[Event "Maastricht Limburg op 13th"]
[Site "Maastricht"]
[Date "2019.06.08"]
[Round "2"]
[White "Ernst, Sipke"]
[Black "Harff, Wilfried"]
[Result "1-0"]
[ECO "A33"]
[WhiteElo "2541"]
[BlackElo "2195"]
[PlyCount "73"]
[EventDate "2019.06.07"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 190 Extra"]
[Source "ChessBase"]
[SourceDate "2019.07.15"]
[SourceVersion "1"]
[SourceVersionDate "2019.07.15"]
[SourceQuality "1"]

1. Nf3 c5 2. c4 Nc6 3. b3 Nf6 4. Bb2 e6 5. g3 Be7 6. Bg2 0-0 7. 0-0 d6 8. d4 cxd4 9. Nxd4 Nxd4 10. Qxd4 Qc7 11. Nc3 a6 12. Rfd1 Rd8 13. Rac1 Bd7 14. h3 Bc6 15. Nd5 Bxd5 16. cxd5 Qb8 17. dxe6 fxe6 18. h4 d5 19. Bh3 Qd6 20. Qe3 Ne4 21. Rc4 Bf6 22. Rxe4 Bxb2 23. Bxe6+ Kh8 24. Rxd5 Qf8 25. Bd7 Qf7 26. Qd3 Bf6 27. Kg2 b5 28. e3 Rab8 29. h5 h6 30. a4 bxa4 31. bxa4 Rb2 32. Be6 Qf8 33. Rxd8 Bxd8 34. Rf4 Bf6 35. Qg6 Rb6 36. Bf5 Qg8 37. Re4 1-0

[Event "Goch op 26th"]
[Site "Goch"]
[Date "2015.09.06"]
[Round "6"]
[White "Harff, Wilfried"]
[Black "Boe, Mads"]
[Result "0-1"]
[ECO "C41"]
[WhiteElo "2125"]
[BlackElo "2298"]
[PlyCount "120"]
[EventDate "2015.09.03"]
[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 e5 2. Nf3 d6 3. d4 Nf6 4. Nc3 Nbd7 5. Bc4 Be7 6. h3 c6 7. a4 0-0 8. Qe2 Qc7 9. Bg5 a5 10. 0-0 exd4 11. Nxd4 Ne5 12. Bb3 Bd7 13. Rad1 Rae8 14. Qd2 Bc8 15. f4 Ng6 16. Nf5 Nxe4 17. Nxe7+ Rxe7 18. Nxe4 Rxe4 19. f5 Ne5 20. f6 d5 21. fxg7 Re8 22. Kh1 Ng6 23. Rde1 Bf5 24. Rxe4 Bxe4 25. Qf2 b6 26. c4 Re5 27. Qg3 Qd7 28. Kh2 dxc4 29. Bxc4 Bd5 30. Bf6 Bxc4 31. Rc1 Qe6 32. Bxe5 Nxe5 33. Re1 f6 34. h4 h5 35. Kg1 Bd5 36. Qf2 Kxg7 37. Re3 Kf7 38. b3 Ng4 39. Rxe6 Nxf2 40. Re3 Ne4 41. Kh2 f5 42. Rd3 Kf6 43. g3 Nc5 44. Re3 Be6 45. Kg2 Nxb3 46. g4 fxg4 47. Kg3 Nc5 48. Kf4 Nxa4 49. Re5 Bf7 50. Rf5+ Ke7 51. Re5+ Kd7 52. Kg5 Nc5 53. Kf6 Be8 54. Re7+ Kd8 55. Re3 a4 56. Ke5 Kc7 57. Kd4 Bd7 58. Re5 a3 59. Re2 Be6 60. Kc3 a2 0-1

[Event "Goch op 26th"]
[Site "Goch"]
[Date "2015.09.06"]
[Round "7"]
[White "Khudovekov, Maxim"]
[Black "Harff, Wilfried"]
[Result "1/2-1/2"]
[ECO "B23"]
[WhiteElo "1793"]
[BlackElo "2125"]
[PlyCount "57"]
[EventDate "2015.09.03"]
[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 c5 2. Nc3 e6 3. f4 a6 4. g3 b5 5. d3 Bb7 6. Bg2 f5 7. Qe2 Nc6 8. Nf3 Nd4 9. Nxd4 cxd4 10. Nb1 Nh6 11. 0-0 Rc8 12. exf5 Bxg2 13. Qh5+ g6 14. fxg6 hxg6 15. Qxg6+ Nf7 16. Kxg2 Rxc2+ 17. Nd2 Bb4 18. Rf2 Qc7 19. a3 Ba5 20. b4 Bb6 21. Ne4 Rxf2+ 22. Nxf2 Qc3 23. Rb1 Qc2 24. Ra1 Kf8 25. f5 Bc7 26. fxe6 Rxh2+ 27. Kxh2 Qxf2+ 28. Kh3 Qf1+ 29. Kh2 1/2-1/2

[Event "Goch op 26th"]
[Site "Goch"]
[Date "2015.09.05"]
[Round "4"]
[White "Harff, Wilfried"]
[Black "Van Dael, Siem"]
[Result "1-0"]
[ECO "C45"]
[WhiteElo "2125"]
[BlackElo "1937"]
[PlyCount "77"]
[EventDate "2015.09.03"]
[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 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Nb3 Bb6 6. Nc3 d6 7. Bb5 Nf6 8. 0-0 Bg4 9. Qd3 0-0 10. Bg5 h6 11. Bxf6 Qxf6 12. Nd5 Qxb2 13. c3 Ne5 14. Qg3 c6 15. Nxb6 axb6 16. f4 cxb5 17. fxe5 Be6 18. Rf2 Qa3 19. Nd4 dxe5 20. Nxe6 fxe6 21. Rxf8+ Rxf8 22. Qxe5 Qc5+ 23. Qd4 Rf4 24. Re1 b4 25. Qxc5 bxc5 26. cxb4 c4 27. b5 c3 28. Rc1 Rxe4 29. Rxc3 Rb4 30. a4 Rxa4 31. Rc7 Rb4 32. Rxb7 Rb2 33. h4 h5 34. b6 e5 35. g3 Kf8 36. Kf1 e4 37. Ke1 Rb3 38. Ke2 Rxg3 39. Rc7 1-0

[Event "Goch op 26th"]
[Site "Goch"]
[Date "2015.09.05"]
[Round "5"]
[White "Weber, Rolf"]
[Black "Harff, Wilfried"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "1949"]
[BlackElo "2125"]
[PlyCount "84"]
[EventDate "2015.09.03"]
[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 c5 2. c3 d5 3. exd5 Qxd5 4. d4 Nd7 5. Nf3 e6 6. Na3 a6 7. Nc2 cxd4 8. Nfxd4 e5 9. Ne3 Qd6 10. Nc4 Qd5 11. Ne3 Qd6 12. Nc4 Qf6 13. Nf3 Bc5 14. Bg5 Qe6 15. b4 b5 16. bxc5 bxc4 17. Qa4 Kf8 18. Bxc4 Qe8 19. c6 Ndf6 20. 0-0 h6 21. Bc1 g5 22. Re1 e4 23. Ba3+ Kg7 24. Nd4 Ne7 25. f3 Ng6 26. fxe4 Qe5 27. Nf3 Qc7 28. Bc5 Ng4 29. e5 Re8 30. Bd4 N4xe5 31. Rf1 f6 32. Nxe5 Nxe5 33. Rae1 Rb8 34. Bd5 Rb2 35. c4 Ng4 36. Bxf6+ Kh7 37. Bg8+ Kg6 38. Bf7+ Qxf7 39. Bxb2 Rxe1 40. Qc2+ Bf5 41. Qc3 Rxf1+ 42. Kxf1 Bc2+ 0-1

[Event "Goch op 26th"]
[Site "Goch"]
[Date "2015.09.04"]
[Round "3"]
[White "Braun, Christian1111"]
[Black "Harff, Wilfried"]
[Result "1-0"]
[ECO "B32"]
[WhiteElo "2420"]
[BlackElo "2125"]
[PlyCount "113"]
[EventDate "2015.09.03"]
[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 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 d5 5. Bb5 dxe4 6. Nxc6 Qxd1+ 7. Kxd1 a6 8. Ba4 Bd7 9. Nc3 Bxc6 10. Bxc6+ bxc6 11. Nxe4 e5 12. Bd2 0-0-0 13. Kc1 f6 14. c3 h5 15. f4 exf4 16. Bxf4 g5 17. Be3 Nh6 18. Bb6 Rd7 19. Nc5 Bxc5 20. Bxc5 Rd5 21. Bd4 Rf8 22. Kc2 Nf5 23. Bf2 Kd7 24. Rad1 Rxd1 25. Rxd1+ Ke6 26. Bc5 Rc8 27. b4 Nh4 28. Rd2 Kf5 29. Kb3 Ng6 30. Ka4 Ne5 31. Rf2+ Ke6 32. Ka5 f5 33. Kxa6 Nd3 34. Rd2 Nxc5+ 35. bxc5 Rb8 36. c4 f4 37. Rd6+ Ke5 38. Rxc6 Rb2 39. Rb6 Rxg2 40. c6 Rc2 41. Rb4 f3 42. c7 f2 43. c8Q Rxa2+ 44. Kb6 f1Q 45. Rb5+ Ke4 46. Qe6+ Kd3 47. Rd5+ Kc2 48. Qe4+ Kc1 49. Qe3+ Kb1 50. Rb5+ Rb2 51. Rxb2+ Kxb2 52. c5 Qf8 53. Qe5+ Ka2 54. c6 Qc8 55. c7 g4 56. Qa5+ Kb1 57. Qa6 1-0

[Event "Goch op 26th"]
[Site "Goch"]
[Date "2015.09.04"]
[Round "2"]
[White "Harff, Wilfried"]
[Black "Winkel, Peter"]
[Result "1-0"]
[ECO "B50"]
[WhiteElo "2125"]
[BlackElo "1908"]
[PlyCount "45"]
[EventDate "2015.09.03"]
[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 c5 2. Nf3 e6 3. b3 Nc6 4. Bb2 d6 5. Bb5 Bd7 6. 0-0 Nf6 7. Qe2 e5 8. c3 Be7 9. d4 cxd4 10. cxd4 exd4 11. Nbd2 0-0 12. Nxd4 Re8 13. Rfe1 Bf8 14. Bxc6 Bxc6 15. Qd3 Rc8 16. Rad1 d5 17. e5 Nd7 18. Qg3 Nc5 19. h4 Ne6 20. Nf5 Rc7 21. Ne4 Be7 22. Ned6 Rf8 23. Nh6+ 1-0

[Event "Goch op 26th"]
[Site "Goch"]
[Date "2015.09.03"]
[Round "1"]
[White "Christen, Stefan"]
[Black "Harff, Wilfried"]
[Result "0-1"]
[ECO "A80"]
[WhiteElo "1845"]
[BlackElo "2125"]
[PlyCount "92"]
[EventDate "2015.09.03"]
[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 f5 2. b3 d6 3. d4 Nf6 4. Bb2 c6 5. e3 g6 6. Bd3 Bg7 7. 0-0 0-0 8. Nbd2 a5 9. a3 b5 10. c4 Ba6 11. Qc2 Qc8 12. Rac1 Nbd7 13. Ng5 bxc4 14. Bxc4+ d5 15. Bxa6 Rxa6 16. Ne6 Re8 17. Qb1 Bh6 18. Rc3 Rb6 19. f4 Qb7 20. Qc2 Kf7 21. Nc5 Nxc5 22. Rxc5 Ra8 23. Rc1 Raa6 24. g3 Bg7 25. Qd3 Ne4 26. Bc3 Nxc5 27. dxc5 Rb5 28. Bxg7 Kxg7 29. Qd4+ Kg8 30. Qe5 Qd7 31. Rc3 Ra8 32. Nf3 Rb7 33. Ng5 Rf8 34. h3 h6 35. Nf3 Rf6 36. Qd4 Kh7 37. Ne5 Qe8 38. g4 fxg4 39. hxg4 Qc8 40. Qd3 Qe6 41. Qa6 d4 42. Rc4 Rxb3 43. Rxd4 Rxe3 44. Qxa5 Qa2 45. Rd2 Qb1+ 46. Kh2 Qe1 0-1

[Event "Maastricht Limburg op-A 9th"]
[Site "Maastricht"]
[Date "2015.05.25"]
[Round "6"]
[White "Harff, Wilfried"]
[Black "Tromp, Paul"]
[Result "1-0"]
[ECO "D78"]
[WhiteElo "2163"]
[BlackElo "2087"]
[PlyCount "91"]
[EventDate "2015.05.22"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 166 Extra"]
[Source "ChessBase"]
[SourceDate "2015.06.18"]
[SourceVersion "1"]
[SourceVersionDate "2015.06.18"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 Nf6 3. g3 g6 4. Bg2 Bg7 5. 0-0 0-0 6. d4 c6 7. b3 Ne4 8. Bb2 Nd7 9. Ne5 f6 10. cxd5 cxd5 11. Nd3 e6 12. h4 f5 13. Nd2 Ndf6 14. Ne5 Bd7 15. Kh2 Rc8 16. f3 Nc3 17. Qe1 Bb5 18. Bxc3 Rxc3 19. Ndc4 dxc4 20. Qxc3 Nd5 21. Qc1 f4 22. Ng4 fxg3+ 23. Kxg3 Bxd4 24. bxc4 Qc7+ 25. f4 Bxc4 26. Bxd5 exd5 27. Rb1 Qe7 28. Qd2 Bg7 29. Ne3 Bxa2 30. Qxa2 Qxe3+ 31. Rf3 Qd4 32. Qb3 Qe4 33. e3 Qe6 34. Rd1 Rd8 35. Qxb7 h5 36. Kf2 d4 37. e4 Qa2+ 38. Kg3 Qe6 39. f5 gxf5 40. exf5 Be5+ 41. Kh3 Qf6 42. Rg1+ Kf8 43. Rg6 Qf7 44. Qb4+ Qe7 45. Rg8+ Kf7 46. Qc4+ 1-0

[Event "Maastricht Limburg op-A 9th"]
[Site "Maastricht"]
[Date "2015.05.24"]
[Round "5"]
[White "Bachaus, Sander"]
[Black "Harff, Wilfried"]
[Result "1-0"]
[ECO "A04"]
[WhiteElo "1996"]
[BlackElo "2163"]
[PlyCount "107"]
[EventDate "2015.05.22"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 166 Extra"]
[Source "ChessBase"]
[SourceDate "2015.06.18"]
[SourceVersion "1"]
[SourceVersionDate "2015.06.18"]
[SourceQuality "1"]

1. Nf3 c5 2. g3 b6 3. Bg2 Bb7 4. 0-0 d5 5. c4 dxc4 6. Qa4+ Qd7 7. Qxc4 Nc6 8. Nc3 Nf6 9. d3 e6 10. Bf4 Rc8 11. Rfd1 Nd5 12. Nxd5 exd5 13. Qc2 Be7 14. h4 h6 15. Qd2 0-0 16. d4 Rcd8 17. Be3 Qe6 18. Rac1 c4 19. Bf4 b5 20. b3 Bb4 21. Qe3 Qf5 22. Ne5 Rfe8 23. g4 Qe6 24. g5 Nxe5 25. Bxe5 Qg4 26. bxc4 dxc4 27. Qg3 Qxg3 28. Bxg3 Bxg2 29. Kxg2 Rxe2 30. gxh6 c3 31. a3 c2 32. Rd3 Bxa3 33. Rxa3 Rxd4 34. Rc3 Rdd2 35. hxg7 b4 36. Rc8+ Kxg7 37. Bf4 Rxf2+ 38. Kg3 Rde2 39. Be3 Rg2+ 40. Kf4 a5 41. Bd4+ f6 42. Ra8 b3 43. Rxa5 Rg4+ 44. Kxg4 Re4+ 45. Kf5 Rxd4 46. Rg1+ Kf8 47. Ke6 Re4+ 48. Kxf6 Rf4+ 49. Ke6 Re4+ 50. Kf6 Rf4+ 51. Ke6 Re4+ 52. Kf6 b2 53. Ra8+ Re8 54. Ra7 1-0

[Event "Maastricht Limburg op-A 9th"]
[Site "Maastricht"]
[Date "2015.05.24"]
[Round "4"]
[White "Harff, Wilfried"]
[Black "Schoorl, Rob"]
[Result "0-1"]
[ECO "B27"]
[WhiteElo "2163"]
[BlackElo "2334"]
[PlyCount "96"]
[EventDate "2015.05.22"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 166 Extra"]
[Source "ChessBase"]
[SourceDate "2015.06.18"]
[SourceVersion "1"]
[SourceVersionDate "2015.06.18"]
[SourceQuality "1"]

1. Nf3 g6 2. e4 c5 3. c3 Bg7 4. d4 cxd4 5. cxd4 d5 6. e5 Bg4 7. Bb5+ Nc6 8. 0-0 Nh6 9. h3 Bxf3 10. Qxf3 0-0 11. Rd1 Nf5 12. Bxc6 bxc6 13. Qc3 Rc8 14. g4 Nh6 15. Be3 f6 16. e6 Qd6 17. Qd2 g5 18. Re1 Qxe6 19. Bxg5 Qxe1+ 20. Qxe1 fxg5 21. Qe3 c5 22. Qxg5 Nf7 23. Qxd5 e6 24. Qb3 Bxd4 25. Nd2 Ng5 26. Rf1 Rb8 27. Qd3 Rxb2 28. Kg2 Rf4 29. f3 e5 30. h4 e4 31. Qc4+ Kg7 32. hxg5 Rxd2+ 33. Kh1 exf3 34. Qe6 Rf7 35. Qh6+ Kg8 36. g6 hxg6 37. Rb1 Rd1+ 38. Rxd1 Rh7 39. Qh2 Rxh2+ 40. Kxh2 Kf7 41. Rd3 f2 42. Kg2 Ke6 43. Kf1 Kd5 44. Ke2 c4 45. Rf3 Ke4 46. Rf7 c3 47. Rc7 f1Q+ 48. Kxf1 Kd3 0-1

[Event "Maastricht Limburg op-A 9th"]
[Site "Maastricht"]
[Date "2015.05.23"]
[Round "3"]
[White "Boer, Alef"]
[Black "Harff, Wilfried"]
[Result "1/2-1/2"]
[ECO "A29"]
[WhiteElo "2180"]
[BlackElo "2163"]
[PlyCount "146"]
[EventDate "2015.05.22"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 166 Extra"]
[Source "ChessBase"]
[SourceDate "2015.06.18"]
[SourceVersion "1"]
[SourceVersionDate "2015.06.18"]
[SourceQuality "1"]

1. c4 e5 2. g3 Bc5 3. Nc3 Nf6 4. Nf3 Nc6 5. Bg2 0-0 6. 0-0 Re8 7. d3 h6 8. a3 a5 9. e3 d6 10. b3 Bf5 11. Bb2 Qd7 12. Rc1 e4 13. dxe4 Nxe4 14. Nxe4 Bxe4 15. Ne1 Bxg2 16. Kxg2 Qe6 17. Qf3 Qg6 18. Rd1 Rab8 19. Nd3 Bb6 20. Rd2 Qe4 21. Rc1 Rbd8 22. Qxe4 Rxe4 23. Nf4 Ba7 24. Rd5 f6 25. Rb5 Bb6 26. Kf3 Ree8 27. Rd1 Na7 28. Rh5 Ra8 29. Nd5 Nc8 30. Bd4 c5 31. Bc3 Bd8 32. a4 Ra6 33. g4 Kf7 34. Rd3 Rc6 35. Ke2 b6 36. f4 Ne7 37. Kf3 Nxd5 38. Rhxd5 Be7 39. h4 g6 40. Rd1 Rg8 41. Be1 Ke6 42. e4 Rf8 43. f5+ Kf7 44. Bg3 Rd8 45. fxg6+ Kxg6 46. Kf4 Rc7 47. h5+ Kf7 48. Kf5 Rcd7 49. Bf4 Bf8 50. e5 fxe5 51. Bxe5 Re8 52. Bxd6 Re3 53. Bxf8 Rxd5+ 54. Rxd5 Kxf8 55. Rd6 Rxb3 56. Rxh6 Kg7 57. Rc6 Rc3 58. g5 Rxc4 59. Rxb6 Rxa4 60. Rb7+ Kf8 61. h6 Kg8 62. Kg6 Rb4 63. Ra7 Rb6+ 64. Kf5 Rb8 65. Ke4 Rc8 66. Kd3 Rc6 67. Rg7+ Kh8 68. Kc4 a4 69. Kb5 Rc8 70. Ra7 c4 71. Rxa4 c3 72. Ra1 c2 73. Rc1 Kh7 1/2-1/2

[Event "Maastricht Limburg op-A 9th"]
[Site "Maastricht"]
[Date "2015.05.23"]
[Round "2"]
[White "Volkov, Mykyta"]
[Black "Harff, Wilfried"]
[Result "1/2-1/2"]
[ECO "D85"]
[WhiteElo "2126"]
[BlackElo "2163"]
[PlyCount "114"]
[EventDate "2015.05.22"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 166 Extra"]
[Source "ChessBase"]
[SourceDate "2015.06.18"]
[SourceVersion "1"]
[SourceVersionDate "2015.06.18"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. Bd2 Bg7 6. e4 Nxc3 7. Bxc3 0-0 8. Be2 c5 9. d5 Bxc3+ 10. bxc3 Qa5 11. Qd2 Nd7 12. Nf3 Nf6 13. c4 Qxd2+ 14. Nxd2 e5 15. 0-0 b6 16. Bd3 Bd7 17. f4 exf4 18. Rxf4 Ng4 19. Nf3 Rae8 20. h3 Ne5 21. Nxe5 Rxe5 22. Rf6 Rb8 23. a4 Kg7 24. Rd6 Be8 25. a5 bxa5 26. Rxa5 Rb3 27. Be2 Rxe4 28. Bf3 Rxc4 29. Rxa7 Rc1+ 30. Kh2 Rb8 31. Rc7 c4 32. Ra6 h5 33. h4 Rd8 34. Ra5 Bd7 35. Raa7 Be8 36. Ra5 Kf6 37. Rac5 Ke5 38. Rxc4 Rxc4 39. Rxc4 f5 40. Rc1 Bf7 41. Re1+ Kd6 42. Kg3 Rb8 43. Kf4 Rb4+ 44. Kg5 Rd4 45. Ra1 Bxd5 46. Ra6+ Ke7 47. Bxd5 Rxd5 48. Rxg6 Kf7 49. Rf6+ Kg7 50. Rxf5 Rd2 51. g3 Rd3 52. Kf4 Kg6 53. Rg5+ Kh6 54. Re5 Kg6 55. Re6+ Kg7 56. Re3 Rd4+ 57. Re4 Rd3 1/2-1/2

[Event "Maastricht Limburg op-A 9th"]
[Site "Maastricht"]
[Date "2015.05.22"]
[Round "1"]
[White "Harff, Wilfried"]
[Black "Kampman, Tijmen"]
[Result "0-1"]
[ECO "C00"]
[WhiteElo "2163"]
[BlackElo "2076"]
[PlyCount "134"]
[EventDate "2015.05.22"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 166 Extra"]
[Source "ChessBase"]
[SourceDate "2015.06.18"]
[SourceVersion "1"]
[SourceVersionDate "2015.06.18"]
[SourceQuality "1"]

1. e4 e6 2. Qe2 g6 3. d4 Bg7 4. Nf3 b6 5. c4 Ne7 6. Nc3 0-0 7. Bf4 d5 8. 0-0-0 Ba6 9. exd5 Nxd5 10. Qe4 Nxc3 11. bxc3 Nd7 12. Qc6 Qe7 13. Kb2 e5 14. Bg5 Qe8 15. Be3 Qc8 16. Be2 Bb7 17. Qa4 c5 18. d5 a6 19. Qb3 h6 20. g4 b5 21. cxb5 axb5 22. Bxb5 Nb6 23. Rhg1 c4 24. Qb4 Nxd5 25. Qc5 Nxe3 26. Qxe3 Bxf3 27. Qxf3 Qc5 28. a4 e4 29. Qxe4 Qb4+ 30. Kc1 Qxc3+ 31. Qc2 Qa3+ 32. Kd2 c3+ 33. Ke2 Rad8 34. Rxd8 Rxd8 35. Rd1 Rxd1 36. Kxd1 Qd6+ 37. Ke2 Qe5+ 38. Kf1 Qxh2 39. Qe4 Qd6 40. Bd3 Bd4 41. Kg2 Qc5 42. Qe2 Qc6+ 43. Qf3 Qxa4 44. Qd5 Kg7 45. Qe4 Qa7 46. Qf4 Bf6 47. Bc2 Qb7+ 48. Qe4 Qxe4+ 49. Bxe4 h5 50. f4 Bd4 51. g5 Be3 52. Kf3 Bd2 53. Bc2 f6 54. gxf6+ Kxf6 55. Bd3 h4 56. Kg4 h3 57. Kxh3 Bxf4 58. Kg4 g5 59. Kf3 Ke5 60. Bg6 Kd4 61. Ke2 Kc4 62. Bf7+ Kd4 63. Bg6 g4 64. Bc2 Kc4 65. Bd1 g3 66. Bc2 Be5 67. Be4 Kb3 0-1

[Event "GER CupT V5"]
[Site "Juechen Priesterath"]
[Date "2015.01.11"]
[Round "2.4"]
[White "Harff, Wilfried"]
[Black "Prudlo, Simon"]
[Result "1-0"]
[ECO "C06"]
[WhiteElo "2146"]
[BlackElo "2182"]
[PlyCount "59"]
[EventDate "2015.01.10"]
[EventType "team-k.o."]
[EventRounds "2"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Hochneukirch"]
[BlackTeam "Heusenstamm"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. c3 c5 6. Bd3 Nc6 7. Ne2 cxd4 8. cxd4 f6 9. exf6 Nxf6 10. 0-0 Bd6 11. Nf3 Qc7 12. Nc3 a6 13. Re1 0-0 14. Bg5 Bd7 15. Rc1 Ng4 16. h3 Bh2+ 17. Kf1 Rxf3 18. Qxf3 Nxf2 19. Qxf2 Bg3 20. Qd2 Bxe1 21. Rxe1 Qh2 22. Qf2 e5 23. dxe5 Bxh3 24. gxh3 Qxh3+ 25. Qg2 Qxd3+ 26. Kg1 d4 27. Nd5 Kh8 28. e6 h6 29. e7 Qg6 30. Nc7 1-0

[Event "GER CupT V5"]
[Site "Juechen Priesterath"]
[Date "2015.01.10"]
[Round "1.4"]
[White "Oehne, Timo"]
[Black "Harff, Wilfried"]
[Result "0-1"]
[ECO "B32"]
[WhiteElo "994"]
[BlackElo "2146"]
[PlyCount "78"]
[EventDate "2015.01.10"]
[EventType "team-k.o."]
[EventRounds "2"]
[EventCountry "GER"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]
[WhiteTeam "Lingen"]
[BlackTeam "Hochneukirch"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "GER"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 d5 5. Bb5 dxe4 6. Nxc6 Qxd1+ 7. Kxd1 a6 8. Ba4 Bd7 9. Nc3 Bxc6 10. Bxc6+ bxc6 11. Nxe4 f5 12. Ng5 e5 13. c3 Bd6 14. Re1 h6 15. Nf3 0-0-0 16. Kc2 e4 17. Nd4 Ne7 18. h3 Rd7 19. Ne6 Nd5 20. Nd4 Bc5 21. Nxf5 Rf8 22. g4 g6 23. Bxh6 Rff7 24. b4 Bxb4 25. cxb4 gxf5 26. Kb3 fxg4 27. hxg4 Rxf2 28. Rxe4 Rf3+ 29. Kc2 Rc3+ 30. Kb2 Rh3 31. g5 Nxb4 32. Rxb4 Rd2+ 33. Kc1 Rg2 34. Rd4 Rh1+ 35. Rd1 Rxd1+ 36. Kxd1 Rg1+ 37. Ke2 Rxa1 38. g6 Rg1 39. g7 Kd7 0-1

[Event "Maastricht Limburg op-A 8th"]
[Site "Maastricht"]
[Date "2014.06.09"]
[Round "6"]
[White "Harff, Wilfried"]
[Black "Tugui, Adrian"]
[Result "1/2-1/2"]
[ECO "B28"]
[WhiteElo "2149"]
[BlackElo "2397"]
[PlyCount "73"]
[EventDate "2014.06.06"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 160 Extra"]
[Source "ChessBase"]
[SourceDate "2014.07.01"]
[SourceVersion "1"]
[SourceVersionDate "2014.07.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 a6 3. b3 d6 4. Bb2 Nc6 5. d4 cxd4 6. Nxd4 e5 7. Nxc6 bxc6 8. Be2 Nf6 9. Nd2 Be7 10. 0-0 0-0 11. Qe1 Be6 12. h3 Qb8 13. Bf3 Bd8 14. Qe2 Bb6 15. Rfd1 Bc5 16. g4 Re8 17. Kg2 Nd7 18. Nf1 Nf8 19. c3 Ng6 20. Bc1 d5 21. Kg1 d4 22. c4 a5 23. Rb1 Qd6 24. Qc2 Qe7 25. Ng3 a4 26. Nf5 Bxf5 27. exf5 axb3 28. axb3 e4 29. Bxe4 Qxe4 30. Qxe4 Rxe4 31. fxg6 hxg6 32. b4 Bb6 33. c5 Bc7 34. Kf1 Ra2 35. Rd2 Ra4 36. Rd3 Ra2 37. Rd2 1/2-1/2

[Event "Maastricht Limburg op-A 8th"]
[Site "Maastricht"]
[Date "2014.06.09"]
[Round "7"]
[White "Schoppen, Casper"]
[Black "Harff, Wilfried"]
[Result "1/2-1/2"]
[ECO "B32"]
[WhiteElo "1906"]
[BlackElo "2149"]
[PlyCount "171"]
[EventDate "2014.06.06"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 160 Extra"]
[Source "ChessBase"]
[SourceDate "2014.07.01"]
[SourceVersion "1"]
[SourceVersionDate "2014.07.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 d5 5. Bb5 dxe4 6. Nxc6 Qxd1+ 7. Kxd1 a6 8. Nxe7+ Kxe7 9. Bc4 Bg4+ 10. Ke1 Be6 11. Bxe6 Kxe6 12. Ke2 Rc8 13. c3 f5 14. Nd2 Bd6 15. Nb3 Ne7 16. Bg5 Nc6 17. Rad1 Rhe8 18. Be3 f4 19. Rxd6+ Kxd6 20. Bxf4+ Ne5 21. Ke3 Kc6 22. Bxe5 Rxe5 23. Rd1 Kc7 24. Rd4 Rd8 25. Rxd8 Kxd8 26. Nd2 Rd5 27. Nxe4 Rd1 28. Nc5 Kc8 29. Nd3 Rh1 30. h3 Rg1 31. Kf3 Kc7 32. Nc5 Ra1 33. a4 a5 34. Ke3 b6 35. Ne6+ Kd7 36. Nxg7 Rxa4 37. Kd2 Ra1 38. Nh5 Rb1 39. Kc2 Rf1 40. Nf6+ Ke6 41. Ne4 Ke5 42. Kd3 b5 43. g3 Rb1 44. f4+ Kd5 45. Kc2 Rg1 46. Nf6+ Ke6 47. Ne4 Rg2+ 48. Kb3 h6 49. g4 Re2 50. Ng3 Re3 51. Nf5 Rxh3 52. Nd4+ Kd7 53. Nf5 Rh2 54. Nd4 Rg2 55. Nf3 Kd6 56. Ne5 Kd5 57. Nd7 Ke4 58. g5 Rd2 59. Nc5+ Kd5 60. Nd7 hxg5 61. fxg5 Rg2 62. Nf6+ Ke6 63. Ne4 Ke5 64. Nc5 Kd5 65. Nd3 Rxg5 66. Nf4+ Ke4 67. Ne6 Rh5 68. Nd4 Kd3 69. Nc6 a4+ 70. Ka3 Kc4 71. Nb4 Rh1 72. Ka2 Rc1 73. Nc6 Re1 74. Nb4 Re6 75. Nc2 Re2 76. Nb4 Re4 77. Nc2 Kc5 78. Ka3 Rh4 79. Nb4 Rxb4 80. cxb4+ Kc4 81. Ka2 Kxb4 82. Kb1 Kb3 83. Ka1 Kc2 84. Ka2 b4 85. Ka1 a3 86. Ka2 1/2-1/2

[Event "Maastricht Limburg op-A 8th"]
[Site "Maastricht"]
[Date "2014.06.08"]
[Round "5"]
[White "Bons, Jasper"]
[Black "Harff, Wilfried"]
[Result "1/2-1/2"]
[ECO "B43"]
[WhiteElo "2072"]
[BlackElo "2149"]
[PlyCount "104"]
[EventDate "2014.06.06"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 160 Extra"]
[Source "ChessBase"]
[SourceDate "2014.07.01"]
[SourceVersion "1"]
[SourceVersionDate "2014.07.01"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 e6 3. Nf3 a6 4. d4 cxd4 5. Nxd4 b5 6. Bd3 Bb7 7. 0-0 Bc5 8. Nb3 Bb4 9. a4 Bxc3 10. bxc3 bxa4 11. Rxa4 Bc6 12. Ra2 d6 13. Na5 Nf6 14. Qe2 0-0 15. Bg5 h6 16. Bh4 g5 17. Bg3 e5 18. h4 Qc7 19. Rfa1 Bd7 20. hxg5 hxg5 21. Nc4 Be6 22. Ra5 Nbd7 23. Ne3 Qxc3 24. Nd1 Qb4 25. R1a4 Qb7 26. Qe3 Nh7 27. Rxa6 Nc5 28. Rxa8 Rxa8 29. Rxa8+ Qxa8 30. f3 Qa1 31. Be2 Kg7 32. Qc3 Qa7 33. Bf2 Qc7 34. Nb2 Nf8 35. Na4 Nfd7 36. Bb5 Qb7 37. Nxc5 Nxc5 38. Bxc5 Qxb5 39. Bxd6 f6 40. Qc7+ Qd7 41. Qxd7+ Bxd7 42. c4 Kf7 43. Kf2 Ke6 44. Bc7 Ke7 45. Ke3 Ba4 46. Ba5 Kd7 47. Bb4 Bb3 48. Kd3 Bd1 49. Bf8 g4 50. Ke3 gxf3 51. gxf3 Bb3 52. c5 Ba4 1/2-1/2

[Event "Maastricht Limburg op-A 8th"]
[Site "Maastricht"]
[Date "2014.06.08"]
[Round "4"]
[White "Harff, Wilfried"]
[Black "Nguyen, Kevin"]
[Result "1-0"]
[ECO "B50"]
[WhiteElo "2149"]
[BlackElo "1929"]
[PlyCount "77"]
[EventDate "2014.06.06"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 160 Extra"]
[Source "ChessBase"]
[SourceDate "2014.07.01"]
[SourceVersion "1"]
[SourceVersionDate "2014.07.01"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. Bd3 Nc6 5. 0-0 Bg4 6. h3 Bh5 7. Bb5 e5 8. d4 Qb6 9. Bxc6+ Qxc6 10. dxe5 Bxf3 11. Qxf3 dxe5 12. c4 Qxe4 13. Qxe4 Nxe4 14. Re1 Nf6 15. Rxe5+ Kd7 16. Bg5 Bd6 17. Bxf6 gxf6 18. Rd5 Kc6 19. Nc3 Be5 20. Rad1 a6 21. Ne4 Bd4 22. b4 Rad8 23. Nxc5 Bxc5 24. Rxd8 Rxd8 25. Rxd8 Bxb4 26. Kf1 Kc5 27. Rd7 b6 28. Rxf7 Kxc4 29. Rxf6 Bc5 30. Rf3 b5 31. Ke2 b4 32. Kd2 Kb5 33. g4 Bd4 34. Kd3 Bc3 35. Rf5+ Ka4 36. Kc4 a5 37. g5 Bd2 38. h4 Bc3 39. h5 1-0

[Event "Maastricht Limburg op-A 8th"]
[Site "Maastricht"]
[Date "2014.06.07"]
[Round "2"]
[White "Harff, Wilfried"]
[Black "Ernst, Sipke"]
[Result "0-1"]
[ECO "C68"]
[WhiteElo "2149"]
[BlackElo "2567"]
[PlyCount "116"]
[EventDate "2014.06.06"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 160 Extra"]
[Source "ChessBase"]
[SourceDate "2014.07.01"]
[SourceVersion "1"]
[SourceVersionDate "2014.07.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. 0-0 Qf6 6. d4 exd4 7. Qxd4 Qxd4 8. Nxd4 Bd7 9. Re1 0-0-0 10. Nd2 Ne7 11. c3 c5 12. N4b3 Nc6 13. f4 f5 14. e5 Be6 15. Nf3 Be7 16. Be3 b6 17. Nbd2 Rd3 18. Kf2 Rhd8 19. Ke2 h6 20. Rec1 Bf7 21. Ne1 R3d7 22. Ndf3 a5 23. b3 a4 24. Rab1 Na5 25. c4 Nc6 26. bxa4 Kb7 27. Rb2 Ra8 28. Nd3 Kc8 29. Rc3 Rxa4 30. Nd2 Rd8 31. Nc1 Nb4 32. a3 Nc6 33. Kf2 Kd7 34. Nd3 Rda8 35. Ra2 Ke8 36. Nb2 R4a6 37. Ra1 Be6 38. Nf3 Kf7 39. g3 Nb4 40. Ke2 Bc8 41. Nd3 Bb7 42. Nd2 Nc6 43. Nf3 Nd8 44. Bc1 Ne6 45. Nde1 g5 46. Ra2 g4 47. Ng1 Ra4 48. Kf2 Ba6 49. Ng2 Bxc4 50. Rd2 Nd4 51. Ne3 Be6 52. Rcd3 Nb5 53. Ne2 c4 54. Rc3 Nxc3 55. Nxc3 R4a5 56. Bb2 Rd8 57. Rc2 h5 58. Ne2 Bc5 0-1

[Event "Maastricht Limburg op-A 8th"]
[Site "Maastricht"]
[Date "2014.06.07"]
[Round "3"]
[White "Perrenet, Jacob"]
[Black "Harff, Wilfried"]
[Result "1-0"]
[ECO "B11"]
[WhiteElo "2086"]
[BlackElo "2149"]
[PlyCount "79"]
[EventDate "2014.06.06"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 160 Extra"]
[Source "ChessBase"]
[SourceDate "2014.07.01"]
[SourceVersion "1"]
[SourceVersionDate "2014.07.01"]
[SourceQuality "1"]

1. Nc3 d5 2. e4 c6 3. Qf3 d4 4. Bc4 e6 5. Nce2 Ne7 6. d3 b5 7. Bb3 Na6 8. c3 c5 9. Nh3 h6 10. 0-0 Bb7 11. Bf4 Nc6 12. Rac1 Qd7 13. a4 b4 14. Bc4 e5 15. Bd2 Nc7 16. cxd4 cxd4 17. Qg3 g5 18. f3 f6 19. Qg4 h5 20. Qxd7+ Kxd7 21. Nf2 Bd6 22. Ng3 Raf8 23. Nf5 a5 24. h4 gxh4 25. Bh6 Rc8 26. Bg7 Rh7 27. Bxf6 Ba6 28. Bxh4 Bxc4 29. Rxc4 Na8 30. b3 Nb6 31. Rc2 Nb8 32. Rxc8 Nxc8 33. Nh3 Na6 34. Ng5 Rh8 35. Nf7 Re8 36. Rc1 Bf8 37. Bg3 Bd6 38. N5xd6 Nxd6 39. Nxe5+ Ke6 40. Rc6 1-0

[Event "Maastricht Limburg op-A 8th"]
[Site "Maastricht"]
[Date "2014.06.06"]
[Round "1"]
[White "Sanijs, Frans"]
[Black "Harff, Wilfried"]
[Result "0-1"]
[ECO "A21"]
[WhiteElo "2045"]
[BlackElo "2149"]
[PlyCount "104"]
[EventDate "2014.06.06"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 160 Extra"]
[Source "ChessBase"]
[SourceDate "2014.07.01"]
[SourceVersion "1"]
[SourceVersionDate "2014.07.01"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 f5 3. g3 Nf6 4. Bg2 c6 5. Nf3 e4 6. Nd4 g6 7. d3 exd3 8. Qxd3 Na6 9. 0-0 Bg7 10. Rd1 0-0 11. Ne6 Qe8 12. Nxf8 Bxf8 13. Bf4 Nc5 14. Qd4 Qf7 15. Bd6 Ne6 16. Qh4 Bg7 17. c5 b6 18. Qc4 Nxc5 19. Qxf7+ Kxf7 20. Rac1 Nb7 21. Be5 d5 22. b4 Bh6 23. e3 Ng4 24. Bc7 b5 25. h3 Nf6 26. Ne2 Bd7 27. Nd4 Rc8 28. Be5 Ne4 29. a4 bxa4 30. b5 c5 31. Nc6 Ke6 32. Bb2 Bxc6 33. bxc6 Rxc6 34. Ra1 Ra6 35. Bf1 c4 36. Bd4 Bf8 37. Rdb1 Nbc5 38. Rb8 Bd6 39. Re8+ Kd7 40. Rh8 Nb3 41. Rxh7+ Be7 42. Ra2 Nxd4 43. exd4 a3 44. g4 Nc3 45. Ra1 a2 46. gxf5 gxf5 47. Re1 Re6 48. Ra1 Kc6 49. Rh8 Kb5 50. Rb8+ Rb6 51. Re8 Ba3 52. Re3 Bb2 0-1

[Event "Goch op 24th"]
[Site "Goch"]
[Date "2013.09.08"]
[Round "7"]
[White "Harff, Wilfried"]
[Black "Kummerow, Heiko"]
[Result "0-1"]
[ECO "E70"]
[WhiteElo "2133"]
[BlackElo "2283"]
[PlyCount "98"]
[EventDate "2013.09.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. c4 g6 2. Nc3 Bg7 3. d4 Nf6 4. e4 d6 5. Bg5 0-0 6. Qd2 Nbd7 7. Nge2 a6 8. Ng3 c5 9. d5 b5 10. cxb5 Qa5 11. f3 Nb6 12. Be2 axb5 13. Nxb5 Bd7 14. Qxa5 Rxa5 15. Nc3 Rb8 16. Kd2 Na4 17. Nxa4 Rxa4 18. Rhb1 Ne8 19. Kc1 Rab4 20. b3 Bxa1 21. Rxa1 f6 22. Bd2 R4b7 23. Kc2 Bb5 24. Bxb5 Rxb5 25. Nf1 Nc7 26. Ne3 R5b7 27. Nc4 Nb5 28. Bc3 Ra7 29. a4 Nxc3 30. Kxc3 Kf7 31. a5 Rb4 32. Ra2 Ke8 33. f4 Rab7 34. Ra3 Kd7 35. Nb6+ Kc7 36. Nc4 Kb8 37. g3 Ka7 38. Kc2 Ka6 39. Kc3 Rb8 40. Kc2 h5 41. Kc3 g5 42. f5 g4 43. Kc2 h4 44. Nd2 hxg3 45. hxg3 Rh8 46. Kd3 Rh2 47. Ke3 Rxd2 48. Kxd2 Rxe4 49. Ra4 Rxa4 0-1

[Event "Goch op 24th"]
[Site "Goch"]
[Date "2013.09.08"]
[Round "6"]
[White "Harff, Wilfried"]
[Black "Thevessen, Hubert"]
[Result "1-0"]
[ECO "E61"]
[WhiteElo "2133"]
[BlackElo "1866"]
[PlyCount "59"]
[EventDate "2013.09.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. g3 g6 4. Bg2 Bg7 5. e3 0-0 6. Nge2 d6 7. d4 Nbd7 8. 0-0 a6 9. b4 Rb8 10. a4 b6 11. Ba3 c5 12. Rb1 Qc7 13. Qb3 Bb7 14. Bxb7 Rxb7 15. Rfd1 Rfb8 16. f4 Qc8 17. Qa2 Qe8 18. Qd2 exd4 19. exd4 Ne4 20. Nxe4 Qxe4 21. Qd3 Re8 22. Qxe4 Rxe4 23. bxc5 Nxc5 24. dxc5 Rxe2 25. Rxb6 Rbe7 26. Rb8+ Re8 27. Rxe8+ Rxe8 28. cxd6 Re4 29. d7 Bd4+ 30. Kf1 1-0

[Event "Goch op 24th"]
[Site "Goch"]
[Date "2013.09.07"]
[Round "4"]
[White "Harff, Wilfried"]
[Black "Sumets, Andrey"]
[Result "0-1"]
[ECO "A17"]
[WhiteElo "2133"]
[BlackElo "2585"]
[PlyCount "50"]
[EventDate "2013.09.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e6 3. g3 d5 4. cxd5 exd5 5. d4 c6 6. Bg2 Bd6 7. Qc2 0-0 8. h3 Na6 9. a3 Re8 10. Bg5 Nc7 11. Nf3 h6 12. Bd2 Ne4 13. Nxe4 dxe4 14. Ne5 Bf5 15. g4 Bh7 16. Bf4 e3 17. Qb3 exf2+ 18. Kxf2 Qf6 19. Qf3 Ne6 20. e3 c5 21. Bg3 cxd4 22. exd4 Nxd4 23. Qxf6 gxf6 24. Nf3 Bc5 25. Bf4 Ne2+ 0-1

[Event "Goch op 24th"]
[Site "Goch"]
[Date "2013.09.07"]
[Round "5"]
[White "Schelwokat, Peter"]
[Black "Harff, Wilfried"]
[Result "0-1"]
[ECO "B30"]
[WhiteElo "1955"]
[BlackElo "2133"]
[PlyCount "108"]
[EventDate "2013.09.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. c4 Qa5 4. Nc3 Nd4 5. d3 g6 6. Bd2 Bg7 7. Nxd4 cxd4 8. Nd5 Qd8 9. b4 e6 10. Nf4 d6 11. g3 Nf6 12. Bg2 0-0 13. 0-0 Bd7 14. a4 Qc7 15. Qb3 Rac8 16. Rfc1 b6 17. Rc2 a6 18. Rac1 Qb8 19. Qa3 Rfd8 20. a5 b5 21. c5 dxc5 22. bxc5 Bc6 23. Ne2 h6 24. Qa1 Qb7 25. f3 e5 26. Rf1 Rc7 27. Qc1 Kh7 28. Bb4 Qc8 29. Qd2 Bd7 30. Rfc1 Rc6 31. Qe1 Be6 32. Qf1 h5 33. h3 Bh6 34. f4 Ng8 35. Rd1 f6 36. Rb1 Qd7 37. Kh2 Rdc8 38. f5 gxf5 39. exf5 Bd5 40. g4 Ne7 41. Bf3 Bxf3 42. Qxf3 Qd5 43. Kg2 Rg8 44. Qxd5 Nxd5 45. Kf3 hxg4+ 46. hxg4 Rxg4 47. Rcb2 Rh4 48. Be1 Rh3+ 49. Bg3 Ne3 50. Ng1 Rh5 51. Rh2 Rxf5+ 52. Ke4 Rxc5 53. Nf3 Rf4+ 54. Bxf4 f5# 0-1

[Event "Goch op 24th"]
[Site "Goch"]
[Date "2013.09.06"]
[Round "2"]
[White "Harff, Wilfried"]
[Black "Rieger, Mario"]
[Result "1-0"]
[ECO "B10"]
[WhiteElo "2133"]
[BlackElo "1957"]
[PlyCount "91"]
[EventDate "2013.09.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. e4 c6 2. c4 d5 3. Nc3 d4 4. Nce2 e5 5. d3 Bb4+ 6. Bd2 Qa5 7. Nf3 Bxd2+ 8. Nxd2 Na6 9. a3 Nc5 10. Qc2 Qa4 11. b3 Qa6 12. f4 f6 13. b4 Ne6 14. fxe5 fxe5 15. Nf3 c5 16. bxc5 Qa5+ 17. Qd2 Qxc5 18. Qb4 Qc7 19. Qb5+ Bd7 20. Qxe5 Qxe5 21. Nxe5 Rd8 22. g3 Ne7 23. Bh3 Nc5 24. Bxd7+ Nxd7 25. Nf3 Nc5 26. Nf4 0-0 27. Ke2 Rf6 28. Nd5 Nxd5 29. cxd5 Nxd3 30. Kxd3 Rxf3+ 31. Kxd4 Rf2 32. Rac1 Rd2+ 33. Ke3 Ra2 34. Rc3 b5 35. Rd1 a5 36. e5 b4 37. axb4 axb4 38. Rc7 Ra5 39. e6 Ra6 40. Rdc1 Rad6 41. R1c5 h6 42. Ke4 b3 43. Rb7 b2 44. Rxb2 Kf8 45. Rb7 Re8 46. Ke5 1-0

[Event "Goch op 24th"]
[Site "Goch"]
[Date "2013.09.06"]
[Round "3"]
[White "Hulshof, Peter"]
[Black "Harff, Wilfried"]
[Result "1/2-1/2"]
[ECO "B25"]
[WhiteElo "2222"]
[BlackElo "2133"]
[PlyCount "158"]
[EventDate "2013.09.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. f4 Nd4 7. Nce2 e5 8. c3 Nc6 9. Nh3 Nge7 10. 0-0 0-0 11. Be3 b6 12. Qd2 d5 13. exd5 Nxd5 14. fxe5 Nxe5 15. Bg5 f6 16. Bf4 Bxh3 17. Bxh3 Nxf4 18. Nxf4 Bh6 19. d4 Qd6 20. Rad1 Nf7 21. dxc5 Qxd2 22. Rxd2 g5 23. Nd5 g4 24. Nxf6+ Kh8 25. Rd7 gxh3 26. c6 Be3+ 27. Kh1 Ng5 28. c7 b5 29. Rf5 Bb6 30. g4 Rac8 31. Nd5 Rce8 32. Ne7 Bxc7 33. Rxc7 Ne6 34. Rxf8+ Rxf8 35. Rc8 Kg7 36. Rxf8 Kxf8 37. Nc6 a6 38. Kg1 Nc5 39. Nb4 a5 40. Nc6 a4 41. Nd4 Nd3 42. b3 axb3 43. axb3 b4 44. cxb4 Ke7 45. b5 Kd6 46. b6 Ne5 47. Kf2 Nxg4+ 48. Kg3 Ne5 49. Kxh3 Nd7 50. b7 Kc7 51. Kg4 Kxb7 52. Kf5 Kc7 53. Ke6 Nc5+ 54. Ke7 Kb6 55. h4 Ne4 56. Kf7 Kc5 57. Nc2 Ng3 58. Kf6 Ne4+ 59. Kg7 h5 60. Kg6 Ng3 61. Kg5 Kb5 62. Kf4 Nf1 63. b4 Kc4 64. Kf3 Nd2+ 65. Ke2 Ne4 66. Ke3 Ng3 67. Kf4 Nf1 68. Kg5 Ng3 69. Kg6 Kb5 70. Kf6 Kc4 71. Kg5 Kb5 72. Kf4 Nf1 73. Nd4+ Kxb4 74. Ne6 Kc4 75. Ng7 Kd5 76. Nxh5 Ke6 77. Kg5 Kf7 78. Nf4 Ng3 79. Kg4 Ne4 1/2-1/2

[Event "Goch op 24th"]
[Site "Goch"]
[Date "2013.09.05"]
[Round "1"]
[White "Maassen, Hermann"]
[Black "Harff, Wilfried"]
[Result "0-1"]
[ECO "C53"]
[WhiteElo "1820"]
[BlackElo "2133"]
[PlyCount "38"]
[EventDate "2013.09.05"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Qe7 5. 0-0 d6 6. d4 Bb6 7. Bg5 Nf6 8. Na3 h6 9. Bxf6 Qxf6 10. Nc2 0-0 11. Ne3 exd4 12. Nd5 Qg6 13. Nxb6 axb6 14. Nxd4 Qxe4 15. Bd3 Qh4 16. Nb5 Qd8 17. Qh5 Ne5 18. Be2 Ra5 19. b4 Rxb5 0-1

[Event "Maastricht Limburg op-A 7th"]
[Site "Maastricht"]
[Date "2013.05.20"]
[Round "6"]
[White "Harff, Wilfried"]
[Black "Thinius, Marco"]
[Result "0-1"]
[ECO "A26"]
[WhiteElo "2151"]
[BlackElo "2375"]
[PlyCount "96"]
[EventDate "2013.05.17"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nf3 d6 6. 0-0 Nf6 7. Rb1 a5 8. a3 Be6 9. d3 h6 10. Nd2 0-0 11. b4 axb4 12. axb4 Qd7 13. Nd5 Ne8 14. b5 Nd8 15. f4 exf4 16. Nxf4 Bf5 17. Nd5 Bh3 18. Bb2 Bxb2 19. Rxb2 Bxg2 20. Kxg2 Ne6 21. e3 Ng5 22. Kh1 Ra3 23. Nb1 Ra1 24. h4 Nh7 25. Kg2 c6 26. bxc6 bxc6 27. Nf4 Nef6 28. Qe2 Re8 29. e4 Ng4 30. Nd2 Rxf1 31. Nxf1 Nhf6 32. Ne3 h5 33. Nxg4 Nxg4 34. Qf3 Ra8 35. Nh3 Ra1 36. d4 Qa7 37. Ng5 Ra2 38. Qb3 Rxb2+ 39. Qxb2 Ne3+ 40. Kh2 Nxc4 41. Qb3 Qxd4 42. Kg2 d5 43. exd5 Ne3+ 44. Kf2 Nxd5+ 45. Ke2 Qe5+ 46. Kd2 c5 47. Qc4 Qe3+ 48. Kd1 Qxg5 0-1

[Event "Maastricht Limburg op-A 7th"]
[Site "Maastricht"]
[Date "2013.05.20"]
[Round "7"]
[White "Perrenet, Jacob"]
[Black "Harff, Wilfried"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2071"]
[BlackElo "2151"]
[PlyCount "87"]
[EventDate "2013.05.17"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. Nc3 g6 2. b4 Bg7 3. Bb2 d5 4. e3 e5 5. a4 Ne7 6. Ra3 0-0 7. Qa1 a5 8. b5 c5 9. Nd1 Qd6 10. f4 f6 11. fxe5 fxe5 12. Nf3 Bf5 13. Nxe5 Bxc2 14. Nc4 Qe6 15. Bxg7 Rf7 16. Qe5 Bf5 17. Qxe6 Bxe6 18. Nb6 Kxg7 19. Nxa8 Nc8 20. b6 Rd7 21. Bb5 Rd8 22. Rf1 c4 23. e4 dxe4 24. Re3 Rd4 25. Nc3 Nd6 26. Nc7 Bf7 27. Rf4 g5 28. Rfxe4 Nxe4 29. Rxe4 Rd6 30. Re7 Kf8 31. Re5 g4 32. N3d5 Rh6 33. Kf2 Rxh2 34. Be8 Bxd5 35. Nxd5 Rh1 36. Bb5 Nc6 37. Bxc6 bxc6 38. Ne3 Rb1 39. Nxc4 Rb4 40. Rxa5 Ke7 41. d3 h5 42. Ra7+ Ke6 43. a5 h4 44. Rh7 1-0

[Event "Maastricht Limburg op-A 7th"]
[Site "Maastricht"]
[Date "2013.05.19"]
[Round "5"]
[White "Harff, Wilfried"]
[Black "Lamorelle, Julien"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2151"]
[BlackElo "2304"]
[PlyCount "77"]
[EventDate "2013.05.17"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. c3 Nf6 4. e5 Nd5 5. Na3 Nc6 6. Bb5 Qc7 7. Qe2 a6 8. Bxc6 Qxc6 9. d3 b5 10. Bd2 Bb7 11. 0-0 Be7 12. Rac1 Nb6 13. c4 f6 14. b4 0-0 15. bxc5 Bxc5 16. cxb5 Qd5 17. Nb1 Na4 18. d4 Bb6 19. Bb4 Rfc8 20. bxa6 Rxc1 21. Rxc1 Bxa6 22. Qd2 Bb7 23. exf6 gxf6 24. Qf4 Kg7 25. Nbd2 Re8 26. Nf1 Qh5 27. g4 Qh6 28. g5 fxg5 29. Nxg5 Qg6 30. Ng3 Nb2 31. Rc3 h6 32. Qe5+ Kg8 33. N3e4 hxg5 34. Rg3 g4 35. Qf4 Bxe4 36. Rxg4 Kg7 37. Qxe4 Qxg4+ 38. Qxg4+ Kf7 39. Qh5+ 1-0

[Event "Maastricht Limburg op-A 7th"]
[Site "Maastricht"]
[Date "2013.05.19"]
[Round "4"]
[White "Mollema, Thomas"]
[Black "Harff, Wilfried"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "1976"]
[BlackElo "2151"]
[PlyCount "73"]
[EventDate "2013.05.17"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 c5 2. c3 e6 3. d4 d5 4. exd5 Qxd5 5. Nf3 Nf6 6. a3 Be7 7. Be3 cxd4 8. cxd4 a6 9. Nc3 Qd6 10. Rc1 0-0 11. Bd3 Nbd7 12. 0-0 b5 13. Ne4 Qb8 14. Ne5 Nxe5 15. Bf4 Nxe4 16. Bxe4 Ra7 17. Bxe5 Bd6 18. Bxh7+ Kxh7 19. Qh5+ Kg8 20. Bxg7 f5 21. Bxf8 Bxf8 22. Qe8 Rc7 23. Qd8 Rd7 24. Qxc8 Qa7 25. Rc3 Qxd4 26. Rg3+ Kf7 27. Qxa6 Qxb2 28. Qc6 Rd6 29. Qb7+ Be7 30. Qf3 Bf6 31. Qh5+ Kf8 32. Qh7 Bg7 33. Qg6 f4 34. Rg4 Qd4 35. g3 Be5 36. Qg8+ Ke7 37. Qh7+ 1-0

[Event "Maastricht Limburg op-A 7th"]
[Site "Maastricht"]
[Date "2013.05.18"]
[Round "3"]
[White "Daamen, Roland"]
[Black "Harff, Wilfried"]
[Result "0-1"]
[ECO "B32"]
[WhiteElo "2052"]
[BlackElo "2151"]
[PlyCount "138"]
[EventDate "2013.05.17"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 d5 5. exd5 Qxd5 6. Be3 e6 7. c4 Bb4+ 8. Nc3 Qe5 9. Be2 Nge7 10. 0-0 0-0 11. Nf3 Qb8 12. Qc1 Nf5 13. a3 Be7 14. Rd1 e5 15. Nd5 Re8 16. b4 Bf8 17. Qc3 Be6 18. Rd2 f6 19. Bd1 b6 20. Bb3 Qb7 21. Rad1 Rac8 22. Qb2 Qf7 23. Kh1 Kh8 24. Qc1 g6 25. h3 Nxe3 26. fxe3 Bh6 27. Re2 f5 28. e4 f4 29. Qb2 Bg7 30. Ng5 Qg8 31. Nxe6 Qxe6 32. Ba4 Rf8 33. Bxc6 f3 34. Rf2 Rxc6 35. Rc1 Bh6 36. Rcc2 fxg2+ 37. Kxg2 Rxf2+ 38. Kxf2 Rc8 39. Kg2 Bg7 40. Qc3 Rf8 41. Rf2 Rc8 42. Rc2 h5 43. Qg3 Kh7 44. Qg5 Rf8 45. Qe7 Qc6 46. Qxa7 Ra8 47. Qxb6 Qa4 48. Rc3 Qd1 49. Qf2 Rf8 50. Rf3 Rxf3 51. Qxf3 Qc2+ 52. Kg3 Qxc4 53. a4 Qc1 54. Kh2 Qc2+ 55. Qg2 Qxa4 56. Ne7 Qe8 57. Qg5 Qf7 58. Nd5 Qf1 59. Qg2 Qc4 60. Qf3 Qc2+ 61. Kg3 Qc1 62. Qe3 Qf1 63. Qf3 Qg1+ 64. Qg2 h4+ 65. Kf3 Qc1 66. Qg4 Qe1 67. Ne7 Qf1+ 68. Ke3 Bh6+ 69. Qg5 Bxg5# 0-1

[Event "Maastricht Limburg op-A 7th"]
[Site "Maastricht"]
[Date "2013.05.18"]
[Round "2"]
[White "Harff, Wilfried"]
[Black "Hansch, Torsten"]
[Result "0-1"]
[ECO "B50"]
[WhiteElo "2151"]
[BlackElo "2120"]
[PlyCount "112"]
[EventDate "2013.05.17"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. Bb5+ Bd7 5. Qe2 Bxb5 6. Qxb5+ Qd7 7. Qxd7+ Nbxd7 8. d3 g6 9. Bg5 Bg7 10. Nbd2 0-0 11. a4 h6 12. Be3 Ng4 13. Ke2 Nxe3 14. fxe3 e6 15. Rhf1 d5 16. d4 cxd4 17. cxd4 dxe4 18. Nxe4 Rac8 19. Rac1 Nb6 20. Nd6 Rxc1 21. Rxc1 Nxa4 22. b3 Nb6 23. Rc7 Rd8 24. Nxb7 Rc8 25. Rxc8+ Nxc8 26. Kd3 Nb6 27. Na5 Bf8 28. Nc6 Nc8 29. g3 Kg7 30. Nd2 f5 31. e4 fxe4+ 32. Nxe4 Kf7 33. Ne5+ Kg7 34. Kc4 Nd6+ 35. Nxd6 Bxd6 36. Nc6 a6 37. Nb4 h5 38. Nxa6 g5 39. Nc5 Kf7 40. b4 Bc7 41. Ne4 Kg6 42. Kd3 Kf5 43. Ke3 Bb6 44. Nd6+ Kg4 45. Nc4 Bc7 46. Kf2 Kh3 47. Ne5 Bb6 48. Ke3 Kxh2 49. Nf3+ Kxg3 50. Nxg5 e5 51. Ne4+ Kg2 52. Ng5 h4 53. Ke4 exd4 54. Nf3 h3 55. Nh4+ Kg3 56. Nf5+ Kf2 0-1

[Event "Maastricht Limburg op-A 7th"]
[Site "Maastricht"]
[Date "2013.05.17"]
[Round "1"]
[White "Skutta, Bernd"]
[Black "Harff, Wilfried"]
[Result "1/2-1/2"]
[ECO "B15"]
[WhiteElo "2042"]
[BlackElo "2151"]
[PlyCount "96"]
[EventDate "2013.05.17"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. d4 g6 2. e4 Bg7 3. Nc3 c6 4. Be3 d5 5. Qd2 Nf6 6. f3 dxe4 7. Nxe4 Bf5 8. Bd3 Bxe4 9. Bxe4 e5 10. 0-0-0 Nxe4 11. fxe4 exd4 12. Bxd4 Qxd4 13. Qxd4 Bxd4 14. Rxd4 Nd7 15. Nf3 Ke7 16. Rhd1 Rad8 17. Rb4 Nc5 18. Ne5 Rxd1+ 19. Kxd1 Rd8+ 20. Ke2 a5 21. Rb6 Rd4 22. Rxb7+ Kf6 23. Nxc6 Rxe4+ 24. Kf3 Re6 25. Rc7 Na6 26. Rc8 a4 27. Nd4 Rd6 28. Rc6 Ke5 29. Rxd6 Kxd6 30. c3 Kd5 31. b4 Kc4 32. Ne2 Kd3 33. b5 Nc5 34. b6 f6 35. g4 a3 36. h4 Kc2 37. Ke3 Kb2 38. Kd4 Na6 39. c4 Kxa2 40. Nc3+ Kb3 41. c5 Nb8 42. b7 f5 43. gxf5 gxf5 44. Kd5 Kxc3 45. c6 a2 46. c7 a1Q 47. cxb8Q Qa2+ 48. Kc6 Qc4+ 1/2-1/2

[Event "Goch op 22nd"]
[Site "Goch"]
[Date "2011.10.02"]
[Round "7"]
[White "Harff, Wilfried"]
[Black "Schoonenberg, Olav"]
[Result "0-1"]
[ECO "B23"]
[WhiteElo "2174"]
[BlackElo "2091"]
[PlyCount "96"]
[EventDate "2011.09.29"]
[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 c5 2. Nc3 Nc6 3. f4 a6 4. Nf3 Nd4 5. Nd5 e6 6. Ne3 d5 7. d3 b5 8. Ne5 Bd6 9. c3 Bxe5 10. fxe5 Nc6 11. exd5 exd5 12. d4 cxd4 13. cxd4 Qh4+ 14. g3 Qxd4 15. Nxd5 Qxd1+ 16. Kxd1 Bg4+ 17. Be2 Rd8 18. Bxg4 Rxd5+ 19. Bd2 Nxe5 20. Re1 Ne7 21. Bh3 Nf3 22. Re2 0-0 23. Bg2 Rxd2+ 24. Rxd2 Nxd2 25. Kxd2 Rd8+ 26. Kc3 Nd5+ 27. Kb3 Ne3 28. Be4 g6 29. Re1 Nc4 30. Re2 Rd2 31. Bf3 Rd3+ 32. Kb4 Rxf3 33. b3 Re3 34. Rc2 a5+ 35. Kc5 Na3 36. Rd2 Kg7 37. Rd7 a4 38. bxa4 bxa4 39. Rd4 Re5+ 40. Kb6 Rb5+ 41. Kc6 Rb2 42. Rxa4 Rxa2 43. h4 h5 44. Kd5 Nb5 45. Rb4 Nc7+ 46. Ke5 Re2+ 47. Kd4 Ne8 48. Rb3 Nd6 0-1

[Event "Goch op 22nd"]
[Site "Goch"]
[Date "2011.10.02"]
[Round "6"]
[White "Stotyn, Fabian"]
[Black "Harff, Wilfried"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "2054"]
[BlackElo "2174"]
[PlyCount "68"]
[EventDate "2011.09.29"]
[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 c6 2. Ne2 g6 3. Nbc3 Bg7 4. d4 d6 5. Be3 b5 6. a3 Qc7 7. g3 Nd7 8. Bg2 Rb8 9. 0-0 a5 10. f4 Nb6 11. h3 f5 12. b4 Nc4 13. Bc1 fxe4 14. Nxe4 Nf6 15. Kh2 Nd5 16. Qd3 axb4 17. Ng5 Bf5 18. Be4 Qd7 19. g4 Bxe4 20. Qxe4 Nf6 21. Qd3 bxa3 22. f5 h5 23. Ne6 hxg4 24. N2f4 g5 25. Nxg5 Nd5 26. Nfe6 Bf6 27. Kg1 gxh3 28. Nxh3 c5 29. Qf3 Qb7 30. c3 Kd7 31. Bxa3 Rbg8+ 32. Kh2 Nd2 33. Qe2 Nxf1+ 34. Rxf1 Ne3 0-1

[Event "Goch op 22nd"]
[Site "Goch"]
[Date "2011.10.01"]
[Round "5"]
[White "Harff, Wilfried"]
[Black "Bosboom, Harold"]
[Result "1-0"]
[ECO "B02"]
[WhiteElo "2174"]
[BlackElo "1936"]
[PlyCount "53"]
[EventDate "2011.09.29"]
[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 Nf6 2. e5 Nd5 3. Bc4 Nb6 4. Bb3 e6 5. Nf3 Nc6 6. c3 d6 7. exd6 Bxd6 8. d4 Bd7 9. 0-0 0-0 10. Re1 Na5 11. Bc2 Re8 12. Ng5 g6 13. b3 Nd5 14. Ne4 Bf4 15. Bxf4 Nxf4 16. Qf3 Nd5 17. c4 Nb4 18. Nf6+ Kf8 19. Na3 Nac6 20. Qf4 Kg7 21. Nxe8+ Bxe8 22. Red1 Qf6 23. Qxf6+ Kxf6 24. Be4 Rd8 25. Nb5 Rd7 26. a3 a6 27. Nc3 1-0

[Event "Goch op 22nd"]
[Site "Goch"]
[Date "2011.10.01"]
[Round "4"]
[White "Iov, Dmitrii"]
[Black "Harff, Wilfried"]
[Result "1/2-1/2"]
[ECO "D85"]
[WhiteElo "1936"]
[BlackElo "2174"]
[PlyCount "83"]
[EventDate "2011.09.29"]
[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 Nf6 4. Nc3 d5 5. cxd5 Nxd5 6. e4 Nxc3 7. bxc3 c5 8. Bb5+ Bd7 9. Bxd7+ Nxd7 10. 0-0 Qa5 11. Qb3 b5 12. Rb1 a6 13. e5 c4 14. Qc2 e6 15. Ng5 0-0 16. Re1 Nb6 17. Re3 Rfd8 18. Ne4 Qa4 19. Qe2 a5 20. Nc5 Rab8 21. Nxa4 Nxa4 22. Rh3 b4 23. Qxc4 Rbc8 24. Qb5 Nxc3 25. Rxc3 Rxc3 26. Qxa5 Rdc8 27. Be3 Bf8 28. g3 h6 29. h4 Ra3 30. Qb5 Rxa2 31. Rc1 Rd8 32. Rc7 Raa8 33. Qb7 Rab8 34. Qc6 b3 35. Rb7 b2 36. Qb5 Rxb7 37. Qxb7 Ba3 38. Kg2 Kg7 39. Kf3 Rc8 40. Qxc8 b1Q 41. Qd8 Qb7+ 42. Ke2 1/2-1/2

[Event "Goch op 22nd"]
[Site "Goch"]
[Date "2011.09.30"]
[Round "3"]
[White "Harff, Wilfried"]
[Black "Wijnhoven, Theo"]
[Result "0-1"]
[ECO "C00"]
[WhiteElo "2174"]
[BlackElo "2047"]
[PlyCount "108"]
[EventDate "2011.09.29"]
[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 e6 2. Qe2 e5 3. b3 Nc6 4. Bb2 Bc5 5. Nf3 d6 6. h3 Nge7 7. c3 Ng6 8. d4 Bb6 9. Nbd2 0-0 10. g3 f5 11. d5 Nb8 12. Bg2 f4 13. 0-0-0 Nd7 14. h4 fxg3 15. fxg3 Nf6 16. h5 Nh8 17. Nh2 Nf7 18. Kb1 Ng5 19. Bc1 h6 20. Kb2 Nfh7 21. Rdf1 Bd7 22. a4 Qe7 23. Nc4 c6 24. Nxb6 axb6 25. Rxf8+ Rxf8 26. Be3 c5 27. Ng4 Qe8 28. c4 Qe7 29. Nf2 Qd8 30. Nd1 Qc8 31. Rh4 Nf6 32. Qd2 Nfh7 33. Nf2 Nf3 34. Bxf3 Rxf3 35. g4 Qd8 36. Rh2 Qf6 37. Kc1 Rg3 38. Qe2 Ng5 39. Nh1 Bxg4 40. Qd3 Rf3 41. Nf2 Bd7 42. Rg2 Qf7 43. Qe2 Qxh5 44. Kd1 Qf7 45. Ke1 Nh3 46. Bxh6 Rxf2 47. Rxf2 Qxf2+ 48. Qxf2 Nxf2 49. Bg5 Nxe4 50. Bd8 g5 51. Ke2 g4 52. Ke3 g3 53. Kf3 Bg4+ 54. Kg2 Bd1 0-1

[Event "Goch op 22nd"]
[Site "Goch"]
[Date "2011.09.30"]
[Round "2"]
[White "Rothkugel, Wolfgang"]
[Black "Harff, Wilfried"]
[Result "0-1"]
[ECO "A30"]
[WhiteElo "1990"]
[BlackElo "2174"]
[PlyCount "132"]
[EventDate "2011.09.29"]
[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 g6 3. g3 Bg7 4. Bg2 Nc6 5. 0-0 f5 6. Nc3 e6 7. e3 Qb6 8. Qa4 a6 9. a3 Nge7 10. Rd1 0-0 11. Rb1 Na5 12. d4 d6 13. b4 cxb4 14. axb4 Nxc4 15. b5 d5 16. Bf1 Qc7 17. b6 Qc6 18. Bxc4 dxc4 19. Qxc6 Nxc6 20. Ba3 Rd8 21. Nd2 Bd7 22. Nxc4 Be8 23. Bd6 Rac8 24. Bc7 Rd7 25. Nd6 Rxd6 26. Bxd6 Nxd4 27. Na4 Ne2+ 28. Kf1 Bb5 29. Rxb5 axb5 30. Nc5 Nc3 31. Rd3 Rc6 32. Nxe6 Ne4 33. Nxg7 Rxd6 34. Rxd6 Nxd6 35. Ne6 Kf7 36. Nc5 Kf6 37. Ke2 Ke5 38. Nd7+ Kd5 39. Nf6+ Kc4 40. f3 b4 41. Kd2 b3 42. e4 fxe4 43. fxe4 Kd4 44. e5 Nc4+ 45. Kc1 Kxe5 46. Nxh7 Kf5 47. Nf8 Nxb6 48. g4+ Kxg4 49. Nxg6 Nc4 50. Nf8 Ne5 51. Kb2 Kf5 52. h4 Kf6 53. h5 Kf7 54. Ng6 Nxg6 55. hxg6+ Kxg6 56. Kxb3 Kf7 57. Kc4 Ke7 58. Kb4 Kd6 59. Kc4 Kc6 60. Kb4 Kb6 61. Kb3 Kb5 62. Ka3 Kc4 63. Ka4 b5+ 64. Ka3 Kc3 65. Ka2 b4 66. Kb1 Kb3 0-1

[Event "Goch op 22nd"]
[Site "Goch"]
[Date "2011.09.29"]
[Round "1"]
[White "Harff, Wilfried"]
[Black "Beckers, Marius"]
[Result "1-0"]
[ECO "E67"]
[WhiteElo "2174"]
[BlackElo "1857"]
[PlyCount "57"]
[EventDate "2011.09.29"]
[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 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 0-0 5. Nc3 d6 6. Nf3 Nbd7 7. 0-0 e5 8. e3 exd4 9. exd4 c6 10. Bf4 d5 11. c5 Re8 12. Qd2 Nf8 13. Rfe1 Bf5 14. Rxe8 Qxe8 15. Re1 Ne6 16. Nh4 Ne4 17. Nxe4 Bxe4 18. Bxe4 dxe4 19. Rxe4 Qd7 20. Nf3 Rd8 21. Bd6 Bf8 22. Ne5 Qc8 23. Bxf8 f5 24. Rh4 g5 25. Rh5 Rxd4 26. Rxg5+ Kxf8 27. Rxf5+ Ke8 28. Qh6 Ng7 29. Rg5 1-0

[Event "Oberhausen op"]
[Site "Oberhausen"]
[Date "2011.04.25"]
[Round "6"]
[White "Harff, Wilfried"]
[Black "Kummerow, Heiko"]
[Result "0-1"]
[ECO "C00"]
[WhiteElo "2175"]
[BlackElo "2321"]
[PlyCount "54"]
[EventDate "2011.04.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 142 Extra"]
[Source "ChessBase"]
[SourceDate "2011.06.27"]
[SourceVersion "1"]
[SourceVersionDate "2011.06.27"]
[SourceQuality "1"]

1. e4 e6 2. Qe2 c5 3. Nf3 Nc6 4. g3 d6 5. Bg2 g6 6. 0-0 Bg7 7. d3 Nge7 8. h4 h5 9. c3 0-0 10. Rd1 Qc7 11. Nbd2 b6 12. Nc4 Ba6 13. Bf4 Ne5 14. b3 Rad8 15. Rac1 Nxf3+ 16. Bxf3 b5 17. Nd2 Nc6 18. g4 b4 19. gxh5 bxc3 20. Nc4 Nd4 21. Qe3 e5 22. Bh2 c2 23. Rf1 Kh7 24. Bg4 Bc8 25. Qg3 Bh6 26. Ne3 gxh5 27. Bxh5 Rg8 0-1

[Event "Oberhausen op"]
[Site "Oberhausen"]
[Date "2011.04.24"]
[Round "4"]
[White "Harff, Wilfried"]
[Black "Buschmann, Andreas"]
[Result "1/2-1/2"]
[ECO "B56"]
[WhiteElo "2175"]
[BlackElo "2084"]
[PlyCount "141"]
[EventDate "2011.04.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 142 Extra"]
[Source "ChessBase"]
[SourceDate "2011.06.27"]
[SourceVersion "1"]
[SourceVersionDate "2011.06.27"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. f4 d6 4. Bb5 Bd7 5. Nf3 g6 6. d4 cxd4 7. Nxd4 Bg7 8. Be3 Nf6 9. Nxc6 Bxc6 10. Bxc6+ bxc6 11. 0-0 0-0 12. h3 Qa5 13. Qd3 Rab8 14. Rfb1 Nd7 15. Bd2 Nc5 16. Qe2 Ne6 17. Kh1 Rb7 18. a3 Rfb8 19. Re1 Rxb2 20. Nd5 Qd8 21. Nb4 R2xb4 22. axb4 Bxa1 23. Rxa1 Qd7 24. Qf2 c5 25. c3 cxb4 26. Rxa7 Qc6 27. f5 Nc7 28. cxb4 Rb7 29. fxg6 hxg6 30. Ra1 f6 31. Qe2 Kf7 32. Rc1 Qb5 33. Qe3 Ne6 34. Qb3 Qe5 35. Re1 Qh5 36. Kh2 Rb5 37. Qc4 Rb8 38. Re3 Qb5 39. Qb3 Rd8 40. Rd3 Rc8 41. Rg3 Qe2 42. Qd5 Rb8 43. Re3 Qb5 44. Qb3 Rd8 45. Be1 Rc8 46. Qd1 Ra8 47. Qg4 Qe5+ 48. Bg3 Qd4 49. Bf2 Qxb4 50. Rg3 Rg8 51. Qf3 Qb5 52. Rg4 Qh5 53. Qb3 Rh8 54. Rh4 Qxh4 55. Bxh4 Rxh4 56. g4 Rh8 57. Kg3 g5 58. Kf2 Rc8 59. Ke2 Rc5 60. Qb8 Re5 61. Qh8 Rxe4+ 62. Kd2 Nc5 63. Qh7+ Ke8 64. Qf5 Rf4 65. Qg6+ Kd7 66. Qg8 Ne4+ 67. Ke3 Nf2 68. Qh8 d5 69. Qa8 d4+ 70. Kd2 Nxh3 71. Qd5+ 1/2-1/2

[Event "Goch op 21st"]
[Site "Goch"]
[Date "2010.10.03"]
[Round "6"]
[White "Gross, Karl"]
[Black "Harff, Wilfried"]
[Result "1-0"]
[ECO "C01"]
[WhiteElo "2096"]
[BlackElo "2187"]
[PlyCount "61"]
[EventDate "2010.09.30"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Be3 dxe4 4. Nd2 f5 5. f3 exf3 6. Ngxf3 Nf6 7. Bd3 Nc6 8. c3 Nd5 9. Qe2 Be7 10. 0-0 0-0 11. Nc4 Nxe3 12. Qxe3 Bf6 13. Rad1 Qe8 14. Nce5 Bxe5 15. Nxe5 Nxe5 16. Qxe5 Qc6 17. g4 Qd6 18. gxf5 Qxe5 19. dxe5 exf5 20. Bc4+ Kh8 21. Bf7 g6 22. e6 Rxf7 23. Rd8+ Kg7 24. exf7 Kxf7 25. Re1 b5 26. Ree8 a5 27. Rxc8 Ra6 28. Re5 b4 29. cxb4 axb4 30. Rxc7+ Kf6 31. Rb5 1-0

[Event "Goch op 21st"]
[Site "Goch"]
[Date "2010.10.03"]
[Round "7"]
[White "Schorr, Joerg"]
[Black "Harff, Wilfried"]
[Result "0-1"]
[ECO "A80"]
[WhiteElo "1936"]
[BlackElo "2187"]
[PlyCount "43"]
[EventDate "2010.09.30"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. d4 f5 2. Nf3 Nf6 3. h3 g6 4. Nc3 d6 5. Bg5 Bg7 6. Bxf6 Bxf6 7. e4 c5 8. e5 cxd4 9. exf6 dxc3 10. Bb5+ Bd7 11. Qd5 cxb2 12. 0-0 bxa1Q 13. Rxa1 Nc6 14. Re1 e6 15. Bxc6 bxc6 16. Rxe6+ Bxe6 17. Qxe6+ Kf8 18. Ng5 Qc7 19. Qc4 Re8 20. Ne6+ Rxe6 21. Qxe6 h6 22. f7 0-1

[Event "Goch op 21st"]
[Site "Goch"]
[Date "2010.10.02"]
[Round "5"]
[White "Harff, Wilfried"]
[Black "Hahn, Moritz"]
[Result "1/2-1/2"]
[ECO "C00"]
[WhiteElo "2187"]
[BlackElo "2076"]
[PlyCount "47"]
[EventDate "2010.09.30"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. e4 e6 2. Qe2 Nc6 3. c3 e5 4. f4 d6 5. d3 g6 6. Nf3 Bg7 7. g3 Nge7 8. Bg2 0-0 9. Na3 h6 10. Be3 Be6 11. h3 Qd7 12. g4 f5 13. gxf5 gxf5 14. Qd2 Kh7 15. c4 exf4 16. Bf2 fxe4 17. dxe4 Ng6 18. 0-0-0 Nge5 19. b3 Nxf3 20. Bxf3 Ne5 21. Qe2 Qe7 22. Nb5 a6 23. Nd4 Nxf3 24. Nxf3 1/2-1/2

[Event "Goch op 21st"]
[Site "Goch"]
[Date "2010.10.02"]
[Round "4"]
[White "Harff, Wilfried"]
[Black "Speck, Stefan"]
[Result "1-0"]
[ECO "B04"]
[WhiteElo "2187"]
[BlackElo "2004"]
[PlyCount "73"]
[EventDate "2010.09.30"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 dxe5 5. Nxe5 c6 6. Qf3 Be6 7. Bd2 Nd7 8. c4 Nxe5 9. dxe5 Nb6 10. Qe4 g6 11. Be2 Bg7 12. 0-0 Nd7 13. Bc3 0-0 14. Qe3 Qb6 15. Bd4 c5 16. Bc3 Nb8 17. Nd2 Qc7 18. f4 b6 19. g4 Nc6 20. f5 Bd7 21. Bf3 Rae8 22. Rae1 f6 23. e6 Bc8 24. fxg6 Ne5 25. gxh7+ Kh8 26. Bxe5 fxe5 27. Bd5 Qd6 28. Ne4 Qc7 29. Qg5 Rf4 30. Rxf4 exf4 31. Qg6 Rf8 32. Ng5 f3 33. Bxf3 Qf4 34. Nf7+ Rxf7 35. Qxf7 Qd4+ 36. Kg2 Kxh7 37. Be4+ 1-0

[Event "Goch op 21st"]
[Site "Goch"]
[Date "2010.10.01"]
[Round "3"]
[White "Buchkremer, Felix"]
[Black "Harff, Wilfried"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2072"]
[BlackElo "2187"]
[PlyCount "143"]
[EventDate "2010.09.30"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. Bc4 Nb6 5. Bb3 c4 6. Bc2 d6 7. exd6 Qxd6 8. Qe2 Nc6 9. Nf3 Bg4 10. 0-0 f6 11. h3 Bxf3 12. Qxf3 0-0-0 13. b3 Ne5 14. Qe4 Qd5 15. bxc4 Qxe4 16. Bxe4 Nexc4 17. a4 Nd6 18. Bc2 e5 19. d4 Nbc4 20. Na3 Nxa3 21. Bxa3 exd4 22. cxd4 Nc4 23. Bxf8 Rhxf8 24. Bxh7 Rxd4 25. Rfc1 Kb8 26. a5 a6 27. Ra4 Rc8 28. Kh2 Rc5 29. Rb4 Nxa5 30. Rxc5 Rxb4 31. Rxa5 Kc7 32. Kg3 Rd4 33. Kf3 Rd6 34. Be4 b5 35. Ke3 Kb6 36. Ra1 a5 37. Bc2 Rc6 38. Kd2 Rc7 39. Rb1 Kc5 40. Bd3 Rb7 41. Kc3 b4+ 42. Kb3 Rd7 43. Rc1+ Kb6 44. Be4 Rd4 45. f3 Kb5 46. Bc6+ Kb6 47. Be8 Rd3+ 48. Kb2 Re3 49. Bd7 Rd3 50. Bf5 Rd2+ 51. Rc2 Rd4 52. Re2 a4 53. Re4 Rd2+ 54. Kc1 Rd5 55. Rxb4+ Ka5 56. Be6 Rd3 57. Rg4 g5 58. Kc2 Rd6 59. Bf7 Rd8 60. h4 gxh4 61. Rxh4 Rb8 62. Rf4 a3 63. Bb3 Rc8+ 64. Kb1 Re8 65. Ka2 Re2+ 66. Kxa3 Rxg2 67. Rf5+ Kb6 68. Rxf6+ Kc5 69. f4 Rf2 70. f5 Rf3 71. Rf8 Kd6 72. f6 1-0

[Event "Goch op 21st"]
[Site "Goch"]
[Date "2010.10.01"]
[Round "2"]
[White "Harff, Wilfried"]
[Black "Dohmes, Herbert"]
[Result "1/2-1/2"]
[ECO "E06"]
[WhiteElo "2187"]
[PlyCount "75"]
[EventDate "2010.09.30"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. g3 b6 4. Bg2 Bb7 5. 0-0 Be7 6. c4 0-0 7. Nc3 d5 8. Ne5 c6 9. Bg5 Nbd7 10. Nxd7 Qxd7 11. Qa4 Rfd8 12. Rfd1 h6 13. Bxf6 Bxf6 14. Rac1 dxc4 15. Qxc4 Rac8 16. b4 Qe8 17. Ne4 Be7 18. Qb3 Bf8 19. Nc3 e5 20. dxe5 Qxe5 21. b5 Qe7 22. bxc6 Bxc6 23. Bxc6 Rxc6 24. Nd5 Qe8 25. Rxc6 Qxc6 26. Qf3 Rc8 27. Rd4 Qe6 28. Kg2 Rc2 29. Ne3 Rc8 30. a4 Re8 31. Rf4 Bc5 32. Nf5 Qxe2 33. Qb7 Qe6 34. Qxa7 Qc6+ 35. Rf3 Re2 36. Ne3 Bxe3 37. Qxf7+ Kh8 38. Qf8+ 1/2-1/2

[Event "Goch op 21st"]
[Site "Goch"]
[Date "2010.09.30"]
[Round "1"]
[White "Gehlhar, Michael"]
[Black "Harff, Wilfried"]
[Result "0-1"]
[ECO "A40"]
[WhiteElo "1896"]
[BlackElo "2187"]
[PlyCount "94"]
[EventDate "2010.09.30"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. d4 g6 2. Nf3 Bg7 3. g3 b5 4. Bg2 Bb7 5. 0-0 f5 6. Bf4 Nf6 7. c3 e6 8. Nbd2 0-0 9. Nb3 d6 10. Ng5 Bxg2 11. Kxg2 Qe7 12. Nf3 h6 13. h4 Nbd7 14. Na5 Nb6 15. Qb3 Qd7 16. Rad1 Rab8 17. Rfe1 Nbd5 18. Bc1 Rb6 19. Qc2 Ne4 20. Nb3 Qc6 21. Qd3 g5 22. hxg5 hxg5 23. Kf1 g4 24. Nh4 Kf7 25. Nd2 Nxd2+ 26. Qxd2 Nxc3 27. Kg1 Nxd1 28. Qg5 Kg8 29. Rxd1 Rf6 30. Qh5 Rb8 31. Bg5 Qe8 32. Qxe8+ Rxe8 33. Bxf6 Bxf6 34. b3 Kf7 35. Ng2 c5 36. dxc5 dxc5 37. Rd6 Rd8 38. Ra6 Rd7 39. Rc6 Be7 40. Nf4 Rd6 41. Rc7 Ra6 42. Ng6 Kxg6 43. Rxe7 b4 44. Rc7 Ra5 45. Kf1 Kf6 46. Ke1 Ke5 47. f4+ Kd6 0-1

[Event "Oberhausen op"]
[Site "Oberhausen"]
[Date "2010.04.02"]
[Round "3"]
[White "Harff, Wilfried"]
[Black "Henrichs, Thomas"]
[Result "0-1"]
[ECO "B23"]
[WhiteElo "2192"]
[BlackElo "2471"]
[PlyCount "98"]
[EventDate "2010.04.01"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 135 Extra"]
[Source "ChessBase"]
[SourceDate "2010.05.04"]
[SourceVersion "1"]
[SourceVersionDate "2010.05.04"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 a6 3. f4 b5 4. a4 b4 5. Nce2 Bb7 6. Ng3 e6 7. Nf3 h5 8. h4 d5 9. d3 Nf6 10. Qe2 Nc6 11. c3 Qc7 12. Qc2 0-0-0 13. Be2 c4 14. dxc4 dxe4 15. Ng5 Na5 16. b3 bxc3 17. Be3 Nc6 18. 0-0 Nb4 19. Qc1 Rd3 20. Kh1 Ng4 21. Bxd3 exd3 22. Bd4 f6 23. Nf3 g5 24. Qxc3 gxf4 25. Bxf6 Rg8 26. Nxh5 Bc5 27. Bd4 e5 28. Bxe5 Qh7 29. Nxf4 Ne3 30. Bd6 Nxf1 31. Rxf1 Qf5 32. Qe5 Qxe5 33. Bxe5 Rg4 34. Rd1 Nc6 35. Rxd3 Nxe5 36. Nxe5 Rxf4 37. Rh3 Rf1+ 38. Kh2 Bd6 39. Re3 Rf5 40. g3 Rxe5 41. Rd3 Re2+ 42. Kh3 Kc7 43. Kg4 Be4 44. Rd4 Be5 45. Rxe4 Rxe4+ 46. Kf5 Re3 47. g4 Kd6 48. b4 Rf3+ 49. Kg5 Ke6 0-1

[Event "Goch op 20th"]
[Site "Goch"]
[Date "2009.10.04"]
[Round "6"]
[White "Harff, Wilfried"]
[Black "Mihajlov, Svetoslav"]
[Result "1-0"]
[ECO "C69"]
[WhiteElo "2202"]
[BlackElo "2085"]
[PlyCount "97"]
[EventDate "2009.10.01"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. 0-0 f6 6. d4 exd4 7. Nxd4 c5 8. Nb3 Qxd1 9. Rxd1 Bg4 10. f3 Be6 11. Be3 c4 12. Nd4 0-0-0 13. Nc3 Bf7 14. Kf2 Ne7 15. g4 Ng6 16. f4 Re8 17. Nf5 h5 18. h3 hxg4 19. hxg4 Rh2+ 20. Kg3 Rxc2 21. Rab1 Ba3 22. Nxg7 Rg8 23. Nh5 Bxb2 24. Na4 c3 25. Nxb2 Bxa2 26. Rbc1 Rxb2 27. Rxc3 b5 28. Rdc1 Bc4 29. Bd4 Re2 30. Nxf6 Rd8 31. f5 Ne7 32. Be3 Rh8 33. g5 Reh2 34. Ng4 R8h3+ 35. Kf4 Rg2 36. Bf2 Rxc3 37. Rxc3 Be2 38. Bg3 b4 39. Rc1 b3 40. Rb1 Bxg4 41. Kxg4 b2 42. Kf3 Rd2 43. Be5 Kd7 44. Rxb2 Rxb2 45. Bxb2 a5 46. g6 a4 47. Kf4 c5 48. Kg5 c4 49. f6 1-0

[Event "Goch op 20th"]
[Site "Goch"]
[Date "2009.10.04"]
[Round "7"]
[White "Tjoelsen, Katrine"]
[Black "Harff, Wilfried"]
[Result "1-0"]
[ECO "E16"]
[WhiteElo "2178"]
[BlackElo "2202"]
[PlyCount "97"]
[EventDate "2009.10.01"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Qc8 6. Nc3 Ne4 7. Qc2 f5 8. 0-0 Be7 9. d5 Nxc3 10. Qxc3 Bf6 11. Qc2 exd5 12. cxd5 Bxd5 13. Qxf5 Qb7 14. Rd1 Be4 15. Ne5 Bxf5 16. Bxb7 Bxe5 17. Rd5 d6 18. f4 c6 19. Rd1 Bf6 20. Rxd6 Ke7 21. Rd1 Nd7 22. Bxa8 Rxa8 23. a4 Nc5 24. Ra3 Bc2 25. Rd2 Bg6 26. g4 h6 27. b4 Na6 28. Re3+ Kf8 29. Ba3 Be8 30. Bb2 Nxb4 31. Bxf6 gxf6 32. Re6 Kg7 33. Re7+ Bf7 34. Rdd7 Rf8 35. e4 c5 36. Rc7 Nd3 37. e5 fxe5 38. fxe5 Kg6 39. h4 a5 40. h5+ Kg5 41. Rxf7 Re8 42. Rce7 Rxe7 43. Rxe7 c4 44. Rg7+ Kf4 45. e6 c3 46. e7 c2 47. Rf7+ Kg3 48. Rf1 Nf4 49. Ra1 1-0

[Event "Goch op 20th"]
[Site "Goch"]
[Date "2009.10.03"]
[Round "5"]
[White "Goldenstein, Arnd"]
[Black "Harff, Wilfried"]
[Result "0-1"]
[ECO "A41"]
[WhiteElo "2067"]
[BlackElo "2202"]
[PlyCount "72"]
[EventDate "2009.10.01"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. d4 g6 2. c4 Bg7 3. Nc3 d6 4. Nf3 c6 5. h3 f5 6. Qd3 Nf6 7. g3 0-0 8. Bg2 Qe8 9. 0-0 e5 10. dxe5 dxe5 11. e4 Na6 12. Qd6 Nd7 13. a3 Ndc5 14. Be3 Be6 15. Qd1 Bxc4 16. Bxc5 Nxc5 17. Qd6 Nb3 18. Rad1 Bxf1 19. Bxf1 Nd4 20. Bc4+ Kh8 21. Nxd4 Rd8 22. Qxd8 Qxd8 23. Ne6 Qe7 24. b4 Rc8 25. h4 Bf6 26. h5 f4 27. hxg6 fxg3 28. Kg2 gxf2 29. Rh1 Rg8 30. Nf8 Rxf8 31. Rxh7+ Qxh7 32. gxh7 Bh4 33. Kf1 Kxh7 34. Nd1 Rf3 35. a4 Rg3 36. Be2 Rg1# 0-1

[Event "Goch op 20th"]
[Site "Goch"]
[Date "2009.10.03"]
[Round "4"]
[White "Harff, Wilfried"]
[Black "Szczepanski, Krzysztof"]
[Result "1-0"]
[ECO "C45"]
[WhiteElo "2202"]
[BlackElo "1857"]
[PlyCount "29"]
[EventDate "2009.10.01"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Qf6 5. Nb5 Bd6 6. Nxd6+ cxd6 7. Nc3 Qd4 8. Be3 Qb4 9. a3 Qxb2 10. Nb5 Kd8 11. c3 a6 12. Rb1 Qa2 13. Bb6+ Ke7 14. Qxd6+ Ke8 15. Nc7+ 1-0

[Event "Goch op 20th"]
[Site "Goch"]
[Date "2009.10.02"]
[Round "2"]
[White "Harff, Wilfried"]
[Black "Jess, Arne"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "2202"]
[BlackElo "1881"]
[PlyCount "45"]
[EventDate "2009.10.01"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 d6 3. f4 Nc6 4. Bb5 Bd7 5. Nf3 a6 6. Bxc6 Bxc6 7. Qe2 e6 8. 0-0 g6 9. b3 Bg7 10. Bb2 Nf6 11. Rae1 Nxe4 12. Nxe4 Bxb2 13. c3 Ba3 14. Nfg5 0-0 15. Qg4 Bxe4 16. Qh3 h5 17. Rxe4 Kg7 18. Rxe6 Qb6 19. Re7 c4+ 20. Kh1 cxb3 21. Qd7 Kh6 22. Rxf7 Rxf7 23. Nxf7+ 1-0

[Event "Goch op 20th"]
[Site "Goch"]
[Date "2009.10.02"]
[Round "3"]
[White "Nilsen, Joachim Birger"]
[Black "Harff, Wilfried"]
[Result "1-0"]
[ECO "B32"]
[WhiteElo "2082"]
[BlackElo "2202"]
[PlyCount "65"]
[EventDate "2009.10.01"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 d5 5. Nxc6 bxc6 6. Nc3 d4 7. Nb1 Nf6 8. Bd3 e5 9. 0-0 Bd6 10. Nd2 0-0 11. Nc4 Bg4 12. f3 Be6 13. Qe2 Re8 14. Bd2 Rb8 15. Rab1 Bc7 16. b4 Nh5 17. g3 g6 18. Kh1 Qd7 19. a4 f6 20. b5 cxb5 21. axb5 Rxb5 22. Rxb5 Qxb5 23. Nd6 Qb8 24. Nxe8 Qxe8 25. Bc4 Ng7 26. Bxe6+ Qxe6 27. Ra1 Bb6 28. Ba5 Nh5 29. Bxb6 axb6 30. Ra7 Qc6 31. Qd3 b5 32. Qa3 b4 33. Qb3+ 1-0

[Event "Goch op 20th"]
[Site "Goch"]
[Date "2009.10.01"]
[Round "1"]
[White "Wiesebach, Wolfgang"]
[Black "Harff, Wilfried"]
[Result "1/2-1/2"]
[ECO "A40"]
[WhiteElo "1855"]
[BlackElo "2202"]
[PlyCount "108"]
[EventDate "2009.10.01"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. d4 g6 2. Bf4 Bg7 3. e3 c5 4. c3 Qb6 5. Qb3 Qxb3 6. axb3 d6 7. Nf3 Bg4 8. Be2 Nd7 9. h3 Bf5 10. Na3 Rc8 11. g4 Be4 12. Nc4 a6 13. Bxd6 cxd4 14. exd4 Rxc4 15. bxc4 exd6 16. 0-0 Nb8 17. Nd2 Bc6 18. Bd3 Kd8 19. b4 Ne7 20. Ne4 Kc7 21. Rfe1 Nc8 22. Ng5 Bf6 23. f4 Bxg5 24. fxg5 h5 25. gxh6 Rxh6 26. Kh2 Bd7 27. Kg3 Nc6 28. Rf1 Rh7 29. h4 Rg7 30. Rf6 N6e7 31. Raf1 Be8 32. Re1 Ng8 33. Rf2 Bd7 34. g5 Nge7 35. Ref1 Bf5 36. Be2 Nb6 37. h5 d5 38. h6 Rh7 39. c5 Nd7 40. Bg4 f6 41. Kh4 Kd8 42. Bxf5 Nxf5+ 43. Rxf5 gxf5 44. Rxf5 Ke7 45. Rxd5 Ke6 46. c4 Rh8 47. Kh5 fxg5 48. Rd6+ Ke7 49. Kxg5 Nf8 50. d5 Rg8+ 51. Kf5 Rg1 52. Rb6 Rf1+ 53. Ke4 Rh1 54. Rxb7+ Ke8 1/2-1/2

[Event "Oberhausen op"]
[Site "Oberhausen"]
[Date "2009.04.11"]
[Round "4"]
[White "Nagel, Bernhard"]
[Black "Harff, Wilfried"]
[Result "1-0"]
[ECO "A10"]
[WhiteElo "2272"]
[BlackElo "2203"]
[PlyCount "95"]
[EventDate "2009.04.09"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 129 Extra"]
[Source "ChessBase"]
[SourceDate "2009.05.05"]
[SourceVersion "2"]
[SourceVersionDate "2009.05.20"]
[SourceQuality "1"]

1. Nf3 g6 2. c4 Bg7 3. e4 e5 4. d4 exd4 5. Nxd4 Qf6 6. Nb5 Qc6 7. N1c3 a6 8. Nd4 Qd6 9. Be3 Nf6 10. f4 Qb4 11. a3 Qe7 12. Bd3 d6 13. Nd5 Nxd5 14. cxd5 c5 15. dxc6 bxc6 16. Qd2 0-0 17. 0-0 Bb7 18. Nf3 c5 19. Rae1 Nd7 20. Bf2 Bc6 21. Bc4 Rab8 22. Bh4 Bf6 23. Bxf6 Nxf6 24. e5 Ne4 25. Rxe4 Bxe4 26. exd6 Qb7 27. Ng5 h6 28. Bxa6 Qd5 29. Nxe4 Qxe4 30. d7 Qc6 31. Bc8 Qf6 32. Rf2 Rb6 33. h3 Rd6 34. Qc3 Rd1+ 35. Kh2 Qd4 36. Qxd4 Rxd4 37. Rc2 Rxf4 38. Rxc5 Rd4 39. b4 f5 40. Rc3 Kf7 41. b5 Ke7 42. b6 Rd6 43. Rb3 Rxd7 44. b7 Rc7 45. b8Q Rfxc8 46. Qb4+ Kf7 47. Re3 h5 48. Qd6 1-0

[Event "Oberhausen op"]
[Site "Oberhausen"]
[Date "2009.04.10"]
[Round "3"]
[White "Harff, Wilfried"]
[Black "Henrichs, Thomas"]
[Result "1/2-1/2"]
[ECO "D78"]
[WhiteElo "2203"]
[BlackElo "2516"]
[PlyCount "102"]
[EventDate "2009.04.09"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 129 Extra"]
[Source "ChessBase"]
[SourceDate "2009.05.05"]
[SourceVersion "2"]
[SourceVersionDate "2009.05.20"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 0-0 5. 0-0 d5 6. Nbd2 c6 7. c4 Bf5 8. Qb3 Qb6 9. Qxb6 axb6 10. b3 Ne4 11. Bb2 Rd8 12. e3 e6 13. Rfc1 Na6 14. Nxe4 Bxe4 15. Ne1 g5 16. Bc3 Nc7 17. a4 Bg6 18. Bf1 Ne8 19. a5 bxa5 20. Bxa5 Rdc8 21. Nd3 Nd6 22. Ne5 c5 23. cxd5 cxd4 24. Rxc8+ Nxc8 25. exd4 exd5 26. Nxg6 hxg6 27. Bc3 Rxa1 28. Bxa1 Nd6 29. Bd3 g4 30. Kf1 f5 31. Ke2 Kf7 32. f3 gxf3+ 33. Kxf3 Ne4 34. Ke2 g5 35. Bb2 g4 36. Bc2 Ke6 37. Kd3 Bf8 38. Bc1 Bd6 39. Be3 Kd7 40. Bd1 Kc6 41. Be2 b5 42. Bd2 b4 43. Bh6 Kd7 44. Ke3 Be7 45. Bb5+ Ke6 46. Ba6 Bg5+ 47. Bxg5 Nxg5 48. Bc8+ Kf6 49. Bb7 Ke6 50. Bc8+ Kf6 51. Bb7 Ke6 1/2-1/2

[Event "Goch op 19th"]
[Site "Goch"]
[Date "2008.10.12"]
[Round "7"]
[White "Harff, Wilfried"]
[Black "Albrecht, Carsten"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "2215"]
[BlackElo "1973"]
[PlyCount "109"]
[EventDate "2008.10.09"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. Bb5+ Bd7 4. Bc4 b5 5. Bb3 a5 6. a4 bxa4 7. Ba2 Bg4 8. f3 Bc8 9. c4 c6 10. Nc3 cxd5 11. cxd5 Bb7 12. Qxa4+ Nbd7 13. Nge2 Qb6 14. d3 Qb4 15. Bc4 Qxa4 16. Rxa4 Nb6 17. Bb5+ Nfd7 18. Be3 Nxa4 19. Nxa4 0-0-0 20. Kf2 Bxd5 21. Rc1+ Kb8 22. Bd2 Nf6 23. Bxa5 Rc8 24. Bc3 Kb7 25. d4 e6 26. Nf4 Bc6 27. Bxc6+ Rxc6 28. Nd3 Nd7 29. b4 Ra6 30. Nac5+ Bxc5 31. dxc5 Ra2+ 32. Ke3 Kc6 33. Bxg7 Rg8 34. b5+ Kc7 35. Bd4 Ra3 36. g4 e5 37. Bc3 Re8 38. Ke4 Ra4+ 39. Kf5 e4 40. fxe4 Rexe4 41. c6 Re3 42. Rd1 Rf3+ 43. Kg5 f6+ 44. Kh4 f5 45. h3 Nf8 46. Nb4 Ng6+ 47. Kg5 fxg4 48. Nd5+ Kb8 49. c7+ Kb7 50. c8Q+ Kxc8 51. Nb6+ Kb7 52. Nxa4 gxh3 53. Rd7+ Kc8 54. Rxh7 Rg3+ 55. Kf5 1-0

[Event "Goch op 19th"]
[Site "Goch"]
[Date "2008.10.12"]
[Round "6"]
[White "Schorr, Joerg"]
[Black "Harff, Wilfried"]
[Result "1/2-1/2"]
[ECO "B06"]
[WhiteElo "1998"]
[BlackElo "2215"]
[PlyCount "53"]
[EventDate "2008.10.09"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. d4 g6 2. e4 c6 3. Nc3 Bg7 4. Nf3 d6 5. Be2 b5 6. 0-0 Bb7 7. e5 Na6 8. Bf4 b4 9. Ne4 d5 10. Neg5 h6 11. e6 hxg5 12. exf7+ Kxf7 13. Nxg5+ Ke8 14. Ne6 Qb6 15. Nxg7+ Kf7 16. Nh5 gxh5 17. Bxh5+ Kf8 18. Qf3 Nf6 19. Bd6 Rh6 20. Qf4 Kg7 21. Rfe1 Rxh5 22. Rxe7+ Kg6 23. Re6 Rf5 24. Qg4+ Rg5 25. Qf4 Rf5 26. Qg4+ Rg5 27. Qf4 1/2-1/2

[Event "Goch op 19th"]
[Site "Goch"]
[Date "2008.10.11"]
[Round "5"]
[White "Harff, Wilfried"]
[Black "Van Ackeren, Franz"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "2215"]
[BlackElo "2082"]
[PlyCount "124"]
[EventDate "2008.10.09"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Ne2 d5 4. exd5 Qxd5 5. Nbc3 Qa5 6. Qd3 Bf5 7. Qc4 Nf6 8. Bd2 c6 9. Ng3 Be6 10. Qd3 Na6 11. Nce4 Qb6 12. Ng5 Bd7 13. Rb1 h6 14. Nf3 Be6 15. Qa3 Qc7 16. Bxa6 bxa6 17. Qxa6 0-0 18. 0-0 Bd5 19. Qa3 Ne4 20. Rfe1 Nxd2 21. Nxd2 Bxd4 22. Rxe7 Qb6 23. Re2 Rae8 24. Qd3 Rxe2 25. Nxe2 Bxf2+ 26. Kf1 Rd8 27. Qc3 Re8 28. Qf6 Bxg2+ 29. Kxg2 Rxe2 30. Nc4 Qc5 31. Qd8+ Kg7 32. Qd3 Qh5 33. Kf1 Re6 34. Kg2 Bc5 35. Kh1 Re2 36. h3 Rf2 37. Rf1 Rxf1+ 38. Qxf1 Qd5+ 39. Kh2 Qe4 40. Qd3 Qf4+ 41. Kh1 Qf2 42. Qd1 Qh4 43. Qf1 Qe4+ 44. Kh2 Qxc2+ 45. Kg3 Qe4 46. b3 h5 47. a4 h4+ 48. Kh2 Qc2+ 49. Kh1 Qxb3 50. a5 Qg3 51. a6 f5 52. Nd2 Bf2 53. Qa1+ Kh7 54. Qf1 Qe3 55. Nc4 Qe4+ 56. Kh2 Bg3+ 57. Kg1 Qc2 58. Qf3 Qxc4 59. Qe3 Qf7 60. Qa3 f4 61. Qb4 f3 62. Kf1 Qd7 0-1

[Event "Goch op 19th"]
[Site "Goch"]
[Date "2008.10.11"]
[Round "4"]
[White "Wittenberg, Andreas"]
[Black "Harff, Wilfried"]
[Result "1/2-1/2"]
[ECO "A49"]
[WhiteElo "2041"]
[BlackElo "2215"]
[PlyCount "41"]
[EventDate "2008.10.09"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. d4 g6 2. Nf3 Bg7 3. g3 c5 4. c3 Na6 5. Bg2 Nf6 6. 0-0 0-0 7. Nbd2 b5 8. e4 Rb8 9. b3 d5 10. e5 Ne8 11. Qe2 Qb6 12. Bb2 Bg4 13. h3 Bxf3 14. Nxf3 Nec7 15. Rfd1 Rfd8 16. h4 Ne6 17. a3 Rbc8 18. Bh3 Rc6 19. Bf1 Rb8 20. Qd2 cxd4 21. Nxd4 1/2-1/2

[Event "Goch op 19th"]
[Site "Goch"]
[Date "2008.10.10"]
[Round "3"]
[White "Harff, Wilfried"]
[Black "Ulko, Jaroslav"]
[Result "0-1"]
[ECO "B91"]
[WhiteElo "2215"]
[BlackElo "2481"]
[PlyCount "143"]
[EventDate "2008.10.09"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. g3 e5 7. Nde2 Nbd7 8. Bg2 b5 9. 0-0 Bb7 10. a3 Rc8 11. h3 Nc5 12. Bg5 Be7 13. Bxf6 Bxf6 14. Nd5 0-0 15. h4 Na4 16. b3 Bxd5 17. Qxd5 Nc3 18. Nxc3 Rxc3 19. Rfd1 Be7 20. Rd2 Qb6 21. Kh2 Rfc8 22. Ra2 Qb8 23. Re2 Bd8 24. a4 b4 25. Qd1 Bb6 26. Rd2 Bd4 27. Bf1 Qa7 28. Qe2 a5 29. Bh3 R8c5 30. h5 Qe7 31. Qg4 Rc7 32. Bf1 Qf6 33. Kg2 Qh6 34. Qd1 Qg5 35. Rxd4 exd4 36. Qxd4 Qc5 37. Qd1 Rxc2 38. Rxc2 Qxc2 39. Qg4 Re7 40. Bd3 Qc5 41. h6 g6 42. Bc4 Qe5 43. Bd5 Rc7 44. Qe2 Qg5 45. Qb5 Qd8 46. Qxa5 Qb8 47. Qa6 Rc5 48. Qd3 Qf8 49. Qd2 Kh8 50. Qxb4 Qxh6 51. Qb8+ Kg7 52. Qb7 Kf6 53. Qxf7+ Ke5 54. Qe7+ Kd4 55. Qf6+ Kd3 56. Qxd6 Rc1 57. Bc4+ Kc3 58. Qe5+ Kc2 59. Kf3 Qh1+ 60. Kf4 Re1 61. Bd5 Re2 62. Qc7+ Kb1 63. Ke5 Rxf2 64. a5 Qf3 65. Ke6 Qf8 66. Qe7 Qc8+ 67. Ke5 Qc3+ 68. Ke6 Qxa5 69. Qd6 Qa7 70. Bc4 Kc1 71. b4 Qg7 72. Kd5 0-1

[Event "Goch op 19th"]
[Site "Goch"]
[Date "2008.10.10"]
[Round "2"]
[White "Ruetten, Ingmar"]
[Black "Harff, Wilfried"]
[Result "0-1"]
[ECO "D06"]
[WhiteElo "2012"]
[BlackElo "2215"]
[PlyCount "54"]
[EventDate "2008.10.09"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 g6 3. c4 dxc4 4. Qa4+ Nd7 5. Qxc4 Ngf6 6. Nc3 Nb6 7. Qd3 Bg7 8. e4 c6 9. Be2 0-0 10. Bf4 Re8 11. h3 Be6 12. b3 Nfd7 13. Ng5 Nc5 14. Qf3 Qxd4 15. Rc1 Rad8 16. 0-0 Qb4 17. Be3 Nd3 18. Rc2 Bxc3 19. Bxb6 axb6 20. Bxd3 Rf8 21. Qg3 Bc8 22. Qh4 h5 23. Be2 Bf6 24. Bxh5 Bxg5 25. Qxg5 Qxe4 26. Re2 Qf5 27. Qxf5 Bxf5 0-1

[Event "Goch op 19th"]
[Site "Goch"]
[Date "2008.10.09"]
[Round "1"]
[White "Harff, Wilfried"]
[Black "Neve, Peter"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "2215"]
[BlackElo "1878"]
[PlyCount "75"]
[EventDate "2008.10.09"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd6 4. Nf3 Nf6 5. b3 c6 6. a4 Bf5 7. Ba3 Qc7 8. Bc4 e6 9. Bxf8 Kxf8 10. Qe2 Nbd7 11. a5 Nd5 12. 0-0 Nxc3 13. dxc3 Bg4 14. Rfe1 Bxf3 15. Qxf3 Nf6 16. g4 h6 17. a6 b6 18. Rad1 Ke7 19. Bd3 Rad8 20. Rd2 Rd6 21. Rde2 Re8 22. h4 Kd8 23. c4 Rd4 24. Be4 Nxe4 25. Rxe4 Rxe4 26. Qxe4 g6 27. Qe3 Qc8 28. Rd1+ Ke7 29. Qxh6 Qxa6 30. Qg5+ Kf8 31. Qf6 Qb7 32. h5 e5 33. h6 Qc8 34. f3 Qe6 35. Qg7+ Ke7 36. h7 Qf6 37. Rd7+ Ke6 38. Rd6+ 1-0

[Event "Oberhausen op"]
[Site "Oberhausen"]
[Date "2008.03.24"]
[Round "6"]
[White "Harff, Wilfried"]
[Black "Schebler, Gerhard"]
[Result "0-1"]
[ECO "B23"]
[WhiteElo "2224"]
[BlackElo "2455"]
[PlyCount "72"]
[EventDate "2008.03.20"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 123 Extra"]
[Source "ChessBase"]
[SourceDate "2008.05.06"]
[SourceVersion "1"]
[SourceVersionDate "2008.05.06"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 e6 3. f4 d5 4. Bb5+ Bd7 5. exd5 Bxb5 6. Nxb5 exd5 7. Qe2+ Be7 8. Qe5 Kf8 9. a4 Nc6 10. Qh5 Nf6 11. Qh3 a6 12. Nc3 Nb4 13. Kd1 d4 14. Na2 Nbd5 15. Qf3 Qd7 16. c4 dxc3 17. Nxc3 Nb4 18. Nh3 Rd8 19. Nf2 h5 20. h3 Nc6 21. Re1 Nd4 22. Qd3 Qc6 23. Qf1 c4 24. Nfe4 Nxe4 25. Rxe4 Bb4 26. Re5 f6 27. Re3 Kf7 28. f5 h4 29. Ne4 Rd5 30. g4 hxg3 31. Nxg3 Nb3 32. Re6 Rxf5 33. Nxf5 Qxe6 34. Ra2 Rd8 35. Qf3 Bxd2 36. Kc2 Bxc1 0-1

[Event "Oberhausen op"]
[Site "Oberhausen"]
[Date "2008.??.??"]
[Round "4"]
[White "Souleidis, Georgios"]
[Black "Harff, Wilfried"]
[Result "1-0"]
[ECO "B32"]
[WhiteElo "2413"]
[BlackElo "2224"]
[PlyCount "87"]
[EventDate "2008.03.20"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "CBM 123 Extra"]
[Source "ChessBase"]
[SourceDate "2008.05.06"]
[SourceVersion "1"]
[SourceVersionDate "2008.05.06"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 d5 5. Bb5 dxe4 6. Nxc6 Qxd1+ 7. Kxd1 a6 8. Ba4 Bd7 9. Nc3 Bxc6 10. Bxc6+ bxc6 11. Nxe4 e5 12. Ke2 f5 13. Nd2 Nf6 14. Nc4 Nd7 15. Rd1 Rb8 16. b3 e4 17. Bf4 Rb7 18. Na5 Rb5 19. Nxc6 Rc5 20. Nd4 Be7 21. c4 g5 22. Bc1 Bf6 23. Ba3 Re5 24. Bd6 f4 25. Bxe5 Nxe5 26. Rac1 Nd3 27. Rxd3 exd3+ 28. Kxd3 Kd7 29. c5 Kc7 30. Re1 Bxd4 31. Kxd4 Rd8+ 32. Kc3 a5 33. a3 Rd5 34. b4 axb4+ 35. axb4 h5 36. h3 g4 37. hxg4 hxg4 38. Re4 Rf5 39. Kc4 Kd7 40. b5 Rf6 41. c6+ Kd6 42. Rd4+ Kc7 43. Rd7+ Kc8 44. Rg7 1-0

[Event "GER-Cup17 qual-217 email"]
[Site "GER email"]
[Date "2007.07.23"]
[Round "?"]
[White "Balleer, Dieter"]
[Black "Harff, Wilfried"]
[Result "1-0"]
[ECO "A21"]
[PlyCount "83"]
[EventDate "2007.??.??"]
[EventType "tourn (corr)"]
[EventRounds "6"]
[EventCountry "GER"]
[SourceTitle "Corr 2020"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 d6 3. Nf3 f5 4. d4 e4 5. Ng5 Nf6 6. e3 c6 7. Be2 g6 8. h4 h6 9. Nh3 Be6 10. Nf4 Bf7 11. h5 g5 12. Ng6 Bxg6 13. hxg6 Bg7 14. b4 Nbd7 15. b5 0-0 16. bxc6 bxc6 17. Rb1 Rb8 18. Rb3 Qc7 19. Ra3 Nb6 20. Ra6 Rb7 21. Ba3 Nfd7 22. g4 Nb8 23. Ra5 Nd5 24. Rxd5 cxd5 25. Qa4 Nc6 26. gxf5 Ne7 27. 0-0 Rxf5 28. Nxd5 Qb8 29. Bg4 Rf8 30. Nxe7+ Rxe7 31. c5 dxc5 32. Bxc5 Qe8 33. Qb4 Rc7 34. Bxf8 Bxf8 35. Qa5 Qc6 36. Be6+ Qxe6 37. Qxc7 Qxg6 38. Qe5 Bd6 39. Qd5+ Kg7 40. Rb1 h5 41. Rb7+ Kh6 42. Rxa7 1-0

[Event "GER-Cup17 qual-218 email"]
[Site "GER email"]
[Date "2007.07.23"]
[Round "?"]
[White "Hansen, Heinz"]
[Black "Harff, Wilfried"]
[Result "1-0"]
[ECO "D02"]
[PlyCount "83"]
[EventDate "2007.??.??"]
[EventType "tourn (corr)"]
[EventRounds "6"]
[EventCountry "GER"]
[SourceTitle "Corr 2020"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. g3 d5 4. Bg2 c5 5. dxc5 Qa5+ 6. Nc3 Bg7 7. Nd2 e6 8. Nb3 Qa6 9. a4 Bd7 10. 0-0 0-0 11. e4 dxe4 12. Re1 e5 13. Bg5 Bg4 14. Qd6 Bf3 15. Bxf3 exf3 16. Bxf6 Bxf6 17. Nd5 Qxd6 18. cxd6 Nd7 19. Rad1 Kg7 20. Nd2 Bd8 21. Nxf3 f6 22. Re4 Rc8 23. Rb4 b6 24. Ne3 Kf7 25. Re4 Ke6 26. Nd4+ Kf7 27. Nb5 a6 28. Na7 Ra8 29. Nc6 Rc8 30. Rc4 Nc5 31. Ne7 Rb8 32. a5 Ne6 33. Nc6 Rb7 34. b4 bxa5 35. bxa5 Rb5 36. Rd5 Rb7 37. Rb4 Rxb4 38. Nxb4 Nd4 39. Kg2 Ke8 40. Nc4 Rf7 41. f4 Rb7 42. Nxa6 1-0

[Event "GER-Cup17 qual-217 email"]
[Site "GER email"]
[Date "2007.07.23"]
[Round "?"]
[White "Harff, Wilfried"]
[Black "Loeffler, Werner"]
[Result "0-1"]
[ECO "C45"]
[PlyCount "96"]
[EventDate "2007.??.??"]
[EventType "tourn (corr)"]
[EventRounds "6"]
[EventCountry "GER"]
[SourceTitle "Corr 2020"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Nb3 Bb6 6. Nc3 Nf6 7. a4 a6 8. Bg5 d6 9. Qf3 Ne5 10. Qe2 Be6 11. Nd5 Bxd5 12. exd5 0-0 13. a5 Ba7 14. 0-0-0 Re8 15. Qd2 Neg4 16. Nd4 Ne4 17. Bxd8 Nxd2 18. Bh4 Ne4 19. f3 Nef2 20. fxg4 Nxd1 21. Kxd1 Bxd4 22. c3 Bf6 23. Bxf6 gxf6 24. Be2 Re5 25. Bf3 Rae8 26. Kd2 f5 27. h3 fxg4 28. hxg4 Kg7 29. Ra1 Kg6 30. Ra4 Kg5 31. Rb4 Rb8 32. Rc4 Re7 33. Rb4 h6 34. Ra4 c5 35. dxc6 bxc6 36. b4 c5 37. Kd3 Re5 38. Kc4 cxb4 39. cxb4 f6 40. Kd3 d5 41. Kd4 Rb5 42. Kd3 Re8 43. Kd2 Reb8 44. Kc3 d4+ 45. Kb3 d3 46. Kc3 Rd8 47. Ra1 d2 48. Rh1 Rbb8 0-1

[Event "GER-Cup17 qual-218 email"]
[Site "GER email"]
[Date "2007.07.23"]
[Round "?"]
[White "Harff, Wilfried"]
[Black "Schilling, Hans"]
[Result "1/2-1/2"]
[ECO "C45"]
[PlyCount "67"]
[EventDate "2007.??.??"]
[EventType "tourn (corr)"]
[EventRounds "6"]
[EventCountry "GER"]
[SourceTitle "Corr 2020"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Nb3 Bb6 6. Nc3 Nf6 7. a4 a6 8. Bg5 d6 9. Qe2 h6 10. Be3 Bxe3 11. Qxe3 Be6 12. Nd4 Nxd4 13. Qxd4 0-0 14. Be2 c5 15. Qd2 b5 16. Bf3 b4 17. Ne2 Rb8 18. 0-0 d5 19. exd5 Bxd5 20. Bxd5 Qxd5 21. Qxd5 Nxd5 22. Rfd1 Rbd8 23. Kf1 f5 24. Rd3 Nb6 25. b3 Rxd3 26. cxd3 Rd8 27. a5 Nd5 28. Rc1 Ne7 29. Nf4 Kf7 30. Rxc5 g5 31. Ne2 Rxd3 32. Nc1 Rd2 33. Ke1 Rd6 34. Ke2 1/2-1/2

[Event "GER-Cup17 qual-217 email"]
[Site "GER email"]
[Date "2007.07.23"]
[Round "?"]
[White "Roser, Matthias"]
[Black "Harff, Wilfried"]
[Result "1-0"]
[ECO "E32"]
[PlyCount "57"]
[EventDate "2007.??.??"]
[EventType "tourn (corr)"]
[EventRounds "6"]
[EventCountry "GER"]
[SourceTitle "Corr 2020"]
[Source "ChessBase"]
[SourceDate "2019.09.30"]
[SourceVersion "1"]
[SourceVersionDate "2019.09.30"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 0-0 5. a3 Bxc3+ 6. Qxc3 b6 7. Nf3 Bb7 8. Bg5 h6 9. Bh4 d6 10. Nd2 Nbd7 11. f3 c5 12. e4 cxd4 13. Qxd4 Qc7 14. Rd1 d5 15. Bg3 Qc6 16. e5 Nh7 17. b4 f6 18. Bd3 Nxe5 19. Bxe5 fxe5 20. Qxe5 Ng5 21. 0-0 Rad8 22. Qe3 Rf6 23. Rc1 d4 24. Qe5 Nf7 25. Qe2 e5 26. c5 bxc5 27. Ne4 Rf4 28. g3 Rxe4 29. fxe4 1-0

[Event "GER-Cup17 qual-218 email"]
[Site "GER email"]
[Date "2007.??.??"]
[Round "?"]
[White "Harff, Wilfried"]
[Black "Betzelt, Thomas"]
[Result "0-1"]
[ECO "B91"]
[WhiteElo "1962"]
[BlackElo "2100"]
[PlyCount "58"]
[EventDate "2007.??.??"]
[EventType "tourn (corr)"]
[EventRounds "6"]
[EventCountry "GER"]
[SourceTitle "Corr 2008"]
[Source "ChessBase"]
[SourceDate "2008.06.24"]
[SourceVersion "1"]
[SourceVersionDate "2008.06.24"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. g3 e5 7. Nde2 Be7 8. Bg2 0-0 9. 0-0 Nbd7 10. h3 b5 11. g4 b4 12. Nd5 Nxd5 13. Qxd5 Rb8 14. Be3 Nc5 15. Ng3 Qc7 16. Qd2 Rd8 17. c3 b3 18. a3 Bb7 19. Rad1 a5 20. f4 Ba6 21. Rf3 Bc4 22. Bxc5 dxc5 23. Qe1 exf4 24. Nf5 Bf6 25. h4 Rxd1 26. Qxd1 Rd8 27. Qe1 Qd7 28. Qf2 Qd1+ 29. Kh2 Rd2 0-1

[Event "GER-Cup17 qual-218 email"]
[Site "GER email"]
[Date "2007.??.??"]
[Round "?"]
[White "Harff, Wilfried"]
[Black "Garus, Edward"]
[Result "1/2-1/2"]
[ECO "C68"]
[WhiteElo "1962"]
[BlackElo "1736"]
[PlyCount "67"]
[EventDate "2007.??.??"]
[EventType "tourn (corr)"]
[EventRounds "6"]
[EventCountry "GER"]
[SourceTitle "Corr 2008"]
[Source "ChessBase"]
[SourceDate "2008.06.24"]
[SourceVersion "1"]
[SourceVersionDate "2008.06.24"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. 0-0 Bg4 6. h3 h5 7. d3 Qf6 8. Nbd2 Bc5 9. Nc4 Bxf3 10. Qxf3 Qxf3 11. gxf3 Bd6 12. f4 exf4 13. e5 Be7 14. Bxf4 Nh6 15. Bxh6 Rxh6 16. Kg2 0-0-0 17. f4 f6 18. Kf3 Bc5 19. Rae1 Rg6 20. Nd2 Bb4 21. c3 Rxd3+ 22. Ke2 Rd7 23. Rg1 Rxg1 24. Rxg1 Bc5 25. Rg6 Re7 26. Ne4 Bb6 27. Ng3 fxe5 28. f5 Rf7 29. Rg5 h4 30. Nh5 Kd7 31. Nxg7 e4 32. Nh5 Ke7 33. Nf4 Kf6 34. Rh5 1/2-1/2

[Event "GER-Cup17 qual-217 email"]
[Site "GER email"]
[Date "2007.??.??"]
[Round "?"]
[White "Koch, Hans Georg"]
[Black "Harff, Wilfried"]
[Result "1-0"]
[ECO "C19"]
[WhiteElo "2129"]
[BlackElo "1962"]
[PlyCount "57"]
[EventDate "2007.??.??"]
[EventType "tourn (corr)"]
[EventRounds "6"]
[EventCountry "GER"]
[SourceTitle "Corr 2008"]
[Source "ChessBase"]
[SourceDate "2008.06.24"]
[SourceVersion "1"]
[SourceVersionDate "2008.06.24"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Qc7 7. Nf3 Ne7 8. Bd3 b6 9. 0-0 Ba6 10. a4 Bxd3 11. cxd3 Nbc6 12. dxc5 bxc5 13. d4 cxd4 14. cxd4 a5 15. Ba3 Nb4 16. Qd2 Nec6 17. Rfc1 Qb7 18. Qe3 0-0 19. Nd2 Rfc8 20. Nb3 Rc7 21. Rc5 Ra6 22. Rac1 h6 23. Qd2 Rd7 24. Rb5 Qa8 25. Nc5 Rda7 26. Nxa6 Rxa6 27. Bxb4 axb4 28. Rbc5 Ne7 29. Rc7 1-0

[Event "GER-Cup17 qual-218 email"]
[Site "GER email"]
[Date "2007.??.??"]
[Round "?"]
[White "Roser, Matthias"]
[Black "Harff, Wilfried"]
[Result "0-1"]
[ECO "A88"]
[WhiteElo "1751"]
[BlackElo "1962"]
[PlyCount "40"]
[EventDate "2007.??.??"]
[EventType "tourn (corr)"]
[EventRounds "6"]
[EventCountry "GER"]
[SourceTitle "Corr 2008"]
[Source "ChessBase"]
[SourceDate "2008.06.24"]
[SourceVersion "1"]
[SourceVersionDate "2008.06.24"]
[SourceQuality "1"]

1. d4 f5 2. g3 Nf6 3. Bg2 g6 4. Nf3 Bg7 5. 0-0 0-0 6. c4 c6 7. Nc3 d6 8. d5 e5 9. dxe6 Bxe6 10. Qd3 Qd7 11. Ng5 Na6 12. Bf4 Rfd8 13. Rad1 h6 14. Nxe6 Qxe6 15. e4 fxe4 16. Nxe4 Nxe4 17. Qxe4 Qf6 18. Rd2 Nc5 19. Qe6+ Nxe6 20. Be3 Rd7 0-1

[Event "Duisburg Grossenbaum op"]
[Site "Duisburg"]
[Date "2006.07.02"]
[Round "6"]
[White "Hausrath, Daniel"]
[Black "Harff, Wilfried"]
[Result "1/2-1/2"]
[ECO "A11"]
[WhiteElo "2466"]
[BlackElo "2232"]
[PlyCount "40"]
[EventDate "2006.06.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. Nf3 d5 2. g3 Nf6 3. Bg2 g6 4. b3 Bg7 5. Bb2 0-0 6. 0-0 Re8 7. c4 c6 8. d3 Nbd7 9. Nbd2 e5 10. e4 d4 11. b4 a5 12. a3 b6 13. Ne1 Bb7 14. Nc2 c5 15. Bh3 Qe7 16. bxa5 Rxa5 17. Bc1 Bc6 18. Ne1 Rb8 19. Rb1 Ne8 20. f4 Nd6 1/2-1/2

[Event "Duisburg Grossenbaum op"]
[Site "Duisburg"]
[Date "2006.06.11"]
[Round "5"]
[White "Harff, Wilfried"]
[Black "De Gleria, Francesco"]
[Result "1-0"]
[ECO "B59"]
[WhiteElo "2232"]
[BlackElo "2402"]
[PlyCount "65"]
[EventDate "2006.06.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Be2 e5 7. Nb3 Be7 8. 0-0 0-0 9. Be3 Be6 10. f3 Na5 11. Nxa5 Qxa5 12. Qd2 Rfc8 13. Rfd1 Kh8 14. Nb5 Qxd2 15. Rxd2 d5 16. Nxa7 Bc5 17. Bxc5 Rxc5 18. b4 Rc7 19. Nb5 Rc6 20. exd5 Nxd5 21. Rad1 Ne7 22. Na7 Rc3 23. Rd8+ Rxd8 24. Rxd8+ Ng8 25. Bd3 g6 26. Nb5 Rc6 27. Nd6 Bxa2 28. b5 Rc7 29. Ne8 Re7 30. Nf6 Kg7 31. Nxg8 Rc7 32. g4 b6 33. g5 1-0

[Event "Duisburg Grossenbaum op"]
[Site "Duisburg"]
[Date "2006.06.11"]
[Round "7"]
[White "Harff, Wilfried"]
[Black "Meins, Gerlef"]
[Result "0-1"]
[ECO "B59"]
[WhiteElo "2232"]
[BlackElo "2446"]
[PlyCount "69"]
[EventDate "2006.06.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 e5 7. Nb3 Be7 8. Be3 Be6 9. 0-0 0-0 10. f3 d5 11. exd5 Nxd5 12. Nxd5 Qxd5 13. Qxd5 Bxd5 14. Rfd1 Rfd8 15. c4 Be6 16. Rac1 b6 17. Kf2 Rac8 18. Rxd8+ Nxd8 19. Nd2 f5 20. g3 g5 21. Ke1 Nc6 22. a3 Nd4 23. Bxd4 exd4 24. b4 a5 25. Rb1 axb4 26. axb4 Ra8 27. Bd1 Ra3 28. b5 Rc3 29. Bb3 Bb4 30. Kf2 Kf7 31. Rb2 Rd3 32. Ke2 Re3+ 33. Kd1 Bc3 34. c5 Bxb2 35. cxb6 0-1

[Event "Duisburg Grossenbaum op"]
[Site "Duisburg"]
[Date "2006.06.04"]
[Round "4"]
[White "Ringoir, Tanguy"]
[Black "Harff, Wilfried"]
[Result "0-1"]
[ECO "B23"]
[WhiteElo "2051"]
[BlackElo "2232"]
[PlyCount "42"]
[EventDate "2006.06.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. f4 d6 4. Nf3 g6 5. Bb5 Bg7 6. Bxc6+ bxc6 7. 0-0 c4 8. Qe1 e6 9. b3 Qa5 10. Bb2 Ba6 11. Kh1 Ne7 12. bxc4 Rb8 13. Rb1 Bxc4 14. Nb5 0-0 15. Bxg7 Kxg7 16. f5 exf5 17. Qh4 Bxf1 18. Qxe7 Bxg2+ 19. Kxg2 Rxb5 20. Rxb5 Qxb5 21. Nd4 Qe5 0-1

[Event "Duisburg Grossenbaum op"]
[Site "Duisburg"]
[Date "2006.06.03"]
[Round "3"]
[White "Harff, Wilfried"]
[Black "Schuelke, Tilman"]
[Result "1/2-1/2"]
[ECO "B01"]
[WhiteElo "2232"]
[BlackElo "1959"]
[PlyCount "140"]
[EventDate "2006.06.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Nf6 3. Bb5+ Bd7 4. Bc4 Bg4 5. f3 Bc8 6. Nc3 Nbd7 7. d4 Nb6 8. Bb3 Nbxd5 9. Nxd5 Nxd5 10. c4 Nf6 11. Bg5 e6 12. Ne2 Be7 13. 0-0 b6 14. Ba4+ Bd7 15. Rb1 Bxa4 16. Qxa4+ Qd7 17. Qa6 c6 18. Rfd1 0-0 19. Nc3 Ne8 20. Bxe7 Qxe7 21. Re1 Qd6 22. Rbd1 Nf6 23. Qa4 Rfc8 24. b4 Qf4 25. Ne4 h5 26. Qb3 Rd8 27. g3 Qh6 28. h4 Rd7 29. b5 cxb5 30. Qxb5 Rad8 31. Qe5 Rc8 32. d5 Nxe4 33. Rxe4 exd5 34. Rxd5 Rdc7 35. Qc3 g6 36. Rde5 Qg7 37. Qd3 Qf6 38. Kg2 Kg7 39. Rd5 Qb2+ 40. Kh3 Qa1 41. Qd4+ Qxd4 42. Rdxd4 Rc5 43. Re7 R8c7 44. Rxc7 Rxc7 45. Kg2 Rc5 46. Kf2 Ra5 47. Rd2 Ra4 48. Ke3 Rxc4 49. Kd3 Ra4 50. Rf2 Kf6 51. Kc3 Ra5 52. Kb4 Kf5 53. Rd2 f6 54. a4 Re5 55. Rd3 g5 56. hxg5 fxg5 57. Rd8 Ke6 58. Rh8 Kf6 59. Rxh5 Re3 60. Rh8 Kg7 61. Ra8 Rxf3 62. Rxa7+ Kg6 63. Kb5 Rxg3 64. Kxb6 Rb3+ 65. Kc5 g4 66. Rd7 g3 67. Rd8 Kf5 68. Rg8 Kf4 69. a5 Kf3 70. a6 g2 1/2-1/2

[Event "Duisburg Grossenbaum op"]
[Site "Duisburg"]
[Date "2006.06.03"]
[Round "2"]
[White "Otto, Michael"]
[Black "Harff, Wilfried"]
[Result "0-1"]
[ECO "C18"]
[WhiteElo "1986"]
[BlackElo "2232"]
[PlyCount "84"]
[EventDate "2006.06.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Qc7 7. Nf3 Nc6 8. Bd2 f6 9. Bb5 Bd7 10. Bxc6 Bxc6 11. 0-0 0-0-0 12. Re1 Bd7 13. dxc5 Qxc5 14. Be3 Qa5 15. Qd4 Kb8 16. c4 Bc8 17. c5 f5 18. Reb1 Ne7 19. Qb2 Nc6 20. Ng5 Qc7 21. f4 Na5 22. Bf2 h6 23. Nf3 Rhg8 24. Nd4 a6 25. Qc3 Nc4 26. c6 b6 27. Qb4 Rde8 28. Qa4 Ka8 29. Rb4 Re7 30. Rab1 Qa7 31. Rxc4 dxc4 32. Qxc4 Rd8 33. Qb4 Rd5 34. a4 Rc7 35. Nxf5 exf5 36. Bxb6 Qb8 37. a5 Rxc6 38. Qe1 Rxc2 39. h3 Rdd2 40. Bf2 Rb2 41. Rxb2 Qxb2 42. e6 Rxf2 0-1

[Event "Duisburg Grossenbaum op"]
[Site "Duisburg"]
[Date "2006.06.02"]
[Round "1"]
[White "Harff, Wilfried"]
[Black "Gutowski, Andre"]
[Result "1-0"]
[ECO "B20"]
[WhiteElo "2232"]
[BlackElo "1839"]
[PlyCount "53"]
[EventDate "2006.06.02"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 e6 2. Qe2 c5 3. g3 Nc6 4. c3 g6 5. Bg2 Bg7 6. f4 d6 7. Nf3 e5 8. d3 Bg4 9. h3 Bxf3 10. Qxf3 exf4 11. 0-0 Nge7 12. Bxf4 0-0 13. g4 Ne5 14. Qg3 N7c6 15. Nd2 Qb6 16. Rab1 Qa6 17. Nc4 Nxc4 18. dxc4 Ne5 19. Rbd1 Qxa2 20. Rxd6 Nxc4 21. Rd7 Qxb2 22. e5 Na5 23. Bd5 Qb5 24. e6 fxe6 25. Bxe6+ Kh8 26. Rxg7 Rf6 27. Rxh7+ 1-0

[Event "W-ch29 sf09 email"]
[Site "ICCF email"]
[Date "2005.07.25"]
[Round "?"]
[White "Harff, Wilfried"]
[Black "Fekih, Brahim"]
[Result "1-0"]
[ECO "B33"]
[WhiteElo "2305"]
[BlackElo "2308"]
[PlyCount "127"]
[EventDate "2005.??.??"]
[EventType "tourn (corr)"]
[EventRounds "11"]
[EventCategory "6"]
[SourceTitle "Corr 2008"]
[Source "ChessBase"]
[SourceDate "2008.06.24"]
[SourceVersion "1"]
[SourceVersionDate "2008.06.24"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Bxf6 gxf6 10. Nd5 f5 11. Bd3 Be6 12. 0-0 Bxd5 13. exd5 Ne7 14. c3 Bg7 15. Qh5 e4 16. Be2 0-0 17. Nc2 f4 18. Qg5 f5 19. Qxf4 Nxd5 20. Qd2 Nb6 21. Rad1 d5 22. Nb4 Qd6 23. Nxd5 Rad8 24. c4 Nxd5 25. cxd5 Rc8 26. f3 Bh6 27. f4 Rf7 28. Kh1 Bg7 29. Rc1 Rfc7 30. Rxc7 Rxc7 31. Rd1 Bh6 32. g3 Bf8 33. b3 Qb4 34. Qb2 Bg7 35. d6 Rd7 36. Qc1 Rxd6 37. Rxd6 Qxd6 38. Qc8+ Bf8 39. Qxf5 Qc6 40. a4 Qc1+ 41. Kg2 Qc2 42. Qh5 Qxb3 43. Qg4+ Kh8 44. Qf5 Qb4 45. axb5 axb5 46. Bxb5 Qe7 47. Bc4 Qe8 48. Bd5 e3 49. Be4 Qe7 50. Kf3 h6 51. h4 Qg7 52. g4 Qe7 53. g5 hxg5 54. hxg5 Kg8 55. Qg6+ Qg7 56. Qe6+ Qf7 57. Qe5 Qd7 58. Bd5+ Kh7 59. Qe4+ Kh8 60. f5 Qe7 61. Qxe7 Bxe7 62. f6 e2 63. Kxe2 Bc5 64. Kd3 1-0

[Event "Duisburg Grossenbaum op"]
[Site "Duisburg"]
[Date "2005.05.16"]
[Round "7"]
[White "Grewe, Ludger"]
[Black "Harff, Wilfried"]
[Result "1/2-1/2"]
[ECO "B32"]
[WhiteElo "2255"]
[BlackElo "2202"]
[PlyCount "51"]
[EventDate "2005.05.13"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 d5 5. Bb5 dxe4 6. Nxc6 Qxd1+ 7. Kxd1 a6 8. Nc3 axb5 9. Nxb5 Bg4+ 10. Kd2 Rc8 11. Nca7 Rd8+ 12. Kc3 e5 13. h3 Be6 14. Be3 f5 15. Bb6 Rd7 16. Rhd1 Nf6 17. Nc7+ Kf7 18. Nab5 Nd5+ 19. Nxd5 Bxd5 20. Nc7 Bc6 21. Rxd7+ Bxd7 22. Rd1 Bc6 23. Nd5 h5 24. Ne3 g6 25. Nc4 Bg7 26. Rd2 1/2-1/2

[Event "Duisburg Grossenbaum op"]
[Site "Duisburg"]
[Date "2005.05.16"]
[Round "6"]
[White "Harff, Wilfried"]
[Black "Zaragatski, Ilja"]
[Result "1/2-1/2"]
[ECO "C02"]
[WhiteElo "2202"]
[BlackElo "2335"]
[PlyCount "82"]
[EventDate "2005.05.13"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Be3 Qb6 6. Qd2 Bd7 7. Nf3 f6 8. dxc5 Bxc5 9. Bxc5 Qxc5 10. b4 Qb6 11. exf6 Nxf6 12. Bd3 0-0 13. 0-0 e5 14. b5 e4 15. bxc6 bxc6 16. Nd4 exd3 17. Qxd3 Bc8 18. Nd2 Ba6 19. c4 Rae8 20. N4f3 dxc4 21. Nxc4 Qc5 22. Rac1 Re4 23. Qd6 Qxd6 24. Nxd6 Re6 25. Rfd1 Rd8 26. Nf5 Rxd1+ 27. Rxd1 c5 28. Ne3 Re8 29. Rd6 Bb7 30. Nd2 Kf7 31. h3 Re6 32. Rd3 Ba6 33. Rc3 Rc6 34. g4 Nd7 35. f4 Rb6 36. Nb3 Re6 37. Kf2 Re4 38. Nxc5 Nxc5 39. Rxc5 Rxf4+ 40. Kg3 Re4 41. Nf5 Kf8 1/2-1/2

[Event "Duisburg Grossenbaum op"]
[Site "Duisburg"]
[Date "2005.05.15"]
[Round "4"]
[White "Harff, Wilfried"]
[Black "Khanukov, Boris"]
[Result "1/2-1/2"]
[ECO "B15"]
[WhiteElo "2202"]
[BlackElo "2390"]
[PlyCount "155"]
[EventDate "2005.05.13"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. Nc3 g6 4. f3 Bg7 5. Be3 dxe4 6. fxe4 Nf6 7. Nf3 Bg4 8. Bc4 0-0 9. Bb3 Nbd7 10. h3 Bxf3 11. Qxf3 e5 12. d5 cxd5 13. Nxd5 Nxd5 14. Bxd5 Nb6 15. Bb3 Qc7 16. Qf2 Rac8 17. Bxb6 Qxb6 18. Qxb6 axb6 19. Rd1 Rfd8 20. Ke2 Kf8 21. Rhf1 f6 22. Rd3 Rxd3 23. Kxd3 Ke7 24. Bd5 Rc7 25. c4 Bh6 26. b4 Bf4 27. Rb1 f5 28. Rb3 Bg3 29. Ke2 Bh2 30. Kf3 Bg1 31. Ra3 Bd4 32. Ra8 Bc3 33. b5 Bb4 34. Rh8 Kf6 35. Re8 Be7 36. a4 h5 37. Rh8 Kg7 38. Rb8 Kf6 39. a5 bxa5 40. b6 Rd7 41. Bxb7 Bd6 42. Bc6 Bxb8 43. Bxd7 Bd6 44. h4 Ke7 45. Ba4 Kd8 46. Ke2 f4 47. b7 Kc7 48. Be8 Be7 49. Bxg6 a4 50. Kd3 a3 51. Kc3 Bxh4 52. Bxh5 Be7 53. Bd1 Kxb7 54. Bb3 Kb6 55. Ba2 Kc5 56. Bb3 Bd8 57. Ba2 Be7 58. Bb3 Bh4 59. Ba2 Be7 60. Bb3 Kb6 61. Ba2 Bc5 62. Kb3 Kc7 63. Ka4 Kc6 64. Kb3 Kb6 65. Ka4 Be7 66. Kb3 Kc5 67. Kc3 Kc6 68. Kc2 Bc5 69. Kb3 Kd6 70. Ka4 Kc6 71. Kb3 Kd6 72. Ka4 Kc6 73. Kb3 Kb6 74. Ka4 Be7 75. Kb3 Ka5 76. Kc3 Bb4+ 77. Kb3 Bc5 78. Bb1 1/2-1/2

[Event "Duisburg Grossenbaum op"]
[Site "Duisburg"]
[Date "2005.05.15"]
[Round "5"]
[White "Kordel, Mathias"]
[Black "Harff, Wilfried"]
[Result "0-1"]
[ECO "A80"]
[WhiteElo "1935"]
[BlackElo "2202"]
[PlyCount "48"]
[EventDate "2005.05.13"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. d4 f5 2. Bg5 g6 3. c4 Bg7 4. Nc3 h6 5. Bf4 Nf6 6. Qc2 Nc6 7. Nf3 0-0 8. e4 d6 9. e5 Nh5 10. Be3 f4 11. Qxg6 fxe3 12. Qxh5 exf2+ 13. Kxf2 Nxd4 14. Rd1 dxe5 15. Bd3 Be6 16. Qg6 Rf6 17. Qh7+ Kf8 18. Rhe1 c6 19. Kg1 Nf5 20. Nxe5 Qd4+ 21. Kh1 Ne3 22. Ng6+ Kf7 23. Nh8+ Rxh8 24. Qxh8 Nxd1 0-1

[Event "Duisburg Grossenbaum op"]
[Site "Duisburg"]
[Date "2005.05.14"]
[Round "2"]
[White "Harff, Wilfried"]
[Black "Sakowski, Christian"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "2202"]
[BlackElo "1991"]
[PlyCount "55"]
[EventDate "2005.05.13"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nc3 e6 5. Be3 Bb4 6. a3 Bxc3+ 7. bxc3 Ne7 8. Ne2 Nd7 9. Nf4 b5 10. Be2 Nb6 11. 0-0 Bg6 12. Nd3 Nf5 13. Bf4 Na4 14. Qe1 Qb6 15. g4 Ne7 16. Be3 a5 17. Qd2 Qc7 18. Bg5 Nc8 19. f4 Bxd3 20. cxd3 Ne7 21. f5 h6 22. Be3 Nc8 23. c4 bxc4 24. dxc4 dxc4 25. fxe6 fxe6 26. Bxc4 Ke7 27. Qc2 Nab6 28. Qg6 1-0

[Event "Duisburg Grossenbaum op"]
[Site "Duisburg"]
[Date "2005.05.14"]
[Round "3"]
[White "Meins, Gerlef"]
[Black "Harff, Wilfried"]
[Result "1/2-1/2"]
[ECO "E18"]
[WhiteElo "2452"]
[BlackElo "2202"]
[PlyCount "58"]
[EventDate "2005.05.13"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. d4 e6 2. Nf3 Nf6 3. g3 b6 4. Bg2 Bb7 5. 0-0 Be7 6. c4 d6 7. Nc3 Ne4 8. Bd2 Nd7 9. Qc2 Nxd2 10. Nxd2 Bxg2 11. Kxg2 0-0 12. f4 c6 13. e4 Rc8 14. Qd3 f5 15. Nf3 Rf7 16. Rae1 Nf8 17. Rf2 g6 18. d5 exd5 19. cxd5 fxe4 20. Nxe4 c5 21. Nfg5 Rg7 22. Rd2 Qd7 23. Re3 b5 24. Qc3 h6 25. Ne6 Nxe6 26. dxe6 Qc6 27. Qd3 Rf8 28. Kg1 c4 29. Qd5 Qb6 1/2-1/2

[Event "Duisburg Grossenbaum op"]
[Site "Duisburg"]
[Date "2005.05.13"]
[Round "1"]
[White "Schorr, Joerg"]
[Black "Harff, Wilfried"]
[Result "0-1"]
[ECO "A27"]
[WhiteElo "1787"]
[BlackElo "2202"]
[PlyCount "80"]
[EventDate "2005.05.13"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nc6 3. Nf3 f5 4. d4 e4 5. Ng5 Nf6 6. e3 d6 7. Nh3 Qe7 8. Nf4 g6 9. c5 dxc5 10. Bb5 Bd7 11. Ncd5 Nxd5 12. Nxd5 Qd8 13. 0-0 a6 14. Be2 Be6 15. Nf4 Bf7 16. f3 cxd4 17. fxe4 fxe4 18. Bg4 d3 19. Bd2 Bg7 20. Ne6 Bxe6 21. Bxe6 Qd6 22. Bf7+ Ke7 23. Qg4 Raf8 24. Qxe4+ Kd8 25. Rac1 Kc8 26. a3 Bxb2 27. Rb1 Be5 28. Bb4 Nxb4 29. Rxb4 c6 30. Rd4 Bxd4 31. exd4 d2 32. Be6+ Kb8 33. Rd1 Rd8 34. Rxd2 Rhe8 35. d5 Rxe6 36. dxe6 Qxd2 37. Qe5+ Kc8 38. e7 Re8 39. Qe6+ Qd7 40. Qf7 Qxe7 0-1

[Event "Duisburg Grossenbaum op"]
[Site "Duisburg"]
[Date "2004.05.31"]
[Round "7"]
[White "Harff, Wilfried"]
[Black "Gohla, Ulf"]
[Result "1/2-1/2"]
[ECO "B12"]
[WhiteElo "2207"]
[BlackElo "2064"]
[PlyCount "99"]
[EventDate "2004.05.28"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nc3 Qb6 5. Nf3 e6 6. Be2 Nd7 7. 0-0 Ne7 8. Rb1 c5 9. dxc5 Qxc5 10. Be3 Qa5 11. b4 Qd8 12. b5 Bg4 13. Bd4 Ng6 14. Re1 Be7 15. Qd2 0-0 16. h3 Bxf3 17. Bxf3 Bg5 18. Qd3 Bf4 19. Nxd5 exd5 20. Bxd5 Bxe5 21. Bxb7 Rb8 22. Be4 Bxd4 23. Qxd4 Nb6 24. Qb4 Qc7 25. a4 Ne5 26. f4 Nec4 27. Bc6 a5 28. Qc5 Rbd8 29. Re4 Nd2 30. Re7 Qxf4 31. Ra1 Ndc4 32. Re4 Qh6 33. Rxc4 Nxc4 34. Qxc4 Qe3+ 35. Kh1 Rd4 36. Qf1 Rf4 37. Bf3 h6 38. Re1 Qc5 39. Rb1 Rxa4 40. b6 Rb4 41. b7 Qxc2 42. Rc1 Qf5 43. Qd1 a4 44. Qd6 Rb1 45. Rxb1 Qxb1+ 46. Kh2 Qb2 47. Bd5 a3 48. Qc7 a2 49. Bxf7+ Kh7 50. Bxa2 1/2-1/2

[Event "Duisburg Grossenbaum op"]
[Site "Duisburg"]
[Date "2004.05.31"]
[Round "6"]
[White "Humburg, Juergen"]
[Black "Harff, Wilfried"]
[Result "0-1"]
[ECO "B31"]
[WhiteElo "2015"]
[BlackElo "2207"]
[PlyCount "110"]
[EventDate "2004.05.28"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. c3 Qa5 5. Qe2 Bg7 6. 0-0 Nh6 7. d4 a6 8. Bxc6 bxc6 9. Be3 cxd4 10. cxd4 0-0 11. Nc3 Rb8 12. Ne5 f6 13. Nc4 Qc7 14. d5 d6 15. dxc6 Qxc6 16. Nd5 Qb7 17. Rac1 Nf7 18. Na5 Qb5 19. Qxb5 Rxb5 20. Nxe7+ Kh8 21. Nxc8 Rxa5 22. a3 f5 23. exf5 Bxb2 24. Rc7 gxf5 25. Rb1 Bg7 26. Rbb7 Nd8 27. Ra7 Ne6 28. Rxg7 Nxg7 29. Bd4 Rxc8 30. Bxg7+ Kg8 31. g3 Rxa3 32. Bh6 Ra1+ 33. Kg2 Rd1 34. Rxa6 Kf7 35. Bf4 Ke6 36. Ra7 h5 37. Rh7 d5 38. Rh6+ Ke7 39. Rxh5 Rf8 40. Rh6 Kf7 41. Rd6 Re8 42. Be3 Re4 43. Kf3 Ke7 44. Ra6 d4 45. Bg5+ Kd7 46. Ra5 Rd3+ 47. Kg2 Ke6 48. Ra6+ Kd5 49. Rf6 Rd1 50. h4 d3 51. Rxf5+ Kc4 52. Rf8 d2 53. Kf3 Rd4 54. Rc8+ Kd3 55. Bf6 Re1 0-1

[Event "Duisburg Grossenbaum op"]
[Site "Duisburg"]
[Date "2004.05.30"]
[Round "4"]
[White "Gassmann, Volker"]
[Black "Harff, Wilfried"]
[Result "1-0"]
[ECO "A86"]
[WhiteElo "2174"]
[BlackElo "2207"]
[PlyCount "53"]
[EventDate "2004.05.28"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. d4 g6 2. c4 Bg7 3. Nc3 f5 4. g3 Nf6 5. Bg2 c6 6. h4 d6 7. Bf4 Nh5 8. Nf3 Nd7 9. Qd2 Nxf4 10. gxf4 Nf6 11. Rd1 Qa5 12. Kf1 0-0 13. b3 Kh8 14. Rh3 Bd7 15. d5 c5 16. Ng5 Nh5 17. Ne6 Bxe6 18. dxe6 Nxf4 19. Qxf4 Bxc3 20. h5 Be5 21. Qc1 Rg8 22. Qg5 Bf6 23. hxg6 Rg7 24. Qxf5 Qxa2 25. Bxb7 Rag8 26. Be4 Rxg6 27. Rxh7+ 1-0

[Event "Duisburg Grossenbaum op"]
[Site "Duisburg"]
[Date "2004.05.30"]
[Round "5"]
[White "Harff, Wilfried"]
[Black "Broeker, Clemens"]
[Result "1-0"]
[ECO "B51"]
[WhiteElo "2207"]
[BlackElo "1969"]
[PlyCount "81"]
[EventDate "2004.05.28"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GER"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Nc3 e5 4. Bb5 d6 5. 0-0 Nf6 6. Bxc6+ bxc6 7. Qe2 Be7 8. h3 0-0 9. d3 h6 10. Nd1 Be6 11. Ne3 g6 12. Bd2 Kh7 13. g4 Ng8 14. Nh2 d5 15. exd5 cxd5 16. Ng2 Bf6 17. Rad1 Ne7 18. c4 Bg7 19. f4 Qd6 20. Nf3 Nc6 21. f5 gxf5 22. gxf5 Bxf5 23. Ng5+ hxg5 24. Rxf5 f6 25. Ne3 Ne7 26. Qh5+ Kg8 27. Rf3 d4 28. Nf5 Nxf5 29. Rxf5 Qd7 30. Rdf1 Qe8 31. Qg4 Rb8 32. b3 Qe7 33. R1f2 Kh7 34. h4 Bh6 35. Rh2 Rg8 36. Kf1 Rbf8 37. Qe4 Kg7 38. Ke2 Qd7 39. hxg5 fxg5 40. Rxg5+ Bxg5 41. Rh7+ 1-0

