[Event "BL2-Nord 2223"]
[Site "Germany"]
[Date "2023.03.19"]
[Round "10.6"]
[White "Zierke, Oliver"]
[Black "Sarbok, Torsten"]
[Result "1/2-1/2"]
[ECO "D27"]
[WhiteElo "2264"]
[BlackElo "2333"]
[PlyCount "25"]
[EventDate "2022.10.22"]
[EventType "team-tourn"]
[EventRounds "10"]
[EventCountry "GER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Norderstedt"]
[BlackTeam "Koenig Tegel"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 e6 5. Bxc4 c5 6. 0-0 cxd4 7. exd4 a6 8. a4 Nc6 9. Nc3 Nb4 10. Bg5 Be7 11. Qe2 0-0 12. Rfd1 h6 13. Bh4 1/2-1/2

[Event "BL2-Nord 2223"]
[Site "Germany"]
[Date "2023.03.18"]
[Round "9.6"]
[White "Luch, Michal"]
[Black "Zierke, Oliver"]
[Result "1/2-1/2"]
[ECO "D30"]
[WhiteElo "2371"]
[BlackElo "2264"]
[PlyCount "25"]
[EventDate "2022.10.22"]
[EventType "team-tourn"]
[EventRounds "10"]
[EventCountry "GER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Zehlendorf"]
[BlackTeam "Norderstedt"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. Nf3 c5 3. dxc5 e6 4. c4 Bxc5 5. e3 Nf6 6. a3 a5 7. Nc3 0-0 8. cxd5 exd5 9. Be2 Nc6 10. Nb5 Ne4 11. 0-0 Bg4 12. h3 Be6 13. Bd3 1/2-1/2

[Event "BL2-Nord 2223"]
[Site "Germany"]
[Date "2023.02.26"]
[Round "8.6"]
[White "Zierke, Oliver"]
[Black "Steczek, Marcin"]
[Result "0-1"]
[ECO "A46"]
[WhiteElo "2264"]
[BlackElo "2356"]
[PlyCount "98"]
[EventDate "2022.10.22"]
[EventType "team-tourn"]
[EventRounds "10"]
[EventCountry "GER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Norderstedt"]
[BlackTeam "Ruedersdorf Glueckauf"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. Nf3 e6 3. Bg5 h6 4. Bxf6 Qxf6 5. e4 d6 6. Nc3 g5 7. e5 Qe7 8. Bb5+ Bd7 9. Bxd7+ Nxd7 10. Qe2 0-0-0 11. 0-0-0 Bg7 12. h3 dxe5 13. dxe5 Qc5 14. Rhe1 Nb6 15. Rxd8+ Rxd8 16. Kb1 Nc4 17. Ne4 Qa5 18. Nf6 Bxf6 19. exf6 Nd2+ 20. Nxd2 Qxd2 21. c3 Qxe2 22. Rxe2 Rd5 23. g4 Rd3 24. h4 Rf3 25. hxg5 hxg5 26. Re5 Rxf6 27. Rxg5 Rxf2 28. a4 Kd7 29. b4 Kd6 30. Rg8 Rg2 31. Rf8 Rxg4 32. Rxf7 a5 33. bxa5 Rxa4 34. Kc2 Rxa5 35. Kd3 b6 36. Rh7 Rg5 37. Kc4 c6 38. Rh8 Rg4+ 39. Kd3 Rg3+ 40. Kc4 b5+ 41. Kb4 Rg4+ 42. Kb3 Rc4 43. Kc2 Rg4 44. Rd8+ Ke5 45. Re8 Kd5 46. Rd8+ Kc4 47. Rd2 Re4 48. Rd6 c5 49. Kd2 Re5 0-1

[Event "BL2-Nord 2223"]
[Site "Germany"]
[Date "2023.02.25"]
[Round "7.6"]
[White "Polzin, Rainer"]
[Black "Zierke, Oliver"]
[Result "1-0"]
[ECO "B30"]
[WhiteElo "2385"]
[BlackElo "2264"]
[PlyCount "119"]
[EventDate "2022.10.22"]
[EventType "team-tourn"]
[EventRounds "10"]
[EventCountry "GER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Berlin SF II"]
[BlackTeam "Norderstedt"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 Nd4 4. Bc4 e6 5. Nc3 Nf6 6. 0-0 a6 7. d3 b5 8. Bb3 Nxb3 9. axb3 Bb7 10. e5 Nd5 11. Ne4 Be7 12. d4 cxd4 13. Qxd4 Qb6 14. Nd6+ Bxd6 15. exd6 Qxd4 16. Nxd4 Rc8 17. Bd2 0-0 18. Rfc1 e5 19. Nf5 g6 20. Nh6+ Kg7 21. Ng4 Rfe8 22. Bh6+ Kg8 23. c4 f5 24. cxd5 fxg4 25. Rc7 Rxc7 26. dxc7 Bxd5 27. Rxa6 Rc8 28. Ra7 Bxb3 29. Bg5 Kf7 30. Bd8 d5 31. Rb7 d4 32. Rxb5 Be6 33. Rb8 Ke8 34. Kf1 Kd7 35. Ke2 h5 36. Kd2 h4 37. g3 hxg3 38. hxg3 Bf5 39. b4 Rxc7 40. Bxc7 Kxc7 41. Rb5 Kd6 42. Rc5 Be6 43. Ra5 Bf5 44. Ra8 Kc6 45. Re8 Kd5 46. b5 Kd6 47. b6 Kc6 48. Rxe5 Kxb6 49. Rd5 d3 50. Ke3 Kc6 51. Rd8 Kc5 52. f3 gxf3 53. Kxf3 Kc4 54. g4 Be6 55. Rd6 Bd5+ 56. Ke3 g5 57. Rg6 Kc3 58. Rxg5 Be6 59. Rc5+ Kb4 60. Re5 1-0

[Event "BL2-Nord 2223"]
[Site "Germany"]
[Date "2023.02.05"]
[Round "6.4"]
[White "Arndt, Magnus"]
[Black "Zierke, Oliver"]
[Result "1-0"]
[ECO "B52"]
[WhiteElo "2384"]
[BlackElo "2264"]
[PlyCount "73"]
[EventDate "2022.10.22"]
[EventType "team-tourn"]
[EventRounds "10"]
[EventCountry "GER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Kiel Turm II"]
[BlackTeam "Norderstedt"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Qxd7 5. 0-0 Nc6 6. c3 Nf6 7. d4 Nxe4 8. d5 Nd8 9. Re1 Nf6 10. Bg5 e6 11. Bxf6 gxf6 12. Nh4 Be7 13. Qh5 exd5 14. Nf5 Nc6 15. Ng7+ Kf8 16. Nf5 h6 17. f4 d4 18. cxd4 cxd4 19. Nd2 d5 20. Nf3 Re8 21. N3h4 Bb4 22. Red1 Re4 23. Qg4 Rg8 24. Qh5 Rh8 25. a3 Bc5 26. b4 Bb6 27. Qg4 Rg8 28. Qh5 Qe6 29. Qxh6+ Ke8 30. Qh7 d3+ 31. Kh1 Rg4 32. h3 Rxh4 33. Ng7+ Kd7 34. Qxh4 Qd6 35. Qg4+ Kc7 36. Rxd3 Rxf4 37. Ne8+ 1-0

[Event "BL2-Nord 2223"]
[Site "Germany"]
[Date "2022.11.27"]
[Round "4.5"]
[White "Zierke, Oliver"]
[Black "Kollen, Zyon"]
[Result "0-1"]
[ECO "A46"]
[WhiteElo "2264"]
[BlackElo "2343"]
[PlyCount "68"]
[EventDate "2022.10.22"]
[EventType "team-tourn"]
[EventRounds "10"]
[EventCountry "GER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Norderstedt"]
[BlackTeam "Werder Bremen II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. Nf3 e6 3. Bg5 h6 4. Bh4 b6 5. e3 Bb7 6. Bd3 g5 7. Bg3 g4 8. Nfd2 h5 9. e4 h4 10. Bf4 Rg8 11. Qe2 Nc6 12. c3 d6 13. d5 Ne5 14. Bxe5 dxe5 15. Bb5+ Nd7 16. Nc4 Bd6 17. Nbd2 exd5 18. exd5 Qe7 19. Bxd7+ Kxd7 20. Ne3 Raf8 21. Nxg4 f5 22. Ne3 f4 23. Ng4 Bxd5 24. f3 Rxg4 25. fxg4 h3 26. Nf3 hxg2 27. Qxg2 e4 28. Nd4 f3 29. Qh3 e3 30. g5+ Kd8 31. 0-0-0 e2 32. Rde1 f2 33. Rxe2 Bxh1 34. Qf1 Qxe2 0-1

[Event "BL2-Nord 2223"]
[Site "Germany"]
[Date "2022.11.26"]
[Round "3.5"]
[White "Hoeffer, David"]
[Black "Zierke, Oliver"]
[Result "1/2-1/2"]
[ECO "D00"]
[WhiteElo "2337"]
[BlackElo "2264"]
[PlyCount "61"]
[EventDate "2022.10.22"]
[EventType "team-tourn"]
[EventRounds "10"]
[EventCountry "GER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Lister Turm"]
[BlackTeam "Norderstedt"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. Nc3 Nf6 3. Bf4 Bf5 4. e3 e6 5. Bd3 Bg6 6. h4 a6 7. h5 Bxd3 8. Qxd3 h6 9. Nf3 Bd6 10. Ne5 Nbd7 11. f3 Qe7 12. 0-0-0 0-0-0 13. Na4 Kb8 14. Nc6+ bxc6 15. Qxa6 c5 16. Qb5+ Kc8 17. Qa6+ Kb8 18. Qb5+ Kc8 19. Bxd6 cxd6 20. Rd3 Kc7 21. Qa5+ Kc6 22. Qa6+ Kc7 23. Qa7+ Kc6 24. Qa6+ Kc7 25. Qa7+ Kc6 26. Rb3 Rb8 27. Qa6+ Kc7 28. Qa7+ Kc6 29. Qa6+ Kc7 30. Qa7+ Kc6 31. Qa6+ 1/2-1/2

[Event "BL2-Nord 2223"]
[Site "Germany"]
[Date "2022.10.23"]
[Round "2.4"]
[White "Colpe, Malte"]
[Black "Zierke, Oliver"]
[Result "1/2-1/2"]
[ECO "D32"]
[WhiteElo "2358"]
[BlackElo "2264"]
[PlyCount "93"]
[EventDate "2022.10.22"]
[EventType "team-tourn"]
[EventRounds "10"]
[EventCountry "GER"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]
[WhiteTeam "Hamburger SK II"]
[BlackTeam "Norderstedt"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. Nf3 Nc6 6. dxc5 d4 7. Na4 Bxc5 8. Nxc5 Qa5+ 9. Bd2 Qxc5 10. b4 Nxb4 11. Rc1 Qd6 12. e3 Ne7 13. Nxd4 0-0 14. Bc4 Nbc6 15. Bc3 Nxd4 16. Bxd4 Qb4+ 17. Kf1 Nf5 18. Qb3 Qxb3 19. Bxb3 Nxd4 20. exd4 Rd8 21. d5 a5 22. a3 a4 23. Ba2 Bg4 24. f3 Rac8 25. Ke2 Bf5 26. Ke3 Kf8 27. Kd4 Ke7 28. g4 Bc2 29. Bc4 Bb3 30. Bxb3 axb3 31. Rxc8 Rxc8 32. Rb1 b5 33. Rxb3 Rc4+ 34. Ke3 Rc5 35. Rd3 Kd6 36. Ke4 Rc2 37. h4 Re2+ 38. Kf4 Re5 39. Rd4 Rxd5 40. Ke4 Rxd4+ 41. Kxd4 Kc6 42. f4 Kd6 43. g5 g6 44. Ke4 Ke6 45. Kd4 Kd6 46. Ke4 Ke6 47. Kd4 1/2-1/2

[Event "Solta op 5th"]
[Site "Grohote"]
[Date "2022.07.10"]
[Round "9"]
[White "Vucenovic, Damian"]
[Black "Zierke, Oliver"]
[Result "0-1"]
[ECO "B50"]
[WhiteElo "2047"]
[BlackElo "2252"]
[PlyCount "50"]
[EventDate "2022.07.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CRO"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. h3 g6 5. Bd3 Bg7 6. 0-0 0-0 7. Bc2 e5 8. d3 Nc6 9. Be3 b6 10. Nbd2 d5 11. Ba4 Bb7 12. Bxc6 Bxc6 13. Nxe5 Bb7 14. Ng4 Nh5 15. Re1 Re8 16. Qc2 f5 17. exf5 gxf5 18. Nh6+ Bxh6 19. Bxh6 Qf6 20. g4 Qxh6 21. gxh5 Kh8 22. d4 Qg5+ 23. Kh1 Rxe1+ 24. Nf1 Rg8 25. f4 Qg1# 0-1

[Event "Solta op 5th"]
[Site "Grohote"]
[Date "2022.07.09"]
[Round "8"]
[White "Zierke, Oliver"]
[Black "Cupic, Lovro"]
[Result "1/2-1/2"]
[ECO "D85"]
[WhiteElo "2252"]
[BlackElo "2250"]
[PlyCount "42"]
[EventDate "2022.07.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CRO"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 d5 5. cxd5 Nxd5 6. e4 Nxc3 7. bxc3 c5 8. Be3 Qa5 9. Qd2 0-0 10. Rc1 cxd4 11. cxd4 Qxd2+ 12. Nxd2 f5 13. Bc4+ Kh8 14. exf5 gxf5 15. g3 Nc6 16. Nf3 Na5 17. Bd5 e6 18. Bd2 exd5 19. Bxa5 f4 20. Ne5 Be6 21. 0-0 fxg3 1/2-1/2

[Event "Solta op 5th"]
[Site "Grohote"]
[Date "2022.07.08"]
[Round "7"]
[White "Bukal, Vladimir Jr"]
[Black "Zierke, Oliver"]
[Result "1-0"]
[ECO "D32"]
[WhiteElo "2372"]
[BlackElo "2252"]
[PlyCount "105"]
[EventDate "2022.07.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CRO"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. Nf3 d5 2. e3 Nf6 3. c4 e6 4. Nc3 c5 5. cxd5 exd5 6. d4 a6 7. Bd3 Nc6 8. 0-0 Bd6 9. dxc5 Bxc5 10. b3 0-0 11. Bb2 Qe7 12. Ne2 Bg4 13. Re1 Ne4 14. Nf4 Rfd8 15. h3 Bf5 16. Rc1 Rac8 17. Bb1 Bb4 18. Re2 Ba3 19. g4 Bxb2 20. Rxb2 Be6 21. Rbc2 Qa3 22. Kg2 Qb4 23. Nd4 Nxd4 24. Rxc8 Rxc8 25. Rxc8+ Bxc8 26. Nxd5 Qd2 27. Qxd2 Nxd2 28. exd4 Nxb1 29. Ne7+ Kf8 30. Nxc8 Nc3 31. a4 Ne2 32. d5 Nc3 33. Kf3 Nxd5 34. Ke4 Nc7 35. a5 Ne6 36. b4 Ng5+ 37. Ke3 Ne6 38. h4 Nd8 39. Kd4 Ke8 40. Nb6 Ke7 41. Nc4 Kd7 42. Kd5 Kc7 43. h5 h6 44. Nd6 Kd7 45. Ne4 Nc6 46. Kc5 Kc7 47. f4 Nd8 48. f5 Nc6 49. f6 gxf6 50. Nxf6 Ne5 51. Kd5 Nd3 52. Ke4 Nxb4 53. g5 1-0

[Event "Solta op 5th"]
[Site "Grohote"]
[Date "2022.07.06"]
[Round "5"]
[White "Kostov, Deyan Samuil"]
[Black "Zierke, Oliver"]
[Result "0-1"]
[ECO "E90"]
[WhiteElo "2188"]
[BlackElo "2252"]
[PlyCount "134"]
[EventDate "2022.07.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CRO"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 g6 4. Nc3 Bg7 5. e4 0-0 6. Nf3 d6 7. h3 Na6 8. Bd3 e6 9. 0-0 Nc7 10. Re1 Rb8 11. a4 e5 12. Bg5 h6 13. Be3 Na6 14. Na2 Kh7 15. b4 b6 16. b5 Nc7 17. g4 Nxe4 18. Bxe4 f5 19. Bc2 fxg4 20. Nh2 gxh3 21. Be4 Qh4 22. Qd3 Bf5 23. Nc3 Ne8 24. Kh1 Rb7 25. Rg1 Qh5 26. Qd1 Qh4 27. Qd3 Qh5 28. Rg3 Nf6 29. Rag1 Rbf7 30. f3 Nxe4 31. fxe4 Bd7 32. Qe2 Qxe2 33. Nxe2 g5 34. Rb1 Bf6 35. Rgg1 Bd8 36. Ng3 Kg6 37. Rbf1 h5 38. Rxf7 Rxf7 39. Rf1 Rxf1+ 40. Ngxf1 g4 41. Kg1 Bg5 42. Bf2 h4 43. Be1 Kh5 44. Bd2 Bf4 45. Bxf4 exf4 46. Nd2 Kg5 47. a5 bxa5 48. e5 Kf5 49. exd6 a4 50. Nb1 Ke5 51. Nf1 Kxd6 52. Nc3 a3 53. Ne4+ Ke5 54. Nxc5 a2 55. Nb3 Bxb5 56. cxb5 Kxd5 57. Nfd2 f3 58. Na1 Kd4 59. Nf1 Kc3 60. Ne3 Kb2 61. Nac2 g3 62. Kh1 f2 63. b6 axb6 64. Nd1+ Kxc2 65. Ne3+ Kd3 66. Nf1 g2+ 67. Kh2 gxf1N+ 0-1

[Event "Solta op 5th"]
[Site "Grohote"]
[Date "2022.07.04"]
[Round "3"]
[White "Grochtmann, Stephan"]
[Black "Zierke, Oliver"]
[Result "0-1"]
[ECO "A03"]
[WhiteElo "2010"]
[BlackElo "2252"]
[PlyCount "34"]
[EventDate "2022.07.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CRO"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. f4 d5 2. Nf3 Nf6 3. g3 g6 4. Bg2 Bg7 5. d3 0-0 6. 0-0 c5 7. c3 Nc6 8. Qe1 b6 9. e4 dxe4 10. dxe4 Ba6 11. Rf2 e5 12. Nh4 exf4 13. e5 Nxe5 14. Bxa8 Nd3 15. Qf1 Qxa8 16. Rd2 Qe4 17. Ng2 f3 0-1

[Event "Solta op 5th"]
[Site "Grohote"]
[Date "2022.07.03"]
[Round "2"]
[White "Zierke, Oliver"]
[Black "Bedic, Zeljko"]
[Result "1/2-1/2"]
[ECO "D45"]
[WhiteElo "2252"]
[BlackElo "2068"]
[PlyCount "36"]
[EventDate "2022.07.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CRO"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 e6 2. Nf3 d5 3. c4 Nf6 4. Nc3 c6 5. e3 Nbd7 6. Qc2 Bd6 7. b3 0-0 8. Be2 b6 9. 0-0 Bb7 10. Bb2 Rc8 11. Rad1 Qe7 12. Rfe1 c5 13. cxd5 cxd4 14. Nxd4 Nxd5 15. Ndb5 Bb8 16. Qd3 Qg5 17. Ne4 Qh6 18. Ng3 Ne5 1/2-1/2

[Event "BL2-Nord 2122"]
[Site "Germany"]
[Date "2022.06.19"]
[Round "8.8"]
[White "Zierke, Oliver"]
[Black "Sehner, Norbert"]
[Result "1-0"]
[ECO "D45"]
[WhiteElo "2227"]
[BlackElo "2323"]
[PlyCount "78"]
[EventDate "2022.03.05"]
[EventType "team-tourn"]
[EventRounds "10"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Norderstedt"]
[BlackTeam "Hamburger SK II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. c4 e6 3. Nc3 c6 4. e3 Nf6 5. Nf3 Nbd7 6. Qc2 Bd6 7. b3 Qe7 8. Be2 0-0 9. 0-0 Re8 10. Bb2 dxc4 11. bxc4 e5 12. Rfd1 e4 13. Nd2 Nf8 14. a4 Bf5 15. c5 Bc7 16. Ba3 Rad8 17. Nc4 Ng4 18. Nd6 Qh4 19. Bxg4 Bxg4 20. Ncxe4 Bxd1 21. Rxd1 Re6 22. Ng3 Bxd6 23. cxd6 Qg4 24. Rb1 Rd7 25. h3 Qg5 26. e4 Rg6 27. Bc1 Qd8 28. e5 f6 29. Nf5 Qe8 30. Ne7+ Rxe7 31. dxe7 Qxe7 32. Qb3+ Qe6 33. Qxb7 fxe5 34. dxe5 Qxe5 35. Qb3+ Re6 36. Be3 a6 37. Qb8 Qe4 38. Rb7 Rg6 39. g3 Rxg3+ 1-0

[Event "BL2-Nord 2122"]
[Site "Germany"]
[Date "2022.05.15"]
[Round "6.8"]
[White "Brueggemann, Florian"]
[Black "Zierke, Oliver"]
[Result "0-1"]
[ECO "B50"]
[WhiteElo "1967"]
[BlackElo "2227"]
[PlyCount "104"]
[EventDate "2022.03.05"]
[EventType "team-tourn"]
[EventRounds "10"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Magdeburg"]
[BlackTeam "Norderstedt"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 Nc6 3. Bc4 d6 4. c3 Nf6 5. Qe2 Bg4 6. Bb3 e6 7. d3 Be7 8. Nbd2 0-0 9. h3 Bh5 10. Nf1 d5 11. Bc2 Qc7 12. g4 Bg6 13. Nh4 dxe4 14. Nxg6 hxg6 15. dxe4 Bd6 16. Be3 Na5 17. h4 Bf4 18. f3 Rfd8 19. Rd1 Rxd1+ 20. Kxd1 b5 21. Bxf4 Qxf4 22. Qe3 Qc7 23. h5 Nc4 24. Qc1 Rd8+ 25. Ke2 gxh5 26. g5 Nh7 27. Rxh5 g6 28. Rh4 Qe7 29. Rg4 Ne5 30. Rg3 c4 31. f4 Nc6 32. e5 Qc5 33. Qe3 Qd5 34. Nd2 Ne7 35. Rg1 Nf5 36. Bxf5 exf5 37. Nf3 Nf8 38. e6 Nxe6 39. Qe5 Qe4+ 40. Qxe4 fxe4 41. Nd4 Nxd4+ 42. cxd4 Rxd4 43. Ke3 Rd3+ 44. Kxe4 Rd2 45. Rb1 Kf8 46. Ke3 Rd6 47. a4 a6 48. axb5 axb5 49. Ra1 Ke7 50. Ra5 Rd5 51. Ke4 Ke6 52. Ra8 Rd2 0-1

[Event "BL2-Nord 2122"]
[Site "Germany"]
[Date "2022.04.30"]
[Round "3.8"]
[White "Zierke, Oliver"]
[Black "Lundin, Jan"]
[Result "1-0"]
[ECO "A43"]
[WhiteElo "2227"]
[BlackElo "2192"]
[PlyCount "61"]
[EventDate "2022.03.05"]
[EventType "team-tourn"]
[EventRounds "10"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Norderstedt"]
[BlackTeam "Berlin SF II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. Nf3 c5 3. d5 e6 4. Nc3 b5 5. dxe6 fxe6 6. Nxb5 d5 7. e3 Be7 8. Be2 0-0 9. 0-0 a6 10. Na3 Nc6 11. c4 Ra7 12. b3 Bd6 13. Bb2 Bb8 14. Nb1 Qd6 15. g3 Rd7 16. Nbd2 d4 17. exd4 cxd4 18. Bd3 Nb4 19. Ne4 Nxe4 20. Bxe4 e5 21. a3 Nc6 22. Ng5 h6 23. Bd5+ Kh8 24. Qh5 Nd8 25. f4 exf4 26. Bxd4 Bb7 27. Ne4 Qxd5 28. cxd5 Bxd5 29. Nc5 Rd6 30. Be5 Bf7 31. Qh4 1-0

[Event "Oberliga Nord N 1920"]
[Site "Germany"]
[Date "2021.08.15"]
[Round "9.6"]
[White "Zierke, Oliver"]
[Black "Grahl, Arvid"]
[Result "1/2-1/2"]
[ECO "A48"]
[WhiteElo "2230"]
[BlackElo "2186"]
[PlyCount "19"]
[EventDate "2019.09.29"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Norderstedt"]
[BlackTeam "Schwerin SF"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. Nf3 g6 3. Bg5 Bg7 4. Nbd2 c5 5. Bxf6 exf6 6. dxc5 Na6 7. Ne4 0-0 8. c3 f5 9. Nd6 Nxc5 10. e3 1/2-1/2

[Event "Oberliga Nord N 1920"]
[Site "Germany"]
[Date "2021.08.08"]
[Round "7.6"]
[White "Gottuk, Stefan"]
[Black "Zierke, Oliver"]
[Result "1/2-1/2"]
[ECO "D00"]
[WhiteElo "2148"]
[BlackElo "2230"]
[PlyCount "39"]
[EventDate "2019.09.29"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]
[WhiteTeam "Hamburg Diogenes"]
[BlackTeam "Norderstedt"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. Bf4 c5 3. e3 Nf6 4. c3 Nc6 5. Nd2 Qb6 6. Qb3 c4 7. Qc2 e6 8. e4 Be7 9. e5 Nd7 10. b3 cxb3 11. axb3 f6 12. exf6 Bxf6 13. Bd3 Nb4 14. Qb1 Nxd3+ 15. Qxd3 e5 16. dxe5 Nxe5 17. Bxe5 Bxe5 18. Ne2 Be6 19. Nf3 Bf6 20. Nfd4 1/2-1/2

[Event "Oberliga Nord N 1920"]
[Site "Germany"]
[Date "2020.01.19"]
[Round "5.7"]
[White "Zierke, Oliver"]
[Black "Kornrumpf, Joachim"]
[Result "1-0"]
[ECO "A47"]
[WhiteElo "2224"]
[BlackElo "2090"]
[PlyCount "63"]
[EventDate "2019.09.29"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. Bg5 Be7 4. Nbd2 c5 5. e3 cxd4 6. exd4 a6 7. Bd3 d6 8. 0-0 0-0 9. Re1 Nbd7 10. c3 b6 11. Qe2 Bb7 12. a4 Re8 13. Nc4 Qc7 14. Bf4 Bf8 15. h3 g6 16. Bh2 Qc6 17. Nh4 Rad8 18. f4 Qc7 19. Nd2 Qc8 20. Nhf3 Qa8 21. Ng5 Nd5 22. Qf2 N7f6 23. Re2 Bc6 24. Qh4 Bg7 25. Nge4 Nh5 26. Nc4 Bf8 27. f5 exf5 28. Nexd6 Rxe2 29. Bxe2 Ndf6 30. Nxb6 Qa7 31. Ndc4 Ne4 32. Qxd8 1-0

[Event "Oberliga Nord N 1920"]
[Site "Germany"]
[Date "2019.10.20"]
[Round "2.6"]
[White "Zierke, Oliver"]
[Black "Bracker, Arne"]
[Result "1/2-1/2"]
[ECO "D38"]
[WhiteElo "2224"]
[BlackElo "2224"]
[PlyCount "35"]
[EventDate "2019.09.29"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 195 Extra"]
[Source "ChessBase"]
[SourceDate "2020.05.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.05.31"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. c4 e6 4. Nc3 Bb4 5. Bg5 h6 6. Bxf6 Qxf6 7. e3 0-0 8. Qb3 c5 9. a3 dxc4 10. Bxc4 cxd4 11. axb4 dxc3 12. bxc3 b6 13. 0-0 Bb7 14. Be2 Nc6 15. Rfd1 Rfd8 16. c4 Rxd1+ 17. Rxd1 Rd8 18. Re1 1/2-1/2

[Event "Pula op 33rd"]
[Site "Pula"]
[Date "2019.06.29"]
[Round "9"]
[White "Fercec, Nenad"]
[Black "Zierke, Oliver"]
[Result "1-0"]
[ECO "B64"]
[WhiteElo "2446"]
[BlackElo "2227"]
[PlyCount "81"]
[EventDate "2019.06.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CRO"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 Be7 8. 0-0-0 0-0 9. f4 h6 10. Bh4 e5 11. Nf5 Bxf5 12. exf5 exf4 13. Kb1 d5 14. Bxf6 Bxf6 15. Nxd5 Be5 16. c3 Ne7 17. Bc4 Nxd5 18. Qxd5 Qf6 19. Rhe1 Rad8 20. Qe4 Rxd1+ 21. Rxd1 Rd8 22. Bd5 b5 23. a3 a5 24. Rd3 Bd6 25. Bb3 Rc8 26. Qd5 Be5 27. Qxb5 Rb8 28. Qc4 Qxf5 29. Ka2 g5 30. Rd5 Qf6 31. Rxa5 Kg7 32. Qe4 Re8 33. Ra7 Re7 34. Rxe7 Qxe7 35. h3 Qf6 36. a4 h5 37. Qe2 Kg6 38. a5 Bb8 39. Qe8 Ba7 40. Qg8+ Kf5 41. Bxf7 1-0

[Event "Pula op 33rd"]
[Site "Pula"]
[Date "2019.06.28"]
[Round "8"]
[White "Zierke, Oliver"]
[Black "Saradjen, Janko"]
[Result "1-0"]
[ECO "A42"]
[WhiteElo "2227"]
[BlackElo "1971"]
[PlyCount "103"]
[EventDate "2019.06.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CRO"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. d4 g6 2. c4 Bg7 3. e4 d6 4. Nc3 Nc6 5. Be3 e5 6. d5 Nce7 7. g4 h5 8. g5 f5 9. gxf6 Nxf6 10. h4 0-0 11. f3 c6 12. Qd2 cxd5 13. cxd5 Bd7 14. 0-0-0 Qa5 15. Kb1 Rab8 16. Nb5 Qxd2 17. Bxd2 Bxb5 18. Bxb5 a6 19. Be2 Rfc8 20. Bb4 Ne8 21. Bf1 b5 22. Bh3 Rc4 23. a3 Rb7 24. Ne2 Ra7 25. b3 Rcc7 26. Ba5 Rcb7 27. Nc1 Bh6 28. Nd3 Be3 29. Nb4 Bb6 30. Nc6 Bxa5 31. Nxa5 Rc7 32. Rc1 Kg7 33. Nc6 Ra8 34. Rhg1 Kh6 35. Rc2 Nf6 36. Be6 Neg8 37. Rcg2 Rg7 38. Bf5 Ng4 39. fxg4 gxf5 40. gxf5 Rxg2 41. Rxg2 Rf8 42. Rg6+ Kh7 43. Kc2 Rf6 44. Ne7 Rxg6 45. fxg6+ Kg7 46. Nxg8 Kxg8 47. Kc3 a5 48. a4 bxa4 49. bxa4 Kg7 50. Kc4 Kxg6 51. Kb5 Kf7 52. Kxa5 1-0

[Event "Pula op 33rd"]
[Site "Pula"]
[Date "2019.06.25"]
[Round "5"]
[White "Boric, Muhamed"]
[Black "Zierke, Oliver"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2361"]
[BlackElo "2227"]
[PlyCount "85"]
[EventDate "2019.06.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CRO"]
[SourceTitle "CBM 191 Extra"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 d5 3. Bg2 c5 4. 0-0 Nc6 5. d4 cxd4 6. Nxd4 e5 7. Nxc6 bxc6 8. c4 Be6 9. Qa4 Qd7 10. Nc3 Rc8 11. cxd5 Nxd5 12. Rd1 Nxc3 13. bxc3 Qc7 14. Be3 Be7 15. Qxa7 Qxa7 16. Bxa7 0-0 17. a4 Ra8 18. Bb6 Rfc8 19. a5 Bc4 20. e3 f5 21. Bf1 Bxf1 22. Kxf1 Ra6 23. e4 fxe4 24. Ra4 e3 25. fxe3 Kf7 26. Rd7 Ke6 27. Rb7 h5 28. Ke2 g6 29. Kd3 Bd8 30. Kc4 Be7 31. Ra2 Bd8 32. e4 Rca8 33. Rd2 Bxb6 34. Rxb6 Rxa5 35. Rxc6+ Ke7 36. Rd5 Kf7 37. Rd7+ Kf8 38. Rdd6 Ra4+ 39. Kd5 R8a5+ 40. Ke6 Rxe4 41. Rc8+ Kg7 42. Rd7+ Kh6 43. h4 1-0

[Event "BL2-Nord 1617"]
[Site "Germany"]
[Date "2016.11.20"]
[Round "2.7"]
[White "Hoffmann, Udo"]
[Black "Zierke, Oliver"]
[Result "1/2-1/2"]
[ECO "B50"]
[WhiteElo "2242"]
[BlackElo "2233"]
[PlyCount "125"]
[EventDate "2016.10.16"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]
[WhiteTeam "Berlin SF II"]
[BlackTeam "Norderstedt"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. Bd3 g6 5. 0-0 Bg7 6. Re1 0-0 7. Bc2 b6 8. d4 Bb7 9. d5 Na6 10. c4 Nc7 11. Nc3 e6 12. Bg5 h6 13. Bh4 e5 14. Nd2 a6 15. a4 Qd7 16. Qe2 Nh5 17. Rab1 a5 18. Nf1 Na6 19. Rbd1 Nb4 20. Bb1 f5 21. exf5 Nf4 22. Qd2 gxf5 23. Bg3 Nh5 24. f4 Nxg3 25. Nxg3 e4 26. Nf1 Rae8 27. Kh1 Re7 28. Ne3 Bc8 29. b3 Kh8 30. Ne2 Ree8 31. Rg1 Qe7 32. Rge1 Qh4 33. Rf1 Rg8 34. g3 Qh5 35. Nc3 Bf6 36. Ne2 Re7 37. Rf2 Nd3 38. Rg2 Rge8 39. Rdg1 Rg8 40. Bc2 Nb4 41. Bd1 Qe8 42. Nc3 Reg7 43. Nb5 Qe7 44. Be2 Kh7 45. h3 Rg6 46. Bh5 R6g7 47. g4 fxg4 48. Bxg4 Bd7 49. Qe2 Nd3 50. Nf5 Bxf5 51. Bxf5+ Kh8 52. Qh5 Nf2+ 53. Kh2 Rxg2+ 54. Rxg2 Rxg2+ 55. Kxg2 Qg7+ 56. Kxf2 Bd4+ 57. Nxd4 Qxd4+ 58. Kf1 Qa1+ 59. Ke2 Qb2+ 60. Kf1 Qa1+ 61. Kf2 Qd4+ 62. Ke1 Qc3+ 63. Kf1 1/2-1/2

[Event "BL2-Nord 1617"]
[Site "Germany"]
[Date "2016.10.16"]
[Round "1.6"]
[White "Junge, Kai"]
[Black "Zierke, Oliver"]
[Result "1/2-1/2"]
[ECO "A08"]
[WhiteElo "2232"]
[BlackElo "2233"]
[PlyCount "117"]
[EventDate "2016.10.16"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 175 Extra"]
[Source "ChessBase"]
[SourceDate "2016.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2016.12.12"]
[SourceQuality "1"]
[WhiteTeam "Preetz"]
[BlackTeam "Norderstedt"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 d5 2. g3 c5 3. Bg2 Nc6 4. 0-0 Nf6 5. d3 e5 6. e4 d4 7. a4 Be7 8. Na3 0-0 9. Nc4 Nd7 10. Bd2 Rb8 11. Qe2 b6 12. Bh3 Qc7 13. c3 Na5 14. Bxd7 Nxc4 15. Bxc8 Nxd2 16. Nxd2 Rbxc8 17. Nc4 Rfe8 18. Qg4 Bf6 19. cxd4 exd4 20. Rfe1 Rcd8 21. f4 Be7 22. e5 a6 23. Rac1 Bf8 24. e6 b5 25. axb5 axb5 26. Nd2 fxe6 27. Rxe6 Qd7 28. f5 Rxe6 29. fxe6 Qd5 30. Re1 Re8 31. Qe2 Be7 32. Qg2 Qxg2+ 33. Kxg2 Ra8 34. Nf3 Bf6 35. Ne5 Ra2 36. Kf3 Rxb2 37. Ra1 Kf8 38. Nc6 g5 39. Ra7 g4+ 40. Ke4 Re2+ 41. Kd5 Bg5 42. Rf7+ Kg8 43. Rf5 h6 44. Kxc5 Rxe6 45. Ne5 Be3 46. Kxb5 Kg7 47. Kc4 Bg1 48. Nxg4 Re2 49. Rf1 Rg2 50. Kd5 h5 51. Nf6 Kg6 52. Ne4 Bxh2 53. Rf6+ Kg7 54. Rf3 Bg1 55. Ng5 Bf2 56. Ne6+ Kh6 57. Nf4 Rh2 58. Ke4 Bg1 59. Rf1 1/2-1/2

[Event "Pula op 30th"]
[Site "Pula"]
[Date "2016.09.17"]
[Round "9"]
[White "Murko, David"]
[Black "Zierke, Oliver"]
[Result "1-0"]
[ECO "B88"]
[WhiteElo "2103"]
[BlackElo "2238"]
[PlyCount "59"]
[EventDate "2016.09.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CRO"]
[SourceTitle "CBM 174 Extra"]
[Source "ChessBase"]
[SourceDate "2016.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bc4 Qb6 7. Ndb5 a6 8. Be3 Qa5 9. Nd4 e6 10. 0-0 Be7 11. Bb3 0-0 12. f4 Qc7 13. f5 e5 14. Nde2 Na5 15. Nd5 Nxd5 16. Bxd5 Nc4 17. Bxc4 Qxc4 18. Nc3 b5 19. Nd5 Bd8 20. Qg4 f6 21. Rf3 Bb7 22. Rd1 Qxc2 23. Nc3 h5 24. Qxh5 Qxb2 25. Bh6 Bb6+ 26. Kh1 Rf7 27. Rg3 Bd8 28. Bxg7 Rxg7 29. Qe8+ Kh7 30. Rh3# 1-0

[Event "Pula op 30th"]
[Site "Pula"]
[Date "2016.09.16"]
[Round "8"]
[White "Zierke, Oliver"]
[Black "Stock, Andreas"]
[Result "1/2-1/2"]
[ECO "A43"]
[WhiteElo "2238"]
[BlackElo "2046"]
[PlyCount "56"]
[EventDate "2016.09.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CRO"]
[SourceTitle "CBM 174 Extra"]
[Source "ChessBase"]
[SourceDate "2016.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 c5 3. d5 b5 4. Bg5 Qb6 5. Bxf6 Qxf6 6. c3 d6 7. e4 a6 8. Nbd2 Nd7 9. Be2 g6 10. 0-0 Bh6 11. a4 Rb8 12. axb5 axb5 13. Qc2 0-0 14. Ra7 e6 15. c4 bxc4 16. Nxc4 exd5 17. exd5 Rb4 18. b3 Nb6 19. Nxb6 Rxb6 20. Bc4 Bf5 21. Qe2 Bg4 22. Re1 Bxf3 23. Qxf3 Qxf3 24. gxf3 Bf4 25. Ree7 Kg7 26. h3 Kf6 27. Kf1 Rbb8 28. Re4 g5 1/2-1/2

[Event "Pula op 30th"]
[Site "Pula"]
[Date "2016.09.15"]
[Round "7"]
[White "Krsnik Cohar, Ivan Vihor"]
[Black "Zierke, Oliver"]
[Result "1/2-1/2"]
[ECO "A47"]
[WhiteElo "2330"]
[BlackElo "2238"]
[PlyCount "82"]
[EventDate "2016.09.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CRO"]
[SourceTitle "CBM 174 Extra"]
[Source "ChessBase"]
[SourceDate "2016.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 e6 3. e3 Be7 4. Nd2 b6 5. Bd3 c5 6. c3 0-0 7. Qe2 Bb7 8. Ngf3 d5 9. 0-0 Nbd7 10. Rad1 Ne4 11. Ne5 Nxd2 12. Rxd2 Nxe5 13. Bxe5 f5 14. f4 Bf6 15. Rf3 Bxe5 16. fxe5 Rf7 17. Rh3 g6 18. Qf2 Qg5 19. Rg3 Qh6 20. Rh3 Qg5 21. Rh4 a5 22. Rf4 c4 23. Be2 b5 24. h4 Qe7 25. g4 Kh8 26. gxf5 gxf5 27. Kh2 Rg7 28. Bf3 Bc6 29. Qe1 Rag8 30. Rg2 Be8 31. Qe2 Bh5 32. Rxg7 Qxg7 33. Qf2 Bxf3 34. Rxf3 Qg4 35. Rf4 Qd1 36. Qf1 Qd2+ 37. Qf2 Qc1 38. a3 Rg6 39. Rf3 Rg4 40. Rf4 Rg6 41. Rf3 Rg4 1/2-1/2

[Event "Pula op 30th"]
[Site "Pula"]
[Date "2016.09.14"]
[Round "6"]
[White "Zierke, Oliver"]
[Black "Berke, Ana"]
[Result "1-0"]
[ECO "A46"]
[WhiteElo "2238"]
[BlackElo "2128"]
[PlyCount "139"]
[EventDate "2016.09.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CRO"]
[SourceTitle "CBM 174 Extra"]
[Source "ChessBase"]
[SourceDate "2016.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. Bg5 c5 4. e3 Be7 5. dxc5 Qa5+ 6. Nbd2 Qxc5 7. c4 0-0 8. Bd3 b6 9. 0-0 Bb7 10. Rc1 Qc7 11. Bb1 d6 12. Qc2 Nbd7 13. e4 Rfe8 14. Rfe1 Rac8 15. b4 a6 16. Nd4 Qb8 17. Qb3 h6 18. Be3 Ng4 19. Nf1 Nxe3 20. Nxe3 Ne5 21. a3 Qa8 22. f3 Bf6 23. Ne2 Rc6 24. f4 Nd7 25. Ng4 Bh4 26. Red1 b5 27. c5 Nf8 28. Nd4 Rc7 29. Nf3 Be7 30. cxd6 Rxc1 31. Rxc1 Bxd6 32. e5 Be7 33. Nf2 a5 34. Bd3 axb4 35. axb4 Qa4 36. Rb1 Rd8 37. Be4 Bxe4 38. Nxe4 Qxb3 39. Rxb3 f6 40. exf6 gxf6 41. Kf2 Kf7 42. Nc3 Nd7 43. Nd4 Nc5 44. bxc5 Bxc5 45. Ncxb5 Bxd4+ 46. Kf3 Bc5 47. g4 Be7 48. Ke4 Rd2 49. h4 f5+ 50. gxf5 exf5+ 51. Kxf5 Bxh4 52. Nc3 Be7 53. Rb7 h5 54. Ke5 Ke8 55. f5 Rf2 56. Ke6 Bg5 57. Rh7 Kd8 58. Rxh5 Bc1 59. Rh8+ Kc7 60. Nd5+ Kb7 61. Rh7+ Ka6 62. f6 Re2+ 63. Kd7 Rd2 64. Rh5 Rf2 65. Ke8 Ba3 66. Re5 Rh2 67. f7 Rh8+ 68. Kd7 Rh7 69. Rf5 Bf8 70. Ne7 1-0

[Event "Pula op 30th"]
[Site "Pula"]
[Date "2016.09.13"]
[Round "5"]
[White "Elishev, Ivan"]
[Black "Zierke, Oliver"]
[Result "1/2-1/2"]
[ECO "B56"]
[WhiteElo "2098"]
[BlackElo "2238"]
[PlyCount "76"]
[EventDate "2016.09.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CRO"]
[SourceTitle "CBM 174 Extra"]
[Source "ChessBase"]
[SourceDate "2016.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Nc3 Nc6 4. d4 cxd4 5. Nxd4 Nf6 6. g3 e5 7. Nde2 Bg4 8. Bg2 Qd7 9. h3 Be6 10. Be3 Be7 11. Nd5 0-0 12. Qd2 Bd8 13. Rd1 Ne8 14. g4 Ne7 15. Nxe7+ Bxe7 16. Ng3 g6 17. 0-0 Ng7 18. f4 exf4 19. Bxf4 Rad8 20. b3 f6 21. c4 b5 22. cxb5 Qxb5 23. Ne2 Qd7 24. Nc3 Rf7 25. Rf3 Bf8 26. Nd5 Bxd5 27. Qxd5 Qe6 28. Rc3 Qxd5 29. Rxd5 Ne6 30. Be3 Re8 31. b4 Ng5 32. Rd4 Rd7 33. Kf2 Nf7 34. Bf4 Ne5 35. Bxe5 Rxe5 36. Rc8 Kf7 37. Ke3 Rb5 38. a3 Re5 1/2-1/2

[Event "Pula op 30th"]
[Site "Pula"]
[Date "2016.09.13"]
[Round "4"]
[White "Zierke, Oliver"]
[Black "Srbis, Jurica"]
[Result "0-1"]
[ECO "A46"]
[WhiteElo "2238"]
[BlackElo "2415"]
[PlyCount "82"]
[EventDate "2016.09.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CRO"]
[SourceTitle "CBM 174 Extra"]
[Source "ChessBase"]
[SourceDate "2016.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. Bg5 h6 4. Bh4 b6 5. e3 Bb7 6. Bd3 g5 7. Bg3 g4 8. Nh4 Rg8 9. Nd2 Nh5 10. Be2 Qg5 11. c3 Be7 12. Qa4 f5 13. 0-0-0 f4 14. exf4 Nxf4 15. Rhe1 Nxe2+ 16. Rxe2 Nc6 17. f3 0-0-0 18. fxg4 Qxg4 19. Nhf3 h5 20. Rde1 Bf6 21. Ne4 Bg7 22. Kb1 Kb8 23. Ka1 Rdf8 24. Qa3 Bh6 25. d5 exd5 26. Bxc7+ Kxc7 27. Qd6+ Kd8 28. Nf6 Bf4 29. Ne5 Bxe5 30. Rxe5 Rxf6 31. Qxf6+ Kc8 32. Rxd5 Qxg2 33. Qf7 Rd8 34. Qxh5 Nb4 35. Rg5 Qf2 36. Rc1 Nc2+ 37. Kb1 Be4 38. Rgg1 a6 39. Qg4 Na3+ 40. Ka1 Nc4 41. Rb1 Ne3 0-1

[Event "Pula op 30th"]
[Site "Pula"]
[Date "2016.09.12"]
[Round "3"]
[White "Zierke, Oliver"]
[Black "Kozak, Antoni"]
[Result "1-0"]
[ECO "D03"]
[WhiteElo "2238"]
[BlackElo "2105"]
[PlyCount "67"]
[EventDate "2016.09.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CRO"]
[SourceTitle "CBM 174 Extra"]
[Source "ChessBase"]
[SourceDate "2016.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. Bg5 d5 4. e3 Be7 5. Nbd2 0-0 6. Bd3 Nbd7 7. 0-0 h6 8. Bh4 c5 9. c3 b6 10. Ne5 Bb7 11. f4 Ne4 12. Bxe7 Qxe7 13. Qe2 a5 14. Rad1 Rfd8 15. Qh5 f6 16. Ng4 Qf7 17. Qh4 Ba6 18. Nxe4 dxe4 19. Bxa6 Rxa6 20. Nf2 Qg6 21. dxc5 bxc5 22. Rd2 Kf8 23. Rfd1 Ke8 24. f5 exf5 25. Qf4 Re6 26. Qc7 Re7 27. Nh3 Qf7 28. Nf4 g5 29. Nd5 Re6 30. Qxa5 Rc6 31. Nc7+ Rxc7 32. Qxc7 Qe6 33. Rd6 Qe5 34. Qc6 1-0

[Event "Pula op 30th"]
[Site "Pula"]
[Date "2016.09.11"]
[Round "2"]
[White "Grguric, Dragan"]
[Black "Zierke, Oliver"]
[Result "0-1"]
[ECO "B56"]
[WhiteElo "2038"]
[BlackElo "2238"]
[PlyCount "120"]
[EventDate "2016.09.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CRO"]
[SourceTitle "CBM 174 Extra"]
[Source "ChessBase"]
[SourceDate "2016.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Be3 e5 7. Nxc6 bxc6 8. Bc4 Be7 9. f3 0-0 10. Qd2 Qc7 11. 0-0-0 Bb7 12. g4 d5 13. g5 dxc4 14. gxf6 Bxf6 15. Bg5 Rad8 16. Qg2 Bxg5+ 17. Qxg5 f6 18. Qe3 Qb6 19. Qxb6 axb6 20. Na4 b5 21. Nc5 Bc8 22. a4 bxa4 23. Nxa4 Kf7 24. Nb6 Be6 25. Rxd8 Rxd8 26. Rd1 Rxd1+ 27. Kxd1 Kg6 28. Kd2 Kg5 29. Ke3 Kh4 30. Kf2 Kh3 31. Kg1 g5 32. Na4 h5 33. Nc5 Bc8 34. b3 cxb3 35. cxb3 g4 36. fxg4 hxg4 37. b4 g3 38. hxg3 Kxg3 39. Kf1 Kf3 40. Ke1 Ke3 41. Kd1 Kd4 42. Kc2 Kc4 43. Nd3 Bh3 44. Kd2 Bg2 45. Ke3 Kc3 46. Nf2 Kxb4 47. Ng4 c5 48. Nxf6 Bh3 49. Kd2 Kc4 50. Ke3 Be6 51. Ne8 Kc3 52. Nc7 Bh3 53. Nd5+ Kc2 54. Ne7 c4 55. Nc6 Kd1 56. Nxe5 c3 57. Nd3 c2 58. Nf2+ Kc1 59. Nd3+ Kd1 60. Nf2+ Ke1 0-1

[Event "Pula op 30th"]
[Site "Pula"]
[Date "2016.09.10"]
[Round "1"]
[White "Zierke, Oliver"]
[Black "Rajter, Emil"]
[Result "1-0"]
[ECO "D58"]
[WhiteElo "2238"]
[BlackElo "1891"]
[PlyCount "77"]
[EventDate "2016.09.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CRO"]
[SourceTitle "CBM 174 Extra"]
[Source "ChessBase"]
[SourceDate "2016.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. Bg5 c5 4. e3 Be7 5. Bd3 b6 6. 0-0 Bb7 7. c4 0-0 8. Nc3 h6 9. Bh4 cxd4 10. exd4 d5 11. Qe2 Nc6 12. cxd5 exd5 13. Rfe1 Re8 14. Qd2 Nb4 15. Bb5 Nd7 16. a3 Nc6 17. Bxe7 Nxe7 18. Ne5 Bc8 19. Qf4 Nxe5 20. Bxe8 N7g6 21. Qg3 Qxe8 22. dxe5 Be6 23. Rad1 Ne7 24. Qd3 Qd7 25. Nb5 Nf5 26. Nd4 Nxd4 27. Qxd4 Qe7 28. Rc1 Rd8 29. Rc3 Rd7 30. h3 g6 31. Rf3 Bf5 32. g4 Be4 33. Rc3 Rc7 34. Rec1 Qh4 35. e6 Rxc3 36. Rxc3 Qd8 37. f3 Bb1 38. e7 Qe8 39. Qe5 1-0

[Event "Bundesliga 1516"]
[Site "Germany"]
[Date "2016.02.20"]
[Round "8.8"]
[White "Zumsande, Martin"]
[Black "Zierke, Oliver"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2422"]
[BlackElo "2242"]
[PlyCount "89"]
[EventDate "2015.09.18"]
[EventType "team-tourn"]
[EventRounds "15"]
[EventCountry "GER"]
[SourceTitle "CBM 171"]
[Source "ChessBase"]
[SourceDate "2016.03.14"]
[SourceVersion "2"]
[SourceVersionDate "2016.03.14"]
[SourceQuality "1"]
[WhiteTeam "Emsdetten Turm"]
[BlackTeam "Norderstedt"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 e6 5. Nf3 cxd4 6. cxd4 Nf6 7. a3 Nc6 8. Nc3 Qd6 9. Bd3 Be7 10. Be3 0-0 11. 0-0 b6 12. Qe2 Bb7 13. Rad1 Rad8 14. Bb1 Rfe8 15. Rfe1 Qb8 16. Qc2 g6 17. Ba2 Nd5 18. Nxd5 exd5 19. Ne5 Nxe5 20. dxe5 Bc5 21. Bf4 a5 22. Qd2 Qa8 23. Bg5 Be7 24. e6 fxe6 25. Rxe6 Bxg5 26. Rxe8+ Rxe8 27. Qxg5 Qd8 28. Qg3 Qf6 29. h4 Qe5 30. Qf3 Rd8 31. Qb3 Rd6 32. Qc2 Rd7 33. Qd2 Kg7 34. Re1 Qf6 35. h5 gxh5 36. Re3 h4 37. Rf3 Qe5 38. Rf4 Rd6 39. Rxh4 d4 40. Bb1 d3 41. Bxd3 h6 42. Rg4+ Kh8 43. Rg3 Ba6 44. Qc1 Qc5 45. Qf4 1-0

[Event "Pula op 29th"]
[Site "Pula"]
[Date "2015.06.16"]
[Round "4"]
[White "Zierke, Oliver"]
[Black "Baumegger, Siegfried"]
[Result "0-1"]
[ECO "D38"]
[WhiteElo "2258"]
[BlackElo "2455"]
[PlyCount "114"]
[EventDate "2015.06.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CRO"]
[SourceTitle "CBM 167 Extra"]
[Source "ChessBase"]
[SourceDate "2015.09.14"]
[SourceVersion "1"]
[SourceVersionDate "2015.09.14"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. c4 e6 4. Nc3 Bb4 5. cxd5 exd5 6. Bg5 h6 7. Bxf6 Qxf6 8. Qa4+ Nc6 9. e3 0-0 10. Be2 a6 11. 0-0 Be6 12. Rfc1 Bd6 13. Qd1 Ne7 14. Na4 b6 15. b4 Rfb8 16. a3 c6 17. Qd2 Bd7 18. Nc3 b5 19. Ne1 Nc8 20. Nd3 Nb6 21. Nc5 Bc8 22. a4 Nc4 23. Bxc4 bxc4 24. Rab1 Bf5 25. Rb2 Qe7 26. a5 Qc7 27. g3 Bxc5 28. dxc5 Bd3 29. Na4 Re8 30. Qc3 Rad8 31. Rd2 Be4 32. Qd4 Qb7 33. Rb2 Qd7 34. Nc3 Qh3 35. Nxe4 Rxe4 36. Qd2 Rde8 37. Qd1 Qf5 38. Rd2 Qf6 39. Kg2 Rb8 40. Rb1 Qc3 41. Rdb2 Qe5 42. Qc2 h5 43. h4 g6 44. Rc1 Qf6 45. Rcb1 Re7 46. Qc1 Rbe8 47. Qc2 c3 48. Ra2 d4 49. exd4 Qxd4 50. Rd1 Qxb4 51. Qd3 Qxc5 52. Rc1 Qb5 53. Rxc3 Re5 54. Qf3 Re4 55. Rac2 Re1 56. Qxc6 Qf1+ 57. Kh2 R8e4 0-1

[Event "Pula op 29th"]
[Site "Pula"]
[Date "2015.06.15"]
[Round "3"]
[White "Zierke, Oliver"]
[Black "Trajber, Csaba"]
[Result "1/2-1/2"]
[ECO "D27"]
[WhiteElo "2258"]
[BlackElo "2031"]
[PlyCount "93"]
[EventDate "2015.06.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CRO"]
[SourceTitle "CBM 167 Extra"]
[Source "ChessBase"]
[SourceDate "2015.09.14"]
[SourceVersion "1"]
[SourceVersionDate "2015.09.14"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 a6 5. e3 e6 6. Bd3 dxc4 7. Bxc4 b5 8. Bb3 c5 9. 0-0 Bb7 10. Qe2 Qc7 11. e4 c4 12. Bc2 Nbd7 13. e5 Nd5 14. Ne4 h6 15. Bd2 Nb4 16. Bb1 Nb6 17. Rc1 Bd5 18. Nc3 Qd7 19. a3 Nc6 20. Nxd5 Qxd5 21. Be4 Qd7 22. a4 bxa4 23. Bxc6 Qxc6 24. Ba5 Be7 25. Bxb6 Qxb6 26. Rxa4 0-0 27. Raxc4 a5 28. Rc6 Qd8 29. b3 Qd5 30. Qc4 Qe4 31. Rc7 Bb4 32. h3 Rad8 33. Qc6 Qd3 34. Qc4 Qe4 35. Qc6 Qd3 36. Qc4 Qe4 37. Rd1 Rb8 38. d5 exd5 39. Qxd5 Qxd5 40. Rxd5 Rbc8 41. Rdd7 Rxc7 42. Rxc7 Rd8 43. Rc4 Rd1+ 44. Kh2 Rd3 45. Nd4 Bc3 46. Nc6 Be1 47. Rc1 1/2-1/2

[Event "GER CupT V1"]
[Site "Berlin"]
[Date "2015.01.11"]
[Round "2.4"]
[White "Perez de Miguel, Alvaro"]
[Black "Zierke, Oliver"]
[Result "1/2-1/2"]
[ECO "D40"]
[WhiteElo "2182"]
[BlackElo "2264"]
[PlyCount "131"]
[EventDate "2015.01.10"]
[EventType "team-k.o."]
[EventRounds "2"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Hamburg St Pauli"]
[BlackTeam "Norderstedt"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. c4 e6 3. Nc3 c5 4. e3 Nf6 5. Nf3 a6 6. b3 cxd4 7. exd4 Bb4 8. Bd2 dxc4 9. bxc4 0-0 10. Ne4 Bxd2+ 11. Nexd2 Nc6 12. Nb3 a5 13. Bd3 a4 14. Nc1 Qa5+ 15. Qd2 Rd8 16. Qxa5 Rxa5 17. Ne2 Nb4 18. Nc1 e5 19. dxe5 Ng4 20. Be4 Nxe5 21. Rb1 Nbc6 22. 0-0 Nxc4 23. Nd3 Ne7 24. Nf4 g5 25. Rb4 Nd6 26. Ne2 g4 27. Nd2 Re5 28. Ng3 Nxe4 29. Ndxe4 f5 30. Nf6+ Kf7 31. Nfh5 b5 32. f3 Nc6 33. Rb2 gxf3 34. Rxf3 Rd4 35. Rc2 Rc4 36. Rd2 Be6 37. Nf4 Rc1+ 38. Kf2 Bc4 39. Nd3 Bxd3 40. Rfxd3 Ne7 41. a3 Rec5 42. Ke3 R1c3 43. Ke2 Rxd3 44. Rxd3 Rc2+ 45. Rd2 Rxd2+ 46. Kxd2 Ke6 47. Kc3 Nd5+ 48. Kd3 Ke5 49. Nf1 f4 50. Nd2 Ne3 51. Nf3+ Kd5 52. Nd4 Kc5 53. Ne6+ Kb6 54. Nxf4 Nc4 55. h4 Nxa3 56. g4 Nc4 57. Kc3 Ne5 58. g5 Nf3 59. Kb4 Nxh4 60. Nd5+ Kc6 61. Nf6 Kd6 62. Nxh7 Nf5 63. Nf6 Ke6 64. Ne4 Nd6 65. Nc5+ Kf5 66. Nxa4 1/2-1/2

[Event "GER CupT V1"]
[Site "Berlin"]
[Date "2015.01.10"]
[Round "1.3"]
[White "Wunsch, Axel"]
[Black "Zierke, Oliver"]
[Result "1/2-1/2"]
[ECO "D05"]
[WhiteElo "2141"]
[BlackElo "2264"]
[PlyCount "81"]
[EventDate "2015.01.10"]
[EventType "team-k.o."]
[EventRounds "2"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Oranienburg"]
[BlackTeam "Norderstedt"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. Nf3 c5 3. e3 Nf6 4. c3 e6 5. Bd3 Nc6 6. Ne5 Nxe5 7. dxe5 Nd7 8. f4 Qh4+ 9. g3 Qh3 10. Bf1 Qh6 11. Bg2 Be7 12. c4 dxc4 13. Nc3 0-0 14. 0-0 Nb6 15. e4 f5 16. exf6 Qxf6 17. e5 Qf7 18. Qe2 Rb8 19. a4 a5 20. Rd1 Bd7 21. Be3 Rfc8 22. Qc2 Bc6 23. Bxc6 bxc6 24. Qf2 Nd5 25. Rd2 Qf8 26. Rad1 Rd8 27. Rc1 Rb3 28. Nd1 Rb4 29. Ra1 h6 30. Nc3 Rb3 31. Qe2 Nxe3 32. Qxe3 Rxd2 33. Qxd2 Qd8 34. Qg2 Qd4+ 35. Kh1 Qe3 36. Qxc6 Rxb2 37. Qxe6+ Kh8 38. Qc8+ Kh7 39. Qf5+ Kh8 40. Qc8+ Kh7 41. Qf5+ 1/2-1/2

[Event "BL2-Nord 1415"]
[Site "Germany"]
[Date "2014.10.19"]
[Round "2.6"]
[White "Zierke, Oliver"]
[Black "Cremer, Jan Paul"]
[Result "1/2-1/2"]
[ECO "A48"]
[WhiteElo "2277"]
[BlackElo "2217"]
[PlyCount "141"]
[EventDate "2014.09.21"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 166 Extra"]
[Source "ChessBase"]
[SourceDate "2015.06.18"]
[SourceVersion "1"]
[SourceVersionDate "2015.06.18"]
[SourceQuality "1"]
[WhiteTeam "Norderstedt"]
[BlackTeam "Berlin SF II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. Nf3 g6 3. Bg5 Bg7 4. Nbd2 0-0 5. c3 d6 6. e4 h6 7. Bh4 Nbd7 8. Be2 e5 9. dxe5 dxe5 10. Qc2 Qe7 11. 0-0 b6 12. Nc4 Bb7 13. Nfd2 Nc5 14. f3 Ne6 15. Rfe1 Rad8 16. b4 Nf4 17. Bf1 Rd7 18. Bf2 Rfd8 19. Red1 Qe6 20. a4 Ne8 21. Nb3 f5 22. Ne3 Nd6 23. g3 fxe4 24. gxf4 exf4 25. Ng2 e3 26. Be1 Bxf3 27. Nxf4 Qg4+ 28. Bg3 Bxd1 29. Rxd1 Nf5 30. Rxd7 Rxd7 31. Be2 Qg5 32. Ne6 Qf6 33. Bc4 Kh7 34. Bxc7 Nh4 35. Bg3 Nf3+ 36. Kg2 Nd2 37. Bb5 Qxe6 38. Bxd7 Qxd7 39. Nd4 Qd5+ 40. Kg1 Qc4 41. Qd1 Bxd4 42. cxd4 Qxd4 43. Qc1 Nf3+ 44. Kh1 Nd2 45. Qc7+ Qg7 46. Qxg7+ Kxg7 47. Kg2 g5 48. b5 e2 49. Be1 Ne4 50. Kf3 Nc5 51. a5 Kg6 52. Kxe2 Kf5 53. axb6 axb6 54. Bf2 Nd7 55. Kf3 h5 56. h3 Ne5+ 57. Ke2 Nc4 58. Kd3 Nd6 59. Bxb6 Nxb5 60. Ke3 Nd6 61. Kf3 Nc4 62. Bd8 Nd2+ 63. Ke3 Ne4 64. Kf3 Nc5 65. Bb6 Ne6 66. Be3 Nf4 67. Kg3 Ke4 68. Bd2 Ke5 69. h4 Ne2+ 70. Kf2 Nf4 71. hxg5 1/2-1/2

[Event "BL2-Nord 1415"]
[Site "Germany"]
[Date "2014.09.21"]
[Round "1.7"]
[White "Zierke, Oliver"]
[Black "Meessen, Max"]
[Result "0-1"]
[ECO "D55"]
[WhiteElo "2277"]
[BlackElo "2219"]
[PlyCount "84"]
[EventDate "2014.09.21"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 166 Extra"]
[Source "ChessBase"]
[SourceDate "2015.06.18"]
[SourceVersion "1"]
[SourceVersionDate "2015.06.18"]
[SourceQuality "1"]
[WhiteTeam "Norderstedt"]
[BlackTeam "Oldenburg Union"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 0-0 6. Nf3 h6 7. Bxf6 Bxf6 8. Qd2 Nc6 9. Rc1 a6 10. Be2 dxc4 11. Bxc4 e5 12. d5 Na7 13. 0-0 Bd7 14. Ne4 Nb5 15. Be2 Rc8 16. Qb4 Be7 17. Qb3 Nd6 18. Nxd6 Bxd6 19. Qxb7 e4 20. Nd4 Qg5 21. Rfd1 Rb8 22. Qxa6 Rxb2 23. Rc2 Rfb8 24. Rxb2 Rxb2 25. Qc4 Rb4 26. Qc3 Qe5 27. g3 h5 28. a3 Rb6 29. Bc4 h4 30. Ne2 Qf5 31. Qc2 Be5 32. Nd4 Qh5 33. Rb1 hxg3 34. fxg3 Qg5 35. Rb3 Bxg3 36. Rxb6 Qxe3+ 37. Kg2 cxb6 38. hxg3 Qxd4 39. Qe2 b5 40. a4 e3 41. Kh2 Bg4 42. Qa2 e2 0-1

[Event "Pula op 28th"]
[Site "Pula"]
[Date "2014.06.14"]
[Round "9"]
[White "Maier, Christian"]
[Black "Zierke, Oliver"]
[Result "1/2-1/2"]
[ECO "B52"]
[WhiteElo "2369"]
[BlackElo "2253"]
[PlyCount "89"]
[EventDate "2014.06.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CRO"]
[SourceTitle "CBM 160 Extra"]
[Source "ChessBase"]
[SourceDate "2014.07.01"]
[SourceVersion "1"]
[SourceVersionDate "2014.07.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. c4 Nc6 5. Nc3 Nf6 6. 0-0 e6 7. d4 cxd4 8. Nxd4 Be7 9. Be3 0-0 10. h3 a6 11. Bxc6 Bxc6 12. Qc2 Rc8 13. Rfd1 Qc7 14. Rac1 Rfe8 15. a4 b6 16. Nxc6 Qxc6 17. b3 Qb7 18. Rd3 h6 19. Bd4 d5 20. cxd5 exd5 21. e5 Ne4 22. Qb2 Bb4 23. Rcd1 Bxc3 24. Bxc3 Rxc3 25. Rxc3 Nxc3 26. Qxc3 Rc8 27. Qd4 Rc5 28. Rd3 Qc6 29. Kh2 g6 30. Rf3 Qd7 31. Qf4 Qe7 32. Qd4 Qd7 33. Re3 Qe6 34. Rf3 Rc6 35. h4 h5 36. Kg3 a5 37. Rf4 Qd7 38. Kh2 Re6 39. Rf3 Qe7 40. g3 Qc5 41. Qf4 Qc7 42. Re3 Qc5 43. Rf3 Qc7 44. Re3 Qc5 45. Rf3 1/2-1/2

[Event "Pula op 28th"]
[Site "Pula"]
[Date "2014.06.13"]
[Round "8"]
[White "Zierke, Oliver"]
[Black "Vasic, Bosko M"]
[Result "1-0"]
[ECO "A46"]
[WhiteElo "2253"]
[BlackElo "2126"]
[PlyCount "109"]
[EventDate "2014.06.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CRO"]
[SourceTitle "CBM 160 Extra"]
[Source "ChessBase"]
[SourceDate "2014.07.01"]
[SourceVersion "1"]
[SourceVersionDate "2014.07.01"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. Bg5 c5 4. e3 Nc6 5. Nbd2 Be7 6. dxc5 Bxc5 7. c4 Be7 8. Qc2 0-0 9. Be2 d5 10. 0-0 d4 11. exd4 Nxd4 12. Nxd4 Qxd4 13. Nf3 Qc5 14. a3 b6 15. b4 Qc7 16. Nd4 Bb7 17. Nb5 Qe5 18. Bh4 Rfd8 19. Rad1 a6 20. Nc3 Rac8 21. Bg3 Qg5 22. Rxd8+ Bxd8 23. Rd1 Be7 24. f4 Qh6 25. Qd2 g6 26. Qe3 Bd8 27. Na4 b5 28. cxb5 Nd5 29. Qa7 Ba8 30. Qxa6 Rb8 31. Qa7 Rc8 32. Qd7 Rb8 33. Bf3 Bf6 34. b6 Qf8 35. Qb5 Qc8 36. f5 Bc6 37. Qc5 Bxa4 38. Qxc8+ Rxc8 39. b7 Re8 40. Rd2 Bc3 41. Rd3 Bc2 42. Rxc3 Nxc3 43. fxe6 fxe6 44. b8Q Rxb8 45. Bxb8 Nb5 46. Bc6 Nxa3 47. Kf2 Kf7 48. Ke3 Ke7 49. Kd4 Bb3 50. Kc5 Kd8 51. b5 Kc8 52. Bg3 Bd5 53. b6 Bxc6 54. Kxc6 Nc4 55. b7+ 1-0

[Event "Pula op 28th"]
[Site "Pula"]
[Date "2014.06.12"]
[Round "7"]
[White "Kersic, Matej"]
[Black "Zierke, Oliver"]
[Result "1/2-1/2"]
[ECO "B64"]
[WhiteElo "2159"]
[BlackElo "2253"]
[PlyCount "55"]
[EventDate "2014.06.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CRO"]
[SourceTitle "CBM 160 Extra"]
[Source "ChessBase"]
[SourceDate "2014.07.01"]
[SourceVersion "1"]
[SourceVersionDate "2014.07.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 e6 7. Qd2 Be7 8. 0-0-0 0-0 9. f4 h6 10. Bh4 e5 11. Nxc6 bxc6 12. fxe5 dxe5 13. Qxd8 Rxd8 14. Rxd8+ Bxd8 15. Bc4 Kf8 16. Rf1 Ke7 17. Na4 Bb6 18. Bxf6+ gxf6 19. Rf3 Bg1 20. h3 h5 21. Kd2 Bd7 22. Ke2 h4 23. Rb3 Rg8 24. Kf1 Bd4 25. c3 Be3 26. Rb7 Rg7 27. Ke2 Bg1 28. Kf1 1/2-1/2

[Event "Pula op 28th"]
[Site "Pula"]
[Date "2014.06.11"]
[Round "6"]
[White "Zierke, Oliver"]
[Black "Drazic, Sinisa"]
[Result "0-1"]
[ECO "A21"]
[WhiteElo "2253"]
[BlackElo "2433"]
[PlyCount "76"]
[EventDate "2014.06.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CRO"]
[SourceTitle "CBM 160 Extra"]
[Source "ChessBase"]
[SourceDate "2014.07.01"]
[SourceVersion "1"]
[SourceVersionDate "2014.07.01"]
[SourceQuality "1"]

1. d4 d6 2. c4 e5 3. Nf3 e4 4. Ng5 f5 5. Nc3 Nf6 6. e3 h6 7. Nh3 g5 8. Be2 Bg7 9. Bh5+ Kf8 10. Be2 Kf7 11. 0-0 Nc6 12. f3 exf3 13. Bxf3 Rf8 14. Nf2 Kg8 15. g3 Ne7 16. Bg2 c6 17. Qc2 Be6 18. b3 Qd7 19. Bb2 Rae8 20. Rae1 b6 21. Nd3 Kh8 22. Qd1 Qc8 23. e4 fxe4 24. Nxe4 Nxe4 25. Rxf8+ Rxf8 26. Rxe4 Ng6 27. d5 cxd5 28. Qh5 Kh7 29. Bxg7 Kxg7 30. Rd4 dxc4 31. bxc4 Bxc4 32. Qd1 Bxd3 33. Rxd3 Qc5+ 34. Kh1 Rf6 35. h3 Ne5 36. Rd5 Qa3 37. Kh2 Qxa2 38. Kh1 Qa3 0-1

[Event "Pula op 28th"]
[Site "Pula"]
[Date "2014.06.10"]
[Round "5"]
[White "Rukavina, Josip"]
[Black "Zierke, Oliver"]
[Result "1/2-1/2"]
[ECO "A14"]
[WhiteElo "2410"]
[BlackElo "2253"]
[PlyCount "107"]
[EventDate "2014.06.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CRO"]
[SourceTitle "CBM 160 Extra"]
[Source "ChessBase"]
[SourceDate "2014.07.01"]
[SourceVersion "1"]
[SourceVersionDate "2014.07.01"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 e6 3. b3 Nf6 4. g3 c5 5. Bg2 Nc6 6. 0-0 Be7 7. e3 0-0 8. Bb2 b6 9. Nc3 Bb7 10. Qe2 Qd7 11. Rfd1 d4 12. exd4 cxd4 13. Nb5 d3 14. Qf1 Bc5 15. Bxf6 gxf6 16. Ne1 Rad8 17. Be4 f5 18. Bg2 e5 19. Bd5 e4 20. Qh3 a6 21. Nc3 Nd4 22. Qh5 Kh8 23. Ng2 Bxd5 24. Nxd5 Qd6 25. Kh1 b5 26. Nde3 Qg6 27. Qh3 Qg5 28. Rab1 bxc4 29. bxc4 Rb8 30. Qh4 f6 31. Qf4 Qxf4 32. Nxf4 Kg8 33. Nfd5 Kf7 34. Nc7 Be7 35. Nxa6 Rxb1 36. Rxb1 Ra8 37. Rb6 Bd8 38. Rd6 Nf3 39. Nxf5 Nxd2 40. Rc6 Nxc4 41. Rxc4 Rxa6 42. Rxe4 d2 43. Rd4 Rxa2 44. Rxd8 Ra1+ 45. Kg2 d1Q 46. Rxd1 Rxd1 47. g4 Kg6 48. h4 h5 49. f3 hxg4 50. fxg4 Rd3 51. Ng3 Ra3 52. Kf2 Ra4 53. Kf3 Ra3+ 54. Kf4 1/2-1/2

[Event "Pula op 28th"]
[Site "Pula"]
[Date "2014.06.10"]
[Round "4"]
[White "Zierke, Oliver"]
[Black "Lizak, Peter"]
[Result "1/2-1/2"]
[ECO "D40"]
[WhiteElo "2253"]
[BlackElo "2401"]
[PlyCount "72"]
[EventDate "2014.06.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CRO"]
[SourceTitle "CBM 160 Extra"]
[Source "ChessBase"]
[SourceDate "2014.07.01"]
[SourceVersion "1"]
[SourceVersionDate "2014.07.01"]
[SourceQuality "1"]

1. d4 e6 2. Nf3 c5 3. e3 Nf6 4. c4 d5 5. Nc3 Nc6 6. a3 a6 7. dxc5 Bxc5 8. b4 Ba7 9. Bb2 0-0 10. Qc2 Qe7 11. Rd1 Rd8 12. cxd5 exd5 13. b5 axb5 14. Nxb5 Bb6 15. Be2 Ne4 16. 0-0 Bf5 17. Qb3 Na5 18. Qa2 Be6 19. Bd4 Bxd4 20. Nfxd4 Rac8 21. Rc1 Nc4 22. Rfd1 Qf6 23. Bxc4 dxc4 24. Nxe6 Rxd1+ 25. Rxd1 Qxe6 26. Nc7 Nc3 27. Nxe6 Nxa2 28. Nd4 Kf8 29. Kf1 Ra8 30. Nc2 Nc3 31. Rd7 b5 32. Rb7 g6 33. g4 Kg7 34. g5 Kf8 35. h4 Ra5 36. Kg2 Nb1 1/2-1/2

[Event "Pula op 28th"]
[Site "Pula"]
[Date "2014.06.09"]
[Round "3"]
[White "Jovanic, Ognjen"]
[Black "Zierke, Oliver"]
[Result "0-1"]
[ECO "D34"]
[WhiteElo "2489"]
[BlackElo "2253"]
[PlyCount "80"]
[EventDate "2014.06.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CRO"]
[SourceTitle "CBM 160 Extra"]
[Source "ChessBase"]
[SourceDate "2014.07.01"]
[SourceVersion "1"]
[SourceVersionDate "2014.07.01"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 c5 4. cxd5 exd5 5. g3 Nc6 6. Bg2 Nf6 7. 0-0 Be7 8. Nc3 0-0 9. Bf4 Be6 10. dxc5 Bxc5 11. Rc1 Bb6 12. Ng5 Bg4 13. h3 Bc8 14. Na4 h6 15. Nf3 Re8 16. Nxb6 Qxb6 17. b3 Qa6 18. Nd4 Nxd4 19. Qxd4 Rxe2 20. a4 Re8 21. g4 Qb6 22. Qxb6 axb6 23. Rfd1 Bd7 24. Rc7 Bc6 25. g5 hxg5 26. Bxg5 Ne4 27. Be3 Nc3 28. Rd2 b5 29. Bd4 Ne2+ 30. Kf1 bxa4 31. Rxe2 Bb5 32. Bf3 a3 33. Ke1 Bxe2 34. Bxe2 Re4 35. Ba1 Rae8 36. Rc2 d4 37. f3 d3 38. fxe4 dxc2 39. Kd2 Rxe4 40. Bf3 Re1 0-1

[Event "BL2-Nord 1314"]
[Site "Germany"]
[Date "2013.12.15"]
[Round "4.8"]
[White "Zierke, Oliver"]
[Black "Cremer, Jan Paul"]
[Result "1/2-1/2"]
[ECO "D03"]
[WhiteElo "2260"]
[BlackElo "2193"]
[PlyCount "80"]
[EventDate "2013.10.13"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Norderstedt"]
[BlackTeam "Berlin SF II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. Nf3 g6 3. Bg5 Bg7 4. Nbd2 d5 5. e3 0-0 6. c3 Nbd7 7. b4 b6 8. Be2 c5 9. bxc5 bxc5 10. Qa4 Re8 11. 0-0 c4 12. Rab1 h6 13. Bf4 Nb6 14. Qa5 Bf5 15. Rb2 g5 16. Bg3 Qd7 17. Rb4 Rec8 18. Ne5 Qe8 19. Ra1 Nfd7 20. Nexc4 Be6 21. Nb2 Rxc3 22. Rxb6 Rac8 23. Rb3 Rc2 24. Bd3 R2c6 25. Bb5 Rc2 26. Bd3 R2c6 27. Re1 Nb6 28. Bb5 Rc1 29. Bxe8 Rxe1+ 30. Nf1 Rcc1 31. Qxe1 Rxe1 32. f3 Ra1 33. a4 Nc4 34. Nxc4 dxc4 35. Rc3 Bf5 36. Kf2 Bd3 37. Nd2 Ra2 38. Ke1 Ra1+ 39. Kf2 Ra2 40. Ke1 Ra1+ 1/2-1/2

[Event "Naujac op"]
[Site "Naujac"]
[Date "2013.07.07"]
[Round "9"]
[White "Zierke, Oliver"]
[Black "Colpe, Malte"]
[Result "1/2-1/2"]
[ECO "E99"]
[WhiteElo "2259"]
[BlackElo "2311"]
[PlyCount "49"]
[EventDate "2013.06.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "FRA"]
[SourceTitle "CBM 155 Extra"]
[Source "ChessBase"]
[SourceDate "2013.08.26"]
[SourceVersion "1"]
[SourceVersionDate "2013.08.26"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 0-0 5. e4 d6 6. Be2 e5 7. 0-0 Nc6 8. d5 Ne7 9. Ne1 Nd7 10. Be3 f5 11. f3 f4 12. Bf2 g5 13. Rc1 a6 14. Nd3 Rf6 15. c5 Rh6 16. c6 Nf8 17. cxb7 Bxb7 18. Qb3 Bc8 19. Be1 Rg6 20. Nf2 h5 21. h3 Nd7 22. Nb1 Nf6 23. Ba5 Ne8 24. Rc2 Kh8 25. Nd2 1/2-1/2

[Event "Naujac op"]
[Site "Naujac"]
[Date "2013.07.06"]
[Round "8"]
[White "Deslias, Gregoire"]
[Black "Zierke, Oliver"]
[Result "0-1"]
[ECO "D34"]
[WhiteElo "2132"]
[BlackElo "2259"]
[PlyCount "76"]
[EventDate "2013.06.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "FRA"]
[SourceTitle "CBM 155 Extra"]
[Source "ChessBase"]
[SourceDate "2013.08.26"]
[SourceVersion "1"]
[SourceVersionDate "2013.08.26"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. Nf3 Nc6 6. g3 Nf6 7. Bg2 Be7 8. 0-0 0-0 9. Bg5 c4 10. Ne5 Be6 11. b3 h6 12. Bf4 Qa5 13. Na4 Rfd8 14. Nxc6 bxc6 15. bxc4 dxc4 16. Bxc6 Rac8 17. Bb7 Bd7 18. Nc5 Bxc5 19. dxc5 Rxc5 20. Qc1 Ba4 21. Rb1 c3 22. Qa3 c2 23. Rb4 Be8 24. Qb3 Rd1 25. Bc1 Qd8 26. Qe3 Rcd5 27. Bxd5 Nxd5 28. Qb3 Nxb4 29. Qxb4 Rxf1+ 30. Kxf1 Qd1+ 31. Qe1 Bb5 32. f4 Bxe2+ 33. Kf2 Bg4 34. Qe8+ Kh7 35. Qe4+ f5 36. Qe1 Qf3+ 37. Kg1 Bh3 38. Qf2 Qd1+ 0-1

[Event "Naujac op"]
[Site "Naujac"]
[Date "2013.07.05"]
[Round "7"]
[White "Zierke, Oliver"]
[Black "L'Hospital, Philippe"]
[Result "1-0"]
[ECO "A21"]
[WhiteElo "2259"]
[BlackElo "1912"]
[PlyCount "41"]
[EventDate "2013.06.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "FRA"]
[SourceTitle "CBM 155 Extra"]
[Source "ChessBase"]
[SourceDate "2013.08.26"]
[SourceVersion "1"]
[SourceVersionDate "2013.08.26"]
[SourceQuality "1"]

1. d4 d6 2. c4 e5 3. Nf3 e4 4. Ng5 f5 5. Nc3 Be7 6. Nh3 Nf6 7. e3 c6 8. Be2 0-0 9. 0-0 Na6 10. d5 Nc7 11. Rb1 a5 12. a3 Bd7 13. b4 axb4 14. axb4 Qe8 15. dxc6 bxc6 16. b5 cxb5 17. cxb5 Rb8 18. Ba3 Nxb5 19. Nxb5 Bxb5 20. Qb3+ Kh8 21. Bxb5 1-0

[Event "Naujac op"]
[Site "Naujac"]
[Date "2013.07.04"]
[Round "6"]
[White "Favarel, Antoine"]
[Black "Zierke, Oliver"]
[Result "1-0"]
[ECO "D32"]
[WhiteElo "2347"]
[BlackElo "2259"]
[PlyCount "65"]
[EventDate "2013.06.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "FRA"]
[SourceTitle "CBM 155 Extra"]
[Source "ChessBase"]
[SourceDate "2013.08.26"]
[SourceVersion "1"]
[SourceVersionDate "2013.08.26"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. Nf3 Nc6 6. dxc5 d4 7. Na4 Bxc5 8. Nxc5 Qa5+ 9. Bd2 Qxc5 10. Rc1 Qb6 11. e3 Nf6 12. Bc4 0-0 13. 0-0 Qd8 14. Nxd4 Nxd4 15. exd4 Bg4 16. Qb3 Qxd4 17. Bb4 b5 18. Bxf8 bxc4 19. Rxc4 Qd8 20. Bxg7 Kxg7 21. Qg3 h5 22. h3 Qd5 23. Rfc1 Ne4 24. Rxe4 Qxe4 25. hxg4 hxg4 26. Qc3+ f6 27. Re1 Qd5 28. Qb4 f5 29. Qe7+ Kg8 30. Qg5+ Kf8 31. Qf6+ Qf7 32. Qd6+ Kg8 33. Re7 1-0

[Event "Naujac op"]
[Site "Naujac"]
[Date "2013.07.03"]
[Round "5"]
[White "Zierke, Oliver"]
[Black "Zickelbein, Eva Maria"]
[Result "1/2-1/2"]
[ECO "E11"]
[WhiteElo "2259"]
[BlackElo "2081"]
[PlyCount "121"]
[EventDate "2013.06.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "FRA"]
[SourceTitle "CBM 155 Extra"]
[Source "ChessBase"]
[SourceDate "2013.08.26"]
[SourceVersion "1"]
[SourceVersionDate "2013.08.26"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. c4 Bb4+ 4. Bd2 Qe7 5. Nc3 d5 6. e3 Bxc3 7. Bxc3 Ne4 8. Rc1 Nxc3 9. Rxc3 c6 10. Qc2 Nd7 11. Bd3 dxc4 12. Rxc4 h6 13. 0-0 0-0 14. Kh1 Re8 15. Rd1 Qf6 16. Qb3 b5 17. Rc2 e5 18. Be4 Bb7 19. dxe5 Nxe5 20. Nxe5 Rxe5 21. Bf3 Rd8 22. Rcd2 Ree8 23. Rd7 Rxd7 24. Rxd7 Bc8 25. Rxa7 Rd8 26. Ra8 Kh7 27. h3 Be6 28. Qc2+ Bf5 29. Qxc6 Rd1+ 30. Kh2 Qe5+ 31. g3 Rd2 32. Bg2 Rxf2 33. Re8 Qxb2 34. Qa8 Qxa2 35. Qxa2 Rxa2 36. Re5 Bd3 37. Kg1 b4 38. Bd5 Ra1+ 39. Kf2 Rf1+ 40. Kg2 Rf5 41. Rxf5 Bxf5 42. Kf2 Bc2 43. Ke2 Kg6 44. Kd2 b3 45. g4 f6 46. h4 f5 47. gxf5+ Kxf5 48. h5 g5 49. hxg6 Kxg6 50. Be6 h5 51. Kc3 Kg5 52. Bd7 Kf6 53. Bh3 Ke5 54. Bf1 h4 55. Bg2 Bd1 56. Bf1 Bf3 57. Kxb3 Ke4 58. Bh3 Kxe3 59. Kc3 Kf2 60. Kd4 Be2 61. Bc8 1/2-1/2

[Event "Naujac op"]
[Site "Naujac"]
[Date "2013.07.02"]
[Round "4"]
[White "Maruejols, Claude"]
[Black "Zierke, Oliver"]
[Result "0-1"]
[ECO "A72"]
[WhiteElo "2005"]
[BlackElo "2259"]
[PlyCount "62"]
[EventDate "2013.06.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "FRA"]
[SourceTitle "CBM 155 Extra"]
[Source "ChessBase"]
[SourceDate "2013.08.26"]
[SourceVersion "1"]
[SourceVersionDate "2013.08.26"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 c5 4. d5 exd5 5. cxd5 d6 6. Nf3 g6 7. Bf4 a6 8. e4 b5 9. Nd2 Bg7 10. Be2 0-0 11. Bf3 Ne8 12. 0-0 Nd7 13. Qc2 Ne5 14. Be2 f5 15. f3 Ra7 16. h3 g5 17. Be3 f4 18. Bf2 Raf7 19. a4 b4 20. Nd1 h5 21. Nc4 Kh8 22. Be1 Nxc4 23. Qxc4 Bd4+ 24. Bf2 Be5 25. Be1 Rg7 26. Ra2 Rfg8 27. b3 Nf6 28. Bd2 Qe7 29. Kf2 g4 30. fxg4 Nxe4+ 31. Ke1 Qh4+ 0-1

[Event "Naujac op"]
[Site "Naujac"]
[Date "2013.07.02"]
[Round "3"]
[White "Zierke, Oliver"]
[Black "Gonzalez Fernandez, Jorge"]
[Result "0-1"]
[ECO "E61"]
[WhiteElo "2259"]
[BlackElo "1718"]
[PlyCount "63"]
[EventDate "2013.06.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "FRA"]
[SourceTitle "CBM 155 Extra"]
[Source "ChessBase"]
[SourceDate "2013.08.26"]
[SourceVersion "1"]
[SourceVersionDate "2013.08.26"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 c5 4. e3 Bg7 5. Nc3 b6 6. Be2 0-0 7. 0-0 Bb7 8. d5 d6 9. e4 Nbd7 10. Ne1 a6 11. a4 Ne8 12. f4 Nc7 13. Nf3 b5 14. axb5 axb5 15. Rxa8 Qxa8 16. cxb5 Nb6 17. Re1 Qa1 18. Qc2 Ra8 19. Bd2 Qa7 20. Be3 Bc8 21. Rd1 Qb7 22. Qb3 Bd7 23. h3 Nc8 24. e5 Rb8 25. Ra1 Nb6 26. Rd1 Nc8 27. Ra1 Nb6 28. Bf2 Ncxd5 29. Nxd5 Nxd5 30. Bc4 Be6 31. Ng5 Nxf4 32. Nf3 0-1

[Event "Naujac op"]
[Site "Naujac"]
[Date "2013.07.01"]
[Round "2"]
[White "Mladenov, Plamen"]
[Black "Zierke, Oliver"]
[Result "1/2-1/2"]
[ECO "D34"]
[WhiteElo "2405"]
[BlackElo "2259"]
[PlyCount "101"]
[EventDate "2013.06.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "FRA"]
[SourceTitle "CBM 155 Extra"]
[Source "ChessBase"]
[SourceDate "2013.08.26"]
[SourceVersion "1"]
[SourceVersionDate "2013.08.26"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. Nf3 Nc6 6. g3 Nf6 7. Bg2 Be7 8. 0-0 0-0 9. Bg5 c4 10. Ne5 Be6 11. b3 h6 12. Bxf6 Bxf6 13. Nxc6 bxc6 14. bxc4 dxc4 15. e3 Qa5 16. Rc1 Rac8 17. Qa4 Qxa4 18. Nxa4 Be7 19. Rb1 Rc7 20. Nc3 Rd8 21. Rfc1 g6 22. Rc2 Kg7 23. a4 Rdd7 24. Kf1 h5 25. h4 Rd8 26. Ke2 Bg4+ 27. Ke1 Bf5 28. Be4 Be6 29. a5 f5 30. Bf3 f4 31. gxf4 Bxh4 32. Rcb2 Bc8 33. Rb4 Ba6 34. Rb8 Rxb8 35. Rxb8 Be7 36. Kd2 h4 37. Bg4 Rb7 38. Rxb7 Bxb7 39. f3 Bb4 40. e4 Bxa5 41. Kc2 Bxc3 42. Kxc3 a5 43. f5 a4 44. Kxc4 Ba6+ 45. Kb4 Bf1 46. fxg6 Kxg6 47. Kxa4 h3 48. Bxh3 Bxh3 49. Kb4 Bg2 50. Kc5 Bxf3 51. Kxc6 1/2-1/2

[Event "Bundesliga 1213"]
[Site "Germany"]
[Date "2013.02.03"]
[Round "8"]
[White "Naumann, Alexander"]
[Black "Zierke, Oliver"]
[Result "1-0"]
[ECO "D30"]
[WhiteElo "2535"]
[BlackElo "2261"]
[PlyCount "87"]
[EventDate "2012.10.20"]
[EventType "team-tourn"]
[EventRounds "15"]
[EventCountry "GER"]
[SourceTitle "CBM 153"]
[Source "ChessBase"]
[SourceDate "2013.03.14"]
[SourceVersion "1"]
[SourceVersionDate "2013.03.14"]
[SourceQuality "1"]
[WhiteTeam "Solingen"]
[BlackTeam "Norderstedt"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. Nf3 Nc6 6. g3 Nf6 7. Bg2 Be7 8. 0-0 0-0 9. dxc5 Bxc5 10. a3 h6 11. b4 Bb6 12. Bb2 Be6 13. Na4 Ne4 14. Nxb6 Qxb6 15. Nd4 Nd6 16. e3 Nc4 17. Bc3 Nxd4 18. Bxd4 Qb5 19. Bc3 Rfd8 20. Qd4 f6 21. Rfd1 Qe8 22. e4 Nb6 23. e5 f5 24. Qd3 Rac8 25. Bd4 Nc4 26. f4 b5 27. h3 a6 28. Kh2 Qd7 29. Bf3 Ra8 30. Rg1 Qf7 31. Bd1 a5 32. Bc2 g6 33. g4 Kh7 34. Qg3 Nd2 35. Qe3 Nc4 36. Qf2 axb4 37. axb4 Rxa1 38. Rxa1 fxg4 39. hxg4 Bxg4 40. Ra7 Rd7 41. e6 Qxe6 42. Ra8 Rg7 43. Bxg7 Kxg7 44. Qd4+ 1-0

[Event "Bundesliga 1213"]
[Site "Germany"]
[Date "2013.02.02"]
[Round "7"]
[White "Zierke, Oliver"]
[Black "Holzke, Frank"]
[Result "1/2-1/2"]
[ECO "D18"]
[WhiteElo "2261"]
[BlackElo "2521"]
[PlyCount "160"]
[EventDate "2012.10.20"]
[EventType "team-tourn"]
[EventRounds "15"]
[EventCountry "GER"]
[SourceTitle "CBM 153"]
[Source "ChessBase"]
[SourceDate "2013.03.14"]
[SourceVersion "1"]
[SourceVersionDate "2013.03.14"]
[SourceQuality "1"]
[WhiteTeam "Norderstedt"]
[BlackTeam "Wattenscheid"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dxc4 5. a4 Bf5 6. e3 e6 7. Bxc4 Bb4 8. 0-0 0-0 9. Nh4 Nbd7 10. Nxf5 exf5 11. f3 Rc8 12. Qb3 Qb6 13. Rd1 g6 14. Na2 Bd6 15. Qxb6 Nxb6 16. Bb3 Rfe8 17. Nc3 Nbd5 18. Nxd5 Nxd5 19. Kf2 h5 20. Bd2 h4 21. g3 Kg7 22. gxh4 Be7 23. Bxd5 Bxh4+ 24. Ke2 cxd5 25. Rac1 Rxc1 26. Rxc1 f4 27. e4 dxe4 28. Bxf4 Bf6 29. d5 Bxb2 30. Rb1 Be5 31. Bxe5+ Rxe5 32. Rxb7 exf3+ 33. Kxf3 Rxd5 34. Rxa7 Rd3+ 35. Kg4 Rd4+ 36. Kg3 g5 37. a5 Kg6 38. Ra8 Ra4 39. a6 Kf5 40. Ra7 f6 41. Ra8 Ra3+ 42. Kf2 Kf4 43. Rb8 Ra2+ 44. Kg1 Rxa6 45. Rb4+ Kf3 46. Rb3+ Kg4 47. Rb4+ Kh5 48. Kg2 f5 49. Rb8 Ra2+ 50. Kg3 Ra3+ 51. Kg2 g4 52. Rg8 Kh4 53. Rg7 Ra2+ 54. Kg1 f4 55. Rg8 Re2 56. Rg7 f3 57. Rg8 Rg2+ 58. Kh1 Kh5 59. Rg7 Ra2 60. Kg1 Re2 61. Rg8 Rg2+ 62. Kf1 Kh4 63. Rh8+ Kg5 64. Rg8+ Kh5 65. Rf8 Kg5 66. Rg8+ Kf5 67. Rf8+ Ke4 68. Re8+ Kd5 69. Rg8 Ke6 70. Ke1 Re2+ 71. Kf1 Re4 72. h3 gxh3 73. Rh8 Kf5 74. Rxh3 Kf4 75. Rh4+ Ke3 76. Rxe4+ Kxe4 77. Kf2 Kf4 78. Kf1 Ke3 79. Ke1 f2+ 80. Kf1 Kf3 1/2-1/2

[Event "Pula op 26th"]
[Site "Pula"]
[Date "2012.06.15"]
[Round "8"]
[White "Pregarac, Valter"]
[Black "Zierke, Oliver"]
[Result "1/2-1/2"]
[ECO "D40"]
[WhiteElo "2137"]
[BlackElo "2263"]
[PlyCount "54"]
[EventDate "2012.06.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CRO"]
[SourceTitle "CBM 148 Extra"]
[Source "ChessBase"]
[SourceDate "2012.06.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.06.22"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 c5 4. e3 Nf6 5. Nf3 Nc6 6. a3 cxd4 7. exd4 Be7 8. Bd3 0-0 9. 0-0 dxc4 10. Bxc4 b6 11. d5 Na5 12. Ba2 exd5 13. Nxd5 Nxd5 14. Bxd5 Bb7 15. Bxb7 Nxb7 16. Be3 Bf6 17. Qe2 Qe7 18. Rac1 Rfd8 19. Qc2 g6 20. b4 Nd6 21. Rfe1 Rac8 22. Qb3 Rxc1 23. Bxc1 Qc7 24. Bb2 Bxb2 25. Qxb2 Nc4 26. Qc1 Qc6 27. h4 a6 1/2-1/2

[Event "Pula op 26th"]
[Site "Pula"]
[Date "2012.06.14"]
[Round "7"]
[White "Zierke, Oliver"]
[Black "Yakunin, Alexey"]
[Result "0-1"]
[ECO "E99"]
[WhiteElo "2263"]
[BlackElo "2351"]
[PlyCount "108"]
[EventDate "2012.06.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CRO"]
[SourceTitle "CBM 148 Extra"]
[Source "ChessBase"]
[SourceDate "2012.06.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.06.22"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 0-0 5. e4 d6 6. Be2 e5 7. 0-0 Nc6 8. d5 Ne7 9. Ne1 Nd7 10. Be3 f5 11. f3 f4 12. Bf2 g5 13. Rc1 Ng6 14. c5 Nxc5 15. b4 Na6 16. Nd3 Rf7 17. a4 Bf8 18. Nb5 Bd7 19. Nxa7 Qb8 20. Nb5 h5 21. Rc4 Rg7 22. Kh1 Be7 23. Qc1 Nf8 24. g3 fxg3 25. Bxg3 Bd8 26. Rg1 Be8 27. Bf2 Bf6 28. Bf1 Qd8 29. Bh3 Bd7 30. Bxd7 Qxd7 31. Be3 Nh7 32. Rc2 Kh8 33. Nc3 c6 34. dxc6 bxc6 35. Ne2 Nb8 36. a5 d5 37. Nc5 Qf7 38. Ng3 g4 39. Nf5 Rg6 40. fxg4 hxg4 41. Qd1 Nd7 42. Nh6 Qe8 43. exd5 Nxc5 44. Rxc5 Bg7 45. Nf5 Rd8 46. Nxg7 Kxg7 47. Rxg4 cxd5 48. Rc7+ Kh8 49. Rh4 Rd7 50. Rxd7 Qxd7 51. Qf3 d4 52. Qf8+ Rg8 53. Qf6+ Rg7 54. Bd2 Qd5+ 0-1

[Event "Pula op 26th"]
[Site "Pula"]
[Date "2012.06.13"]
[Round "6"]
[White "Zierke, Oliver"]
[Black "Borkovec, Milan"]
[Result "1-0"]
[ECO "A77"]
[WhiteElo "2263"]
[BlackElo "2153"]
[PlyCount "77"]
[EventDate "2012.06.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CRO"]
[SourceTitle "CBM 148 Extra"]
[Source "ChessBase"]
[SourceDate "2012.06.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.06.22"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 c5 3. d5 e6 4. c4 exd5 5. cxd5 d6 6. Nc3 g6 7. Nd2 Nbd7 8. e4 Bg7 9. Be2 0-0 10. 0-0 Re8 11. a4 Ne5 12. Ra3 g5 13. Qc2 Qe7 14. Re1 g4 15. Nf1 Nh5 16. Bd2 Qf6 17. Nd1 Qg6 18. Ng3 Nxg3 19. Rxg3 h5 20. f4 h4 21. Rb3 Nf3+ 22. Bxf3 gxf3 23. Rxf3 Bg4 24. f5 Qh5 25. Rf4 Be5 26. Nf2 Bxf4 27. Bxf4 Bxf5 28. Bxd6 Rad8 29. Bf4 Rxd5 30. Qc3 Rd4 31. Be3 Rdxe4 32. Nxe4 Bxe4 33. Bxc5 Qg4 34. Qd2 Rc8 35. Bd4 Rc2 36. Rxe4 Qxe4 37. Qg5+ Kf8 38. Qd8+ Qe8 39. Bg7+ 1-0

[Event "Pula op 26th"]
[Site "Pula"]
[Date "2012.06.12"]
[Round "4"]
[White "Zierke, Oliver"]
[Black "Sipos, Istvan"]
[Result "0-1"]
[ECO "A46"]
[WhiteElo "2263"]
[BlackElo "2445"]
[PlyCount "72"]
[EventDate "2012.06.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CRO"]
[SourceTitle "CBM 148 Extra"]
[Source "ChessBase"]
[SourceDate "2012.06.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.06.22"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. Bg5 h6 4. Bh4 d6 5. Nbd2 g5 6. Bg3 Nh5 7. e4 Bg7 8. c3 Nd7 9. Bd3 Qe7 10. 0-0 Nxg3 11. fxg3 g4 12. Nh4 h5 13. Qe2 c5 14. d5 Ne5 15. Bb5+ Bd7 16. dxe6 fxe6 17. Bxd7+ Qxd7 18. Nc4 Rg8 19. Nxe5 Bxe5 20. Qe3 Qg7 21. Rf2 Ke7 22. Rf5 Qh8 23. Rf2 Raf8 24. Rxf8 Kxf8 25. Rf1+ Ke7 26. Rf2 Qg7 27. Rf5 Bf6 28. e5 Bxh4 29. exd6+ Kd7 30. Rxh5 Qg6 31. Qxc5 Qb1+ 32. Kf2 Rf8+ 33. Ke3 Bd8 34. Qb5+ Kc8 35. Qc5+ Kb8 36. d7 Bb6 0-1

[Event "BL2-Nord 1112"]
[Site "Germany"]
[Date "2012.02.26"]
[Round "7.5"]
[White "Zierke, Oliver"]
[Black "Schmidt, Harald"]
[Result "1-0"]
[ECO "A43"]
[WhiteElo "2273"]
[BlackElo "2397"]
[PlyCount "79"]
[EventDate "2011.10.02"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Norderstedt"]
[BlackTeam "Luebeck"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. Nf3 c5 3. d5 e6 4. Nc3 a6 5. e4 d6 6. a4 e5 7. Be2 b6 8. 0-0 Be7 9. Nd2 g5 10. Nc4 Rg8 11. Kh1 Ra7 12. g3 Bh3 13. Rg1 h5 14. f3 Bc8 15. Be3 Nbd7 16. Qd2 g4 17. f4 Bb7 18. Bf1 Ra8 19. Bg2 h4 20. gxh4 Rh8 21. Qf2 g3 22. Qxg3 Nh5 23. Qf3 exf4 24. Bxf4 Nf8 25. Raf1 Rh7 26. Bg5 f6 27. Bd2 b5 28. axb5 axb5 29. Nxb5 Ba6 30. Ba5 Qb8 31. Nc7+ Kf7 32. Bh3 Bxc4 33. Be6+ Nxe6 34. dxe6+ Bxe6 35. Nxe6 Rh8 36. Bc3 Qc8 37. Ng7 Nxg7 38. Bxf6 Ne6 39. Bxh8+ Ke8 40. Rg8+ 1-0

[Event "BL2-Nord 1112"]
[Site "Germany"]
[Date "2012.02.05"]
[Round "6.6"]
[White "Zierke, Oliver"]
[Black "Asendorf, Joachim"]
[Result "0-1"]
[ECO "D34"]
[WhiteElo "2273"]
[BlackElo "2340"]
[PlyCount "88"]
[EventDate "2011.10.02"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Norderstedt"]
[BlackTeam "Werder Bremen II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. Nf3 Nc6 6. g3 Nf6 7. Bg2 Be7 8. 0-0 0-0 9. Bg5 cxd4 10. Nxd4 h6 11. Be3 Re8 12. Rc1 Bf8 13. Nxc6 bxc6 14. Na4 Bd7 15. Bc5 Bxc5 16. Nxc5 Bg4 17. Re1 Qa5 18. h3 Bf5 19. Qa4 Qd2 20. Qf4 Qxf4 21. gxf4 Rab8 22. b3 g5 23. fxg5 hxg5 24. Na4 Bd7 25. Nc5 Bf5 26. Na4 Bd7 27. Rc5 Kg7 28. Ra5 Rh8 29. Rxa7 Bxh3 30. Rc1 Rb4 31. Bf3 Rd4 32. Nc5 Bf5 33. Ra4 Rd2 34. e3 g4 35. Bg2 g3 36. Rf4 Kg6 37. fxg3 Rxa2 38. Na4 Ng4 39. Rxc6+ Kg5 40. Rc3 Re8 41. Bxd5 Nxe3 42. Bxf7 Rg2+ 43. Kh1 Rh8+ 44. Rh4 Rxg3 0-1

[Event "BL2-Nord 1112"]
[Site "Germany"]
[Date "2012.01.15"]
[Round "5.6"]
[White "Thormann, Wolfgang"]
[Black "Zierke, Oliver"]
[Result "1/2-1/2"]
[ECO "B23"]
[WhiteElo "2272"]
[BlackElo "2273"]
[PlyCount "132"]
[EventDate "2011.10.02"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Oberschoeneweide"]
[BlackTeam "Norderstedt"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nc3 Nc6 3. Bb5 Nd4 4. Bc4 g6 5. Nge2 Bg7 6. Nxd4 cxd4 7. Qf3 Nh6 8. Ne2 0-0 9. d3 Ng4 10. Bb3 d6 11. Qg3 a5 12. a4 Bd7 13. h3 Nf6 14. Qh4 Qb6 15. 0-0 Bc6 16. Bg5 Rfe8 17. Kh1 d5 18. e5 Nd7 19. f4 Nc5 20. Nxd4 Nxd3 21. Nxc6 bxc6 22. Bxe7 Nc5 23. Rf3 Ne4 24. Ba3 Nd2 25. Rd3 Nxb3 26. Rxb3 Qd4 27. Qg4 Qxa4 28. Re1 Re6 29. Rf1 Qc4 30. Qd1 Rae8 31. Rb7 Qa6 32. Rc7 Qb6 33. Rd7 Qe3 34. c4 dxc4 35. Rf3 Qb6 36. Qc2 Rd8 37. Bc5 Qb8 38. Bd6 Qa8 39. Rxd8+ Qxd8 40. Qxc4 Bf8 41. Bxf8 Kxf8 42. Qc5+ Kg7 43. Kh2 Qd5 44. Qxd5 cxd5 45. Rd3 Rb6 46. Rxd5 Rxb2 47. Rxa5 h5 48. Ra7 Re2 49. Kg3 Kg8 50. Kf3 Re1 51. g4 hxg4+ 52. hxg4 g5 53. Ra4 gxf4 54. Kxf4 Kg7 55. Kf5 Rf1+ 56. Kg5 Re1 57. Kf5 Rf1+ 58. Rf4 Re1 59. Re4 Rf1+ 60. Kg5 Ra1 61. e6 fxe6 62. Rxe6 Ra5+ 63. Kf4 Rb5 64. Re5 Rxe5 65. Kxe5 Kg6 66. Kf4 Kf6 1/2-1/2

[Event "BL2-Nord 1112"]
[Site "Germany"]
[Date "2011.12.11"]
[Round "4.6"]
[White "Zierke, Oliver"]
[Black "Kalabic, Faris"]
[Result "0-1"]
[ECO "E99"]
[WhiteElo "2273"]
[BlackElo "2256"]
[PlyCount "72"]
[EventDate "2011.10.02"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Norderstedt"]
[BlackTeam "Zehlendorf"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 0-0 5. e4 d6 6. Be2 Nc6 7. 0-0 e5 8. d5 Ne7 9. Ne1 Nd7 10. Be3 f5 11. f3 Kh8 12. Rc1 Ng8 13. Nd3 Bh6 14. Bxh6 Nxh6 15. b4 Nf6 16. Qd2 f4 17. Nf2 g5 18. h3 Rf7 19. c5 Nhg8 20. Rc2 h5 21. Rfc1 Ne8 22. cxd6 cxd6 23. a4 Nh6 24. a5 Rg7 25. Qd1 g4 26. fxg4 hxg4 27. hxg4 Qh4 28. Nb5 Bxg4 29. Nxg4 Nxg4 30. Bxg4 Rxg4 31. Qe1 Rg3 32. Rc3 a6 33. Na3 Nf6 34. Nc4 Ng4 35. Rxg3 Qh2+ 36. Kf1 Qh1+ 0-1

[Event "BL2-Nord 1112"]
[Site "Germany"]
[Date "2011.10.23"]
[Round "2.6"]
[White "Zierke, Oliver"]
[Black "Mueller, Michael"]
[Result "1/2-1/2"]
[ECO "D85"]
[WhiteElo "2273"]
[BlackElo "2252"]
[PlyCount "67"]
[EventDate "2011.10.02"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Norderstedt"]
[BlackTeam "Pankow Rotation"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 d5 5. cxd5 Nxd5 6. e4 Nxc3 7. bxc3 0-0 8. Be3 c5 9. Rc1 cxd4 10. cxd4 b6 11. Bd3 Ba6 12. Bxa6 Nxa6 13. Qa4 Nc7 14. 0-0 Ne8 15. Rfd1 Nd6 16. e5 Nf5 17. d5 Nxe3 18. fxe3 Bh6 19. Rc3 Rc8 20. Rcd3 Rc5 21. Qh4 Bg7 22. e4 e6 23. Ng5 h6 24. dxe6 Qxg5 25. Qxg5 hxg5 26. e7 Rxe5 27. exf8Q+ Bxf8 28. Rd7 Bc5+ 29. Kh1 a5 30. Rf1 Be7 31. Rd4 Bc5 32. Rd7 Be7 33. Rd4 Bc5 34. Rd7 1/2-1/2

[Event "BL2-Nord 1112"]
[Site "Germany"]
[Date "2011.10.02"]
[Round "1.5"]
[White "Zierke, Oliver"]
[Black "Reichmann, Hendrik"]
[Result "0-1"]
[ECO "A55"]
[WhiteElo "2273"]
[BlackElo "2346"]
[PlyCount "86"]
[EventDate "2011.10.02"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]
[WhiteTeam "Norderstedt"]
[BlackTeam "Neukloster"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d6 2. c4 e5 3. Nf3 Nd7 4. Nc3 Ngf6 5. e4 Be7 6. Be2 0-0 7. 0-0 c6 8. Re1 Re8 9. Rb1 exd4 10. Nxd4 Bf8 11. f3 d5 12. cxd5 cxd5 13. exd5 Nb6 14. Bg5 Nbxd5 15. Nxd5 Qxd5 16. Bxf6 gxf6 17. Nb5 Qg5 18. Bf1 Bf5 19. Rxe8 Rxe8 20. Rc1 Qe3+ 21. Kh1 Rd8 22. Qe1 Qxe1 23. Rxe1 Bb4 24. Rc1 a6 25. Na3 Be6 26. Nc4 b5 27. a3 Bc5 28. Na5 Be3 29. Rb1 Rd2 30. a4 Ba2 31. Re1 Bb6 32. b4 bxa4 33. Nc4 Bxc4 34. Bxc4 a3 35. Bxa6 a2 36. Bc4 Bd4 37. Bxa2 Rxa2 38. g3 Rb2 39. Re8+ Kg7 40. Rb8 f5 41. b5 f4 42. gxf4 Be3 43. h3 Bxf4 0-1

[Event "Naujac op 14th"]
[Site "Naujac"]
[Date "2011.06.??"]
[Round "6"]
[White "Basso, Pierre Yves"]
[Black "Zierke, Oliver"]
[Result "0-1"]
[ECO "A63"]
[WhiteElo "1909"]
[BlackElo "2288"]
[PlyCount "66"]
[EventDate "2011.06.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "FRA"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. g3 c5 4. d5 exd5 5. cxd5 d6 6. Bg2 g6 7. Nf3 Bg7 8. Nc3 0-0 9. 0-0 a6 10. a4 Nbd7 11. h3 Rb8 12. a5 b5 13. axb6 Nxb6 14. Nd2 Nfd7 15. Kh2 Re8 16. e4 Ne5 17. Qc2 Nbc4 18. b3 Nxd2 19. Bxd2 Qb6 20. Rab1 f5 21. f4 Nf7 22. Rfe1 Bd7 23. Nd1 Nh6 24. Ne3 fxe4 25. Nc4 Qd8 26. Bxe4 Qf6 27. Re3 Nf5 28. Ree1 Nd4 29. Qd3 Bf5 30. Bxf5 Qxf5 31. Qf1 Qc2 32. Rec1 Qe4 33. Re1 Nf3+ 0-1

[Event "Naujac op 14th"]
[Site "Naujac"]
[Date "2011.06.??"]
[Round "2"]
[White "Ollier, Pablo"]
[Black "Zierke, Oliver"]
[Result "1-0"]
[ECO "D34"]
[WhiteElo "2282"]
[BlackElo "2288"]
[PlyCount "61"]
[EventDate "2011.06.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "FRA"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. Nf3 Nc6 6. g3 Nf6 7. Bg2 Be7 8. 0-0 0-0 9. Bg5 Be6 10. dxc5 Bxc5 11. Bxf6 Qxf6 12. Nxd5 Qxb2 13. Nc7 Rad8 14. Qc1 Qxc1 15. Raxc1 b6 16. Nxe6 fxe6 17. e3 h6 18. Rc4 Rd6 19. Re4 Kf7 20. h4 Ke7 21. a4 Rf5 22. Rc1 g5 23. Kf1 Kf6 24. Ke2 Rfd5 25. hxg5+ hxg5 26. Rh1 Nd8 27. Rg4 Rd3 28. Nxg5 Kf5 29. Ne4 Kxg4 30. Bh3+ Kh5 31. Bf5# 1-0

[Event "Naujac op 14th"]
[Site "Naujac"]
[Date "2011.06.??"]
[Round "8"]
[White "Rogozenco, Dorian"]
[Black "Zierke, Oliver"]
[Result "1-0"]
[ECO "D34"]
[WhiteElo "2557"]
[BlackElo "2288"]
[PlyCount "62"]
[EventDate "2011.06.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "FRA"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 c5 4. cxd5 exd5 5. g3 Nc6 6. Bg2 Nf6 7. 0-0 Be7 8. Nc3 0-0 9. Bg5 cxd4 10. Nxd4 h6 11. Be3 Re8 12. Qa4 Bd7 13. Rfd1 Nb4 14. Qb3 a5 15. a4 Rc8 16. Nxd5 Nfxd5 17. Bxd5 Nxd5 18. Qxd5 Bf6 19. Nb5 Bc6 20. Qf5 Qe7 21. Nd6 Rcd8 22. Nxe8 Rxe8 23. Rd2 Qb4 24. Qc2 h5 25. Bc5 Qg4 26. f3 Qh3 27. Bf2 Re5 28. Qc4 g5 29. Rad1 h4 30. Qg4 Qxg4 31. fxg4 h3 1-0

[Event "Naujac op 14th"]
[Site "Naujac"]
[Date "2011.06.??"]
[Round "9"]
[White "Zierke, Oliver"]
[Black "Lavanchy, Marc Henri"]
[Result "1-0"]
[ECO "D03"]
[WhiteElo "2288"]
[BlackElo "1913"]
[PlyCount "75"]
[EventDate "2011.06.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "FRA"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Bg5 Bg7 4. Nbd2 d5 5. e3 0-0 6. c3 Nc6 7. b4 a6 8. Be2 Bf5 9. 0-0 h6 10. Bh4 g5 11. Bg3 Ne4 12. Nxe4 Bxe4 13. a4 e6 14. Nd2 Bg6 15. Nb3 b6 16. Qd2 Ne7 17. Rfc1 c6 18. c4 Nf5 19. cxd5 Nxg3 20. hxg3 cxd5 21. Rc6 Re8 22. a5 bxa5 23. Rxa5 Bf8 24. Raxa6 Rxa6 25. Rxa6 Qb8 26. Nc5 Rd8 27. Qc3 Rc8 28. f4 Qc7 29. Qa3 Kg7 30. Nxe6+ fxe6 31. Ra7 Kf6 32. Rxc7 Rxc7 33. Qa5 Rc1+ 34. Kf2 Rb1 35. b5 Bb4 36. Qd8+ Kg7 37. fxg5 Be1+ 38. Kf3 1-0

[Event "Naujac op 14th"]
[Site "Naujac"]
[Date "2011.06.??"]
[Round "7"]
[White "Zierke, Oliver"]
[Black "Renard, Luc"]
[Result "1-0"]
[ECO "E12"]
[WhiteElo "2288"]
[BlackElo "1744"]
[PlyCount "49"]
[EventDate "2011.06.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "FRA"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. d4 e6 2. c4 b6 3. Nf3 Nf6 4. a3 Bb7 5. Nc3 Be7 6. d5 d6 7. g3 e5 8. Bg2 a5 9. 0-0 0-0 10. Rb1 Bc8 11. Ne1 Bf5 12. e4 Bg6 13. Nd3 Nbd7 14. b4 Ne8 15. f4 exf4 16. gxf4 Bf6 17. Nb5 h6 18. Be3 Qe7 19. Qf3 axb4 20. axb4 Ra2 21. Rf2 Rxf2 22. Bxf2 Qd8 23. Rb3 Qb8 24. Ra3 Bh7 25. Na7 1-0

[Event "BL2-Nord 0910"]
[Site "Germany"]
[Date "2010.04.11"]
[Round "9.4"]
[White "Zierke, Oliver"]
[Black "Schmidt Schaeffer, Sebastian"]
[Result "0-1"]
[ECO "A85"]
[WhiteElo "2338"]
[BlackElo "2398"]
[PlyCount "58"]
[EventDate "2009.10.18"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]
[WhiteTeam "Norderstedt"]
[BlackTeam "Kreuzberg"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 f5 2. Nf3 Nf6 3. c4 e6 4. Nc3 Bb4 5. Qb3 a5 6. Bg5 0-0 7. g3 Nc6 8. d5 a4 9. Qc2 exd5 10. cxd5 Ne7 11. Rd1 Ne4 12. Bd2 Nxd2 13. Rxd2 b6 14. a3 Bxc3 15. bxc3 Bb7 16. c4 Nc8 17. Bg2 Qe7 18. Qc3 Nd6 19. Qb4 Ra5 20. 0-0 Rc5 21. Rd4 Qxe2 22. Qxa4 Rd8 23. Re1 Qb2 24. Rf4 Ra5 25. Qd1 Rxa3 26. Ne5 Re8 27. Nd3 Rxe1+ 28. Qxe1 Rxd3 29. Rxf5 Qc2 0-1

[Event "BL2-Nord 0910"]
[Site "Germany"]
[Date "2010.03.21"]
[Round "8.3"]
[White "Zierke, Oliver"]
[Black "Rudolf, Henrik"]
[Result "0-1"]
[ECO "A48"]
[WhiteElo "2338"]
[BlackElo "2353"]
[PlyCount "104"]
[EventDate "2009.10.18"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]
[WhiteTeam "Norderstedt"]
[BlackTeam "Schachfreunde"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. Nf3 g6 3. Bg5 Bg7 4. Nbd2 c5 5. Bxf6 Bxf6 6. Ne4 Bxd4 7. Nxd4 cxd4 8. Qxd4 0-0 9. 0-0-0 Nc6 10. Qd2 Qa5 11. Nc3 d6 12. h4 Be6 13. h5 g5 14. Kb1 Rac8 15. e4 f6 16. g3 Ne5 17. Nd5 Qxd2 18. Rxd2 Kf7 19. Be2 g4 20. b3 Bxd5 21. exd5 f5 22. Kb2 Kf6 23. Rd4 Kg5 24. Rf4 Rc5 25. c4 b5 26. Kc3 bxc4 27. Bxc4 Rfc8 28. Rd1 a5 29. Rd2 Kf6 30. a4 e6 31. Kb2 Nxc4+ 32. Rxc4 Rxc4 33. bxc4 Rxc4 34. dxe6 Kxe6 35. Kb3 Rb4+ 36. Ka3 d5 37. f4 Re4 38. Rd3 d4 39. Kb2 Re2+ 40. Kc1 Re3 41. Rxe3+ dxe3 42. Kc2 Kd5 43. Kd3 Kc5 44. Kxe3 Kb4 45. Kd4 Kxa4 46. Ke5 Kb5 47. Kxf5 a4 48. Kxg4 a3 49. Kg5 a2 50. Kh6 a1Q 51. Kxh7 Qb1+ 52. Kg7 Qg1 0-1

[Event "BL2-Nord 0910"]
[Site "Germany"]
[Date "2010.02.28"]
[Round "7.3"]
[White "Lammers, Markus"]
[Black "Zierke, Oliver"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "2347"]
[BlackElo "2338"]
[PlyCount "58"]
[EventDate "2009.10.18"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]
[WhiteTeam "Delmenhorst"]
[BlackTeam "Norderstedt"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. Nf3 d5 2. d4 c5 3. dxc5 e6 4. a3 Bxc5 5. b4 Bb6 6. e3 Nf6 7. Bb2 0-0 8. Be2 a5 9. 0-0 axb4 10. axb4 Rxa1 11. Bxa1 Nc6 12. b5 Na7 13. c4 dxc4 14. Qa4 Bd7 15. Bxc4 Qe7 16. Nbd2 Rc8 17. Ne5 Be8 18. Bd3 Nd5 19. Qe4 f5 20. Qa4 Qb4 21. Qxb4 Nxb4 22. Bc4 Nd5 23. Rb1 Nxb5 24. g4 fxg4 25. e4 Ndc7 26. Nxg4 Ba7 27. Kf1 Nd6 28. Bd3 b5 29. Ke2 Nf7 1/2-1/2

[Event "BL2-Nord 0910"]
[Site "Germany"]
[Date "2010.02.07"]
[Round "6.3"]
[White "Zierke, Oliver"]
[Black "Brener, Ilja"]
[Result "0-1"]
[ECO "D03"]
[WhiteElo "2338"]
[BlackElo "2210"]
[PlyCount "80"]
[EventDate "2009.10.18"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]
[WhiteTeam "Norderstedt"]
[BlackTeam "Zehlendorf"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. Nf3 e6 3. Bg5 c5 4. e3 d5 5. Nbd2 Nbd7 6. c3 Bd6 7. Bd3 0-0 8. 0-0 h6 9. Bh4 c4 10. Bc2 Qc7 11. Re1 b5 12. e4 dxe4 13. Nxe4 Nxe4 14. Bxe4 Bb7 15. Qe2 Rfe8 16. Bxb7 Qxb7 17. Ne5 f6 18. Nxd7 Qxd7 19. Bg3 Bxg3 20. hxg3 Qd5 21. Qe4 Qxe4 22. Rxe4 Rab8 23. b4 a5 24. bxa5 Ra8 25. Rb1 Rxa5 26. Re2 Kf7 27. Reb2 Rb8 28. g4 Ke7 29. g3 Kd6 30. Kg2 Kc6 31. Re1 Kd5 32. Reb1 Ra3 33. Rxb5+ Rxb5 34. Rxb5+ Ke4 35. Rb7 Rxc3 36. Rxg7 Ra3 37. Re7 c3 38. Rxe6+ Kxd4 39. Rxf6 c2 40. Rf4+ Kc3 0-1

[Event "GER CupT qual"]
[Site "Germany"]
[Date "2010.01.16"]
[Round "1"]
[White "Zierke, Oliver"]
[Black "Kosak, Robert"]
[Result "1/2-1/2"]
[ECO "D52"]
[WhiteElo "2338"]
[BlackElo "2216"]
[PlyCount "107"]
[EventDate "2010.01.16"]
[EventType "team-k.o."]
[EventRounds "1"]
[EventCountry "GER"]
[SourceTitle "CBM 134 Extra"]
[Source "ChessBase"]
[SourceDate "2010.03.03"]
[SourceVersion "1"]
[SourceVersionDate "2010.03.03"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 c6 5. e3 Nbd7 6. Nf3 Qa5 7. Nd2 dxc4 8. Bxf6 Nxf6 9. Nxc4 Qc7 10. Be2 Nd5 11. Qc2 Bb4 12. 0-0 Nxc3 13. bxc3 Be7 14. Ne5 Bd7 15. Bd3 g6 16. f4 c5 17. Rab1 0-0 18. Rf3 Bf6 19. Rg3 Be8 20. Qe2 Kh8 21. Qg4 Rg8 22. Rf1 Rd8 23. h4 h5 24. Qe2 Rg7 25. Kh2 Kg8 26. Rh3 Rh7 27. g4 Qe7 28. g5 Bg7 29. Rg3 Qc7 30. Rgg1 Bf8 31. Rb1 Kg7 32. Kh3 Rh8 33. Rgc1 Be7 34. Qc2 Rc8 35. Be4 Rb8 36. Qb3 Bd6 37. a4 Bc6 38. Bxc6 Bxe5 39. Bxb7 Bd6 40. Qb5 Rhd8 41. a5 Bxf4 42. Qxc5 Qxc5 43. dxc5 Bxe3 44. c6 Rd3 45. Rd1 Rxc3 46. Kg2 Bf4 47. a6 Re8 48. Rd7 Kf8 49. Rf1 Rc4 50. Kf3 Re7 51. Rd8+ Re8 52. Rd7 Re7 53. Rd8+ Re8 54. Rd7 1/2-1/2

[Event "BL2-Nord 0910"]
[Site "Germany"]
[Date "2009.12.13"]
[Round "4.3"]
[White "Rosmann, Ilja"]
[Black "Zierke, Oliver"]
[Result "1-0"]
[ECO "B31"]
[WhiteElo "2291"]
[BlackElo "2338"]
[PlyCount "81"]
[EventDate "2009.10.18"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]
[WhiteTeam "Koenigsspringer"]
[BlackTeam "Norderstedt"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. 0-0 Bg7 5. d3 e5 6. Be3 d6 7. Bxc6+ bxc6 8. Qd2 h6 9. a3 f5 10. Qc3 Nf6 11. Qc4 Qe7 12. b4 fxe4 13. dxe4 a5 14. b5 Be6 15. Qa4 cxb5 16. Qxb5+ Qd7 17. Qe2 0-0 18. Nc3 Nh5 19. Qd2 Nf4 20. Bxf4 exf4 21. Rad1 Rad8 22. Nd5 Bg4 23. Qd3 g5 24. Nb6 Qf7 25. Nc4 a4 26. Nxd6 Qc7 27. Qd5+ Kh7 28. e5 Bxf3 29. Qxf3 Kh8 30. Qd5 Kh7 31. Rfe1 Rd7 32. e6 Re7 33. Nf5 Ree8 34. Qe4 Kh8 35. Rd7 Qxd7 36. exd7 Rxe4 37. Rxe4 Bf6 38. Re8 Kg8 39. Nxh6+ Kg7 40. Nf5+ Kg8 41. Nd6 1-0

[Event "BL2-Nord 0910"]
[Site "Germany"]
[Date "2009.11.29"]
[Round "3.4"]
[White "Carlstedt, Jonathan"]
[Black "Zierke, Oliver"]
[Result "1/2-1/2"]
[ECO "A14"]
[WhiteElo "2339"]
[BlackElo "2338"]
[PlyCount "77"]
[EventDate "2009.10.18"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]
[WhiteTeam "Hamburger SK"]
[BlackTeam "Norderstedt"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. c4 e6 2. g3 d5 3. Bg2 Nf6 4. Nf3 c5 5. 0-0 Nc6 6. b3 Be7 7. e3 0-0 8. Qe2 b6 9. Bb2 Ba6 10. Nc3 Qd7 11. d3 Rfe8 12. Rfd1 Rad8 13. Nb5 Bf8 14. d4 cxd4 15. Nbxd4 Nxd4 16. Bxd4 Qe7 17. Ne5 Rc8 18. Qb2 dxc4 19. Nc6 Qa3 20. Qxa3 Bxa3 21. bxc4 Rc7 22. Be5 Rd7 23. Nd4 Rc8 24. Nb5 Be7 25. Bxf6 Rxd1+ 26. Rxd1 Bxf6 27. Rd7 Rxc4 28. Rxa7 Rc1+ 29. Bf1 Rxf1+ 30. Kg2 g6 31. Rxa6 Ra1 32. Ra7 Kf8 33. Nd6 Be7 34. Ra8+ Kg7 35. Ne8+ Kf8 36. e4 Rd1 37. Nd6+ Kg7 38. Ne8+ Kf8 39. Nd6+ 1/2-1/2

[Event "BL2-Nord 0910"]
[Site "Germany"]
[Date "2009.11.28"]
[Round "5.3"]
[White "Zierke, Oliver"]
[Black "Rezasade, Amir"]
[Result "1/2-1/2"]
[ECO "D18"]
[WhiteElo "2338"]
[BlackElo "2301"]
[PlyCount "128"]
[EventDate "2009.10.18"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]
[WhiteTeam "Norderstedt"]
[BlackTeam "Goettingen"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dxc4 5. a4 Bf5 6. e3 e6 7. Bxc4 Bb4 8. 0-0 Nbd7 9. Nh4 0-0 10. Nxf5 exf5 11. Qc2 Nb6 12. Bb3 Qd7 13. a5 Nbd5 14. Bd2 Nxc3 15. Bxc3 Bd6 16. Rfd1 Rac8 17. Be1 Rfe8 18. Bc4 f4 19. Bd3 Qe7 20. exf4 Bxf4 21. g3 Bh6 22. Bf5 Rc7 23. a6 b6 24. Bh3 Qd6 25. Bg2 Nd5 26. Bd2 Bxd2 27. Qxd2 Rce7 28. Bf3 Rd8 29. Rac1 Qf6 30. Kg2 Red7 31. Bxd5 Rxd5 32. Qc2 R8d6 33. Qe4 Rd8 34. Re1 g6 35. Qe7 Qxd4 36. Rcd1 Qc4 37. Rc1 Qxa6 38. Rxc6 R5d7 39. Qe4 Qb7 40. Kg1 Kf8 41. Qe5 Kg8 42. Qe4 Qa6 43. Kg2 Qb5 44. Re2 Rd4 45. Qf3 Rd3 46. Qe4 R3d7 47. Rf6 Kg7 48. Rf3 Rc8 49. h4 Kg8 50. Kh2 Qc4 51. Rc3 Qa6 52. Rf3 Qb7 53. Qf4 h5 54. Rfe3 Kg7 55. Qe5+ Kh7 56. Qf6 Qc6 57. Qf4 Qc7 58. Qf6 Qc6 59. Qf4 Rcc7 60. Re8 Qd6 61. Rh8+ Kg7 62. Qh6+ Kf6 63. Qg5+ Kg7 64. Qh6+ Kf6 1/2-1/2

[Event "BL2-Nord 0910"]
[Site "Germany"]
[Date "2009.10.18"]
[Round "1.4"]
[White "Janz, Frerik"]
[Black "Zierke, Oliver"]
[Result "1-0"]
[ECO "E06"]
[WhiteElo "2338"]
[BlackElo "2338"]
[PlyCount "85"]
[EventDate "2009.10.18"]
[EventType "team-tourn"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]
[WhiteTeam "Luebeck"]
[BlackTeam "Norderstedt"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. c4 e6 2. g3 d5 3. Bg2 Nf6 4. Nf3 c5 5. 0-0 Nc6 6. d4 Be7 7. dxc5 Bxc5 8. a3 a5 9. cxd5 exd5 10. Qc2 Be7 11. Rd1 0-0 12. Nc3 Be6 13. Ng5 Rc8 14. Bxd5 Nb4 15. axb4 Bxd5 16. Rxa5 g6 17. Qa4 b6 18. Raxd5 Nxd5 19. Rxd5 Qe8 20. Qxe8 Rfxe8 21. b5 Rc4 22. Nge4 Rd8 23. Rxd8+ Bxd8 24. Kf1 f5 25. Nd2 Rb4 26. b3 Kf7 27. e3 Bf6 28. Ba3 Bxc3 29. Bxb4 Bxb4 30. Nc4 Bc5 31. Ke2 Ke6 32. Kd3 Kd5 33. f3 Be7 34. Nxb6+ Kc5 35. Na4+ Kxb5 36. Nc3+ Kc6 37. Kc4 h5 38. Nd5 Bc5 39. b4 Ba7 40. Ne7+ Kd7 41. Nxg6 Bxe3 42. Kd5 Bg1 43. Nf4 1-0

[Event "Pula op"]
[Site "Pula"]
[Date "2009.07.04"]
[Round "9"]
[White "Miletic, Dean"]
[Black "Zierke, Oliver"]
[Result "1/2-1/2"]
[ECO "B88"]
[WhiteElo "2231"]
[BlackElo "2306"]
[PlyCount "34"]
[EventDate "2009.06.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CRO"]
[SourceTitle "CBM 131 Extra"]
[Source "ChessBase"]
[SourceDate "2009.09.03"]
[SourceVersion "2"]
[SourceVersionDate "2009.09.16"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 e6 7. Bb3 Be7 8. Be3 0-0 9. 0-0 a6 10. f4 Nxd4 11. Bxd4 b5 12. e5 dxe5 13. fxe5 Nd7 14. Ne4 Bb7 15. Nd6 Bxd6 16. exd6 Qg5 17. Rf2 Rac8 1/2-1/2

[Event "Pula op"]
[Site "Pula"]
[Date "2009.07.03"]
[Round "8"]
[White "Zierke, Oliver"]
[Black "Tratar, Marko"]
[Result "0-1"]
[ECO "A21"]
[WhiteElo "2306"]
[BlackElo "2488"]
[PlyCount "82"]
[EventDate "2009.06.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CRO"]
[SourceTitle "CBM 131 Extra"]
[Source "ChessBase"]
[SourceDate "2009.09.03"]
[SourceVersion "2"]
[SourceVersionDate "2009.09.16"]
[SourceQuality "1"]

1. d4 d6 2. c4 e5 3. Nf3 e4 4. Ng5 f5 5. Nc3 c6 6. d5 Be7 7. Nh3 Nf6 8. e3 0-0 9. Be2 Na6 10. 0-0 c5 11. a3 Nd7 12. f4 exf3 13. gxf3 Nc7 14. Bd2 Ne5 15. f4 Nf7 16. Qc2 Bf6 17. Kh1 g6 18. Rg1 Kh8 19. Rg3 Qe7 20. Rag1 Bd7 21. Bd3 Ne8 22. Nf2 Ng7 23. Rh3 Kg8 24. Ne2 a6 25. Bc3 b5 26. b3 bxc4 27. bxc4 Rab8 28. Rhg3 Rb7 29. e4 Nh6 30. e5 dxe5 31. fxe5 Bxe5 32. Re3 Nf7 33. Bxe5 Nxe5 34. Qc3 Re8 35. Nf4 Qh4 36. N2h3 Ng4 37. Rxe8+ Bxe8 38. Be2 g5 39. Ne6 Nxe6 40. dxe6 Bc6+ 41. Bf3 Qxh3 0-1

[Event "Pula op"]
[Site "Pula"]
[Date "2009.07.02"]
[Round "7"]
[White "Nester, Ihor"]
[Black "Zierke, Oliver"]
[Result "0-1"]
[ECO "D34"]
[WhiteElo "2390"]
[BlackElo "2306"]
[PlyCount "70"]
[EventDate "2009.06.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CRO"]
[SourceTitle "CBM 131 Extra"]
[Source "ChessBase"]
[SourceDate "2009.09.03"]
[SourceVersion "2"]
[SourceVersionDate "2009.09.16"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 c5 3. c4 e6 4. cxd5 exd5 5. g3 Nc6 6. Bg2 Nf6 7. 0-0 Be7 8. Nc3 0-0 9. dxc5 Bxc5 10. b3 a6 11. Na4 Ba7 12. Ba3 Re8 13. Rc1 Ne4 14. Bb2 d4 15. Nd2 Nxf2 16. Rxf2 d3 17. Nc5 Bg4 18. Bf3 Bxf3 19. exf3 Qd5 20. Ba3 Nd4 21. Nde4 Nb5 22. Nc3 Qd4 23. Nxb5 axb5 24. Kg2 Rad8 25. Rd2 Re3 26. b4 h5 27. Qf1 h4 28. Ne4 Rxe4 29. fxe4 Qxe4+ 30. Kh3 Qe6+ 31. Kg2 h3+ 32. Kh1 Qe4+ 33. Rg2 d2 34. Rd1 hxg2+ 35. Qxg2 Qe1+ 0-1

[Event "Pula op"]
[Site "Pula"]
[Date "2009.07.01"]
[Round "6"]
[White "Zierke, Oliver"]
[Black "Simic, Milan"]
[Result "1-0"]
[ECO "D15"]
[WhiteElo "2306"]
[BlackElo "2140"]
[PlyCount "47"]
[EventDate "2009.06.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CRO"]
[SourceTitle "CBM 131 Extra"]
[Source "ChessBase"]
[SourceDate "2009.09.03"]
[SourceVersion "2"]
[SourceVersionDate "2009.09.16"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 a6 5. e3 b5 6. b3 Bg4 7. h3 Bh5 8. Be2 e6 9. 0-0 Bd6 10. Ne5 Bxe2 11. Qxe2 0-0 12. Bb2 Nfd7 13. Nf3 f5 14. Rac1 Ra7 15. Nb1 Qf6 16. Nbd2 g5 17. Ne1 Rf7 18. cxd5 exd5 19. Nd3 g4 20. hxg4 Qh6 21. f4 fxg4 22. Qxg4+ Rg7 23. Qf5 Bb4 24. Nxb4 1-0

[Event "Pula op"]
[Site "Pula"]
[Date "2009.06.30"]
[Round "5"]
[White "Ljubicic, Filip"]
[Black "Zierke, Oliver"]
[Result "1-0"]
[ECO "B89"]
[WhiteElo "2406"]
[BlackElo "2306"]
[PlyCount "101"]
[EventDate "2009.06.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CRO"]
[SourceTitle "CBM 131 Extra"]
[Source "ChessBase"]
[SourceDate "2009.09.03"]
[SourceVersion "2"]
[SourceVersionDate "2009.09.16"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Nc3 d6 4. d4 cxd4 5. Nxd4 Nf6 6. Bc4 e6 7. Bb3 Be7 8. Be3 0-0 9. Qe2 a6 10. 0-0-0 Qc7 11. g4 Nxd4 12. Rxd4 Nd7 13. g5 Nc5 14. h4 f5 15. exf5 Rxf5 16. Rf4 Nxb3+ 17. axb3 Qa5 18. Ra4 Qd8 19. Re1 Bd7 20. Re4 d5 21. Rf4 Qf8 22. Qd2 Bd6 23. Rd4 Rc8 24. Kb1 Be8 25. Rh1 Bh5 26. Rc1 Bg6 27. Ka2 Be5 28. Ra4 b5 29. Rxa6 Ra8 30. Rxa8 Qxa8+ 31. Kb1 Rf8 32. Bc5 Rc8 33. Qe3 Bxc3 34. Qxc3 Qa6 35. Qd4 Qc6 36. b4 Ra8 37. b3 Qa6 38. Qb2 Be4 39. Bd4 Qb7 40. h5 Qf7 41. h6 g6 42. Bc5 Qc7 43. Qf6 Qf7 44. Qe5 Rc8 45. Bd4 Qc7 46. Qh8+ Kf7 47. Qxh7+ Ke8 48. Qg8+ Kd7 49. Qf7+ Kc6 50. Qxc7+ Rxc7 51. Bg7 1-0

[Event "Pula op"]
[Site "Pula"]
[Date "2009.06.30"]
[Round "4"]
[White "Zierke, Oliver"]
[Black "Rukavina, Josip"]
[Result "1/2-1/2"]
[ECO "A42"]
[WhiteElo "2306"]
[BlackElo "2423"]
[PlyCount "72"]
[EventDate "2009.06.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CRO"]
[SourceTitle "CBM 131 Extra"]
[Source "ChessBase"]
[SourceDate "2009.09.03"]
[SourceVersion "2"]
[SourceVersionDate "2009.09.16"]
[SourceQuality "1"]

1. d4 d6 2. c4 g6 3. e4 Bg7 4. Nc3 e5 5. dxe5 dxe5 6. Qxd8+ Kxd8 7. f4 Nd7 8. Nf3 c6 9. Be2 Ke8 10. fxe5 Nxe5 11. Bf4 f6 12. Rd1 Nh6 13. Nxe5 fxe5 14. Bg3 Nf7 15. 0-0 Be6 16. Bh4 Rf8 17. b4 Nd8 18. b5 Rxf1+ 19. Kxf1 Bf8 20. Bf6 Nf7 21. bxc6 bxc6 22. Rb1 Nd6 23. c5 Nc4 24. Rb7 Bxc5 25. Rxh7 Ne3+ 26. Ke1 Nxg2+ 27. Kd2 Bd6 28. Rh8+ Bf8 29. Bxe5 Rd8+ 30. Kc1 Ne3 31. Bf6 Rd7 32. e5 Kf7 33. Rh7+ Ke8 34. Rh8 Kf7 35. Rh7+ Ke8 36. Rh8 Kf7 1/2-1/2

[Event "Pula op"]
[Site "Pula"]
[Date "2009.06.29"]
[Round "3"]
[White "Jankovic, Alojzije"]
[Black "Zierke, Oliver"]
[Result "0-1"]
[ECO "D32"]
[WhiteElo "2540"]
[BlackElo "2306"]
[PlyCount "20"]
[EventDate "2009.06.27"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "CRO"]
[SourceTitle "CBM 131 Extra"]
[Source "ChessBase"]
[SourceDate "2009.09.03"]
[SourceVersion "2"]
[SourceVersionDate "2009.09.16"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. Nf3 Nc6 6. Bf4 cxd4 7. Nxd4 Bb4 8. Ndb5 d4 9. Nc7+ Qxc7 10. Bxc7 dxc3 0-1

[Event "Schleswig Holstein-ch M 64th"]
[Site "Altenholz"]
[Date "2009.04.10"]
[Round "9"]
[White "Zeller, Joerg"]
[Black "Zierke, Oliver"]
[Result "1/2-1/2"]
[ECO "B24"]
[WhiteElo "2189"]
[BlackElo "2306"]
[PlyCount "52"]
[EventDate "2009.04.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 129 Extra"]
[Source "ChessBase"]
[SourceDate "2009.05.05"]
[SourceVersion "2"]
[SourceVersionDate "2009.05.20"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. g3 e6 4. Bg2 Nf6 5. Nge2 Be7 6. 0-0 0-0 7. d4 cxd4 8. Nxd4 d5 9. exd5 exd5 10. h3 Qb6 11. Nxc6 bxc6 12. Na4 Qa5 13. b3 Bf5 14. Bd2 Qa6 15. g4 Bg6 16. Be3 Rfe8 17. Re1 h5 18. f3 hxg4 19. hxg4 Rad8 20. Qd4 Ra8 21. c3 Nd7 22. Bf2 Nf6 23. Bf1 Qb7 24. Re2 a5 25. Rae1 Bd6 26. c4 Bb4 1/2-1/2

[Event "Schleswig Holstein-ch M 64th"]
[Site "Altenholz"]
[Date "2009.04.09"]
[Round "8"]
[White "Zierke, Oliver"]
[Black "Krause, Ullrich"]
[Result "1/2-1/2"]
[ECO "A87"]
[WhiteElo "2306"]
[BlackElo "2301"]
[PlyCount "59"]
[EventDate "2009.04.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 129 Extra"]
[Source "ChessBase"]
[SourceDate "2009.05.05"]
[SourceVersion "2"]
[SourceVersionDate "2009.05.20"]
[SourceQuality "1"]

1. d4 f5 2. Nf3 Nf6 3. c4 g6 4. g3 Bg7 5. Bg2 0-0 6. 0-0 d6 7. Nc3 c6 8. d5 Qe8 9. Rb1 Bd7 10. b4 Na6 11. dxc6 bxc6 12. a3 Nc7 13. Bb2 Ne6 14. Qc2 f4 15. Ne4 Nxe4 16. Qxe4 Bxb2 17. Rxb2 c5 18. b5 Rb8 19. a4 g5 20. Bh3 Rf6 21. Qd5 h6 22. a5 Kh8 23. a6 Rb6 24. Rd2 Nf8 25. Bxd7 Nxd7 26. g4 Qg8 27. Qd3 Qe6 28. h3 Rb8 29. Rc1 Nb6 30. Kh2 1/2-1/2

[Event "Schleswig Holstein-ch M 64th"]
[Site "Altenholz"]
[Date "2009.04.08"]
[Round "7"]
[White "Hein, Andreas"]
[Black "Zierke, Oliver"]
[Result "1/2-1/2"]
[ECO "A06"]
[WhiteElo "2200"]
[BlackElo "2306"]
[PlyCount "22"]
[EventDate "2009.04.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 129 Extra"]
[Source "ChessBase"]
[SourceDate "2009.05.05"]
[SourceVersion "2"]
[SourceVersionDate "2009.05.20"]
[SourceQuality "1"]

1. Nf3 d5 2. b3 Nf6 3. Bb2 Bg4 4. e3 e6 5. Be2 Bd6 6. Ne5 Bxe2 7. Qxe2 0-0 8. 0-0 Nbd7 9. f4 c6 10. Rf3 Ne8 11. Rh3 Bxe5 1/2-1/2

[Event "Schleswig Holstein-ch M 64th"]
[Site "Altenholz"]
[Date "2009.04.08"]
[Round "6"]
[White "Zierke, Oliver"]
[Black "Jochens, Arne"]
[Result "1/2-1/2"]
[ECO "E94"]
[WhiteElo "2306"]
[BlackElo "2259"]
[PlyCount "87"]
[EventDate "2009.04.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 129 Extra"]
[Source "ChessBase"]
[SourceDate "2009.05.05"]
[SourceVersion "2"]
[SourceVersionDate "2009.05.20"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 0-0 5. e4 d6 6. Be2 e5 7. 0-0 Na6 8. Re1 c6 9. Bf1 Bg4 10. d5 cxd5 11. cxd5 Ne8 12. h3 Bc8 13. Bd2 f5 14. Rc1 f4 15. Be2 Rf7 16. a3 Bf8 17. b4 h5 18. Nh2 Nf6 19. Rf1 Rh7 20. Be1 g5 21. f3 Be7 22. Bf2 Rg7 23. Qd3 g4 24. fxg4 hxg4 25. hxg4 Nc7 26. a4 Nce8 27. Nb5 a6 28. Na3 Bxg4 29. Nxg4 Nxg4 30. Bxg4 Rxg4 31. Qh3 Nf6 32. Nc4 Kf7 33. Bb6 Qd7 34. Ne3 Rg3 35. Qh4 Rag8 36. Rc7 Qxc7 37. Bxc7 fxe3 38. Qh7+ Ke8 39. Qf5 Rxg2+ 40. Kh1 R2g5 41. Qc8+ Kf7 42. Qe6+ Ke8 43. Qc8+ Kf7 44. Qe6+ 1/2-1/2

[Event "Schleswig Holstein-ch M 64th"]
[Site "Altenholz"]
[Date "2009.04.07"]
[Round "5"]
[White "Feuerstack, Aljoscha"]
[Black "Zierke, Oliver"]
[Result "1-0"]
[ECO "B63"]
[WhiteElo "2345"]
[BlackElo "2306"]
[PlyCount "81"]
[EventDate "2009.04.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 129 Extra"]
[Source "ChessBase"]
[SourceDate "2009.05.05"]
[SourceVersion "2"]
[SourceVersionDate "2009.05.20"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 e6 7. Qd2 Be7 8. 0-0-0 0-0 9. f3 a6 10. h4 Nxd4 11. Qxd4 b5 12. Kb1 Bb7 13. g4 Rc8 14. Bd3 Nd7 15. Bxe7 Qxe7 16. Be2 Rc6 17. g5 f5 18. exf5 Rxf5 19. Rhf1 d5 20. f4 b4 21. Ne4 Nf8 22. Ng3 Rf7 23. Bh5 g6 24. Bg4 Qc7 25. Qd2 Rc4 26. Ne2 a5 27. b3 Rc5 28. Nd4 Bc8 29. Rde1 Qd6 30. Rf2 Bd7 31. Re5 Rc3 32. Rf3 Qc5 33. Rf1 a4 34. Rfe1 axb3 35. cxb3 Bb5 36. Nxe6 Nxe6 37. Bxe6 Bd3+ 38. Ka1 Rxb3 39. Bxf7+ Kg7 40. Rxd5 Qa7 41. Rxd3 1-0

[Event "Schleswig Holstein-ch M 64th"]
[Site "Altenholz"]
[Date "2009.04.06"]
[Round "3"]
[White "Voelzke, Ferdinand"]
[Black "Zierke, Oliver"]
[Result "0-1"]
[ECO "A14"]
[WhiteElo "2242"]
[BlackElo "2306"]
[PlyCount "90"]
[EventDate "2009.04.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 129 Extra"]
[Source "ChessBase"]
[SourceDate "2009.05.05"]
[SourceVersion "2"]
[SourceVersionDate "2009.05.20"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 Nf6 3. Bg2 c5 4. 0-0 Nc6 5. c4 e6 6. b3 Be7 7. Bb2 0-0 8. e3 Re8 9. Qe2 b6 10. Rd1 Ba6 11. d3 Qc7 12. Nc3 Rad8 13. Rac1 Qb8 14. a4 d4 15. Nb1 e5 16. e4 Bc8 17. Nbd2 a6 18. Ra1 Bd7 19. Kh1 Qc7 20. Rdb1 Rb8 21. Bc1 Rb7 22. Nh4 g6 23. Nf1 b5 24. axb5 axb5 25. f4 Reb8 26. cxb5 Rxb5 27. fxe5 Nxe5 28. Nf5 gxf5 29. Bf4 fxe4 30. dxe4 Bd6 31. Nd2 Be6 32. Rf1 Bg4 33. Qf2 Nd3 34. Qg1 Ne5 35. Ra6 R5b6 36. Rfa1 Rxa6 37. Rxa6 Be2 38. Rxd6 Qxd6 39. Qf2 Bb5 40. Nf3 Nfg4 41. Qb2 f6 42. Bh3 h5 43. Nh4 Ra8 44. Bxg4 hxg4 45. h3 Qa6 0-1

[Event "Schleswig Holstein-ch M 64th"]
[Site "Altenholz"]
[Date "2009.04.06"]
[Round "4"]
[White "Zierke, Oliver"]
[Black "Menzel, Ralf"]
[Result "1-0"]
[ECO "A46"]
[WhiteElo "2306"]
[BlackElo "2260"]
[PlyCount "61"]
[EventDate "2009.04.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 129 Extra"]
[Source "ChessBase"]
[SourceDate "2009.05.05"]
[SourceVersion "2"]
[SourceVersionDate "2009.05.20"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. Bg5 h6 4. Bh4 b6 5. e3 Bb7 6. Bd3 d6 7. 0-0 g5 8. Bg3 Nbd7 9. Nbd2 Bg7 10. c3 Qe7 11. a4 a5 12. e4 Nh5 13. Nc4 Nxg3 14. fxg3 e5 15. Ne3 Bf6 16. Nf5 Qf8 17. Qe2 h5 18. Bb5 c6 19. Bc4 exd4 20. cxd4 Kd8 21. Rac1 g4 22. Nd2 c5 23. e5 Nxe5 24. dxe5 Bxe5 25. Ne4 Kc7 26. Nfxd6 Bd4+ 27. Kh1 h4 28. Rxf7+ Qxf7 29. Nxf7 Rhe8 30. Nfd6 Bxe4 31. Nxe4 1-0

[Event "Schleswig Holstein-ch M 64th"]
[Site "Altenholz"]
[Date "2009.04.05"]
[Round "2"]
[White "Zierke, Oliver"]
[Black "Krumbke, Lars"]
[Result "1-0"]
[ECO "D45"]
[WhiteElo "2306"]
[BlackElo "2024"]
[PlyCount "111"]
[EventDate "2009.04.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 129 Extra"]
[Source "ChessBase"]
[SourceDate "2009.05.05"]
[SourceVersion "2"]
[SourceVersionDate "2009.05.20"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nf3 e6 4. Nc3 Nf6 5. e3 Nbd7 6. Qc2 Bd6 7. b3 0-0 8. Be2 Re8 9. 0-0 Qe7 10. Rd1 b6 11. Bb2 Bb7 12. Rac1 Rad8 13. Bd3 e5 14. cxd5 cxd5 15. dxe5 Nxe5 16. Nxe5 Qxe5 17. g3 Qh5 18. Be2 Ng4 19. Bxg4 Qxg4 20. Rd4 Qf3 21. Qd1 Qxd1+ 22. Rdxd1 Be5 23. Na4 Bxb2 24. Nxb2 Rc8 25. Nd3 Rxc1 26. Rxc1 Rc8 27. Rxc8+ Bxc8 28. Nb4 Bb7 29. Kf1 Kf8 30. Ke2 Ke7 31. Kd3 a5 32. Nc2 Ba6+ 33. Kd4 Kd6 34. Na3 f6 35. Nb1 Bf1 36. Nc3 Bg2 37. Ne2 g5 38. h4 h6 39. f4 Bf1 40. fxg5 fxg5 41. hxg5 hxg5 42. Nc3 Bg2 43. e4 dxe4 44. Nxe4+ Bxe4 45. Kxe4 Ke6 46. g4 b5 47. a3 b4 48. a4 Kd6 49. Kf5 Kd5 50. Kxg5 Kd4 51. Kf4 Kc3 52. g5 Kxb3 53. g6 Kxa4 54. g7 b3 55. g8Q b2 56. Qa2+ 1-0

[Event "Schleswig Holstein-ch M 64th"]
[Site "Altenholz"]
[Date "2009.04.04"]
[Round "1"]
[White "Homuth, Manfred"]
[Black "Zierke, Oliver"]
[Result "1/2-1/2"]
[ECO "B63"]
[WhiteElo "2148"]
[BlackElo "2306"]
[PlyCount "119"]
[EventDate "2009.04.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 129 Extra"]
[Source "ChessBase"]
[SourceDate "2009.05.05"]
[SourceVersion "2"]
[SourceVersionDate "2009.05.20"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 e6 7. Qd2 Be7 8. 0-0-0 0-0 9. Nb3 Qb6 10. f3 Rd8 11. Be3 Qc7 12. Qf2 d5 13. exd5 Nxd5 14. Nxd5 Rxd5 15. Rxd5 exd5 16. g4 Be6 17. Kb1 Rc8 18. Bd3 d4 19. Bd2 Rd8 20. Re1 a5 21. Nc1 Nb4 22. h4 Nxd3 23. Nxd3 Rc8 24. Bg5 Bd6 25. Qxd4 h6 26. Be3 Qxc2+ 27. Ka1 Qc4 28. Qxc4 Rxc4 29. Rc1 Rxc1+ 30. Bxc1 Bc4 31. Nf4 a4 32. Be3 f6 33. a3 Kf7 34. Kb1 Be5 35. Kc2 Bb3+ 36. Kc1 Bc4 37. Kc2 Bd6 38. Kd2 Bb5 39. Ke1 Be5 40. Bc1 Bc4 41. Ne2 Ke6 42. f4 Bxe2 43. fxe5 Bxg4 44. exf6 Kxf6 45. Kf2 Kf5 46. Kg3 Bd1 47. Bd2 Bc2 48. Bc3 g6 49. Bg7 h5 50. Bh6 Ke4 51. Bg5 b6 52. Bd8 b5 53. Bf6 Bb3 54. Be7 Kd3 55. Kf4 Bc2 56. Kg5 Kc4 57. Bf6 b4 58. axb4 Kxb4 59. Be5 Kc4 60. Bf6 1/2-1/2

