[Event "Ascona op 14th"]
[Site "Ascona"]
[Date "2019.04.28"]
[Round "4"]
[White "Wittenbrock, Frank"]
[Black "Odermatt, Klaus"]
[Result "0-1"]
[ECO "A03"]
[WhiteElo "1990"]
[BlackElo "1827"]
[PlyCount "124"]
[EventDate "2019.04.26"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "SUI"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. f4 d5 2. Nf3 Bg4 3. Ne5 Bh5 4. g3 f6 5. Nd3 Nd7 6. Bg2 c6 7. Nf2 e5 8. g4 Bf7 9. d3 Bd6 10. f5 h5 11. e4 dxe4 12. Nxe4 Be7 13. Nbc3 hxg4 14. Be3 Nh6 15. Ng3 Bc5 16. Bxc5 Nxc5 17. Qe2 Qa5 18. 0-0 Qb6 19. d4 Nd7 20. Rad1 0-0-0 21. Na4 Qb4 22. b3 exd4 23. a3 Qb5 24. Qf2 Nb6 25. Nxb6+ Qxb6 26. Be4 Rhe8 27. Rd3 Bd5 28. Bxd5 Rxd5 29. Rfd1 Re3 30. b4 Rxd3 31. Rxd3 Qd8 32. Rd1 Nf7 33. Nh5 Ng5 34. Qg3 Nf3+ 35. Kh1 Qc7 36. Qxc7+ Kxc7 37. Ng3 Re5 38. Rd3 Re1+ 39. Kg2 Re5 40. Kf2 Nh4 41. Rxd4 Nxf5 42. Rxg4 g5 43. c4 Kd7 44. Ne2 Ke7 45. Nc3 Re3 46. Re4+ Rxe4 47. Nxe4 b6 48. a4 Nd6 49. Nd2 c5 50. bxc5 bxc5 51. Ke3 f5 52. Kf3 Kf6 53. Nb3 Nxc4 54. Nxc5 Ke5 55. Nd7+ Kd6 56. Nb8 Ne5+ 57. Kg3 Kd5 58. Kg2 f4 59. Na6 Nd3 60. h4 g4 61. Kh2 Kc6 62. a5 Kb7 0-1

[Event "Ascona op 14th"]
[Site "Ascona"]
[Date "2019.04.28"]
[Round "5"]
[White "Zahner, Rolf"]
[Black "Wittenbrock, Frank"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "1465"]
[BlackElo "1990"]
[PlyCount "54"]
[EventDate "2019.04.26"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "SUI"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. c3 d5 4. exd5 Qxd5 5. d4 Nc6 6. Be3 cxd4 7. Nxd4 Bd7 8. Nxc6 Qxd1+ 9. Kxd1 Bxc6 10. f3 Nf6 11. Ke2 Nd5 12. Bd4 f6 13. c4 Nf4+ 14. Kf2 e5 15. Be3 Ne6 16. Bd3 Bc5 17. Bxc5 Nxc5 18. Be2 Rd8 19. Rd1 Rxd1 20. Bxd1 Nd3+ 21. Ke2 Nxb2 22. Bb3 Na4 23. Nd2 Nc5 24. Rd1 0-0 25. Bc2 f5 26. Nb3 Na4 27. Kd2 Nb2 0-1

[Event "Ascona op 14th"]
[Site "Ascona"]
[Date "2019.04.27"]
[Round "3"]
[White "Schubert, Ralf1111"]
[Black "Wittenbrock, Frank"]
[Result "0-1"]
[ECO "A87"]
[WhiteElo "1802"]
[BlackElo "1990"]
[PlyCount "82"]
[EventDate "2019.04.26"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "SUI"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. d4 f5 2. c4 Nf6 3. Nc3 d6 4. Nf3 g6 5. g3 Bg7 6. Bg2 0-0 7. 0-0 Qe8 8. Qb3 c6 9. Re1 Ne4 10. e3 e6 11. Nd2 d5 12. f3 Nxd2 13. Bxd2 Nd7 14. f4 Kh8 15. c5 b6 16. Na4 bxc5 17. Nxc5 Nxc5 18. dxc5 Ba6 19. Bc3 e5 20. Qd1 Qe7 21. b4 Qc7 22. a3 Rad8 23. Qf3 Kg8 24. Qf2 Bd3 25. Rad1 Be4 26. Rd2 exf4 27. Bxg7 fxg3 28. Qxg3 Qxg3 29. hxg3 Kxg7 30. Bxe4 fxe4 31. Rf1 Rxf1+ 32. Kxf1 Rb8 33. Kg2 a5 34. Rb2 Kf6 35. g4 axb4 36. Kg3 b3 37. Kf4 g5+ 38. Kg3 Ke6 39. Kf2 Rb5 40. a4 Rxc5 41. Rxb3 Rc2+ 0-1

[Event "Ascona op 14th"]
[Site "Ascona"]
[Date "2019.04.27"]
[Round "2"]
[White "Wittenbrock, Frank"]
[Black "Carre, Sylvain"]
[Result "0-1"]
[ECO "A02"]
[WhiteElo "1990"]
[BlackElo "2224"]
[PlyCount "106"]
[EventDate "2019.04.26"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "SUI"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. f4 Nh6 2. Nf3 d5 3. g3 c5 4. Bg2 Nc6 5. d3 Nf5 6. 0-0 d4 7. Na3 e6 8. e4 dxe3 9. Nc4 Be7 10. Nxe3 Nfd4 11. Ng5 0-0 12. c3 Nf5 13. Nxf5 exf5 14. Be3 h6 15. Nf3 Be6 16. Qe2 Re8 17. Rfd1 Qa5 18. Qf2 Rad8 19. d4 c4 20. Qc2 g6 21. Ne5 Bd5 22. b4 Qa6 23. a4 b5 24. axb5 Qxb5 25. Qa4 Qxa4 26. Rxa4 Bxg2 27. Kxg2 Nxe5 28. fxe5 Bf8 29. Re1 Rd7 30. Bf2 h5 31. Be3 f6 32. exf6 Kf7 33. Ra6 Bd6 34. Kf1 h4 35. Bf2 Rxe1+ 36. Bxe1 Kxf6 37. Rc6 Ke6 38. Rxc4 Kd5 39. Rc8 g5 40. Kf2 h3 41. Rh8 g4 42. Bd2 Ke4 43. Re8+ Kd3 44. Be1 f4 45. Re6 Bc7 46. Re8 fxg3+ 47. hxg3 Rf7+ 48. Kg1 Rf3 49. d5 Bb6+ 50. Kh2 Rf1 51. Re6 Bg1+ 52. Kh1 Be3+ 53. Kh2 Rxe1 0-1

[Event "Ascona op 14th"]
[Site "Ascona"]
[Date "2019.04.26"]
[Round "1"]
[White "Lenz, Boris"]
[Black "Wittenbrock, Frank"]
[Result "0-1"]
[ECO "B48"]
[WhiteElo "1508"]
[BlackElo "1990"]
[PlyCount "38"]
[EventDate "2019.04.26"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "SUI"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be3 a6 7. Bd3 Be7 8. Qg4 Nf6 9. Qxg7 Rg8 10. Qh6 Rg6 11. Qh3 Nxd4 12. Bxd4 e5 13. Be3 d5 14. Nxd5 Nxd5 15. Qxh7 Nxe3 16. fxe3 Bb4+ 17. c3 Bxc3+ 18. bxc3 Qxc3+ 19. Ke2 Qb2+ 0-1

[Event "Celerina op 12th"]
[Site "Celerina"]
[Date "2018.05.21"]
[Round "5"]
[White "Jovanovic, Sladjan"]
[Black "Wittenbrock, Frank"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "2156"]
[BlackElo "2002"]
[PlyCount "115"]
[EventDate "2018.05.19"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "SUI"]
[SourceTitle "CBM 184 Extra"]
[Source "ChessBase"]
[SourceDate "2018.06.28"]
[SourceVersion "1"]
[SourceVersionDate "2018.06.28"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. Bf4 b6 4. e3 Bb7 5. Nbd2 d5 6. Bd3 Nbd7 7. 0-0 Bd6 8. Ne5 0-0 9. Qf3 Re8 10. g4 Nf8 11. Bg3 Bxe5 12. dxe5 N6d7 13. Qe2 c5 14. c4 Ng6 15. f4 Ndf8 16. h4 Nd7 17. h5 Ngf8 18. cxd5 exd5 19. Nf3 Ne6 20. Qc2 Ndf8 21. Bb5 d4 22. Bxe8 Qxe8 23. f5 Nc7 24. e4 Qc6 25. Nxd4 Qxe4 26. Qxe4 Bxe4 27. Ne2 Bd3 28. Kf2 Nd5 29. Rfd1 c4 30. Nf4 Nxf4 31. Bxf4 Nd7 32. b4 b5 33. Ke3 a6 34. Rxd3 cxd3 35. Rc1 Rd8 36. Kd2 Nb6 37. Rc6 Nc4+ 38. Kc3 d2 39. Bxd2 Nxd2 40. Rxa6 Ne4+ 41. Kb3 Nd2+ 42. Kc3 Ne4+ 43. Kb3 h6 44. Rb6 Rd3+ 45. Kc2 Rd5 46. Rb8+ Kh7 47. e6 fxe6 48. fxe6 Re5 49. e7 Nd6 50. Rd8 Rxe7 51. Rxd6 Re4 52. Rg6 Rxb4 53. Rb6 Ra4 54. Kb3 Ra5 55. a3 Kg8 56. Rb7 Kf8 57. Kb2 Kg8 58. Kb3 1/2-1/2

[Event "Celerina op 12th"]
[Site "Celerina"]
[Date "2018.05.20"]
[Round "4"]
[White "Arquint, Andri"]
[Black "Wittenbrock, Frank"]
[Result "0-1"]
[ECO "C00"]
[WhiteElo "1950"]
[BlackElo "2002"]
[PlyCount "108"]
[EventDate "2018.05.19"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "SUI"]
[SourceTitle "CBM 184 Extra"]
[Source "ChessBase"]
[SourceDate "2018.06.28"]
[SourceVersion "1"]
[SourceVersionDate "2018.06.28"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 e6 3. Qe2 Nc6 4. Nf3 a6 5. g3 Nd4 6. Nxd4 cxd4 7. Nb1 Bc5 8. Bg2 Ne7 9. 0-0 0-0 10. d3 e5 11. Nd2 b5 12. f4 d6 13. Kh1 Qc7 14. c4 dxc3 15. bxc3 Bb7 16. Bb2 Nc6 17. Rac1 Qe7 18. f5 f6 19. Nf3 Bb6 20. Qc2 Na5 21. Nd2 Rac8 22. Nb3 Nc6 23. Qe2 b4 24. cxb4 Nxb4 25. a3 Nc6 26. Rc2 a5 27. Rfc1 a4 28. Nd2 Bd4 29. Qd1 Bxb2 30. Rxb2 Nd4 31. Rcb1 Bc6 32. Nc4 Nb3 33. Qe1 Qd8 34. Qb4 Nc5 35. Qd2 Qc7 36. Bf3 Nb3 37. Qb4 Rfd8 38. Ne3 Qa7 39. Nd1 Nc5 40. Qc4+ Kf8 41. Nc3 Qa6 42. Nb5 Nb3 43. Nxd6 Qxc4 44. Nxc4 Rxd3 45. Bg2 Rcd8 46. Re1 Rc3 47. Nb6 Nd4 48. Kg1 Rxa3 49. Rc1 Rb3 50. Ra2 Rxb6 51. Kf2 Rdb8 52. g4 Rb2+ 53. Rxb2 Rxb2+ 54. Kf1 Bb5+ 0-1

[Event "Celerina op 12th"]
[Site "Celerina"]
[Date "2018.05.20"]
[Round "3"]
[White "Wittenbrock, Frank"]
[Black "Wuest, Andreas"]
[Result "1-0"]
[ECO "A38"]
[WhiteElo "2002"]
[BlackElo "1736"]
[PlyCount "56"]
[EventDate "2018.05.19"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "SUI"]
[SourceTitle "CBM 184 Extra"]
[Source "ChessBase"]
[SourceDate "2018.06.28"]
[SourceVersion "1"]
[SourceVersionDate "2018.06.28"]
[SourceQuality "1"]

1. c4 c5 2. Nc3 Nc6 3. Nf3 g6 4. d4 cxd4 5. Nxd4 Bg7 6. Nc2 d6 7. g3 Nf6 8. Bg2 0-0 9. 0-0 Bg4 10. Ne3 Qd7 11. Bd2 Bh3 12. Rc1 Rac8 13. b3 Bxg2 14. Kxg2 Ng4 15. h3 Nxe3+ 16. Bxe3 Rfd8 17. Kh2 b6 18. Qd3 Nb4 19. Qb1 Bxc3 20. Rxc3 Nd5 21. Rd3 Nxe3 22. Rxe3 Rc5 23. Qe4 Re5 24. Qf3 Rxe3 25. Qxe3 Rc8 26. Rd1 Rc5 27. Rd4 Re5 28. g4 Rc5 1-0

[Event "Celerina op 12th"]
[Site "Celerina"]
[Date "2018.05.19"]
[Round "2"]
[White "Thomi, Hansjoerg"]
[Black "Wittenbrock, Frank"]
[Result "1-0"]
[ECO "B21"]
[WhiteElo "1838"]
[BlackElo "2002"]
[PlyCount "117"]
[EventDate "2018.05.19"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "SUI"]
[SourceTitle "CBM 184 Extra"]
[Source "ChessBase"]
[SourceDate "2018.06.28"]
[SourceVersion "1"]
[SourceVersionDate "2018.06.28"]
[SourceQuality "1"]

1. e4 c5 2. d3 Nc6 3. f4 e6 4. Nf3 d5 5. Be2 b6 6. 0-0 Bb7 7. exd5 exd5 8. Kh1 Nf6 9. Ne5 Bd6 10. Ng4 0-0 11. c3 d4 12. Nd2 Nxg4 13. Bxg4 f5 14. Bf3 Bc7 15. c4 Qf6 16. Bd5+ Kh8 17. Nf3 Rae8 18. Ng5 Nd8 19. Bxb7 Nxb7 20. Qh5 h6 21. Bd2 Nd8 22. Rae1 Qc6 23. Nf3 Re6 24. Rxe6 Qxe6 25. Re1 Qf7 26. Qxf7 Rxf7 27. Re8+ Kh7 28. Ne5 Rf6 29. Nd7 Kg6 30. Nxf6 Kxf6 31. Re2 a5 32. a3 Ne6 33. g3 Bd6 34. Kg2 h5 35. h3 g6 36. Kf3 Ng7 37. Re1 Ne6 38. Rb1 Bc7 39. g4 hxg4+ 40. hxg4 fxg4+ 41. Kxg4 a4 42. b3 axb3 43. Rxb3 Ng7 44. a4 Ne6 45. Rb5 Ke7 46. Rb1 Kf6 47. Rh1 Kg7 48. Kf3 Kg8 49. Ke4 Ng7 50. Kd5 Nh5 51. Rf1 Ng7 52. Ra1 Kf7 53. a5 bxa5 54. Kxc5 Ne6+ 55. Kd5 Kf6 56. Re1 Nxf4+ 57. Bxf4 Bxf4 58. Kxd4 Kf5 59. c5 1-0

[Event "Celerina op 12th"]
[Site "Celerina"]
[Date "2018.05.19"]
[Round "1"]
[White "Wittenbrock, Frank"]
[Black "Wartenweiler, Christian"]
[Result "1-0"]
[ECO "B00"]
[WhiteElo "2002"]
[PlyCount "109"]
[EventDate "2018.05.19"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "SUI"]
[SourceTitle "CBM 184 Extra"]
[Source "ChessBase"]
[SourceDate "2018.06.28"]
[SourceVersion "1"]
[SourceVersionDate "2018.06.28"]
[SourceQuality "1"]

1. d4 Nf6 2. Nc3 d6 3. e4 Nc6 4. f4 Bg4 5. Nge2 e5 6. d5 Nd4 7. Qd3 c5 8. dxc6 Nxc6 9. Be3 Be7 10. 0-0-0 a6 11. h3 Be6 12. Nd5 Bxd5 13. exd5 Nb4 14. Qb3 Qa5 15. Nc3 Rc8 16. a3 Rxc3 17. bxc3 Nbxd5 18. Bd2 Ne4 19. Bc4 Ndxc3 20. Bxc3 Qxc3 21. Qxc3 Nxc3 22. Rd3 Ne2+ 23. Kb2 Nxf4 24. Rf3 0-0 25. Rhf1 Bf6 26. Ka2 Nxg2 27. Rxf6 gxf6 28. Rg1 Rc8 29. Rxg2+ Kf8 30. Bd3 h6 31. Kb2 d5 32. Bf5 Rc7 33. Rd2 d4 34. Rd3 b5 35. Rb3 Ke7 36. Rg3 Kf8 37. Bh7 Ke7 38. Rg8 Ke6 39. Re8+ Kd5 40. Ra8 Rc6 41. Rd8+ Rd6 42. Be4+ Ke6 43. Re8+ Kd7 44. Rh8 f5 45. Bxf5+ Ke7 46. Ra8 Rb6 47. Bc8 e4 48. Ra7+ Kf6 49. Rxa6 Rxa6 50. Bxa6 Ke5 51. Bxb5 f5 52. Kc1 f4 53. Kd1 f3 54. Ke1 Kf4 55. a4 1-0

[Event "Zuerich op-B 40th"]
[Site "Zuerich"]
[Date "2016.12.30"]
[Round "7"]
[White "Giacomini, Plinio"]
[Black "Wittenbrock, Frank"]
[Result "0-1"]
[ECO "B47"]
[WhiteElo "1879"]
[BlackElo "2049"]
[PlyCount "50"]
[EventDate "2016.12.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "SUI"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Be2 Qc7 6. 0-0 Nf6 7. Nc3 a6 8. Kh1 Bb4 9. Nxc6 bxc6 10. Bd3 d5 11. exd5 cxd5 12. Bd2 0-0 13. Qe1 Bd6 14. f4 Bb7 15. Qh4 d4 16. Rf3 Bxf3 17. gxf3 Qe7 18. Qh3 dxc3 19. Bxc3 g6 20. Rg1 Bxf4 21. a3 e5 22. Qg2 Nd5 23. Be1 Qe6 24. Bf2 Be3 25. f4 Nxf4 0-1

[Event "Zuerich op-B 40th"]
[Site "Zuerich"]
[Date "2016.12.29"]
[Round "5"]
[White "Brand, Thomas1111"]
[Black "Wittenbrock, Frank"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "1843"]
[BlackElo "2049"]
[PlyCount "66"]
[EventDate "2016.12.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "SUI"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. g4 d5 2. Bg2 c6 3. g5 e5 4. d3 Bd6 5. h4 Be6 6. Nc3 Nd7 7. e4 Ne7 8. b3 f5 9. Bh3 Bb4 10. Bd2 Qa5 11. Na4 dxe4 12. Bxb4 Qxb4+ 13. c3 Qa5 14. dxe4 Qc7 15. Qc2 0-0 16. Ne2 b5 17. Nb2 Nc5 18. f3 fxe4 19. Bxe6+ Nxe6 20. fxe4 Rad8 21. Rd1 c5 22. Rxd8 Rxd8 23. Nd3 c4 24. Nf2 Ng6 25. Rh3 Nef4 26. Nxf4 Nxf4 27. Rg3 Qf7 28. bxc4 bxc4 29. Qa4 Rf8 30. Kd2 Ne6 31. Nh3 Qf1 32. Qxa7 Rd8+ 33. Kc2 Qe2+ 0-1

[Event "Zuerich op-B 40th"]
[Site "Zuerich"]
[Date "2016.12.29"]
[Round "6"]
[White "Wittenbrock, Frank"]
[Black "Bhunjun, Reto"]
[Result "0-1"]
[ECO "A03"]
[WhiteElo "2049"]
[BlackElo "1932"]
[PlyCount "52"]
[EventDate "2016.12.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "SUI"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. f4 Nf6 2. Nf3 d5 3. d3 g6 4. g3 Bg7 5. Bg2 0-0 6. 0-0 c5 7. c3 Nc6 8. Qc2 d4 9. e4 e5 10. Na3 Be6 11. Ng5 Qe7 12. Nxe6 fxe6 13. Bh3 exf4 14. Bxf4 Nh5 15. Qb3 Nxf4 16. gxf4 Kh8 17. Qxe6 Qxe6 18. Bxe6 dxc3 19. bxc3 Bxc3 20. Rad1 Nd4 21. f5 gxf5 22. Bxf5 Nxf5 23. exf5 a6 24. Nc4 Rae8 25. a4 Re2 26. Kh1 b5 0-1

[Event "Zuerich op-B 40th"]
[Site "Zuerich"]
[Date "2016.12.28"]
[Round "4"]
[White "Studer, Vital Alexander"]
[Black "Wittenbrock, Frank"]
[Result "0-1"]
[ECO "D05"]
[WhiteElo "1907"]
[BlackElo "2049"]
[PlyCount "132"]
[EventDate "2016.12.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "SUI"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. e3 c6 4. Bd3 e6 5. Ne5 Nbd7 6. f4 Be7 7. 0-0 0-0 8. Nd2 Ne8 9. c4 Nxe5 10. fxe5 dxc4 11. Nxc4 c5 12. Qh5 g6 13. Qg4 Ng7 14. Kh1 Nf5 15. a4 h5 16. Qf4 Bg5 17. Qf2 Bh4 18. Qe2 cxd4 19. Bxf5 exf5 20. exd4 Be7 21. Bh6 Re8 22. Rad1 Bd7 23. b3 h4 24. h3 Bg5 25. Bxg5 Qxg5 26. Nd6 Re7 27. Rc1 Bc6 28. Rc5 Qg3 29. Kg1 Qxb3 30. Rf4 Qg3 31. Qd2 Bxg2 32. Nxf5 gxf5 33. Qxg2 Qxg2+ 34. Kxg2 Rd8 35. Rxh4 Red7 36. Rc4 Kg7 37. Rf4 Kg6 38. Kf3 f6 39. exf6 Kxf6 40. Ke3 Re8+ 41. Kd3 Kg5 42. Rf1 Rh8 43. Rg1+ Kf6 44. Rg3 Rdh7 45. Rb4 Rxh3 46. Rxh3 Rxh3+ 47. Kc4 Rh7 48. a5 Ke6 49. Rb1 Rc7+ 50. Kd3 Rf7 51. Re1+ Kd6 52. Rh1 Kc6 53. Kc4 f4 54. Rh6+ Kc7 55. Rh2 f3 56. Rf2 Kd6 57. Kd3 Kd5 58. Ke3 Kc4 59. a6 b6 60. Rc2+ Kb5 61. Kf2 Kxa6 62. d5 Kb7 63. d6 Rd7 64. Kxf3 Rxd6 65. Ke4 b5 66. Ke5 Rd8 0-1

[Event "Zuerich op-B 40th"]
[Site "Zuerich"]
[Date "2016.12.27"]
[Round "3"]
[White "Geyer, Martin"]
[Black "Wittenbrock, Frank"]
[Result "0-1"]
[ECO "A88"]
[WhiteElo "1881"]
[BlackElo "2049"]
[PlyCount "88"]
[EventDate "2016.12.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "SUI"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 f5 2. c4 Nf6 3. g3 d6 4. Bg2 g6 5. Nc3 Bg7 6. Nf3 0-0 7. 0-0 c6 8. Re1 Ne4 9. Qc2 Nxc3 10. bxc3 e5 11. dxe5 dxe5 12. Ba3 Re8 13. Red1 Qa5 14. Bd6 Na6 15. Rab1 Nc5 16. Nd2 e4 17. Bxc5 Qxc5 18. e3 Qe5 19. Rbc1 Be6 20. Bf1 c5 21. Nb3 Bf6 22. Be2 Red8 23. Rxd8+ Rxd8 24. Nd2 Bd7 25. Nb1 Qe8 26. Rd1 Ba4 27. Rxd8 Bxd8 28. Qd2 Qd7 29. Qd5+ Qxd5 30. cxd5 Bf6 31. c4 Kf8 32. Kf1 Ke7 33. Nd2 Bc3 34. Nb3 Kd6 35. Bd1 a6 36. f4 exf3 37. Bxf3 b5 38. Be2 bxc4 39. Bxc4 Bb5 40. Bxb5 axb5 41. Ke2 c4 42. Nc1 Bb2 43. Kd2 Bxc1+ 44. Kxc1 b4 0-1

[Event "Zuerich op-B 40th"]
[Site "Zuerich"]
[Date "2016.12.27"]
[Round "2"]
[White "Wittenbrock, Frank"]
[Black "Suwendo, Poedjo"]
[Result "1-0"]
[ECO "D05"]
[WhiteElo "2049"]
[BlackElo "1840"]
[PlyCount "55"]
[EventDate "2016.12.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "SUI"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. e3 e6 4. Bd3 c5 5. c3 Be7 6. Nbd2 c4 7. Bc2 b5 8. e4 dxe4 9. Nxe4 Bb7 10. Nfg5 Nbd7 11. Qf3 Qb6 12. Qg3 Nh5 13. Qh3 g6 14. Be3 Bd5 15. 0-0 f5 16. g4 fxg4 17. Qxg4 Ndf6 18. Qh3 Nxe4 19. Bxe4 Bxe4 20. Nxe4 0-0 21. d5 Qa6 22. d6 Nf4 23. Bxf4 Rxf4 24. Qxe6+ Rf7 25. Rad1 Qc6 26. Rd5 Bh4 27. Rc5 Re8 28. Qxf7+ 1-0

[Event "Bad Ragaz op 11th"]
[Site "Bad Ragaz"]
[Date "2016.03.25"]
[Round "2"]
[White "Wittenbrock, Frank"]
[Black "Henrichs, Thomas"]
[Result "0-1"]
[ECO "E62"]
[WhiteElo "1992"]
[BlackElo "2469"]
[PlyCount "57"]
[EventDate "2016.03.24"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "SUI"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. Nf3 g6 2. d4 Nf6 3. g3 Bg7 4. Bg2 0-0 5. 0-0 d6 6. c4 Nc6 7. Nc3 e5 8. e3 Bf5 9. a3 Ne4 10. Nh4 Nxc3 11. bxc3 Bd7 12. a4 Na5 13. Ba3 Re8 14. Bb4 Nc6 15. Qd3 Qe7 16. Bxc6 Bxc6 17. a5 b6 18. f4 exd4 19. exd4 Be4 20. Qd2 c5 21. Ba3 f5 22. Nf3 Qf7 23. d5 h6 24. Bc1 Qb7 25. Ra2 Kh7 26. Ne1 Qa6 27. axb6 Qxc4 28. Qe2 Bxd5 29. Ra1 0-1

[Event "Zuerich op-B 38th"]
[Site "Zuerich"]
[Date "2014.12.29"]
[Round "5"]
[White "Suwendo, Poedjo"]
[Black "Wittenbrock, Frank"]
[Result "0-1"]
[ECO "C02"]
[WhiteElo "1854"]
[BlackElo "1879"]
[PlyCount "74"]
[EventDate "2014.12.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "SUI"]
[SourceTitle "CBM 164 Extra"]
[Source "ChessBase"]
[SourceDate "2015.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2015.03.02"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. Be2 Nge7 7. Na3 cxd4 8. cxd4 Bd7 9. 0-0 Rc8 10. Rb1 Nb4 11. Ng5 h6 12. Nh3 Nxa2 13. Be3 Nb4 14. g4 g6 15. Qd2 Bg7 16. Nf4 a6 17. h4 Nec6 18. h5 g5 19. Nh3 Bf8 20. f4 Be7 21. fxg5 hxg5 22. Rf2 Kd8 23. Rxf7 Kc7 24. Rc1 Kb8 25. Nxg5 Be8 26. Rh7 Bd7 27. h6 Bxg5 28. Rxd7 Bxe3+ 29. Qxe3 Qxd4 30. Qxd4 Nxd4 31. Rxc8+ Kxc8 32. Rg7 Rxh6 33. g5 Nxe2+ 34. Kf2 Rh2+ 35. Ke1 Nd3+ 36. Kd2 Nxe5 37. Nc2 Nd4+ 0-1

[Event "Nuremberg LGA Cup 7th"]
[Site "Nuremberg"]
[Date "2010.09.05"]
[Round "6"]
[White "Wittenbrock, Frank"]
[Black "Krawczyk, Harald"]
[Result "1-0"]
[ECO "D66"]
[WhiteElo "1892"]
[BlackElo "1510"]
[PlyCount "65"]
[EventDate "2010.09.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 138 Extra"]
[Source "ChessBase"]
[SourceDate "2010.10.29"]
[SourceVersion "1"]
[SourceVersionDate "2010.10.29"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. Nc3 e6 5. Bg5 Nbd7 6. e3 Be7 7. Rc1 h6 8. Bh4 0-0 9. Bd3 dxc4 10. Bxc4 Nd5 11. Bg3 N7f6 12. 0-0 Nxc3 13. bxc3 b6 14. Re1 Ne4 15. Be5 Bb7 16. Nd2 Nf6 17. Qf3 Kh8 18. e4 Rg8 19. Qh3 Qf8 20. g4 Nh7 21. Nf3 Bf6 22. Bf4 Be7 23. g5 Bc8 24. e5 Bd7 25. Kf1 Rd8 26. Bd3 c5 27. Ke2 cxd4 28. cxd4 Rc8 29. Rxc8 Bxc8 30. Rg1 Bb7 31. Nh4 h5 32. g6 fxg6 33. Nxg6# 1-0

[Event "Nuremberg LGA Cup 7th"]
[Site "Nuremberg"]
[Date "2010.09.04"]
[Round "5"]
[White "Wettermann, Bernd"]
[Black "Wittenbrock, Frank"]
[Result "1-0"]
[ECO "C00"]
[WhiteElo "1768"]
[BlackElo "1937"]
[PlyCount "61"]
[EventDate "2010.09.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 138 Extra"]
[Source "ChessBase"]
[SourceDate "2010.10.29"]
[SourceVersion "1"]
[SourceVersionDate "2010.10.29"]
[SourceQuality "1"]

1. e4 e6 2. Qe2 c5 3. Nf3 Nc6 4. g3 b6 5. Bg2 Bb7 6. 0-0 Be7 7. c3 Nf6 8. e5 Nd5 9. d4 cxd4 10. Nxd4 Nxd4 11. cxd4 Rb8 12. Qg4 g6 13. Bh6 f5 14. exf6 Bxf6 15. Nd2 Qe7 16. Rac1 Bg7 17. Bf4 Nf6 18. Qh4 Bxg2 19. Kxg2 Ra8 20. Nc4 Ne4 21. Qxe7+ Kxe7 22. Rfe1 d5 23. f3 Bxd4 24. fxe4 dxc4 25. Rxc4 e5 26. Bg5+ Kd6 27. Rec1 Rab8 28. Rc6+ Kd7 29. Rc7+ Ke8 30. Re7+ Kf8 31. Rcc7 1-0

[Event "Nuremberg LGA Cup 7th"]
[Site "Nuremberg"]
[Date "2010.09.04"]
[Round "4"]
[White "Wittenbrock, Frank"]
[Black "Zeug, Klaus Peter"]
[Result "1-0"]
[ECO "D17"]
[WhiteElo "1937"]
[BlackElo "1440"]
[PlyCount "73"]
[EventDate "2010.09.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 138 Extra"]
[Source "ChessBase"]
[SourceDate "2010.10.29"]
[SourceVersion "1"]
[SourceVersionDate "2010.10.29"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 c6 3. c4 Nf6 4. Nc3 dxc4 5. a4 Bf5 6. Nh4 Bd7 7. e4 e6 8. e5 Nd5 9. Nf3 b5 10. Bd2 Be7 11. b3 Nxc3 12. Bxc3 b4 13. Bd2 c3 14. Be3 a5 15. h4 Bc8 16. Bd3 Bb7 17. Bc2 Ba6 18. Ng5 Bxg5 19. Bxg5 Qd5 20. Qg4 h5 21. Qf4 Qd7 22. 0-0-0 Bb7 23. Qg3 Na6 24. f4 Nc7 25. Qf2 Ba6 26. f5 exf5 27. Bxf5 Ne6 28. Kc2 Qd5 29. Rhe1 Bc8 30. Be4 Qd7 31. d5 cxd5 32. Bxd5 Qa7 33. Be3 Qb8 34. Bc6+ Ke7 35. Bc5+ Nxc5 36. Qxc5+ Ke6 37. Rd6+ 1-0

[Event "Nuremberg LGA Cup 7th"]
[Site "Nuremberg"]
[Date "2010.09.03"]
[Round "3"]
[White "Walch, Roger"]
[Black "Wittenbrock, Frank"]
[Result "1-0"]
[ECO "B76"]
[WhiteElo "1734"]
[BlackElo "1937"]
[PlyCount "71"]
[EventDate "2010.09.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 138 Extra"]
[Source "ChessBase"]
[SourceDate "2010.10.29"]
[SourceVersion "1"]
[SourceVersionDate "2010.10.29"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. f3 Bg7 7. Be3 Nc6 8. Qd2 0-0 9. 0-0-0 a6 10. h4 Ne5 11. Bh6 Kh8 12. Bxg7+ Kxg7 13. h5 gxh5 14. Nd5 e6 15. Qg5+ Ng6 16. Nxf6 Qxf6 17. Qxh5 Qf4+ 18. Kb1 h6 19. g4 Qg5 20. Qh2 Qf4 21. Qf2 b5 22. Ne2 Qe5 23. Rh5 Qf6 24. Qe3 Ne5 25. Nd4 Rg8 26. Bh3 Nc4 27. Qc1 Bb7 28. g5 hxg5 29. Rxg5+ Kf8 30. Rxg8+ Kxg8 31. b3 Nb6 32. Nxe6 d5 33. Rg1+ Kh8 34. e5 Qh4 35. Nc7 Rg8 36. Rh1 1-0

[Event "Nuremberg LGA Cup 7th"]
[Site "Nuremberg"]
[Date "2010.09.03"]
[Round "2"]
[White "Wittenbrock, Frank"]
[Black "Zier, Oliver"]
[Result "0-1"]
[ECO "D37"]
[WhiteElo "1937"]
[BlackElo "2139"]
[PlyCount "112"]
[EventDate "2010.09.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 138 Extra"]
[Source "ChessBase"]
[SourceDate "2010.10.29"]
[SourceVersion "1"]
[SourceVersionDate "2010.10.29"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. Nc3 Be7 5. Bf4 0-0 6. e3 Nbd7 7. Rc1 c5 8. cxd5 Nxd5 9. Bg3 cxd4 10. exd4 N7f6 11. Bd3 b6 12. 0-0 Bb7 13. Re1 Rc8 14. Qe2 Bd6 15. Ne5 Bb4 16. Qd2 Nh5 17. Be4 Nxg3 18. hxg3 h6 19. Qd3 Rc7 20. Re2 Qc8 21. Rec2 Nxc3 22. Bxb7 Qxb7 23. bxc3 Bd6 24. Nf3 Rfc8 25. c4 Qa6 26. Nd2 Bb4 27. Nb1 Rd8 28. Qb3 Be7 29. Rd1 Rcd7 30. Rcd2 Rc8 31. Rc2 Qa5 32. a4 Bf6 33. Rcd2 Rcd8 34. d5 exd5 35. Rxd5 Rxd5 36. cxd5 Be7 37. Nc3 Bb4 38. Ne2 Bc5 39. Nc3 Rc8 40. Ne4 Re8 41. Nxc5 Qxc5 42. Qb5 Qxb5 43. axb5 Rd8 44. f4 Kf8 45. Kf2 Ke7 46. Ke3 Kd6 47. Rc1 Re8+ 48. Kd4 Re2 49. Ra1 Rd2+ 50. Kc4 Rc2+ 51. Kb4 Rc7 52. Rd1 f6 53. g4 Rc2 54. g3 Rc7 55. Rd4 Rc5 56. Rc4 Kxd5 0-1

[Event "Nuremberg LGA Cup 7th"]
[Site "Nuremberg"]
[Date "2010.09.02"]
[Round "1"]
[White "Bartsch, Berthold"]
[Black "Wittenbrock, Frank"]
[Result "1-0"]
[ECO "B24"]
[WhiteElo "2270"]
[BlackElo "1937"]
[PlyCount "109"]
[EventDate "2010.09.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 138 Extra"]
[Source "ChessBase"]
[SourceDate "2010.10.29"]
[SourceVersion "1"]
[SourceVersionDate "2010.10.29"]
[SourceQuality "1"]

1. e4 e6 2. Nc3 d5 3. g3 c5 4. Bg2 Nf6 5. d3 Nc6 6. f4 Rb8 7. e5 Nd7 8. Nf3 b5 9. Qe2 d4 10. Ne4 Qc7 11. g4 Nb6 12. 0-0 Be7 13. Ng3 Bd7 14. f5 Nd5 15. Nh5 Rg8 16. Qe4 g6 17. fxe6 Bxe6 18. Nf4 Nxf4 19. Bxf4 Nb4 20. Rf2 g5 21. Qxh7 Kd7 22. Bg3 Rh8 23. Qe4 Nd5 24. Nd2 Ne3 25. Rxf7 Qb6 26. Qc6+ Kd8 27. Rg7 Nxg4 28. Qxb6+ Rxb6 29. Ne4 Rg8 30. Rxg8+ Bxg8 31. a3 Ne3 32. Rc1 Bd5 33. Bh1 Rh6 34. Nd2 Bxh1 35. Kxh1 Rh8 36. c3 Nf5 37. Kg2 g4 38. Ne4 dxc3 39. Rxc3 Ne3+ 40. Kg1 c4 41. d4 Nd5 42. Rc1 Rf8 43. Nc3 Bg5 44. Rd1 Ne3 45. Rb1 a6 46. Ne4 Be7 47. d5 Rf5 48. d6 Bf8 49. e6 Be7 50. dxe7+ Kxe7 51. Bf2 Re5 52. Bxe3 Rxe4 53. Kf2 Kxe6 54. Rd1 Ke5 55. Rd8 1-0

