[Event "BEL-ch op"]
[Site "Niel"]
[Date "2017.07.09"]
[Round "9"]
[White "Beukema, Constantijn"]
[Black "Hajenius, Willem"]
[Result "1-0"]
[ECO "B21"]
[WhiteElo "1695"]
[BlackElo "1934"]
[PlyCount "45"]
[EventDate "2017.07.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BEL"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 e6 5. Nf3 Nc6 6. Bc4 Qc7 7. Qe2 Nf6 8. 0-0 Ng4 9. Nd5 exd5 10. exd5+ Ne7 11. Re1 d6 12. Bf4 Bd7 13. Nd4 Ne5 14. Nb5 Bxb5 15. Bxb5+ Kd8 16. Rac1 Qb6 17. Bxe5 dxe5 18. d6 Ng6 19. d7 Bc5 20. Red1 f5 21. Rd5 Nf4 22. Qxe5 Qxb5 23. Rdxc5 1-0

[Event "BEL-ch op"]
[Site "Niel"]
[Date "2017.07.08"]
[Round "8"]
[White "Hajenius, Willem"]
[Black "Pu, Linden"]
[Result "0-1"]
[ECO "D13"]
[WhiteElo "1934"]
[BlackElo "1701"]
[PlyCount "96"]
[EventDate "2017.07.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BEL"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Nf3 Nf6 5. Nc3 e6 6. Bf4 Be7 7. e3 0-0 8. Bd3 b6 9. Qe2 Bb7 10. 0-0 Nbd7 11. h3 Ne4 12. Rac1 Rc8 13. Nb5 a6 14. Nc3 b5 15. a3 Nb6 16. Nb1 Nc4 17. Rfd1 a5 18. Ne1 Bh4 19. g3 Be7 20. g4 Bh4 21. Bxe4 dxe4 22. b3 Nd6 23. Rxc8 Bxc8 24. Ng2 Be7 25. Rc1 Ba6 26. Rc6 Bb7 27. Rc5 Ba6 28. Qc2 b4 29. a4 Bd3 30. Qd1 Nb7 31. Rc7 Nd6 32. Rc5 Nb7 33. Rc1 f5 34. Ne1 Bxb1 35. Rxb1 Bd6 36. Ng2 g5 37. Be5 Bxe5 38. dxe5 Qxd1+ 39. Rxd1 Nc5 40. Rb1 Rd8 41. gxf5 exf5 42. h4 h6 43. hxg5 hxg5 44. f4 exf3 45. Ne1 g4 46. Nc2 Rd2 47. Na1 Ne4 48. Rc1 Rg2+ 0-1

[Event "BEL-ch op"]
[Site "Niel"]
[Date "2017.07.07"]
[Round "7"]
[White "Lenoir, Aurele"]
[Black "Hajenius, Willem"]
[Result "0-1"]
[ECO "A30"]
[WhiteElo "1663"]
[BlackElo "1934"]
[PlyCount "52"]
[EventDate "2017.07.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BEL"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. Nf3 c5 2. b3 Nf6 3. Bb2 e6 4. e3 Nc6 5. c4 Be7 6. d4 cxd4 7. Nxd4 0-0 8. Nd2 d5 9. Nxc6 bxc6 10. Qc2 Bb7 11. Bd3 h6 12. 0-0 c5 13. Rad1 Bd6 14. f4 Ng4 15. Rde1 d4 16. exd4 cxd4 17. Bxd4 e5 18. Bf5 exd4 19. Bxg4 d3 20. Qd1 Qa5 21. Bf3 Bxf3 22. Nxf3 Rad8 23. Ne5 Bb4 24. Re4 f5 25. Re3 Bc5 26. Kh1 Bxe3 0-1

[Event "BEL-ch op"]
[Site "Niel"]
[Date "2017.07.06"]
[Round "6"]
[White "Hajenius, Willem"]
[Black "Vanhauwere, Anton"]
[Result "1-0"]
[ECO "E76"]
[WhiteElo "1934"]
[BlackElo "1550"]
[PlyCount "37"]
[EventDate "2017.07.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BEL"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 0-0 6. Nf3 Na6 7. Be2 c5 8. d5 Bg4 9. 0-0 Nc7 10. Qe1 Bxf3 11. Bxf3 e6 12. e5 dxe5 13. fxe5 Nd7 14. d6 Ne8 15. Bf4 Rb8 16. Qe3 Qh4 17. Rad1 h6 18. b3 g5 19. Bg3 1-0

[Event "BEL-ch op"]
[Site "Niel"]
[Date "2017.07.05"]
[Round "5"]
[White "Hajenius, Willem"]
[Black "Akulov, Lev"]
[Result "0-1"]
[ECO "A34"]
[WhiteElo "1934"]
[BlackElo "1719"]
[PlyCount "76"]
[EventDate "2017.07.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BEL"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. Bg5 Bg7 6. Nf3 Nxc3 7. bxc3 c5 8. e3 Qa5 9. Qd2 Nc6 10. Be2 0-0 11. 0-0 Rd8 12. Rac1 h6 13. Bh4 g5 14. Bg3 cxd4 15. cxd4 Qxd2 16. Nxd2 e5 17. Nb3 exd4 18. exd4 Nxd4 19. Nxd4 Bxd4 20. h4 Be6 21. hxg5 hxg5 22. Bf3 Bd5 23. Bxd5 Rxd5 24. Rc7 b5 25. Re1 Bb6 26. Rb7 Kg7 27. Bb8 Rd8 28. Be5+ Kg6 29. g4 Rd2 30. Bg3 Rg8 31. Ree7 f6 32. Re6 Rg7 33. Rbxb6 axb6 34. Rxb6 Rxa2 35. Rxb5 Ra4 36. f3 Ra2 37. Rb6 Re7 38. Kf1 Re3 0-1

[Event "BEL-ch op"]
[Site "Niel"]
[Date "2017.07.04"]
[Round "4"]
[White "Barbier, Wim"]
[Black "Hajenius, Willem"]
[Result "1-0"]
[ECO "A10"]
[WhiteElo "2107"]
[BlackElo "1934"]
[PlyCount "75"]
[EventDate "2017.07.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BEL"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. c4 f5 2. g3 Nf6 3. Bg2 g6 4. Nc3 Bg7 5. d3 0-0 6. e4 fxe4 7. dxe4 d6 8. Nge2 c5 9. 0-0 Nc6 10. f3 e5 11. Be3 Be6 12. Nd5 Qd7 13. Qd2 Rae8 14. g4 Nd4 15. Ng3 Qf7 16. Rf2 h5 17. g5 h4 18. gxf6 hxg3 19. hxg3 Bxf6 20. Bh6 Bg7 21. Bg5 Qd7 22. Raf1 Rf7 23. Bh6 Kh7 24. Bg5 Kg8 25. g4 Nc6 26. Kh2 Ref8 27. Kg3 Nd4 28. Bh6 Bxh6 29. Qxh6 Rh7 30. Qxg6+ Rg7 31. Nf6+ Rxf6 32. Qxf6 Bxg4 33. fxg4 Qxg4+ 34. Kh2 Ne6 35. Qf3 Qg5 36. Bh3 Nf4 37. Rg2 Nxg2 38. Qf8+ 1-0

[Event "BEL-ch op"]
[Site "Niel"]
[Date "2017.07.03"]
[Round "3"]
[White "Dewitte, Stein"]
[Black "Hajenius, Willem"]
[Result "0-1"]
[ECO "A88"]
[WhiteElo "1712"]
[BlackElo "1934"]
[PlyCount "66"]
[EventDate "2017.07.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BEL"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 f5 2. g3 Nf6 3. Bg2 c6 4. c4 g6 5. Nf3 Bg7 6. 0-0 0-0 7. Nc3 d6 8. Qc2 Kh8 9. Rd1 Be6 10. b3 Na6 11. a3 Bg8 12. e3 Qe8 13. Bb2 h6 14. Ne2 b6 15. Rac1 g5 16. b4 Rc8 17. Qa4 Nb8 18. Qxa7 Nbd7 19. Qa4 Bxc4 20. Qc2 Bg8 21. Nd2 d5 22. Qa4 b5 23. Qc2 Qh5 24. Nb3 Qg6 25. Na5 Nb8 26. Qc5 Ne4 27. Bxe4 fxe4 28. Qc2 Be6 29. Nb3 Bg4 30. Re1 Qh5 31. Nc5 Bf3 32. Ne6 Qh3 33. N2f4 gxf4 0-1

[Event "BEL-ch op"]
[Site "Niel"]
[Date "2017.07.02"]
[Round "2"]
[White "Hajenius, Willem"]
[Black "De Block, Yordi"]
[Result "0-1"]
[ECO "D13"]
[WhiteElo "1934"]
[BlackElo "2100"]
[PlyCount "89"]
[EventDate "2017.07.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BEL"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Nf3 Nc6 5. Nc3 Nf6 6. Bf4 e6 7. e3 a6 8. Bd3 Bd6 9. Bg3 0-0 10. 0-0 Bxg3 11. hxg3 Qd6 12. Re1 h6 13. Qe2 e5 14. dxe5 Nxe5 15. Nxe5 Qxe5 16. f4 Qd6 17. e4 dxe4 18. Nxe4 Qd4+ 19. Nf2 Bd7 20. Rad1 Qb6 21. Qe3 Qa5 22. a3 Rfe8 23. Qc1 Bc6 24. b4 Rxe1+ 25. Rxe1 Qd5 26. Bf1 Re8 27. Rxe8+ Nxe8 28. Qc4 Qd2 29. Qd3 Qc1 30. Nd1 g6 31. Be2 Ba4 32. Kf2 Bxd1 33. Bxd1 Nf6 34. Qd4 Qc6 35. Bf3 Qe6 36. Qd8+ Kg7 37. Qd4 h5 38. Bxb7 Qa2+ 39. Ke3 Qxa3+ 40. Kf2 Qa2+ 41. Ke3 Qe6+ 42. Be4 Kh7 43. Kf3 Qb3+ 44. Bd3 Qd1+ 45. Ke3 0-1

[Event "BEL-ch op"]
[Site "Niel"]
[Date "2017.07.01"]
[Round "1"]
[White "Beukema, Jasper"]
[Black "Hajenius, Willem"]
[Result "0-1"]
[ECO "E60"]
[WhiteElo "2209"]
[BlackElo "1934"]
[PlyCount "86"]
[EventDate "2017.07.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BEL"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 Nf6 2. Bf4 g6 3. c4 Bg7 4. Nc3 c6 5. e4 d6 6. Nf3 Na6 7. c5 b5 8. cxd6 exd6 9. e5 dxe5 10. Nxe5 0-0 11. Nxc6 Qe8+ 12. Ne5 Nc7 13. Be2 b4 14. Na4 Ne6 15. Be3 Bb7 16. 0-0 Rd8 17. Bf3 Nd5 18. Qc2 f6 19. Nd3 Bc6 20. Bxd5 Rxd5 21. Nxb4 Bxa4 22. b3 Rh5 23. bxa4 Qb8 24. Rfb1 Qxh2+ 25. Kf1 Re8 26. Qc6 Kf8 27. d5 Nf4 28. Bc5+ Re7 29. Bxe7+ Kf7 30. Ke1 Qg1+ 31. Kd2 Qxf2+ 32. Kc3 f5+ 33. Kc4 Qe2+ 34. Kc5 Qxe7+ 35. d6 Qe5+ 36. Kc4 Ne6 37. Qd7+ Kg8 38. Qe8+ Bf8 39. g3 Rg5 40. Re1 Rg4+ 41. Kd3 Rxg3+ 42. Kd2 Rg2+ 43. Kd3 Qd4# 0-1

[Event "Gibraltar Challenger op-A"]
[Site "Caleta"]
[Date "2017.01.27"]
[Round "5"]
[White "Eagleton, Greg T"]
[Black "Hajenius, Willem"]
[Result "1-0"]
[ECO "A46"]
[WhiteElo "2055"]
[BlackElo "1943"]
[PlyCount "61"]
[EventDate "2017.01.23"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "GGB"]
[SourceTitle "CBM 176 Extra"]
[Source "ChessBase"]
[SourceDate "2017.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2017.03.02"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Bg5 Bg7 4. Nbd2 c5 5. e3 cxd4 6. exd4 Nc6 7. c3 0-0 8. Bd3 d6 9. 0-0 Qc7 10. Re1 a6 11. Rc1 e5 12. Qa4 Bd7 13. Qa3 Rad8 14. Ne4 Nd5 15. Bxd8 Qxd8 16. Qxd6 Nf4 17. Bf1 Re8 18. Nc5 Nb8 19. dxe5 Bf8 20. Qd4 Ne6 21. Nxe6 Rxe6 22. Rcd1 b5 23. Qf4 Be7 24. Nd4 Rb6 25. e6 fxe6 26. Nxe6 Bxe6 27. Rxd8+ Bxd8 28. Rd1 Nd7 29. Be2 g5 30. Qe4 Kg7 31. Rxd7+ 1-0

[Event "Gibraltar Challenger op-A"]
[Site "Caleta"]
[Date "2017.01.26"]
[Round "4"]
[White "Ungureanu, Sandu"]
[Black "Hajenius, Willem"]
[Result "1-0"]
[ECO "A85"]
[WhiteElo "2071"]
[BlackElo "1943"]
[PlyCount "95"]
[EventDate "2017.01.23"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "GGB"]
[SourceTitle "CBM 176 Extra"]
[Source "ChessBase"]
[SourceDate "2017.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2017.03.02"]
[SourceQuality "1"]

1. d4 f5 2. c4 Nf6 3. Nc3 g6 4. Bg5 Bg7 5. Bxf6 Bxf6 6. f4 d6 7. Nf3 c6 8. e3 Na6 9. h4 Qb6 10. Qd2 Bd7 11. Na4 Qc7 12. c5 b5 13. cxb6 axb6 14. h5 b5 15. Nc3 b4 16. Nd1 c5 17. hxg6 hxg6 18. Rxh8+ Bxh8 19. Rc1 Qb6 20. dxc5 Nxc5 21. Qd5 Bc6 22. Qg8+ Kd7 23. Qxg6 Be4 24. Ng5 Bf6 25. Nxe4 fxe4 26. Qf5+ Kd8 27. g3 Ra5 28. Qg6 Qc6 29. Rc4 d5 30. Qg8+ Kd7 31. Rxb4 Ra8 32. Rb8 Rxb8 33. Qxb8 Nd3+ 34. Bxd3 exd3 35. Qb4 Qc2 36. Qd2 d4 37. e4 e5 38. Nf2 Qb1+ 39. Qd1 d2+ 40. Kxd2 Qxb2+ 41. Qc2 Qb4+ 42. Ke2 exf4 43. gxf4 Qb5+ 44. Kf3 Qh5+ 45. Kg2 Qg6+ 46. Kf1 Qg3 47. e5 Bh4 48. Qa4+ 1-0

[Event "Gibraltar Challenger op-A"]
[Site "Caleta"]
[Date "2017.01.25"]
[Round "3"]
[White "Hajenius, Willem"]
[Black "Smith, Andrew Philip"]
[Result "1/2-1/2"]
[ECO "A68"]
[WhiteElo "1943"]
[BlackElo "2152"]
[PlyCount "62"]
[EventDate "2017.01.23"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "GGB"]
[SourceTitle "CBM 176 Extra"]
[Source "ChessBase"]
[SourceDate "2017.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2017.03.02"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6 7. f4 Bg7 8. Nf3 0-0 9. Be2 Bg4 10. e5 dxe5 11. fxe5 Bxf3 12. Bxf3 Nfd7 13. 0-0 Nxe5 14. Be3 Nbd7 15. Ne4 Nxf3+ 16. Qxf3 Ne5 17. Qg3 Qxd5 18. Nxc5 Nc4 19. Rad1 Qc6 20. Bf2 Nxb2 21. Rd6 Qb5 22. Ne4 Nc4 23. Nf6+ Bxf6 24. Rxf6 Nd2 25. Re1 Rae8 26. Rf4 Rxe1+ 27. Bxe1 Qb1 28. Qe3 Rd8 29. Qe7 Rf8 30. Qe3 Rd8 31. Qe7 Rf8 1/2-1/2

[Event "Gibraltar Challenger op-A"]
[Site "Caleta"]
[Date "2017.01.24"]
[Round "2"]
[White "Van Dongen, Edwin"]
[Black "Hajenius, Willem"]
[Result "1/2-1/2"]
[ECO "A03"]
[WhiteElo "2043"]
[BlackElo "1943"]
[PlyCount "78"]
[EventDate "2017.01.23"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "GGB"]
[SourceTitle "CBM 176 Extra"]
[Source "ChessBase"]
[SourceDate "2017.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2017.03.02"]
[SourceQuality "1"]

1. f4 d5 2. Nf3 g6 3. e3 Bg7 4. Be2 c5 5. 0-0 Bg4 6. d3 Bxf3 7. Bxf3 Nc6 8. c3 e6 9. d4 cxd4 10. exd4 Nge7 11. Be2 h5 12. Nd2 Nf5 13. Nf3 Qb6 14. Qb3 Qc7 15. Bd3 Nce7 16. Qa4+ Kf8 17. Ne5 Kg8 18. Qb3 Rd8 19. Bd2 Bf6 20. Rae1 Kg7 21. g3 Nd6 22. h3 Nef5 23. Rf3 Be7 24. Bb1 f6 25. Bxf5 gxf5 26. Nd3 Ne4 27. Re2 Kf7 28. Be1 Rdg8 29. Rg2 Rg7 30. Qd1 Bd6 31. h4 Kf8 32. Kh2 Rhg8 33. Qe2 Qf7 34. Re3 Rg4 35. Rf3 Qg6 36. Re3 Kf7 37. Rf3 Qh6 38. Rf1 a6 39. Rf3 Qg6 1/2-1/2

[Event "Gibraltar Challenger op-A"]
[Site "Caleta"]
[Date "2017.01.23"]
[Round "1"]
[White "Hajenius, Willem"]
[Black "Jordan Martinez, Miguel"]
[Result "0-1"]
[ECO "A69"]
[WhiteElo "1943"]
[BlackElo "2142"]
[PlyCount "76"]
[EventDate "2017.01.23"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "GGB"]
[SourceTitle "CBM 176 Extra"]
[Source "ChessBase"]
[SourceDate "2017.03.02"]
[SourceVersion "1"]
[SourceVersionDate "2017.03.02"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 0-0 6. Nf3 c5 7. d5 e6 8. Be2 exd5 9. cxd5 Re8 10. e5 dxe5 11. fxe5 Ng4 12. e6 fxe6 13. 0-0 exd5 14. Nxd5 Be6 15. Bc4 Ne5 16. Bg5 Nxf3+ 17. Qxf3 Qxg5 18. Rae1 Bd4+ 19. Kh1 Nd7 20. Rxe6 Rf8 21. Re7 Kh8 22. Qh3 Rxf1+ 23. Bxf1 Nf8 24. Qf3 Rd8 25. Rf7 Qxd5 26. Rxf8+ Rxf8 27. Qxf8+ Qg8 28. Qxg8+ Kxg8 29. Bc4+ Kg7 30. g4 Bxb2 31. Kg2 Kf6 32. Kf3 Ke5 33. h4 h6 34. h5 gxh5 35. gxh5 Kd4 36. Bb3 c4 37. Bc2 Kc3 38. Bb1 Kd2 0-1

[Event "Calvia Amateur op 13th"]
[Site "Calvia"]
[Date "2016.10.15"]
[Round "8"]
[White "Hajenius, Willem"]
[Black "Amengual Perello, Jordi"]
[Result "1-0"]
[ECO "D35"]
[WhiteElo "2002"]
[BlackElo "1393"]
[PlyCount "53"]
[EventDate "2016.10.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "CBM 175 Extra"]
[Source "ChessBase"]
[SourceDate "2016.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2016.12.12"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Be7 7. Nf3 b6 8. Bd3 Bb7 9. 0-0 Nd7 10. Qe2 a5 11. Rd1 0-0 12. Bf4 f5 13. exf5 exf5 14. Re1 Ba3 15. Ng5 Bd5 16. Ne6 Bxe6 17. Qxe6+ Kh8 18. Rad1 Nf6 19. Qxf5 Qd5 20. Be5 Qg8 21. Re3 Nd5 22. Bxg7+ Qxg7 23. Qxd5 Bd6 24. Rde1 Rad8 25. Qh5 Rg8 26. g3 Bf4 27. Re7 1-0

[Event "Calvia Amateur op 13th"]
[Site "Calvia"]
[Date "2016.10.12"]
[Round "5"]
[White "Aditya, S Hariharan"]
[Black "Hajenius, Willem"]
[Result "1/2-1/2"]
[ECO "E94"]
[WhiteElo "1641"]
[BlackElo "2002"]
[PlyCount "43"]
[EventDate "2016.10.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "CBM 175 Extra"]
[Source "ChessBase"]
[SourceDate "2016.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2016.12.12"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 0-0 6. Be2 Nbd7 7. 0-0 e5 8. d5 Nc5 9. Qc2 a5 10. Be3 Ng4 11. Bxc5 dxc5 12. Rfd1 f5 13. d6 cxd6 14. Nb5 Ra6 15. Qd3 fxe4 16. Qxe4 Nf6 17. Qh4 Qe7 18. Nc3 e4 19. Ng5 h6 20. Ngxe4 g5 21. Nxf6+ Qxf6 22. Qg3 1/2-1/2

[Event "Calvia Amateur op 13th"]
[Site "Calvia"]
[Date "2016.10.11"]
[Round "4"]
[White "Hajenius, Willem"]
[Black "Isakovs, Janis"]
[Result "1/2-1/2"]
[ECO "D13"]
[WhiteElo "2002"]
[PlyCount "39"]
[EventDate "2016.10.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "CBM 175 Extra"]
[Source "ChessBase"]
[SourceDate "2016.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2016.12.12"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Nf3 Nc6 5. Nc3 Nf6 6. Bf4 a6 7. e3 e6 8. Bd3 Bd6 9. Bg3 0-0 10. Ne5 Ne8 11. 0-0 f5 12. Rc1 Nf6 13. a3 Bxe5 14. dxe5 Ng4 15. Be2 Ngxe5 16. Na4 Nd7 17. h3 Qf6 18. Bd6 Re8 19. b4 Nce5 20. Qd4 1/2-1/2

[Event "Calvia Amateur op 13th"]
[Site "Calvia"]
[Date "2016.10.10"]
[Round "3"]
[White "Orsario, Wolfgang"]
[Black "Hajenius, Willem"]
[Result "0-1"]
[ECO "A86"]
[WhiteElo "1739"]
[BlackElo "2002"]
[PlyCount "46"]
[EventDate "2016.10.08"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "CBM 175 Extra"]
[Source "ChessBase"]
[SourceDate "2016.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2016.12.12"]
[SourceQuality "1"]

1. d4 f5 2. c4 Nf6 3. Nc3 g6 4. g3 Bg7 5. Bg2 0-0 6. Nh3 d6 7. 0-0 Nc6 8. d5 Ne5 9. b3 Nh5 10. Qc2 c6 11. f4 Ng4 12. dxc6 bxc6 13. Bxc6 Qb6+ 14. Nf2 Qxc6 15. Nxg4 fxg4 16. Bb2 Bd4+ 17. Rf2 Bb7 18. Nd5 Bxf2+ 19. Kxf2 Qc5+ 20. Ne3 Nxf4 21. gxf4 Rxf4+ 22. Kg3 Qxe3+ 23. Kh4 Qh3+ 0-1

[Event "WchT Seniors 65"]
[Site "Radebeul"]
[Date "2016.07.04"]
[Round "9.11"]
[White "Hajenius, Willem"]
[Black "Ager, Josef"]
[Result "0-1"]
[ECO "E76"]
[WhiteElo "2008"]
[BlackElo "2158"]
[PlyCount "80"]
[EventDate "2016.06.26"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 173 Extra"]
[Source "ChessBase"]
[SourceDate "2016.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2016.08.29"]
[SourceQuality "1"]
[WhiteTeam "Belgium II"]
[BlackTeam "Niederoesterreich"]
[WhiteTeamCountry "BEL"]
[BlackTeamCountry "AUT"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 0-0 6. Nf3 Na6 7. e5 Nd7 8. Be2 c5 9. d5 dxe5 10. 0-0 f5 11. fxe5 Nxe5 12. Bf4 Nf7 13. Qb3 Qb6 14. Qxb6 axb6 15. Na4 Nb4 16. Nxb6 Ra6 17. Bc7 Bxb2 18. a4 Bxa1 19. Rxa1 e5 20. Ne1 f4 21. a5 Bf5 22. Na4 Rc8 23. Bb6 Rxb6 24. Nxb6 Re8 25. g4 fxg3 26. hxg3 h5 27. Na4 Na6 28. Nd3 Bxd3 29. Bxd3 e4 30. Re1 Nd6 31. Bf1 Kg7 32. Nc3 Kf6 33. Kf2 Ke5 34. Re3 Nc7 35. Bg2 Kd4 36. Ne2+ Kxc4 37. Nf4 Nxd5 38. Bf1+ Kd4 39. Ne2+ Ke5 40. Rb3 c4 0-1

[Event "WchT Seniors 65"]
[Site "Radebeul"]
[Date "2016.07.03"]
[Round "8.13"]
[White "Schroeter, Helmut"]
[Black "Hajenius, Willem"]
[Result "0-1"]
[ECO "B29"]
[WhiteElo "2073"]
[BlackElo "2008"]
[PlyCount "76"]
[EventDate "2016.06.26"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 173 Extra"]
[Source "ChessBase"]
[SourceDate "2016.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2016.08.29"]
[SourceQuality "1"]
[WhiteTeam "Dresden TuR"]
[BlackTeam "Belgium II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "BEL"]

1. e4 c5 2. Nf3 Nf6 3. Nc3 Nc6 4. d4 d5 5. e5 Ne4 6. Bb5 Nxc3 7. bxc3 Qa5 8. Bxc6+ bxc6 9. Bd2 Ba6 10. e6 f6 11. Nh4 g6 12. f4 0-0-0 13. Nf3 Rd6 14. Kf2 Rxe6 15. Re1 Re4 16. c4 Qd8 17. cxd5 Qxd5 18. c4 Bxc4 19. Qa4 Rxe1 20. Rxe1 a6 21. Rc1 Bb5 22. Qc2 cxd4 23. a4 d3 24. Qb2 Bxa4 25. Qb6 Qb5 26. Qe3 e5 27. fxe5 fxe5 28. Nxe5 Bc2 29. Nxd3 Qf5+ 30. Kg1 Qxd3 31. Qe8+ Kb7 32. Rxc2 Qxc2 33. Qd7+ Kb6 34. Qd8+ Kb5 35. Qa5+ Kc4 36. Qxa6+ Kd5 37. Be1 Bc5+ 38. Kh1 Qc4 0-1

[Event "WchT Seniors 65"]
[Site "Radebeul"]
[Date "2016.07.02"]
[Round "7.10"]
[White "Hajenius, Willem"]
[Black "Frick, Christoph"]
[Result "1/2-1/2"]
[ECO "A42"]
[WhiteElo "2008"]
[BlackElo "2243"]
[PlyCount "54"]
[EventDate "2016.06.26"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 173 Extra"]
[Source "ChessBase"]
[SourceDate "2016.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2016.08.29"]
[SourceQuality "1"]
[WhiteTeam "Belgium II"]
[BlackTeam "Eck Gunners"]
[WhiteTeamCountry "BEL"]
[BlackTeamCountry "GER"]

1. d4 g6 2. c4 Bg7 3. Nc3 d6 4. e4 Nc6 5. Nge2 e5 6. Be3 Nh6 7. d5 Ne7 8. f3 f5 9. Qd2 Nf7 10. 0-0-0 0-0 11. Kb1 Bd7 12. Nc1 a6 13. h3 Qb8 14. c5 dxc5 15. Bxc5 Nd6 16. g4 b6 17. Bf2 Kh8 18. g5 b5 19. Re1 b4 20. Nd1 a5 21. h4 Nec8 22. h5 Kg8 23. Bc5 Nb6 24. Qh2 Kf7 25. exf5 Bxf5+ 26. Bd3 Qc8 27. Ne3 Re8 1/2-1/2

[Event "WchT Seniors 65"]
[Site "Radebeul"]
[Date "2016.07.01"]
[Round "6.14"]
[White "Haase, Wolfgang"]
[Black "Hajenius, Willem"]
[Result "0-1"]
[ECO "B20"]
[WhiteElo "2144"]
[BlackElo "2008"]
[PlyCount "68"]
[EventDate "2016.06.26"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 173 Extra"]
[Source "ChessBase"]
[SourceDate "2016.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2016.08.29"]
[SourceQuality "1"]
[WhiteTeam "Hessen II"]
[BlackTeam "Belgium II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "BEL"]

1. e4 c5 2. a3 e6 3. Nf3 Nc6 4. b4 cxb4 5. axb4 Bxb4 6. c3 Be7 7. d4 Nf6 8. Bd3 d6 9. 0-0 0-0 10. Qe2 b6 11. Rd1 Qc7 12. Na3 a6 13. c4 e5 14. h3 Bd7 15. Nc2 Rfd8 16. Ba3 Be8 17. Ne3 g6 18. Rac1 exd4 19. Nd5 Qa7 20. Qb2 Ne5 21. Nxe5 Nxd5 22. Nc6 Bxc6 23. exd5 Ba4 24. Bc2 Bxc2 25. Qxc2 Rac8 26. Qd3 Bf6 27. Bb2 b5 28. cxb5 Rxc1 29. Bxc1 axb5 30. Qxb5 Qc5 31. Qb3 Rc8 32. Bb2 Qc4 33. Qf3 Be5 34. Rc1 Qxc1+ 0-1

[Event "WchT Seniors 65"]
[Site "Radebeul"]
[Date "2016.06.30"]
[Round "5.1"]
[White "Hajenius, Willem"]
[Black "Burda, Walter"]
[Result "1/2-1/2"]
[ECO "E30"]
[WhiteElo "2008"]
[BlackElo "2062"]
[PlyCount "137"]
[EventDate "2016.06.26"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 173 Extra"]
[Source "ChessBase"]
[SourceDate "2016.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2016.08.29"]
[SourceQuality "1"]
[WhiteTeam "Belgium II"]
[BlackTeam "Dresden Striesen"]
[WhiteTeamCountry "BEL"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Bg5 b6 5. f3 0-0 6. e3 Ba6 7. Qb3 c5 8. Bd3 h6 9. Bh4 Nc6 10. a3 Bxc3+ 11. Qxc3 cxd4 12. exd4 d5 13. cxd5 Nxd5 14. Bxd8 Nxc3 15. Bxa6 Nxd4 16. Be7 Rfe8 17. Rc1 Nd5 18. Bh4 Nb3 19. Rd1 Nc5 20. Bb5 Rec8 21. b4 a6 22. bxc5 axb5 23. cxb6 Rxa3 24. Bg3 Nxb6 25. Nh3 Ra2 26. 0-0 Nd5 27. Rf2 Rcc2 28. Rxc2 Rxc2 29. Rb1 b4 30. Bd6 Rc4 31. Nf2 b3 32. h3 Rc3 33. Ne4 Rd3 34. Nf2 Re3 35. Bc5 Rc3 36. Ne4 Rc2 37. Ba3 Nf4 38. Nf2 Rc3 39. Bb4 Ne2+ 40. Kh2 Rc2 41. Rxb3 Nf4 42. Be1 Re2 43. Rb1 f5 44. g3 Nd3 45. Kg1 Rxe1+ 46. Rxe1 Nxe1 47. f4 g5 48. Kf1 Nc2 49. Ke2 Nb4 50. Ke3 Kf7 51. Kf3 Kf6 52. Ke3 Nd5+ 53. Kf3 e5 54. fxe5+ Kxe5 55. Nd3+ Kd4 56. Nf2 h5 57. g4 hxg4+ 58. hxg4 Ke5 59. gxf5 Kxf5 60. Ng4 Nf6 61. Nxf6 Kxf6 62. Kg4 Kg6 63. Kg3 Kf5 64. Kf3 g4+ 65. Kg3 Kg5 66. Kg2 Kf4 67. Kf2 g3+ 68. Kg2 Kg4 69. Kg1 1/2-1/2

[Event "WchT Seniors 65"]
[Site "Radebeul"]
[Date "2016.06.29"]
[Round "4.1"]
[White "Schwier, Manfred"]
[Black "Hajenius, Willem"]
[Result "1-0"]
[ECO "B73"]
[WhiteElo "2031"]
[BlackElo "2008"]
[PlyCount "71"]
[EventDate "2016.06.26"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 173 Extra"]
[Source "ChessBase"]
[SourceDate "2016.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2016.08.29"]
[SourceQuality "1"]
[WhiteTeam "Dresden Springer"]
[BlackTeam "Belgium II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "BEL"]

1. e4 c5 2. Nf3 Nf6 3. Nc3 Nc6 4. Be2 d6 5. d4 cxd4 6. Nxd4 g6 7. 0-0 Bg7 8. Be3 0-0 9. h3 Bd7 10. Qd2 Rc8 11. a3 a6 12. Rac1 Re8 13. f4 Nxd4 14. Bxd4 Bc6 15. Qe3 e6 16. Bb6 Qd7 17. Rcd1 Ba4 18. e5 Rxc3 19. Qxc3 Nd5 20. Qa5 Bxc2 21. Rd2 Be4 22. Rd4 f5 23. exf6 Nxf6 24. Rfd1 d5 25. Bc7 Bc2 26. Rc1 Ng4 27. Rd2 Ne3 28. Rcxc2 Nxc2 29. Rxc2 Rc8 30. Bd3 Bd4+ 31. Kh1 Be3 32. Be5 g5 33. g3 b6 34. Rxc8+ Qxc8 35. Qc3 d4 36. Qc2 1-0

[Event "WchT Seniors 65"]
[Site "Radebeul"]
[Date "2016.06.28"]
[Round "3.1"]
[White "Hajenius, Willem"]
[Black "Harestad, Thor Geir"]
[Result "0-1"]
[ECO "A57"]
[WhiteElo "2008"]
[BlackElo "2192"]
[PlyCount "124"]
[EventDate "2016.06.26"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 173 Extra"]
[Source "ChessBase"]
[SourceDate "2016.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2016.08.29"]
[SourceQuality "1"]
[WhiteTeam "Belgium II"]
[BlackTeam "Norway"]
[WhiteTeamCountry "BEL"]
[BlackTeamCountry "NOR"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. Nc3 axb5 6. e4 b4 7. Nb5 d6 8. Bc4 Nbd7 9. Nf3 g6 10. Qe2 Bg7 11. 0-0 0-0 12. Bg5 Ba6 13. Nxd6 exd6 14. Bxa6 Qb6 15. Bd3 Rfe8 16. Qc2 Rac8 17. Nd2 Ne5 18. Nc4 Nxc4 19. Qxc4 Nd7 20. Qb5 Qa7 21. Qa6 Qxa6 22. Bxa6 Rb8 23. Rab1 Rxe4 24. b3 Nf6 25. f3 Ree8 26. Bf4 Rb6 27. Bc4 Ra8 28. Rf2 Nh5 29. Be3 f5 30. Re2 Rb7 31. Bg5 h6 32. Re7 Rba7 33. Rxa7 Rxa7 34. Be3 Rxa2 35. Re1 Bc3 36. Re2 Ra1+ 37. Kf2 f4 38. Bxc5 dxc5 39. d6+ Kf8 40. Re7 Ra2+ 41. Kf1 Bf6 42. Rf7+ Ke8 43. Rb7 Bh4 44. Bf7+ Kf8 45. Bxg6 Rf2+ 46. Kg1 Re2 47. g3 fxg3 48. Bxh5 gxh2+ 49. Kh1 Bg3 50. Rb8+ Kg7 51. Rb7+ Kf6 52. Rf7+ Kg5 53. Rg7+ Kh4 54. Rg4+ Kh3 55. Re4 Rd2 56. Bg4+ Kh4 57. Be6+ Kg5 58. Rg4+ Kf6 59. Rxg3 Kxe6 60. Rg6+ Kd7 61. Rxh6 Rb2 62. f4 Rxb3 0-1

[Event "WchT Seniors 65"]
[Site "Radebeul"]
[Date "2016.06.26"]
[Round "1.1"]
[White "Hajenius, Willem"]
[Black "Hurme, Harri M"]
[Result "0-1"]
[ECO "D90"]
[WhiteElo "2008"]
[BlackElo "2194"]
[PlyCount "82"]
[EventDate "2016.06.26"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 173 Extra"]
[Source "ChessBase"]
[SourceDate "2016.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2016.08.29"]
[SourceQuality "1"]
[WhiteTeam "Belgium II"]
[BlackTeam "Finland"]
[WhiteTeamCountry "BEL"]
[BlackTeamCountry "FIN"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. cxd5 Nxd5 6. Bg5 c5 7. Rc1 Nxc3 8. bxc3 0-0 9. Qd2 Bg4 10. e3 Nc6 11. Be2 f6 12. Bh4 e5 13. 0-0 cxd4 14. cxd4 exd4 15. Bc4+ Kh8 16. Nxd4 Nxd4 17. exd4 Qd7 18. f3 Bf5 19. g4 Be6 20. Bxe6 Qxe6 21. d5 Qd7 22. Bf2 b6 23. Bg3 Rac8 24. d6 f5 25. g5 h6 26. Rxc8 Rxc8 27. Re1 f4 28. Bxf4 hxg5 29. Bxg5 Bc3 30. Qxc3+ Rxc3 31. Bf6+ Kg8 32. Bxc3 Qxd6 33. Kg2 Qa3 34. Be5 Qxa2+ 35. Kg3 Qd2 36. Re4 a5 37. h4 b5 38. Bf4 Qd7 39. Bg5 b4 40. Re7 Qd6+ 41. Kg4 b3 0-1

[Event "Calvia Amateur op 12th"]
[Site "Calvia"]
[Date "2015.10.18"]
[Round "9"]
[White "Grichkevitch, Gilles"]
[Black "Hajenius, Willem"]
[Result "1-0"]
[ECO "B30"]
[WhiteElo "2047"]
[BlackElo "1923"]
[PlyCount "63"]
[EventDate "2015.10.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nf6 3. Nc3 Nc6 4. Bb5 Nd4 5. e5 Nxb5 6. Nxb5 Nd5 7. Ng5 e6 8. Ne4 a6 9. Nbd6+ Bxd6 10. Nxd6+ Kf8 11. d3 Qe7 12. c4 Nc7 13. Qf3 Kg8 14. Bg5 Qf8 15. 0-0-0 Ne8 16. Nxc8 Rxc8 17. Qxb7 Rc7 18. Qxa6 h6 19. Be3 Rc6 20. Qa8 Qe7 21. d4 cxd4 22. Rxd4 Kh7 23. Qa4 Nc7 24. Qc2+ g6 25. Qd2 Nd5 26. Bxh6 Rhc8 27. b3 Kg8 28. Bg5 Qa3+ 29. Kb1 Nb6 30. Rc1 Rb8 31. Qb2 Qb4 32. c5 1-0

[Event "Calvia Amateur op 12th"]
[Site "Calvia"]
[Date "2015.10.17"]
[Round "8"]
[White "Hajenius, Willem"]
[Black "Obers, Frits"]
[Result "1-0"]
[ECO "A68"]
[WhiteElo "1923"]
[BlackElo "2080"]
[PlyCount "65"]
[EventDate "2015.10.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6 7. f4 Bg7 8. Nf3 0-0 9. Be2 Nbd7 10. e5 dxe5 11. fxe5 Ng4 12. Bg5 f6 13. exf6 Bxf6 14. Bxf6 Qxf6 15. Qd2 Nde5 16. 0-0 Bf5 17. Ng5 Qb6 18. d6 c4+ 19. Kh1 Bd3 20. Nge4 Ne3 21. Rfe1 Nc2 22. Qh6 Bxe2 23. Nd5 Ng4 24. Ne7+ Kf7 25. Qxh7+ Ke6 26. Qxg6+ Kd7 27. Rxe2 Nxa1 28. Qxg4+ Kd8 29. Nf5 Qa5 30. Neg3 Qxa2 31. Qg5+ Kd7 32. Qe7+ Kc6 33. Qc7+ 1-0

[Event "Calvia Amateur op 12th"]
[Site "Calvia"]
[Date "2015.10.16"]
[Round "7"]
[White "Kultiyasov, Mikhail"]
[Black "Hajenius, Willem"]
[Result "1-0"]
[ECO "B29"]
[WhiteElo "2280"]
[BlackElo "1923"]
[PlyCount "69"]
[EventDate "2015.10.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nf6 3. e5 Nd5 4. Nc3 e6 5. Ne4 f5 6. Nc3 Nxc3 7. dxc3 Nc6 8. Bf4 b6 9. Qd2 Bb7 10. 0-0-0 Qc7 11. Bc4 a6 12. Rhe1 Be7 13. Bg5 b5 14. Bf1 0-0-0 15. Bxe7 Nxe7 16. Ng5 Rdf8 17. f4 h6 18. Nh3 Rd8 19. c4 b4 20. Qe3 Qa5 21. Kb1 Rhg8 22. Rd2 g6 23. Nf2 g5 24. fxg5 hxg5 25. Nd3 d6 26. exd6 Rxd6 27. Nxc5 f4 28. Qe5 Rxd2 29. Qxe6+ Kb8 30. Qxe7 Bc8 31. Nb3 Rgd8 32. Bd3 R2xd3 33. cxd3 Qb6 34. Qxg5 Qd6 35. d4 1-0

[Event "Calvia Amateur op 12th"]
[Site "Calvia"]
[Date "2015.10.14"]
[Round "5"]
[White "Gromovs, Sergejs"]
[Black "Hajenius, Willem"]
[Result "1-0"]
[ECO "A83"]
[WhiteElo "2196"]
[BlackElo "1923"]
[PlyCount "27"]
[EventDate "2015.10.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. d4 f5 2. e4 fxe4 3. Nc3 Nf6 4. Bg5 Nc6 5. d5 Ne5 6. Qd4 Nf7 7. h4 c6 8. 0-0-0 Qb6 9. Qd2 cxd5 10. Nxd5 Nxd5 11. Qxd5 Qc6 12. Qb3 e6 13. Bb5 Qc7 14. Qxe6+ 1-0

[Event "Calvia Amateur op 12th"]
[Site "Calvia"]
[Date "2015.10.13"]
[Round "4"]
[White "Hajenius, Willem"]
[Black "Fruebing, Thomas"]
[Result "1/2-1/2"]
[ECO "E11"]
[WhiteElo "1923"]
[BlackElo "2114"]
[PlyCount "45"]
[EventDate "2015.10.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. d4 e6 2. c4 Bb4+ 3. Bd2 Qe7 4. Nf3 Nf6 5. a3 Bxd2+ 6. Nbxd2 d6 7. e4 e5 8. d5 a5 9. g3 a4 10. Bg2 Nbd7 11. 0-0 Nc5 12. Qc2 0-0 13. Ne1 g6 14. Nd3 Nxd3 15. Qxd3 Nd7 16. Rae1 f5 17. f4 Nc5 18. Qc3 fxe4 19. Nxe4 Nxe4 20. Bxe4 Qg7 21. fxe5 Rxf1+ 22. Rxf1 Qxe5 23. Qxe5 1/2-1/2

[Event "Calvia Amateur op 12th"]
[Site "Calvia"]
[Date "2015.10.12"]
[Round "3"]
[White "Ponce Cano, Adrian"]
[Black "Hajenius, Willem"]
[Result "0-1"]
[ECO "A05"]
[WhiteElo "2135"]
[BlackElo "1923"]
[PlyCount "90"]
[EventDate "2015.10.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nf6 3. d3 g6 4. g3 d6 5. Bg2 Bg7 6. c3 0-0 7. 0-0 Nc6 8. Re1 Rb8 9. Nbd2 b5 10. Nf1 Bd7 11. h4 Qb6 12. N1h2 Rfd8 13. Bf4 e5 14. Bd2 d5 15. Qc1 c4 16. Bg5 Be6 17. d4 Nxe4 18. Bxd8 Rxd8 19. Qc2 exd4 20. Nxd4 Nxd4 21. cxd4 Bxd4 22. Bxe4 dxe4 23. Nf1 Bg4 24. Nh2 Bf5 25. Qd2 Qc7 26. Nf1 c3 27. bxc3 Bxc3 28. Qc1 Qe5 29. Rb1 Bxe1 30. Qxe1 e3 31. Rc1 exf2+ 32. Qxf2 Qd4 33. Ne3 Be4 34. Rc7 f5 35. Qf4 Qa1+ 36. Nf1 Qxa2 37. Qf2 Qxf2+ 38. Kxf2 a5 39. g4 fxg4 40. Ng3 Rf8+ 41. Ke2 Bf3+ 42. Kd2 h5 43. Ke3 a4 44. Kd4 a3 45. Kc3 Ra8 0-1

[Event "Calvia Amateur op 12th"]
[Site "Calvia"]
[Date "2015.10.11"]
[Round "2"]
[White "Hajenius, Willem"]
[Black "Ballesteros Gonzalez, David"]
[Result "1-0"]
[ECO "A69"]
[WhiteElo "1923"]
[BlackElo "2157"]
[PlyCount "63"]
[EventDate "2015.10.10"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ESP"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 c5 6. d5 0-0 7. Nf3 e6 8. Be2 exd5 9. cxd5 Re8 10. e5 dxe5 11. fxe5 Ng4 12. e6 fxe6 13. 0-0 exd5 14. Nxd5 Bd4+ 15. Nxd4 Qxd5 16. Nb5 Qxd1 17. Bxd1 Na6 18. Nd6 Bf5 19. Nxe8 Rxe8 20. Bb3+ Kg7 21. Bd2 b5 22. a4 b4 23. Rae1 Rd8 24. Bg5 Rd7 25. Bc4 Nb8 26. h3 Nh6 27. Re7+ Rxe7 28. Bxe7 Nd7 29. g4 Bc2 30. b3 Ng8 31. Rf7+ Kh6 32. g5+ 1-0

[Event "Brasschaat op 15th"]
[Site "Brasschaat"]
[Date "2015.08.21"]
[Round "7"]
[White "De Weerd, Jan"]
[Black "Hajenius, Willem"]
[Result "1-0"]
[ECO "B29"]
[WhiteElo "2109"]
[BlackElo "1900"]
[PlyCount "39"]
[EventDate "2015.08.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BEL"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nf6 3. e5 Nd5 4. Nc3 e6 5. Ne4 f5 6. Nc3 Nc6 7. Nxd5 exd5 8. d4 d6 9. Bf4 dxe5 10. Nxe5 Be6 11. Qh5+ g6 12. Nxg6 Bf7 13. Qe2+ Kd7 14. Nxh8 Nxd4 15. Nxf7 Nxe2 16. Nxd8 Nxf4 17. g3 Ng6 18. Nxb7 Kc7 19. Na5 c4 20. 0-0-0 1-0

[Event "Brasschaat op 15th"]
[Site "Brasschaat"]
[Date "2015.08.18"]
[Round "4"]
[White "Hajenius, Willem"]
[Black "Rouffignac, Tanguy"]
[Result "0-1"]
[ECO "A68"]
[WhiteElo "1900"]
[BlackElo "2245"]
[PlyCount "66"]
[EventDate "2015.08.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BEL"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 c5 6. d5 0-0 7. Nf3 e6 8. Be2 exd5 9. cxd5 Bg4 10. e5 dxe5 11. fxe5 Bxf3 12. Bxf3 Nfd7 13. e6 Ne5 14. 0-0 Nxf3+ 15. Rxf3 fxe6 16. Be3 Rxf3 17. Qxf3 Bxc3 18. bxc3 Qxd5 19. Qxd5 exd5 20. Bxc5 Nc6 21. Rd1 b6 22. Bd4 Kf7 23. g4 Nxd4 24. Rxd4 Ke6 25. c4 dxc4 26. Rxc4 Rf8 27. Kg2 Rf7 28. h3 Kd5 29. Rc8 b5 30. Rb8 Kc4 31. a3 a5 32. Ra8 b4 33. Rxa5 b3 0-1

[Event "Brasschaat op 15th"]
[Site "Brasschaat"]
[Date "2015.08.17"]
[Round "3"]
[White "De Waele, Warre"]
[Black "Hajenius, Willem"]
[Result "0-1"]
[ECO "A51"]
[WhiteElo "1720"]
[BlackElo "1900"]
[PlyCount "41"]
[EventDate "2015.08.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BEL"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e5 3. dxe5 Ne4 4. Nd2 Bb4 5. Qc2 d5 6. exd6 Bf5 7. Qd1 Qxd6 8. a3 Bxd2+ 9. Bxd2 Nc6 10. f3 Ng3 11. c5 Qg6 12. e4 Bxe4 13. hxg3 Qxg3+ 14. Ke2 0-0-0 15. Qe1 Nd4+ 16. Kd1 Bc2+ 17. Kc1 Qg6 18. Bc4 Rhe8 19. Qh4 Nb3+ 20. Bxb3 Bxb3 21. Qxh7 0-1

[Event "Brasschaat op 15th"]
[Site "Brasschaat"]
[Date "2015.08.16"]
[Round "2"]
[White "Hajenius, Willem"]
[Black "Beukema, Stefan"]
[Result "0-1"]
[ECO "A80"]
[WhiteElo "1900"]
[BlackElo "2373"]
[PlyCount "52"]
[EventDate "2015.08.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BEL"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. d4 f5 2. Bg5 h6 3. Bh4 g5 4. e4 Bg7 5. Bc4 d5 6. Qh5+ Kf8 7. Bxd5 e6 8. Bb3 gxh4 9. Nf3 Nf6 10. Qxh4 Nc6 11. exf5 exf5 12. 0-0 Ne4 13. c3 Bd7 14. Re1 Bf6 15. Qh3 h5 16. Ne5 Nxe5 17. dxe5 Bxe5 18. Na3 Bd6 19. Rad1 Rh7 20. Nc4 Bc5 21. Ne3 Qf6 22. f4 Re8 23. Bd5 Qb6 24. b4 Bxe3+ 25. Qxe3 Nxc3 26. Qxb6 axb6 0-1

[Event "Brasschaat op 15th"]
[Site "Brasschaat"]
[Date "2015.08.15"]
[Round "1"]
[White "Dockx, Michel"]
[Black "Hajenius, Willem"]
[Result "0-1"]
[ECO "E94"]
[WhiteElo "1542"]
[BlackElo "1900"]
[PlyCount "74"]
[EventDate "2015.08.15"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BEL"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 0-0 5. e4 d6 6. Be2 Nbd7 7. 0-0 e5 8. d5 Nc5 9. Qc2 a5 10. Be3 b6 11. a3 Ng4 12. Bxc5 bxc5 13. Nd2 Nh6 14. f3 f5 15. exf5 gxf5 16. Bd3 Rf7 17. Rae1 Kh8 18. Kh1 Bd7 19. a4 Qg5 20. Nd1 Rg8 21. b3 Bf6 22. Re2 Qh4 23. Nb1 e4 24. fxe4 Be5 25. g3 Rxg3 26. Rg2 Rxg2 27. Qxg2 Rg7 28. Qf2 Bg3 29. Qe2 f4 30. Nd2 Bg4 31. Nf3 Qh5 32. Nc3 Bxh2 33. Nxh2 Bxe2 34. Bxe2 Qh3 35. Bf3 Rg3 36. Ne2 Ng4 37. Bxg4 Qg2# 0-1

[Event "EU-chT Seniors 15th"]
[Site "Dresden"]
[Date "2013.07.28"]
[Round "9"]
[White "Kurka, Dieter"]
[Black "Hajenius, Willem"]
[Result "1/2-1/2"]
[ECO "E60"]
[WhiteElo "2069"]
[BlackElo "1923"]
[PlyCount "60"]
[EventDate "2013.07.20"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 155 Extra"]
[Source "ChessBase"]
[SourceDate "2013.08.26"]
[SourceVersion "1"]
[SourceVersionDate "2013.08.26"]
[SourceQuality "1"]
[WhiteTeam "Rheinland Mattadore"]
[BlackTeam "Belgium II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "BEL"]

1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. Nc3 0-0 5. g3 d6 6. Bg2 c6 7. 0-0 Nbd7 8. Qc2 Re8 9. Rd1 Qc7 10. b3 a6 11. a4 a5 12. Ba3 e5 13. dxe5 dxe5 14. Bd6 Qb6 15. Ng5 Ng4 16. Nge4 f5 17. c5 Qa7 18. Ng5 h6 19. Nf3 b6 20. Nh4 e4 21. Nxg6 Nxc5 22. Rab1 Ne6 23. e3 Ba6 24. Bf1 Bxf1 25. Rxf1 Ng5 26. Nh4 Qf7 27. Kg2 Nf3 28. Ne2 Nxh4+ 29. gxh4 Be5 30. Bxe5 Nxe5 1/2-1/2

[Event "EU-chT Seniors 15th"]
[Site "Dresden"]
[Date "2013.07.27"]
[Round "8"]
[White "Hajenius, Willem"]
[Black "Fleuch, Hans Juergen"]
[Result "1/2-1/2"]
[ECO "D07"]
[WhiteElo "1923"]
[BlackElo "2064"]
[PlyCount "63"]
[EventDate "2013.07.20"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 155 Extra"]
[Source "ChessBase"]
[SourceDate "2013.08.26"]
[SourceVersion "1"]
[SourceVersionDate "2013.08.26"]
[SourceQuality "1"]
[WhiteTeam "Belgium II"]
[BlackTeam "BSW/DBAG"]
[WhiteTeamCountry "BEL"]
[BlackTeamCountry "GER"]

1. d4 d5 2. c4 Nc6 3. cxd5 Qxd5 4. e3 e6 5. a3 Nf6 6. Nc3 Qd8 7. Nf3 Be7 8. Bd3 0-0 9. 0-0 Re8 10. b4 a6 11. Bb2 Bf8 12. Qc2 g6 13. Rfd1 Bg7 14. Rac1 Ne7 15. Ne2 c6 16. Qb1 b6 17. Qa1 Bb7 18. e4 Nd7 19. Ng3 Qb8 20. Rc2 Rc8 21. Bc4 a5 22. bxa5 Rxa5 23. Bc3 Ra8 24. Ng5 Nf8 25. e5 Nd5 26. N3e4 h6 27. Nf3 Nxc3 28. Qxc3 c5 29. Nd6 cxd4 30. Qxd4 Bxf3 31. gxf3 Rc5 32. f4 1/2-1/2

[Event "EU-chT Seniors 15th"]
[Site "Dresden"]
[Date "2013.07.26"]
[Round "7"]
[White "Hajenius, Willem"]
[Black "Krebs, Dietmar"]
[Result "1-0"]
[ECO "A69"]
[WhiteElo "1923"]
[BlackElo "2080"]
[PlyCount "53"]
[EventDate "2013.07.20"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 155 Extra"]
[Source "ChessBase"]
[SourceDate "2013.08.26"]
[SourceVersion "1"]
[SourceVersionDate "2013.08.26"]
[SourceQuality "1"]
[WhiteTeam "Belgium II"]
[BlackTeam "Rhein"]
[WhiteTeamCountry "BEL"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6 7. f4 Bg7 8. Nf3 0-0 9. Be2 Re8 10. e5 dxe5 11. fxe5 Ng4 12. e6 fxe6 13. 0-0 exd5 14. Nxd5 Nc6 15. Bc4 Be6 16. Bg5 Qc8 17. Qa4 Kh8 18. Rae1 Bxd5 19. Bxd5 Rxe1 20. Rxe1 h6 21. Be6 Qf8 22. Qxg4 hxg5 23. Nxg5 Bh6 24. Rf1 Qe7 25. Nf7+ Kg7 26. Nxh6 Kxh6 27. Rf7 1-0

[Event "EU-chT Seniors 15th"]
[Site "Dresden"]
[Date "2013.07.25"]
[Round "6"]
[White "Fossum, Widar J"]
[Black "Hajenius, Willem"]
[Result "0-1"]
[ECO "A03"]
[WhiteElo "1994"]
[BlackElo "1923"]
[PlyCount "72"]
[EventDate "2013.07.20"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 155 Extra"]
[Source "ChessBase"]
[SourceDate "2013.08.26"]
[SourceVersion "1"]
[SourceVersionDate "2013.08.26"]
[SourceQuality "1"]
[WhiteTeam "Blindern Oldtimers"]
[BlackTeam "Belgium II"]
[WhiteTeamCountry "NOR"]
[BlackTeamCountry "BEL"]

1. f4 d5 2. g3 Nf6 3. Nf3 c5 4. Bg2 Nc6 5. d3 h5 6. e3 Bf5 7. Qe2 Qd7 8. Ne5 Qc7 9. Nxc6 bxc6 10. e4 Bg4 11. Bf3 dxe4 12. dxe4 e5 13. Nc3 Bd6 14. f5 Bh3 15. Qc4 Rb8 16. a3 Qb6 17. b3 a5 18. Kf2 Ke7 19. Be3 g6 20. fxg6 Be6 21. Qe2 fxg6 22. Kg2 Kf7 23. Rab1 Qd8 24. Bg5 Kg7 25. Rhf1 Be7 26. Rfd1 Qc8 27. h3 Bxh3+ 28. Kg1 Qb7 29. Na4 Ng4 30. Be3 Nxe3 31. Qxe3 Rhf8 32. Kh2 Bc8 33. Rf1 Qd7 34. Nxc5 Qh3+ 35. Kg1 Qxg3+ 36. Kh1 Rf4 0-1

[Event "EU-chT Seniors 15th"]
[Site "Dresden"]
[Date "2013.07.24"]
[Round "5"]
[White "Biller, Helmut"]
[Black "Hajenius, Willem"]
[Result "1-0"]
[ECO "A81"]
[WhiteElo "2098"]
[BlackElo "1923"]
[PlyCount "71"]
[EventDate "2013.07.20"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 155 Extra"]
[Source "ChessBase"]
[SourceDate "2013.08.26"]
[SourceVersion "1"]
[SourceVersionDate "2013.08.26"]
[SourceQuality "1"]
[WhiteTeam "Hessen II"]
[BlackTeam "Belgium II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "BEL"]

1. d4 f5 2. g3 Nf6 3. Bg2 g6 4. Nf3 Bg7 5. 0-0 0-0 6. b3 d6 7. Bb2 Nc6 8. d5 Nb4 9. c4 c5 10. a3 Na6 11. Re1 h6 12. Nc3 Nh5 13. Qc2 Qe8 14. e4 f4 15. e5 fxg3 16. hxg3 Bf5 17. Ne4 dxe5 18. Bxe5 Nf6 19. Nh4 Qd7 20. Nxf5 Qxf5 21. Nxf6+ exf6 22. Qxf5 gxf5 23. Bf4 Rae8 24. Bh3 Re5 25. Bxe5 fxe5 26. Rad1 Nb8 27. f3 Kh7 28. g4 f4 29. Bf1 Rd8 30. Bd3+ Kg8 31. Bf5 Rd6 32. b4 Na6 33. Rb1 b6 34. Bc8 Nc7 35. bxc5 bxc5 36. Rb7 1-0

[Event "EU-chT Seniors 15th"]
[Site "Dresden"]
[Date "2013.07.23"]
[Round "4"]
[White "Hajenius, Willem"]
[Black "Danielsson, Robert"]
[Result "1/2-1/2"]
[ECO "D85"]
[WhiteElo "1923"]
[BlackElo "2071"]
[PlyCount "37"]
[EventDate "2013.07.20"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 155 Extra"]
[Source "ChessBase"]
[SourceDate "2013.08.26"]
[SourceVersion "1"]
[SourceVersionDate "2013.08.26"]
[SourceQuality "1"]
[WhiteTeam "Belgium II"]
[BlackTeam "Sweden III"]
[WhiteTeamCountry "BEL"]
[BlackTeamCountry "SWE"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. Na4 Bg7 6. e4 Nb6 7. Be3 0-0 8. Nf3 Nxa4 9. Qxa4 c5 10. Rd1 Qb6 11. Rd2 Qb4 12. Qc2 cxd4 13. Nxd4 Bd7 14. Be2 Rc8 15. Qd1 a6 16. 0-0 Be8 17. f4 Bxd4 18. Bxd4 e6 19. Bf3 1/2-1/2

[Event "EU-chT Seniors 15th"]
[Site "Dresden"]
[Date "2013.07.22"]
[Round "3"]
[White "Eskandary, Jahja"]
[Black "Hajenius, Willem"]
[Result "1/2-1/2"]
[ECO "B20"]
[WhiteElo "2108"]
[BlackElo "1923"]
[PlyCount "43"]
[EventDate "2013.07.20"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 155 Extra"]
[Source "ChessBase"]
[SourceDate "2013.08.26"]
[SourceVersion "1"]
[SourceVersionDate "2013.08.26"]
[SourceQuality "1"]
[WhiteTeam "Dresden Lokomotiv"]
[BlackTeam "Belgium II"]
[WhiteTeamCountry "GER"]
[BlackTeamCountry "BEL"]

1. e4 c5 2. Nc3 Nc6 3. Bc4 e6 4. d3 a6 5. a3 Nf6 6. Ba2 Be7 7. f4 d6 8. Nge2 b6 9. Ng3 h5 10. Nce2 h4 11. Nf1 e5 12. Ne3 exf4 13. Nxf4 Bd7 14. c3 Ne5 15. Nfd5 h3 16. g3 Nfg4 17. d4 Nxe3 18. Nxe3 cxd4 19. cxd4 Nc6 20. Nd5 Be6 21. 0-0 f6 22. Nxe7 1/2-1/2

[Event "EU-chT Seniors 15th"]
[Site "Dresden"]
[Date "2013.07.21"]
[Round "2"]
[White "Hajenius, Willem"]
[Black "Lie, Terje"]
[Result "1-0"]
[ECO "E27"]
[WhiteElo "1923"]
[BlackElo "1596"]
[PlyCount "59"]
[EventDate "2013.07.20"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 155 Extra"]
[Source "ChessBase"]
[SourceDate "2013.08.26"]
[SourceVersion "1"]
[SourceVersionDate "2013.08.26"]
[SourceQuality "1"]
[WhiteTeam "Belgium II"]
[BlackTeam "Norway IV"]
[WhiteTeamCountry "BEL"]
[BlackTeamCountry "NOR"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 d5 5. a3 Bxc3+ 6. bxc3 0-0 7. e3 c6 8. cxd5 exd5 9. Bd3 Be6 10. Ne2 Nh5 11. Qc2 f5 12. Bd2 g6 13. 0-0 Nd7 14. e4 fxe4 15. fxe4 dxe4 16. Bxe4 Nb6 17. Bxg6 hxg6 18. Qxg6+ Ng7 19. Bh6 Qd7 20. Bxg7 Bf5 21. Qg5 Qxg7 22. Rxf5 Nd5 23. Raf1 Rxf5 24. Rxf5 Re8 25. Qh5 Rxe2 26. Qxe2 Nxc3 27. Qe8+ Kh7 28. Rh5+ Qh6 29. Rxh6+ Kxh6 30. Qe3+ 1-0

[Event "EU-chT Seniors 15th"]
[Site "Dresden"]
[Date "2013.07.20"]
[Round "1"]
[White "Yeo, Michael J"]
[Black "Hajenius, Willem"]
[Result "1-0"]
[ECO "B29"]
[WhiteElo "2170"]
[BlackElo "1923"]
[PlyCount "41"]
[EventDate "2013.07.20"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 155 Extra"]
[Source "ChessBase"]
[SourceDate "2013.08.26"]
[SourceVersion "1"]
[SourceVersionDate "2013.08.26"]
[SourceQuality "1"]
[WhiteTeam "England"]
[BlackTeam "Belgium II"]
[WhiteTeamCountry "ENG"]
[BlackTeamCountry "BEL"]

1. e4 c5 2. Nf3 Nf6 3. Nc3 Nc6 4. d4 d5 5. exd5 Nxd5 6. dxc5 Nxc3 7. Qxd8+ Nxd8 8. bxc3 g6 9. Bb5+ Nc6 10. 0-0 Bg7 11. Nd4 Bd7 12. Be3 0-0 13. Rab1 e5 14. Nxc6 bxc6 15. Ba6 Rfe8 16. Bb7 Rad8 17. Rfd1 Bf6 18. Rxd7 Rxd7 19. Bxc6 Red8 20. Bxd7 Rxd7 21. c6 1-0

[Event "BEL-ch op"]
[Site "Antwerp"]
[Date "2013.07.13"]
[Round "8"]
[White "Dubin, Tim"]
[Black "Hajenius, Willem"]
[Result "1-0"]
[ECO "A80"]
[WhiteElo "1763"]
[BlackElo "1923"]
[PlyCount "71"]
[EventDate "2013.07.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BEL"]
[SourceTitle "CBM 155 Extra"]
[Source "ChessBase"]
[SourceDate "2013.08.26"]
[SourceVersion "1"]
[SourceVersionDate "2013.08.26"]
[SourceQuality "1"]

1. d4 f5 2. Nf3 Nf6 3. e3 c6 4. Bd3 g6 5. Nbd2 Bg7 6. h3 0-0 7. Qe2 d5 8. Ne5 Ne4 9. Ndf3 c5 10. c3 Nc6 11. Nxc6 bxc6 12. Nd2 a5 13. Nf1 Qc7 14. h4 c4 15. Bc2 h5 16. f4 c5 17. Qf3 Bd7 18. Ng3 Rab8 19. Rh3 Rf6 20. Kf1 Rxb2 21. Qe2 Nxc3 22. Qd2 Ne4 23. Nxe4 fxe4 24. Bxb2 Bxh3 25. gxh3 cxd4 26. Bxd4 e5 27. Bc3 Qd7 28. Bxe4 d4 29. Kg2 Rd6 30. fxe5 Bxe5 31. exd4 Bxd4 32. Rd1 Bc5 33. Bd5+ Kh7 34. Qg5 Re6 35. Bf3 Qc7 36. Rd8 1-0

[Event "BEL-ch op"]
[Site "Antwerp"]
[Date "2013.07.12"]
[Round "7"]
[White "Hajenius, Willem"]
[Black "Barbier, Sigiswald"]
[Result "0-1"]
[ECO "E20"]
[WhiteElo "1923"]
[BlackElo "2115"]
[PlyCount "70"]
[EventDate "2013.07.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BEL"]
[SourceTitle "CBM 155 Extra"]
[Source "ChessBase"]
[SourceDate "2013.08.26"]
[SourceVersion "1"]
[SourceVersionDate "2013.08.26"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 d5 5. Bg5 h6 6. Bh4 c5 7. e3 Nc6 8. cxd5 exd5 9. a3 Ba5 10. Bd3 Qb6 11. Rb1 cxd4 12. exd4 Qxd4 13. Bxf6 Qxf6 14. Nge2 Be6 15. 0-0 0-0 16. Kh1 Ne5 17. Bc2 Rfd8 18. f4 Nc4 19. Qd3 g6 20. Ng3 Nxb2 21. Rxb2 Qxc3 22. Rxb7 Qxd3 23. Bxd3 Bc8 24. Re7 Kf8 25. Re2 f5 26. h4 h5 27. Rc2 Bb6 28. Rc6 Kf7 29. Rd1 Bd7 30. Rd6 Ba4 31. Rxd8 Rxd8 32. Rb1 Re8 33. Nf1 Kf6 34. g3 Rc8 35. Rb2 Rc3 0-1

[Event "BEL-ch op"]
[Site "Antwerp"]
[Date "2013.07.11"]
[Round "6"]
[White "De Block, Fabio"]
[Black "Hajenius, Willem"]
[Result "0-1"]
[ECO "A80"]
[WhiteElo "1695"]
[BlackElo "1923"]
[PlyCount "60"]
[EventDate "2013.07.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BEL"]
[SourceTitle "CBM 155 Extra"]
[Source "ChessBase"]
[SourceDate "2013.08.26"]
[SourceVersion "1"]
[SourceVersionDate "2013.08.26"]
[SourceQuality "1"]

1. d4 f5 2. Bf4 Nf6 3. e3 g6 4. Bd3 Bg7 5. c3 c6 6. Nd2 0-0 7. Ngf3 Qe8 8. Qc2 d6 9. 0-0-0 a5 10. a4 Kh8 11. h4 h5 12. Qb3 b5 13. c4 Ng4 14. Bg3 bxa4 15. Qxa4 Bd7 16. Qa3 a4 17. Bc2 c5 18. Nb1 Na6 19. Nc3 Nb4 20. Rd2 e5 21. dxc5 dxc5 22. Rhd1 Bc6 23. e4 Nxc2 24. Kxc2 fxe4 25. Ng5 e3 26. Re2 Bxg2 27. fxe3 Qc6 28. Nd5 Bf1 29. Red2 Bxc4 30. Kc1 Bb3 0-1

[Event "BEL-ch op"]
[Site "Antwerp"]
[Date "2013.07.07"]
[Round "2"]
[White "Van Mechelen, Jan"]
[Black "Hajenius, Willem"]
[Result "1-0"]
[ECO "A08"]
[WhiteElo "2188"]
[BlackElo "1923"]
[PlyCount "61"]
[EventDate "2013.07.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BEL"]
[SourceTitle "CBM 155 Extra"]
[Source "ChessBase"]
[SourceDate "2013.08.26"]
[SourceVersion "1"]
[SourceVersionDate "2013.08.26"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nf6 3. d3 Nc6 4. g3 g6 5. Bg2 Bg7 6. 0-0 0-0 7. a4 d5 8. Nbd2 e6 9. Re1 Re8 10. c3 dxe4 11. dxe4 b6 12. e5 Nd5 13. Qe2 Qc7 14. h4 Bb7 15. h5 Rad8 16. hxg6 hxg6 17. Nf1 Rd7 18. N1h2 Nce7 19. Ng4 Nf5 20. Bg5 c4 21. Nd2 b5 22. axb5 Qb6 23. Ne4 Rc8 24. Bf3 Qc7 25. Nef6+ Nxf6 26. Nxf6+ Bxf6 27. Bxf6 Rd2 28. Qxd2 Bxf3 29. Qf4 Qb7 30. g4 Bh1 31. Qh2 1-0

[Event "Aalst op 15th"]
[Site "Aalst"]
[Date "2013.06.12"]
[Round "9"]
[White "Lamon, Daniel"]
[Black "Hajenius, Willem"]
[Result "0-1"]
[ECO "A03"]
[WhiteElo "1816"]
[BlackElo "1913"]
[PlyCount "74"]
[EventDate "2013.04.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BEL"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. f4 d5 2. Nf3 Bg4 3. e3 e6 4. b3 Be7 5. Bb2 Nf6 6. Bd3 Nbd7 7. 0-0 c6 8. Qe1 Bxf3 9. Rxf3 Nc5 10. Be2 h6 11. d3 Qd7 12. Qa5 b6 13. Qe1 Na6 14. a3 Nc7 15. Nd2 0-0-0 16. Qf1 Nce8 17. Be5 Ng4 18. Bb2 h5 19. h3 Nh6 20. a4 Rg8 21. Be5 f6 22. Bc3 g5 23. fxg5 fxg5 24. Be5 g4 25. hxg4 hxg4 26. Rf4 Nd6 27. Bf6 Bxf6 28. Rxf6 Nhf5 29. e4 dxe4 30. dxe4 Nc4 31. c3 Nxd2 32. Qf4 Qd6 33. Ba6+ Kb8 34. Qxd6+ Nxd6 35. Rxe6 N2xe4 36. Rd1 Kc7 37. Rd3 Nc5 0-1

[Event "Porto Mannu op 5th"]
[Site "Porto Mannu"]
[Date "2013.06.08"]
[Round "9"]
[White "Hajenius, Willem"]
[Black "Cardilli, Mariano"]
[Result "1/2-1/2"]
[ECO "D14"]
[WhiteElo "1909"]
[BlackElo "2131"]
[PlyCount "121"]
[EventDate "2013.06.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ITA"]
[SourceTitle "CBM 154 Extra"]
[Source "ChessBase"]
[SourceDate "2013.06.25"]
[SourceVersion "2"]
[SourceVersionDate "2013.06.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Nc3 Nf6 5. Nf3 Nc6 6. Bf4 Bf5 7. e3 e6 8. Bb5 Nd7 9. Qa4 Rc8 10. 0-0 a6 11. Bxc6 Rxc6 12. Rfc1 Be7 13. Ne2 b5 14. Qd1 Rc4 15. b3 Rxc1 16. Rxc1 0-0 17. Ng3 Bg6 18. h3 Ba3 19. Rc6 Qa8 20. Rc7 Qd8 21. Rc6 Qa8 22. Rc7 Nf6 23. Nh4 Rc8 24. Nxg6 Rxc7 25. Bxc7 hxg6 26. Qd2 Qc6 27. Ba5 Bd6 28. Ne2 Kf8 29. Bb4 Ke7 30. Bxd6+ Qxd6 31. Qc2 Kd7 32. Nf4 Qc6 33. Qxc6+ Kxc6 34. Nd3 Nd7 35. Kf1 a5 36. a3 a4 37. b4 Nb6 38. Ne1 Nc4 39. Nc2 Kd6 40. f4 f6 41. Ke2 Kc6 42. h4 Nd6 43. Kf3 Ne4 44. g3 Kd6 45. Kg2 Nd2 46. Kf2 Nc4 47. Ke2 Ke7 48. Kd3 Nd6 49. Ke2 Kf7 50. Kf2 g5 51. hxg5 fxg5 52. Kg2 Kf6 53. Kf3 Kf5 54. g4+ Kf6 55. Kg3 gxf4+ 56. exf4 g5 57. fxg5+ Kxg5 58. Kf3 Nc4 59. Kg3 Nd6 60. Kf3 Nc4 61. Kg3 1/2-1/2

[Event "Porto Mannu op 5th"]
[Site "Porto Mannu"]
[Date "2013.06.05"]
[Round "6"]
[White "Rowson, Jonathan"]
[Black "Hajenius, Willem"]
[Result "1-0"]
[ECO "E80"]
[WhiteElo "2574"]
[BlackElo "1909"]
[PlyCount "77"]
[EventDate "2013.06.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ITA"]
[SourceTitle "CBM 154 Extra"]
[Source "ChessBase"]
[SourceDate "2013.06.25"]
[SourceVersion "2"]
[SourceVersionDate "2013.06.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 c6 6. Be3 a6 7. c5 0-0 8. cxd6 exd6 9. Qd2 Re8 10. Rc1 b5 11. Bd3 Ra7 12. Nge2 c5 13. 0-0 c4 14. Bb1 Rae7 15. d5 Bb7 16. Bd4 Nbd7 17. Ng3 h5 18. Nh1 Nc5 19. Nf2 Rc7 20. Rfe1 Nfd7 21. Bxg7 Kxg7 22. f4 Qf6 23. Ne2 Rcc8 24. Kh1 Kg8 25. Ng1 Na4 26. Nd1 Ndc5 27. Nf3 Nb6 28. Nf2 Nba4 29. Re2 Nd7 30. e5 dxe5 31. fxe5 Nxe5 32. Rce1 Nxf3 33. Rxe8+ Rxe8 34. Rxe8+ Kg7 35. gxf3 Qxf3+ 36. Kg1 Bxd5 37. Qd4+ f6 38. Be4 Qf4 39. Qxd5 1-0

[Event "Aalst op 15th"]
[Site "Aalst"]
[Date "2013.05.29"]
[Round "7"]
[White "Hajenius, Willem"]
[Black "Vanhee, Freddy"]
[Result "0-1"]
[ECO "B20"]
[WhiteElo "1913"]
[BlackElo "1966"]
[PlyCount "58"]
[EventDate "2013.04.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BEL"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 c5 2. b4 cxb4 3. a3 d5 4. exd5 Qxd5 5. Nf3 e5 6. axb4 Bxb4 7. c3 Be7 8. Na3 Bxa3 9. Bxa3 Nc6 10. Qa4 Nge7 11. Bc4 Qd7 12. 0-0 0-0 13. Rfe1 Qc7 14. d4 Be6 15. Bxe6 fxe6 16. dxe5 Rae8 17. Bd6 Qc8 18. Qg4 Rf5 19. Nh4 Rf7 20. Re3 Nf5 21. Rh3 Nxd6 22. exd6 e5 23. Qh5 Qe6 24. Rd1 Rd8 25. Nf3 Qf5 26. Qh4 Rxd6 27. Re1 Rh6 28. Rxe5 Qb1+ 29. Re1 Rxh4 0-1

[Event "Aalst op 15th"]
[Site "Aalst"]
[Date "2013.05.22"]
[Round "6"]
[White "Ponnet, Guy"]
[Black "Hajenius, Willem"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "1732"]
[BlackElo "1913"]
[PlyCount "120"]
[EventDate "2013.04.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BEL"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. d4 cxd4 5. cxd4 d6 6. Bc4 Nb6 7. Bb5+ Nc6 8. Nc3 a6 9. Ba4 Nxa4 10. Qxa4 Bd7 11. exd6 b5 12. Qd1 exd6 13. Qe2+ Be7 14. Nf3 0-0 15. 0-0 Re8 16. Nd5 Bf8 17. Qd3 h6 18. Bd2 Be6 19. Ne3 d5 20. Rac1 Qd7 21. Rfe1 Bd6 22. Nh4 Ne7 23. h3 Bxh3 24. Nxd5 Nxd5 25. Qxh3 Qxh3 26. gxh3 Bf4 27. Rc2 Rxe1+ 28. Bxe1 Re8 29. Ng2 Re4 30. Rc8+ Kh7 31. Ra8 Rxd4 32. Rxa6 Be5 33. Kf1 Rd3 34. Ra5 Nc7 35. h4 Bxb2 36. Ke2 Rd5 37. Ne3 Rd4 38. Nf5 Re4+ 39. Ne3 Rxh4 40. f3 Ra4 41. Nd1 Be5 42. Kd3 Rxa5 43. Bxa5 h5 44. Ke4 Bg3 45. Ne3 g6 46. Nf1 Bd6 47. Ke3 Ne6 48. Ke4 h4 49. Kd5 Bf4 50. Ke4 h3 51. Be1 h2 52. Nxh2 Bxh2 53. Kd5 g5 54. Kc6 Nd4+ 55. Kc5 Bg1 56. Bb4 Kg6 57. a3 Kf5 58. Kb6 Kf4 59. Bc5 Kxf3 60. Bxd4 Bxd4+ 0-1

[Event "Aalst op 15th"]
[Site "Aalst"]
[Date "2013.05.15"]
[Round "5"]
[White "Hajenius, Willem"]
[Black "Vyborova, Yuliya"]
[Result "1-0"]
[ECO "D13"]
[WhiteElo "1913"]
[PlyCount "49"]
[EventDate "2013.04.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BEL"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Nc3 Nf6 5. Nf3 Nc6 6. Bf4 h6 7. e3 a6 8. Bd3 Nh5 9. Be5 Nxe5 10. Nxe5 Nf6 11. 0-0 e6 12. Rc1 Bd6 13. f4 h5 14. Qf3 Ng4 15. h3 Nf6 16. Rf2 h4 17. e4 Qb6 18. Rd1 Nh5 19. exd5 Ng3 20. Qg4 Bxe5 21. fxe5 f5 22. exf6 Nf5 23. Bxf5 exf5 24. Qxg7 Rf8 25. Qe7# 1-0

[Event "Aalst op 15th"]
[Site "Aalst"]
[Date "2013.05.08"]
[Round "4"]
[White "Smekens, Ruben"]
[Black "Hajenius, Willem"]
[Result "1-0"]
[ECO "B45"]
[WhiteElo "1911"]
[BlackElo "1913"]
[PlyCount "61"]
[EventDate "2013.04.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BEL"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Be3 Bb4 7. Bd3 0-0 8. 0-0 d5 9. Nxc6 bxc6 10. e5 Nd7 11. f4 f5 12. Ne2 c5 13. c3 Ba5 14. Bb5 Bb6 15. Kh1 Bb7 16. a4 Nb8 17. a5 Bxa5 18. Bxc5 Rf7 19. Nd4 Bc8 20. c4 Bb6 21. Bxb6 Qxb6 22. cxd5 exd5 23. Qa4 g6 24. Rfc1 Rc7 25. Rxc7 Qxc7 26. e6 Qe7 27. Re1 Bb7 28. Qa3 Kf8 29. Qc3 Kg8 30. Re3 a6 31. Nxf5 1-0

[Event "Aalst op 15th"]
[Site "Aalst"]
[Date "2013.05.01"]
[Round "3"]
[White "Hajenius, Willem"]
[Black "De Smet, Frans"]
[Result "0-1"]
[ECO "E76"]
[WhiteElo "1913"]
[BlackElo "1850"]
[PlyCount "104"]
[EventDate "2013.04.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BEL"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 0-0 6. Nf3 Na6 7. e5 Nd7 8. Be2 c5 9. d5 dxe5 10. 0-0 Qb6 11. Rb1 f5 12. fxe5 Nxe5 13. Bf4 Nxf3+ 14. Bxf3 Bd7 15. Qd2 Rfe8 16. Rfe1 Nc7 17. a3 Bd4+ 18. Kh1 a5 19. Be5 Bxe5 20. Rxe5 Rad8 21. Rbe1 Qf6 22. Qe3 b6 23. h3 Kf7 24. Qh6 Kg8 25. Qf4 Rc8 26. Qe3 Kf7 27. Re2 Rcd8 28. Rd2 Kg7 29. Qe1 e6 30. d6 Na6 31. Rde2 Nb8 32. Qd1 Nc6 33. R5e3 Nd4 34. Rf2 Qg5 35. Rd3 Qg3 36. Kg1 Qxd6 37. Nb5 Bxb5 38. cxb5 e5 39. Bc6 Re7 40. g4 f4 41. Qf1 e4 42. Rc3 f3 43. Re3 Ne2+ 44. Rexe2 fxe2 45. Rxe2 Qg3+ 46. Kh1 Rf8 47. Qg2 Qxg2+ 48. Kxg2 e3 49. b3 Rf4 50. Kg3 Rd4 51. Kf3 Rd3 52. Be4 Rxb3 0-1

[Event "Aalst op 15th"]
[Site "Aalst"]
[Date "2013.04.24"]
[Round "2"]
[White "Deschuyteneer, Lucien"]
[Black "Hajenius, Willem"]
[Result "0-1"]
[ECO "B29"]
[WhiteElo "1562"]
[BlackElo "1913"]
[PlyCount "92"]
[EventDate "2013.04.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BEL"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nf6 3. e5 Nd5 4. Bc4 e6 5. 0-0 Nb6 6. Be2 Nc6 7. c3 d5 8. d4 Bd7 9. Bf4 a6 10. Nbd2 cxd4 11. cxd4 Be7 12. a3 0-0 13. b4 f6 14. Qb3 fxe5 15. Bxe5 Nxe5 16. Nxe5 Bg5 17. Nef3 Ba4 18. Qb2 Bf6 19. Ne5 Bg5 20. Nef3 Bh6 21. Rac1 Nc4 22. Bxc4 dxc4 23. Rc3 Rc8 24. Re1 Bc6 25. Ne4 Bd5 26. Ned2 b5 27. Ne5 Qg5 28. Ndf3 Qe7 29. Qe2 Rf4 30. Qc2 Rcf8 31. Qb1 Qb7 32. Qd1 g5 33. h3 Bg7 34. Re2 h5 35. Ng6 Rxf3 36. Nxf8 Rxc3 37. Nxe6 Bxg2 38. Nd8 Qd7 39. Kxg2 Qxd8 40. Qe1 Qd5+ 41. Kg1 Rxh3 42. Re8+ Kh7 43. Qe4+ Qxe4 44. Rxe4 c3 45. Re7 Rd3 46. Rc7 Rxd4 0-1

[Event "Aalst op 15th"]
[Site "Aalst"]
[Date "2013.04.17"]
[Round "1"]
[White "Hajenius, Willem"]
[Black "Wauters, Johan"]
[Result "1/2-1/2"]
[ECO "D90"]
[WhiteElo "1913"]
[PlyCount "75"]
[EventDate "2013.04.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BEL"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. cxd5 Nxd5 6. Bg5 Nf6 7. e4 0-0 8. Qd2 c6 9. Be2 Nbd7 10. Rd1 Ne8 11. 0-0 Nc7 12. d5 f6 13. Bh6 cxd5 14. exd5 Ne8 15. Bxg7 Kxg7 16. Nd4 Ne5 17. Ne4 Qb6 18. Kh1 Nc7 19. f4 Nf7 20. f5 Nd6 21. Nxd6 Qxd6 22. Ne6+ Nxe6 23. fxe6 Rd8 24. Qe3 b6 25. Bf3 Ba6 26. Rfe1 Rac8 27. Qd2 Rc5 28. b4 Rc7 29. Be4 Rdc8 30. Re3 Qf4 31. a3 Qd6 32. Rf3 Bb7 33. g4 Qe5 34. Qd4 Qxd4 35. Rxd4 Rc1+ 36. Kg2 Re1 37. Bd3 Re5 38. Be4 1/2-1/2

[Event "London Classic op 4th"]
[Site "London"]
[Date "2012.12.09"]
[Round "9"]
[White "Hajenius, Willem"]
[Black "Knudsen, Andre"]
[Result "1-0"]
[ECO "D35"]
[WhiteElo "1922"]
[BlackElo "2050"]
[PlyCount "89"]
[EventDate "2012.12.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. d4 e6 2. c4 Nf6 3. Nc3 d5 4. cxd5 exd5 5. Bf4 c6 6. Qc2 Bd6 7. Bg3 a6 8. e3 h6 9. Bd3 0-0 10. Nf3 Re8 11. Ne5 Bxe5 12. Bxe5 Nbd7 13. Bg3 b5 14. h3 Bb7 15. 0-0 Rc8 16. Rad1 Qb6 17. Bf5 Rcd8 18. Kh1 c5 19. dxc5 Nxc5 20. b4 Ne6 21. Be5 d4 22. Bxf6 gxf6 23. Ne4 Ng7 24. Bh7+ Kh8 25. Nc5 Ba8 26. exd4 Qc6 27. f3 Nh5 28. Rfe1 Rxe1+ 29. Rxe1 Ng3+ 30. Kg1 Rxd4 31. Be4 Nxe4 32. Rxe4 Qd6 33. Re8+ Kg7 34. Qc3 Rd1+ 35. Re1 Rd2 36. Ne4 Bxe4 37. Rxe4 h5 38. Qe3 Rxa2 39. f4 Ra1+ 40. Kh2 Rf1 41. Rd4 Qb6 42. Qg3+ Kf8 43. Qd3 Re1 44. Rd8+ Kg7 45. Qg3+ 1-0

[Event "London Classic op 4th"]
[Site "London"]
[Date "2012.12.08"]
[Round "8"]
[White "Iyengar, Ilya"]
[Black "Hajenius, Willem"]
[Result "1-0"]
[ECO "A86"]
[WhiteElo "2019"]
[BlackElo "1922"]
[PlyCount "49"]
[EventDate "2012.12.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. d4 f5 2. g3 Nf6 3. Bg2 g6 4. c4 Bg7 5. Nh3 c6 6. 0-0 0-0 7. Nc3 d6 8. d5 Bd7 9. Qb3 Na6 10. Qxb7 Nc5 11. Qb4 a5 12. Qa3 Qc7 13. Nf4 e5 14. dxe6 Bxe6 15. Nxe6 Nxe6 16. Rd1 Rfd8 17. Bd2 Ng4 18. Rac1 Qb6 19. Be1 Rab8 20. Rxd6 Bf8 21. Rxd8 Rxd8 22. Qb3 Qc5 23. Na4 Qe5 24. c5 Qxe2 25. Bf3 1-0

[Event "London Classic op 4th"]
[Site "London"]
[Date "2012.12.07"]
[Round "7"]
[White "Hajenius, Willem"]
[Black "Sonnis, Steve"]
[Result "1-0"]
[ECO "A56"]
[WhiteElo "1922"]
[BlackElo "1660"]
[PlyCount "45"]
[EventDate "2012.12.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "CBM 151 Extra"]
[Source "ChessBase"]
[SourceDate "2012.12.18"]
[SourceVersion "1"]
[SourceVersionDate "2012.12.18"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 e5 4. Nc3 d6 5. e4 Be7 6. g3 0-0 7. Bg2 Ne8 8. f4 Nd7 9. Nf3 g6 10. 0-0 a6 11. a4 Ng7 12. Ra3 f6 13. Bd2 Re8 14. Qc1 Bf8 15. Ne2 exf4 16. Nxf4 Ne5 17. Nxe5 fxe5 18. Nh3 b6 19. Raf3 Ra7 20. Ng5 Bg4 21. Nf7 Qc8 22. Nh6+ Kh8 23. Nxg4 1-0

[Event "London Classic op 4th"]
[Site "London"]
[Date "2012.12.06"]
[Round "6"]
[White "Hoegener, Claude"]
[Black "Hajenius, Willem"]
[Result "1-0"]
[ECO "A80"]
[WhiteElo "2037"]
[BlackElo "1922"]
[PlyCount "61"]
[EventDate "2012.12.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "CBM 151 Extra"]
[Source "ChessBase"]
[SourceDate "2012.12.18"]
[SourceVersion "1"]
[SourceVersionDate "2012.12.18"]
[SourceQuality "1"]

1. d4 f5 2. Nf3 Nf6 3. Bg5 g6 4. Nbd2 Bg7 5. c3 0-0 6. Bxf6 Bxf6 7. e4 fxe4 8. Nxe4 d5 9. Ng3 Nc6 10. Qc2 e5 11. dxe5 Nxe5 12. Nxe5 Bxe5 13. Bd3 Qg5 14. h4 Qh6 15. Ne2 Be6 16. g3 Rf3 17. Ng1 Rxg3 18. fxg3 Bxg3+ 19. Kd1 Bg4+ 20. Be2 Rf8 21. Nh3 Bxh3 22. Rxh3 Qe3 23. Qd3 Qg1+ 24. Kc2 Qxa1 25. Qxd5+ Kg7 26. Rxg3 Qe1 27. Qe5+ Kh6 28. h5 Rf5 29. Qe3+ g5 30. Qe6+ Kg7 31. h6+ 1-0

[Event "London Classic op 4th"]
[Site "London"]
[Date "2012.12.05"]
[Round "5"]
[White "Hajenius, Willem"]
[Black "Fritzer, Friedrich"]
[Result "1-0"]
[ECO "D35"]
[WhiteElo "1922"]
[BlackElo "1716"]
[PlyCount "82"]
[EventDate "2012.12.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "CBM 151 Extra"]
[Source "ChessBase"]
[SourceDate "2012.12.18"]
[SourceVersion "1"]
[SourceVersionDate "2012.12.18"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. cxd5 exd5 4. Nc3 Nf6 5. Nf3 Be7 6. Bf4 c6 7. e3 0-0 8. Bd3 Bg4 9. Qc2 Bh5 10. Ne5 Bg6 11. Nxg6 fxg6 12. 0-0 Nbd7 13. Rad1 Nb6 14. h3 Bd6 15. Be5 Qc7 16. Nb5 cxb5 17. Qxc7 Bxc7 18. Bxc7 Nc4 19. Rc1 Rac8 20. Bh2 Nxb2 21. Bxb5 a6 22. Be2 b5 23. Bd6 Rfe8 24. Bf3 Nc4 25. Bf4 Nd2 26. Rfd1 Nxf3+ 27. gxf3 Rc4 28. Bd6 Rec8 29. Ba3 Rxc1 30. Rxc1 Rxc1+ 31. Bxc1 Kf7 32. Kf1 Ke6 33. Ke2 h5 34. h4 Nd7 35. e4 a5 36. Kd3 b4 37. Kc2 a4 38. Bd2 Nb6 39. Bxb4 Nc4 40. Bd2 Nxd2 41. Kxd2 g5 1-0

[Event "London Classic op 4th"]
[Site "London"]
[Date "2012.12.04"]
[Round "4"]
[White "Millward, Richard"]
[Black "Hajenius, Willem"]
[Result "1-0"]
[ECO "B29"]
[WhiteElo "2048"]
[BlackElo "1922"]
[PlyCount "83"]
[EventDate "2012.12.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "CBM 151 Extra"]
[Source "ChessBase"]
[SourceDate "2012.12.18"]
[SourceVersion "1"]
[SourceVersionDate "2012.12.18"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nf6 3. Nc3 Nc6 4. d4 d5 5. exd5 Nxd5 6. dxc5 Nxc3 7. Qxd8+ Nxd8 8. bxc3 g6 9. Bb5+ Nc6 10. Be3 Bg7 11. Bd4 f6 12. Nd2 e5 13. Be3 Be6 14. Bc4 Bxc4 15. Nxc4 0-0 16. Rb1 Rab8 17. 0-0 f5 18. f3 f4 19. Bf2 e4 20. fxe4 Bxc3 21. Rfd1 Rfe8 22. Nd6 Re7 23. Rb3 Bf6 24. c3 Be5 25. Bh4 Rd7 26. Bg5 b6 27. Rdb1 Kg7 28. Nc4 Bc7 29. cxb6 axb6 30. Nxb6 Rf7 31. Nd5 Rxb3 32. axb3 h6 33. Nxc7 hxg5 34. Nd5 Ne5 35. b4 g4 36. b5 f3 37. b6 f2+ 38. Kf1 g3 39. hxg3 Nc4 40. Rd1 Rd7 41. Rd4 Rf7 42. Rxc4 1-0

[Event "London Classic op 4th"]
[Site "London"]
[Date "2012.12.03"]
[Round "3"]
[White "Hajenius, Willem"]
[Black "Spychala, Josefa"]
[Result "1-0"]
[ECO "D45"]
[WhiteElo "1922"]
[BlackElo "1521"]
[PlyCount "33"]
[EventDate "2012.12.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "CBM 151 Extra"]
[Source "ChessBase"]
[SourceDate "2012.12.18"]
[SourceVersion "1"]
[SourceVersionDate "2012.12.18"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Nf3 c6 5. e3 Be7 6. Qc2 Nbd7 7. b3 0-0 8. Bb2 Re8 9. Bd3 dxc4 10. bxc4 h6 11. Rd1 c5 12. 0-0 cxd4 13. exd4 b6 14. Ne5 Nxe5 15. dxe5 Nd7 16. Qe2 Qc7 17. Qe4 1-0

[Event "London Classic op 4th"]
[Site "London"]
[Date "2012.12.02"]
[Round "2"]
[White "Burke, John S"]
[Black "Hajenius, Willem"]
[Result "1-0"]
[ECO "B29"]
[WhiteElo "2068"]
[BlackElo "1922"]
[PlyCount "65"]
[EventDate "2012.12.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "CBM 151 Extra"]
[Source "ChessBase"]
[SourceDate "2012.12.18"]
[SourceVersion "1"]
[SourceVersionDate "2012.12.18"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nf6 3. Nc3 Nc6 4. d4 d5 5. exd5 Nxd5 6. dxc5 Nxc3 7. Qxd8+ Nxd8 8. bxc3 Nc6 9. Be3 e5 10. Bb5 f6 11. Nd2 Be6 12. 0-0 Be7 13. Bc4 Kf7 14. Rab1 Rab8 15. Rb2 Rhd8 16. Bd3 f5 17. f3 Bf6 18. Rfb1 Rd7 19. Bb5 Rbd8 20. Bd3 g6 21. Rxb7 e4 22. fxe4 Bxc3 23. exf5 gxf5 24. Nc4 Kf6 25. Rxd7 Rxd7 26. a4 f4 27. Rf1 Kg7 28. Rxf4 Nd4 29. Nd6 Nc6 30. Ne8+ Kg8 31. Nf6+ Bxf6 32. Rxf6 Bd5 33. Bh6 1-0

[Event "London Classic op 4th"]
[Site "London"]
[Date "2012.12.01"]
[Round "1"]
[White "Hajenius, Willem"]
[Black "Black, Richard"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "1922"]
[BlackElo "2227"]
[PlyCount "64"]
[EventDate "2012.12.01"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ENG"]
[SourceTitle "CBM 151 Extra"]
[Source "ChessBase"]
[SourceDate "2012.12.18"]
[SourceVersion "1"]
[SourceVersionDate "2012.12.18"]
[SourceQuality "1"]

1. d4 d6 2. e4 Nf6 3. Nc3 c6 4. Nf3 Bg4 5. Be2 e6 6. Bg5 Be7 7. 0-0 0-0 8. a4 d5 9. e5 Nfd7 10. Bxe7 Qxe7 11. Re1 c5 12. Nb5 Nc6 13. c3 a6 14. Na3 cxd4 15. cxd4 f6 16. exf6 Qxf6 17. Nc2 Rad8 18. Qd2 e5 19. dxe5 Ndxe5 20. Ra3 d4 21. Nb4 d3 22. Nxc6 bxc6 23. Bd1 Bxf3 24. Bxf3 Nc4 25. Qb4 Nxa3 26. Qxa3 d2 27. Qb3+ Kh8 28. Rd1 Rfe8 29. Kf1 Qe5 30. Qc3 Qxh2 31. g3 Qh3+ 32. Bg2 Qe6 0-1

[Event "Brasschaat op 12th"]
[Site "Brasschaat"]
[Date "2012.08.19"]
[Round "2"]
[White "Hajenius, Willem"]
[Black "Hovhannisyan, Mher"]
[Result "0-1"]
[ECO "D51"]
[WhiteElo "1923"]
[BlackElo "2477"]
[PlyCount "66"]
[EventDate "2012.08.18"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BEL"]
[SourceTitle "CBM 150 Extra"]
[Source "ChessBase"]
[SourceDate "2012.10.19"]
[SourceVersion "1"]
[SourceVersionDate "2012.10.19"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Bg5 d5 5. e3 Nbd7 6. cxd5 exd5 7. Bd3 c5 8. Nge2 c4 9. Bc2 Qa5 10. f3 0-0 11. 0-0 Re8 12. Qc1 b5 13. a4 Bxc3 14. bxc3 b4 15. cxb4 Qxb4 16. Rb1 Qd6 17. Bf4 Qc6 18. Ng3 Nf8 19. e4 Ng6 20. Bg5 dxe4 21. fxe4 Ng4 22. Rb5 f6 23. e5 Qd7 24. exf6 Qxd4+ 25. Kh1 gxf6 26. Bxg6 hxg6 27. Bxf6 Nf2+ 28. Rxf2 Qxf2 29. Bc3 Re6 30. Be5 Bd7 31. Rb2 Qc5 32. Bc3 Rae8 33. h3 Qe3 0-1

[Event "Rethymno op 4th"]
[Site "Rethymno"]
[Date "2012.07.08"]
[Round "3"]
[White "Bisby, Daniel L"]
[Black "Hajenius, Willem"]
[Result "1-0"]
[ECO "B29"]
[WhiteElo "2285"]
[BlackElo "1927"]
[PlyCount "105"]
[EventDate "2012.07.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nf6 3. e5 Nd5 4. g3 e6 5. Bg2 Nc6 6. 0-0 Be7 7. d3 b6 8. c4 Nc7 9. Nc3 0-0 10. Qe2 Bb7 11. h4 Rb8 12. Ne4 Ne8 13. Bf4 d5 14. exd6 Nxd6 15. Rad1 Qd7 16. Bxd6 Bxd6 17. d4 Qc7 18. Nxd6 Qxd6 19. dxc5 Qxc5 20. Ng5 h6 21. Ne4 Qe7 22. Nd6 Ba8 23. Rd2 Qf6 24. Rfd1 Ne5 25. f4 Nc6 26. Qg4 Rbd8 27. Ne4 Qe7 28. Rd7 Rxd7 29. Rxd7 f5 30. Rxe7 fxg4 31. Rxe6 Nd4 32. Rd6 Nf5 33. Rd3 g6 34. Kf2 Bc6 35. Nd6 Bxg2 36. Nxf5 Be4 37. Ne7+ Kf7 38. Rd7 Ke6 39. Rxa7 Rf7 40. Nc8 Rxa7 41. Nxa7 Bd3 42. b3 Bb1 43. a3 Ba2 44. Nb5 Kd7 45. Nd4 h5 46. Ke3 Kd6 47. Kd3 Kc5 48. b4+ Kd6 49. Nb5+ Kc6 50. Nc3 Bb3 51. b5+ Kb7 52. Nd5 Bd1 53. Ne7 1-0

[Event "Rethymno op 4th"]
[Site "Rethymno"]
[Date "2012.07.07"]
[Round "1"]
[White "Zinchenko, Yaroslav"]
[Black "Hajenius, Willem"]
[Result "1-0"]
[ECO "B29"]
[WhiteElo "2544"]
[BlackElo "1927"]
[PlyCount "57"]
[EventDate "2012.07.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "CBM 149 Extra"]
[Source "ChessBase"]
[SourceDate "2012.08.24"]
[SourceVersion "1"]
[SourceVersionDate "2012.08.24"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nf6 3. e5 Nd5 4. Nc3 e6 5. g3 Nc6 6. Bg2 Nxc3 7. dxc3 d5 8. exd6 Bxd6 9. Be3 0-0 10. Nd2 Be7 11. Nb3 Qb6 12. 0-0 Rd8 13. Qe2 Bd7 14. Rfb1 Be8 15. a4 a5 16. Qb5 Qc7 17. Bxc5 Ra6 18. Bxe7 Qxe7 19. Nc5 Ne5 20. Qxb7 Qxc5 21. Qxa6 Rd2 22. Rf1 Ng4 23. b4 Qxc3 24. Qxa5 Rxf2 25. Qc5 Qxc5 26. bxc5 Rxc2 27. Rfc1 Bxa4 28. Rxc2 Bxc2 29. Ra8# 1-0

[Event "Lille Luce op 3rd"]
[Site "Lille"]
[Date "2012.04.24"]
[Round "2"]
[White "Hajenius, Willem"]
[Black "Schartz, Alain"]
[Result "1/2-1/2"]
[ECO "A52"]
[WhiteElo "1958"]
[BlackElo "2147"]
[PlyCount "45"]
[EventDate "2012.04.23"]
[EventType "swiss"]
[EventRounds "8"]
[EventCountry "FRA"]
[SourceTitle "CBM 148 Extra"]
[Source "ChessBase"]
[SourceDate "2012.06.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.06.22"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. e3 Nxe5 5. Nh3 g6 6. Nf4 Bg7 7. Nc3 0-0 8. Be2 d6 9. 0-0 Nbd7 10. e4 Nb6 11. Qb3 Nc6 12. Be3 Nd4 13. Bxd4 Bxd4 14. Rad1 Be5 15. Nd3 Bxc3 16. Qxc3 Qe7 17. Bf3 Be6 18. b3 Nd7 19. Qb4 Rab8 20. e5 c5 21. exd6 Qxd6 22. Qc3 Qc7 23. Rfe1 1/2-1/2

[Event "Leuven op 23rd"]
[Site "Leuven"]
[Date "2011.11.10"]
[Round "1"]
[White "Froeyman, Helmut"]
[Black "Hajenius, Willem"]
[Result "1-0"]
[ECO "B45"]
[WhiteElo "2284"]
[BlackElo "1984"]
[PlyCount "49"]
[EventDate "2011.11.10"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "BEL"]
[SourceTitle "CBM 145 Extra"]
[Source "ChessBase"]
[SourceDate "2012.01.03"]
[SourceVersion "1"]
[SourceVersionDate "2012.01.03"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Nxc6 bxc6 7. e5 Nd5 8. Ne4 Bb7 9. Bd3 c5 10. c4 Nb4 11. 0-0 Qc7 12. Bf4 h6 13. Bb1 Bxe4 14. Bxe4 0-0-0 15. a3 f5 16. axb4 fxe4 17. Qa4 g5 18. Be3 d6 19. bxc5 dxc5 20. b4 Rh7 21. bxc5 Rg7 22. c6 Qxe5 23. Qa6+ Kc7 24. Qb7+ Kd6 25. Rad1+ 1-0

[Event "Amantea op-A 9th"]
[Site "Amantea"]
[Date "2011.09.11"]
[Round "9"]
[White "Hajenius, Willem"]
[Black "Rombaldoni, Axel"]
[Result "0-1"]
[ECO "A84"]
[WhiteElo "2002"]
[BlackElo "2487"]
[PlyCount "60"]
[EventDate "2011.09.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ITA"]
[SourceTitle "CBM 144 Extra"]
[Source "ChessBase"]
[SourceDate "2011.10.28"]
[SourceVersion "1"]
[SourceVersionDate "2011.10.28"]
[SourceQuality "1"]

1. d4 e6 2. c4 f5 3. e4 fxe4 4. Nc3 Nf6 5. Bg5 Bb4 6. f3 c5 7. d5 exd5 8. cxd5 d6 9. fxe4 0-0 10. Bd3 Nbd7 11. Nf3 Qe8 12. Qe2 Ne5 13. 0-0-0 Bg4 14. h3 Bxf3 15. gxf3 Bxc3 16. bxc3 Nh5 17. Rhg1 Nf4 18. Bxf4 Rxf4 19. Qg2 Qf7 20. Be2 Rf8 21. Rdf1 h6 22. Kb1 b5 23. h4 Qd7 24. h5 R8f7 25. Qg3 b4 26. c4 Qa4 27. Bd1 Qa3 28. Qh3 Nd3 29. Qc8+ Kh7 30. Kc2 Qc3+ 0-1

[Event "Amantea op-A 9th"]
[Site "Amantea"]
[Date "2011.09.10"]
[Round "8"]
[White "Milchev, Nikolay"]
[Black "Hajenius, Willem"]
[Result "1-0"]
[ECO "E90"]
[WhiteElo "2418"]
[BlackElo "2002"]
[PlyCount "45"]
[EventDate "2011.09.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ITA"]
[SourceTitle "CBM 144 Extra"]
[Source "ChessBase"]
[SourceDate "2011.10.28"]
[SourceVersion "1"]
[SourceVersionDate "2011.10.28"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 d6 5. e4 0-0 6. h3 c6 7. Be3 Nbd7 8. Be2 e5 9. dxe5 dxe5 10. c5 Qa5 11. Nd2 b5 12. cxb6 axb6 13. Nc4 Qa7 14. 0-0 Ba6 15. b4 Qb8 16. a4 Rd8 17. Qb3 c5 18. b5 Bb7 19. Rfd1 Qc7 20. Nd6 Rf8 21. Bc4 Nb8 22. Ra2 Ne8 23. Nxb7 1-0

[Event "Amantea op-A 9th"]
[Site "Amantea"]
[Date "2011.09.09"]
[Round "7"]
[White "Hajenius, Willem"]
[Black "Valguarnera, Girolamo"]
[Result "1-0"]
[ECO "A69"]
[WhiteElo "2002"]
[BlackElo "2148"]
[PlyCount "61"]
[EventDate "2011.09.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ITA"]
[SourceTitle "CBM 144 Extra"]
[Source "ChessBase"]
[SourceDate "2011.10.28"]
[SourceVersion "1"]
[SourceVersionDate "2011.10.28"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6 7. f4 Bg7 8. Nf3 0-0 9. Be2 Re8 10. e5 Nfd7 11. e6 fxe6 12. 0-0 e5 13. Ng5 Nf8 14. fxe5 Bxe5 15. Bd3 h6 16. Nf7 Qh4 17. Nxe5 Rxe5 18. Bf4 Bg4 19. Qd2 Re8 20. Bxd6 Bh5 21. Ne4 Nbd7 22. Rf4 Qd8 23. Raf1 g5 24. Nf6+ Nxf6 25. Rxf6 Nd7 26. Rxh6 c4 27. Rxh5 cxd3 28. Rxg5+ Kh8 29. Qc3+ Nf6 30. Rxf6 Kh7 31. Qxd3+ 1-0

[Event "Amantea op-A 9th"]
[Site "Amantea"]
[Date "2011.09.08"]
[Round "5"]
[White "Hajenius, Willem"]
[Black "Bentivegna, Francesco"]
[Result "0-1"]
[ECO "A84"]
[WhiteElo "2002"]
[BlackElo "2322"]
[PlyCount "52"]
[EventDate "2011.09.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ITA"]
[SourceTitle "CBM 144 Extra"]
[Source "ChessBase"]
[SourceDate "2011.10.28"]
[SourceVersion "1"]
[SourceVersionDate "2011.10.28"]
[SourceQuality "1"]

1. d4 e6 2. c4 f5 3. e4 fxe4 4. Nc3 Nf6 5. Bg5 Bb4 6. f3 c5 7. Qb3 Nc6 8. dxc5 Nd4 9. Qa4 e5 10. 0-0-0 Bxc3 11. bxc3 Ne6 12. Be3 0-0 13. Nh3 Qe7 14. Rd5 Nxd5 15. cxd5 Nxc5 16. Qc4 d6 17. Bxc5 Bxh3 18. gxh3 Rac8 19. Qxe4 Rxc5 20. Bd3 g6 21. Rg1 Rf4 22. Rxg6+ Kf8 23. Re6 Rxe4 24. Rxe7 Rxc3+ 25. Kd2 Rxd3+ 26. Kxd3 Rd4+ 0-1

[Event "Amantea op-A 9th"]
[Site "Amantea"]
[Date "2011.09.08"]
[Round "6"]
[White "Van Melkebeke, Willem"]
[Black "Hajenius, Willem"]
[Result "0-1"]
[ECO "B45"]
[WhiteElo "1926"]
[BlackElo "2002"]
[PlyCount "52"]
[EventDate "2011.09.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ITA"]
[SourceTitle "CBM 144 Extra"]
[Source "ChessBase"]
[SourceDate "2011.10.28"]
[SourceVersion "1"]
[SourceVersionDate "2011.10.28"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Nxc6 bxc6 7. e5 Nd5 8. Ne4 Bb7 9. Be2 c5 10. Nd6+ Bxd6 11. exd6 Qf6 12. 0-0 Rb8 13. c4 Nb6 14. Qd3 0-0 15. Rb1 Na4 16. Bd1 Bc6 17. Bxa4 Bxa4 18. b3 Bc6 19. Bb2 Qg5 20. f3 e5 21. Bc1 Qh4 22. Qc3 e4 23. f4 Rfe8 24. f5 e3 25. Bb2 Qg4 26. g3 f6 0-1

[Event "Amantea op-A 9th"]
[Site "Amantea"]
[Date "2011.09.07"]
[Round "4"]
[White "Gregori, Giacomo"]
[Black "Hajenius, Willem"]
[Result "0-1"]
[ECO "E60"]
[WhiteElo "1993"]
[BlackElo "2002"]
[PlyCount "72"]
[EventDate "2011.09.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ITA"]
[SourceTitle "CBM 144 Extra"]
[Source "ChessBase"]
[SourceDate "2011.10.28"]
[SourceVersion "1"]
[SourceVersionDate "2011.10.28"]
[SourceQuality "1"]

1. Nf3 Nf6 2. b3 g6 3. Bb2 Bg7 4. g3 0-0 5. Bg2 c6 6. 0-0 d6 7. d4 Qc7 8. c4 Nbd7 9. Nc3 e5 10. e4 exd4 11. Nxd4 a5 12. Qd2 Nc5 13. Rad1 Re8 14. Rfe1 Bg4 15. f3 Be6 16. Nxe6 Nxe6 17. Ba3 Qb6+ 18. Kh1 Rad8 19. Bxd6 Qa7 20. e5 Nh5 21. Bh3 Bf8 22. Bxe6 Rxe6 23. g4 Bxd6 24. gxh5 Bc7 25. Qf4 Rde8 26. Rd7 R8e7 27. Rxe7 Rxe7 28. Rd1 f5 29. hxg6 hxg6 30. Qh6 Rg7 31. Qh4 Qe3 32. Rd8+ Bxd8 33. Qxd8+ Kh7 34. Qh4+ Qh6 35. Qe1 Qf4 36. Qe2 Qc1+ 0-1

[Event "Amantea op-A 9th"]
[Site "Amantea"]
[Date "2011.09.06"]
[Round "3"]
[White "Hajenius, Willem"]
[Black "Forlano, Luigi"]
[Result "1-0"]
[ECO "D34"]
[WhiteElo "2002"]
[BlackElo "1976"]
[PlyCount "63"]
[EventDate "2011.09.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ITA"]
[SourceTitle "CBM 144 Extra"]
[Source "ChessBase"]
[SourceDate "2011.10.28"]
[SourceVersion "1"]
[SourceVersionDate "2011.10.28"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. cxd5 exd5 4. Nc3 c5 5. Nf3 Nc6 6. g3 Nf6 7. Bg2 Be7 8. 0-0 0-0 9. a3 c4 10. Re1 Na5 11. Nd2 Bf5 12. Nxd5 Nxd5 13. e4 c3 14. Nb3 cxb2 15. Bxb2 Nc4 16. Qe2 Nxb2 17. Qxb2 Bg6 18. exd5 Bf6 19. Nc5 Rc8 20. Ne4 Be7 21. Rac1 Kh8 22. Rxc8 Qxc8 23. d6 Bd8 24. Nc5 b6 25. d7 Qc7 26. Re8 Kg8 27. Qe2 Qd6 28. Rxf8+ Qxf8 29. Nb7 f6 30. Bd5+ Kh8 31. Nxd8 Qxd8 32. Qe6 1-0

[Event "Amantea op-A 9th"]
[Site "Amantea"]
[Date "2011.09.05"]
[Round "2"]
[White "Lombardi, Mariano"]
[Black "Hajenius, Willem"]
[Result "1-0"]
[ECO "B29"]
[WhiteElo "2061"]
[BlackElo "2002"]
[PlyCount "49"]
[EventDate "2011.09.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ITA"]
[SourceTitle "CBM 144 Extra"]
[Source "ChessBase"]
[SourceDate "2011.10.28"]
[SourceVersion "1"]
[SourceVersionDate "2011.10.28"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nf6 3. Nc3 Nc6 4. d4 d5 5. dxc5 d4 6. e5 dxc3 7. Qxd8+ Kxd8 8. exf6 gxf6 9. bxc3 e5 10. Be3 Rg8 11. 0-0-0+ Ke8 12. Nd2 f5 13. g3 Be6 14. Bb5 a6 15. Ba4 Bg7 16. Rhe1 Ke7 17. Bb3 f4 18. gxf4 exf4 19. Bxf4 Bxc3 20. Bd6+ Kd7 21. Re3 Bd4 22. Rf3 Rae8 23. Bxe6+ fxe6 24. Rf7+ Kc8 25. Nc4 1-0

[Event "Amantea op-A 9th"]
[Site "Amantea"]
[Date "2011.09.04"]
[Round "1"]
[White "Hajenius, Willem"]
[Black "Dvirnyy, Danyyil"]
[Result "0-1"]
[ECO "D85"]
[WhiteElo "2002"]
[BlackElo "2457"]
[PlyCount "60"]
[EventDate "2011.09.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ITA"]
[SourceTitle "CBM 144 Extra"]
[Source "ChessBase"]
[SourceDate "2011.10.28"]
[SourceVersion "1"]
[SourceVersionDate "2011.10.28"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. Bg5 Bg7 6. Rc1 Nxc3 7. bxc3 c5 8. e3 0-0 9. Bd3 cxd4 10. exd4 Qd5 11. Nf3 Bg4 12. c4 Qxg5 13. Nxg5 Bxd1 14. Rxd1 Bxd4 15. 0-0 Nc6 16. Rb1 b6 17. Be4 Rac8 18. Bd5 h6 19. Nf3 Bf6 20. Nd2 e6 21. Bf3 Na5 22. c5 Rfd8 23. Ne4 Bd4 24. Rfd1 bxc5 25. Rb5 Nc4 26. Rb7 a5 27. h4 Rb8 28. Rc7 Rb2 29. Rxc5 Nd2 30. Rxa5 Nxe4 0-1

[Event "Brasschaat op 11th"]
[Site "Brasschaat"]
[Date "2011.08.22"]
[Round "3"]
[White "Hajenius, Willem"]
[Black "Duhayon, Yves"]
[Result "0-1"]
[ECO "E24"]
[WhiteElo "1988"]
[BlackElo "2239"]
[PlyCount "64"]
[EventDate "2011.08.20"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BEL"]
[SourceTitle "CBM 144 Extra"]
[Source "ChessBase"]
[SourceDate "2011.10.28"]
[SourceVersion "1"]
[SourceVersionDate "2011.10.28"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 d5 5. a3 Bxc3+ 6. bxc3 c5 7. e3 0-0 8. cxd5 Nxd5 9. Qc2 Nc6 10. e4 Nde7 11. dxc5 e5 12. Be3 Be6 13. Ne2 Qa5 14. g3 Rad8 15. Kf2 Kh8 16. Bg2 f5 17. f4 fxe4 18. Bxe4 Nf5 19. Bxf5 Bxf5 20. Qb3 Qa6 21. Rhd1 Bg4 22. Qa2 exf4 23. gxf4 Rde8 24. Rd2 Ne5 25. Rd6 b6 26. Rad1 Nc4 27. R6d3 Nxe3 28. Rxe3 Rxe3 29. Kxe3 Re8+ 30. Kf2 Rxe2+ 31. Kg3 Qc8 32. Qc4 Re3+ 0-1

[Event "Ghent Taminco op 34th"]
[Site "Ghent"]
[Date "2011.07.16"]
[Round "2"]
[White "Van Riemsdijk, Herman Claudius"]
[Black "Hajenius, Willem"]
[Result "1-0"]
[ECO "B30"]
[WhiteElo "2403"]
[BlackElo "1988"]
[PlyCount "31"]
[EventDate "2011.07.16"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BEL"]
[SourceTitle "CBM 143 Extra"]
[Source "ChessBase"]
[SourceDate "2011.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2011.08.29"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nf6 3. Nc3 Nc6 4. Bb5 Nd4 5. e5 Nxb5 6. Nxb5 Nd5 7. Ng5 Nc7 8. Qh5 g6 9. Qf3 f5 10. exf6 exf6 11. Nxc7+ Qxc7 12. Qxf6 d5 13. Kd1 Bf5 14. Re1+ Kd7 15. Qxh8 Qf4 16. Nf3 1-0

[Event "BEL-ch op"]
[Site "Antwerp"]
[Date "2011.07.09"]
[Round "8.14"]
[White "Apemiye, Austin"]
[Black "Hajenius, Willem"]
[Result "1-0"]
[ECO "B23"]
[BlackElo "1988"]
[PlyCount "77"]
[EventDate "2011.07.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BEL"]
[SourceTitle "CBM 143 Extra"]
[Source "ChessBase"]
[SourceDate "2011.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2011.08.29"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 e6 3. f4 d5 4. Nf3 d4 5. Bb5+ Nd7 6. Ne2 a6 7. Bxd7+ Bxd7 8. 0-0 Bc6 9. d3 Nf6 10. Ne5 Qc7 11. Ng3 0-0-0 12. Bd2 h5 13. a4 h4 14. Ne2 h3 15. g3 Bd6 16. Nc4 Nd7 17. f5 Rdf8 18. c3 exf5 19. exf5 Nf6 20. cxd4 Bg2 21. Rc1 b6 22. dxc5 Bxc5+ 23. d4 Ba8 24. dxc5 bxc5 25. Bf4 Qc6 26. Nd6+ Kb8 27. Kf2 Nd5 28. Nd4 Qd7 29. Ne4+ Nxf4 30. Nxc5 Qd5 31. gxf4 Qg2+ 32. Ke3 Re8+ 33. Nde6 Bd5 34. Rg1 fxe6 35. Rxg2 hxg2 36. Nd7+ Kb7 37. Qd4 exf5+ 38. Kf2 g1Q+ 39. Kxg1 1-0

[Event "BEL-ch op"]
[Site "Antwerp"]
[Date "2011.07.06"]
[Round "5.13"]
[White "Van Herck, Marcel"]
[Black "Hajenius, Willem"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "2121"]
[BlackElo "1988"]
[PlyCount "18"]
[EventDate "2011.07.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BEL"]
[SourceTitle "CBM 143 Extra"]
[Source "ChessBase"]
[SourceDate "2011.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2011.08.29"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. d4 cxd4 5. Nf3 e6 6. cxd4 b6 7. Nc3 Be7 8. Bd3 Bb7 9. 0-0 f5 1/2-1/2

[Event "BEL-ch op"]
[Site "Antwerp"]
[Date "2011.07.04"]
[Round "3.5"]
[White "Sadkowsky, Daniel"]
[Black "Hajenius, Willem"]
[Result "1-0"]
[ECO "B45"]
[WhiteElo "2258"]
[BlackElo "1988"]
[PlyCount "55"]
[EventDate "2011.07.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "BEL"]
[SourceTitle "CBM 143 Extra"]
[Source "ChessBase"]
[SourceDate "2011.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2011.08.29"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Nxc6 bxc6 7. e5 Nd5 8. Ne4 c5 9. Be2 Bb7 10. 0-0 Qc7 11. Nd6+ Bxd6 12. exd6 Qb6 13. c4 Nf6 14. Bg5 Rc8 15. Bxf6 gxf6 16. Qd2 Rg8 17. f3 f5 18. Rad1 Qd8 19. Rf2 Qf6 20. b3 Kf8 21. Qa5 Kg7 22. Qxa7 Bc6 23. Qxc5 Bxf3 24. Qe3 Bc6 25. Re1 e5 26. Bg4 Rce8 27. Rxf5 Qxd6 28. Rxe5 1-0

[Event "EU-chT Seniors"]
[Site "Thessaloniki"]
[Date "2011.05.11"]
[Round "9"]
[White "Hajenius, Willem"]
[Black "Kanko, Ilkka"]
[Result "0-1"]
[ECO "E30"]
[WhiteElo "1983"]
[BlackElo "2231"]
[PlyCount "82"]
[EventDate "2011.05.03"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "CBM 142 Extra"]
[Source "ChessBase"]
[SourceDate "2011.06.27"]
[SourceVersion "1"]
[SourceVersionDate "2011.06.27"]
[SourceQuality "1"]
[WhiteTeam "Belgium"]
[BlackTeam "Finland"]
[WhiteTeamCountry "BEL"]
[BlackTeamCountry "FIN"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Bg5 h6 5. Bh4 0-0 6. e3 b6 7. f3 Bb7 8. Bd3 d5 9. Nge2 c5 10. a3 dxc4 11. Bxc4 Ba5 12. 0-0 Nbd7 13. Rb1 cxd4 14. exd4 Rc8 15. Ba2 Bxc3 16. bxc3 Ba6 17. Be1 Bc4 18. Bxc4 Rxc4 19. Qb3 Qc7 20. Bd2 Nd5 21. Rbc1 Rc8 22. Qc2 Qc6 23. Qd3 Qa4 24. f4 f5 25. g4 Rf8 26. Ng3 Ne7 27. g5 hxg5 28. fxg5 Ng6 29. Qe2 Rc6 30. Qh5 Kf7 31. d5 exd5 32. Rce1 Kg8 33. Nxf5 Qxa3 34. Re3 Qc5 35. Kg2 d4 36. cxd4 Qd5+ 37. Kg1 Rxf5 38. Rxf5 Qxf5 39. Rf3 Qb1+ 40. Rf1 Qe4 41. Be1 Rc2 0-1

[Event "EU-chT Seniors"]
[Site "Thessaloniki"]
[Date "2011.05.10"]
[Round "8"]
[White "Jorgensen, Jorgen"]
[Black "Hajenius, Willem"]
[Result "1-0"]
[ECO "E67"]
[WhiteElo "2221"]
[BlackElo "1983"]
[PlyCount "57"]
[EventDate "2011.05.03"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "CBM 142 Extra"]
[Source "ChessBase"]
[SourceDate "2011.06.27"]
[SourceVersion "1"]
[SourceVersionDate "2011.06.27"]
[SourceQuality "1"]
[WhiteTeam "Denmark"]
[BlackTeam "Belgium"]
[WhiteTeamCountry "DEN"]
[BlackTeamCountry "BEL"]

1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 d6 5. d4 0-0 6. Nf3 c6 7. 0-0 Nbd7 8. Qc2 Re8 9. h3 e5 10. Be3 Nb6 11. b3 Bf5 12. Qd2 Ne4 13. Nxe4 Bxe4 14. Rac1 Bf5 15. Rfd1 e4 16. Nh2 Qe7 17. Qb4 a5 18. Qa3 Qd7 19. g4 Be6 20. d5 Nxd5 21. cxd5 Bxd5 22. Bd4 Bh6 23. e3 f5 24. Ba1 Qe7 25. Qb2 Kf7 26. Rxd5 cxd5 27. Rc7 Qxc7 28. Qf6+ Kg8 29. Qh8+ 1-0

[Event "EU-chT Seniors"]
[Site "Thessaloniki"]
[Date "2011.05.09"]
[Round "7"]
[White "Kristjansson, Sigurdur"]
[Black "Hajenius, Willem"]
[Result "0-1"]
[ECO "A16"]
[WhiteElo "1945"]
[BlackElo "1983"]
[PlyCount "94"]
[EventDate "2011.05.03"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "CBM 142 Extra"]
[Source "ChessBase"]
[SourceDate "2011.06.27"]
[SourceVersion "1"]
[SourceVersionDate "2011.06.27"]
[SourceQuality "1"]
[WhiteTeam "Iceland"]
[BlackTeam "Belgium"]
[WhiteTeamCountry "ISL"]
[BlackTeamCountry "BEL"]

1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 c6 5. d3 0-0 6. Bd2 d5 7. cxd5 cxd5 8. d4 Nc6 9. e3 Nb4 10. Qb3 Nd3+ 11. Ke2 Bf5 12. Nxd5 Ne4 13. Be1 e6 14. Nc3 Nec5 15. Qa3 Nxe1 16. Kxe1 Bxd4 17. Nge2 Nd3+ 18. Kf1 Bc5 19. Qb3 Qf6 20. Nf4 Rfd8 21. Ncd5 Rxd5 22. Bxd5 exd5 23. Nxd3 Bxe3 24. Ke2 Bg4+ 25. Kxe3 Qf3+ 26. Kd4 Qe4+ 27. Kc5 Rc8+ 28. Kb5 Bd7+ 29. Ka5 b6+ 30. Ka6 Rc7 31. Rac1 Bc8+ 32. Kb5 Bd7+ 33. Ka6 Bc8+ 34. Kb5 a6+ 35. Kxb6 Rb7+ 36. Ka5 Rxb3 37. axb3 Bd7 38. Nc5 Qe2 39. Kb6 Qb5+ 40. Kc7 Qc6+ 41. Kd8 Bf5 42. Rhe1 Qc8+ 43. Ke7 Qf8+ 44. Kf6 Qd6+ 45. Kg5 Kg7 46. Re8 h6+ 47. Kh4 Qf6# 0-1

[Event "EU-chT Seniors"]
[Site "Thessaloniki"]
[Date "2011.05.08"]
[Round "6"]
[White "Hajenius, Willem"]
[Black "Armbruester, Juergen"]
[Result "1/2-1/2"]
[ECO "D90"]
[WhiteElo "1983"]
[BlackElo "1600"]
[PlyCount "56"]
[EventDate "2011.05.03"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "CBM 142 Extra"]
[Source "ChessBase"]
[SourceDate "2011.06.27"]
[SourceVersion "1"]
[SourceVersionDate "2011.06.27"]
[SourceQuality "1"]
[WhiteTeam "Belgium"]
[BlackTeam "Katernberg"]
[WhiteTeamCountry "BEL"]
[BlackTeamCountry "GER"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. cxd5 Nxd5 6. Bg5 Nxc3 7. bxc3 c5 8. Qd2 Qa5 9. e3 cxd4 10. exd4 Bg4 11. Be2 Nd7 12. 0-0 Rc8 13. Rab1 b6 14. Rfc1 Nf6 15. Rb5 Qa3 16. Rb3 Qd6 17. Bb5+ Bd7 18. Bf4 Qd5 19. Ba6 0-0 20. c4 Qf5 21. Bxc8 Rxc8 22. Ne5 Be6 23. f3 Nh5 24. g3 f6 25. Ng4 Nxf4 26. Qxf4 Qxf4 27. gxf4 Rxc4 28. Rxc4 Bxc4 1/2-1/2

[Event "EU-chT Seniors"]
[Site "Thessaloniki"]
[Date "2011.05.04"]
[Round "2"]
[White "Hajenius, Willem"]
[Black "Efkarpidis, Stylianos"]
[Result "1-0"]
[ECO "E76"]
[WhiteElo "1983"]
[BlackElo "1600"]
[PlyCount "67"]
[EventDate "2011.05.03"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "CBM 142 Extra"]
[Source "ChessBase"]
[SourceDate "2011.06.27"]
[SourceVersion "1"]
[SourceVersionDate "2011.06.27"]
[SourceQuality "1"]
[WhiteTeam "Belgium"]
[BlackTeam "Greece"]
[WhiteTeamCountry "BEL"]
[BlackTeamCountry "GRE"]

1. d4 g6 2. c4 Bg7 3. Nc3 d6 4. e4 Nf6 5. f4 0-0 6. Nf3 b6 7. e5 dxe5 8. fxe5 Ne8 9. Be2 Bb7 10. 0-0 a5 11. Be3 c6 12. Qd2 Qc7 13. Bh6 Na6 14. Bxg7 Nxg7 15. Qh6 Nf5 16. Qh3 Kg7 17. g4 Nh6 18. Ng5 Bc8 19. Rae1 f6 20. Nge4 Qd8 21. exf6+ exf6 22. d5 cxd5 23. Nxd5 Ng8 24. Qc3 Nb4 25. Ndxf6 Nxf6 26. g5 Qc7 27. gxf6+ Kf7 28. Ng5+ Kg8 29. f7+ Rxf7 30. Nxf7 Qc5+ 31. Rf2 Bf5 32. Nh6+ Kf8 33. Bf3 Nd3 34. Qf6# 1-0

[Event "EU-chT Seniors"]
[Site "Thessaloniki"]
[Date "2011.05.03"]
[Round "1"]
[White "Mishuchkov, Nikolai Mikhailovic"]
[Black "Hajenius, Willem"]
[Result "1/2-1/2"]
[ECO "A49"]
[WhiteElo "2403"]
[BlackElo "1983"]
[PlyCount "82"]
[EventDate "2011.05.03"]
[EventType "team-swiss"]
[EventRounds "9"]
[EventCountry "GRE"]
[SourceTitle "CBM 142 Extra"]
[Source "ChessBase"]
[SourceDate "2011.06.27"]
[SourceVersion "1"]
[SourceVersionDate "2011.06.27"]
[SourceQuality "1"]
[WhiteTeam "Russia"]
[BlackTeam "Belgium"]
[WhiteTeamCountry "RUS"]
[BlackTeamCountry "BEL"]

1. Nf3 Nf6 2. d4 g6 3. g3 Bg7 4. Bg2 0-0 5. 0-0 d6 6. a4 c6 7. a5 Qc7 8. Nc3 e5 9. Bg5 Nbd7 10. Qd2 Re8 11. e4 exd4 12. Nxd4 Rb8 13. h3 Nc5 14. Rfe1 Bd7 15. Bh6 Bh8 16. Bf4 Nh5 17. Be3 Nf6 18. Bf4 Nh5 19. Be3 Nf6 20. f3 b5 21. axb6 axb6 22. b4 Ne6 23. Rad1 Red8 24. b5 Nxd4 25. Bxd4 Be6 26. f4 c5 27. Bf2 Qd7 28. f5 Bc4 29. Qg5 Bg7 30. e5 Ne8 31. f6 Bf8 32. Nd5 Bxd5 33. Bxd5 dxe5 34. Rxe5 Qxh3 35. Qf4 Nd6 36. Rde1 Nxb5 37. Bxf7+ Kh8 38. Re8 Qd7 39. R1e7 Qd1+ 40. Re1 Qd7 41. R1e7 Qd1+ 1/2-1/2

[Event "Reykjavik op"]
[Site "Reykjavik"]
[Date "2011.03.16"]
[Round "9"]
[White "Burrows, Martin P"]
[Black "Hajenius, Willem"]
[Result "1-0"]
[ECO "B45"]
[WhiteElo "2168"]
[BlackElo "2028"]
[PlyCount "57"]
[EventDate "2011.03.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CBM 141 Extra"]
[Source "ChessBase"]
[SourceDate "2011.05.03"]
[SourceVersion "1"]
[SourceVersionDate "2011.05.03"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Ndb5 Bb4 7. a3 Bxc3+ 8. Nxc3 d5 9. exd5 exd5 10. Bd3 h6 11. 0-0 0-0 12. Bf4 d4 13. Ne2 Qd5 14. Bg3 Bg4 15. f3 Bf5 16. Bf2 Rfd8 17. Bxf5 Qxf5 18. Nxd4 Qh5 19. c3 Ne7 20. Qc2 Rd5 21. Rad1 Rg5 22. Bg3 Nfd5 23. Rfe1 Ng6 24. Qe4 Rc8 25. Kf2 b6 26. Ne2 Ne5 27. Qxd5 Ng6 28. Qd7 Rf8 29. Qh3 1-0

[Event "Reykjavik op"]
[Site "Reykjavik"]
[Date "2011.03.15"]
[Round "8"]
[White "Hajenius, Willem"]
[Black "Bjornsson, Tomas"]
[Result "1/2-1/2"]
[ECO "D10"]
[WhiteElo "2028"]
[BlackElo "2158"]
[PlyCount "76"]
[EventDate "2011.03.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CBM 141 Extra"]
[Source "ChessBase"]
[SourceDate "2011.05.03"]
[SourceVersion "1"]
[SourceVersionDate "2011.05.03"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. cxd5 Qxd5 4. Nc3 Qa5 5. Nf3 Nf6 6. Bd2 Bg4 7. Ne5 Bh5 8. f3 Nbd7 9. Nc4 Qc7 10. e4 b5 11. Ne3 b4 12. Ne2 e5 13. Rc1 exd4 14. Nxd4 Bc5 15. Ndf5 0-0 16. Be2 Bg6 17. g4 Rfe8 18. Kf1 a5 19. Qe1 Rad8 20. h4 h5 21. g5 Nh7 22. Kg2 Nhf8 23. a3 Ne6 24. axb4 Nf4+ 25. Kf1 axb4 26. Bxb4 Bxe3 27. Nxe3 Ne5 28. Ba5 Qa7 29. Bxd8 Qxe3 30. Rc3 Qxe2+ 31. Qxe2 Nxe2 32. Kxe2 Rxd8 33. Rhc1 Rb8 34. b3 f5 35. f4 Ng4 36. Rxc6 Kh7 37. e5 Rxb3 38. R1c3 Rb2+ 1/2-1/2

[Event "Reykjavik op"]
[Site "Reykjavik"]
[Date "2011.03.14"]
[Round "7"]
[White "Byron, Alan M"]
[Black "Hajenius, Willem"]
[Result "1-0"]
[ECO "B45"]
[WhiteElo "2183"]
[BlackElo "2028"]
[PlyCount "71"]
[EventDate "2011.03.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CBM 141 Extra"]
[Source "ChessBase"]
[SourceDate "2011.05.03"]
[SourceVersion "1"]
[SourceVersionDate "2011.05.03"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Ndb5 Bb4 7. a3 Bxc3+ 8. Nxc3 d5 9. exd5 exd5 10. Bd3 h6 11. 0-0 0-0 12. h3 d4 13. Ne2 Re8 14. Re1 Nd5 15. Nf4 Rxe1+ 16. Qxe1 Nf6 17. Qe2 Bd7 18. Nh5 Nxh5 19. Qxh5 Qf6 20. f4 Ne7 21. Bd2 Nf5 22. Re1 g6 23. Qe2 Qb6 24. b4 a6 25. Qf2 Qf6 26. Re5 Rd8 27. c3 dxc3 28. Bxc3 Qd6 29. Be4 b5 30. Rd5 Qe7 31. Bxf5 gxf5 32. Qg3+ Kf8 33. Qg7+ Ke8 34. Qg8+ Qf8 35. Qxf8+ Kxf8 36. Bf6 1-0

[Event "Reykjavik op"]
[Site "Reykjavik"]
[Date "2011.03.13"]
[Round "6.63"]
[White "Hajenius, Willem"]
[Black "Johannesson, Oliver Aron"]
[Result "1-0"]
[ECO "E76"]
[WhiteElo "2028"]
[BlackElo "1554"]
[PlyCount "43"]
[EventDate "2011.03.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CBM 141 Extra"]
[Source "ChessBase"]
[SourceDate "2011.05.03"]
[SourceVersion "1"]
[SourceVersionDate "2011.05.03"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 0-0 6. Nf3 c5 7. d5 Na6 8. e5 Nd7 9. Be2 dxe5 10. 0-0 exf4 11. Bxf4 Nc7 12. Qd2 Ne8 13. Ne4 Ndf6 14. Nxc5 Nd6 15. Nb3 b6 16. Ne5 Bb7 17. Rac1 Rc8 18. Bf3 Nfe4 19. Qe2 Nc5 20. Rfe1 a5 21. Nd4 Ba6 22. Nec6 1-0

[Event "Reykjavik op"]
[Site "Reykjavik"]
[Date "2011.03.12"]
[Round "4.67"]
[White "Hajenius, Willem"]
[Black "Ragnarsson, Dagur"]
[Result "1-0"]
[ECO "D31"]
[WhiteElo "2028"]
[BlackElo "1625"]
[PlyCount "53"]
[EventDate "2011.03.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "ISL"]
[SourceTitle "CBM 141 Extra"]
[Source "ChessBase"]
[SourceDate "2011.05.03"]
[SourceVersion "1"]
[SourceVersionDate "2011.05.03"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. cxd5 exd5 4. Nc3 Nf6 5. Bf4 Bb4 6. e3 0-0 7. Bd3 c5 8. a3 Bxc3+ 9. bxc3 Nc6 10. Ne2 cxd4 11. exd4 Re8 12. h3 Be6 13. 0-0 h6 14. Rb1 Qd7 15. Ng3 a6 16. a4 Rac8 17. Bc2 Na5 18. Be5 Qd8 19. Qd3 Rc6 20. Rfe1 g6 21. Qe3 Kh7 22. Qf4 Nd7 23. h4 Nxe5 24. Rxe5 Rxc3 25. Rh5 Kg8 26. Qxh6 gxh5 27. Nxh5 1-0

