Bg5 Be7 10. c3 Qc7 11. h3 Nbd7 12. Bc4 0-0-0 13. Qb3 Bd6 14. Ne2 Nb6 15. Bd3 c5 16. c4 Rh5 17. h4 cxd4 18. Rc1 Bc5 19. Ng3 Rhh8 20. Ne4 Kb8 21. Qb5 Rc8 22. b4 Nxe4 23. Bxe4 Qe5 24. bxc5 Rxc5 25. Qb1 f5 26. f4 Qxe4+ 27. Qxe4 fxe4 28. g3 Rxc4 29. Kd2 Rhc8 30. Rxc4 Rxc4 31. Be7 Rc3 32. g4 Nc4+ 33. Kd1 Ne3+ 0-1

[Event "POL-chT3 Mazowiecki"]
[Site "Warsaw"]
[Date "2011.01.23"]
[Round "3.56"]
[White "Nowak, Edward"]
[Black "Jarzyna, Michal"]
[Result "1-0"]
[ECO "A62"]
[WhiteElo "1846"]
[BlackElo "1521"]
[PlyCount "97"]
[EventDate "2011.01.09"]
[EventType "team-tourn"]
[EventRounds "10"]
[EventCountry "POL"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Jablonna Lotos"]
[BlackTeam "Otwock UKS MDK III"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. c4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 c5 5. d4 0-0 6. d5 d6 7. 0-0 e6 8. Nc3 exd5 9. cxd5 Bg4 10. h3 Bxf3 11. Bxf3 Na6 12. Bf4 Nc7 13. a4 b6 14. Qd3 a6 15. e4 Rb8 16. Rfe1 b5 17. axb5 axb5 18. e5 Nfe8 19. e6 Qe7 20. Ra7 c4 21. Qe2 Bd4 22. Raa1 Nf6 23. Qd2 Bc5 24. Bg5 Kg7 25. Ne4 Nxe4 26. Rxe4 f6 27. Bh6+ Kg8 28. Bxf8 Rxf8 29. Kg2 Rb8 30. Re2 Kg7 31. Qc2 Bd4 32. Rd2 Bc5 33. Be2 Bb4 34. Rdd1 Bc5 35. b3 cxb3 36. Qxb3 b4 37. Rac1 Ra8 38. Ra1 Rb8 39. Ra5 Ne8 40. Rda1 Rb7 41. Rb5 Rc7 42. Rb8 Rb7 43. Rxb7 Qxb7 44. Bc4 Kg8 45. Qa4 Kf8 46. Qd7 Qxd7 47. exd7 Ke7 48. dxe8Q+ Kxe8 49. Ra8+ 1-0

[Event "POL-chT3 Mazowiecki"]
[Site "Warsaw"]
[Date "2011.01.09"]
[Round "1.45"]
[White "Jarzyna, Michal"]
[Black "Lipka, Ignacy"]
[Result "0-1"]
[ECO "A03"]
[WhiteElo "1521"]
[BlackElo "1669"]
[PlyCount "110"]
[EventDate "2011.01.09"]
[EventType "team-tourn"]
[EventRounds "10"]
[EventCountry "POL"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Otwock UKS MDK III"]
[BlackTeam "Bialoleka PKS Agape II"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. b3 d5 2. Bb2 c5 3. e3 Nc6 4. Bb5 Bd7 5. Nf3 e6 6. 0-0 Nf6 7. Bxc6 Bxc6 8. Ne5 Rc8 9. f4 Be7 10. Rf3 Rg8 11. d3 b6 12. Nd2 Bb7 13. Rf1 g6 14. Qe2 Nd7 15. Qf2 Bf6 16. Rac1 Rc7 17. d4 Ba6 18. c4 cxd4 19. exd4 Nxe5 20. fxe5 Bg5 21. Rc3 Bxd2 22. Qxd2 dxc4 23. bxc4 Rxc4 24. Qf4 Rf8 25. Rxc4 Bxc4 26. Rf2 Qe7 27. Rf3 Rg8 28. Ba3 Qd7 29. Bd6 b5 30. Qh6 f5 31. exf6 Qf7 32. Be7 Kd7 33. Qf4 Rc8 34. Qd6+ Ke8 35. Ra3 Bd5 36. Rc3 Bc4 37. h3 g5 38. Ra3 Qg6 39. Rxa7 Qb1+ 40. Kh2 Kf7 41. Bd8+ Kg6 42. Rg7+ Kh5 43. g4+ Kh6 44. Rxh7+ Qxh7 45. Qf8+ Kg6 46. Qe7 Qxe7 47. fxe7 Kf7 48. Kg3 Bxa2 49. h4 gxh4+ 50. Kxh4 Ke8 51. g5 Bb1 52. Kh5 Rxd8 53. exd8Q+ Kxd8 54. Kh6 Ke7 55. Kg7 b4 0-1

[Event "POL-chT3 Mazowiecki"]
[Site "Warsaw"]
[Date "2011.01.09"]
[Round "2.26"]
[White "Jarzyna, Michal"]
[Black "Wajszczyk, Piotr"]
[Result "1-0"]
[ECO "A01"]
[WhiteElo "1521"]
[PlyCount "109"]
[EventDate "2011.01.09"]
[EventType "team-tourn"]
[EventRounds "10"]
[EventCountry "POL"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Otwock UKS MDK III"]
[BlackTeam "Warszawa Modus"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "POL"]

1. b3 e5 2. Bb2 Nc6 3. e3 Nf6 4. c4 d5 5. cxd5 Nxd5 6. a3 Bd6 7. Nf3 0-0 8. Bc4 Be6 9. 0-0 Qd7 10. Qc2 h6 11. b4 a6 12. d3 Rfe8 13. Nbd2 Nf6 14. Rac1 Rad8 15. Rfd1 Qe7 16. Qc3 Bg4 17. b5 axb5 18. Bxb5 Bd7 19. Nc4 Nd5 20. Qb3 Qe6 21. Nxd6 Qxd6 22. Bc4 Be6 23. Ba1 Nb6 24. Bxe6 Rxe6 25. Qc3 Ra8 26. Bb2 Na4 27. Qb3 Nxb2 28. Qxb2 Ra7 29. Ra1 Re8 30. d4 e4 31. Nd2 Na5 32. Rdc1 b6 33. Qb4 Qg6 34. Nf1 Rd8 35. Qb5 Qe6 36. Rd1 Rd5 37. Qb2 h5 38. Qc2 h4 39. h3 Rg5 40. Kh1 c6 41. Nd2 f5 42. Qa2 Kf7 43. Qxe6+ Kxe6 44. Rdb1 Rb7 45. Nb3 Nc4 46. Nc5+ bxc5 47. Rxb7 cxd4 48. exd4 Kd5 49. a4 Rh5 50. a5 g5 51. a6 Rh8 52. a7 Ra8 53. Rb8 Rxa7 54. Rxa7 Kxd4 55. Rg8 1-0

[Event "Kowalewo Pomorskie op-B 17th"]
[Site "Kowalewo Pomorskie"]
[Date "2010.07.10"]
[Round "9"]
[White "Kurcius, Ewa"]
[Black "Jarzyna, Michal"]
[Result "1/2-1/2"]
[ECO "B19"]
[WhiteElo "1644"]
[PlyCount "19"]
[EventDate "2010.07.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. h5 Bh7 8. Bd3 Bxd3 9. Qxd3 e6 10. Nf3 1/2-1/2

[Event "Kowalewo Pomorskie op-B 17th"]
[Site "Kowalewo Pomorskie"]
[Date "2010.07.09"]
[Round "8"]
[White "Jarzyna, Michal"]
[Black "Majdan, Marta"]
[Result "1-0"]
[ECO "A01"]
[BlackElo "1655"]
[PlyCount "61"]
[EventDate "2010.07.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. b3 e5 2. Bb2 Nc6 3. e3 Nf6 4. c4 Bc5 5. a3 d5 6. b4 Be7 7. b5 Na5 8. Bxe5 Nxc4 9. Bxc4 dxc4 10. Qc2 Be6 11. Ne2 Rc8 12. Nd4 Bd5 13. 0-0 0-0 14. Nc3 Re8 15. Nxd5 Qxd5 16. Bg3 Ne4 17. a4 Bf6 18. d3 cxd3 19. Qxd3 c6 20. Rad1 Rcd8 21. Qc2 Bxd4 22. Rxd4 Qe6 23. Rfd1 Rxd4 24. Rxd4 cxb5 25. axb5 Nxg3 26. hxg3 Rc8 27. Qd3 Rc1+ 28. Kh2 g6 29. Rd8+ Kg7 30. Qd4+ Qf6 31. Rg8+ 1-0

[Event "Kowalewo Pomorskie op-B 17th"]
[Site "Kowalewo Pomorskie"]
[Date "2010.07.09"]
[Round "7"]
[White "Kaluzny, Krzysztof"]
[Black "Jarzyna, Michal"]
[Result "1-0"]
[ECO "D48"]
[WhiteElo "1616"]
[PlyCount "59"]
[EventDate "2010.07.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 e6 4. Nf3 Nf6 5. e3 Nbd7 6. Bd3 dxc4 7. Bxc4 b5 8. Bd3 a6 9. 0-0 c5 10. b3 Bb7 11. Qe2 Bd6 12. Bb2 Qc7 13. h3 0-0 14. Rfd1 Bc6 15. Rac1 Qb7 16. Ne1 Rac8 17. dxc5 Bxc5 18. a3 Ba7 19. Na2 Bd5 20. Bc2 Bb8 21. Nb4 Be5 22. Bxe5 Nxe5 23. Nxd5 Nxd5 24. Bxh7+ Kxh7 25. Qh5+ Kg8 26. Qxe5 Rc6 27. Qb2 Rfc8 28. Nd3 Qd7 29. Rxc6 Rxc6 30. Ne5 1-0

[Event "Kowalewo Pomorskie op-B 17th"]
[Site "Kowalewo Pomorskie"]
[Date "2010.07.08"]
[Round "6"]
[White "Jarzyna, Michal"]
[Black "Wilk, Oktawia"]
[Result "1-0"]
[ECO "A01"]
[PlyCount "89"]
[EventDate "2010.07.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. b3 e5 2. Bb2 Nc6 3. e3 Nf6 4. c4 d6 5. Be2 Be7 6. Nf3 0-0 7. d4 exd4 8. Nxd4 Nxd4 9. Bxd4 c5 10. Bb2 Ne4 11. Nd2 Qa5 12. Bd3 Nxd2 13. Qxd2 Qxd2+ 14. Kxd2 b6 15. Be4 Rb8 16. Ke2 Bb7 17. Bxb7 Rxb7 18. Rad1 Rd8 19. Rd5 a6 20. Rhd1 Rbd7 21. Be5 f6 22. Bg3 Kf8 23. e4 Ke8 24. f4 g6 25. e5 dxe5 26. Rxd7 Rxd7 27. Rxd7 Kxd7 28. fxe5 fxe5 29. Bxe5 Bd6 30. Bxd6 Kxd6 31. Ke3 Ke5 32. g4 g5 33. h3 h6 34. a3 b5 35. cxb5 axb5 36. a4 c4 37. axb5 cxb3 38. Kd3 b2 39. Kc2 b1Q+ 40. Kxb1 Kd5 41. Kc2 Kc5 42. Kd3 Kxb5 43. Ke4 Kc6 44. Kf5 Kd7 45. Kg6 1-0

[Event "Kowalewo Pomorskie op-B 17th"]
[Site "Kowalewo Pomorskie"]
[Date "2010.07.07"]
[Round "5"]
[White "Walczak, Michal"]
[Black "Jarzyna, Michal"]
[Result "1-0"]
[ECO "D44"]
[WhiteElo "1768"]
[PlyCount "49"]
[EventDate "2010.07.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. Bg5 dxc4 6. e4 b5 7. e5 h6 8. Bh4 g5 9. Nxg5 hxg5 10. Bxg5 Be7 11. exf6 Bxf6 12. Bxf6 Qxf6 13. Qd2 Bb7 14. Ne4 Qe7 15. 0-0-0 Nd7 16. Qf4 Rh4 17. Nd6+ Kf8 18. Qg3 Ba6 19. Be2 f5 20. Bf3 f4 21. Qg6 Qxd6 22. Rhe1 Re8 23. d5 c3 24. dxe6 b4 25. Qf7# 1-0

[Event "Kowalewo Pomorskie op-B 17th"]
[Site "Kowalewo Pomorskie"]
[Date "2010.07.06"]
[Round "3"]
[White "Jarzyna, Michal"]
[Black "Strzyzewski, Adam"]
[Result "0-1"]
[ECO "A01"]
[BlackElo "1722"]
[PlyCount "100"]
[EventDate "2010.07.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. b3 e5 2. Bb2 Nc6 3. e3 d6 4. c4 Nf6 5. Be2 Be7 6. Nf3 Bg4 7. 0-0 Qd7 8. a3 a5 9. d4 e4 10. Nfd2 Bxe2 11. Qxe2 0-0 12. d5 Ne5 13. Nc3 Nd3 14. Ndxe4 Nxb2 15. Qxb2 Nxe4 16. Nxe4 f5 17. Nc3 Bf6 18. Qc2 b5 19. Rac1 bxc4 20. bxc4 c6 21. dxc6 Qxc6 22. Qxf5 Rae8 23. Qd5+ Qxd5 24. Nxd5 Bb2 25. Rc2 Bxa3 26. Ra2 Bc5 27. Rxa5 Rb8 28. Rb5 Ra8 29. Nc7 Ra2 30. Rb3 Rc2 31. Ne6 Rc8 32. Nxc5 dxc5 33. g3 Rxc4 34. Rfb1 Rc2 35. Rb8 Rxb8 36. Rxb8+ Kf7 37. Rc8 Ke6 38. Kg2 Kd7 39. Rh8 c4 40. Rxh7 c3 41. Rh4 Kd6 42. Rd4+ Kc5 43. Rd1 Kc4 44. e4 Kb3 45. e5 Re2 46. Rd5 Kc4 47. Rd1 Rxe5 48. Kf3 c2 49. Rd6 c1Q 50. Rc6+ Rc5 0-1

[Event "Kowalewo Pomorskie op-B 17th"]
[Site "Kowalewo Pomorskie"]
[Date "2010.07.06"]
[Round "4"]
[White "Mydlowski, Przemyslaw"]
[Black "Jarzyna, Michal"]
[Result "0-1"]
[ECO "D66"]
[PlyCount "66"]
[EventDate "2010.07.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. d4 d5 2. Bg5 Nd7 3. e3 Ngf6 4. c4 c6 5. Nc3 e6 6. Nf3 Be7 7. Bd3 dxc4 8. Bxc4 b5 9. Bd3 a6 10. 0-0 Bb7 11. Rc1 0-0 12. Ne4 Nxe4 13. Bxe7 Nxf2 14. Rxf2 Qxe7 15. Qc2 h6 16. a4 Rac8 17. Qb3 Nb6 18. axb5 cxb5 19. Rxc8 Rxc8 20. Ne5 Rc1+ 21. Bf1 Bd5 22. Qd3 Bc4 23. Qe4 Rxf1+ 24. Rxf1 Bxf1 25. Kxf1 Qf6+ 26. Ke2 Nd5 27. Nd7 Qd8 28. Nc5 Qa5 29. Nxe6 Qa2 30. Kf3 fxe6 31. Qxe6+ Kf8 32. Qc8+ Kf7 33. Qf5+ Nf6 0-1

[Event "Kowalewo Pomorskie op-B 17th"]
[Site "Kowalewo Pomorskie"]
[Date "2010.07.05"]
[Round "2"]
[White "Kropidlowski, Maciej"]
[Black "Jarzyna, Michal"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "1690"]
[PlyCount "61"]
[EventDate "2010.07.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. g4 Bg6 5. h4 h6 6. Bd3 Bxd3 7. Qxd3 e6 8. f4 Nd7 9. Nf3 Qc7 10. Nc3 0-0-0 11. Be3 c5 12. Nb5 Qb6 13. c4 a6 14. Nc3 Qxb2 15. 0-0 Qa3 16. cxd5 exd5 17. Bc1 Qa5 18. Nxd5 Kb8 19. Bd2 Qb5 20. Qxb5 axb5 21. Ba5 Rc8 22. Rab1 b4 23. Nb6 Nxb6 24. Bxb6 cxd4 25. Bxd4 Ne7 26. Rfc1 Rxc1+ 27. Rxc1 Nd5 28. f5 Be7 29. Rc2 h5 30. g5 Rc8 31. Ba7+ 1-0

[Event "Kowalewo Pomorskie op-B 17th"]
[Site "Kowalewo Pomorskie"]
[Date "2010.07.04"]
[Round "1"]
[White "Jarzyna, Michal"]
[Black "Grota, Mateusz"]
[Result "0-1"]
[ECO "A06"]
[BlackElo "1814"]
[PlyCount "52"]
[EventDate "2010.07.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "POL"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. b3 Nf6 2. Bb2 d5 3. e3 Bf5 4. Nf3 Nbd7 5. c4 dxc4 6. Bxc4 e6 7. 0-0 Bd6 8. Re1 0-0 9. d4 Re8 10. Nbd2 Bg4 11. Be2 a5 12. e4 Bb4 13. e5 Nd5 14. a3 Bf8 15. Bd3 c5 16. h4 Be7 17. g3 Qb6 18. dxc5 Nxc5 19. Bd4 h6 20. Rb1 Qd8 21. Bb5 Rf8 22. Bxc5 Bxc5 23. a4 Nc3 24. Qc2 Nxb1 25. Qxb1 Bb4 26. Qc2 Bxf3 0-1

