[Event "Groningen Atlantis op-A"]
[Site "Groningen"]
[Date "2013.08.24"]
[Round "4"]
[White "Hommes, Elmar"]
[Black "Wielenga, Wiebe"]
[Result "0-1"]
[ECO "A13"]
[WhiteElo "2016"]
[BlackElo "2048"]
[PlyCount "82"]
[EventDate "2013.08.22"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 156 Extra"]
[Source "ChessBase"]
[SourceDate "2013.10.22"]
[SourceVersion "1"]
[SourceVersionDate "2013.10.22"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 e6 3. g3 a6 4. Bg2 b5 5. Qc2 Bb7 6. 0-0 c5 7. d4 cxd4 8. Nxd4 Bxg2 9. Kxg2 Qb6 10. Rd1 Nc6 11. Nf3 Bc5 12. Nc3 0-0 13. Bg5 Ng4 14. e3 Nce5 15. Nxe5 Nxe5 16. cxb5 axb5 17. Bf4 Ng6 18. Rac1 Rfc8 19. Kg1 d5 20. Nxd5 exd5 21. b4 Bxb4 22. Qxc8+ Rxc8 23. Rxc8+ Nf8 24. Rxd5 f6 25. Rb8 Qa6 26. Rdxb5 Be7 27. Rb2 g5 28. Bc7 Kf7 29. R8b6 Qc4 30. Rb7 Kg6 31. Ba5 h5 32. Bd2 Bd6 33. R7b6 Be5 34. R2b5 Qxa2 35. Bb4 Nd7 36. Rb7 Qc4 37. Ba5 Qc6 38. Rb1 h4 39. gxh4 gxh4 40. R7b4 Kh5 41. f4 h3 0-1

[Event "Groningen Atlantis op-A"]
[Site "Groningen"]
[Date "2013.08.24"]
[Round "5"]
[White "Wielenga, Wiebe"]
[Black "Geurink, Jasper"]
[Result "0-1"]
[ECO "C15"]
[WhiteElo "2048"]
[BlackElo "2358"]
[PlyCount "70"]
[EventDate "2013.08.22"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 156 Extra"]
[Source "ChessBase"]
[SourceDate "2013.10.22"]
[SourceVersion "1"]
[SourceVersionDate "2013.10.22"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. Qd3 Ne7 5. Bd2 Bxc3 6. Bxc3 b6 7. Qg3 0-0 8. Bd3 Ba6 9. Bxa6 Nxa6 10. 0-0-0 b5 11. f3 b4 12. Bd2 Qd7 13. Kb1 f5 14. Bh6 Nc6 15. Ne2 Kh8 16. exd5 exd5 17. Bf4 Rae8 18. Nc1 Nd8 19. Be5 Ne6 20. f4 Nb8 21. h4 Nc6 22. Nd3 Qf7 23. h5 h6 24. Qf2 Kh7 25. Rdg1 Nxe5 26. Nxe5 Qg8 27. Qd2 c5 28. c3 bxc3 29. bxc3 cxd4 30. cxd4 Rb8+ 31. Ka1 Rfc8 32. g4 Qf8 33. Rh2 fxg4 34. Qd3+ Kg8 35. Rxg4 Rc1+ 0-1

[Event "Groningen Atlantis op-A"]
[Site "Groningen"]
[Date "2013.08.23"]
[Round "2"]
[White "Moes, Joris"]
[Black "Wielenga, Wiebe"]
[Result "1/2-1/2"]
[ECO "C89"]
[WhiteElo "1925"]
[BlackElo "2048"]
[PlyCount "59"]
[EventDate "2013.08.22"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 156 Extra"]
[Source "ChessBase"]
[SourceDate "2013.10.22"]
[SourceVersion "1"]
[SourceVersionDate "2013.10.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 0-0 8. c3 d5 9. exd5 Nxd5 10. Nxe5 Nxe5 11. Rxe5 c6 12. d4 Bd6 13. Re1 Qh4 14. g3 Qh3 15. Qf3 Bg4 16. Qg2 Qh5 17. Be3 Rae8 18. Nd2 Re6 19. Bd1 Bxd1 20. Raxd1 f5 21. Nf1 f4 22. Bxf4 Bxf4 23. Rxe6 Qxd1 24. Rxc6 Ne3 25. Qh3 Nxf1 26. Qxf1 Qf3 27. Qg2 Qd1+ 28. Qf1 Qf3 29. Re6 Bc1 30. Qe2 1/2-1/2

[Event "Groningen Atlantis op-A"]
[Site "Groningen"]
[Date "2013.08.23"]
[Round "3"]
[White "Wielenga, Wiebe"]
[Black "Clemens, Adrian HP"]
[Result "1/2-1/2"]
[ECO "D99"]
[WhiteElo "2048"]
[BlackElo "2207"]
[PlyCount "76"]
[EventDate "2013.08.22"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 156 Extra"]
[Source "ChessBase"]
[SourceDate "2013.10.22"]
[SourceVersion "1"]
[SourceVersionDate "2013.10.22"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 d5 5. Qb3 dxc4 6. Qxc4 0-0 7. e4 Bg4 8. Be3 Nfd7 9. Qb3 Nb6 10. Rd1 Nc6 11. d5 Ne5 12. Be2 Nxf3+ 13. gxf3 Bh5 14. Rg1 Qc8 15. Rg3 c6 16. a4 Nd7 17. f4 Bxe2 18. Kxe2 Nf6 19. e5 Nxd5 20. Nxd5 cxd5 21. Rxd5 e6 22. Rb5 b6 23. Bd2 Qc6 24. Rb4 Rfd8 25. Rc4 Qh1 26. h3 Bf8 27. Qc2 Rd7 28. Qe4 Qxe4+ 29. Rxe4 Rad8 30. Bc3 Bc5 31. a5 b5 32. a6 Rd1 33. Bb4 Bb6 34. Bd6 Ra1 35. Ra3 Rc1 36. Rc3 Ra1 37. Ra3 Rc1 38. Rc3 Ra1 1/2-1/2

[Event "Groningen Atlantis op-A"]
[Site "Groningen"]
[Date "2013.08.22"]
[Round "1"]
[White "Wielenga, Wiebe"]
[Black "Pel, Bonno"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "2048"]
[BlackElo "2284"]
[PlyCount "102"]
[EventDate "2013.08.22"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 156 Extra"]
[Source "ChessBase"]
[SourceDate "2013.10.22"]
[SourceVersion "1"]
[SourceVersionDate "2013.10.22"]
[SourceQuality "1"]

1. e4 g6 2. d4 d6 3. c3 Bg7 4. f4 e5 5. Nf3 exf4 6. Bxf4 Nf6 7. Bd3 0-0 8. 0-0 b6 9. Nbd2 Bb7 10. Qe1 h6 11. h3 Nbd7 12. Qh4 Nh5 13. Qxd8 Raxd8 14. Bh2 Rfe8 15. Rae1 Re7 16. g4 Nhf6 17. e5 dxe5 18. Nxe5 Nxe5 19. Rxe5 Rxe5 20. Bxe5 Ne8 21. Bxg7 Kxg7 22. Be4 Ba6 23. Re1 Nf6 24. Bc6 Rd6 25. Bg2 c5 26. Nf3 Bc4 27. b3 Be6 28. Re2 Nd5 29. c4 Nc3 30. Rc2 cxd4 31. Nxd4 Rxd4 32. Rxc3 Rd1+ 33. Kh2 Rd2 34. a3 Kf6 35. Kg3 Ke5 36. Bc6 Kd4 37. Rf3 Ra2 38. a4 Rc2 39. a5 bxa5 40. h4 Rc3 41. g5 hxg5 42. hxg5 Rxf3+ 43. Kxf3 Ke5 44. Be4 a4 45. bxa4 Bxc4 46. Bc2 a5 47. Ke3 Be6 48. Kf3 Bc4 49. Ke3 Bd5 50. Bd3 Bb3 51. Bb5 Kf5 0-1

[Event "Groningen op-B"]
[Site "Groningen"]
[Date "2008.12.28"]
[Round "7"]
[White "Pompstra, Henk"]
[Black "Wielenga, Wiebe"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "1708"]
[BlackElo "2071"]
[PlyCount "49"]
[EventDate "2008.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 127 Extra"]
[Source "ChessBase"]
[SourceDate "2009.01.08"]
[SourceVersion "2"]
[SourceVersionDate "2009.01.28"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. g3 d6 5. h3 g6 6. Bg2 Bg7 7. 0-0 0-0 8. d4 exd4 9. Nxd4 Bd7 10. Nde2 Re8 11. f4 Rb8 12. Rb1 b5 13. b4 a5 14. a3 axb4 15. axb4 Na7 16. Be3 Nc8 17. Bd4 Nh5 18. g4 Bxd4+ 19. Qxd4 Ng7 20. Nd5 Re6 21. f5 Re5 22. fxg6 f6 23. Nxf6+ Kh8 24. Nxd7 Ne6 25. Nxe5 1-0

[Event "Groningen op-B"]
[Site "Groningen"]
[Date "2008.12.21"]
[Round "1"]
[White "Ocelik, Vaclav"]
[Black "Wielenga, Wiebe"]
[Result "1/2-1/2"]
[ECO "B85"]
[BlackElo "2071"]
[PlyCount "57"]
[EventDate "2008.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 127 Extra"]
[Source "ChessBase"]
[SourceDate "2009.01.08"]
[SourceVersion "2"]
[SourceVersionDate "2009.01.28"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. Nc3 d6 4. d4 cxd4 5. Nxd4 Nf6 6. Be2 e6 7. Be3 Be7 8. 0-0 0-0 9. Kh1 Qc7 10. Qe1 a6 11. f4 Re8 12. Bf3 Bd7 13. Rd1 Nxd4 14. Bxd4 e5 15. Be3 d5 16. fxe5 Qxe5 17. Bd4 Qg5 18. Bxf6 Bxf6 19. Rxd5 Bxc3 20. Qxc3 Qe7 21. Qc5 Bc6 22. Qxe7 Rxe7 23. Rd4 Rae8 24. Rfd1 f5 25. Kg1 fxe4 26. Be2 g6 27. Bc4+ Kg7 28. Bd5 Bxd5 29. Rxd5 1/2-1/2

[Event "Groningen Harmonie op-A"]
[Site "Groningen"]
[Date "2007.12.30"]
[Round "9"]
[White "Wielenga, Wiebe"]
[Black "Kleijn, Christov"]
[Result "1-0"]
[ECO "E01"]
[WhiteElo "2118"]
[BlackElo "2210"]
[PlyCount "143"]
[EventDate "2007.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 121 Extra"]
[Source "ChessBase"]
[SourceDate "2008.01.10"]
[SourceVersion "1"]
[SourceVersionDate "2008.01.10"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 e6 3. c4 c5 4. g3 d5 5. cxd5 Nxd5 6. Bg2 Nc6 7. 0-0 Nf6 8. Ne5 Nxe5 9. dxe5 Nd7 10. Qa4 Be7 11. Rd1 0-0 12. Nc3 Qc7 13. Ne4 Nb6 14. Qc2 Qxe5 15. Be3 Bd7 16. Nxc5 Bc6 17. Bxc6 bxc6 18. Nd7 Nxd7 19. Rxd7 Bf6 20. Bd4 Qg5 21. Bxf6 Qxf6 22. Rad1 Qe5 23. Qxc6 Qxe2 24. R1d2 Qe1+ 25. Kg2 Rab8 26. Qc7 Qe4+ 27. f3 Qe1 28. Qxa7 Rbc8 29. Qf2 Qb1 30. b3 h6 31. Rb2 Qf5 32. Rd1 Rc3 33. b4 Qb5 34. Qe2 Qb6 35. a4 Ra3 36. a5 Qb7 37. Rd6 Qc7 38. Qd2 Ra1 39. Rc2 Qb7 40. Rb6 Qe7 41. Qd6 Qf6 42. Rb8 Rxb8 43. Qxb8+ Kh7 44. Qf4 Qd8 45. Rd2 Qc8 46. Qe4+ f5 47. Qc2 Qb7 48. Qc3 Ra4 49. Rb2 Qb5 50. Qd2 Ra1 51. Qe2 Qd5 52. a6 Qd4 53. Qf2 Qxf2+ 54. Kxf2 Rxa6 55. b5 Rb6 56. f4 Kg6 57. Ke3 Kf6 58. Kd4 Rb8 59. b6 g5 60. b7 gxf4 61. gxf4 h5 62. h4 Ke7 63. Kc5 e5 64. fxe5 Ke6 65. Kd4 Kd7 66. Kd5 Kc7 67. e6 f4 68. Ke5 f3 69. e7 Kd7 70. Kf6 f2 71. Rxf2 Ke8 72. Rd2 1-0

[Event "Groningen Harmonie op-A"]
[Site "Groningen"]
[Date "2007.12.29"]
[Round "8"]
[White "Goudriaan, Etienne"]
[Black "Wielenga, Wiebe"]
[Result "1-0"]
[ECO "C73"]
[WhiteElo "2123"]
[BlackElo "2118"]
[PlyCount "61"]
[EventDate "2007.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 121 Extra"]
[Source "ChessBase"]
[SourceDate "2008.01.10"]
[SourceVersion "1"]
[SourceVersionDate "2008.01.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. Bxc6+ bxc6 6. d4 f6 7. c3 Be6 8. 0-0 a5 9. b3 Qb8 10. Na3 Ne7 11. Be3 Ng6 12. Nc2 Be7 13. Qd2 0-0 14. h4 Rd8 15. h5 Nh8 16. Nh4 d5 17. Nf5 Bf8 18. Qe2 Nf7 19. dxe5 fxe5 20. f4 Bxf5 21. exf5 Qb5 22. c4 dxc4 23. bxc4 Qa4 24. h6 Rab8 25. hxg7 Bxg7 26. f6 Bxf6 27. fxe5 Bxe5 28. Qg4+ Kh8 29. Rac1 Nd6 30. Bd4 Re8 31. Rf8+ 1-0

[Event "Groningen Harmonie op-A"]
[Site "Groningen"]
[Date "2007.12.28"]
[Round "7"]
[White "Wielenga, Wiebe"]
[Black "Kodentsov, Grigori"]
[Result "0-1"]
[ECO "C47"]
[WhiteElo "2118"]
[BlackElo "2307"]
[PlyCount "56"]
[EventDate "2007.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 121 Extra"]
[Source "ChessBase"]
[SourceDate "2008.01.10"]
[SourceVersion "1"]
[SourceVersionDate "2008.01.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. g3 d5 5. exd5 Nxd5 6. Bg2 Nxc3 7. bxc3 Bd6 8. 0-0 0-0 9. d3 h6 10. Rb1 Rb8 11. Re1 Bg4 12. h3 Bd7 13. Bd2 b5 14. d4 Re8 15. Qc1 Qf6 16. Be3 a6 17. d5 Na5 18. Nd2 Qg6 19. Ne4 Nc4 20. Nc5 Bf5 21. Re2 h5 22. a4 bxa4 23. Ra1 a3 24. Nxa6 Rb2 25. Nb4 Bxb4 26. cxb4 Bxc2 27. Re1 Bd3 28. Rxa3 Rb1 0-1

[Event "Groningen Harmonie op-A"]
[Site "Groningen"]
[Date "2007.12.27"]
[Round "6"]
[White "Kuling, Lody"]
[Black "Wielenga, Wiebe"]
[Result "1/2-1/2"]
[ECO "C45"]
[WhiteElo "2200"]
[BlackElo "2118"]
[PlyCount "77"]
[EventDate "2007.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 121 Extra"]
[Source "ChessBase"]
[SourceDate "2008.01.10"]
[SourceVersion "1"]
[SourceVersionDate "2008.01.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bb4+ 5. c3 Bc5 6. Be3 Bb6 7. Qg4 Qf6 8. Qg3 Qg6 9. Nd2 Nf6 10. Nf5 d5 11. Bxb6 Qxg3 12. Nxg3 axb6 13. exd5 Nxd5 14. Bc4 Be6 15. 0-0 Nf4 16. Rfe1 0-0 17. Bxe6 Nxe6 18. Nb3 Rfd8 19. Nf5 Ra4 20. g3 g6 21. Ne3 Ne5 22. Red1 Rxd1+ 23. Nxd1 Nd3 24. Nd2 b5 25. Kf1 Ra8 26. Ke2 Ndc5 27. Ne3 Re8 28. Nb3 Rd8 29. Nxc5 Nxc5 30. Rd1 Rxd1 31. Nxd1 f5 32. Ke3 Ne6 33. b3 Kf7 34. Nb2 Ke7 35. h4 Kd6 36. Nd3 h6 37. f4 Nc5 38. Nxc5 Kxc5 39. a3 1/2-1/2

[Event "Groningen Harmonie op-A"]
[Site "Groningen"]
[Date "2007.12.26"]
[Round "5"]
[White "Kamali, Mehran"]
[Black "Wielenga, Wiebe"]
[Result "1-0"]
[ECO "C91"]
[WhiteElo "1988"]
[BlackElo "2118"]
[PlyCount "85"]
[EventDate "2007.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 121 Extra"]
[Source "ChessBase"]
[SourceDate "2008.01.10"]
[SourceVersion "1"]
[SourceVersionDate "2008.01.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 d6 8. d4 0-0 9. c3 Bg4 10. d5 Na5 11. Bc2 Qc8 12. Nbd2 c6 13. h3 Bd7 14. dxc6 Qxc6 15. Nf1 h6 16. Ng3 Rfe8 17. Nh4 Bf8 18. a4 Qb7 19. Nhf5 Re6 20. Nh5 Nxh5 21. Qxh5 b4 22. Re3 Be8 23. Bd2 Nc4 24. Re2 Nxd2 25. Rxd2 bxc3 26. bxc3 Qb2 27. Rb1 Qxc3 28. Qd1 Rg6 29. Kh2 Qc7 30. Bb3 Rb8 31. Rc2 Qd8 32. Rcb2 Rc8 33. Bd5 Bc6 34. Rb6 Bxd5 35. Qxd5 Qg5 36. g3 Rc2 37. R1b2 Rxb2 38. Rxb2 Rf6 39. Rb8 Rxf5 40. exf5 Qxf5 41. Kg2 Qf6 42. Qa8 Qe7 43. Re8 1-0

[Event "Groningen Harmonie op-A"]
[Site "Groningen"]
[Date "2007.12.24"]
[Round "4"]
[White "Wielenga, Wiebe"]
[Black "Hoffman, Ron"]
[Result "1/2-1/2"]
[ECO "B00"]
[WhiteElo "2118"]
[BlackElo "2158"]
[PlyCount "89"]
[EventDate "2007.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 121 Extra"]
[Source "ChessBase"]
[SourceDate "2008.01.10"]
[SourceVersion "1"]
[SourceVersionDate "2008.01.10"]
[SourceQuality "1"]

1. e4 Nc6 2. Nf3 d6 3. d4 Bg4 4. Be3 Nf6 5. Nc3 e6 6. h3 Bh5 7. Bb5 a6 8. Ba4 d5 9. g4 Bg6 10. Ne5 Nd7 11. Nxc6 bxc6 12. Bxc6 Rb8 13. exd5 Rxb2 14. 0-0 Rxc2 15. Rc1 Rxc1 16. Bxc1 Bb4 17. dxe6 fxe6 18. d5 e5 19. Qb3 Bxc3 20. Qxc3 0-0 21. Ba3 Rf4 22. Bc1 Rf8 23. Re1 Qh4 24. Qg3 Qd8 25. Bb2 e4 26. Rc1 Rf3 27. Qh2 Nf6 28. Bb7 Nxd5 29. Qe5 Nf6 30. Bd4 Rd3 31. Be3 Rd6 32. g5 Nd7 33. Qa5 Nb6 34. Bf4 Rd1+ 35. Rxd1 Qxd1+ 36. Kh2 Qf3 37. Qd2 Qd3 38. Qb2 Bf7 39. Qe5 Qc2 40. Be3 Nc4 41. Qxc7 Qa4 42. Bc6 Qb4 43. Bd4 Qd6+ 44. Qxd6 Nxd6 45. Bc5 1/2-1/2

[Event "Groningen Harmonie op-A"]
[Site "Groningen"]
[Date "2007.12.23"]
[Round "3"]
[White "Hovenga, Alje"]
[Black "Wielenga, Wiebe"]
[Result "1-0"]
[ECO "E12"]
[WhiteElo "2186"]
[BlackElo "2118"]
[PlyCount "79"]
[EventDate "2007.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 121 Extra"]
[Source "ChessBase"]
[SourceDate "2008.01.10"]
[SourceVersion "1"]
[SourceVersionDate "2008.01.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 b6 5. Qb3 a5 6. Bg5 Bb7 7. e3 d6 8. Bd3 Nbd7 9. 0-0 Bxc3 10. Qxc3 h6 11. Bh4 g5 12. Bg3 Ne4 13. Bxe4 Bxe4 14. Nd2 Bg6 15. c5 dxc5 16. dxc5 0-0 17. cxb6 cxb6 18. Bc7 Qe7 19. Nc4 Rfc8 20. Nd6 Nf6 21. Nxc8 Rxc8 22. Bd6 Qd8 23. Be7 Nd5 24. Bxd8 Nxc3 25. Bxb6 Ne2+ 26. Kh1 a4 27. Bd4 Be4 28. b4 Rc7 29. a3 g4 30. Rfe1 h5 31. Bf6 Kh7 32. Rf1 Kg6 33. Bh4 Bd5 34. f3 f5 35. b5 Rc5 36. Rf2 gxf3 37. gxf3 Rxb5 38. Rxe2 Bxf3+ 39. Rg2+ Kf7 40. Kg1 1-0

[Event "Groningen Harmonie op-A"]
[Site "Groningen"]
[Date "2007.12.22"]
[Round "2"]
[White "Wielenga, Wiebe"]
[Black "Cooke, Eric"]
[Result "0-1"]
[ECO "A08"]
[WhiteElo "2118"]
[BlackElo "2253"]
[PlyCount "70"]
[EventDate "2007.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 121 Extra"]
[Source "ChessBase"]
[SourceDate "2008.01.10"]
[SourceVersion "1"]
[SourceVersionDate "2008.01.10"]
[SourceQuality "1"]

1. e4 e6 2. d3 c5 3. Nf3 Nc6 4. g3 g6 5. Bg2 Bg7 6. 0-0 Nge7 7. c3 d5 8. Qe2 0-0 9. Re1 b6 10. e5 Ba6 11. Bf4 h6 12. h4 Rb8 13. Nbd2 Nf5 14. a3 b5 15. b4 d4 16. Nb3 dxc3 17. Nxc5 Ncd4 18. Nxd4 Nxd4 19. Qd1 g5 20. hxg5 hxg5 21. Qh5 gxf4 22. Be4 f5 23. exf6 Rxf6 24. Bh7+ Kf8 25. Nxa6 fxg3 26. Qc5+ Qe7 27. Nxb8 gxf2+ 28. Kg2 fxe1N+ 29. Rxe1 Qxc5 30. bxc5 Ke7 31. Be4 Bh6 32. c6 Kd6 33. Na6 Rf7 34. Nb4 c2 35. Na2 Nb3 0-1

[Event "Groningen Harmonie op-A"]
[Site "Groningen"]
[Date "2007.12.21"]
[Round "1"]
[White "Geurink, Jasper"]
[Black "Wielenga, Wiebe"]
[Result "1-0"]
[ECO "A05"]
[WhiteElo "2339"]
[BlackElo "2118"]
[PlyCount "75"]
[EventDate "2007.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 121 Extra"]
[Source "ChessBase"]
[SourceDate "2008.01.10"]
[SourceVersion "1"]
[SourceVersionDate "2008.01.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. g3 d6 5. Bg2 g6 6. 0-0 Bg7 7. d3 0-0 8. h3 Nd7 9. Nh4 Nc5 10. Nd5 Ne6 11. c3 Ne7 12. Be3 c6 13. Nxe7+ Qxe7 14. Qe1 Nf4 15. Bxf4 exf4 16. d4 Bd7 17. Qd2 Bh6 18. Qd3 Rae8 19. Rae1 Qd8 20. Nf3 Qa5 21. a3 Be6 22. Nd2 Qa6 23. Qc2 Bd7 24. g4 Bg7 25. Nf3 c5 26. Rd1 Bc6 27. Rfe1 Re7 28. Bf1 b5 29. d5 Bd7 30. Qd2 Be5 31. a4 Qc8 32. Nxe5 Rxe5 33. Qxf4 bxa4 34. Bg2 Rfe8 35. Qf6 h5 36. f4 R5e7 37. gxh5 Bxh3 38. h6 1-0

[Event "Hoogeveen Essent op"]
[Site "Hoogeveen"]
[Date "2006.10.28"]
[Round "9"]
[White "Schuurman, Petra"]
[Black "Wielenga, Wiebe"]
[Result "1-0"]
[ECO "A50"]
[WhiteElo "2239"]
[BlackElo "2154"]
[PlyCount "61"]
[EventDate "2006.10.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 e6 3. Nc3 b6 4. e4 d6 5. d4 Bb7 6. Bd3 c5 7. d5 e5 8. 0-0 g6 9. Bc2 Bc8 10. Ne1 Nh5 11. g3 Bh3 12. Ba4+ Bd7 13. Ng2 Bxa4 14. Qxa4+ Qd7 15. Nb5 Kd8 16. Qa3 a6 17. Rb1 Qb7 18. Nc3 Nd7 19. b4 Bg7 20. bxc5 Nxc5 21. Be3 Qa7 22. Na4 Rb8 23. f4 Ke7 24. f5 Nf6 25. Nxc5 bxc5 26. Bg5 h6 27. Bxf6+ Bxf6 28. Rxb8 Rxb8 29. fxg6 fxg6 30. Qf3 Rf8 31. Qg4 1-0

[Event "Hoogeveen Essent op"]
[Site "Hoogeveen"]
[Date "2006.10.27"]
[Round "8"]
[White "Wielenga, Wiebe"]
[Black "Rooda, Kai P"]
[Result "1-0"]
[ECO "C99"]
[WhiteElo "2154"]
[BlackElo "2148"]
[PlyCount "123"]
[EventDate "2006.10.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 d6 8. c3 0-0 9. h3 Na5 10. Bc2 c5 11. d4 Qc7 12. Nbd2 cxd4 13. cxd4 Rd8 14. d5 Bd7 15. Rb1 Rdc8 16. Bd3 b4 17. Nb3 Ba4 18. Be3 Qd7 19. Nfd2 Bb5 20. Bc2 Bd8 21. Rc1 Nc4 22. Nxc4 Rxc4 23. Nd2 Rc7 24. Bb1 Rxc1 25. Qxc1 Rc8 26. Qd1 Qb7 27. Qb3 a5 28. a3 bxa3 29. Qxa3 Qa6 30. Kh2 h6 31. f4 Nd7 32. Nf3 Bf6 33. Bd2 Rc4 34. Bd3 Rc5 35. Bxb5 Qxb5 36. f5 Be7 37. b4 Rc4 38. bxa5 Nc5 39. Ra1 Ra4 40. Qc1 Nxe4 41. Qc6 Nxd2 42. Qxb5 Nxf3+ 43. gxf3 Rxa1 44. Qe8+ Bf8 45. Qd8 h5 46. h4 f6 47. Qc7 Ra4 48. Kg3 Ra3 49. Kf2 Ra4 50. Ke3 Rxh4 51. Qc6 g6 52. a6 Bh6+ 53. Kf2 Rh2+ 54. Kg1 Ra2 55. Qe8+ Bf8 56. fxg6 Kg7 57. Qf7+ Kh6 58. Qxf8+ Kxg6 59. Qxd6 Kg5 60. Qb6 f5 61. Qe3+ Kh4 62. Qf2+ 1-0

[Event "Hoogeveen Essent op"]
[Site "Hoogeveen"]
[Date "2006.10.26"]
[Round "7"]
[White "Bensdorp, Marlies"]
[Black "Wielenga, Wiebe"]
[Result "1-0"]
[ECO "E11"]
[WhiteElo "2264"]
[BlackElo "2154"]
[PlyCount "131"]
[EventDate "2006.10.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 a5 5. Nc3 0-0 6. a3 Bxc3 7. Bxc3 Ne4 8. Qc2 f5 9. e3 b6 10. Bd3 Bb7 11. 0-0-0 d6 12. Be1 Nd7 13. Rg1 c5 14. Nd2 d5 15. Kb1 Qf6 16. cxd5 exd5 17. Bb5 Bc6 18. Qa4 Bxb5 19. Qxb5 Rfd8 20. f3 Nxd2+ 21. Bxd2 f4 22. exf4 cxd4 23. Qxd5+ Kh8 24. Qg5 Qf7 25. Rge1 Re8 26. Bc1 Qc4 27. f5 Nf6 28. Rxe8+ Rxe8 29. Qd2 Rd8 30. Qd3 Qc5 31. Be3 Qe5 32. Bxd4 Qxh2 33. g4 h6 34. Qc2 Qd6 35. Rd2 Qf4 36. Qc3 Kh7 37. Be3 Qb8 38. Rxd8 Qxd8 39. Bd4 Nd5 40. Qd3 Nf6 41. Qe3 a4 42. Bxf6 Qxf6 43. Qe4 b5 44. Qd3 Qc6 45. f6+ Kg8 46. Qd8+ Kh7 47. Qd3+ Kg8 48. fxg7 Qe6 49. Qd8+ Kxg7 50. Qd4+ Kg8 51. Qe4 Qd6 52. Kc2 Qc7+ 53. Kd2 Qd6+ 54. Ke3 Qc5+ 55. Qd4 Qe7+ 56. Kf4 Qc7+ 57. Qe5 Qc1+ 58. Kf5 Qg5+ 59. Ke4 Qg6+ 60. Ke3 Qc6 61. Kf4 Qc1+ 62. Kf5 Qg5+ 63. Ke6 Qg6+ 64. Qf6 Qe8+ 65. Kf5 Qe3 66. Kg6 1-0

[Event "Hoogeveen Essent op"]
[Site "Hoogeveen"]
[Date "2006.10.25"]
[Round "6"]
[White "Wielenga, Wiebe"]
[Black "Doggers, Peter"]
[Result "1/2-1/2"]
[ECO "C99"]
[WhiteElo "2154"]
[BlackElo "2252"]
[PlyCount "100"]
[EventDate "2006.10.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 d6 8. c3 0-0 9. h3 Na5 10. Bc2 c5 11. d4 Qc7 12. Nbd2 cxd4 13. cxd4 Rd8 14. d5 Bd7 15. Nf1 Rdc8 16. Ne3 Nb7 17. Bd2 Nc5 18. Qb1 a5 19. b3 Bf8 20. Rc1 Qd8 21. Nh2 Nh5 22. Neg4 Nf4 23. Bxf4 exf4 24. e5 h5 25. Bh7+ Kh8 26. Rc3 hxg4 27. hxg4 g6 28. Bxg6 fxg6 29. Qxg6 Bg7 30. Rh3+ Kg8 31. Qh7+ Kf8 32. e6 Nxe6 33. dxe6 Bxe6 34. Re1 Bg8 35. Qe4 Bf7 36. Nf3 d5 37. Qd3 Qd6 38. Nh4 Re8 39. Rd1 Qe5 40. Qxb5 d4 41. Qc6 Rac8 42. Qa6 Kg8 43. Nf5 Rcd8 44. Nxg7 Kxg7 45. Qh6+ Kg8 46. Qh7+ Kf8 47. Qh6+ Ke7 48. Qh4+ Kd6 49. Qh7 Ke7 50. Qh4+ Kf8 1/2-1/2

[Event "Hoogeveen Essent op"]
[Site "Hoogeveen"]
[Date "2006.10.24"]
[Round "5"]
[White "Hendriks, Theo"]
[Black "Wielenga, Wiebe"]
[Result "0-1"]
[ECO "C96"]
[WhiteElo "2090"]
[BlackElo "2154"]
[PlyCount "102"]
[EventDate "2006.10.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 d6 8. c3 0-0 9. h3 Na5 10. Bc2 c5 11. d4 Nd7 12. Nbd2 exd4 13. cxd4 Nc6 14. Nf1 Bf6 15. Bf4 cxd4 16. Bxd6 Re8 17. e5 Ndxe5 18. Nxe5 Nxe5 19. Be4 Ra7 20. Bc5 Rd7 21. f4 Ng6 22. Bc6 Rxe1 23. Qxe1 Nxf4 24. Qe4 Ne6 25. Re1 g6 26. Bxd7 Qxd7 27. Bb4 Bb7 28. Qg4 Qc6 29. Bd2 h5 30. Qf3 Qxf3 31. gxf3 Bxf3 32. Rc1 Bb7 33. b3 Bd8 34. Kf2 Bb6 35. Ke2 Kg7 36. Ng3 h4 37. Nh1 f5 38. Nf2 Kf6 39. Nd3 g5 40. b4 Bd5 41. Nc5 Bxc5 42. bxc5 Bc4+ 43. Kf3 Nxc5 44. Ba5 Ne4 45. a4 Ke5 46. axb5 axb5 47. Rb1 Kd5 48. Bb4 d3 49. Rb2 Kd4 50. Bf8 d2 51. Bg7+ Kd3 0-1

[Event "Hoogeveen Essent op"]
[Site "Hoogeveen"]
[Date "2006.10.23"]
[Round "4"]
[White "Wielenga, Wiebe"]
[Black "Hendriks, Richard V"]
[Result "1/2-1/2"]
[ECO "B40"]
[WhiteElo "2154"]
[BlackElo "2106"]
[PlyCount "49"]
[EventDate "2006.10.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. Nf3 c5 2. e4 e6 3. d4 cxd4 4. Nxd4 Qb6 5. Nb3 d6 6. Nc3 a6 7. Bd3 Nf6 8. 0-0 Nbd7 9. Qe2 Be7 10. Kh1 h5 11. Bd2 Kf8 12. Rae1 h4 13. h3 Qc7 14. Bf4 b5 15. Bh2 Bb7 16. a3 Qb6 17. f4 Nh5 18. Qe3 Qxe3 19. Rxe3 Nb6 20. Na5 Bc8 21. Nc6 Bb7 22. Na5 Bc8 23. Nc6 Bb7 24. Na5 Bc8 25. Nc6 1/2-1/2

[Event "Hoogeveen Essent op"]
[Site "Hoogeveen"]
[Date "2006.10.22"]
[Round "3"]
[White "Dibala, Radovan"]
[Black "Wielenga, Wiebe"]
[Result "1/2-1/2"]
[ECO "A47"]
[WhiteElo "2119"]
[BlackElo "2154"]
[PlyCount "27"]
[EventDate "2006.10.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. e3 b6 4. Bd3 Bb7 5. Nbd2 c5 6. c3 Nc6 7. 0-0 Be7 8. e4 cxd4 9. cxd4 Nb4 10. Bb1 Ba6 11. Re1 Nd3 12. Re3 Nxc1 13. Qxc1 0-0 14. Bd3 1/2-1/2

[Event "Hoogeveen Essent op"]
[Site "Hoogeveen"]
[Date "2006.10.21"]
[Round "2"]
[White "Wielenga, Wiebe"]
[Black "Ikonnikov, Vyacheslav"]
[Result "0-1"]
[ECO "B28"]
[WhiteElo "2154"]
[BlackElo "2587"]
[PlyCount "34"]
[EventDate "2006.10.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 a6 3. c4 d6 4. Nc3 Bg4 5. Be2 Nc6 6. h3 Bxf3 7. Bxf3 g6 8. g3 Bg7 9. Bg2 Nf6 10. 0-0 0-0 11. d3 Rb8 12. Be3 b5 13. Qd2 Nd7 14. Rab1 Nd4 15. f4 e6 16. g4 Qa5 17. b3 Qxc3 0-1

[Event "Hoogeveen Essent op"]
[Site "Hoogeveen"]
[Date "2006.10.20"]
[Round "1"]
[White "Berger, Steve"]
[Black "Wielenga, Wiebe"]
[Result "1-0"]
[ECO "C91"]
[WhiteElo "2412"]
[BlackElo "2154"]
[PlyCount "113"]
[EventDate "2006.10.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 d6 8. c3 0-0 9. d4 Bg4 10. Be3 exd4 11. cxd4 Na5 12. Bc2 c5 13. h3 Bxf3 14. Qxf3 Nc4 15. Bc1 cxd4 16. Qd1 Qb6 17. b3 Ne5 18. Bb2 Nc6 19. Bd3 Nd7 20. f4 Bf6 21. Kh2 Nb4 22. a3 Nxd3 23. Qxd3 Rfe8 24. Nd2 Rac8 25. Rad1 Nc5 26. Qg3 Qd8 27. Qf3 Ne6 28. f5 Nc5 29. Ba1 Nd7 30. Qf2 d3 31. Bxf6 Qxf6 32. Qa7 Nc5 33. b4 Na4 34. Nf3 Rc2 35. Rxd3 Qb2 36. Rg1 Nc3 37. Ng5 Rf8 38. Qd4 Ne2 39. Qxb2 Rxb2 40. Rgd1 h6 41. Nf3 Rc8 42. Rxd6 Rcc2 43. e5 Nc3 44. Rd8+ Kh7 45. R1d2 Ne4 46. Rxc2 Rxc2 47. Nd4 Rc3 48. Rd7 Kg8 49. e6 fxe6 50. Nxe6 Rxa3 51. Rxg7+ Kh8 52. Rg6 Rb3 53. f6 Nxf6 54. Rxf6 Rxb4 55. Rxh6+ Kg8 56. Nc7 a5 57. Rh5 1-0

[Event "Groningen Harmonie op-A"]
[Site "Groningen"]
[Date "2005.12.30"]
[Round "9"]
[White "Hummel, Paul"]
[Black "Wielenga, Wiebe"]
[Result "0-1"]
[ECO "C55"]
[BlackElo "2161"]
[PlyCount "36"]
[EventDate "2005.12.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 110 Extra"]
[Source "ChessBase"]
[SourceDate "2006.03.10"]
[SourceVersion "2"]
[SourceVersionDate "2006.03.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 h6 5. 0-0 d6 6. a4 g6 7. c3 Bg7 8. b4 0-0 9. Na3 d5 10. exd5 Nxd5 11. Bb2 Nf4 12. g3 Nh3+ 13. Kg2 Bg4 14. Nc2 Ng5 15. Nce1 Qf6 16. Rh1 e4 17. dxe4 Rad8 18. Qe2 Ne5 0-1

[Event "Groningen Harmonie op-A"]
[Site "Groningen"]
[Date "2005.12.29"]
[Round "7"]
[White "De Jong, Migchiel"]
[Black "Wielenga, Wiebe"]
[Result "1/2-1/2"]
[ECO "E15"]
[WhiteElo "2277"]
[BlackElo "2161"]
[PlyCount "31"]
[EventDate "2005.12.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 110 Extra"]
[Source "ChessBase"]
[SourceDate "2006.03.10"]
[SourceVersion "2"]
[SourceVersionDate "2006.03.10"]
[SourceQuality "1"]

1. Nf3 Nf6 2. d4 e6 3. c4 Bb4+ 4. Bd2 a5 5. g3 0-0 6. Bg2 b6 7. Ne5 Ra7 8. 0-0 Ba6 9. Qc2 c5 10. Bxb4 axb4 11. Rd1 Qc7 12. e3 d6 13. Nd3 Bb7 14. Bxb7 Qxb7 15. dxc5 dxc5 16. a4 1/2-1/2

[Event "Groningen Harmonie op-A"]
[Site "Groningen"]
[Date "2005.12.29"]
[Round "8"]
[White "Wielenga, Wiebe"]
[Black "Hoeksema, Hendrik Pieter"]
[Result "0-1"]
[ECO "B33"]
[WhiteElo "2161"]
[BlackElo "2401"]
[PlyCount "66"]
[EventDate "2005.12.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 110 Extra"]
[Source "ChessBase"]
[SourceDate "2006.03.10"]
[SourceVersion "2"]
[SourceVersionDate "2006.03.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Ndb5 d6 7. Bf4 e5 8. Bg5 a6 9. Bxf6 gxf6 10. Na3 b5 11. Nd5 f5 12. c3 Bg7 13. exf5 Bxf5 14. Nc2 0-0 15. Nce3 Be6 16. Bd3 f5 17. Qh5 e4 18. Bc2 Ne7 19. Bb3 Ng6 20. g4 fxg4 21. Nxg4 Kh8 22. Nge3 Ne5 23. Bc2 Bf7 24. Qh3 Nf3+ 25. Ke2 Bg6 26. Qg4 Ne5 27. Qg3 Rf3 28. Qg2 Qh4 29. Rhg1 Raf8 30. Raf1 Bh6 31. a4 Bh5 32. Ke1 Rxe3+ 33. Nxe3 Nf3+ 0-1

[Event "Groningen Harmonie op-A"]
[Site "Groningen"]
[Date "2005.12.28"]
[Round "5"]
[White "Salihbegovic, Edim"]
[Black "Wielenga, Wiebe"]
[Result "0-1"]
[ECO "A00"]
[BlackElo "2161"]
[PlyCount "44"]
[EventDate "2005.12.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 110 Extra"]
[Source "ChessBase"]
[SourceDate "2006.03.10"]
[SourceVersion "2"]
[SourceVersionDate "2006.03.10"]
[SourceQuality "1"]

1. b4 c6 2. Bb2 a5 3. a3 axb4 4. e4 e5 5. axb4 Rxa1 6. Bxa1 f6 7. b5 d5 8. exd5 cxd5 9. c4 d4 10. Nf3 Qa5 11. Bb2 Bf5 12. g3 Qa2 13. Nc3 dxc3 14. Bxc3 Bc2 15. Qc1 Ba3 16. Qa1 Qxa1+ 17. Bxa1 Be4 18. Be2 Bc5 19. 0-0 Ne7 20. Nxe5 fxe5 21. Bxe5 0-0 22. d4 Nd7 0-1

[Event "Groningen Harmonie op-A"]
[Site "Groningen"]
[Date "2005.12.28"]
[Round "6"]
[White "Wielenga, Wiebe"]
[Black "Hovenga, Alje"]
[Result "1-0"]
[ECO "B11"]
[WhiteElo "2161"]
[BlackElo "2114"]
[PlyCount "113"]
[EventDate "2005.12.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 110 Extra"]
[Source "ChessBase"]
[SourceDate "2006.03.10"]
[SourceVersion "2"]
[SourceVersionDate "2006.03.10"]
[SourceQuality "1"]

1. e4 c6 2. Nc3 d5 3. Nf3 Bg4 4. h3 Bh5 5. d4 e6 6. Be2 Nf6 7. Bg5 Qb6 8. Bxf6 gxf6 9. a3 Bg6 10. Bd3 Nd7 11. 0-0 0-0-0 12. b4 Bh5 13. exd5 cxd5 14. Be2 Qc6 15. Qd2 Nb6 16. Nb5 Kb8 17. Qf4+ Bd6 18. Nxd6 Qxd6 19. Qxf6 Nd7 20. Qh6 Bg6 21. Rac1 Rhg8 22. c4 Be4 23. c5 Qc7 24. b5 Rg6 25. b6 axb6 26. cxb6 Qd6 27. Qh4 Rdg8 28. g3 f6 29. Kh2 Nxb6 30. Nd2 Bf5 31. Rc3 e5 32. Rfc1 Qf8 33. g4 Bd7 34. Qg3 Qd6 35. Rb1 h5 36. Rcb3 hxg4 37. Rxb6 Qxb6 38. Rxb6 gxh3 39. Rxf6 Rxg3 40. fxg3 exd4 41. Nf3 Re8 42. Nxd4 Re4 43. Rf4 Re3 44. Bb5 Bc8 45. a4 Kc7 46. Nf5 Re5 47. g4 Kb6 48. Kxh3 Kc5 49. Kg3 Re1 50. Kf2 Re5 51. Bd3 Bd7 52. g5 d4 53. g6 Bxa4 54. Nxd4 Bd7 55. g7 Rg5 56. Rf7 Kd6 57. Bh7 1-0

[Event "Groningen Harmonie op-A"]
[Site "Groningen"]
[Date "2005.12.27"]
[Round "4"]
[White "Wielenga, Wiebe"]
[Black "Heemskerk, Wim"]
[Result "0-1"]
[ECO "B42"]
[WhiteElo "2161"]
[BlackElo "2265"]
[PlyCount "94"]
[EventDate "2005.12.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 110 Extra"]
[Source "ChessBase"]
[SourceDate "2006.03.10"]
[SourceVersion "2"]
[SourceVersionDate "2006.03.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 Nf6 6. 0-0 d6 7. c4 b6 8. Nc3 Bb7 9. Qe2 Nbd7 10. f4 g6 11. f5 Qe7 12. fxe6 fxe6 13. Bg5 Bg7 14. Nf3 0-0 15. Kh1 Rad8 16. Rad1 h6 17. Bh4 g5 18. Bg3 Nh5 19. Bf2 Nf4 20. Qe1 Ng6 21. Na4 g4 22. Ng1 Nc5 23. Bc2 Nxa4 24. Bxa4 Ne5 25. Bh4 Rxf1 26. Bxe7 Rxe1 27. Rxe1 Rc8 28. h3 Bf8 29. Bf6 gxh3 30. Nxh3 Nd3 31. Re3 Nc5 32. Bc2 e5 33. b4 Ne6 34. Bb3 Nd4 35. Ng1 Kf7 36. Bh4 Nxb3 37. axb3 b5 38. cxb5 axb5 39. Ne2 Rc2 40. Nc3 Bc6 41. Kh2 Rd2 42. Be1 Rd4 43. Rf3+ Ke8 44. Kh3 Be7 45. Kg4 Bxe4 46. Nxe4 Rxe4+ 47. Kf5 Rxe1 0-1

[Event "Groningen Harmonie op-A"]
[Site "Groningen"]
[Date "2005.12.26"]
[Round "3"]
[White "Belle, Erika"]
[Black "Wielenga, Wiebe"]
[Result "0-1"]
[ECO "E11"]
[WhiteElo "2014"]
[BlackElo "2161"]
[PlyCount "41"]
[EventDate "2005.12.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 110 Extra"]
[Source "ChessBase"]
[SourceDate "2006.03.10"]
[SourceVersion "2"]
[SourceVersionDate "2006.03.10"]
[SourceQuality "1"]

1. c4 Nf6 2. Nf3 e6 3. d4 Bb4+ 4. Bd2 a5 5. Qc2 d5 6. a3 Be7 7. Nc3 c6 8. cxd5 exd5 9. Bg5 0-0 10. e3 Re8 11. Bd3 h6 12. Bh4 Nbd7 13. 0-0 Nf8 14. Ne5 Ng4 15. Bxe7 Qxe7 16. Nf3 Ne6 17. h3 Nf6 18. Na4 Nd7 19. Rac1 Ng5 20. Nxg5 Qxg5 21. Bh7+ 0-1

[Event "Groningen Harmonie op-A"]
[Site "Groningen"]
[Date "2005.12.24"]
[Round "2"]
[White "Wielenga, Wiebe"]
[Black "Schiffer, Kai Uwe"]
[Result "0-1"]
[ECO "B51"]
[WhiteElo "2161"]
[BlackElo "2316"]
[PlyCount "108"]
[EventDate "2005.12.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 110 Extra"]
[Source "ChessBase"]
[SourceDate "2006.03.10"]
[SourceVersion "2"]
[SourceVersionDate "2006.03.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. d4 cxd4 5. Qxd4 e5 6. Qd3 h6 7. Nc3 Ngf6 8. Be3 Be7 9. 0-0 0-0 10. Bc4 a6 11. a4 b6 12. b4 Bb7 13. Rad1 Rc8 14. Nd5 Nxd5 15. Bxd5 Bxd5 16. Qxd5 Rxc2 17. Rc1 Qc7 18. Rxc2 Qxc2 19. a5 bxa5 20. Rc1 Qa4 21. bxa5 Nf6 22. Qb7 Bd8 23. Bb6 Nxe4 24. Qxa6 Bxb6 25. Qxb6 Ra8 26. Qb7 Rf8 27. h3 Nc5 28. Qb6 e4 29. Ne1 Qd4 30. Kh1 g6 31. a6 Qxf2 32. Qxd6 Qf1+ 33. Kh2 Nxa6 34. Ra1 Nb8 35. Rb1 Qa6 36. Qe5 Qa8 37. Nc2 Nd7 38. Qd4 Qa2 39. Rb2 Qe6 40. Rb7 Qc6 41. Rxd7 Qxc2 42. Re7 h5 43. Rxe4 Qc7+ 44. Kh1 Rd8 45. Qe5 Qxe5 46. Rxe5 Kg7 47. Re7 h4 48. Kg1 Rd2 49. Kf1 g5 50. Re5 f6 51. Re7+ Kg6 52. Ra7 Kf5 53. Ra5+ Kf4 54. Ra4+ Kg3 0-1

[Event "Groningen Harmonie op-A"]
[Site "Groningen"]
[Date "2005.12.23"]
[Round "1"]
[White "Huizinga, Egbert"]
[Black "Wielenga, Wiebe"]
[Result "0-1"]
[ECO "C56"]
[BlackElo "2161"]
[PlyCount "50"]
[EventDate "2005.12.23"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 110 Extra"]
[Source "ChessBase"]
[SourceDate "2006.03.10"]
[SourceVersion "2"]
[SourceVersionDate "2006.03.10"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d4 exd4 5. 0-0 Nxe4 6. Re1 d5 7. Bxd5 Qxd5 8. Nc3 Qh5 9. Nxe4 Be6 10. Bg5 Bd6 11. Nxd6+ cxd6 12. Bf4 Qc5 13. Qd2 0-0 14. Rad1 Bg4 15. Qe2 Bxf3 16. gxf3 Rad8 17. a3 h6 18. Kh1 Rfe8 19. Qxe8+ Rxe8 20. Rxe8+ Kh7 21. Rd2 Qf5 22. Bxd6 Qd7 23. Rf8 Qxd6 24. Rxf7 b6 25. b4 Qe6 0-1

[Event "Dieren op"]
[Site "Dieren"]
[Date "2005.08.04"]
[Round "9"]
[White "Wielenga, Wiebe"]
[Black "Ellenbroek, Ton"]
[Result "1-0"]
[ECO "A43"]
[WhiteElo "2168"]
[BlackElo "2141"]
[PlyCount "73"]
[EventDate "2005.07.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 107 Extra"]
[Source "ChessBase"]
[SourceDate "2005.09.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.09.01"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 c5 3. g3 cxd4 4. Nxd4 e5 5. Nb3 Nc6 6. Bg2 Be6 7. 0-0 Qd7 8. Nc3 Rd8 9. e4 d4 10. Nd5 f5 11. c4 dxc3 12. bxc3 fxe4 13. c4 Nf6 14. Bg5 Bxd5 15. Bxf6 gxf6 16. cxd5 Qxd5 17. Qh5+ Qf7 18. Qf5 Qg6 19. Qe6+ Be7 20. Rfd1 f5 21. Rxd8+ Nxd8 22. Qxe5 Qf6 23. Qb5+ Kf7 24. Bh3 Kg6 25. Rd1 Ne6 26. Qxb7 h5 27. Rd5 Ng7 28. Nd4 h4 29. Nxf5 Qa1+ 30. Kg2 Nxf5 31. Bxf5+ Kf7 32. Qb3 Kf8 33. h3 hxg3 34. Bg6 Kg7 35. Rf5 Kh6 36. Qf7 Qd1 37. Rh5+ 1-0

[Event "Dieren op"]
[Site "Dieren"]
[Date "2005.08.03"]
[Round "8"]
[White "Friesen, Boris"]
[Black "Wielenga, Wiebe"]
[Result "1/2-1/2"]
[ECO "C56"]
[WhiteElo "2139"]
[BlackElo "2168"]
[PlyCount "111"]
[EventDate "2005.07.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 107 Extra"]
[Source "ChessBase"]
[SourceDate "2005.09.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.09.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d4 exd4 5. e5 d5 6. Bb5 Ne4 7. Nxd4 Bc5 8. 0-0 0-0 9. Be3 Nxe5 10. Nd2 Nxd2 11. Qxd2 Bd6 12. Be2 Qh4 13. f4 Ng4 14. Bxg4 Bxg4 15. Nb5 Qe7 16. Rae1 Bf5 17. Qxd5 Be4 18. Qc4 Kh8 19. f5 Be5 20. Bf4 c6 21. Qxe4 Qc5+ 22. Qe3 Qxe3+ 23. Bxe3 cxb5 24. Bxa7 f6 25. Bc5 Rfc8 26. b4 Rxa2 27. Re2 Rd8 28. Rfe1 h6 29. Kf2 Ra3 30. Re3 Ra2 31. R1e2 Rd1 32. Rd3 Rc1 33. Rdd2 Raa1 34. Rd8+ Kh7 35. Kf3 Ra2 36. Rd7 Raxc2 37. Rxc2 Rxc2 38. Rxb7 Bxh2 39. Rxb5 Rc4 40. Be3 Rc3 41. Ke4 Rb3 42. Rb7 Bd6 43. b5 h5 44. b6 h4 45. Rd7 Be5 46. Rd3 Rb2 47. Rd2 Rb5 48. Rc2 g5 49. fxg6+ Kxg6 50. Bc5 Kg5 51. Kd5 Kg4 52. Rc4+ Kg3 53. Rb4 Rxb4 54. Bxb4 Kxg2 55. Bd6 Bxd6 56. Kxd6 1/2-1/2

[Event "Dieren op"]
[Site "Dieren"]
[Date "2005.08.02"]
[Round "7"]
[White "Hoynck van Papendrecht, Frans M"]
[Black "Wielenga, Wiebe"]
[Result "1/2-1/2"]
[ECO "C45"]
[WhiteElo "2034"]
[BlackElo "2168"]
[PlyCount "104"]
[EventDate "2005.07.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 107 Extra"]
[Source "ChessBase"]
[SourceDate "2005.09.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.09.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. e5 Qe7 7. Qe2 Nd5 8. c4 Nb6 9. Nd2 a5 10. Qe4 a4 11. Be2 Ra5 12. f4 Qc5 13. Rb1 Ra8 14. Nf3 Qa5+ 15. Kf1 Bb7 16. Ng5 Be7 17. Nxh7 Kd8 18. Ng5 Bxg5 19. fxg5 Re8 20. Bf4 g6 21. Qd4 Qb4 22. h4 Qf8 23. Rh3 c5 24. Qd3 Kc8 25. Kg1 Bc6 26. Rf1 Kb7 27. Bf3 Qe7 28. Bxc6+ dxc6 29. b3 axb3 30. Qxb3 Ra4 31. Rb1 Rea8 32. Rf3 Qe6 33. Bg3 Rb4 34. Qd1 Qxc4 35. Rc1 Qxa2 36. Qf1 Ra3 37. Kh2 Rbb3 38. Rf2 Rb2 39. Rxf7 Qb3 40. Be1 Qh3+ 41. Kg1 Qe3+ 42. Bf2 Qxe5 43. Re1 Qd6 44. Rf6 Qd2 45. Bxc5 Raa2 46. Rf2 Qd5 47. Rxb2 Rxb2 48. Bf2 c5 49. Rc1 c4 50. Bxb6 Kxb6 51. Rxc4 Rxg2+ 52. Qxg2 Qxc4 1/2-1/2

[Event "Dieren op"]
[Site "Dieren"]
[Date "2005.08.01"]
[Round "6"]
[White "Wielenga, Wiebe"]
[Black "Sprangers, Remco"]
[Result "0-1"]
[ECO "D11"]
[WhiteElo "2168"]
[BlackElo "2130"]
[PlyCount "72"]
[EventDate "2005.07.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 107 Extra"]
[Source "ChessBase"]
[SourceDate "2005.09.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.09.01"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. Qc2 g6 5. g3 Bf5 6. Qb3 Qb6 7. c5 Qxb3 8. axb3 Na6 9. Bd2 Nd7 10. b4 Nc7 11. Bc3 Bg7 12. Nbd2 f6 13. Nb3 Be4 14. Bg2 e5 15. 0-0 Nb5 16. Nfd2 Bc2 17. Rfc1 Bxb3 18. Nxb3 h5 19. h4 g5 20. e4 dxe4 21. Bxe4 gxh4 22. gxh4 0-0-0 23. Bf5 Kb8 24. Rd1 Bh6 25. d5 Nd4 26. Bxd4 exd4 27. dxc6 Ne5 28. cxb7 d3 29. Be4 Rhg8+ 30. Kf1 Rg4 31. f3 Rxh4 32. Kf2 Rh2+ 33. Kg3 Rxb2 34. Na5 Rg8+ 35. Kh3 Bf4 36. Rh1 Rgg2 0-1

[Event "Dieren op"]
[Site "Dieren"]
[Date "2005.07.30"]
[Round "5"]
[White "Markus, Aernout"]
[Black "Wielenga, Wiebe"]
[Result "1/2-1/2"]
[ECO "C56"]
[WhiteElo "2138"]
[BlackElo "2168"]
[PlyCount "39"]
[EventDate "2005.07.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 107 Extra"]
[Source "ChessBase"]
[SourceDate "2005.09.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.09.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Nf6 5. 0-0 Nxe4 6. Re1 d5 7. Bxd5 Qxd5 8. Nc3 Qh5 9. Nxe4 Be6 10. Neg5 0-0-0 11. Nxe6 fxe6 12. Rxe6 Bd6 13. h3 h6 14. Qe2 Rhe8 15. Bd2 Qf7 16. Re1 Kd7 17. Rxe8 Rxe8 18. Qxe8+ Qxe8 19. Rxe8 Kxe8 20. Kf1 1/2-1/2

[Event "Dieren op"]
[Site "Dieren"]
[Date "2005.07.30"]
[Round "4"]
[White "Wielenga, Wiebe"]
[Black "Straat, Rody F"]
[Result "0-1"]
[ECO "E04"]
[WhiteElo "2168"]
[BlackElo "2004"]
[PlyCount "110"]
[EventDate "2005.07.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 107 Extra"]
[Source "ChessBase"]
[SourceDate "2005.09.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.09.01"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. c4 dxc4 4. g3 c5 5. Bg2 Nc6 6. 0-0 e6 7. Qa4 Qa5 8. Qxc4 Qb4 9. Qxb4 Nxb4 10. Na3 Be7 11. Nb5 0-0 12. a3 Nc2 13. Rb1 Bd7 14. Nc7 Rac8 15. Bf4 Nh5 16. Rfc1 Nxf4 17. gxf4 Nxd4 18. Nxd4 Rxc7 19. b4 b6 20. b5 Bd6 21. Nc6 Bxc6 22. bxc6 Bxf4 23. Rd1 Bg5 24. a4 Rb8 25. Rd3 Rd8 26. Rdb3 Bd2 27. Rd3 Rxd3 28. exd3 Kf8 29. Rd1 Bc3 30. Rc1 Bd4 31. Rb1 Bc3 32. Rc1 Bb4 33. Rc4 e5 34. Kf1 Ke7 35. f4 f6 36. fxe5 fxe5 37. Rh4 h6 38. Rg4 g5 39. Ke2 Kd6 40. h4 Rg7 41. hxg5 Rxg5 42. Rxg5 hxg5 43. Be4 a6 44. Kd1 b5 45. axb5 axb5 46. Kc2 Ba5 47. Kb3 Ke6 48. Kc2 g4 49. Kd1 Kf6 50. Ke2 Bb6 51. Kf1 Kg5 52. Ke2 Kf4 53. Bh1 Kg3 54. Ke3 Kh2 55. Bd5 g3 0-1

[Event "Dieren op"]
[Site "Dieren"]
[Date "2005.07.28"]
[Round "3"]
[White "Van der Elburg, Freddie"]
[Black "Wielenga, Wiebe"]
[Result "1-0"]
[ECO "A25"]
[WhiteElo "2290"]
[BlackElo "2168"]
[PlyCount "69"]
[EventDate "2005.07.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 107 Extra"]
[Source "ChessBase"]
[SourceDate "2005.09.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.09.01"]
[SourceQuality "1"]

1. c4 e5 2. g3 Nf6 3. Bg2 Nc6 4. Nc3 Bb4 5. Nd5 a5 6. a3 Bc5 7. e3 d6 8. Ne2 Nxd5 9. cxd5 Ne7 10. d4 Bb6 11. 0-0 0-0 12. b3 Ng6 13. Bb2 Re8 14. dxe5 dxe5 15. Nc3 Bd7 16. h4 Ne7 17. Qc2 Nc8 18. Na4 Bxa4 19. bxa4 Nd6 20. Kh2 Re7 21. e4 Qe8 22. Rae1 f6 23. Bh3 Qh5 24. Be6+ Kh8 25. f4 Rae8 26. fxe5 fxe5 27. Kh3 Qg6 28. Rf3 h6 29. Kh2 Qh5 30. Ref1 Kh7 31. Kh3 Qg6 32. g4 Rxe6 33. dxe6 Nxe4 34. Rf5 Nd6 35. h5 1-0

[Event "Dieren op"]
[Site "Dieren"]
[Date "2005.07.27"]
[Round "2"]
[White "Wielenga, Wiebe"]
[Black "Bloemhard, Rudy"]
[Result "1-0"]
[ECO "A80"]
[WhiteElo "2168"]
[BlackElo "2081"]
[PlyCount "63"]
[EventDate "2005.07.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 107 Extra"]
[Source "ChessBase"]
[SourceDate "2005.09.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.09.01"]
[SourceQuality "1"]

1. d4 f5 2. Nc3 Nf6 3. Bg5 d5 4. f3 e6 5. Qd2 Be7 6. Nh3 0-0 7. Nf4 c6 8. h4 b5 9. a3 Qd6 10. Nd3 Nh5 11. Bxe7 Qxe7 12. Qg5 Qxg5 13. hxg5 Ng3 14. Rh4 Nd7 15. Kf2 Ne4+ 16. fxe4 fxe4+ 17. Nf4 h6 18. g6 e5 19. dxe5 Nxe5 20. Kg3 Nc4 21. Nd1 e3 22. b3 Nd2 23. Nxe3 d4 24. Ng4 Ne4+ 25. Kh2 Nd2 26. g3 h5 27. Ne5 Bf5 28. Bh3 Rae8 29. Ned3 Bxg6 30. Nxg6 Rxe2+ 31. Kh1 Nf3 32. Be6+ 1-0

[Event "Dieren op"]
[Site "Dieren"]
[Date "2005.07.26"]
[Round "1"]
[White "Bosch, Jeroen"]
[Black "Wielenga, Wiebe"]
[Result "1-0"]
[ECO "E42"]
[WhiteElo "2465"]
[BlackElo "2168"]
[PlyCount "79"]
[EventDate "2005.07.26"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 107 Extra"]
[Source "ChessBase"]
[SourceDate "2005.09.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.09.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Nge2 cxd4 6. exd4 d5 7. a3 Be7 8. c5 a5 9. Rb1 Nc6 10. Bf4 Nh5 11. Be3 0-0 12. g3 e5 13. Bg2 Nf6 14. 0-0 Bf5 15. Rc1 e4 16. Qb3 Qd7 17. Nf4 a4 18. Qa2 Rfd8 19. Rfe1 g5 20. Nfe2 h6 21. Qb1 Bg4 22. Qc2 Bf3 23. Nxa4 Qg4 24. h3 Qf5 25. Nb6 Rab8 26. g4 Nxg4 27. hxg4 Qxg4 28. Ng3 f5 29. Bxf3 Qxf3 30. Qd1 Qxd1 31. Rexd1 f4 32. Nf5 fxe3 33. fxe3 Bf8 34. b4 Kf7 35. Rf1 Kg6 36. Rc2 Ne7 37. Rcf2 Nxf5 38. Rxf5 Bg7 39. a4 h5 40. Nxd5 1-0

[Event "Groningen op-A"]
[Site "Groningen"]
[Date "2004.12.30"]
[Round "9"]
[White "Wielenga, Wiebe"]
[Black "Heemskerk, Wim"]
[Result "0-1"]
[ECO "A30"]
[BlackElo "2269"]
[PlyCount "80"]
[EventDate "2004.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. Nf3 c5 2. c4 Nf6 3. Nc3 e6 4. g3 b6 5. Bg2 Bb7 6. 0-0 d6 7. b3 a6 8. Bb2 Be7 9. d4 cxd4 10. Qxd4 Qc7 11. Rac1 0-0 12. Rfd1 Nbd7 13. e4 Rad8 14. Qe3 Rfe8 15. Nd4 Bf8 16. h3 Qb8 17. Qd3 Qa8 18. Qb1 g6 19. Re1 Nc5 20. Rcd1 e5 21. Nde2 Ncxe4 22. Nd5 Bxd5 23. Rxd5 Ng5 24. h4 Ne6 25. Rxe5 Qb8 26. Re3 Ng4 27. Rd3 Ne5 28. Rdd1 b5 29. cxb5 axb5 30. Nc3 Bg7 31. Nd5 Qa7 32. Ne3 Re7 33. Bd5 Nc7 34. Kg2 Nxd5 35. Nxd5 Re6 36. Nb4 Rde8 37. Qc2 Qc5 38. Qd2 h5 39. Bd4 Qc8 40. Rc1 Qa8+ 0-1

[Event "Groningen op-A"]
[Site "Groningen"]
[Date "2004.12.29"]
[Round "8"]
[White "Westerkamp, Bert"]
[Black "Wielenga, Wiebe"]
[Result "0-1"]
[ECO "C85"]
[WhiteElo "2115"]
[PlyCount "96"]
[EventDate "2004.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Bxc6 dxc6 7. d3 Nd7 8. Nbd2 Bf6 9. Nc4 c5 10. b3 b6 11. Bb2 Qe7 12. Ne3 Bb7 13. Re1 0-0-0 14. a4 Nf8 15. Qe2 Ng6 16. Nf5 Qe8 17. Qe3 a5 18. g3 h6 19. h4 Ne7 20. Nxe7+ Qxe7 21. Kg2 g6 22. Nd2 Bg7 23. f3 h5 24. Nc4 f6 25. Qf2 Bh6 26. Rh1 Rhg8 27. Raf1 Rdf8 28. Ne3 Qe6 29. Bc1 Kb8 30. Qe2 Rf7 31. Nc4 Bxc1 32. Rxc1 Rfg7 33. Ne3 f5 34. Rcg1 Rf7 35. exf5 gxf5 36. Nc4 e4 37. Kh2 Qd5 38. dxe4 fxe4 39. f4 e3 40. Qxe3 Qf5 41. Re1 Bxh1 42. Rxh1 Qxc2+ 43. Kh3 Qf5+ 44. Kh2 Rd7 45. Ne5 Qc2+ 46. Kh3 Rd2 47. Nc6+ Ka8 48. Ne7 Rxg3+ 0-1

[Event "Groningen op-A"]
[Site "Groningen"]
[Date "2004.12.28"]
[Round "7"]
[White "Wielenga, Wiebe"]
[Black "Schulze, Joachim"]
[Result "1-0"]
[ECO "E62"]
[BlackElo "2046"]
[PlyCount "75"]
[EventDate "2004.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. g3 0-0 5. Bg2 c6 6. Nc3 d6 7. 0-0 Qa5 8. h3 Be6 9. Qd3 Qa6 10. b3 b6 11. Bb2 Qc8 12. Kh2 Na6 13. Rad1 Rb8 14. e4 b5 15. cxb5 cxb5 16. Ng5 b4 17. Ne2 Bd7 18. Rc1 Bb5 19. Qe3 Qd8 20. f4 h6 21. Nf3 Qb6 22. Nd2 Rfc8 23. Qf3 e6 24. g4 Qb7 25. Rg1 Rxc1 26. Rxc1 Rc8 27. Nc4 Ne8 28. Ng3 d5 29. e5 Qd7 30. Ne3 Rxc1 31. Bxc1 Qc7 32. Bb2 Nb8 33. f5 a5 34. fxe6 fxe6 35. Nxd5 Qc2 36. Ne7+ Kh7 37. Qf7 h5 38. g5 1-0

[Event "Groningen op-A"]
[Site "Groningen"]
[Date "2004.12.27"]
[Round "6"]
[White "Kamstra, Jippe"]
[Black "Wielenga, Wiebe"]
[Result "1-0"]
[ECO "C89"]
[WhiteElo "2157"]
[PlyCount "85"]
[EventDate "2004.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 0-0 8. c3 d5 9. exd5 Nxd5 10. Nxe5 Nxe5 11. Rxe5 Bb7 12. d4 Bf6 13. Re1 c5 14. Be3 Re8 15. Nd2 Qd7 16. dxc5 Rad8 17. Nf1 Qc8 18. Bxd5 Rxd5 19. Bd4 Rxe1 20. Qxe1 Rg5 21. Ng3 h5 22. f3 Bxf3 23. gxf3 h4 24. Kg2 hxg3 25. hxg3 Rh5 26. g4 Bh4 27. Qe4 Rh6 28. Rh1 Qd8 29. c6 Re6 30. c7 Qxc7 31. Qa8+ Bd8 32. Rd1 Kh7 33. Bf2 Bg5 34. Rh1+ Bh6 35. g5 Qf4 36. gxh6 Rg6+ 37. Kf1 Qc1+ 38. Be1 gxh6 39. Qd5 Qc2 40. f4 a5 41. Qxf7+ Rg7 42. Qd5 Re7 43. Rxh6+ 1-0

[Event "Groningen op-A"]
[Site "Groningen"]
[Date "2004.12.26"]
[Round "5"]
[White "Wielenga, Wiebe"]
[Black "Rietman, Frits"]
[Result "0-1"]
[ECO "E62"]
[BlackElo "2201"]
[PlyCount "62"]
[EventDate "2004.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 0-0 5. Bg2 d6 6. 0-0 Nc6 7. Nc3 e5 8. d5 Ne7 9. c5 Ne8 10. cxd6 Nxd6 11. e4 h6 12. Re1 Bg4 13. Qb3 Bxf3 14. Bxf3 Qd7 15. a4 a5 16. Nb5 Nxb5 17. axb5 b6 18. Bd2 Nc8 19. Bb4 Ra7 20. Ba3 Re8 21. Rac1 Bf8 22. Rc6 Bxa3 23. bxa3 a4 24. Qe3 Kg7 25. Rec1 Re7 26. Be2 Rb7 27. f3 Qe8 28. Kg2 Na7 29. d6 cxd6 30. Rxb6 Qb8 31. Rxd6 Qxd6 0-1

[Event "Groningen op-A"]
[Site "Groningen"]
[Date "2004.12.24"]
[Round "4"]
[White "Zhigalko, Sergei"]
[Black "Wielenga, Wiebe"]
[Result "1-0"]
[ECO "C88"]
[WhiteElo "2478"]
[PlyCount "49"]
[EventDate "2004.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 0-0 8. h3 Bb7 9. d3 d6 10. a3 Nb8 11. Nbd2 Nbd7 12. Nf1 c6 13. Ng3 Re8 14. c3 Bf8 15. Ba2 d5 16. d4 c5 17. dxe5 dxe4 18. exf6 exf3 19. Rxe8 Qxe8 20. fxg7 Rd8 21. Bh6 Bxg7 22. Bxg7 Kxg7 23. Nf5+ Kh8 24. Nd6 Qe4 25. Nxb7 1-0

[Event "Groningen op-A"]
[Site "Groningen"]
[Date "2004.12.23"]
[Round "3"]
[White "Wielenga, Wiebe"]
[Black "Schlette, Marc"]
[Result "1-0"]
[ECO "E15"]
[BlackElo "2175"]
[PlyCount "63"]
[EventDate "2004.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. g3 Ba6 5. b3 Bb4+ 6. Bd2 Be7 7. Bg2 c6 8. 0-0 d5 9. Ne5 Nfd7 10. Nxd7 Qxd7 11. Bf4 0-0 12. Nd2 Rd8 13. Nf3 Qe8 14. Qc2 Nd7 15. e4 Rac8 16. Rfe1 Nf8 17. Rad1 Ng6 18. Bc1 dxe4 19. Qxe4 b5 20. c5 Bf8 21. h4 Ne7 22. Ng5 g6 23. Bh3 Nd5 24. Nxf7 Kxf7 25. Bxe6+ Kg7 26. Qe5+ Nf6 27. g4 Rd5 28. Bh6+ Kxh6 29. Qxf6 Qd8 30. g5+ Kh5 31. Qf3+ Kxh4 32. Qg4# 1-0

[Event "Groningen op-A"]
[Site "Groningen"]
[Date "2004.12.22"]
[Round "2"]
[White "Otte, Marijn Willem"]
[Black "Wielenga, Wiebe"]
[Result "0-1"]
[ECO "C37"]
[PlyCount "54"]
[EventDate "2004.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. e4 e5 2. f4 exf4 3. Nf3 d6 4. Bc4 g5 5. h4 f6 6. Nd4 h5 7. hxg5 Qe7 8. Nc3 fxg5 9. Rxh5 Qg7 10. Ne6 Bxe6 11. Bxe6 Nf6 12. Rxh8 Qxh8 13. Qf3 Qh1+ 14. Ke2 Nc6 15. Qf2 Qh5+ 16. Kf1 Qh1+ 17. Ke2 Bg7 18. Bf5 Kf7 19. d3 Rh8 20. Rb1 Qh5+ 21. Kd2 Ng4 22. Qe2 Ne3 23. Qxh5+ Rxh5 24. Ke2 Nxf5 25. exf5 Rh2 26. Kf1 Bd4 27. Bd2 Bxc3 0-1

[Event "Groningen op-A"]
[Site "Groningen"]
[Date "2004.12.21"]
[Round "1"]
[White "Wielenga, Wiebe"]
[Black "Houtman, Joop"]
[Result "1/2-1/2"]
[ECO "E15"]
[BlackElo "2225"]
[PlyCount "62"]
[EventDate "2004.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 104 Extra"]
[Source "ChessBase"]
[SourceDate "2005.03.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.03.01"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. g3 Ba6 5. b3 Bb4+ 6. Bd2 Bxd2+ 7. Qxd2 0-0 8. Bg2 Bb7 9. Nc3 d6 10. 0-0 Nbd7 11. Rad1 Qe7 12. Qc2 Rfe8 13. e4 e5 14. Rfe1 a5 15. Nd5 Nxd5 16. exd5 Qf6 17. Re4 exd4 18. Rde1 Rxe4 19. Qxe4 g6 20. Qe7 Bc8 21. Qe8+ Nf8 22. Qc6 Ra7 23. Qe8 Ra8 24. Qc6 Ra7 25. Re8 Bf5 26. Rb8 Qe7 27. Re8 Qf6 28. Rb8 Qe7 29. Re8 Qf6 30. Rb8 Qe7 31. Re8 Qf6 1/2-1/2

[Event "Leeuwarden op"]
[Site "Leeuwarden"]
[Date "2004.??.??"]
[Round "9"]
[White "Knight, David"]
[Black "Wielenga, Wiebe"]
[Result "0-1"]
[ECO "C56"]
[PlyCount "58"]
[EventDate "2004.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 103 Extra"]
[Source "ChessBase"]
[SourceDate "2005.01.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.01.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d4 exd4 5. e5 d5 6. Bb5 Ne4 7. Nxd4 Bc5 8. Be3 Bd7 9. Bxc6 bxc6 10. 0-0 0-0 11. f3 Ng5 12. f4 Ne4 13. Nd2 Nxd2 14. Qxd2 f6 15. Nb3 Bb6 16. Bd4 Bf5 17. Kh1 Be4 18. Bxb6 axb6 19. Nd4 Qe8 20. f5 Qxe5 21. Nxc6 Qxb2 22. Ne7+ Kf7 23. Nxd5 Rad8 24. Qb4 Qxb4 25. Nxb4 Rd2 26. Rg1 c5 27. Nd3 Rxc2 28. Nf4 Rd8 29. Rad1 Rcd2 0-1

[Event "Groningen Harmonie op-A"]
[Site "Groningen"]
[Date "2003.12.29"]
[Round "8"]
[White "Stavast, Dick"]
[Black "Wielenga, Wiebe"]
[Result "0-1"]
[ECO "A46"]
[WhiteElo "2065"]
[PlyCount "62"]
[EventDate "2003.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 097 Extra"]
[Source "ChessBase"]
[SourceDate "2004.01.13"]
[SourceVersion "1"]
[SourceVersionDate "2004.01.13"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. Bg5 h6 4. Bxf6 Qxf6 5. e4 d6 6. Nbd2 Nc6 7. c3 g6 8. Bd3 Bg7 9. Qe2 0-0 10. 0-0-0 e5 11. d5 Nb8 12. Nf1 Nd7 13. Ne3 Nc5 14. h4 Bd7 15. Bc2 a5 16. Nd2 b5 17. g4 Qd8 18. Rdg1 b4 19. c4 a4 20. Bb1 Re8 21. g5 h5 22. Ndf1 Qc8 23. Ng3 Qa6 24. Nef5 a3 25. Nxg7 axb2+ 26. Kd1 Kxg7 27. Ke1 Qa3 28. Kf1 Bg4 29. Qe1 Nd3 30. Qe3 Nf4 31. Ke1 b3 0-1

[Event "Groningen Harmonie op-A"]
[Site "Groningen"]
[Date "2003.12.28"]
[Round "7"]
[White "Wielenga, Wiebe"]
[Black "Struik, Tjapko"]
[Result "0-1"]
[ECO "A43"]
[BlackElo "2182"]
[PlyCount "78"]
[EventDate "2003.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 097 Extra"]
[Source "ChessBase"]
[SourceDate "2004.01.13"]
[SourceVersion "1"]
[SourceVersionDate "2004.01.13"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 c5 3. d5 b5 4. Bg5 Ne4 5. Bh4 Bb7 6. a4 Qa5+ 7. Nbd2 Bxd5 8. axb5 Qc7 9. Ra4 Qb7 10. c4 Nxd2 11. cxd5 Nxf1 12. Qd3 d6 13. e4 Nd7 14. Kxf1 Nb6 15. Ra5 f5 16. exf5 Qxd5 17. Qxd5 Nxd5 18. Ke2 g6 19. Rha1 gxf5 20. Rxa7 Rxa7 21. Rxa7 Bg7 22. b6 Kf7 23. Nd2 Rb8 24. Nc4 Ke6 25. Kd2 Bf8 26. b7 Kd7 27. Na5 Kc7 28. Kd1 Bg7 29. Kc1 Bf6 30. Bxf6 Nxf6 31. Ra6 Nd5 32. Kd2 Nb4 33. Ra8 e5 34. f3 d5 35. g4 f4 36. g5 e4 37. fxe4 d4 38. h4 f3 39. Ke1 d3 0-1

[Event "Groningen Harmonie op-A"]
[Site "Groningen"]
[Date "2003.12.26"]
[Round "5"]
[White "Wielenga, Wiebe"]
[Black "Meis, Eric"]
[Result "1/2-1/2"]
[ECO "D91"]
[BlackElo "2079"]
[PlyCount "32"]
[EventDate "2003.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 097 Extra"]
[Source "ChessBase"]
[SourceDate "2004.01.13"]
[SourceVersion "1"]
[SourceVersionDate "2004.01.13"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 d5 5. Bg5 Ne4 6. cxd5 Nxc3 7. bxc3 Qxd5 8. e3 Qa5 9. Qd2 Bg4 10. Rb1 a6 11. c4 Nc6 12. Be2 b6 13. h3 Qxd2+ 14. Nxd2 Bxe2 15. Kxe2 f6 16. Bh4 e5 1/2-1/2

[Event "Groningen Harmonie op-A"]
[Site "Groningen"]
[Date "2003.12.22"]
[Round "2"]
[White "Van der Leest, Bert"]
[Black "Wielenga, Wiebe"]
[Result "1-0"]
[ECO "C55"]
[WhiteElo "2203"]
[PlyCount "99"]
[EventDate "2003.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 097 Extra"]
[Source "ChessBase"]
[SourceDate "2004.01.13"]
[SourceVersion "1"]
[SourceVersionDate "2004.01.13"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 h6 5. c3 d6 6. a4 g6 7. 0-0 Bg7 8. b4 Qe7 9. Re1 0-0 10. Nbd2 Nd8 11. d4 Re8 12. Bb3 Nh7 13. dxe5 dxe5 14. Nc4 Be6 15. Ne3 Bxb3 16. Qxb3 c6 17. Nc4 Qe6 18. Be3 f6 19. Rad1 Bf8 20. Rd2 Nf7 21. Red1 Red8 22. Rxd8 Nxd8 23. Na5 Qxb3 24. Nxb3 Ne6 25. Rd7 b6 26. Nh4 g5 27. Nf5 c5 28. bxc5 bxc5 29. Kf1 Rb8 30. Nd2 a6 31. Ra7 Rb6 32. g3 h5 33. a5 Rc6 34. Nc4 Nd4 35. Rb7 Nb5 36. Bd2 Nc7 37. h4 g4 38. Ke2 Kf7 39. Nb6 Ke6 40. c4 Be7 41. Nd5 Bd8 42. Bh6 Kd7 43. Nb6+ Ke8 44. Ng7+ Kf7 45. Nd5 Nf8 46. Nxh5 Nfe6 47. Be3 Nd4+ 48. Kd3 Kg6 49. Nhxf6 Bxf6 50. Rxc7 1-0

[Event "Groningen Harmonie op-A"]
[Site "Groningen"]
[Date "2003.12.21"]
[Round "1"]
[White "Wielenga, Wiebe"]
[Black "Clemens, Adrian HP"]
[Result "1-0"]
[ECO "D02"]
[BlackElo "2251"]
[PlyCount "83"]
[EventDate "2003.12.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 097 Extra"]
[Source "ChessBase"]
[SourceDate "2004.01.13"]
[SourceVersion "1"]
[SourceVersionDate "2004.01.13"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nc6 3. g3 Bg4 4. Bg2 e6 5. Nbd2 Nf6 6. 0-0 Bd6 7. c4 0-0 8. b3 a5 9. Bb2 Bh5 10. a3 Nb8 11. Rc1 c6 12. Re1 Qe7 13. Ra1 Nbd7 14. Ne5 Ng4 15. Nxg4 Bxg4 16. f3 Bh5 17. e4 Qd8 18. Qc2 dxe4 19. Nxe4 Be7 20. Qc3 Nf6 21. Nf2 Re8 22. Rad1 Bf8 23. Kh1 Qc7 24. Nd3 Bg6 25. Ne5 Bh5 26. Rc1 Rad8 27. Qe3 c5 28. dxc5 Bxc5 29. Qf4 Qb6 30. Ng4 Bxg4 31. Bxf6 gxf6 32. Qxg4+ Kh8 33. Qh4 Be7 34. Qh5 Rf8 35. f4 Qxb3 36. Be4 f5 37. Bxf5 exf5 38. Rxe7 Qb2 39. Rce1 Rd2 40. Qh6 Kg8 41. R7e5 Qc2 42. Re8 1-0

