[Event "Niedersachsen-ch op-A"]
[Site "Verden an der Aller"]
[Date "2020.01.05"]
[Round "7"]
[White "Reichelt, Ole"]
[Black "Gruender, Michael"]
[Result "1/2-1/2"]
[ECO "D05"]
[WhiteElo "1923"]
[BlackElo "1902"]
[PlyCount "20"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 e6 2. Nf3 Nf6 3. Nbd2 d5 4. e3 c5 5. b3 cxd4 6. exd4 Bb4 7. Bd3 Bc3 8. Rb1 Nc6 9. Bb2 Qa5 10. Qc1 Ne4 1/2-1/2

[Event "Niedersachsen-ch op-A"]
[Site "Verden an der Aller"]
[Date "2020.01.04"]
[Round "6"]
[White "Gruender, Michael"]
[Black "Rossberg, Jonathan"]
[Result "1-0"]
[ECO "E16"]
[WhiteElo "1902"]
[BlackElo "1834"]
[PlyCount "87"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 b6 3. g3 Bb7 4. Bg2 e6 5. 0-0 d5 6. Ne5 Nbd7 7. Qa4 Bd6 8. d4 0-0 9. Nxd7 Nxd7 10. Nc3 c6 11. e4 dxc4 12. Qxc4 Qc8 13. Rd1 e5 14. Bh3 Ba6 15. Qb3 Rd8 16. Bg5 Qc7 17. Bxd8 Rxd8 18. Rac1 h5 19. Rd2 h4 20. Qd1 hxg3 21. hxg3 exd4 22. Nd5 Qb8 23. Rxc6 Bxg3 24. Rxd4 Bd6 25. Bxd7 Bc5 26. Rxc5 bxc5 27. Rd2 Rxd7 28. Nf6+ gxf6 29. Qg4+ Kf8 30. Qxd7 Qf4 31. Qd6+ Qxd6 32. Rxd6 Bc4 33. b3 Ke7 34. Rc6 Bd3 35. Rxc5 Bxe4 36. Ra5 Kd6 37. Rxa7 Bd5 38. Kf1 Kc6 39. Ke1 Kb5 40. Kd2 Kb4 41. Kc2 Be4+ 42. Kb2 Bd5 43. a3+ Kb5 44. Kc3 1-0

[Event "Niedersachsen-ch op-A"]
[Site "Verden an der Aller"]
[Date "2020.01.04"]
[Round "5"]
[White "Richter, Stefan Vu"]
[Black "Gruender, Michael"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1779"]
[BlackElo "1902"]
[PlyCount "68"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. a3 d5 2. e3 e5 3. b4 Nf6 4. Bb2 Bd6 5. h3 0-0 6. c4 c6 7. Qc2 Re8 8. c5 Bc7 9. Nc3 Nbd7 10. Nge2 Nf8 11. d4 Ng6 12. 0-0-0 Bd7 13. g4 Qc8 14. Bg2 Nh4 15. Rdg1 h5 16. dxe5 Bxe5 17. f4 Bc7 18. Nd1 Ne4 19. gxh5 Bf5 20. Bxe4 Rxe4 21. Rxg7+ Kf8 22. Rhg1 Ke7 23. Nd4 Rxd4 24. Qf2 Rc4+ 25. Bc3 Qe6 26. Qxh4+ Kd7 27. Kb2 Bd8 28. Qf2 Bf6 29. R7g2 a5 30. Kb3 d4 31. Kb2 dxc3+ 32. Kc1 axb4 33. Re1 Qe4 34. Qa2 Rxa3 0-1

[Event "Niedersachsen-ch op-A"]
[Site "Verden an der Aller"]
[Date "2020.01.03"]
[Round "4"]
[White "Gruender, Michael"]
[Black "Bieler, Janek"]
[Result "1/2-1/2"]
[ECO "D75"]
[WhiteElo "1902"]
[BlackElo "1803"]
[PlyCount "25"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 c5 3. g3 g6 4. Bg2 Bg7 5. 0-0 0-0 6. Nc3 d5 7. cxd5 Nxd5 8. d4 cxd4 9. Nxd4 Nxc3 10. bxc3 Nc6 11. Be3 Qc7 12. Qa4 Bd7 13. Nxc6 1/2-1/2

[Event "Niedersachsen-ch op-A"]
[Site "Verden an der Aller"]
[Date "2020.01.03"]
[Round "3"]
[White "Poelig, Juergen"]
[Black "Gruender, Michael"]
[Result "1-0"]
[ECO "A05"]
[WhiteElo "1846"]
[BlackElo "1902"]
[PlyCount "43"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 c5 3. Bg2 Nc6 4. 0-0 g6 5. d3 Bg7 6. e4 0-0 7. c3 Rb8 8. Re1 b5 9. Be3 d6 10. h3 b4 11. Nbd2 Qa5 12. Nc4 Qa6 13. Nfd2 Nd7 14. Qc2 Nde5 15. Nxe5 Nxe5 16. Bf1 Nd7 17. d4 Qc6 18. d5 Qc7 19. f4 Nb6 20. cxb4 Nd7 21. b5 Qa5 22. a4 1-0

[Event "Niedersachsen-ch op-A"]
[Site "Verden an der Aller"]
[Date "2020.01.02"]
[Round "2"]
[White "Gruender, Michael"]
[Black "Kiesel, Harald"]
[Result "0-1"]
[ECO "D34"]
[WhiteElo "1902"]
[BlackElo "2042"]
[PlyCount "92"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 e6 3. g3 Nf6 4. Bg2 c5 5. cxd5 exd5 6. d4 Nc6 7. Nc3 Be7 8. 0-0 0-0 9. Bg5 c4 10. Ne5 Be6 11. b3 Qa5 12. Rc1 Bb4 13. Nxc6 bxc6 14. Bxf6 gxf6 15. Qc2 Rac8 16. bxc4 dxc4 17. Rfd1 Rfd8 18. e4 Kg7 19. d5 cxd5 20. exd5 Bg4 21. Rd4 Bh5 22. Ne4 c3 23. Bh3 Rb8 24. Nxc3 Bxc3 25. Qxc3 Rxd5 26. Qxa5 Rxa5 27. a4 Rb2 28. Bg4 Bg6 29. h4 Ra2 30. Rcc4 Bc2 31. Bd7 Re5 32. Kg2 h5 33. Bc6 Bb3 34. Rb4 Be6 35. Bf3 a5 36. Rb5 Kg6 37. Re4 Rxb5 38. axb5 Rb2 39. Rd4 Rxb5 40. Rd8 Rc5 41. Rg8+ Kh7 42. Ra8 Kg7 43. Be4 Bb3 44. Kf3 a4 45. Ke3 Rc1 46. Ra5 Ra1 0-1

[Event "Niedersachsen-ch"]
[Site "Verden an der Aller"]
[Date "2020.01.02"]
[Round "1"]
[White "Lau, Udo"]
[Black "Gruender, Michael"]
[Result "1-0"]
[ECO "A47"]
[WhiteElo "2166"]
[BlackElo "1902"]
[PlyCount "58"]
[EventDate "2020.01.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. d4 e6 2. Nf3 Nf6 3. Bf4 c5 4. e3 b6 5. Be2 Bb7 6. 0-0 cxd4 7. exd4 d6 8. Nbd2 a6 9. h3 Be7 10. Re1 0-0 11. c3 Nbd7 12. a4 Re8 13. Qc2 Qc7 14. Rad1 Nf8 15. Bh2 Ng6 16. Bd3 Rac8 17. Ne4 Nd5 18. Qd2 Qc6 19. c4 Nf6 20. Nc3 Bf8 21. b3 Ba8 22. Rc1 d5 23. Bxg6 hxg6 24. cxd5 Nxd5 25. Ne2 Qb7 26. Rxc8 Rxc8 27. Rc1 Rxc1+ 28. Qxc1 Qc6 29. Qxc6 Bxc6 1-0

[Event "Erfurt op-A 29th"]
[Site "Erfurt"]
[Date "2019.12.30"]
[Round "8"]
[White "Geisshirt, Marco"]
[Black "Gruender, Michael"]
[Result "1/2-1/2"]
[ECO "C00"]
[WhiteElo "2022"]
[BlackElo "1902"]
[PlyCount "45"]
[EventDate "2019.12.26"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "GER"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]

1. e4 e6 2. Nf3 d5 3. e5 c5 4. b4 b6 5. a3 f6 6. Bb2 Nd7 7. Bb5 a6 8. Bc6 Ra7 9. 0-0 Ne7 10. exf6 Nxc6 11. fxg7 Rg8 12. gxf8Q+ Nxf8 13. bxc5 bxc5 14. d4 Qf6 15. Ne5 Nxe5 16. dxe5 Qf5 17. Qd3 Rag7 18. g3 Qh3 19. Re1 h5 20. Nd2 h4 21. Qf1 Qf5 22. Qd3 Qh3 23. Qf1 1/2-1/2

[Event "Erfurt op-A 29th"]
[Site "Erfurt"]
[Date "2019.12.29"]
[Round "7"]
[White "Bonnelykke, Ole"]
[Black "Gruender, Michael"]
[Result "1/2-1/2"]
[ECO "C03"]
[WhiteElo "2059"]
[BlackElo "1902"]
[PlyCount "68"]
[EventDate "2019.12.26"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "GER"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Be7 4. Bd3 c5 5. c3 cxd4 6. cxd4 Nc6 7. Ne2 dxe4 8. Nxe4 Nf6 9. 0-0 0-0 10. a3 Nxd4 11. b4 Nxe4 12. Bxe4 Bf6 13. Rb1 e5 14. Nxd4 exd4 15. Qd3 g6 16. Bh6 Re8 17. Rbc1 Qb6 18. f4 Bd7 19. Rc5 Rac8 20. f5 g5 21. h4 Rxc5 22. bxc5 Qb5 23. Qf3 Bc6 24. Bxc6 Qxc6 25. Rb1 Qxf3 26. gxf3 d3 27. Rd1 Rd8 28. Bxg5 Bxg5 29. hxg5 Rd5 30. Kf2 Rxf5 31. Rxd3 Rxg5 32. Rc3 Re5 33. f4 Re7 34. c6 bxc6 1/2-1/2

[Event "Erfurt op-A 29th"]
[Site "Erfurt"]
[Date "2019.12.29"]
[Round "6"]
[White "Gruender, Michael"]
[Black "Arnhold, Steffi"]
[Result "1/2-1/2"]
[ECO "E05"]
[WhiteElo "1902"]
[BlackElo "2018"]
[PlyCount "78"]
[EventDate "2019.12.26"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "GER"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. 0-0 0-0 6. d4 dxc4 7. Qc2 a6 8. Qxc4 b5 9. Qc2 Bb7 10. Bd2 Nbd7 11. Ba5 Rc8 12. Rd1 Qe8 13. b4 Nb6 14. Nbd2 Nfd5 15. a3 Na4 16. Rac1 f5 17. Qb3 Bd6 18. Ne5 Bxe5 19. dxe5 Qf7 20. e4 fxe4 21. Nxe4 Ndc3 22. Rxc3 Nxc3 23. Qxc3 Bxe4 24. Bxe4 Qxf2+ 25. Kh1 Rcd8 26. Rg1 Rd2 27. Bg2 Rc2 28. Qd3 Re2 29. Qd1 Rd2 30. Qe1 Rc2 31. Qd1 h6 32. Qd7 Re2 33. Qd1 Rd2 34. Qe1 Rc2 35. Qd1 Kh8 36. Qd7 Re2 37. Qd1 Rc2 38. Qd7 Re2 39. Qd1 Rc2 1/2-1/2

[Event "Erfurt op-A 29th"]
[Site "Erfurt"]
[Date "2019.12.28"]
[Round "5"]
[White "Berberich, Christoph"]
[Black "Gruender, Michael"]
[Result "1/2-1/2"]
[ECO "C01"]
[WhiteElo "1988"]
[BlackElo "1902"]
[PlyCount "60"]
[EventDate "2019.12.26"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "GER"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]

1. d4 e6 2. e4 d5 3. exd5 exd5 4. Nf3 Bd6 5. c4 Nf6 6. c5 Be7 7. Bd3 b6 8. cxb6 axb6 9. Ne5 0-0 10. Nc3 c5 11. Be3 Bd6 12. Nf3 Re8 13. 0-0 Nc6 14. h3 h6 15. Nb5 Ba6 16. Nxd6 Qxd6 17. b3 c4 18. bxc4 dxc4 19. Be2 Nd5 20. Qc1 b5 21. a4 b4 22. Bxc4 Bxc4 23. Qxc4 Nxe3 24. fxe3 Rxe3 25. Ne5 Nxe5 26. dxe5 Qe7 27. Rf4 b3 28. Raf1 Rf8 29. a5 Rxe5 30. Qxb3 Rxa5 1/2-1/2

[Event "Erfurt op-A 29th"]
[Site "Erfurt"]
[Date "2019.12.28"]
[Round "4"]
[White "Gruender, Michael"]
[Black "Hoehn, Michael"]
[Result "1/2-1/2"]
[ECO "D75"]
[WhiteElo "1902"]
[BlackElo "2018"]
[PlyCount "57"]
[EventDate "2019.12.26"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "GER"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 0-0 5. 0-0 c5 6. Nc3 d5 7. cxd5 Nxd5 8. d4 cxd4 9. Nxd4 Nxc3 10. bxc3 a6 11. Be3 Qc7 12. Qc1 Nd7 13. Rb1 Rb8 14. Qa3 e5 15. Nc2 Re8 16. Nb4 Nf6 17. Nd5 Nxd5 18. Bxd5 Bf8 19. Qb3 b5 20. a4 Bf5 21. Ra1 Be6 22. Bxe6 Rxe6 23. Rfb1 Rc6 24. Qd5 Rd8 25. Qf3 bxa4 26. Rxa4 Qd7 27. Kg2 Rxc3 28. Rxa6 Qd5 29. Qxd5 1/2-1/2

[Event "Erfurt op-A 29th"]
[Site "Erfurt"]
[Date "2019.12.27"]
[Round "3"]
[White "Easwaralingam, Adesh"]
[Black "Gruender, Michael"]
[Result "1-0"]
[ECO "C03"]
[WhiteElo "2045"]
[BlackElo "1902"]
[PlyCount "35"]
[EventDate "2019.12.26"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "GER"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Be7 4. e5 c5 5. c3 Nc6 6. Ndf3 Bd7 7. Bd3 cxd4 8. cxd4 Qb6 9. Ne2 Nb4 10. Bb1 Bb5 11. Nc3 Ba6 12. a3 Nc6 13. Ba2 Rc8 14. Na4 Qc7 15. Bd2 f6 16. Rc1 b6 17. b4 Qb8 18. Nb2 1-0

[Event "Erfurt op-A 29th"]
[Site "Erfurt"]
[Date "2019.12.27"]
[Round "2"]
[White "Gruender, Michael"]
[Black "Reitz, Philipp"]
[Result "0-1"]
[ECO "E60"]
[WhiteElo "1902"]
[BlackElo "2068"]
[PlyCount "78"]
[EventDate "2019.12.26"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "GER"]
[SourceTitle "CBM 194 Extra"]
[Source "ChessBase"]
[SourceDate "2020.03.31"]
[SourceVersion "1"]
[SourceVersionDate "2020.03.31"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. b4 Bg7 4. Bb2 0-0 5. e3 d6 6. d4 c6 7. Be2 Nbd7 8. 0-0 Qc7 9. Qb3 e5 10. Nc3 Re8 11. a4 a5 12. b5 e4 13. Nd2 Nf8 14. Rac1 h5 15. Nd1 h4 16. f3 h3 17. Nxe4 Nxe4 18. fxe4 hxg2 19. Kxg2 Rxe4 20. Nf2 Rh4 21. e4 Ne6 22. Qg3 Nf4+ 23. Kh1 Qe7 24. Rce1 c5 25. Bg4 Qg5 26. Bc1 Bxg4 27. Bxf4 Bf3+ 28. Qxf3 Rxf4 29. Qg3 Qxg3 30. hxg3 Rf3 31. Kg2 Ra3 32. e5 dxe5 33. dxc5 Rxa4 34. Rc1 Ra2 35. Ra1 Rxa1 36. Rxa1 e4 37. Ra2 f5 38. Nh3 Bh6 39. Kf2 Kf7 0-1

[Event "Niedersachsen-ch op-B"]
[Site "Verden"]
[Date "2017.01.08"]
[Round "7"]
[White "Colbow, Collin"]
[Black "Gruender, Michael"]
[Result "1/2-1/2"]
[ECO "B06"]
[WhiteElo "1890"]
[BlackElo "2005"]
[PlyCount "26"]
[EventDate "2017.01.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. f4 a6 5. Nf3 b5 6. Bd3 Nd7 7. e5 Nh6 8. 0-0 0-0 9. Qe1 e6 10. h3 c5 11. exd6 cxd4 12. Ne4 Qb6 13. Ne5 Nf5 1/2-1/2

[Event "Niedersachsen-ch op-B"]
[Site "Verden"]
[Date "2017.01.07"]
[Round "6"]
[White "Gruender, Michael"]
[Black "Freitag, Christian"]
[Result "1/2-1/2"]
[ECO "E17"]
[WhiteElo "2005"]
[BlackElo "1839"]
[PlyCount "33"]
[EventDate "2017.01.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 e6 3. g3 b6 4. Bg2 Bb7 5. 0-0 Be7 6. Nc3 0-0 7. Re1 d5 8. cxd5 exd5 9. d4 Re8 10. Bf4 Nh5 11. Bd2 f5 12. Ne5 Nf6 13. Rc1 c6 14. Qb3 Bd6 15. Bf4 Bxe5 16. Bxe5 Nbd7 17. Bxf6 1/2-1/2

[Event "Niedersachsen-ch op-B"]
[Site "Verden"]
[Date "2017.01.07"]
[Round "5"]
[White "Moenster, Madita"]
[Black "Gruender, Michael"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "1766"]
[BlackElo "2005"]
[PlyCount "49"]
[EventDate "2017.01.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. f4 a6 5. Nf3 b5 6. Bd3 Nd7 7. e5 Bb7 8. Be4 Qb8 9. 0-0 b4 10. Bxb7 Qxb7 11. Ne2 e6 12. Ng3 Ne7 13. a3 0-0 14. Qd3 d5 15. axb4 Qxb4 16. Rxa6 c5 17. c3 Qb7 18. Rxa8 Rxa8 19. Be3 Ra2 20. Rb1 c4 21. Qd2 Nb6 22. Qc1 Na4 23. Ra1 Rxb2 24. Nd2 Qb5 25. Rxa4 1-0

[Event "Niedersachsen-ch op-B"]
[Site "Verden"]
[Date "2017.01.06"]
[Round "4"]
[White "Gruender, Michael"]
[Black "Harms, Friedjof"]
[Result "1/2-1/2"]
[ECO "D75"]
[WhiteElo "2005"]
[BlackElo "1875"]
[PlyCount "30"]
[EventDate "2017.01.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 0-0 5. 0-0 c5 6. Nc3 d5 7. cxd5 Nxd5 8. d4 cxd4 9. Nxd4 Nxc3 10. bxc3 e5 11. Nb5 Qa5 12. a4 Rd8 13. Qc2 Bf5 14. e4 Be6 15. Be3 Nc6 1/2-1/2

[Event "Niedersachsen-ch op-B"]
[Site "Verden"]
[Date "2017.01.06"]
[Round "3"]
[White "Helmer, Jan"]
[Black "Gruender, Michael"]
[Result "1/2-1/2"]
[ECO "B06"]
[WhiteElo "1772"]
[BlackElo "2005"]
[PlyCount "64"]
[EventDate "2017.01.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. d4 g6 2. Nf3 Bg7 3. Nc3 d6 4. e4 a6 5. Be3 b5 6. h3 Bb7 7. a3 Nd7 8. g4 Ngf6 9. Nd2 c5 10. d5 Nb6 11. Bg2 e6 12. dxe6 fxe6 13. g5 Nfd7 14. f4 Qc7 15. 0-0 0-0-0 16. f5 exf5 17. exf5 Bxg2 18. Kxg2 gxf5 19. Rxf5 Ne5 20. Qh5 Qb7+ 21. Kh2 Nd5 22. Nxd5 Qxd5 23. Raf1 Qe6 24. Qe2 Rhf8 25. Rxf8 Rxf8 26. Rxf8+ Bxf8 27. Qf2 Bg7 28. Qg2 Kb8 29. Bf4 Qf5 30. Qe4 Qxe4 31. Nxe4 Kc7 32. b3 Kd7 1/2-1/2

[Event "Niedersachsen-ch op-B"]
[Site "Verden"]
[Date "2017.01.05"]
[Round "2"]
[White "Gruender, Michael"]
[Black "Lau, Udo"]
[Result "0-1"]
[ECO "A34"]
[WhiteElo "2005"]
[BlackElo "2163"]
[PlyCount "74"]
[EventDate "2017.01.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 c5 3. g3 Nc6 4. Bg2 e5 5. Nc3 d6 6. a3 Be6 7. d3 Be7 8. Rb1 a5 9. 0-0 0-0 10. Ne1 d5 11. cxd5 Nxd5 12. Nc2 Qd7 13. Ne3 Nxe3 14. fxe3 Rad8 15. Qa4 f5 16. Qb5 Kh8 17. Na4 e4 18. Nb6 Qd6 19. Rd1 Ne5 20. Bd2 Bg5 21. Bxa5 Bxe3+ 22. Kh1 exd3 23. exd3 Nxd3 24. Rxd3 Qxd3 25. Qxd3 Rxd3 26. Bxb7 c4 27. Na4 Rb8 28. Bc6 Rxa3 29. Bc7 Rbb3 30. Nc3 Ra7 31. Be5 Ra5 32. Bf4 Bxf4 33. gxf4 Kg8 34. Re1 Kf7 35. Re2 h6 36. Kg2 g5 37. Kf3 Ra2 0-1

[Event "Niedersachsen-ch op-B"]
[Site "Verden"]
[Date "2017.01.05"]
[Round "1"]
[White "Scheffner, Jarno"]
[Black "Gruender, Michael"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "1692"]
[BlackElo "2005"]
[PlyCount "64"]
[EventDate "2017.01.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. f4 a6 5. Nf3 b5 6. Be3 Bb7 7. Bd3 Nd7 8. Ne2 c5 9. c3 Ngf6 10. Nd2 0-0 11. f5 e6 12. fxe6 fxe6 13. Qb3 Qe7 14. dxc5 Nxc5 15. Bxc5 dxc5 16. c4 b4 17. 0-0 Rad8 18. Rad1 Ng4 19. Rxf8+ Qxf8 20. Nf3 Bh6 21. Rf1 Be3+ 22. Kh1 Nf2+ 23. Rxf2 Bxf2 24. a3 a5 25. Nc1 Be3 26. Ne2 Bh6 27. Bc2 Bc6 28. Ne5 Qd6 29. Qg3 Bg7 30. Nxc6 Qxc6 31. axb4 axb4 32. Qg5 Qd6 0-1

[Event "Niedersachsen-ch op"]
[Site "Verden"]
[Date "2016.01.06"]
[Round "7"]
[White "Schwetje, Siegfried"]
[Black "Gruender, Michael"]
[Result "0-1"]
[ECO "A42"]
[WhiteElo "1900"]
[BlackElo "2016"]
[PlyCount "28"]
[EventDate "2016.01.03"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 g6 2. c4 Bg7 3. Nc3 d6 4. e4 Nc6 5. Be3 e5 6. d5 Nd4 7. Nge2 Bg4 8. Qd3 Bxe2 9. Bxe2 c5 10. dxc6 bxc6 11. 0-0 Ne7 12. b4 0-0 13. b5 Qa5 14. bxc6 Qxc3 0-1

[Event "Niedersachsen-ch op"]
[Site "Verden"]
[Date "2016.01.05"]
[Round "6"]
[White "Gruender, Michael"]
[Black "Graf, Lucas"]
[Result "1/2-1/2"]
[ECO "E69"]
[WhiteElo "2016"]
[BlackElo "1761"]
[PlyCount "62"]
[EventDate "2016.01.03"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 0-0 5. 0-0 d6 6. d4 Nbd7 7. Nc3 e5 8. e4 c6 9. h3 Qb6 10. Re1 Re8 11. dxe5 Nxe5 12. Nxe5 dxe5 13. Qc2 Be6 14. Bf1 Qc7 15. Be3 Red8 16. Red1 b6 17. a4 h6 18. Rxd8+ Rxd8 19. a5 Nd7 20. axb6 axb6 21. Ra6 Rb8 22. b4 Bf8 23. Qa4 Kh7 24. b5 cxb5 25. Qxb5 Nc5 26. Ra1 Bd7 27. Qb2 Bc6 28. f3 Qd7 29. Rd1 Qc7 30. Ra1 Qd7 31. Rd1 Qc7 1/2-1/2

[Event "Niedersachsen-ch op"]
[Site "Verden"]
[Date "2016.01.05"]
[Round "5"]
[White "Silber, Kevin"]
[Black "Gruender, Michael"]
[Result "1/2-1/2"]
[ECO "A41"]
[WhiteElo "1836"]
[BlackElo "2016"]
[PlyCount "44"]
[EventDate "2016.01.03"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nf3 d6 4. c4 Bg4 5. Be2 Nc6 6. d5 Bxf3 7. Bxf3 Nd4 8. Nc3 e5 9. Be3 c5 10. Qa4+ Kf8 11. Bd1 a6 12. Bxd4 exd4 13. Ne2 Nf6 14. Bc2 Qe7 15. f3 Bh6 16. b4 Nd7 17. Qb3 Bg7 18. Rb1 h5 19. a4 Kg8 20. b5 a5 21. Nc1 Ne5 22. 0-0 g5 1/2-1/2

[Event "Niedersachsen-ch op"]
[Site "Verden"]
[Date "2016.01.04"]
[Round "3"]
[White "Brunner, Wilken"]
[Black "Gruender, Michael"]
[Result "1/2-1/2"]
[ECO "A42"]
[WhiteElo "1756"]
[BlackElo "2016"]
[PlyCount "30"]
[EventDate "2016.01.03"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 g6 2. c4 Bg7 3. Nf3 d6 4. e4 Nd7 5. Nc3 e5 6. Be2 Nh6 7. h4 f6 8. h5 g5 9. dxe5 dxe5 10. Qc2 c6 11. Be3 Bf8 12. Rd1 Qc7 13. Na4 Ng4 14. Bd2 Nc5 15. Nh2 Nxh2 1/2-1/2

[Event "Niedersachsen-ch op"]
[Site "Verden"]
[Date "2016.01.04"]
[Round "4"]
[White "Gruender, Michael"]
[Black "Boehning, Kilian"]
[Result "0-1"]
[ECO "A88"]
[WhiteElo "2016"]
[BlackElo "2050"]
[PlyCount "34"]
[EventDate "2016.01.03"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. Nf3 g6 2. c4 Bg7 3. Nc3 d6 4. g3 f5 5. Bg2 Nf6 6. d4 0-0 7. 0-0 c6 8. Re1 Nh5 9. h3 Nd7 10. e4 e5 11. exf5 gxf5 12. c5 exd4 13. Nxd4 Nxc5 14. Nxc6 bxc6 15. Qxh5 d5 16. Bg5 Bf6 17. Bxf6 Qxf6 0-1

[Event "Niedersachsen-ch op"]
[Site "Verden"]
[Date "2016.01.03"]
[Round "1"]
[White "Eilert, Marius"]
[Black "Gruender, Michael"]
[Result "0-1"]
[ECO "A26"]
[WhiteElo "1818"]
[BlackElo "2016"]
[PlyCount "74"]
[EventDate "2016.01.03"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. c4 g6 2. g3 Bg7 3. Bg2 d6 4. Nc3 e5 5. d3 Nh6 6. e4 Nc6 7. Nge2 0-0 8. f3 f5 9. Be3 g5 10. Qd2 Nf7 11. 0-0-0 Nd4 12. h4 g4 13. f4 c6 14. Rhf1 Qa5 15. Kb1 a6 16. fxe5 dxe5 17. Bxd4 exd4 18. Nd5 Qd8 19. Ndf4 Ne5 20. Nh5 fxe4 21. Nxg7 e3 22. Qb4 Kxg7 23. Nxd4 Rf2 24. Qc3 Qf6 25. Ne2 Bf5 26. Nf4 Bg6 27. Be4 e2 28. Rfe1 exd1Q+ 29. Rxd1 Rd8 30. Re1 Re8 31. Qd4 Rxf4 32. gxf4 Qxf4 33. h5 Bxe4 34. Rxe4 Qf6 35. Rf4 Qg5 36. h6+ Kxh6 37. Qe3 Ng6 0-1

[Event "Niedersachsen-ch op"]
[Site "Verden"]
[Date "2016.01.03"]
[Round "2"]
[White "Gruender, Michael"]
[Black "Wittfoth, Kai Uwe"]
[Result "1/2-1/2"]
[ECO "E09"]
[WhiteElo "2016"]
[BlackElo "2140"]
[PlyCount "74"]
[EventDate "2016.01.03"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 e6 3. g3 Nf6 4. Bg2 Be7 5. 0-0 0-0 6. d4 c6 7. Qc2 Nbd7 8. Nbd2 Re8 9. e4 Nxe4 10. Nxe4 dxe4 11. Qxe4 Bf6 12. Rd1 a5 13. Be3 Qe7 14. Ne5 g6 15. Rab1 Bg7 16. h4 f6 17. Nf3 e5 18. g4 exd4 19. Qxe7 Rxe7 20. Bxd4 Nf8 21. Nh2 Be6 22. b3 Rd7 23. Bc3 a4 24. Bf3 f5 25. Bxg7 Kxg7 26. g5 axb3 27. axb3 Ra3 28. Kg2 h6 29. Be2 hxg5 30. hxg5 Rxd1 31. Bxd1 b5 32. Be2 Nd7 33. Nf3 b4 34. Nd4 Nc5 35. Bf3 Bd7 36. Bxc6 Bxc6+ 37. Nxc6 Nxb3 1/2-1/2

[Event "W-ch Disabled"]
[Site "Dresden"]
[Date "2015.10.24"]
[Round "7"]
[White "Gruender, Michael"]
[Black "Strzelecki, Jerzy"]
[Result "1/2-1/2"]
[ECO "A13"]
[WhiteElo "1999"]
[BlackElo "2063"]
[PlyCount "61"]
[EventDate "2015.10.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 168 Extra"]
[Source "ChessBase"]
[SourceDate "2015.10.29"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.29"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 e6 3. g3 a6 4. Bg2 b5 5. b3 c5 6. 0-0 Qb6 7. Nc3 Bb7 8. Re1 d6 9. d4 Be7 10. e4 0-0 11. e5 dxe5 12. dxe5 Rd8 13. Qc2 Ne8 14. Ne4 Nc6 15. Bd2 Rd7 16. Rac1 b4 17. Rcd1 Rad8 18. Bg5 h6 19. Bc1 Qc7 20. Bb2 a5 21. g4 Bf8 22. g5 h5 23. g6 Rxd1 24. Rxd1 Rxd1+ 25. Qxd1 fxg6 26. Neg5 Bc8 27. Qd3 Ne7 28. Nh4 Qd7 29. Be4 Qxd3 30. Bxd3 Nc7 31. Nxg6 1/2-1/2

[Event "W-ch Disabled"]
[Site "Dresden"]
[Date "2015.10.23"]
[Round "6"]
[White "Malyuga, Valentin"]
[Black "Gruender, Michael"]
[Result "1/2-1/2"]
[ECO "A41"]
[WhiteElo "2150"]
[BlackElo "1999"]
[PlyCount "108"]
[EventDate "2015.10.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 168 Extra"]
[Source "ChessBase"]
[SourceDate "2015.10.29"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.29"]
[SourceQuality "1"]

1. d4 g6 2. Nf3 Bg7 3. g3 d6 4. Bg2 Nd7 5. 0-0 e5 6. c4 Nh6 7. dxe5 dxe5 8. Nc3 0-0 9. Qc2 f6 10. b3 Nf7 11. Ba3 Re8 12. Rad1 c6 13. Rd2 Qa5 14. Bc1 Nf8 15. Rfd1 Bf5 16. Ne4 Ne6 17. Qc3 Qxc3 18. Nxc3 Nc5 19. Ne1 Bh6 20. e3 Rad8 21. Rxd8 Rxd8 22. Rxd8+ Nxd8 23. Ba3 Bf8 24. Bxc5 Bxc5 25. Ne4 Be7 26. f4 Bxe4 27. Bxe4 f5 28. Bg2 e4 29. g4 Bc5 30. Nc2 Ne6 31. gxf5 gxf5 32. Kf2 Kf7 33. Ke2 Be7 34. Bh3 Kg6 35. b4 Bf6 36. Kd2 b5 37. cxb5 cxb5 38. Na3 Nc7 39. Kc2 a6 40. Kb3 Nd5 41. Nc2 Bd8 42. a4 Bb6 43. axb5 axb5 44. Bf1 Nxe3 45. Bxb5 Nxc2 46. Be8+ Kf6 47. Kxc2 Be3 48. Kd1 Bxf4 49. h3 Bc7 50. Ke2 Bb6 51. Bc6 Kg5 52. Kf1 Kf4 53. Bd7 Ke5 54. Ke2 f4 1/2-1/2

[Event "W-ch Disabled"]
[Site "Dresden"]
[Date "2015.10.22"]
[Round "5"]
[White "Gruender, Michael"]
[Black "Mikhalionak, Alena"]
[Result "1-0"]
[ECO "E09"]
[WhiteElo "1999"]
[BlackElo "1617"]
[PlyCount "53"]
[EventDate "2015.10.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 168 Extra"]
[Source "ChessBase"]
[SourceDate "2015.10.29"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.29"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. 0-0 0-0 6. d4 c6 7. Qc2 Nbd7 8. Nbd2 Re8 9. e4 dxe4 10. Nxe4 Nxe4 11. Qxe4 Nf6 12. Qc2 h6 13. Rd1 Bd7 14. Bf4 Rc8 15. Ne5 Nh5 16. Be3 Nf6 17. g4 Bd6 18. Qe2 Bxe5 19. dxe5 Nh7 20. Bxa7 Qe7 21. Be3 Rcd8 22. a3 g5 23. b4 f6 24. Bb6 Rb8 25. Qd3 Bc8 26. Qg6+ Kh8 27. Bc5 1-0

[Event "W-ch Disabled"]
[Site "Dresden"]
[Date "2015.10.21"]
[Round "4"]
[White "Mate, Balazs"]
[Black "Gruender, Michael"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "2121"]
[BlackElo "1999"]
[PlyCount "83"]
[EventDate "2015.10.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 168 Extra"]
[Source "ChessBase"]
[SourceDate "2015.10.29"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.29"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. f4 a6 5. Nf3 b5 6. a3 Nd7 7. Be2 c5 8. 0-0 cxd4 9. Nxd4 Bb7 10. Bf3 Ngf6 11. Be3 Rc8 12. Rb1 Nc5 13. e5 dxe5 14. Bxb7 Nxb7 15. fxe5 Rxc3 16. bxc3 Nd5 17. Qf3 0-0 18. Bf2 Na5 19. e6 fxe6 20. Qh3 Nf4 21. Qg4 e5 22. Nb3 h5 23. Qf3 Nc4 24. Rbd1 Qc8 25. Bc5 Kh7 26. Kh1 Ne6 27. Qh3 Nxc5 28. Rxf8 Qxh3 29. gxh3 Bxf8 30. Nxc5 Nd6 31. Nxa6 Bh6 32. Re1 e4 33. Re2 Bc1 34. Nc5 e3 35. Nb3 Bxa3 36. Rxe3 Nc4 37. Rd3 Kg7 38. Rd5 Nd6 39. Nd4 Bb2 40. Nxb5 Nxb5 41. Rxb5 Bxc3 42. Kg2 1-0

[Event "W-ch Disabled"]
[Site "Dresden"]
[Date "2015.10.20"]
[Round "3"]
[White "Gruender, Michael"]
[Black "Gerasimov, Aleksander"]
[Result "1/2-1/2"]
[ECO "A37"]
[WhiteElo "1999"]
[BlackElo "2189"]
[PlyCount "43"]
[EventDate "2015.10.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 168 Extra"]
[Source "ChessBase"]
[SourceDate "2015.10.29"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.29"]
[SourceQuality "1"]

1. Nf3 c5 2. c4 g6 3. g3 Bg7 4. Bg2 Nc6 5. Nc3 e6 6. d4 cxd4 7. Nb5 Nge7 8. Nfxd4 Nxd4 9. Nxd4 0-0 10. 0-0 d5 11. cxd5 Nxd5 12. Nc2 Qe7 13. e4 Nb6 14. Qe2 e5 15. b3 Rd8 16. Ba3 Qe8 17. Ne3 Be6 18. Rfd1 Bf8 19. Bb2 Bg7 20. Ba3 Bf8 21. Bb2 Bg7 22. Ba3 1/2-1/2

[Event "W-ch Disabled"]
[Site "Dresden"]
[Date "2015.10.19"]
[Round "2"]
[White "Krajinski, Lutz"]
[Black "Gruender, Michael"]
[Result "0-1"]
[ECO "A42"]
[WhiteElo "1683"]
[BlackElo "1999"]
[PlyCount "68"]
[EventDate "2015.10.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 168 Extra"]
[Source "ChessBase"]
[SourceDate "2015.10.29"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.29"]
[SourceQuality "1"]

1. c4 g6 2. Nc3 Bg7 3. d4 d6 4. e4 Nc6 5. Be3 e5 6. Nge2 Nh6 7. Qd2 Ng4 8. Bg5 f6 9. Bh4 0-0 10. h3 Nh6 11. g4 Nf7 12. Nd5 g5 13. Bg3 Nxd4 14. Bg2 Ne6 15. 0-0 Nf4 16. Rad1 Be6 17. b3 c6 18. Ne3 Qc7 19. Qc2 Rfd8 20. Kh2 Bf8 21. Rfe1 Nh8 22. f3 Nhg6 23. Bf1 Rd7 24. Rd2 Rad8 25. Nc3 h5 26. Nf5 Rh7 27. Ne2 hxg4 28. fxg4 Bxf5 29. exf5 Nxe2 30. Rexe2 Nf4 31. Bxf4 gxf4 32. Re4 Rh5 33. Rd3 d5 34. Re2 e4 0-1

[Event "W-ch Disabled"]
[Site "Dresden"]
[Date "2015.10.18"]
[Round "1"]
[White "Gruender, Michael"]
[Black "Scerbin, Dmitrij"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1999"]
[BlackElo "2368"]
[PlyCount "46"]
[EventDate "2015.10.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 168 Extra"]
[Source "ChessBase"]
[SourceDate "2015.10.29"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.29"]
[SourceQuality "1"]

1. Nf3 d5 2. b4 Bf5 3. Bb2 e6 4. e3 Nf6 5. b5 Nbd7 6. a4 Bd6 7. d3 e5 8. Nbd2 0-0 9. h3 c6 10. Be2 Qe7 11. g4 Be6 12. c4 dxc4 13. Nxc4 Bxc4 14. dxc4 Bb4+ 15. Kf1 Rad8 16. Qc2 g6 17. Kg2 e4 18. Nd2 Nc5 19. Bxf6 Qxf6 20. Nxe4 Nxe4 21. Qxe4 Rd2 22. Bf3 Qh4 23. Rhf1 Bd6 0-1

[Event "Niedersachsen-ch"]
[Site "Verden"]
[Date "2015.01.05"]
[Round "7"]
[White "Daemmig, Matthias"]
[Black "Gruender, Michael"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "2117"]
[BlackElo "2025"]
[PlyCount "39"]
[EventDate "2015.01.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 g6 2. e4 Bg7 3. Nf3 d6 4. Be2 Nd7 5. 0-0 e5 6. c3 Ngf6 7. Qc2 0-0 8. dxe5 dxe5 9. Bg5 c6 10. Nbd2 Qc7 11. a4 Nc5 12. Rfe1 Ne6 13. Bh4 Bd7 14. Nc4 Nc5 15. Bd3 Rfe8 16. b4 Nxd3 17. Qxd3 Bg4 18. Nfxe5 Rxe5 19. Qg3 Rae8 20. Bxf6 1-0

[Event "Niedersachsen-ch"]
[Site "Verden"]
[Date "2015.01.04"]
[Round "6"]
[White "Gruender, Michael"]
[Black "Voege, Tobias"]
[Result "1/2-1/2"]
[ECO "A39"]
[WhiteElo "2025"]
[BlackElo "2093"]
[PlyCount "39"]
[EventDate "2015.01.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. Nf3 c5 2. c4 Nc6 3. Nc3 g6 4. g3 Bg7 5. Bg2 Nf6 6. 0-0 0-0 7. d4 cxd4 8. Nxd4 Nxd4 9. Qxd4 d6 10. Qd3 Bf5 11. e4 Be6 12. Bd2 Nd7 13. b3 Nc5 14. Qe2 a5 15. Rab1 a4 16. b4 Nd7 17. Rfc1 Nb6 18. Nd5 Nxd5 19. exd5 Bf5 20. Be4 1/2-1/2

[Event "Niedersachsen-ch"]
[Site "Verden"]
[Date "2015.01.04"]
[Round "5"]
[White "Wenning, Andreas"]
[Black "Gruender, Michael"]
[Result "0-1"]
[ECO "A41"]
[WhiteElo "2020"]
[BlackElo "2025"]
[PlyCount "126"]
[EventDate "2015.01.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 g6 2. Nf3 Bg7 3. g3 d6 4. Bg2 Nd7 5. 0-0 e5 6. Nc3 Nh6 7. Bg5 f6 8. Bd2 0-0 9. e4 Nf7 10. d5 f5 11. Qc1 a5 12. exf5 gxf5 13. Nh4 Nc5 14. Bh3 f4 15. Bg2 Bf6 16. Nf3 e4 17. Nxe4 Nxe4 18. Bxf4 Nc5 19. Qd2 Bxb2 20. Rab1 Bg7 21. Nd4 Ne5 22. Bg5 Qe8 23. Rfe1 Qg6 24. f4 Nf7 25. Be7 Re8 26. Nb5 Na6 27. Qxa5 b6 28. Qa4 Bd7 29. Be4 Qh5 30. Bh4 Nc5 31. Qc4 Rxe4 32. Rxe4 Nxe4 33. Qxe4 Re8 34. Qc4 Qe2 35. Qxe2 Rxe2 36. Nxc7 Bd4+ 37. Kf1 Rxc2 38. Ne6 Rxh2 39. Rb3 Bc5 40. Nxc5 bxc5 41. Bf6 Nh6 42. Rb8+ Kf7 43. Bg5 Kg6 44. Be7 Nf5 45. Bxd6 Nxd6 46. Rb6 Bb5+ 47. Ke1 Rxa2 48. Rxd6+ Kf5 49. Rb6 Bc4 50. Rc6 Ra5 51. d6 Ke6 52. g4 Bd5 53. f5+ Kd7 54. Rc7+ Kxd6 55. Rxh7 Ke5 56. Kd2 Ra8 57. Kc3 Rg8 58. Rh4 Kf4 59. f6 Rxg4 60. Rh7 Ke5 61. Rh5+ Ke6 62. f7 Rg3+ 63. Kd2 Rf3 0-1

[Event "Niedersachsen-ch"]
[Site "Verden"]
[Date "2015.01.03"]
[Round "4"]
[White "Gruender, Michael"]
[Black "Hagemann, Sven"]
[Result "1/2-1/2"]
[ECO "A11"]
[WhiteElo "2025"]
[BlackElo "1987"]
[PlyCount "85"]
[EventDate "2015.01.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 c6 3. Qc2 Nf6 4. g3 Bg4 5. Ne5 Bh5 6. Bg2 Nbd7 7. Nxd7 Qxd7 8. d3 e6 9. a3 Be7 10. 0-0 0-0 11. e4 dxe4 12. dxe4 e5 13. f3 Rad8 14. Be3 b6 15. Nc3 Qd3 16. Qxd3 Rxd3 17. Rfe1 Rxe3 18. Rxe3 Bc5 19. Kf2 Rd8 20. Rae1 Rd2+ 21. R1e2 Rd3 22. Bf1 g5 23. Re1 Rd2+ 24. R1e2 Rd7 25. Kg2 g4 26. f4 Bxe3 27. Rxe3 Rd4 28. Rd3 Rxd3 29. Bxd3 Nd7 30. b4 f6 31. Be2 Nf8 32. Nd1 Bf7 33. Ne3 h5 34. Nf5 Be8 35. Ne7+ Kf7 36. Nc8 Ke6 37. c5 b5 38. Nd6 Bd7 39. h3 Ke7 40. hxg4 hxg4 41. f5 Nh7 42. Bxg4 Ng5 43. Bh5 1/2-1/2

[Event "Niedersachsen-ch"]
[Site "Verden"]
[Date "2015.01.03"]
[Round "3"]
[White "Hesse, Juergen"]
[Black "Gruender, Michael"]
[Result "0-1"]
[ECO "A42"]
[WhiteElo "2025"]
[BlackElo "2025"]
[PlyCount "50"]
[EventDate "2015.01.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. c4 d6 4. Nc3 Nc6 5. Be3 e5 6. d5 Nd4 7. Nb5 c5 8. Bd3 Nf6 9. f3 0-0 10. h4 Nh5 11. g4 Nf4 12. Qd2 Nxd3+ 13. Qxd3 f5 14. gxf5 gxf5 15. 0-0-0 Nxb5 16. cxb5 Qa5 17. Qc4 Bd7 18. a4 a6 19. bxa6 Rxa6 20. b3 b5 21. axb5 Bxb5 22. Qc2 Rfa8 23. Ne2 Qa3+ 24. Kd2 Qb4+ 25. Qc3 Ra2+ 0-1

[Event "Niedersachsen-ch"]
[Site "Verden"]
[Date "2015.01.02"]
[Round "1"]
[White "Gruender, Michael"]
[Black "Hoffmann, Lukas"]
[Result "0-1"]
[ECO "A13"]
[WhiteElo "2025"]
[BlackElo "2202"]
[PlyCount "60"]
[EventDate "2015.01.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Nbd7 6. Qxc4 c5 7. 0-0 a6 8. Qc2 b5 9. a4 Bb7 10. axb5 axb5 11. Rxa8 Qxa8 12. Na3 Bc6 13. d3 Be7 14. Nh4 Nd5 15. e4 Nb4 16. Qe2 0-0 17. Be3 Rd8 18. f4 Nf6 19. Rd1 Qa4 20. Rd2 Qb3 21. Bf1 h5 22. h3 c4 23. Nf3 cxd3 24. Qd1 Qxd1 25. Rxd1 Bxe4 26. Ne5 Nc2 27. Bb6 Rb8 28. Bf2 Nxa3 29. bxa3 Bxa3 30. Bxd3 Rd8 0-1

[Event "Niedersachsen-ch"]
[Site "Verden"]
[Date "2015.01.02"]
[Round "2"]
[White "Kahlenberg, Jens"]
[Black "Gruender, Michael"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "2056"]
[BlackElo "2025"]
[PlyCount "53"]
[EventDate "2015.01.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Bg5 a6 5. Qd2 b5 6. f3 Nd7 7. Nge2 c5 8. Nd5 h6 9. Be3 e6 10. Ndc3 b4 11. Nd1 a5 12. c4 Bb7 13. Nf2 Ne7 14. Nd3 Rc8 15. Rc1 Nc6 16. dxc5 Nxc5 17. b3 Nxd3+ 18. Qxd3 0-0 19. Rd1 d5 20. cxd5 exd5 21. Qxd5 Qc7 22. Qd7 Rfd8 23. Qxc7 Rxd1+ 24. Kxd1 Rxc7 25. Nf4 Rd7+ 26. Kc1 Nd4 27. Bc4 1-0

[Event "Hannover-chC"]
[Site "Lehrte"]
[Date "2014.10.27"]
[Round "5"]
[White "Roehrkasten, Reinhard"]
[Black "Gruender, Michael"]
[Result "1/2-1/2"]
[ECO "A42"]
[WhiteElo "1923"]
[BlackElo "1964"]
[PlyCount "30"]
[EventDate "2014.10.25"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. d4 g6 2. c4 Bg7 3. Nc3 d6 4. Nf3 Nd7 5. e4 e5 6. Bg5 f6 7. Be3 Nh6 8. h3 Nf7 9. Qc2 0-0 10. d5 a5 11. g4 Bh6 12. Bxh6 Nxh6 13. Qd2 Nf7 14. Bd3 Nc5 15. Bc2 Bd7 1/2-1/2

[Event "Hannover-chC"]
[Site "Lehrte"]
[Date "2014.10.26"]
[Round "4"]
[White "Gruender, Michael"]
[Black "Wittur, Helge"]
[Result "1/2-1/2"]
[ECO "D74"]
[WhiteElo "1964"]
[BlackElo "1888"]
[PlyCount "47"]
[EventDate "2014.10.25"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 c6 5. 0-0 0-0 6. Nc3 d5 7. d4 Nbd7 8. cxd5 Nxd5 9. e4 Nxc3 10. bxc3 Nb6 11. Qe2 Be6 12. Rd1 Bc4 13. Qc2 Ba6 14. Bf4 Nc4 15. Nd2 Qa5 16. Bf1 Nxd2 17. Rxd2 Bxf1 18. Rxf1 e5 19. Be3 Rad8 20. Rfd1 exd4 21. cxd4 Rd7 22. d5 cxd5 23. Rxd5 Rxd5 24. Rxd5 1/2-1/2

[Event "Hannover-chC"]
[Site "Lehrte"]
[Date "2014.10.26"]
[Round "3"]
[White "Raulf, Christopher"]
[Black "Gruender, Michael"]
[Result "1/2-1/2"]
[ECO "B06"]
[WhiteElo "1895"]
[BlackElo "1964"]
[PlyCount "34"]
[EventDate "2014.10.25"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Bf4 Nd7 5. Nf3 e5 6. dxe5 dxe5 7. Bg5 f6 8. Be3 Nh6 9. Bc4 c6 10. h3 Qe7 11. Qd2 Nf7 12. 0-0-0 0-0 13. Qd6 Re8 14. Bb3 Qxd6 15. Rxd6 Bf8 16. Rd2 Nc5 17. Bc4 b5 1/2-1/2

[Event "Hannover-chC"]
[Site "Lehrte"]
[Date "2014.10.25"]
[Round "2"]
[White "Gruender, Michael"]
[Black "Zoch, Werner"]
[Result "1/2-1/2"]
[ECO "E09"]
[WhiteElo "1964"]
[BlackElo "1910"]
[PlyCount "35"]
[EventDate "2014.10.25"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 e6 3. g3 Be7 4. Bg2 0-0 5. 0-0 c6 6. d4 d5 7. Qc2 b6 8. Nbd2 Ba6 9. b3 Nbd7 10. e4 dxe4 11. Nxe4 Rc8 12. Rd1 Nxe4 13. Qxe4 Nf6 14. Qc2 Qc7 15. Bb2 Bb7 16. Ne5 Rfd8 17. Nd3 Nd7 18. Qe2 1/2-1/2

[Event "Hannover-chC"]
[Site "Lehrte"]
[Date "2014.10.25"]
[Round "1"]
[White "Nuelle, Sascha"]
[Black "Gruender, Michael"]
[Result "1-0"]
[ECO "A38"]
[WhiteElo "1870"]
[BlackElo "1964"]
[PlyCount "59"]
[EventDate "2014.10.25"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. Nf3 g6 2. g3 Bg7 3. Bg2 c5 4. c4 Nc6 5. Nc3 b6 6. 0-0 Bb7 7. a3 Nf6 8. Rb1 0-0 9. b4 d6 10. d3 Qd7 11. Bd2 Rfd8 12. Qb3 Nd4 13. Nxd4 cxd4 14. Nd5 e6 15. Nxf6+ Bxf6 16. Rfc1 Bxg2 17. Kxg2 Rac8 18. a4 h5 19. h4 Qb7+ 20. Kg1 d5 21. c5 e5 22. cxb6 axb6 23. b5 Qd7 24. a5 bxa5 25. Bxa5 Rxc1+ 26. Rxc1 Rb8 27. Rc5 Qg4 28. Qxd5 Qxe2 29. Rc7 Rf8 30. Bb4 1-0

[Event "WchT Silent"]
[Site "Opatija"]
[Date "2014.06.26"]
[Round "8.3"]
[White "Szurovszky, Elek"]
[Black "Gruender, Michael"]
[Result "0-1"]
[ECO "B27"]
[WhiteElo "2070"]
[BlackElo "2008"]
[PlyCount "116"]
[EventDate "2014.06.19"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "CRO"]
[SourceTitle "CBM 161 Extra"]
[Source "ChessBase"]
[SourceDate "2014.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2014.08.29"]
[SourceQuality "1"]
[WhiteTeam "Hungary"]
[BlackTeam "Germany"]
[WhiteTeamCountry "HUN"]
[BlackTeamCountry "GER"]

1. e4 g6 2. d4 Bg7 3. Nc3 c5 4. Nf3 Qa5 5. Bd2 cxd4 6. Nd5 Qd8 7. Bf4 d6 8. Bg3 Nc6 9. Bd3 Qa5+ 10. Kf1 Nf6 11. b4 Qd8 12. b5 Nxd5 13. bxc6 Nc3 14. cxb7 Bxb7 15. Qe1 e5 16. h4 h5 17. Ng5 f6 18. Ne6 Qe7 19. Nxg7+ Qxg7 20. f3 0-0 21. Kg1 Bc6 22. Qc1 Rfc8 23. Qa3 Qc7 24. Be1 Bb5 25. Bxc3 Bxd3 26. Ba5 Qxc2 27. Kh2 Qc4 28. Qxd6 Qa6 29. Qd5+ Kh8 30. Qf7 f5 31. Bc7 Rxc7 32. Qxc7 Qf6 33. Rac1 fxe4 34. fxe4 Re8 35. Qd7 Re7 36. Qd5 Re8 37. Rhe1 Qf4+ 38. g3 Qf2+ 39. Kh3 Be2 40. Rxe2 Qxe2 41. Qd7 Rf8 42. Qe6 Qxe4 43. Qd6 Qf5+ 44. Kh2 Qf2+ 45. Kh3 Qf5+ 46. Kh2 d3 47. Rd1 Qf2+ 48. Kh3 Qf5+ 49. Kh2 e4 50. Qd4+ Kh7 51. Qxa7+ Rf7 52. Qa6 Qf2+ 53. Kh3 Qf3 54. Qc4 Qg4+ 55. Kg2 Rf2+ 56. Kxf2 Qe2+ 57. Kg1 Qxd1+ 58. Kh2 Qc2+ 0-1

[Event "WchT Silent"]
[Site "Opatija"]
[Date "2014.06.25"]
[Round "7.1"]
[White "Gruender, Michael"]
[Black "Shajakhmetov, Linat"]
[Result "1/2-1/2"]
[ECO "A21"]
[WhiteElo "2008"]
[BlackElo "2079"]
[PlyCount "62"]
[EventDate "2014.06.19"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "CRO"]
[SourceTitle "CBM 161 Extra"]
[Source "ChessBase"]
[SourceDate "2014.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2014.08.29"]
[SourceQuality "1"]
[WhiteTeam "Germany"]
[BlackTeam "Russia"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "RUS"]

1. Nf3 d6 2. c4 e5 3. Nc3 f5 4. d4 e4 5. Ng5 Be7 6. Nh3 Nf6 7. f3 0-0 8. Nf2 exf3 9. exf3 c6 10. Be2 Be6 11. 0-0 d5 12. Nd3 dxc4 13. Ne5 b5 14. a4 Nd5 15. Re1 Nxc3 16. bxc3 Bd5 17. f4 a5 18. Bf3 Ra7 19. Bd2 Bf6 20. Qb1 Bxf3 21. gxf3 Bh4 22. Re2 Qd5 23. Be1 Bxe1 24. Qxe1 b4 25. Rb2 c5 26. dxc5 Qxc5+ 27. Qf2 Qxf2+ 28. Kxf2 Rc8 29. Rd1 b3 30. Rd4 Rac7 31. Rbd2 Nc6 1/2-1/2

[Event "WchT Silent"]
[Site "Opatija"]
[Date "2014.06.23"]
[Round "6.2"]
[White "Orev, Petar"]
[Black "Gruender, Michael"]
[Result "1/2-1/2"]
[ECO "A40"]
[WhiteElo "2135"]
[BlackElo "2008"]
[PlyCount "113"]
[EventDate "2014.06.19"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "CRO"]
[SourceTitle "CBM 161 Extra"]
[Source "ChessBase"]
[SourceDate "2014.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2014.08.29"]
[SourceQuality "1"]
[WhiteTeam "Bulgaria"]
[BlackTeam "Germany"]
[WhiteTeamCountry "BUL"]
[BlackTeamCountry "GER"]

1. c4 g6 2. Nc3 Bg7 3. d4 c5 4. d5 Bxc3+ 5. bxc3 f5 6. Qd3 Nf6 7. Bh6 d6 8. f3 Nbd7 9. Qd2 Qa5 10. e3 Nb6 11. Nh3 Qa4 12. Qd1 Qa5 13. Qc2 Qa6 14. Qb3 Bd7 15. a3 Ba4 16. Qa2 Qa5 17. Rc1 Bd7 18. Ng5 Rg8 19. Be2 0-0-0 20. 0-0 Kb8 21. h3 Rde8 22. e4 e6 23. dxe6 Bxe6 24. Rfd1 Nc8 25. Nxe6 Rxe6 26. exf5 gxf5 27. Bf4 Nh5 28. Bh2 Rge8 29. Bd3 f4 30. Be4 Nf6 31. Bxf4 Nxe4 32. fxe4 Rxe4 33. g3 Qa4 34. Bxd6+ Nxd6 35. Rxd6 Re2 36. Rd2 R2e3 37. Kh2 Qc6 38. Rg2 h5 39. h4 Rg8 40. Qd2 Rf3 41. Qd5 Qxd5 42. cxd5 Rd3 43. c4 Rxa3 44. Re1 Rc3 45. Re4 a6 46. g4 b5 47. cxb5 axb5 48. gxh5 Rh8 49. Re7 Rc4 50. Kh3 Rd4 51. h6 Rd3+ 52. Kh2 Rd4 53. Kh3 Rd3+ 54. Kh2 Rd4 55. d6 Rxh4+ 56. Kg1 R4xh6 57. Rgg7 1/2-1/2

[Event "WchT Silent"]
[Site "Opatija"]
[Date "2014.06.23"]
[Round "5.2"]
[White "Walczak, Piotr"]
[Black "Gruender, Michael"]
[Result "0-1"]
[ECO "B27"]
[WhiteElo "2028"]
[BlackElo "2008"]
[PlyCount "90"]
[EventDate "2014.06.19"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "CRO"]
[SourceTitle "CBM 161 Extra"]
[Source "ChessBase"]
[SourceDate "2014.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2014.08.29"]
[SourceQuality "1"]
[WhiteTeam "Poland"]
[BlackTeam "Germany"]
[WhiteTeamCountry "POL"]
[BlackTeamCountry "GER"]

1. e4 g6 2. d4 c5 3. Nf3 Bg7 4. c3 cxd4 5. cxd4 d5 6. e5 Nc6 7. Nc3 Bg4 8. Be2 Bxf3 9. Bxf3 e6 10. Be3 h5 11. 0-0 Nh6 12. Qd2 Nf5 13. Rfd1 Bf8 14. a3 Qb6 15. b4 Be7 16. Na4 Qd8 17. Nc5 Qb6 18. Be2 a5 19. b5 Ncxd4 20. Na4 Nxe2+ 21. Qxe2 Qd8 22. Bb6 Qd7 23. Rdc1 Bd8 24. Bc5 Rc8 25. Nb6 Bxb6 26. Bxb6 0-0 27. Bxa5 Nd4 28. Qd3 Qxb5 29. Qxb5 Nxb5 30. Rcb1 Nd4 31. Rxb7 Rb8 32. Rbb1 Nc2 33. Rxb8 Rxb8 34. Rc1 Nxa3 35. Kf1 Nc4 36. Bc3 g5 37. Ke2 Kg7 38. g3 Kg6 39. f4 gxf4 40. gxf4 Kf5 41. Kf3 Rb3 42. Ke2 Kxf4 43. Rf1+ Ke4 44. Ba1 Ra3 45. h4 Ra2+ 0-1

[Event "WchT Silent"]
[Site "Opatija"]
[Date "2014.06.21"]
[Round "3.2"]
[White "Gruender, Michael"]
[Black "Gardner, Phillip K"]
[Result "1-0"]
[ECO "A37"]
[WhiteElo "2008"]
[BlackElo "1774"]
[PlyCount "75"]
[EventDate "2014.06.19"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "CRO"]
[SourceTitle "CBM 161 Extra"]
[Source "ChessBase"]
[SourceDate "2014.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2014.08.29"]
[SourceQuality "1"]
[WhiteTeam "Germany"]
[BlackTeam "England"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "ENG"]

1. Nf3 c5 2. c4 Nc6 3. Nc3 g6 4. g3 Bg7 5. Bg2 e6 6. a3 Nge7 7. b4 Nxb4 8. axb4 cxb4 9. 0-0 0-0 10. d4 bxc3 11. Qd3 d5 12. c5 Nc6 13. Qxc3 e5 14. Nxe5 Nxe5 15. dxe5 d4 16. Qd2 Bxe5 17. Bb2 Qc7 18. Bxd4 Bxd4 19. Qxd4 Rd8 20. Qc3 Bd7 21. Rfd1 Bc6 22. Rxd8+ Qxd8 23. Bxc6 bxc6 24. Qf3 Qc8 25. Ra4 a5 26. h4 Qd7 27. e3 h5 28. Rd4 Qc7 29. Ra4 Rb8 30. g4 hxg4 31. Qxg4 Rb5 32. h5 Kg7 33. hxg6 fxg6 34. Rd4 Rb7 35. Rd6 Qf7 36. Qd4+ Kh7 37. Rd8 Rb1+ 38. Kg2 1-0

[Event "Oberliga Nord W 1314"]
[Site "Germany"]
[Date "2014.03.16"]
[Round "8.8"]
[White "Luebsen, Keno"]
[Black "Gruender, Michael"]
[Result "1-0"]
[ECO "A41"]
[WhiteElo "2013"]
[BlackElo "2024"]
[PlyCount "63"]
[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 "Delmenhorst"]
[BlackTeam "Hannover SF"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. d4 g6 2. Nf3 Bg7 3. c4 d6 4. g3 Nd7 5. Bg2 e5 6. Nc3 Nh6 7. e4 f6 8. 0-0 0-0 9. h3 Nf7 10. Be3 c6 11. Qc2 Re8 12. Rad1 Qc7 13. b3 Nf8 14. c5 dxc5 15. dxe5 fxe5 16. Bxc5 Bh6 17. Ba3 Qa5 18. Bd6 Nxd6 19. Rxd6 Ne6 20. Rfd1 Bf8 21. R6d3 Bg7 22. Na4 Nd4 23. Nxd4 exd4 24. f4 b6 25. e5 Bf5 26. Qc4+ Kh8 27. Rxd4 b5 28. Qc3 Qxc3 29. Nxc3 Rac8 30. g4 c5 31. Rd6 c4 32. bxc4 1-0

[Event "Niedersachsen-ch op-A"]
[Site "Verden"]
[Date "2014.01.05"]
[Round "7"]
[White "Gruender, Michael"]
[Black "Woestmann, Hans Joachim"]
[Result "1-0"]
[ECO "E01"]
[WhiteElo "2006"]
[BlackElo "2069"]
[PlyCount "69"]
[EventDate "2014.01.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 c6 3. Qc2 Nf6 4. g3 Nbd7 5. d4 e6 6. Bg2 Bd6 7. 0-0 Ne4 8. Nfd2 f5 9. f3 Nxd2 10. Nxd2 f4 11. gxf4 Bxf4 12. Nb3 Qh4 13. Bxf4 Qxf4 14. Qd2 Qh4 15. e4 0-0 16. Qf2 Qh6 17. Qd2 Rf4 18. Rad1 Nf8 19. Nc1 g5 20. Nd3 Rh4 21. f4 Ng6 22. fxg5 Qg7 23. Nf4 dxc4 24. Nxg6 hxg6 25. Qf2 Rh5 26. Qg3 Bd7 27. Rf6 Rd8 28. Qc7 Rc8 29. Qe5 Re8 30. Rdf1 Re7 31. Bf3 Rh8 32. Bg4 Kh7 33. R1f3 Kg8 34. Qb8+ Re8 35. Bxe6+ 1-0

[Event "Niedersachsen-ch op-A"]
[Site "Verden"]
[Date "2014.01.04"]
[Round "5"]
[White "Gruender, Michael"]
[Black "Tondera, Benedikt"]
[Result "1-0"]
[ECO "A35"]
[WhiteElo "2006"]
[BlackElo "1843"]
[PlyCount "33"]
[EventDate "2014.01.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. Nf3 c5 2. c4 Nc6 3. Nc3 e5 4. e3 g6 5. d4 exd4 6. exd4 Bg7 7. Be3 Nge7 8. d5 Ne5 9. Nxe5 Bxe5 10. Bxc5 Nf5 11. Qe2 d6 12. f4 Qh4+ 13. g3 Nxg3 14. hxg3 Qxh1 15. Bxd6 Kd8 16. Bxe5 Re8 17. 0-0-0 1-0

[Event "Niedersachsen-ch op-A"]
[Site "Verden"]
[Date "2014.01.04"]
[Round "6"]
[White "Schmidt, Dennis"]
[Black "Gruender, Michael"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "2057"]
[BlackElo "2006"]
[PlyCount "68"]
[EventDate "2014.01.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Be3 a6 5. Qd2 b5 6. f3 Nd7 7. g4 Bb7 8. Nge2 c5 9. Ng3 Rc8 10. d5 Ngf6 11. Be2 h5 12. g5 Nh7 13. h4 Nhf8 14. 0-0 e6 15. f4 b4 16. Nd1 exd5 17. exd5 Nb6 18. f5 Be5 19. Bf2 Rc7 20. c4 Bc8 21. Rc1 Bxf5 22. Nxf5 gxf5 23. Be3 Ng6 24. Qe1 f4 25. Bf2 Re7 26. Qd2 Qd7 27. Qd3 Bg7 28. Qf3 Qg4+ 29. Qxg4 hxg4 30. Bxg4 Nxh4 31. Bxh4 Rxh4 32. Rxf4 Re1+ 33. Kg2 Rhh1 34. Bf3 Be5 0-1

[Event "Niedersachsen-ch op-A"]
[Site "Verden"]
[Date "2014.01.03"]
[Round "4"]
[White "Franke, Dirk"]
[Black "Gruender, Michael"]
[Result "1/2-1/2"]
[ECO "A42"]
[WhiteElo "1651"]
[BlackElo "2006"]
[PlyCount "42"]
[EventDate "2014.01.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. Nf3 g6 2. d4 Bg7 3. c4 d6 4. Nc3 Nd7 5. e4 e5 6. d5 Nh6 7. Bd3 0-0 8. Bg5 f6 9. Bh4 Nf7 10. 0-0 Re8 11. b4 Nf8 12. Nd2 g5 13. Bg3 Ng6 14. f3 h5 15. c5 Nf4 16. Bc2 Bf8 17. Bf2 Nh6 18. Be3 Re7 19. g3 Ng6 20. Kf2 g4 21. f4 f5 1/2-1/2

[Event "Niedersachsen-ch op-A"]
[Site "Verden"]
[Date "2014.01.03"]
[Round "3"]
[White "Gruender, Michael"]
[Black "Braje, Monika"]
[Result "1-0"]
[ECO "A09"]
[WhiteElo "2006"]
[BlackElo "1793"]
[PlyCount "67"]
[EventDate "2014.01.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 d4 3. e3 dxe3 4. fxe3 Bg4 5. Be2 e6 6. 0-0 Nc6 7. d4 Nf6 8. Nc3 Be7 9. d5 exd5 10. cxd5 Bxf3 11. Bxf3 Ne5 12. e4 0-0 13. Be3 c6 14. Qb3 cxd5 15. exd5 b6 16. Rad1 Rc8 17. Kh1 Qd7 18. Be2 Bd6 19. h3 Rfd8 20. Bg5 Bb8 21. Bxf6 gxf6 22. Ne4 Qe7 23. Nxf6+ Kh8 24. Qg3 Ng6 25. Qd3 Qe5 26. g3 Qxg3 27. Qxg3 Bxg3 28. Ne4 Be5 29. Rxf7 Rc2 30. Bg4 h6 31. Bf5 Nh4 32. Rh7+ Kg8 33. Nf6+ Bxf6 34. Bxc2 1-0

[Event "Niedersachsen-ch op-A"]
[Site "Verden"]
[Date "2014.01.02"]
[Round "2"]
[White "Finke, Harald"]
[Black "Gruender, Michael"]
[Result "1/2-1/2"]
[ECO "B27"]
[WhiteElo "1926"]
[BlackElo "2006"]
[PlyCount "43"]
[EventDate "2014.01.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. d4 g6 2. e4 Bg7 3. Nf3 c5 4. c3 cxd4 5. cxd4 d5 6. e5 Nc6 7. Nc3 f6 8. exf6 Nxf6 9. Bb5 0-0 10. Bxc6 bxc6 11. Ne5 Qd6 12. 0-0 Nd7 13. f4 Nxe5 14. fxe5 Rxf1+ 15. Qxf1 Qb4 16. Qd1 Ba6 17. Be3 Rf8 18. Qb3 Qa5 19. Qa4 Qb6 20. Qb3 Qa5 21. Qa4 Qb6 22. Qb3 1/2-1/2

[Event "Niedersachsen-ch op-A"]
[Site "Verden"]
[Date "2014.01.02"]
[Round "1"]
[White "Gruender, Michael"]
[Black "Steinhof, Michael"]
[Result "1/2-1/2"]
[ECO "A37"]
[WhiteElo "2006"]
[BlackElo "1723"]
[PlyCount "36"]
[EventDate "2014.01.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. Nf3 c5 2. c4 Nc6 3. Nc3 g6 4. g3 Bg7 5. Bg2 e6 6. a3 a5 7. Nb5 d5 8. cxd5 exd5 9. d4 Nf6 10. Bf4 0-0 11. Bd6 Ne4 12. Bxf8 Bxf8 13. 0-0 cxd4 14. Nfxd4 Qb6 15. e3 Bg7 16. Nc3 Nxd4 17. exd4 Be6 18. Qe2 Qxd4 1/2-1/2

[Event "W-ch Disabled"]
[Site "Dresden"]
[Date "2013.10.28"]
[Round "7"]
[White "Sponheim, Marko"]
[Black "Gruender, Michael"]
[Result "1-0"]
[ECO "B08"]
[WhiteElo "2091"]
[BlackElo "2009"]
[PlyCount "57"]
[EventDate "2013.10.22"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 157 Extra"]
[Source "ChessBase"]
[SourceDate "2013.12.19"]
[SourceVersion "1"]
[SourceVersionDate "2013.12.19"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 c6 4. Nf3 d6 5. Be3 Nf6 6. h3 b5 7. Bd3 a6 8. 0-0 0-0 9. Qd2 Nbd7 10. e5 Ne8 11. Bh6 dxe5 12. Bxg7 Kxg7 13. dxe5 Nc5 14. Rad1 Nxd3 15. cxd3 Be6 16. d4 Nc7 17. Rc1 Nd5 18. Ne4 Nb6 19. b3 Bd5 20. Nc5 Nd7 21. Nd3 a5 22. Nf4 Bxf3 23. gxf3 Nxe5 24. Qe3 Nd7 25. Rxc6 Nf6 26. Re1 Ra7 27. Qe5 b4 28. Kg2 Rd7 29. Re6 1-0

[Event "W-ch Disabled"]
[Site "Dresden"]
[Date "2013.10.27"]
[Round "6"]
[White "Gruender, Michael"]
[Black "Krabbe, Wolfgang"]
[Result "1-0"]
[ECO "E08"]
[WhiteElo "2009"]
[PlyCount "62"]
[EventDate "2013.10.22"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 157 Extra"]
[Source "ChessBase"]
[SourceDate "2013.12.19"]
[SourceVersion "1"]
[SourceVersionDate "2013.12.19"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 e6 3. g3 Nf6 4. Bg2 Be7 5. 0-0 0-0 6. d4 Nbd7 7. Qc2 c5 8. Rd1 cxd4 9. cxd5 Nxd5 10. Nxd4 Qb6 11. e4 Nb4 12. Qe2 Bc5 13. Nb3 Bxf2+ 14. Qxf2 Nc2 15. Nc3 Qxf2+ 16. Kxf2 Nxa1 17. Nxa1 e5 18. Nc2 Nb6 19. Ne3 Be6 20. Ned5 Nxd5 21. exd5 Bd7 22. Be3 f5 23. Bc5 Rf6 24. d6 e4 25. Nd5 Rh6 26. h4 b6 27. Be3 Rh5 28. Bf1 f4 29. Bxf4 Kf7 30. Nc7 Rf8 31. Ke3 Ra5 1-0

[Event "W-ch Disabled"]
[Site "Dresden"]
[Date "2013.10.26"]
[Round "5"]
[White "Wenzel, Andreas1111"]
[Black "Gruender, Michael"]
[Result "1/2-1/2"]
[ECO "B06"]
[WhiteElo "1841"]
[BlackElo "2009"]
[PlyCount "60"]
[EventDate "2013.10.22"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 157 Extra"]
[Source "ChessBase"]
[SourceDate "2013.12.19"]
[SourceVersion "1"]
[SourceVersionDate "2013.12.19"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. f4 d5 4. e5 c5 5. c3 cxd4 6. cxd4 Nc6 7. Nf3 Bg4 8. Bb5 Nh6 9. 0-0 Nf5 10. Nc3 0-0 11. Bxc6 bxc6 12. h3 Bxf3 13. Rxf3 Qb6 14. Ne2 e6 15. b3 f6 16. Ba3 Rf7 17. Bc5 Qc7 18. Rc1 fxe5 19. fxe5 Bf8 20. Nf4 Qd7 21. Nd3 Bxc5 22. Nxc5 Qe7 23. Qd3 Raf8 24. Rcf1 Ng7 25. b4 Rxf3 26. Rxf3 Rxf3 27. Qxf3 Nf5 28. Qf2 Qf7 29. g4 Ne7 30. Qxf7+ Kxf7 1/2-1/2

[Event "W-ch Disabled"]
[Site "Dresden"]
[Date "2013.10.25"]
[Round "4"]
[White "Gruender, Michael"]
[Black "Balakhieva, Klavdia"]
[Result "1-0"]
[ECO "A35"]
[WhiteElo "2009"]
[BlackElo "1802"]
[PlyCount "73"]
[EventDate "2013.10.22"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 157 Extra"]
[Source "ChessBase"]
[SourceDate "2013.12.19"]
[SourceVersion "1"]
[SourceVersionDate "2013.12.19"]
[SourceQuality "1"]

1. c4 c5 2. Nc3 e6 3. Nf3 Nc6 4. g3 b6 5. Bg2 Ba6 6. d3 Be7 7. 0-0 h6 8. e4 Qc7 9. Re1 e5 10. a3 Bb7 11. Bd2 g5 12. h3 a6 13. Nd5 Qd8 14. Qb3 Nd4 15. Nxd4 Bxd5 16. exd5 cxd4 17. d6 Rb8 18. dxe7 Qxe7 19. Qa4 a5 20. Qb5 Qd6 21. Rxe5+ Ne7 22. Rae1 0-0 23. Rxe7 Qg6 24. Be4 Qd6 25. Qf5 Qg6 26. Qxg6+ fxg6 27. Rxd7 Rf7 28. Bd5 Rbf8 29. Rxf7 Rxf7 30. Re7 Kf8 31. Rxf7+ Ke8 32. c5 bxc5 33. Bxa5 c4 34. Bxc4 g4 35. Bb4 Kd8 36. Be6 h5 37. Bd6 1-0

[Event "W-ch Disabled"]
[Site "Dresden"]
[Date "2013.10.24"]
[Round "3"]
[White "Zimmer, Ralph"]
[Black "Gruender, Michael"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "2142"]
[BlackElo "2009"]
[PlyCount "53"]
[EventDate "2013.10.22"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 157 Extra"]
[Source "ChessBase"]
[SourceDate "2013.12.19"]
[SourceVersion "1"]
[SourceVersionDate "2013.12.19"]
[SourceQuality "1"]

1. e4 g6 2. Nf3 Bg7 3. d4 d6 4. Bc4 a6 5. h3 b5 6. Bb3 Bb7 7. Ng5 e6 8. Qg4 Nf6 9. Nxf7 Nxg4 10. Nxd8 Nxf2 11. Nxe6 Nxh1 12. Nxg7+ Kd7 13. Be6+ Kc6 14. d5+ Kb6 15. Be3+ c5 16. dxc6+ Kxc6 17. Bd4 Kc7 18. Nc3 Nc6 19. Nd5+ Kb8 20. Bb6 Bc8 21. Nc7 Ra7 22. Bxa7+ Kxa7 23. 0-0-0 Ng3 24. Rxd6 Kb7 25. Bd5 Kxc7 26. Rxc6+ Kd7 27. Ne6 1-0

[Event "W-ch Disabled"]
[Site "Dresden"]
[Date "2013.10.23"]
[Round "2"]
[White "Gruender, Michael"]
[Black "Stachanczyk, Jacek"]
[Result "0-1"]
[ECO "E65"]
[WhiteElo "2009"]
[BlackElo "2227"]
[PlyCount "102"]
[EventDate "2013.10.22"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 157 Extra"]
[Source "ChessBase"]
[SourceDate "2013.12.19"]
[SourceVersion "1"]
[SourceVersionDate "2013.12.19"]
[SourceQuality "1"]

1. Nf3 g6 2. c4 Bg7 3. Nc3 c5 4. g3 Nf6 5. Bg2 0-0 6. 0-0 Nc6 7. d4 cxd4 8. Nxd4 d6 9. Nxc6 bxc6 10. Bxc6 Rb8 11. Bg2 Qa5 12. a4 Qb4 13. Qd3 Bf5 14. e4 Be6 15. Nd5 Bxd5 16. cxd5 Nd7 17. Rd1 Nc5 18. Qe2 Nb3 19. Bd2 Qb7 20. Rab1 Rfc8 21. Qd3 Nc5 22. Qc2 Qb3 23. Rdc1 Bxb2 24. Qxb3 Rxb3 25. Rc2 Rcb8 26. Be3 Ba3 27. Rxb3 Rxb3 28. Bf1 a5 29. e5 Nxa4 30. Rc8+ Kg7 31. Ra8 Bb4 32. exd6 Bxd6 33. Rxa5 Nc3 34. Bd4+ f6 35. Kg2 Ne4 36. Rb5 Ra3 37. Bb2 Ra8 38. h4 Rc8 39. Bd3 Nc5 40. Bf1 Kf7 41. Kf3 Na4 42. Bd3 Be5 43. Bxe5 fxe5 44. Rb4 Nc3 45. Bc4 Kf6 46. Ke3 Rc5 47. Rb6+ Kg7 48. Kd3 Nxd5 49. Re6 Nb4+ 50. Kc3 Nc6 51. Kd3 Kf8 0-1

[Event "W-ch Disabled"]
[Site "Dresden"]
[Date "2013.10.22"]
[Round "1"]
[White "Pakhomov, Alexey"]
[Black "Gruender, Michael"]
[Result "1/2-1/2"]
[ECO "A40"]
[WhiteElo "2377"]
[BlackElo "2009"]
[PlyCount "75"]
[EventDate "2013.10.22"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 157 Extra"]
[Source "ChessBase"]
[SourceDate "2013.12.19"]
[SourceVersion "1"]
[SourceVersionDate "2013.12.19"]
[SourceQuality "1"]

1. d4 g6 2. c4 Bg7 3. Nc3 c5 4. d5 Bxc3+ 5. bxc3 f5 6. g4 fxg4 7. h3 Qa5 8. Qd3 d6 9. hxg4 Nf6 10. Bh3 Nbd7 11. Nf3 Nb6 12. Bg5 Bd7 13. Bxf6 exf6 14. Qe3+ Kf7 15. Nd2 Rae8 16. Qf3 Re5 17. e4 Rhe8 18. Bg2 Kg8 19. 0-0 Rf8 20. Qd3 Bxg4 21. f4 Re7 22. Rfe1 Nd7 23. Qg3 h5 24. Kh1 Qc7 25. Nf1 Rg7 26. Nh2 Kf7 27. Nxg4 hxg4 28. Qxg4 f5 29. Qg3 fxe4 30. Rxe4 Nf6 31. Re6 Kg8 32. Rae1 Nh5 33. Qg5 Qf7 34. Rxd6 Nxf4 35. Qg3 Rh7+ 36. Kg1 Qf5 37. Be4 Qh5 38. Bf3 1/2-1/2

[Event "Hannover-chC"]
[Site "Lehrte"]
[Date "2013.10.20"]
[Round "7"]
[White "Hilker, Bjoern"]
[Black "Gruender, Michael"]
[Result "1/2-1/2"]
[ECO "B06"]
[WhiteElo "1901"]
[BlackElo "1891"]
[PlyCount "18"]
[EventDate "2013.10.17"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Be3 a6 5. Qf3 Nd7 6. Bc4 e6 7. 0-0-0 b5 8. Bb3 Qf6 9. e5 Qxf3 1/2-1/2

[Event "Hannover-chC"]
[Site "Lehrte"]
[Date "2013.10.19"]
[Round "6"]
[White "Gruender, Michael"]
[Black "Pawelzik, Malte"]
[Result "1-0"]
[ECO "E60"]
[WhiteElo "1891"]
[BlackElo "1930"]
[PlyCount "63"]
[EventDate "2013.10.17"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. b4 Bg7 4. Bb2 0-0 5. e3 d6 6. d4 c5 7. b5 cxd4 8. exd4 e5 9. Be2 Nh5 10. dxe5 dxe5 11. 0-0 Nf4 12. Nbd2 Re8 13. Ne1 Nxe2+ 14. Qxe2 Be6 15. Nc2 Nd7 16. Nb3 Rc8 17. Ne3 Nb6 18. Rac1 Bh6 19. Rfd1 Qc7 20. c5 Na4 21. Ba1 f6 22. Rc4 Bxe3 23. fxe3 Nb6 24. Rcc1 Nd5 25. Qf3 Rcd8 26. c6 b6 27. Nd2 Kg7 28. Ne4 Rf8 29. Rd2 Bg8 30. Rcd1 Qe7 31. Nf2 h6 32. e4 1-0

[Event "Hannover-chC"]
[Site "Lehrte"]
[Date "2013.10.19"]
[Round "5"]
[White "Gruender, Michael"]
[Black "Schmezko, Stefan"]
[Result "1/2-1/2"]
[ECO "E69"]
[WhiteElo "1891"]
[BlackElo "1984"]
[PlyCount "39"]
[EventDate "2013.10.17"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 0-0 5. 0-0 d6 6. d4 Nbd7 7. Nc3 e5 8. h3 c6 9. e4 Qb6 10. dxe5 dxe5 11. Qc2 a5 12. a3 Re8 13. Rd1 Qc7 14. Be3 Bf8 15. Na4 Nh5 16. c5 Ng7 17. Qc4 Ne6 18. Ng5 Nxg5 19. Bxg5 Bg7 20. Be3 1/2-1/2

[Event "Hannover-chC"]
[Site "Lehrte"]
[Date "2013.10.18"]
[Round "3"]
[White "Bruns, Kai Christian"]
[Black "Gruender, Michael"]
[Result "1/2-1/2"]
[ECO "A04"]
[WhiteElo "1953"]
[BlackElo "1891"]
[PlyCount "120"]
[EventDate "2013.10.17"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. Nf3 g6 2. g3 Bg7 3. Bg2 c5 4. d4 cxd4 5. Nxd4 Nc6 6. Nxc6 bxc6 7. 0-0 Rb8 8. c3 Qa5 9. Nd2 Nf6 10. Nb3 Qc7 11. Re1 0-0 12. e4 d6 13. Qc2 c5 14. Bf4 Nd7 15. c4 Bb7 16. Bd2 Bc6 17. Bc3 Bxc3 18. Qxc3 Rb4 19. Nd2 Rfb8 20. b3 Nf8 21. Bh3 Bd7 22. Bxd7 Qxd7 23. Qe3 Ne6 24. Nf3 a5 25. Rad1 a4 26. Rd3 axb3 27. axb3 Qb7 28. Nd2 Nd4 29. Rb1 Nc2 30. Qg5 Nd4 31. h4 Kg7 32. h5 h6 33. Qg4 Qc8 34. Qd1 Qh3 35. hxg6 Kxg6 36. Nf3 Nxf3+ 37. Rxf3 Qe6 38. Qd3 Kg7 39. Kg2 R4b6 40. Rf4 Qg6 41. Qf3 Kf8 42. Qc3 Qg7 43. Qf3 Qg6 44. Rf5 Ke8 45. Qc3 e6 46. Rf4 Rb4 47. f3 Ke7 48. Qd3 Qg5 49. Rh4 h5 50. Rd1 R8b6 51. f4 Qg6 52. Rb1 d5 53. cxd5 exd5 54. Qxd5 Qxe4+ 55. Qxe4+ Rxe4 56. Rxh5 c4 57. Kf3 Ree6 58. b4 Kf8 59. b5 Re7 60. Rc5 Reb7 1/2-1/2

[Event "Hannover-chC"]
[Site "Lehrte"]
[Date "2013.10.18"]
[Round "4"]
[White "Hampel, Felix"]
[Black "Gruender, Michael"]
[Result "1/2-1/2"]
[ECO "A40"]
[WhiteElo "2193"]
[BlackElo "1891"]
[PlyCount "68"]
[EventDate "2013.10.17"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. d4 g6 2. c4 Bg7 3. Nc3 c5 4. d5 Bxc3+ 5. bxc3 f5 6. h4 Nf6 7. h5 Rg8 8. hxg6 hxg6 9. Qa4 Qb6 10. e3 Qa6 11. Qb3 d6 12. Bb2 Nbd7 13. Nf3 Ne4 14. Bd3 Ndf6 15. Nd2 Bd7 16. Bc2 0-0-0 17. Nf1 Rh8 18. Rxh8 Rxh8 19. f3 Ng5 20. Kf2 e5 21. Bc1 Nf7 22. Ng3 Nd8 23. a3 b6 24. Bd1 Nb7 25. Be2 Na5 26. Qa2 Ba4 27. Rb1 Qb7 28. Bd2 Rh6 29. Qa1 Qh7 30. Rh1 Rxh1 31. Nxh1 Nb3 32. Qd1 Qd7 33. Ng3 Na5 34. Qh1 Qh7 1/2-1/2

[Event "Hannover-chC"]
[Site "Lehrte"]
[Date "2013.10.17"]
[Round "2"]
[White "Gruender, Michael"]
[Black "Ehlert, Horst"]
[Result "0-1"]
[ECO "A37"]
[WhiteElo "1891"]
[BlackElo "1927"]
[PlyCount "50"]
[EventDate "2013.10.17"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. Nf3 c5 2. c4 g6 3. Nc3 Bg7 4. g3 Nc6 5. Bg2 e6 6. 0-0 Nge7 7. d4 cxd4 8. Nb5 0-0 9. Nbxd4 d5 10. Nxc6 bxc6 11. Qa4 Qb6 12. cxd5 cxd5 13. Bg5 Nc6 14. Rfd1 Qa6 15. Qxa6 Bxa6 16. Rd2 Na5 17. Rb1 Nc4 18. Rc2 Rab8 19. Be7 Rfe8 20. Bc5 Rb5 21. b4 Na3 22. Rbc1 Nxc2 23. Rxc2 Rc8 24. a3 Bf8 25. Nd4 Bxc5 0-1

[Event "Hannover-chC"]
[Site "Lehrte"]
[Date "2013.10.17"]
[Round "1"]
[White "Schmitt, Michael"]
[Black "Gruender, Michael"]
[Result "1/2-1/2"]
[ECO "B15"]
[WhiteElo "2000"]
[BlackElo "1891"]
[PlyCount "50"]
[EventDate "2013.10.17"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 c6 4. Nf3 d5 5. e5 Nh6 6. Bd3 f6 7. 0-0 Nf7 8. exf6 Bxf6 9. h3 0-0 10. Re1 Nd7 11. Bf4 Re8 12. Be5 Nfxe5 13. dxe5 Bg7 14. Qd2 Rf8 15. Qg5 Nc5 16. Nh4 Ne6 17. Qg3 Nf4 18. Rad1 Qc7 19. Nf3 Nh5 20. Qh2 Bf5 21. Nd4 Bd7 22. Bf1 Nf4 23. g3 Ne6 24. Nxe6 Bxe6 25. g4 Rf7 1/2-1/2

[Event "Oberliga Nord W 1314"]
[Site "Germany"]
[Date "2013.10.13"]
[Round "1.8"]
[White "Ananiadis, Paulos"]
[Black "Gruender, Michael"]
[Result "1/2-1/2"]
[ECO "A36"]
[BlackElo "2024"]
[PlyCount "62"]
[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 "Hannover"]
[BlackTeam "Hannover SF"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. c4 g6 2. g3 Bg7 3. Bg2 c5 4. Nc3 Nc6 5. e3 b6 6. Nge2 Bb7 7. d3 Rc8 8. a3 Qc7 9. Rb1 Nf6 10. b4 Nxb4 11. e4 Nc6 12. Bb2 0-0 13. Nd5 Nxd5 14. Bxg7 Kxg7 15. exd5 Ne5 16. h4 h5 17. Nf4 Ng4 18. 0-0 e6 19. Qd2 exd5 20. Nxh5+ Kh7 21. Qg5 Qe5 22. Qxg4 gxh5 23. Qg5 Qxg5 24. hxg5 Rce8 25. Rfe1 Re6 26. cxd5 Rd6 27. Re5 Kg7 28. f4 Ba6 29. Bf1 Bb7 30. Bg2 Ba6 31. Bf1 Bb7 1/2-1/2

[Event "Niedersachsen-ch op-A"]
[Site "Verden"]
[Date "2013.01.06"]
[Round "7"]
[White "Falk, Tobias"]
[Black "Gruender, Michael"]
[Result "1/2-1/2"]
[ECO "A41"]
[WhiteElo "2002"]
[BlackElo "2022"]
[PlyCount "47"]
[EventDate "2013.01.03"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. c4 g6 2. d4 Bg7 3. Nc3 d6 4. Bg5 f6 5. Bh4 Nh6 6. Nf3 Nf5 7. Bg3 Nc6 8. d5 Ne5 9. Bxe5 dxe5 10. g3 e6 11. Bg2 0-0 12. 0-0 Qe7 13. Nd2 Bh6 14. e3 Ng7 15. Qc2 f5 16. Rfe1 Ne8 17. Rad1 exd5 18. Nxd5 Qf7 19. Nf3 c6 20. Nc3 Bg7 21. Ne2 h6 22. Rd2 Be6 23. b3 Qc7 24. Red1 1/2-1/2

[Event "Niedersachsen-ch op-A"]
[Site "Verden"]
[Date "2013.01.05"]
[Round "5"]
[White "Freystein, Martin"]
[Black "Gruender, Michael"]
[Result "1/2-1/2"]
[ECO "A42"]
[WhiteElo "2045"]
[BlackElo "2022"]
[PlyCount "36"]
[EventDate "2013.01.03"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. d4 g6 2. c4 Bg7 3. Nc3 d6 4. e4 Nd7 5. Be3 e5 6. Nge2 Nh6 7. f3 f6 8. Qd2 Nf7 9. a3 c6 10. h4 0-0 11. g4 exd4 12. Nxd4 Nc5 13. b4 Ne6 14. Be2 Ne5 15. Rd1 Nxd4 16. Bxd4 Be6 17. Bxe5 dxe5 18. Qxd8 Rfxd8 1/2-1/2

[Event "Niedersachsen-ch op-A"]
[Site "Verden"]
[Date "2013.01.05"]
[Round "6"]
[White "Gruender, Michael"]
[Black "Bos, Robin"]
[Result "1/2-1/2"]
[ECO "A39"]
[WhiteElo "2022"]
[BlackElo "1928"]
[PlyCount "61"]
[EventDate "2013.01.03"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. Nf3 c5 2. c4 Nf6 3. g3 g6 4. Bg2 Bg7 5. Nc3 0-0 6. 0-0 Nc6 7. d4 cxd4 8. Nxd4 Nxd4 9. Qxd4 d6 10. Qd3 Rb8 11. Bf4 b6 12. Rfd1 Bb7 13. e4 Qd7 14. h3 Rfc8 15. Rac1 a6 16. a4 Bc6 17. b3 h6 18. g4 g5 19. Be3 Qb7 20. Nd5 Nxd5 21. exd5 Bd7 22. f4 Bf6 23. fxg5 hxg5 24. Qd2 b5 25. axb5 axb5 26. Bxg5 bxc4 27. bxc4 Qa7+ 28. Be3 Qa6 29. Bd4 Bxd4+ 30. Qxd4 Qb6 31. Qxb6 1/2-1/2

[Event "Niedersachsen-ch op-A"]
[Site "Verden"]
[Date "2013.01.04"]
[Round "4"]
[White "Gruender, Michael"]
[Black "Lange, Torsten"]
[Result "1/2-1/2"]
[ECO "D77"]
[WhiteElo "2022"]
[BlackElo "2009"]
[PlyCount "68"]
[EventDate "2013.01.03"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. Bg2 g6 5. 0-0 Bg7 6. d4 0-0 7. Qc2 c6 8. Nbd2 b5 9. b3 Ba6 10. Bb2 Nbd7 11. a4 bxc4 12. bxc4 Nb6 13. Ne5 Rc8 14. a5 Nbd7 15. Nd3 Re8 16. Rfd1 Rb8 17. Ba3 Bf8 18. Bxf8 Rxf8 19. Qa4 Qc7 20. Nb4 Bb7 21. Rac1 Qd6 22. Nd3 Ba6 23. Nc5 Nxc5 24. dxc5 Qc7 25. cxd5 exd5 26. e4 Bb5 27. Qa1 Nxe4 28. Bxe4 dxe4 29. Nxe4 Rfd8 30. Nf6+ Kf8 31. Nxh7+ Kg8 32. Nf6+ Kf8 33. Nh7+ Kg8 34. Nf6+ Kf8 1/2-1/2

[Event "Niedersachsen-ch op-A"]
[Site "Verden"]
[Date "2013.01.04"]
[Round "3"]
[White "Guennigmann, Manuel"]
[Black "Gruender, Michael"]
[Result "1/2-1/2"]
[ECO "B06"]
[WhiteElo "2142"]
[BlackElo "2022"]
[PlyCount "59"]
[EventDate "2013.01.03"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Bc4 Nd7 5. Nf3 e6 6. Bg5 f6 7. Be3 Nb6 8. Bb3 Ne7 9. Qd2 Nc6 10. d5 Na5 11. dxe6 Nxb3 12. axb3 Bxe6 13. Nd4 Bf7 14. 0-0 0-0 15. f4 a6 16. f5 Re8 17. Bh6 d5 18. Bxg7 Kxg7 19. exd5 Nxd5 20. Nxd5 Qxd5 21. Rad1 Qe4 22. Rde1 Qd5 23. c4 Qd6 24. Rd1 Rad8 25. Qf2 Kg8 26. Rd2 g5 27. Rfd1 Qb6 28. h4 h6 29. hxg5 hxg5 30. Ne6 1/2-1/2

[Event "Niedersachsen-ch op-A"]
[Site "Verden"]
[Date "2013.01.03"]
[Round "2"]
[White "Gruender, Michael"]
[Black "Mildner, Ramon"]
[Result "1-0"]
[ECO "E01"]
[WhiteElo "2022"]
[BlackElo "1630"]
[PlyCount "69"]
[EventDate "2013.01.03"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 e6 3. g3 Nf6 4. Bg2 c6 5. Qc2 Nbd7 6. d4 Bd6 7. 0-0 0-0 8. Rd1 Re8 9. Nc3 h6 10. e4 dxe4 11. Nxe4 Nxe4 12. Qxe4 Nf6 13. Qe2 Bd7 14. Bd2 Qb8 15. Bc3 a5 16. Ne5 Qc7 17. Rac1 a4 18. h4 Rad8 19. g4 Nh7 20. Be4 f5 21. Bg2 Bxe5 22. dxe5 fxg4 23. Qxg4 Re7 24. Rd6 Rf7 25. Rcd1 Nf8 26. Qg3 b5 27. cxb5 cxb5 28. Bd2 h5 29. Bc3 Rb8 30. Qg5 b4 31. Bd4 b3 32. a3 Rf5 33. Qe3 Qc2 34. Bc3 Rf7 35. Be4 1-0

[Event "Niedersachsen-ch op-A"]
[Site "Verden"]
[Date "2013.01.03"]
[Round "1"]
[White "Rockmann, Jan Okke"]
[Black "Gruender, Michael"]
[Result "0-1"]
[ECO "A41"]
[WhiteElo "1766"]
[BlackElo "2022"]
[PlyCount "51"]
[EventDate "2013.01.03"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. d4 g6 2. Nf3 Bg7 3. c4 d6 4. Nc3 Nd7 5. e3 e5 6. Be2 Nh6 7. 0-0 0-0 8. b3 Nf5 9. Bb2 c6 10. Qd2 Re8 11. Rad1 exd4 12. exd4 Nf8 13. d5 c5 14. Rfe1 Bd7 15. Bd3 Nh4 16. Qf4 Nxf3+ 17. Qxf3 Qa5 18. Bc2 Bg4 19. Qxg4 Bxc3 20. Rxe8 Rxe8 21. Bc1 Qxa2 22. Bd3 Qxb3 23. Bf1 Bg7 24. h4 h5 25. Qf3 Qxf3 26. gxf3 0-1

[Event "Hannover-chC"]
[Site "Lehrte"]
[Date "2012.10.23"]
[Round "3"]
[White "Gruender, Michael"]
[Black "Herrmann, Andreas"]
[Result "1/2-1/2"]
[ECO "A55"]
[WhiteElo "1873"]
[BlackElo "2084"]
[PlyCount "128"]
[EventDate "2012.10.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. Nf3 d6 2. c4 e5 3. d4 Nd7 4. Nc3 Ngf6 5. g3 Be7 6. Bg2 0-0 7. 0-0 c6 8. h3 Re8 9. e4 h6 10. Be3 Nh7 11. Qc2 Qc7 12. Rad1 Ndf8 13. d5 c5 14. a3 a6 15. Rfe1 Ng5 16. h4 Ngh7 17. Nh2 Nf6 18. f3 Bd7 19. Bf1 Ng6 20. b4 b6 21. Qf2 Nh5 22. Rc1 Rf8 23. Bd3 Nhf4 24. gxf4 exf4 25. Bd2 Bxh4 26. Qg2 Bxe1 27. Rxe1 Rae8 28. Bf1 Re5 29. Qf2 Qd8 30. Ne2 Rg5+ 31. Kh1 Qf6 32. Bc3 Ne5 33. Bxe5 Qxe5 34. Qh4 cxb4 35. axb4 Qb2 36. Nxf4 Qxb4 37. Nd3 Qc3 38. f4 Rg6 39. Qf2 b5 40. c5 b4 41. Rc1 Qa3 42. c6 Bc8 43. Qb2 Rg3 44. Qxa3 bxa3 45. Ra1 Re8 46. Nf2 Rc3 47. Bg2 f6 48. Kg1 a5 49. Nf3 Ba6 50. Nd4 Rb8 51. c7 Rxc7 52. Rxa3 Rb1+ 53. Kh2 Rc4 54. Nf5 Rc2 55. Ng4 Rbb2 56. Nge3 Rc5 57. Nxd6 g6 58. e5 Rb6 59. Kg3 Kf8 60. Ng4 f5 61. Nf6 Ke7 62. Ng8+ Kf8 63. Nf6 Ke7 64. Ng8+ Kf8 1/2-1/2

[Event "Hannover-chC"]
[Site "Lehrte"]
[Date "2012.10.23"]
[Round "1"]
[White "Gruender, Michael"]
[Black "Lick, Patrick"]
[Result "0-1"]
[ECO "A17"]
[WhiteElo "1873"]
[BlackElo "2147"]
[PlyCount "66"]
[EventDate "2012.10.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 e6 3. g3 b6 4. Bg2 Bb7 5. Nc3 Bb4 6. Qb3 Na6 7. 0-0 0-0 8. d4 c5 9. Bg5 h6 10. Bxf6 Qxf6 11. d5 Bxc3 12. Qxc3 Qxc3 13. bxc3 exd5 14. Ne5 Rfe8 15. Nd3 Rab8 16. cxd5 Rxe2 17. Rfe1 Rd2 18. Red1 Rxd1+ 19. Rxd1 d6 20. a4 Nc7 21. Nb2 Ba6 22. Bf1 Bxf1 23. Kxf1 Kf8 24. Nc4 Ke7 25. Ne3 g6 26. Ke2 a6 27. Kf3 b5 28. axb5 axb5 29. Ra1 Ra8 30. Re1 Kd7 31. c4 Ra3 32. cxb5 Nxd5 33. b6 Nxe3 0-1

[Event "Hannover-chC"]
[Site "Lehrte"]
[Date "2012.10.23"]
[Round "7"]
[White "Gruender, Michael"]
[Black "Schulz, Daniel"]
[Result "0-1"]
[ECO "A15"]
[WhiteElo "1873"]
[BlackElo "1823"]
[PlyCount "66"]
[EventDate "2012.10.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. b4 a5 4. b5 Bg7 5. Bb2 d6 6. d4 Nbd7 7. e3 0-0 8. Be2 e5 9. 0-0 e4 10. Nfd2 Qe7 11. Nc3 Re8 12. Qc2 b6 13. Rac1 h5 14. Na4 Rb8 15. c5 dxc5 16. dxc5 Ne5 17. Bd4 Bf5 18. cxb6 Nf3+ 19. gxf3 exf3 20. Bd3 Bxd3 21. Qxd3 Qe6 22. Nxf3 Qg4+ 23. Kh1 Qxf3+ 24. Kg1 Re4 25. Rfd1 h4 26. h3 Qxh3 27. f4 Ng4 28. Qd2 Bxd4 29. exd4 Re3 30. Rc2 Rg3+ 31. Qg2 Rxg2+ 32. Rxg2 Qe3+ 33. Kh1 cxb6 0-1

[Event "Hannover-chC"]
[Site "Lehrte"]
[Date "2012.10.23"]
[Round "2"]
[White "Raulf, Christopher"]
[Black "Gruender, Michael"]
[Result "0-1"]
[ECO "A41"]
[WhiteElo "1832"]
[BlackElo "1873"]
[PlyCount "36"]
[EventDate "2012.10.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. d4 g6 2. e4 Bg7 3. c4 d6 4. f4 Nc6 5. d5 Nd4 6. Be3 e5 7. Bxd4 exd4 8. Nf3 c5 9. Bd3 Nf6 10. h3 Nh5 11. Qd2 Bh6 12. Ng5 Nxf4 13. Qxf4 Bxg5 14. Qf2 Qa5+ 15. Kd1 0-0 16. Qg3 Qd8 17. h4 Bf6 18. Be2 d3 0-1

[Event "Hannover-chC"]
[Site "Lehrte"]
[Date "2012.10.22"]
[Round "5"]
[White "Gruender, Michael"]
[Black "Kiesel, Harald"]
[Result "1/2-1/2"]
[ECO "D34"]
[WhiteElo "1873"]
[BlackElo "2078"]
[PlyCount "99"]
[EventDate "2012.10.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. Nf3 e6 2. c4 d5 3. g3 c5 4. cxd5 exd5 5. d4 Nc6 6. Nc3 Nf6 7. Bg2 Be7 8. 0-0 0-0 9. Bg5 cxd4 10. Nxd4 h6 11. Bf4 Bg4 12. h3 Be6 13. Qa4 Qb6 14. Nxe6 fxe6 15. Qb5 d4 16. Qxb6 axb6 17. Nb5 e5 18. Bd2 Rfd8 19. Rfd1 e4 20. e3 dxe3 21. fxe3 Bc5 22. Kf1 Ne5 23. b4 Be7 24. a3 Nc4 25. Ke2 Nh5 26. Be1 Bf6 27. Rab1 Rxd1 28. Rxd1 Bg5 29. Bxe4 Nxe3 30. Rd3 Nf6 31. Bxb7 Re8 32. Kf3 Nc4 33. Bc3 Ne5+ 34. Bxe5 Rxe5 35. Nc3 h5 36. Ne4 Nxe4 37. Bxe4 Kf8 38. Rd7 b5 39. Rd1 Ke7 40. h4 Bh6 41. Rd3 Bc1 42. Bc6 g5 43. hxg5 Bxg5 44. a4 bxa4 45. Bxa4 Kf7 46. Bc6 Be7 47. b5 Bc5 48. Rd7+ Kf6 49. Bd5 Re7 50. Rxe7 1/2-1/2

[Event "Hannover-chC"]
[Site "Lehrte"]
[Date "2012.10.22"]
[Round "6"]
[White "Hilker, Bjoern"]
[Black "Gruender, Michael"]
[Result "1/2-1/2"]
[ECO "A42"]
[WhiteElo "1911"]
[BlackElo "1873"]
[PlyCount "34"]
[EventDate "2012.10.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. c4 d6 4. Nc3 Nc6 5. Be3 e5 6. d5 Nd4 7. Be2 c5 8. f4 exf4 9. Bxf4 Nf6 10. Nf3 Ng4 11. Nxd4 cxd4 12. Nb5 Ne5 13. Nxd4 0-0 14. Nf3 Nxf3+ 15. Bxf3 Bxb2 16. Rb1 Bc3+ 17. Bd2 Be5 1/2-1/2

[Event "Hannover-chC"]
[Site "Lehrte"]
[Date "2012.10.21"]
[Round "4"]
[White "Ehlert, Horst"]
[Black "Gruender, Michael"]
[Result "1/2-1/2"]
[ECO "A04"]
[WhiteElo "1936"]
[BlackElo "1873"]
[PlyCount "51"]
[EventDate "2012.10.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. d4 g6 2. g3 Bg7 3. Bg2 c5 4. Nf3 cxd4 5. Nxd4 Nc6 6. Nb3 b6 7. 0-0 Bb7 8. e4 Rc8 9. Re1 d6 10. c3 Qc7 11. Na3 Qb8 12. Be3 Nf6 13. Qd2 h5 14. h3 Ne5 15. Bg5 Nc4 16. Nxc4 Rxc4 17. Nd4 Rc5 18. Rad1 a6 19. Bxf6 Bxf6 20. Qe3 b5 21. Nb3 Rc8 22. Qb6 Qc7 23. Qxc7 Rxc7 24. Na5 Bc8 25. f4 0-0 26. e5 1/2-1/2

[Event "Daehne Cup Region II Rest"]
[Site "Hannover"]
[Date "2012.02.27"]
[Round "3"]
[White "Gruender, Michael"]
[Black "Kiesewetter, Oliver"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1977"]
[BlackElo "1865"]
[PlyCount "48"]
[EventDate "2012.02.??"]
[EventType "swiss"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. Nf3 d5 2. b4 Bf5 3. Bb2 e6 4. b5 Nf6 5. e3 Be7 6. Be2 h6 7. 0-0 0-0 8. a4 Nbd7 9. a5 Nc5 10. Nd4 Bh7 11. a6 Qc8 12. axb7 Qxb7 13. f4 Bd6 14. d3 a6 15. c4 axb5 16. cxb5 c6 17. Nc3 Rxa1 18. Bxa1 cxb5 19. Ncxb5 Be7 20. Qc2 Ra8 21. Rb1 Qb6 22. Nc3 Qa6 23. e4 dxe4 24. dxe4 Qd6 0-1

[Event "Daehne Cup Region II"]
[Site "Hannover"]
[Date "2012.02.13"]
[Round "2"]
[White "Gruender, Michael"]
[Black "Meier Hoffmann, Daniel"]
[Result "0-1"]
[ECO "A30"]
[WhiteElo "1977"]
[BlackElo "1944"]
[PlyCount "130"]
[EventDate "2012.02.06"]
[EventType "k.o."]
[EventRounds "4"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 c5 3. Nc3 e6 4. g3 b6 5. Bg2 Bb7 6. 0-0 Be7 7. Re1 d6 8. e4 Nbd7 9. d4 cxd4 10. Nxd4 Qc7 11. Be3 Rc8 12. Rc1 Qb8 13. b3 h5 14. h3 Nc5 15. Bg5 a6 16. f4 Qa8 17. Qe2 Ncd7 18. Nf3 0-0 19. Nh4 g6 20. Bf3 Kg7 21. e5 dxe5 22. fxe5 Bc5+ 23. Kh2 Nh7 24. Bd2 Rcd8 25. Bxb7 Qxb7 26. Ne4 Be7 27. Nf3 Nc5 28. Nd6 Qc7 29. Rcd1 Nb7 30. Bc3 Kg8 31. Ne4 Nc5 32. Nxc5 Qxc5 33. h4 Rfe8 34. Nd2 Qc7 35. Ne4 Rxd1 36. Rxd1 Rd8 37. Rd2 Rxd2 38. Qxd2 Qd8 39. Qxd8+ Bxd8 40. Bd4 Nf8 41. Nd6 Nd7 42. Kg2 Kf8 43. Kf3 Bc7 44. Nc8 Nxe5+ 45. Bxe5 Bxe5 46. Nxb6 Ke7 47. c5 Bd4 48. b4 f5 49. Nc4 Kd7 50. Na5 Be5 51. Nc4 Bc7 52. a4 Kc6 53. Ne3 a5 54. bxa5 Kxc5 55. a6 Kb6 56. Ng2 e5 57. Ne3 Kxa6 58. Nd5 Bd8 59. Nb4+ Kb6 60. Ke3 Kc5 61. Nd3+ Kd5 62. Nb4+ Kd6 63. Nd3 Ba5 64. Nb2 Kd5 65. Nd3 Bc3 0-1

[Event "Daehne Cup Region II"]
[Site "Hannover"]
[Date "2012.02.06"]
[Round "1"]
[White "Nagel, Detlev"]
[Black "Gruender, Michael"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "1346"]
[BlackElo "1977"]
[PlyCount "78"]
[EventDate "2012.02.06"]
[EventType "k.o."]
[EventRounds "4"]
[EventCountry "GER"]
[SourceTitle "EXT 2022"]
[Source "ChessBase"]
[SourceDate "2021.10.06"]
[SourceVersion "1"]
[SourceVersionDate "2021.10.06"]
[SourceQuality "1"]

1. d4 g6 2. e4 Bg7 3. e5 c5 4. Nf3 cxd4 5. Qxd4 Nc6 6. Qe4 Nxe5 7. Nxe5 Qa5+ 8. c3 Qxe5 9. Qxe5 Bxe5 10. Be2 Bg7 11. Be3 Nf6 12. Bf3 d6 13. h3 0-0 14. Na3 Bd7 15. 0-0 Bc6 16. Be2 Nd5 17. Bd2 Nb6 18. Rac1 a6 19. b3 Rac8 20. Nb1 Be4 21. Bf3 Bxf3 22. gxf3 Nd7 23. f4 Nc5 24. Rc2 Rc7 25. Be3 Ne6 26. Kg2 Rfc8 27. Rfc1 d5 28. Na3 Rxc3 29. Rxc3 Rxc3 30. Rd1 d4 31. Bc1 b5 32. Bb2 Rc5 33. b4 Rf5 34. Rc1 Nxf4+ 35. Kh2 Be5 36. Rf1 Nd3+ 37. f4 Nxb2 38. Kg3 Nd3 39. Nc2 Nxf4 0-1

[Event "Niedersachsen-ch op-B"]
[Site "Verden"]
[Date "2012.01.05"]
[Round "7"]
[White "Gruender, Michael"]
[Black "Zotin, Vladimir"]
[Result "1-0"]
[ECO "A41"]
[WhiteElo "2035"]
[BlackElo "1895"]
[PlyCount "53"]
[EventDate "2012.01.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. Nf3 g6 2. c4 Bg7 3. Nc3 Nc6 4. d4 d6 5. d5 Ne5 6. Nd4 c5 7. dxc6 Nxc6 8. Nxc6 bxc6 9. g3 Nf6 10. Bg2 Qc7 11. 0-0 0-0 12. Bf4 Rb8 13. c5 Ne8 14. Rc1 e5 15. cxd6 Nxd6 16. Bg5 Be6 17. Na4 Bc4 18. b3 Bb5 19. Nc5 h6 20. Bd2 Nb7 21. a4 Nxc5 22. Rxc5 Qd6 23. Rc2 Bxe2 24. Qxe2 Rxb3 25. Be3 Qd3 26. Qxd3 Rxd3 27. Rxc6 1-0

[Event "Niedersachsen-ch op-B"]
[Site "Verden"]
[Date "2012.01.04"]
[Round "6"]
[White "Balazs, Balint"]
[Black "Gruender, Michael"]
[Result "0-1"]
[ECO "B33"]
[WhiteElo "1670"]
[BlackElo "2035"]
[PlyCount "46"]
[EventDate "2012.01.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Qb6 5. Nb3 Nf6 6. Nc3 e6 7. Be3 Qc7 8. f3 Bb4 9. Qd2 d5 10. a3 Bxc3 11. Qxc3 dxe4 12. fxe4 0-0 13. Bd3 Qe5 14. Bd2 Bd7 15. 0-0-0 Rac8 16. Nc5 Nd4 17. Nxd7 Nxd7 18. Qb4 a5 19. Qe7 Nc5 20. Kb1 f6 21. Bc3 Rfe8 22. Bxd4 Qxd4 23. c3 Qe5 0-1

[Event "Niedersachsen-ch op-B"]
[Site "Verden"]
[Date "2012.01.04"]
[Round "5"]
[White "Gruender, Michael"]
[Black "Hoppe, Andreas"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "2035"]
[BlackElo "1411"]
[PlyCount "66"]
[EventDate "2012.01.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. Nf3 d5 2. b4 Nf6 3. Bb2 Bf5 4. e3 e6 5. b5 Nbd7 6. Be2 Bd6 7. a4 0-0 8. 0-0 Rc8 9. c4 c6 10. Nd4 Bg6 11. f4 c5 12. Nf3 dxc4 13. Na3 Qc7 14. Nxc4 Be7 15. Qb3 Nb6 16. Be5 Qd8 17. a5 Nxc4 18. Bxc4 Qd7 19. Ra2 Rfd8 20. Ba1 Bd3 21. Ne5 Bxc4 22. Qxc4 Qd5 23. Rc1 Ne4 24. d3 Qxc4 25. dxc4 Rd6 26. a6 b6 27. Nc6 Rd7 28. g3 Bf6 29. Be5 Bxe5 30. Nxe5 Rd6 31. Nc6 Rc7 32. Raa1 Rcd7 33. Ne5 Rd8 1/2-1/2

[Event "Niedersachsen-ch op-B"]
[Site "Verden"]
[Date "2012.01.03"]
[Round "4"]
[White "Gruender, Michael"]
[Black "Ten Vergert, Paul"]
[Result "0-1"]
[ECO "A21"]
[WhiteElo "2035"]
[BlackElo "2200"]
[PlyCount "52"]
[EventDate "2012.01.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. Nf3 c5 2. c4 Nc6 3. g3 e5 4. Nc3 f5 5. d3 Nf6 6. Bg2 d6 7. a3 Be7 8. Rb1 a5 9. 0-0 0-0 10. Ne1 Qe8 11. Nc2 f4 12. e3 fxg3 13. fxg3 Qg6 14. b4 axb4 15. axb4 Bf5 16. e4 Bg4 17. Bf3 Qh5 18. Nd5 Bxf3 19. Rxf3 Ng4 20. h4 Rxf3 21. Qxf3 Rf8 22. Qd1 Qg6 23. Bg5 Nf2 24. Qe2 Bxg5 25. hxg5 Qxg5 26. Kg2 Qh6 0-1

[Event "Niedersachsen-ch op-B"]
[Site "Verden"]
[Date "2012.01.03"]
[Round "3"]
[White "Kuenitz, Bernhard"]
[Black "Gruender, Michael"]
[Result "0-1"]
[ECO "A21"]
[WhiteElo "1882"]
[BlackElo "2035"]
[PlyCount "52"]
[EventDate "2012.01.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. c4 g6 2. Nc3 Bg7 3. g3 d6 4. Bg2 e5 5. d3 f5 6. f4 Nh6 7. e4 0-0 8. Nge2 c6 9. Qb3 Nf7 10. 0-0 Nd7 11. Be3 Nc5 12. Bxc5 dxc5 13. Rad1 g5 14. Kh1 gxf4 15. gxf4 Qh4 16. exf5 Nd6 17. Be4 Bxf5 18. Qc2 Bh3 19. Rg1 exf4 20. Bf3 Nf5 21. Rde1 Rae8 22. Qd2 Re3 23. Be4 f3 24. Bxf5 Bg2+ 25. Rxg2 fxg2+ 26. Kxg2 Qg5+ 0-1

[Event "Niedersachsen-ch op-B"]
[Site "Verden"]
[Date "2012.01.02"]
[Round "2"]
[White "Gruender, Michael"]
[Black "Brehm, Stefan"]
[Result "1/2-1/2"]
[ECO "A39"]
[WhiteElo "2035"]
[BlackElo "1763"]
[PlyCount "65"]
[EventDate "2012.01.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 c5 3. g3 Nc6 4. Bg2 g6 5. Nc3 Bg7 6. 0-0 0-0 7. d4 cxd4 8. Nxd4 Nxd4 9. Qxd4 d6 10. Qd3 Rb8 11. Bf4 b6 12. Rfd1 Bb7 13. e4 Nd7 14. Rac1 Ne5 15. Qe2 Qe8 16. Bg5 h6 17. Be3 Nc6 18. Nd5 Kh7 19. f4 Bc8 20. b3 Be6 21. Nc7 Qc8 22. Nxe6 Qxe6 23. h4 Nd8 24. Qf2 f6 25. f5 Qf7 26. fxg6+ Qxg6 27. Qf5 Rg8 28. Bf4 Bf8 29. h5 Qxf5 30. exf5 Rc8 31. Bd5 Rg4 32. Kf2 Rg7 33. Kf3 1/2-1/2

[Event "Niedersachsen-ch op-B"]
[Site "Verden"]
[Date "2012.01.02"]
[Round "1"]
[White "Vlassenko, Viktor"]
[Black "Gruender, Michael"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "1716"]
[BlackElo "2035"]
[PlyCount "64"]
[EventDate "2012.01.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. c3 Qa5 4. Bc4 e6 5. d3 Nf6 6. Nbd2 d5 7. exd5 exd5 8. Bb3 Be7 9. 0-0 0-0 10. Re1 h6 11. Nf1 Qc7 12. h3 Be6 13. d4 Rad8 14. Be3 Na5 15. Bc2 Nc4 16. Qc1 Nxe3 17. Qxe3 Rfe8 18. Ne5 cxd4 19. Qxd4 Bc5 20. Qh4 d4 21. Qg3 dxc3 22. Qxc3 Qb6 23. Re2 Bd4 24. Qg3 Bd5 25. Rc1 Re6 26. Nd3 Ne4 27. Qh2 Nxf2 28. Rxe6 fxe6 29. Nxf2 Bxf2+ 30. Kh1 Be1 31. Qe5 Qf2 32. Ne3 Qg3 0-1

[Event "Braunschweig Oker Cup"]
[Site "Braunschweig"]
[Date "2011.12.04"]
[Round "5"]
[White "Gruender, Michael"]
[Black "Helmold, Christian"]
[Result "1-0"]
[ECO "A39"]
[WhiteElo "2024"]
[BlackElo "1916"]
[PlyCount "49"]
[EventDate "2011.12.02"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "GER"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 c5 3. Nc3 Nc6 4. g3 g6 5. Bg2 Bg7 6. 0-0 0-0 7. d4 cxd4 8. Nxd4 Nxd4 9. Qxd4 a6 10. c5 Ne8 11. Qd3 d6 12. Bf4 Be6 13. Rfd1 Rc8 14. Bxb7 Rxc5 15. Qxa6 Bc4 16. Qa3 Bxc3 17. Qxc5 Bxb2 18. Qxc4 Bxa1 19. Rxa1 Qb6 20. Bf3 Nf6 21. Be3 Qa5 22. Rc1 e5 23. Qc7 Qa3 24. Qe7 Kg7 25. Bh6+ 1-0

