[Event "Guernsey op 46th"]
[Site "St James"]
[Date "2022.10.22"]
[Round "7"]
[White "Havenaar, Jan"]
[Black "Rutten, David"]
[Result "1-0"]
[ECO "B11"]
[WhiteElo "2008"]
[BlackElo "1750"]
[PlyCount "133"]
[EventDate "2022.10.16"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GCI"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. Nc3 d5 2. e4 c6 3. Nf3 Bg4 4. h3 Bxf3 5. Qxf3 e6 6. Qg3 Nf6 7. e5 Nfd7 8. d4 c5 9. dxc5 Nc6 10. f4 Qa5 11. Bd2 Qxc5 12. 0-0-0 0-0-0 13. a3 Nb6 14. Nb1 Nd4 15. Qc3 Nf5 16. Qd3 h5 17. Bb4 Qe3+ 18. Qxe3 Nxe3 19. Rd3 Nxf1 20. Rxf1 Bxb4 21. axb4 g6 22. b3 Kb8 23. Rfd1 Rc8 24. Kb2 Rc7 25. R1d2 Rhc8 26. Nc3 a6 27. Ne2 Ka7 28. Nd4 Nd7 29. Nf3 b5 30. Ng5 Nb8 31. c3 Kb6 32. g4 Rh8 33. f5 gxf5 34. gxf5 Rh6 35. fxe6 fxe6 36. Rf3 Rg6 37. h4 Nc6 38. Rf6 Nxe5 39. Rxe6+ Rxe6 40. Nxe6 Re7 41. Nf4 Rd7 42. Rxd5 Rxd5 43. Nxd5+ Kc6 44. Nf4 Nf3 45. Nxh5 Nxh4 46. Nf4 Nf3 47. c4 bxc4 48. bxc4 Ne5 49. Kc3 Nd7 50. Kd4 Kb6 51. Kd5 Nf6+ 52. Ke5 Ne8 53. Nd5+ Kc6 54. Kd4 Kd6 55. c5+ Kc6 56. Kc4 Ng7 57. Ne7+ Kd7 58. Ng6 Kc6 59. Ne5+ Kc7 60. Kd5 Ne8 61. Nf3 Nf6+ 62. Ke6 Nd7 63. Ne5 Nb8 64. Ke7 Kc8 65. Kd6 Kb7 66. c6+ Kc8 67. c7 1-0

[Event "Guernsey op 46th"]
[Site "St James"]
[Date "2022.10.21"]
[Round "6"]
[White "Hill, Andy"]
[Black "Havenaar, Jan"]
[Result "1/2-1/2"]
[ECO "A41"]
[WhiteElo "1896"]
[BlackElo "2008"]
[PlyCount "104"]
[EventDate "2022.10.16"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GCI"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. Nf3 g6 2. d4 Bg7 3. c4 d6 4. Nc3 c5 5. g3 Nc6 6. d5 Ne5 7. Nxe5 Bxe5 8. Bg2 Bd7 9. Qd3 h5 10. h4 Qb6 11. 0-0 Nh6 12. e4 Ng4 13. Ne2 Bg7 14. Rb1 Qa6 15. Bf4 b5 16. b3 0-0 17. f3 Ne5 18. Bxe5 Bxe5 19. f4 Bg7 20. f5 Be5 21. Nf4 Kg7 22. Bh3 Rad8 23. Qe2 Qc8 24. cxb5 Kh6 25. a4 Rg8 26. Qf3 f6 27. fxg6 Bxf4 28. Qxf4+ Kxg6 29. Bf5+ Kf7 30. Kh2 Bxf5 31. Qxf5 Qxf5 32. Rxf5 Rg4 33. Re1 Kg6 34. Rf4 a6 35. Rxg4+ hxg4 36. bxa6 Ra8 37. Re3 Rxa6 38. Kg2 c4 39. bxc4 Rxa4 40. Rc3 Ra2+ 41. Kf1 Rd2 42. c5 dxc5 43. Rxc5 Rd4 44. Ke2 Rxe4+ 45. Kd3 Re1 46. Kd2 Re5 47. Kd3 Re1 48. Kd4 Rd1+ 49. Ke3 Rf1 50. Kd4 Rg1 51. Rc3 Kf5 52. Re3 Rd1+ 1/2-1/2

[Event "Guernsey op 46th"]
[Site "St James"]
[Date "2022.10.20"]
[Round "5"]
[White "Havenaar, Jan"]
[Black "Ingham, H William"]
[Result "1-0"]
[ECO "B11"]
[WhiteElo "2008"]
[BlackElo "1831"]
[PlyCount "43"]
[EventDate "2022.10.16"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GCI"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. Nc3 c6 2. e4 d5 3. Nf3 Bg4 4. h3 Bxf3 5. Qxf3 Nf6 6. e5 Nfd7 7. d4 e6 8. Qg3 c5 9. dxc5 Nxc5 10. Be3 Qa5 11. Bb5+ Ncd7 12. 0-0 Nc6 13. f4 d4 14. Bxc6 dxe3 15. Bxd7+ Kxd7 16. f5 Qb6 17. Kh2 Rd8 18. fxe6+ Qxe6 19. Rad1+ Kc8 20. Rxd8+ Kxd8 21. Qxe3 f5 22. Qd3+ 1-0

[Event "Guernsey op 46th"]
[Site "St James"]
[Date "2022.10.19"]
[Round "4"]
[White "Kirk, Matthew"]
[Black "Havenaar, Jan"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "1738"]
[BlackElo "2008"]
[PlyCount "76"]
[EventDate "2022.10.16"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GCI"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. d4 g6 2. Nf3 Bg7 3. e4 d6 4. c3 Nf6 5. Bd3 0-0 6. 0-0 Nc6 7. d5 Nb8 8. Be3 Nbd7 9. Nbd2 Nc5 10. Bxc5 dxc5 11. Qc2 e6 12. c4 b6 13. Rfe1 Ng4 14. h3 Ne5 15. Nxe5 Bxe5 16. Nf3 Bg7 17. Rad1 e5 18. Nd2 Bh6 19. Nf3 Qf6 20. Qc3 Re8 21. Bc2 Bd7 22. Qa3 a6 23. Qd3 Qd6 24. g4 Bf4 25. Nh4 Qf6 26. Ng2 Kg7 27. Qc3 h5 28. gxh5 Rh8 29. Nxf4 Qxf4 30. Re3 Rxh5 31. Kg2 Rah8 32. Rh1 Rh4 33. Rf3 Qg5+ 34. Rg3 Qf6 35. Qe3 Rf4 36. Bd1 Rhh4 37. Be2 Rxe4 38. Qc3 Rxe2 0-1

[Event "Guernsey op 46th"]
[Site "St James"]
[Date "2022.10.18"]
[Round "3"]
[White "Havenaar, Jan"]
[Black "Bennett, David"]
[Result "1-0"]
[ECO "C47"]
[WhiteElo "2008"]
[BlackElo "1408"]
[PlyCount "59"]
[EventDate "2022.10.16"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GCI"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. Nc3 Nf6 2. e4 e5 3. g3 Bc5 4. Nf3 0-0 5. Bg2 Nc6 6. Nxe5 Bxf2+ 7. Kxf2 Nxe5 8. Rf1 d6 9. Kg1 Bg4 10. Qe1 Qd7 11. Rxf6 gxf6 12. Nd5 Kg7 13. Qf1 f5 14. h3 c6 15. Ne3 Bh5 16. exf5 f6 17. d4 Nf7 18. g4 Bxg4 19. Nxg4 h5 20. Ne3 Rg8 21. Qf3 Kf8 22. Qxh5 Re8 23. Qh4 Ng5 24. Ng4 Qg7 25. Bf4 Rd8 26. Qg3 d5 27. Re1 Qd7 28. Nxf6 Qxf5 29. Nxg8 Ne6 30. Bh6+ 1-0

[Event "Guernsey op 46th"]
[Site "St James"]
[Date "2022.10.17"]
[Round "2"]
[White "Finch, Russell"]
[Black "Havenaar, Jan"]
[Result "1-0"]
[ECO "C00"]
[WhiteElo "1613"]
[BlackElo "2008"]
[PlyCount "60"]
[EventDate "2022.10.16"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GCI"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. Nf3 d6 2. g3 g6 3. Bg2 Bg7 4. d3 c5 5. 0-0 Nc6 6. e4 e6 7. c3 Nge7 8. Qe2 Rb8 9. a4 Na5 10. Be3 b6 11. d4 Bd7 12. Nbd2 0-0 13. Nh4 b5 14. dxc5 dxc5 15. Bxc5 bxa4 16. Rfb1 Bb5 17. Qe3 a6 18. b3 Nxb3 19. Nxb3 axb3 20. Rxb3 Qc7 21. Rd1 Rfd8 22. Rbb1 Rxd1+ 23. Rxd1 Rd8 24. Rxd8+ Qxd8 25. Bf3 Nc6 26. Be2 Bxe2 27. Qxe2 Qa5 28. Bb4 Qa1+ 29. Kg2 a5 30. Qa6 Bxc3 1-0

[Event "Guernsey op 46th"]
[Site "St James"]
[Date "2022.10.16"]
[Round "1"]
[White "Havenaar, Jan"]
[Black "Eedle, Eric F"]
[Result "0-1"]
[ECO "B23"]
[WhiteElo "2008"]
[BlackElo "1677"]
[PlyCount "32"]
[EventDate "2022.10.16"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GCI"]
[SourceTitle "EXT 2024"]
[Source "ChessBase"]
[SourceDate "2023.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2023.10.10"]
[SourceQuality "1"]

1. Nc3 c5 2. e4 Nc6 3. Bb5 Nd4 4. Nf3 a6 5. Bd3 g6 6. Nxd4 cxd4 7. Ne2 d5 8. e5 Bg7 9. f4 f6 10. exf6 Nxf6 11. Nxd4 Nh5 12. Ne2 e5 13. fxe5 0-0 14. Bxg6 Qh4+ 15. g3 Nxg3 16. Nxg3 Bg4 0-1

[Event "Guernsey op 45th"]
[Site "Vale"]
[Date "2019.10.26"]
[Round "7"]
[White "Havenaar, Jan"]
[Black "Prins, Jan"]
[Result "0-1"]
[ECO "B11"]
[WhiteElo "2091"]
[BlackElo "1987"]
[PlyCount "88"]
[EventDate "2019.10.20"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GCI"]
[SourceTitle "CBM 192 Extra"]
[Source "Chessbase"]
[SourceDate "2019.11.06"]
[SourceVersion "1"]
[SourceVersionDate "2019.11.06"]
[SourceQuality "1"]

1. Nc3 c6 2. e4 d5 3. Nf3 d4 4. Ne2 c5 5. Ng3 Nc6 6. Bc4 e6 7. 0-0 Nf6 8. d3 Be7 9. h3 0-0 10. Ne1 Na5 11. f4 Nxc4 12. dxc4 b6 13. Nd3 Bb7 14. Re1 Qc7 15. Qe2 Ba6 16. b3 b5 17. Ne5 Rab8 18. cxb5 Bxb5 19. Qf3 c4 20. c3 dxc3 21. Qxc3 Ba6 22. Re2 Bb4 23. Qc2 c3 24. Re1 Bd6 25. Nd3 Bxd3 26. Qxd3 Rfd8 27. Qc2 e5 28. f5 Bc5+ 29. Kh2 Rbc8 30. Bg5 Rd6 31. Rad1 Bd4 32. Ne2 Ne8 33. Nxd4 Rxd4 34. Be3 Rxd1 35. Rxd1 Nf6 36. Kg3 g6 37. fxg6 fxg6 38. Kf3 Qc6 39. Bg5 Rf8 40. Bxf6 Rxf6+ 41. Kg3 Rf8 42. Rd5 Qf6 43. Kh2 Qf4+ 44. g3 Qf2+ 0-1

[Event "Guernsey op 45th"]
[Site "Vale"]
[Date "2019.10.25"]
[Round "6"]
[White "Purdon, Colin"]
[Black "Havenaar, Jan"]
[Result "1-0"]
[ECO "E90"]
[WhiteElo "1993"]
[BlackElo "2091"]
[PlyCount "48"]
[EventDate "2019.10.20"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GCI"]
[SourceTitle "CBM 192 Extra"]
[Source "Chessbase"]
[SourceDate "2019.11.06"]
[SourceVersion "1"]
[SourceVersionDate "2019.11.06"]
[SourceQuality "1"]

1. d4 g6 2. c4 Bg7 3. Nc3 c5 4. d5 d6 5. e4 Nf6 6. Bd3 0-0 7. h3 e6 8. Nf3 exd5 9. exd5 Re8+ 10. Be3 Nbd7 11. 0-0 Ne5 12. Nxe5 Rxe5 13. Bf4 Re8 14. Qd2 Nh5 15. Bh2 Be5 16. Bxe5 dxe5 17. Qh6 f5 18. Rfe1 a6 19. Rad1 Qd6 20. Bxf5 Bxf5 21. g4 Ng7 22. gxf5 Nxf5 23. Ne4 Qd8 24. Qg5 Qxg5+ 1-0

[Event "Guernsey op 45th"]
[Site "Vale"]
[Date "2019.10.24"]
[Round "5"]
[White "Havenaar, Jan"]
[Black "Heppell, Ian"]
[Result "1/2-1/2"]
[ECO "C26"]
[WhiteElo "2091"]
[BlackElo "1995"]
[PlyCount "62"]
[EventDate "2019.10.20"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GCI"]
[SourceTitle "CBM 192 Extra"]
[Source "Chessbase"]
[SourceDate "2019.11.06"]
[SourceVersion "1"]
[SourceVersionDate "2019.11.06"]
[SourceQuality "1"]

1. Nc3 Nf6 2. e4 e5 3. g3 d5 4. exd5 c6 5. Qe2 cxd5 6. Qxe5+ Be7 7. Nb5 0-0 8. Qc7 Qe8 9. Be2 Nc6 10. c3 a6 11. Nd6 Bxd6 12. Qxd6 d4 13. d3 Bf5 14. Bg5 Rd8 15. Qf4 Bxd3 16. Bxf6 gxf6 17. Qg4+ Bg6 18. 0-0-0 dxc3 19. bxc3 Qe5 20. Kb2 Rxd1 21. Bxd1 Rd8 22. Nf3 Qb5+ 23. Bb3 Qe2+ 24. Ka3 Qxf2 25. Rd1 Qc5+ 26. Kb2 Qf2+ 27. Ka3 Qc5+ 28. Kb2 Rxd1 29. Bxd1 Qf5 30. Qxf5 Bxf5 31. Nd4 Be4 1/2-1/2

[Event "Guernsey op 45th"]
[Site "Vale"]
[Date "2019.10.23"]
[Round "4"]
[White "Havenaar, Jan"]
[Black "Sikkel, Dirk"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "2091"]
[BlackElo "1918"]
[PlyCount "43"]
[EventDate "2019.10.20"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GCI"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. Nc3 g6 2. d4 Bg7 3. e4 d6 4. Be3 a6 5. f4 b5 6. Bd3 Bb7 7. Nf3 Nd7 8. e5 Nh6 9. Be4 Bxe4 10. Nxe4 c5 11. c3 Nf5 12. Qd2 Nxe3 13. Qxe3 0-0 14. e6 f5 15. Nxd6 Qc7 16. Nxb5 axb5 17. exd7 Qxd7 18. dxc5 b4 19. cxb4 Rfd8 20. 0-0 Qa4 21. Qe6+ Kh8 22. Ne5 1-0

[Event "Guernsey op 45th"]
[Site "Vale"]
[Date "2019.10.22"]
[Round "3"]
[White "Fassaert, Desire Jm"]
[Black "Havenaar, Jan"]
[Result "0-1"]
[ECO "A38"]
[WhiteElo "1952"]
[BlackElo "2091"]
[PlyCount "52"]
[EventDate "2019.10.20"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GCI"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. Nf3 g6 2. c4 Bg7 3. Nc3 c5 4. g3 Nc6 5. Bg2 d6 6. b3 Nf6 7. Bb2 0-0 8. 0-0 e5 9. d3 Ne8 10. Qd2 Nc7 11. Nd5 Nxd5 12. cxd5 Ne7 13. e4 f5 14. Ng5 f4 15. gxf4 Rxf4 16. Bh3 Bxh3 17. Nxh3 Rh4 18. Ng5 Nxd5 19. Ne6 Qf6 20. exd5 Qf3 21. Rfe1 Bh6 22. Qd1 Qh3 23. Re4 Bf4 24. Nxf4 exf4 25. Qe1 Rg4+ 26. Kh1 Qg2# 0-1

[Event "Guernsey op 45th"]
[Site "Vale"]
[Date "2019.10.21"]
[Round "2"]
[White "Havenaar, Jan"]
[Black "White, Nigel"]
[Result "0-1"]
[ECO "A46"]
[WhiteElo "2091"]
[BlackElo "1975"]
[PlyCount "80"]
[EventDate "2019.10.20"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GCI"]
[SourceTitle "CBM 192 Extra"]
[Source "Chessbase"]
[SourceDate "2019.11.06"]
[SourceVersion "1"]
[SourceVersionDate "2019.11.06"]
[SourceQuality "1"]

1. Nc3 c5 2. Nf3 Nf6 3. d4 cxd4 4. Nxd4 d6 5. g3 a6 6. Bg2 Qc7 7. 0-0 e5 8. Nb3 Be7 9. Bg5 Nbd7 10. e4 0-0 11. a4 b6 12. Be3 Bb7 13. f3 Rac8 14. Rf2 Rfd8 15. Rd2 Nb8 16. Bh3 Nbd7 17. Qe2 Qc4 18. Qf2 Qc7 19. a5 bxa5 20. Rxa5 Rb8 21. Ra1 Bc8 22. Bf1 Nb6 23. Na5 d5 24. exd5 Nbxd5 25. Nxd5 Nxd5 26. Nb3 Nxe3 27. Qxe3 Rb6 28. Kg2 Re8 29. Bd3 f5 30. Bc4+ Kh8 31. Bd5 h6 32. Ra4 Rb4 33. Rxb4 Bxb4 34. c3 Be7 35. c4 e4 36. f4 Bb7 37. Qa7 Bb4 38. Qxb7 Qxb7 39. Bxb7 Bxd2 40. Nxd2 Rb8 0-1

[Event "Guernsey op 45th"]
[Site "Vale"]
[Date "2019.10.20"]
[Round "1"]
[White "Van Dijk, Bram"]
[Black "Havenaar, Jan"]
[Result "1/2-1/2"]
[ECO "B06"]
[WhiteElo "1982"]
[BlackElo "2091"]
[PlyCount "112"]
[EventDate "2019.10.20"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GCI"]
[SourceTitle "EXT 2021"]
[Source "ChessBase"]
[SourceDate "2020.10.23"]
[SourceVersion "1"]
[SourceVersionDate "2020.10.23"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. g3 c5 4. dxc5 Qa5+ 5. c3 Qxc5 6. Be3 Qc7 7. Bg2 Nc6 8. Ne2 d6 9. Na3 Nf6 10. h3 Bd7 11. 0-0 0-0 12. f4 Na5 13. Nd4 a6 14. Qd3 Rac8 15. Rfd1 b5 16. Kh2 Nc4 17. Nxc4 bxc4 18. Qe2 Rb8 19. Rab1 Rfc8 20. Bf2 e5 21. fxe5 dxe5 22. Nc2 Ba4 23. Rd2 Bxc2 24. Rxc2 Rd8 25. Rd1 Bh6 26. Rxd8+ Rxd8 27. Be3 Bxe3 28. Qxe3 Rd3 29. Qf2 Qc6 30. Re2 Nh5 31. Bf3 Ng7 32. Rd2 Rxd2 33. Qxd2 Ne6 34. Qe2 Qa4 35. a3 Qb5 36. Bg2 Nc5 37. Bf1 Na4 38. Qxc4 Qxb2+ 39. Bg2 Qb5 40. Qc8+ Kg7 41. c4 Qa5 42. Qb8 Qc5 43. Qb4 Qc6 44. Qe7 Qc5 45. Qxc5 Nxc5 46. Kg1 Kf6 47. Kf2 Ke6 48. Ke3 Kd6 49. Bf3 Kc6 50. Bd1 Nb7 51. Bc2 Kc5 52. Kd3 Na5 53. Kc3 Nxc4 54. Bd3 Nd6 55. g4 a5 56. g5 Nb5+ 1/2-1/2

[Event "Guernsey op 44th"]
[Site "Vale"]
[Date "2018.10.27"]
[Round "7"]
[White "Havenaar, Jan"]
[Black "Purdon, Colin"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2043"]
[BlackElo "2036"]
[PlyCount "93"]
[EventDate "2018.10.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GCI"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. Nc3 d5 2. e4 dxe4 3. Nxe4 Nc6 4. Bc4 Nf6 5. Ng5 e6 6. Ne2 h6 7. Nf3 Bd6 8. d4 0-0 9. 0-0 e5 10. Bb5 Nxd4 11. Nexd4 exd4 12. Qxd4 Bf5 13. c4 c6 14. Ba4 Ne4 15. Be3 Re8 16. Bc2 Qc7 17. Qd1 Rad8 18. Qb1 b6 19. Re1 Bh7 20. Bxh6 f5 21. Be3 Bf4 22. c5 bxc5 23. Bxf4 Qxf4 24. Qc1 Qxc1 25. Raxc1 Kf8 26. h3 Re7 27. Bxe4 Rxe4 28. Rxe4 fxe4 29. Ng5 Bg8 30. b3 Rd2 31. Rxc5 Rxa2 32. Rxc6 Bxb3 33. Rc8+ Ke7 34. Rc7+ Kf6 35. Nxe4+ Kg6 36. g4 Bd5 37. Nc3 Ra1+ 38. Kh2 Bf7 39. h4 Be6 40. f3 a5 41. h5+ Kh7 42. Ne4 Kg8 43. Ng5 Re1 44. Ra7 Kf8 45. Nxe6+ Rxe6 46. Rxa5 Kf7 47. Kg3 1-0

[Event "Guernsey op 44th"]
[Site "Vale"]
[Date "2018.10.26"]
[Round "6"]
[White "Bolt, Graham"]
[Black "Havenaar, Jan"]
[Result "1/2-1/2"]
[ECO "E62"]
[WhiteElo "1994"]
[BlackElo "2043"]
[PlyCount "60"]
[EventDate "2018.10.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GCI"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. 0-0 0-0 5. c4 d6 6. Nc3 e5 7. d4 Nc6 8. dxe5 Nxe5 9. Nxe5 dxe5 10. Bg5 Qxd1 11. Rfxd1 c6 12. h3 Re8 13. Rac1 Be6 14. Na4 Nd7 15. b3 f5 16. Be3 Bf8 17. Rc2 Be7 18. Bd2 Kf7 19. Bc1 Red8 20. Bb2 e4 21. Rcd2 Bb4 22. Nc3 Ba5 23. Kf1 Bc7 24. Nb1 Ke7 25. Ba3+ Kf7 26. Bd6 Bxd6 27. Rxd6 Ke7 28. R6d2 Nf6 29. Rxd8 Rxd8 30. Rxd8 Kxd8 1/2-1/2

[Event "Guernsey op 44th"]
[Site "Vale"]
[Date "2018.10.25"]
[Round "5"]
[White "Havenaar, Jan"]
[Black "Thurlow, Kevin J"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "2043"]
[BlackElo "2002"]
[PlyCount "41"]
[EventDate "2018.10.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GCI"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. Nc3 d5 2. e4 d4 3. Nce2 e5 4. Ng3 Be6 5. c3 c5 6. Bb5+ Nd7 7. Nf3 Bd6 8. Qe2 a6 9. Bc4 Bxc4 10. Qxc4 Ne7 11. d3 b5 12. Qb3 Rc8 13. 0-0 Qc7 14. Qd1 f6 15. Bd2 0-0 16. Rc1 Qb8 17. Nf5 Nxf5 18. exf5 Nb6 19. Qe2 Rfe8 20. Qe4 Qa8 21. Qxa8 1/2-1/2

[Event "Guernsey op 44th"]
[Site "Vale"]
[Date "2018.10.24"]
[Round "4"]
[White "Prins, Jan"]
[Black "Havenaar, Jan"]
[Result "1/2-1/2"]
[ECO "A48"]
[WhiteElo "2003"]
[BlackElo "2043"]
[PlyCount "37"]
[EventDate "2018.10.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GCI"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. Bf4 d6 4. e3 Bg7 5. Bc4 0-0 6. h3 c5 7. c3 Nc6 8. dxc5 dxc5 9. Qxd8 Nxd8 10. a4 Be6 11. Be2 Bd5 12. 0-0 Ne6 13. Be5 Rfd8 14. c4 Bc6 15. Nc3 Ne4 16. Bxg7 Kxg7 17. Nxe4 Bxe4 18. Rfd1 a5 19. Ne1 1/2-1/2

[Event "Guernsey op 44th"]
[Site "Vale"]
[Date "2018.10.23"]
[Round "3"]
[White "Havenaar, Jan"]
[Black "Hillarp Persson, Tiger"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2043"]
[BlackElo "2544"]
[PlyCount "54"]
[EventDate "2018.10.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GCI"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. Nc3 a6 2. g3 d5 3. Bg2 d4 4. Ne4 f5 5. Ng5 e5 6. h4 h6 7. N5f3 e4 8. Ne5 Qf6 9. f4 Nd7 10. Nxd7 Bxd7 11. c3 c5 12. Qc2 Qg6 13. Rh3 Bc6 14. b4 Nf6 15. Bb2 Rd8 16. bxc5 d3 17. exd3 Rxd3 18. Ne2 Bxc5 19. 0-0-0 0-0 20. Bf1 Rfd8 21. Nd4 Bxd4 22. cxd4 Qe8 23. Bxd3 exd3 24. Qxd3 Rc8 25. Bc3 Be4 26. Qe2 Qa4 27. Kb2 Qc2+ 0-1

[Event "Guernsey op 44th"]
[Site "Vale"]
[Date "2018.10.22"]
[Round "2"]
[White "Cummins, John"]
[Black "Havenaar, Jan"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "1748"]
[BlackElo "2043"]
[PlyCount "56"]
[EventDate "2018.10.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GCI"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. e4 g6 2. Nf3 Bg7 3. d4 d6 4. Bd3 Nc6 5. c3 e5 6. d5 Nce7 7. Nbd2 Nf6 8. Qb3 0-0 9. 0-0 Nd7 10. Qd1 f5 11. Nb3 Nf6 12. Bg5 fxe4 13. Bxf6 exf3 14. Bxe7 Qxe7 15. Be4 fxg2 16. Bxg2 Bh6 17. Nd2 Qh4 18. Ne4 Bg4 19. Qe1 Rf3 20. Ng3 Raf8 21. a4 R3f4 22. a5 Bf3 23. Ra3 Bxg2 24. Kxg2 Qg4 25. Kg1 Qh3 26. Qe2 Rh4 27. Re1 Qxh2+ 28. Kf1 Qxg3 0-1

[Event "Guernsey op 44th"]
[Site "Vale"]
[Date "2018.10.21"]
[Round "1"]
[White "Havenaar, Jan"]
[Black "Burton, Ronnie"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2043"]
[BlackElo "1919"]
[PlyCount "87"]
[EventDate "2018.10.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GCI"]
[SourceTitle "CBM 187 Extra"]
[Source "ChessBase"]
[SourceDate "2018.11.04"]
[SourceVersion "1"]
[SourceVersionDate "2018.11.04"]
[SourceQuality "1"]

1. Nc3 d5 2. e4 d4 3. Nce2 e5 4. Ng3 Be6 5. c3 c5 6. Nf3 Bd6 7. Bb5+ Nd7 8. Qe2 a6 9. Bc4 Bxc4 10. Qxc4 Nb6 11. Qe2 Ne7 12. 0-0 0-0 13. cxd4 cxd4 14. d3 Rc8 15. Nh4 Ng6 16. Nhf5 Be7 17. Nh5 Bf6 18. Qg4 Rc6 19. f4 Nd7 20. Nfxg7 Bxg7 21. f5 Qh4 22. Qf3 Nf4 23. Nxg7 Kxg7 24. g3 Nh3+ 25. Kh1 Ng5 26. gxh4 Nxf3 27. Rxf3 Rfc8 28. Rg3+ Kf8 29. Bd2 Nf6 30. Rgg1 Rc2 31. Rac1 R8c6 32. Rxc2 Rxc2 33. Bh6+ Ke8 34. Bg5 Nd7 35. Bh6 Ke7 36. Rg7 Rxb2 37. Bg5+ Nf6 38. Rxh7 Rb6 39. Rh6 Rc6 40. Rxf6 Rxf6 41. Kg2 b5 42. Kf3 a5 43. Ke2 a4 44. Kd2 1-0

[Event "Guernsey op 43rd"]
[Site "Vale"]
[Date "2017.10.21"]
[Round "7"]
[White "Havenaar, Jan"]
[Black "Van Dijk, Bram"]
[Result "1/2-1/2"]
[ECO "B15"]
[WhiteElo "2030"]
[BlackElo "1999"]
[PlyCount "19"]
[EventDate "2017.10.15"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GCI"]
[SourceTitle "CBM 181 Extra"]
[Source "ChessBase"]
[SourceDate "2017.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2017.12.12"]
[SourceQuality "1"]

1. e4 c6 2. Nc3 g6 3. d4 d5 4. h3 h5 5. Nf3 Nh6 6. exd5 cxd5 7. Bb5+ Nc6 8. Bf4 Be6 9. 0-0 Nf5 10. Re1 1/2-1/2

[Event "Guernsey op 43rd"]
[Site "Vale"]
[Date "2017.10.20"]
[Round "6"]
[White "Hewson, Brian Wr"]
[Black "Havenaar, Jan"]
[Result "1/2-1/2"]
[ECO "E17"]
[WhiteElo "1995"]
[BlackElo "2030"]
[PlyCount "123"]
[EventDate "2017.10.15"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GCI"]
[SourceTitle "CBM 181 Extra"]
[Source "ChessBase"]
[SourceDate "2017.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2017.12.12"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. g3 Ba6 5. Qc2 Bb7 6. Nc3 c5 7. dxc5 Bxc5 8. Bg2 Nc6 9. 0-0 0-0 10. a3 Rc8 11. Rd1 Ng4 12. Ne4 f5 13. Nxc5 bxc5 14. Qd2 Na5 15. Qxd7 Qxd7 16. Rxd7 Nb3 17. Rxb7 Nxa1 18. Bf4 Rfd8 19. h3 Rd1+ 20. Bf1 Nf6 21. Ng5 Rd7 22. Bg2 Rxb7 23. Bxb7 Rd8 24. Nxe6 Rd1+ 25. Kg2 Nb3 26. Be3 Rb1 27. Nxc5 Rxb2 28. Bc8 g6 29. Be6+ Kg7 30. Nxb3 Rxb3 31. Bxa7 Rxa3 32. Bd4 Ra6 33. Bd5 g5 34. e4 fxe4 35. Bxe4 h6 36. Bb7 Ra4 37. Bd5 Kg6 38. Bxf6 Kxf6 39. Kf3 Kf5 40. Be4+ Ke5 41. Bd5 h5 42. Bf7 Ra3+ 43. Kg2 h4 44. gxh4 gxh4 45. Bd5 Kf4 46. Kh2 Rc3 47. Kg2 Ke5 48. Kh2 Kd4 49. Kg2 Kc5 50. Be6 Kd4 51. Bd5 Ra3 52. Be6 Ra6 53. Bd5 Rf6 54. Kf1 Kd3 55. Ke1 Ra6 56. Kf1 Kd2 57. Be4 Ra1+ 58. Kg2 Rc1 59. Bd5 Rc3 60. Be6 Ke2 61. Bd5 Rc2 62. Be6 1/2-1/2

[Event "Guernsey op 43rd"]
[Site "Vale"]
[Date "2017.10.19"]
[Round "5"]
[White "Havenaar, Jan"]
[Black "Maloberti, David"]
[Result "1/2-1/2"]
[ECO "C12"]
[WhiteElo "2030"]
[BlackElo "2132"]
[PlyCount "120"]
[EventDate "2017.10.15"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GCI"]
[SourceTitle "CBM 181 Extra"]
[Source "ChessBase"]
[SourceDate "2017.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2017.12.12"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. Nge2 Nf6 5. Bg5 Be7 6. Qd3 Nxe4 7. Bxe7 Qxe7 8. Nxe4 dxe4 9. Qc3 0-0 10. Ng3 f5 11. 0-0-0 Nc6 12. Bc4 Nb4 13. Rhe1 Nd5 14. Bxd5 exd5 15. Qb3 c6 16. f3 Be6 17. f4 Qc7 18. Ne2 b5 19. Kb1 a5 20. Qe3 b4 21. Rc1 Rfb8 22. Red1 Bc8 23. Ng3 a4 24. Qf2 b3 25. cxb3 axb3 26. a3 Ba6 27. Nxf5 Bd3+ 28. Rxd3 exd3 29. Qe3 Re8 30. Qxd3 Qxf4 31. g3 Qf2 32. Nh4 Re3 33. Qf5 Rf8 34. Qd7 Re2 35. Ka1 Rxb2 36. Qe6+ Kh8 37. Ng6+ hxg6 38. Qh3+ Kg8 39. Qe6+ Qf7 40. Qxf7+ Rxf7 41. Kxb2 Rf2+ 42. Kxb3 Rxh2 43. Rxc6 Rd2 44. Kc3 Ra2 45. Kb4 Rd2 46. Kc5 Rd3 47. Rxg6 Rxa3 48. Kxd5 Kf7 49. Rg4 g5 50. Kd6 Kf6 51. d5 Kf5 52. Rd4 Rxg3 53. Ke7 Ra3 54. d6 g4 55. d7 Ra8 56. Rc4 g3 57. Rc8 Ra7 58. Kd6 Rxd7+ 59. Kxd7 Kf4 60. Rg8 Ke4 1/2-1/2

[Event "Guernsey op 43rd"]
[Site "Vale"]
[Date "2017.10.18"]
[Round "4"]
[White "Campbell, Ian"]
[Black "Havenaar, Jan"]
[Result "1/2-1/2"]
[ECO "A47"]
[WhiteElo "1990"]
[BlackElo "2030"]
[PlyCount "43"]
[EventDate "2017.10.15"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GCI"]
[SourceTitle "CBM 181 Extra"]
[Source "ChessBase"]
[SourceDate "2017.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2017.12.12"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 e6 3. g3 b6 4. Bg2 Bb7 5. 0-0 c5 6. c3 Be7 7. Nbd2 0-0 8. Re1 Na6 9. a3 Rc8 10. b4 cxd4 11. cxd4 Nc7 12. Bb2 Nb5 13. Rc1 Rxc1 14. Qxc1 Qa8 15. Qc4 Nd6 16. Qd3 Nde4 17. Rc1 Rc8 18. Rxc8+ Qxc8 19. Nxe4 Bxe4 20. Qd2 Qc4 21. Ne5 Qc2 22. Qxc2 1/2-1/2

[Event "Guernsey op 43rd"]
[Site "Vale"]
[Date "2017.10.17"]
[Round "3"]
[White "Havenaar, Jan"]
[Black "Canonne, Antoine"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2030"]
[BlackElo "1893"]
[PlyCount "69"]
[EventDate "2017.10.15"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GCI"]
[SourceTitle "CBM 181 Extra"]
[Source "ChessBase"]
[SourceDate "2017.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2017.12.12"]
[SourceQuality "1"]

1. Nc3 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Bg5 Bb4 6. Nxc6 bxc6 7. Qd4 Be7 8. e4 0-0 9. 0-0-0 d6 10. e5 Ne8 11. Be3 Be6 12. Bd3 d5 13. Na4 Qc8 14. Nc5 Bf5 15. Qa4 Rb8 16. Qxc6 Rb6 17. Qxd5 c6 18. Qc4 Nc7 19. Bxf5 Qxf5 20. Nd7 Rb4 21. Qxc6 Rc8 22. Rd3 Bg5 23. a3 Bxe3+ 24. fxe3 Qe4 25. Qxe4 Rxe4 26. Rc3 Rg4 27. g3 Rg6 28. Rd1 Re6 29. Rd6 Re7 30. b4 h6 31. a4 Kh7 32. b5 h5 33. a5 Nxb5 34. Rxc8 Nxd6 35. Nf8+ 1-0

[Event "Guernsey op 43rd"]
[Site "Vale"]
[Date "2017.10.16"]
[Round "2"]
[White "Hawkins, James Nick"]
[Black "Havenaar, Jan"]
[Result "1/2-1/2"]
[ECO "B06"]
[WhiteElo "1920"]
[BlackElo "2030"]
[PlyCount "25"]
[EventDate "2017.10.15"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GCI"]
[SourceTitle "CBM 181 Extra"]
[Source "ChessBase"]
[SourceDate "2017.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2017.12.12"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Nf3 a6 5. a4 Nc6 6. h3 e5 7. dxe5 Nxe5 8. Nxe5 Bxe5 9. Ra3 Bd7 10. Bc4 Bc6 11. 0-0 Qd7 12. f4 Bf6 13. Nd5 1/2-1/2

[Event "Guernsey op 43rd"]
[Site "Vale"]
[Date "2017.10.15"]
[Round "1"]
[White "Havenaar, Jan"]
[Black "Schadd, Jan"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "2030"]
[BlackElo "1869"]
[PlyCount "40"]
[EventDate "2017.10.15"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GCI"]
[SourceTitle "CBM 181 Extra"]
[Source "ChessBase"]
[SourceDate "2017.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2017.12.12"]
[SourceQuality "1"]

1. Nc3 d5 2. e4 d4 3. Nce2 e5 4. Ng3 Be6 5. c3 c5 6. Bb5+ Nc6 7. Nf3 f6 8. Qe2 Nge7 9. 0-0 Qd7 10. b4 Ng6 11. bxc5 Nf4 12. Qd1 d3 13. Ba3 h5 14. Qa4 g6 15. Rfb1 h4 16. Nf1 Bh3 17. Bxc6 bxc6 18. Ne3 Bxg2 19. Nxg2 Qg4 20. Nfe1 Nh3+ 1/2-1/2

[Event "Guernsey op 42nd"]
[Site "Vale"]
[Date "2016.10.22"]
[Round "7"]
[White "Spanton, Timothy"]
[Black "Havenaar, Jan"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "1969"]
[BlackElo "2071"]
[PlyCount "87"]
[EventDate "2016.10.16"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GCI"]
[SourceTitle "CBM 175 Extra"]
[Source "ChessBase"]
[SourceDate "2016.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2016.12.12"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Nf3 a6 5. a4 Nc6 6. a5 e5 7. dxe5 Nxe5 8. Nxe5 Bxe5 9. Be2 Ne7 10. Bh6 f5 11. 0-0 Ng8 12. Be3 fxe4 13. Nxe4 Bf5 14. Ng3 Bd7 15. f4 Bg7 16. f5 Qe7 17. Bd4 0-0-0 18. Bxg7 Qxg7 19. f6 Nxf6 20. Qd4 Rdf8 21. Qa7 c6 22. Ra3 Ne8 23. Rxf8 Rxf8 24. Rb3 Kd8 25. Rxb7 c5 26. c3 Qf7 27. Bf3 Qe6 28. Rb8+ Ke7 29. Rb7 Qe3+ 30. Kf1 Nf6 31. Ne2 Rf7 32. Ke1 Kf8 33. Qxa6 Re7 34. Qxd6 Qg1+ 35. Kd2 Qe3+ 36. Kd1 Kf7 37. b3 g5 38. h3 h5 39. a6 g4 40. hxg4 hxg4 41. Bd5+ Kg7 42. Bc4 Qe4 43. Kc1 Qe3+ 44. Qd2 1-0

[Event "Guernsey op 42nd"]
[Site "Vale"]
[Date "2016.10.21"]
[Round "6"]
[White "Havenaar, Jan"]
[Black "Fassaert, Desire Jm"]
[Result "1/2-1/2"]
[ECO "B11"]
[WhiteElo "2071"]
[BlackElo "1919"]
[PlyCount "40"]
[EventDate "2016.10.16"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GCI"]
[SourceTitle "CBM 175 Extra"]
[Source "ChessBase"]
[SourceDate "2016.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2016.12.12"]
[SourceQuality "1"]

1. e4 c6 2. Nc3 d5 3. Nf3 Bg4 4. h3 Bxf3 5. Qxf3 e6 6. Qg3 Nd7 7. d3 g6 8. Bd2 Bg7 9. 0-0-0 Qb6 10. f4 0-0-0 11. f5 d4 12. Ne2 exf5 13. exf5 Ne7 14. fxg6 fxg6 15. Qe1 Rde8 16. c4 Nf5 17. Kb1 Qc5 18. g4 Ne3 19. Bxe3 Rxe3 20. Qd2 Rhe8 1/2-1/2

[Event "Guernsey op 42nd"]
[Site "Vale"]
[Date "2016.10.20"]
[Round "5"]
[White "Frijling, Jeroen"]
[Black "Havenaar, Jan"]
[Result "0-1"]
[ECO "A90"]
[WhiteElo "1778"]
[BlackElo "2071"]
[PlyCount "142"]
[EventDate "2016.10.16"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GCI"]
[SourceTitle "CBM 175 Extra"]
[Source "ChessBase"]
[SourceDate "2016.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2016.12.12"]
[SourceQuality "1"]

1. d4 e6 2. c4 f5 3. g3 Nf6 4. Bg2 d5 5. b3 c6 6. Nf3 Bd6 7. 0-0 Qe7 8. a4 Nbd7 9. Ba3 c5 10. e3 b6 11. Nc3 Ne4 12. Qc2 Nxc3 13. Qxc3 Bb7 14. Ne5 cxd4 15. Bxd6 dxc3 16. Bxe7 Nxe5 17. Bb4 c2 18. Bd2 0-0-0 19. Rfc1 dxc4 20. Rxc2 Be4 21. Bxe4 fxe4 22. Bb4 a5 23. Ba3 Rd7 24. Bb2 Nf3+ 25. Kg2 Nd2 26. bxc4 Nb3 27. Ra2 Rhd8 28. Ra3 Rd2 29. Rxd2 Nxd2 30. Bxg7 Rd3 31. Ra2 Kb7 32. Rb2 Nxc4 33. Rc2 Nd2 34. h4 Rd7 35. Bb2 h5 36. Bf6 Rd5 37. Bg7 Rd7 38. Bf6 Rd5 39. Bg7 Rd7 40. Bf6 e5 41. Bxe5 Nf3 42. Bc3 Rc7 43. Rc1 Rc4 44. Bb2 Rxa4 45. Bf6 Rb4 46. g4 Rb5 47. g5 Nxh4+ 48. Kg3 Ng6 49. Rc4 Rb4 50. Rxb4 axb4 51. f4 exf3 52. Kxf3 Kc6 53. Ke4 h4 54. Be5 h3 55. Bg3 Kb5 56. Kd3 Ka4 57. Kc2 Ka3 58. Kb1 Kb3 59. e4 Kc4 60. Kb2 Kd4 61. Kb3 Kxe4 62. Kxb4 Kf5 63. Kb5 Kxg5 64. Kxb6 Kg4 65. Bh2 Kf3 66. Kc5 Nf4 67. Kd4 Ne2+ 68. Kd3 Ng3 69. Kd4 Kg4 70. Ke3 Nf1+ 71. Ke2 Nxh2 0-1

[Event "Guernsey op 42nd"]
[Site "Vale"]
[Date "2016.10.19"]
[Round "4"]
[White "Havenaar, Jan"]
[Black "Magnussen, Pal"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2071"]
[BlackElo "1926"]
[PlyCount "92"]
[EventDate "2016.10.16"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GCI"]
[SourceTitle "CBM 175 Extra"]
[Source "ChessBase"]
[SourceDate "2016.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2016.12.12"]
[SourceQuality "1"]

1. Nc3 d5 2. e4 d4 3. Nce2 e5 4. Ng3 Be6 5. c3 c5 6. Nf3 Bd6 7. Bb5+ Nd7 8. Qe2 g6 9. 0-0 a6 10. Bc4 Qe7 11. Bxe6 Qxe6 12. b3 Ngf6 13. c4 0-0-0 14. d3 h6 15. a3 Qe7 16. Bd2 Nf8 17. b4 Ne6 18. Qd1 Nd7 19. Rb1 Rdf8 20. b5 axb5 21. Rxb5 Nb8 22. Qa4 f5 23. Rfb1 Rh7 24. Qa8 f4 25. Ne2 Nd8 26. Ba5 Ndc6 27. Bb6 g5 28. Nc1 g4 29. Ne1 Rg8 30. Nb3 g3 31. fxg3 fxg3 32. h3 Qg5 33. Nf3 Qe3+ 34. Kh1 Rf8 35. Nbd2 Qxd3 36. R5b3 Qc2 37. R3b2 Qd3 38. Bxc5 Bxc5 39. Nxe5 Qxb1+ 40. Rxb1 Nxe5 41. Qa5 Nd3 42. Nb3 Rhf7 43. Kg1 Na6 44. Nxc5 Naxc5 45. Qa8+ Kc7 46. Qa5+ Kb8 0-1

[Event "Guernsey op 42nd"]
[Site "Vale"]
[Date "2016.10.18"]
[Round "3"]
[White "French, Max"]
[Black "Havenaar, Jan"]
[Result "1-0"]
[ECO "A84"]
[WhiteElo "1983"]
[BlackElo "2071"]
[PlyCount "85"]
[EventDate "2016.10.16"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GCI"]
[SourceTitle "CBM 175 Extra"]
[Source "ChessBase"]
[SourceDate "2016.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2016.12.12"]
[SourceQuality "1"]

1. d4 e6 2. c4 f5 3. Nc3 Nf6 4. g3 Bb4 5. Bg5 0-0 6. Bg2 c5 7. e3 d6 8. Nge2 h6 9. Bxf6 Qxf6 10. 0-0 Nc6 11. Nb5 cxd4 12. Nexd4 Nxd4 13. exd4 Qd8 14. c5 dxc5 15. a3 Qd7 16. Qe2 c4 17. Qxc4 Be7 18. Nc7 Rb8 19. Nxe6 b5 20. Nxf8+ Kxf8 21. Qd3 Bf6 22. Rfd1 Bb7 23. Bxb7 Rxb7 24. b4 Rc7 25. Rac1 Rxc1 26. Rxc1 f4 27. Qc3 fxg3 28. Qc8+ Qxc8 29. Rxc8+ Kf7 30. hxg3 Bxd4 31. Kf1 Ke6 32. Rc2 h5 33. Ke2 Bb6 34. Kf3 Kf5 35. Rd2 Ke5 36. Rd7 g6 37. Ke2 Ke6 38. Rd1 Bc7 39. Rc1 Bb6 40. Rc6+ Kd5 41. Rxg6 Bd4 42. Rg5+ Kc4 43. Rxh5 1-0

[Event "Guernsey op 42nd"]
[Site "Vale"]
[Date "2016.10.17"]
[Round "2"]
[White "Havenaar, Jan"]
[Black "Bakker, Joop"]
[Result "1/2-1/2"]
[ECO "B01"]
[WhiteElo "2071"]
[BlackElo "1868"]
[PlyCount "36"]
[EventDate "2016.10.16"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GCI"]
[SourceTitle "CBM 175 Extra"]
[Source "ChessBase"]
[SourceDate "2016.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2016.12.12"]
[SourceQuality "1"]

1. Nc3 d5 2. e4 dxe4 3. Nxe4 Qd5 4. Nc3 Qa5 5. d4 e5 6. dxe5 Bb4 7. Bd2 Qxe5+ 8. Qe2 Nc6 9. Nf3 Qxe2+ 10. Bxe2 Bf5 11. 0-0-0 0-0-0 12. Bc4 Bg6 13. Nh4 Bh5 14. Be2 Bxe2 15. Nxe2 Bxd2+ 16. Rxd2 Rxd2 17. Kxd2 Nf6 18. f3 Rd8+ 1/2-1/2

[Event "Guernsey op 42nd"]
[Site "Vale"]
[Date "2016.10.16"]
[Round "1"]
[White "Hawkins, James Nick"]
[Black "Havenaar, Jan"]
[Result "1/2-1/2"]
[ECO "B60"]
[WhiteElo "1944"]
[BlackElo "2071"]
[PlyCount "25"]
[EventDate "2016.10.16"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GCI"]
[SourceTitle "CBM 175 Extra"]
[Source "ChessBase"]
[SourceDate "2016.12.12"]
[SourceVersion "1"]
[SourceVersionDate "2016.12.12"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nc6 7. Be2 e5 8. Nb3 Be7 9. Qd2 h6 10. Be3 0-0 11. f3 Be6 12. 0-0-0 Ne8 13. Nd5 1/2-1/2

[Event "Guernsey op 41st"]
[Site "Vale"]
[Date "2015.10.24"]
[Round "7"]
[White "Hickman, John"]
[Black "Havenaar, Jan"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "1924"]
[BlackElo "2016"]
[PlyCount "113"]
[EventDate "2015.10.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GCI"]
[SourceTitle "CBM 168 Extra"]
[Source "ChessBase"]
[SourceDate "2015.10.29"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.29"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. f4 a6 5. Nf3 b5 6. Bd3 Nd7 7. a4 b4 8. Ne2 c5 9. c3 Qb6 10. 0-0 Bb7 11. Kh1 bxc3 12. bxc3 Ngf6 13. Rb1 Qc7 14. e5 Nd5 15. e6 fxe6 16. Ng5 N7f6 17. Nxe6 Qc6 18. Rxb7 Qxb7 19. f5 Kf7 20. fxg6+ hxg6 21. Nxg7 Kxg7 22. Rf3 Rh4 23. Bg5 Rh5 24. Qd2 Rah8 25. h4 Nh7 26. Ng3 Rxg5 27. hxg5 Nxg5+ 28. Kg1 Nxf3+ 29. gxf3 e6 30. dxc5 dxc5 31. Qg5 Qf7 32. Qg4 Qf6 33. Ne4 Qf5 34. Nxc5 Qxg4+ 35. fxg4 Kf6 36. Bxa6 Nxc3 37. Kg2 Ke5 38. Kf3 Rh3+ 39. Kg2 Rh7 40. Nd3+ Kd6 41. Bc4 e5 42. a5 Rc7 43. Bg8 Ra7 44. Kg3 Rxa5 45. Nb2 Kc5 46. Nc4 Ra8 47. Bf7 Kd4 48. Nd2 Ne2+ 49. Kf2 Nf4 50. Nf3+ Ke4 51. Ng5+ Kd3 52. Nf3 Ra5 53. Nh4 e4 54. Nxg6 e3+ 55. Kf3 Nxg6 56. Bxg6+ Kd2 57. Ke4 0-1

[Event "Guernsey op 41st"]
[Site "Vale"]
[Date "2015.10.23"]
[Round "6"]
[White "Havenaar, Jan"]
[Black "Godard, Maxence"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "2016"]
[BlackElo "2327"]
[PlyCount "139"]
[EventDate "2015.10.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GCI"]
[SourceTitle "CBM 168 Extra"]
[Source "ChessBase"]
[SourceDate "2015.10.29"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.29"]
[SourceQuality "1"]

1. Nc3 d5 2. e4 d4 3. Nce2 e5 4. Ng3 Be6 5. c3 c5 6. Nf3 Nd7 7. Bb5 f6 8. Qe2 Ne7 9. 0-0 Ng6 10. d3 Qa5 11. c4 a6 12. Bxd7+ Bxd7 13. Nf5 Qc7 14. N3h4 0-0-0 15. g3 Nxh4 16. Nxh4 Bh3 17. Ng2 g5 18. Qh5 Qd7 19. f3 Rg8 20. g4 Bxg2 21. Kxg2 Rg6 22. Qh3 Rh6 23. Qg3 Rh4 24. Bd2 h5 25. h3 Be7 26. b3 Rh8 27. Rh1 b5 28. Rac1 Kb7 29. Qf2 b4 30. Ra1 Bd6 31. Qe2 hxg4 32. fxg4 Ra8 33. Qf3 Be7 34. Qf5 Kc6 35. Qxd7+ Kxd7 36. Be1 Rhh8 37. h4 gxh4 38. Bxh4 a5 39. a4 bxa3 40. Rxa3 Rag8 41. g5 Bd8 42. Raa1 Ke6 43. Bg3 Rxh1 44. Rxh1 Rxg5 45. Rh8 Kd7 46. Rh7+ Be7 47. Rh8 Rg7 48. Kf3 Bd8 49. Rh6 Rg8 50. Rh7+ Be7 51. Be1 Rb8 52. Bxa5 Rxb3 53. Ke2 Rb8 54. Be1 Ke6 55. Bd2 Rg8 56. Kd1 Rg2 57. Ba5 Ra2 58. Be1 Bd8 59. Bd2 Ra1+ 60. Ke2 Rg1 61. Ra7 Be7 62. Rb7 Bd6 63. Rh7 Rg2+ 64. Kd1 Rg6 65. Ke2 f5 66. exf5+ Kxf5 67. Rh5+ Ke6 68. Rh6 Rxh6 69. Bxh6 Kf5 70. Kf3 1/2-1/2

[Event "Guernsey op 41st"]
[Site "Vale"]
[Date "2015.10.22"]
[Round "5"]
[White "Cherniaev, Alexander"]
[Black "Havenaar, Jan"]
[Result "1/2-1/2"]
[ECO "E62"]
[WhiteElo "2458"]
[BlackElo "2016"]
[PlyCount "103"]
[EventDate "2015.10.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GCI"]
[SourceTitle "CBM 168 Extra"]
[Source "ChessBase"]
[SourceDate "2015.10.29"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.29"]
[SourceQuality "1"]

1. d4 g6 2. c4 Bg7 3. Nc3 d6 4. Nf3 Nf6 5. g3 0-0 6. Bg2 Nc6 7. 0-0 e5 8. d5 Ne7 9. Ne1 Nd7 10. e4 f5 11. Nd3 Nf6 12. Bg5 h6 13. Bxf6 Bxf6 14. exf5 gxf5 15. Qd2 Kh7 16. Rae1 Ng6 17. f4 exf4 18. Nxf4 Nxf4 19. gxf4 Bd7 20. Kh1 Rf7 21. Nb5 a6 22. Nd4 Bxd4 23. Qxd4 Qh8 24. Qf2 Re8 25. Rc1 Rfe7 26. Bf3 Re3 27. Rg1 R8e7 28. Rg2 Qd4 29. Qg3 Rg7 30. Qxg7+ Qxg7 31. Rxg7+ Kxg7 32. Kg2 Rd3 33. Rc2 c5 34. Kf2 b5 35. cxb5 Bxb5 36. b3 Rd4 37. a4 Bd7 38. Ke3 Rb4 39. Rc3 Kf6 40. Be2 Re4+ 41. Kf3 a5 42. Re3 Rd4 43. Bc4 Kf7 44. Rc3 Ke7 45. Rc1 Kf6 46. Re1 Kf7 47. Rc1 Kf6 48. Rc3 Be8 49. Rd3 Bh5+ 50. Kg3 Rxd3+ 51. Bxd3 Bd1 52. Bc4 1/2-1/2

[Event "Guernsey op 41st"]
[Site "Vale"]
[Date "2015.10.21"]
[Round "4"]
[White "Havenaar, Jan"]
[Black "Curtis, John E"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2016"]
[BlackElo "2101"]
[PlyCount "121"]
[EventDate "2015.10.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GCI"]
[SourceTitle "CBM 168 Extra"]
[Source "ChessBase"]
[SourceDate "2015.10.29"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.29"]
[SourceQuality "1"]

1. Nc3 d6 2. f4 e5 3. Nf3 exf4 4. d4 g5 5. h4 g4 6. Ng5 h6 7. Nge4 d5 8. Nf2 Nf6 9. Bxf4 Bd6 10. Qd2 Nh5 11. Bxd6 Qxd6 12. e4 Ng3 13. Rg1 Nxf1 14. Rxf1 c6 15. 0-0-0 Be6 16. Rde1 Nd7 17. exd5 cxd5 18. Nd3 0-0-0 19. Nf4 Rde8 20. Nb5 Qb6 21. Qb4 Kb8 22. Qd6+ Qxd6 23. Nxd6 Ref8 24. Nb5 Re8 25. Nc3 Nb6 26. Re5 Nc4 27. Re2 Nb6 28. Rfe1 Rhf8 29. g3 Rc8 30. Re5 Rc4 31. Nce2 Rc6 32. Nxe6 Rxe6 33. Rxe6 fxe6 34. Nf4 Rf6 35. Rxe6 Rxe6 36. Nxe6 Kc8 37. Nf4 Kd7 38. b3 Kd6 39. Kd2 Nd7 40. c4 Nf6 41. Ke3 Ne4 42. Ne2 Ke6 43. cxd5+ Kf5 44. a4 b6 45. Kd3 a6 46. b4 Nf2+ 47. Kd2 Ne4+ 48. Ke3 b5 49. axb5 axb5 50. Kd3 Nf2+ 51. Kd2 Ne4+ 52. Ke3 Nd6 53. Nc3 h5 54. Kd3 Kg6 55. Nxb5 Nxb5 56. Kc4 Nd6+ 57. Kc5 Ne4+ 58. Kc6 Nxg3 59. d6 Nf5 60. d7 Nxd4+ 61. Kd5 1-0

[Event "Guernsey op 41st"]
[Site "Vale"]
[Date "2015.10.20"]
[Round "3"]
[White "Havenaar, Jan"]
[Black "Murray, John Stephen"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "2016"]
[BlackElo "1814"]
[PlyCount "49"]
[EventDate "2015.10.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GCI"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. Nc3 c5 2. f4 d6 3. Nf3 g6 4. e4 Nc6 5. Bc4 Bg7 6. 0-0 e6 7. d3 Nge7 8. f5 exf5 9. Qe1 Ne5 10. Nxe5 Bxe5 11. Qh4 Nc6 12. Bg5 f6 13. Bh6 Bxc3 14. bxc3 Qe7 15. exf5 g5 16. Qh5+ Kd8 17. Rae1 Ne5 18. d4 cxd4 19. cxd4 Bxf5 20. dxe5 dxe5 21. Qe2 Be6 22. Bxe6 Qxe6 23. Bg7 Qb6+ 24. Kh1 Re8 25. Bxf6+ 1-0

[Event "Guernsey op 41st"]
[Site "Vale"]
[Date "2015.10.19"]
[Round "2"]
[White "Corkett, Anthony R"]
[Black "Havenaar, Jan"]
[Result "1-0"]
[ECO "A10"]
[WhiteElo "2306"]
[BlackElo "2016"]
[PlyCount "101"]
[EventDate "2015.10.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GCI"]
[SourceTitle "CBM 168 Extra"]
[Source "ChessBase"]
[SourceDate "2015.10.29"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.29"]
[SourceQuality "1"]

1. Nf3 e6 2. g3 f5 3. Bg2 Nf6 4. c4 d5 5. 0-0 c6 6. b3 Nbd7 7. Bb2 Bd6 8. d3 0-0 9. Nc3 Qe7 10. Qc2 Ne5 11. Rfe1 Nxf3+ 12. exf3 Qf7 13. f4 Bd7 14. d4 Qh5 15. Qe2 Qh6 16. c5 Bc7 17. Bc1 b6 18. b4 a5 19. b5 Ne4 20. Nxe4 dxe4 21. a4 Qf6 22. Bb2 Qe7 23. Ba3 Rfb8 24. Reb1 Qe8 25. Bf1 Ra7 26. Rb2 Rab7 27. Rab1 g6 28. Qc4 Kg7 29. cxb6 Bxb6 30. Bc5 cxb5 31. axb5 Rc8 32. Qc3 Kf7 33. Qa3 Qd8 34. Rc2 Ra8 35. Be2 Qb8 36. f3 Bd8 37. Rcb2 Bb6 38. fxe4 fxe4 39. Bf1 Qh8 40. Qe3 Bxc5 41. dxc5 Bc6 42. Bg2 Rd8 43. Bxe4 Bxe4 44. Qxe4 Rc7 45. c6 Rd5 46. Re2 Qc8 47. h3 Re7 48. Qc4 Qd8 49. b6 Rd4 50. c7 Rxc4 51. cxd8Q 1-0

[Event "Guernsey op 41st"]
[Site "Vale"]
[Date "2015.10.18"]
[Round "1"]
[White "Havenaar, Jan"]
[Black "Petersons, Ojars"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2016"]
[BlackElo "1827"]
[PlyCount "107"]
[EventDate "2015.10.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GCI"]
[SourceTitle "EXT 2017"]
[Source "ChessBase"]
[SourceDate "2016.10.25"]
[SourceVersion "1"]
[SourceVersionDate "2016.10.25"]
[SourceQuality "1"]

1. Nc3 d5 2. e4 d4 3. Nce2 e5 4. Ng3 Be6 5. c3 Nc6 6. Bb5 Qd6 7. Nf3 f6 8. 0-0 Nge7 9. Qa4 0-0-0 10. cxd4 Nxd4 11. Nxd4 Qxd4 12. Qa5 Qb6 13. Qxb6 cxb6 14. d3 Nc6 15. Be3 Nd4 16. Rfc1+ Kb8 17. Bc4 Bc8 18. a3 b5 19. Bd5 Rxd5 20. exd5 Nb3 21. Rab1 Nxc1 22. Rxc1 f5 23. Bc5 b6 24. Bxf8 Rxf8 25. d4 e4 26. Nh5 Rd8 27. Nxg7 Rxd5 28. Rd1 f4 29. Ne8 Bf5 30. Rd2 Bg6 31. Nf6 Rd6 32. Ng4 e3 33. fxe3 Bh5 34. Ne5 fxe3 35. Rd3 e2 36. Re3 Kc7 37. Nf3 Bxf3 38. gxf3 Rxd4 39. Rxe2 Kd6 40. Kf2 a5 41. Ke3 Rh4 42. f4 Ke6 43. Ke4 a4 44. Rc2 Kd6 45. Kf5 Rh5+ 46. Kf6 Kd5 47. f5 Ke4 48. Re2+ Kd3 49. Rg2 Ke4 50. Rg4+ Kd3 51. Rb4 Rxh2 52. Kg7 Rg2+ 53. Kxh7 Rg5 54. f6 1-0

[Event "Leiden LCT op-A 09th"]
[Site "Leiden"]
[Date "2015.07.24"]
[Round "7"]
[White "Havenaar, Jan"]
[Black "Den Hartog, Marijn"]
[Result "0-1"]
[ECO "C11"]
[WhiteElo "2017"]
[BlackElo "2088"]
[PlyCount "46"]
[EventDate "2015.07.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. Nc3 d5 2. e4 e6 3. d4 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Nc6 7. Ne2 cxd4 8. Nexd4 Qb6 9. c3 Be7 10. Bd3 g5 11. Nxc6 bxc6 12. fxg5 Rb8 13. Qc2 Nc5 14. Bxh7 Rxh7 15. Qxh7 Ba6 16. Kd1 Nd3 17. g6 Nf2+ 18. Ke1 Nd3+ 19. Kd1 Nxb2+ 20. Bxb2 Qxb2 21. Qxf7+ Kd8 22. Nd4 Qxa1+ 23. Kd2 Bg5+ 0-1

[Event "Leiden op-A 9th"]
[Site "Leiden"]
[Date "2015.07.23"]
[Round "6"]
[White "Van der Scheer, Henk"]
[Black "Havenaar, Jan"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "2049"]
[BlackElo "2017"]
[PlyCount "82"]
[EventDate "2015.07.17"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 167 Extra"]
[Source "ChessBase"]
[SourceDate "2015.09.14"]
[SourceVersion "1"]
[SourceVersionDate "2015.09.14"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d5 3. g3 e6 4. Bg2 Bd6 5. Nc3 c6 6. Bg5 h6 7. Bxf6 Qxf6 8. e4 Qe7 9. e5 Bc7 10. 0-0 Nd7 11. Re1 0-0 12. Nd2 c5 13. f4 cxd4 14. Ne2 Bb6 15. Kh1 d3 16. cxd3 Qb4 17. Nb3 Nc5 18. Nxc5 Bxc5 19. d4 Bb6 20. Rb1 Bd7 21. a3 Qa4 22. Nc3 Qxd4 23. Qh5 Kh7 24. Rbd1 Qc5 25. g4 g6 26. Qh4 Qf2 27. Qe7 Bc6 28. Rf1 Qc5 29. Qh4 Bd8 30. Qh3 Be7 31. Bf3 Rad8 32. g5 h5 33. Bxh5 gxh5 34. Qxh5+ Kg8 35. g6 d4+ 36. Rf3 Bxf3+ 37. Qxf3 dxc3 38. Rg1 Qc6 39. Qxc6 bxc6 40. f5 exf5 41. gxf7+ Kxf7 0-1

[Event "Guernsey op 40th"]
[Site "Vale"]
[Date "2014.10.25"]
[Round "7"]
[White "Havenaar, Jan"]
[Black "Kirby, Peter J"]
[Result "1/2-1/2"]
[ECO "B34"]
[WhiteElo "2050"]
[BlackElo "1985"]
[PlyCount "34"]
[EventDate "2014.10.19"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GCI"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. Nc3 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. e4 Bg7 6. Be3 Nf6 7. Be2 0-0 8. Nb3 a5 9. a4 Nb4 10. e5 Ne8 11. f4 d6 12. 0-0 Be6 13. Nd4 dxe5 14. Nxe6 fxe6 15. fxe5 Qxd1 16. Raxd1 Rxf1+ 17. Bxf1 Bxe5 1/2-1/2

[Event "Guernsey op 40th"]
[Site "Vale"]
[Date "2014.10.24"]
[Round "6"]
[White "Phillips, Owen S"]
[Black "Havenaar, Jan"]
[Result "1/2-1/2"]
[ECO "A08"]
[WhiteElo "1915"]
[BlackElo "2050"]
[PlyCount "33"]
[EventDate "2014.10.19"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GCI"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. g3 g6 4. Bg2 Bg7 5. 0-0 e6 6. d3 Nge7 7. Nbd2 0-0 8. Re1 d5 9. e5 Qc7 10. Qe2 b6 11. h4 h6 12. Nf1 Bb7 13. N1h2 Rad8 14. Bf4 Kh7 15. Ng4 Ng8 16. c3 Ba6 17. Qd2 1/2-1/2

[Event "Guernsey op 40th"]
[Site "Vale"]
[Date "2014.10.23"]
[Round "5"]
[White "Havenaar, Jan"]
[Black "Da Ces, Philippe"]
[Result "1/2-1/2"]
[ECO "B01"]
[WhiteElo "2050"]
[BlackElo "1969"]
[PlyCount "98"]
[EventDate "2014.10.19"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GCI"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. Nc3 d5 2. e4 dxe4 3. Nxe4 Qd5 4. Nc3 Qa5 5. d4 Nf6 6. Bc4 Bg4 7. f3 Bf5 8. Nge2 Nbd7 9. g4 Bg6 10. Nf4 e5 11. Nxg6 hxg6 12. Bd2 Qb6 13. Qe2 0-0-0 14. dxe5 Nxe5 15. 0-0-0 Bd6 16. Bb3 Rhe8 17. g5 Nh5 18. Nd5 Qc6 19. f4 Nd7 20. Qg4 Kb8 21. Rhe1 Nc5 22. Nc3 Nxb3+ 23. axb3 a6 24. h3 Rxe1 25. Rxe1 Re8 26. Rxe8+ Qxe8 27. f5 Qe5 28. fxg6 fxg6 29. Ne4 Ng3 30. Nxd6 Qxd6 31. Qf3 Nf5 32. Bf4 Qd4 33. c3 Qc5 34. Kb1 Qg1+ 35. Ka2 Qc5 36. Qe4 Qe7 37. Qc4 Nd6 38. Qd5 Qf7 39. Qd4 Qe7 40. c4 Qd7 41. Qd2 Qe7 42. Qd5 Qf7 43. Qd4 Qe7 44. c5 Nf5 45. Qd5 Qe8 46. b4 Kc8 47. b5 Kb8 48. Ka3 Kc8 49. Qc4 Kb8 1/2-1/2

[Event "Guernsey op 40th"]
[Site "Vale"]
[Date "2014.10.22"]
[Round "4"]
[White "Van Veen, Wout"]
[Black "Havenaar, Jan"]
[Result "1/2-1/2"]
[ECO "A40"]
[WhiteElo "1835"]
[BlackElo "2050"]
[PlyCount "66"]
[EventDate "2014.10.19"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GCI"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. e4 c5 2. Ne2 g6 3. d4 cxd4 4. Nxd4 Bg7 5. c4 Qb6 6. Be3 Qxb2 7. Nb3 Nc6 8. Bc5 d6 9. Ba3 Qe5 10. N1d2 f5 11. Rb1 Nf6 12. Bb2 Qe6 13. Be2 fxe4 14. 0-0 0-0 15. Re1 Qf5 16. f3 exf3 17. Nxf3 Ng4 18. Bd3 Qf7 19. Be4 Bxb2 20. Rxb2 Nce5 21. c5 Qf6 22. Rd2 dxc5 23. Nxc5 Qb6 24. Qb3+ Qxb3 25. axb3 Nc6 26. Bxc6 bxc6 27. Rxe7 Nf6 28. Rc7 Bf5 29. Rxc6 Rac8 30. Rdd6 Ne4 31. Nxe4 Bxe4 32. Rxc8 Rxc8 33. Ra6 Rc3 1/2-1/2

[Event "Guernsey op 40th"]
[Site "Vale"]
[Date "2014.10.21"]
[Round "3"]
[White "Havenaar, Jan"]
[Black "Mack, Wolfgang"]
[Result "0-1"]
[ECO "C47"]
[WhiteElo "2050"]
[BlackElo "2219"]
[PlyCount "94"]
[EventDate "2014.10.19"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GCI"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. Nc3 Nf6 2. e4 e5 3. g3 d5 4. exd5 Nxd5 5. Bg2 Nxc3 6. bxc3 Bc5 7. Nf3 Nc6 8. 0-0 0-0 9. Qe2 Re8 10. d3 Bf5 11. Ng5 Qd7 12. Be3 Bb6 13. Rab1 Bg4 14. Qd2 Rad8 15. Rb5 h6 16. Ne4 Re6 17. Nc5 Bxc5 18. Rxc5 e4 19. h3 Bf3 20. Bxf3 exf3 21. Rf5 Rg6 22. Rxf3 Ne5 23. Rf4 Qxh3 24. Qe2 Ng4 25. Rxg4 Qxg4 26. Qxg4 Rxg4 27. Rb1 b6 28. c4 Rg6 29. Rb5 Kf8 30. Kf1 Ke7 31. Ke2 Re6 32. Rf5 f6 33. Kf3 Kf7 34. g4 Rde8 35. Rd5 Re5 36. d4 Rxd5 37. cxd5 b5 38. Bf4 Re7 39. d6 cxd6 40. Bxd6 Re1 41. Bb4 Rc1 42. c3 Ke6 43. Ke4 Rd1 44. Bf8 g6 45. Bxh6 f5+ 46. gxf5+ gxf5+ 47. Ke3 Ra1 0-1

[Event "Guernsey op 40th"]
[Site "Vale"]
[Date "2014.10.20"]
[Round "2"]
[White "De Haan, Eric"]
[Black "Havenaar, Jan"]
[Result "1/2-1/2"]
[ECO "A50"]
[WhiteElo "2282"]
[BlackElo "2050"]
[PlyCount "65"]
[EventDate "2014.10.19"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GCI"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 Nc6 3. Nc3 e5 4. d5 Ne7 5. h4 Neg8 6. e3 Bb4 7. Bd2 a5 8. a3 Bxc3 9. Bxc3 d6 10. c5 Ne7 11. e4 0-0 12. f3 Nd7 13. cxd6 cxd6 14. g4 Ng6 15. Qc2 h6 16. 0-0-0 Nc5 17. Bb5 Bd7 18. Bxd7 Qxd7 19. Ne2 Rfc8 20. h5 Nf4 21. Nxf4 exf4 22. g5 Na4 23. gxh6 Nxc3 24. bxc3 gxh6 25. Rhg1+ Kh8 26. Qd2 Kh7 27. Qd4 Rg8 28. Qf6 Rac8 29. Kd2 Qc7 30. Qf5+ Kh8 31. Qf6+ Kh7 32. Qf5+ Kh8 33. Qf6+ 1/2-1/2

[Event "Guernsey op 40th"]
[Site "Vale"]
[Date "2014.10.19"]
[Round "1"]
[White "Havenaar, Jan"]
[Black "Brookfield, Toby"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "2050"]
[BlackElo "1879"]
[PlyCount "51"]
[EventDate "2014.10.19"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GCI"]
[SourceTitle "EXT 2016"]
[Source "ChessBase"]
[SourceDate "2015.10.08"]
[SourceVersion "1"]
[SourceVersionDate "2015.10.08"]
[SourceQuality "1"]

1. Nc3 c5 2. e4 d6 3. f4 g6 4. Nf3 Bg7 5. Bc4 Nc6 6. 0-0 e6 7. f5 exf5 8. d3 Nd4 9. Nxd4 Bxd4+ 10. Kh1 Be6 11. Nd5 h6 12. c3 Bg7 13. exf5 gxf5 14. Qa4+ Kf8 15. Qb3 Ne7 16. Nxe7 Qxe7 17. Bf4 Bxc4 18. Qxc4 Re8 19. Qd5 Be5 20. Bxe5 dxe5 21. Rxf5 Rd8 22. Qe4 f6 23. Raf1 Kg7 24. R1f3 Rhg8 25. Qh4 e4 26. Rxf6 1-0

[Event "Guernsey op"]
[Site "Guernsey"]
[Date "2013.10.26"]
[Round "7"]
[White "Hoare, Amy B"]
[Black "Havenaar, Jan"]
[Result "1/2-1/2"]
[ECO "B06"]
[WhiteElo "1930"]
[BlackElo "2072"]
[PlyCount "97"]
[EventDate "2013.10.20"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GCI"]
[SourceTitle "CBM 157 Extra"]
[Source "ChessBase"]
[SourceDate "2013.12.19"]
[SourceVersion "1"]
[SourceVersionDate "2013.12.19"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Be3 a6 5. Qd2 Nd7 6. h4 h5 7. Nh3 b5 8. Ng5 Bb7 9. f3 c5 10. 0-0-0 Qc7 11. dxc5 Nxc5 12. Nd5 Qc6 13. Bd4 Bxd4 14. Qxd4 e5 15. Qf2 f6 16. Nh3 Rc8 17. Bd3 Nd7 18. g4 Ne7 19. gxh5 gxh5 20. Rhg1 Qc5 21. Qxc5 Rxc5 22. Nxe7 Kxe7 23. Rg7+ Kd8 24. Rdg1 Rc8 25. Rf7 d5 26. Rgg7 Rc7 27. Nf2 Rf8 28. Re7 Re8 29. Ref7 Rf8 30. Re7 Re8 31. Rxe8+ Kxe8 32. Rh7 Kf8 33. exd5 Bxd5 34. Bf5 Bc6 35. Ne4 Rb7 36. Nd6 Rc7 37. Ne4 Rb7 38. Bxd7 Rxd7 39. Rxd7 Bxd7 40. Nxf6 Bc6 41. Nxh5 Bxf3 42. Ng3 a5 43. a3 Kg7 44. Kd2 Bd5 45. Kd3 Kg6 46. b3 Kf6 47. Ke3 Kg6 48. Kd3 Kf6 49. Ke3 1/2-1/2

[Event "Guernsey op"]
[Site "Guernsey"]
[Date "2013.10.25"]
[Round "6"]
[White "Havenaar, Jan"]
[Black "Dijksterhuis, Rolf"]
[Result "1-0"]
[ECO "C42"]
[WhiteElo "2072"]
[BlackElo "1988"]
[PlyCount "121"]
[EventDate "2013.10.20"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GCI"]
[SourceTitle "CBM 157 Extra"]
[Source "ChessBase"]
[SourceDate "2013.12.19"]
[SourceVersion "1"]
[SourceVersionDate "2013.12.19"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Be7 7. 0-0 0-0 8. c4 Nc6 9. Nc3 Nf6 10. Ne5 Nb4 11. c5 Nxd3 12. Qxd3 Ng4 13. Bf4 Nxe5 14. Bxe5 c6 15. Rfe1 Bf6 16. Qf3 Bxe5 17. Rxe5 Qh4 18. Qd3 Bd7 19. g3 Qf6 20. Rae1 Rfe8 21. R1e3 Rxe5 22. Rxe5 Re8 23. Qe3 Rxe5 24. Qxe5 Qxe5 25. dxe5 f6 26. exf6 g6 27. Ne2 Kf7 28. f4 Kxf6 29. Nd4 g5 30. Kf2 gxf4 31. gxf4 Bg4 32. b4 Bd1 33. Ke3 Bg4 34. b5 Bd7 35. a4 Be8 36. Kd3 Bg6+ 37. Kc3 Be8 38. Kb4 Ke7 39. Ka5 Kd8 40. b6 a6 41. Kb4 Ke7 42. Kc3 Kf6 43. a5 Bd7 44. Kd3 Be8 45. Ke3 Bd7 46. Kf3 Bc8 47. Kg3 Bd7 48. Kh4 Be8 49. Kg4 h6 50. Kh4 Bd7 51. Kh5 Kg7 52. Nc2 Be8+ 53. Kh4 Bd7 54. Nb4 Bc8 55. Kh5 d4 56. Kh4 Kf6 57. Kg3 Ke7 58. Kf3 Kf6 59. Nc2 Ke6 60. Ke4 d3 61. Nd4+ 1-0

[Event "Guernsey op"]
[Site "Guernsey"]
[Date "2013.10.24"]
[Round "5"]
[White "Von Saldern, Ruediger"]
[Black "Havenaar, Jan"]
[Result "1/2-1/2"]
[ECO "A54"]
[WhiteElo "1962"]
[BlackElo "2072"]
[PlyCount "37"]
[EventDate "2013.10.20"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GCI"]
[SourceTitle "CBM 157 Extra"]
[Source "ChessBase"]
[SourceDate "2013.12.19"]
[SourceVersion "1"]
[SourceVersionDate "2013.12.19"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d6 3. c4 Nc6 4. Nc3 e5 5. dxe5 Nxe5 6. Nxe5 dxe5 7. Qxd8+ Kxd8 8. Bg5 c6 9. 0-0-0+ Kc7 10. e4 Bb4 11. f3 Bxc3 12. bxc3 Re8 13. Be2 Be6 14. Rd2 Nd7 15. Be3 Nb6 16. Rhd1 Rad8 17. Bxb6+ axb6 18. Rxd8 Rxd8 19. Rxd8 1/2-1/2

[Event "Guernsey op"]
[Site "Guernsey"]
[Date "2013.10.23"]
[Round "4"]
[White "Havenaar, Jan"]
[Black "Marley, Andrew"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "2072"]
[BlackElo "1905"]
[PlyCount "81"]
[EventDate "2013.10.20"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GCI"]
[SourceTitle "CBM 157 Extra"]
[Source "ChessBase"]
[SourceDate "2013.12.19"]
[SourceVersion "1"]
[SourceVersionDate "2013.12.19"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. h3 e6 7. Be3 b5 8. Bd3 Nbd7 9. a4 b4 10. Nc6 Qc7 11. Nxb4 d5 12. Nba2 Bb7 13. exd5 Nxd5 14. Nxd5 Bxd5 15. 0-0 Nf6 16. c4 Bb7 17. Qc2 h5 18. Rfe1 Bd6 19. Nc3 Bb4 20. Red1 Qe5 21. Ne2 Qc7 22. Bd4 Qc6 23. f3 h4 24. Kf1 Qc7 25. Qc1 Qh2 26. Qe3 Rh5 27. Qg1 Qc7 28. Qe3 Kf8 29. Rac1 Re8 30. Bb6 Qh2 31. b3 g5 32. Qg1 Qb8 33. Nc3 Qe5 34. Bd4 Qf4 35. Qe3 e5 36. Qxf4 gxf4 37. Bb6 Ke7 38. Ne4 Nxe4 39. Bxe4 Bxe4 40. fxe4 Rg5 41. Bf2 1-0

[Event "Guernsey op"]
[Site "Guernsey"]
[Date "2013.10.22"]
[Round "3"]
[White "Havenaar, Jan"]
[Black "Sikkel, Dirk"]
[Result "0-1"]
[ECO "B23"]
[WhiteElo "2072"]
[PlyCount "56"]
[EventDate "2013.10.20"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GCI"]
[SourceTitle "CBM 157 Extra"]
[Source "ChessBase"]
[SourceDate "2013.12.19"]
[SourceVersion "1"]
[SourceVersionDate "2013.12.19"]
[SourceQuality "1"]

1. Nc3 g6 2. e4 Bg7 3. f4 c5 4. Nf3 Nc6 5. Bb5 Nd4 6. Nxd4 cxd4 7. Ne2 a6 8. Bd3 e6 9. 0-0 Ne7 10. c3 Nc6 11. Kh1 b5 12. Qe1 0-0 13. Qf2 f5 14. e5 d6 15. Qf3 Qb6 16. cxd4 Bb7 17. Qe3 Rad8 18. Bb1 Nb4 19. Nc3 Qc6 20. Qe2 dxe5 21. dxe5 Rd4 22. d3 Nxd3 23. Be3 Rd7 24. a3 Rfd8 25. Ba2 Kf7 26. h3 Bf8 27. Bb3 Bc5 28. Bxc5 Nxc5 0-1

[Event "Guernsey op"]
[Site "Guernsey"]
[Date "2013.10.21"]
[Round "2"]
[White "Tiviakov, Sergei"]
[Black "Havenaar, Jan"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2652"]
[BlackElo "2072"]
[PlyCount "77"]
[EventDate "2013.10.20"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GCI"]
[SourceTitle "CBM 157 Extra"]
[Source "ChessBase"]
[SourceDate "2013.12.19"]
[SourceVersion "1"]
[SourceVersionDate "2013.12.19"]
[SourceQuality "1"]

1. e4 c5 2. c3 g6 3. d4 cxd4 4. cxd4 d5 5. e5 Nc6 6. Nc3 Bg7 7. Bb5 e6 8. Nf3 Bd7 9. 0-0 Nge7 10. Bf4 0-0 11. Qd2 Nf5 12. Bg5 f6 13. exf6 Bxf6 14. Bxf6 Qxf6 15. Bxc6 Bxc6 16. Ne5 Rac8 17. Rfe1 Rc7 18. Rad1 g5 19. Ng4 Qg6 20. Re5 Rg7 21. Rde1 Bd7 22. R5e2 Bc8 23. Ne5 Qf6 24. f3 h5 25. Rf2 Qd8 26. Ne2 Rf6 27. Ng3 Nxg3 28. hxg3 Rf8 29. g4 h4 30. f4 gxf4 31. Rxf4 Rxf4 32. Qxf4 Bd7 33. Rf1 Bb5 34. Rf2 Qa5 35. Kh2 Qe1 36. Qf6 Qe3 37. Rf3 Qxd4 38. Qxe6+ Kh7 39. Rf5 1-0

[Event "Guernsey op"]
[Site "Guernsey"]
[Date "2013.10.20"]
[Round "1"]
[White "Jouault, Louis"]
[Black "Havenaar, Jan"]
[Result "0-1"]
[ECO "B30"]
[WhiteElo "1917"]
[BlackElo "2072"]
[PlyCount "60"]
[EventDate "2013.10.20"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GCI"]
[SourceTitle "CBM 157 Extra"]
[Source "ChessBase"]
[SourceDate "2013.12.19"]
[SourceVersion "1"]
[SourceVersionDate "2013.12.19"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nf6 3. Nc3 Nc6 4. Bb5 Qc7 5. Bxc6 Qxc6 6. Qe2 a6 7. d4 e6 8. Bf4 b5 9. d5 Qb6 10. 0-0 c4 11. a4 Bb7 12. a5 Qd8 13. dxe6 dxe6 14. Rfd1 Qc8 15. e5 Nd5 16. Bg5 h6 17. Bd2 Be7 18. Ne4 Qc7 19. Be3 0-0 20. c3 Rfd8 21. g4 Nxe3 22. Qxe3 Qc6 23. Rxd8+ Rxd8 24. Re1 Rd3 25. Qf4 g5 26. Qg3 Qd5 27. Kg2 Rd1 28. Rxd1 Qxd1 29. Nfxg5 hxg5 30. Qe3 Qxg4+ 0-1

[Event "Haarlem Nova College op-A 12th"]
[Site "Haarlem"]
[Date "2013.06.30"]
[Round "6"]
[White "Afek, Yochanan"]
[Black "Havenaar, Jan"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "2318"]
[BlackElo "2093"]
[PlyCount "51"]
[EventDate "2013.06.28"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Be3 a6 5. a4 Nc6 6. Bc4 e5 7. Nge2 Nge7 8. Qd2 h6 9. Bb3 f5 10. f3 f4 11. Bf2 g5 12. g3 Ng6 13. gxf4 exd4 14. Nd5 gxf4 15. 0-0-0 Be5 16. h4 h5 17. Nxd4 Nce7 18. Rhg1 c6 19. Nxe7 Nxe7 20. Ne2 Qc7 21. Nxf4 Rf8 22. Nd3 Rxf3 23. Nxe5 dxe5 24. Bc5 Bg4 25. Rxg4 hxg4 26. Qh6 1-0

[Event "Haarlem Nova College op-A 12th"]
[Site "Haarlem"]
[Date "2013.06.30"]
[Round "5"]
[White "Havenaar, Jan"]
[Black "Van Foreest, Jorden"]
[Result "0-1"]
[ECO "B11"]
[WhiteElo "2093"]
[BlackElo "2273"]
[PlyCount "89"]
[EventDate "2013.06.28"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. Nc3 c6 2. Nf3 d5 3. e4 Bg4 4. h3 Bxf3 5. Qxf3 e6 6. exd5 cxd5 7. Bb5+ Nc6 8. 0-0 Nf6 9. d3 Be7 10. Qg3 0-0 11. Bh6 Ne8 12. Bf4 a6 13. Bxc6 bxc6 14. Na4 Nd6 15. Be5 f6 16. Bc3 e5 17. Rfe1 Rb8 18. b3 Qc7 19. Qf3 Rfe8 20. Bb2 Bf8 21. Rad1 Nf7 22. Qe2 Ng5 23. Bc1 Ne6 24. Be3 Bd6 25. c4 f5 26. cxd5 cxd5 27. Rc1 Qf7 28. Nc5 e4 29. Nxe6 Rxe6 30. dxe4 dxe4 31. Rc4 h6 32. Bd4 Kh7 33. Qc2 Rbe8 34. Bc5 Bb8 35. b4 Qg6 36. a4 Qg5 37. Qc1 f4 38. Kh1 Rg6 39. Rg1 Qf5 40. Bd4 f3 41. g4 Qe6 42. b5 axb5 43. axb5 Qd6 44. Rg3 Qd5 45. Rg1 0-1

[Event "Haarlem Nova College op-A 12th"]
[Site "Haarlem"]
[Date "2013.06.29"]
[Round "4"]
[White "Haslinger, Gareth"]
[Black "Havenaar, Jan"]
[Result "0-1"]
[ECO "A46"]
[WhiteElo "2088"]
[BlackElo "2093"]
[PlyCount "60"]
[EventDate "2013.06.28"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d6 3. Bf4 Bg4 4. Nbd2 Nbd7 5. h3 Bh5 6. Bh2 c6 7. e3 Qc7 8. Be2 h6 9. c4 c5 10. 0-0 e6 11. Rc1 Qb6 12. Nb3 Bg6 13. dxc5 dxc5 14. Ne5 Nxe5 15. Bxe5 Be7 16. Bf3 Rd8 17. Qe2 Bd3 18. Qe1 Bxf1 19. Kxf1 Rd7 20. Kg1 0-0 21. Nd2 Rfd8 22. Bc3 Qc7 23. Qe2 Ne8 24. Ne4 f5 25. Ng3 Bf6 26. Qc2 Bxc3 27. Qxc3 Rd3 28. Qc2 Rd2 29. Qb1 Nf6 30. Re1 Qe5 0-1

[Event "Haarlem Nova College op-A 12th"]
[Site "Haarlem"]
[Date "2013.06.29"]
[Round "2"]
[White "Havenaar, Jan"]
[Black "De Jager, Pieter"]
[Result "1-0"]
[ECO "B02"]
[WhiteElo "2093"]
[BlackElo "2067"]
[PlyCount "85"]
[EventDate "2013.06.28"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. Nc3 Nf6 2. e4 d5 3. e5 Ne4 4. Nce2 f6 5. d3 Ng5 6. f4 Nf7 7. d4 c5 8. c3 Nc6 9. Be3 Bg4 10. h3 Bf5 11. Ng3 Bc8 12. Nf3 c4 13. Qd2 h5 14. Nh4 g5 15. fxg5 fxe5 16. g6 Nd6 17. dxe5 Nxe5 18. Qxd5 Bg7 19. Ne4 Nf5 20. Qxd8+ Kxd8 21. Nxf5 Bxf5 22. Ng5 Ke8 23. Bd4 Bf6 24. Nf7 Nxf7 25. gxf7+ Kxf7 26. Bxc4+ Kg6 27. Bxf6 exf6 28. Bd5 Rhe8+ 29. Kf2 Rad8 30. Rad1 Kg5 31. Rd4 Re5 32. Rhd1 Rde8 33. R1d2 R8e7 34. Bf3 Be6 35. a3 f5 36. h4+ Kg6 37. Kg3 b6 38. Rd6 Kf6 39. Kf4 Rg7 40. g3 Re1 41. Re2 Rxe2 42. Bxe2 Rc7 43. Bxh5 1-0

[Event "Haarlem Nova College op-A 12th"]
[Site "Haarlem"]
[Date "2013.06.29"]
[Round "3"]
[White "Havenaar, Jan"]
[Black "Willemze, Thomas"]
[Result "0-1"]
[ECO "B11"]
[WhiteElo "2093"]
[BlackElo "2420"]
[PlyCount "36"]
[EventDate "2013.06.28"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. Nc3 d5 2. e4 c6 3. f4 g6 4. Nf3 Bg7 5. Qe2 d4 6. Nb1 Qa5 7. g3 Bg4 8. Bg2 Nd7 9. 0-0 h5 10. Qf2 d3 11. cxd3 Bxf3 12. Bxf3 Nc5 13. Na3 Nxd3 14. Qe3 Rd8 15. e5 Nh6 16. Be4 Ng4 17. Qe2 Nxc1 18. Raxc1 Rxd2 0-1

[Event "Haarlem Nova College op-A 12th"]
[Site "Haarlem"]
[Date "2013.06.28"]
[Round "1"]
[White "Van Osch, Mees"]
[Black "Havenaar, Jan"]
[Result "1/2-1/2"]
[ECO "B29"]
[WhiteElo "2180"]
[BlackElo "2093"]
[PlyCount "133"]
[EventDate "2013.06.28"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nf6 3. Nc3 Nc6 4. d4 d5 5. exd5 Nxd5 6. Nxd5 Qxd5 7. Be3 cxd4 8. Nxd4 Nxd4 9. Qxd4 Qxd4 10. Bxd4 Bd7 11. Bc4 Bc6 12. 0-0 e6 13. f3 b6 14. Rad1 Rd8 15. Kh1 h5 16. Be5 f6 17. Rxd8+ Kxd8 18. Rd1+ Kc8 19. Bxe6+ Kb7 20. Bd4 Kc7 21. Rd3 Bd6 22. Bf7 h4 23. h3 Bg3 24. Kg1 Rd8 25. Bf2 Rxd3 26. cxd3 Kd6 27. Bc4 Ke5 28. d4+ Kf4 29. Kf1 Bxf2 30. Kxf2 Bd7 31. Ba6 g5 32. b3 f5 33. Bb7 g4 34. fxg4 fxg4 35. hxg4 Bxg4 36. Bc6 Bf5 37. Ke2 h3 38. gxh3 Bxh3 39. Kd3 Bf1+ 40. Kc3 Kf5 41. Bd7+ Kf6 42. Bg4 Ke7 43. Bf3 Kd6 44. b4 Bb5 45. Kb3 Be8 46. a3 Bb5 47. Kc3 Bf1 48. Kd2 Bh3 49. Ke3 Bf1 50. Ke4 Bc4 51. Kf4 Be6 52. Be4 Bd5 53. Kf5 Bc4 54. Bf3 Bb3 55. Kf4 Bc4 56. Bd1 Bd5 57. Ke3 Bc4 58. Kd2 Bb5 59. Bb3 Bf1 60. Ke3 Bb5 61. Kf4 Bd3 62. Kg5 Be4 63. Kf6 Bf3 64. Kg7 Bg4 65. Kf7 Bh5+ 66. Kf8 Bg6 67. Ba4 1/2-1/2

[Event "Guernsey op 38th"]
[Site "Guernsey"]
[Date "2012.10.27"]
[Round "7"]
[White "Havenaar, Jan"]
[Black "Morcom, Huw"]
[Result "1/2-1/2"]
[ECO "B06"]
[WhiteElo "2111"]
[BlackElo "1958"]
[PlyCount "50"]
[EventDate "2012.10.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GCI"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. e4 g6 2. f4 Bg7 3. Nf3 c6 4. d4 d5 5. e5 h5 6. Be3 Qb6 7. Qc1 Nh6 8. Nbd2 Bg4 9. g3 Bxf3 10. Nxf3 e6 11. h3 Nd7 12. Be2 Bf8 13. c3 c5 14. dxc5 Bxc5 15. Nd4 Nf5 16. Nxf5 gxf5 17. Bxc5 Nxc5 18. Qe3 Ne4 19. Qxb6 axb6 20. Rg1 Ke7 21. Bf3 Ra4 22. b3 Ra7 23. Bxe4 dxe4 24. Ke2 Rc8 25. Rgc1 Rg8 1/2-1/2

[Event "Guernsey op 38th"]
[Site "Guernsey"]
[Date "2012.10.26"]
[Round "6"]
[White "Archer, Richard"]
[Black "Havenaar, Jan"]
[Result "1/2-1/2"]
[ECO "A46"]
[WhiteElo "2022"]
[BlackElo "2111"]
[PlyCount "47"]
[EventDate "2012.10.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GCI"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d6 3. Bg5 Nbd7 4. Nbd2 h6 5. Bh4 g5 6. Bg3 Nh5 7. e4 Bg7 8. c3 Nxg3 9. hxg3 b6 10. Bd3 Bb7 11. Nc4 e6 12. Ne3 Nf6 13. Qc2 Qe7 14. 0-0-0 0-0-0 15. Kb1 Kb8 16. e5 Nd7 17. exd6 cxd6 18. Rhe1 Nf6 19. Nd2 Qc7 20. Ndf1 e5 21. dxe5 dxe5 22. Nf5 Bf8 23. f3 Bd6 24. Nxd6 1/2-1/2

[Event "Guernsey op 38th"]
[Site "Guernsey"]
[Date "2012.10.25"]
[Round "5"]
[White "Havenaar, Jan"]
[Black "Thurlow, Kevin J"]
[Result "1/2-1/2"]
[ECO "A45"]
[WhiteElo "2111"]
[BlackElo "2025"]
[PlyCount "32"]
[EventDate "2012.10.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GCI"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. Nc3 Nf6 2. d4 c5 3. Bg5 e6 4. Ne4 d5 5. Nxc5 Bxc5 6. dxc5 Qa5+ 7. Qd2 Qxc5 8. Bxf6 gxf6 9. f4 Nc6 10. Nf3 Bd7 11. e3 0-0-0 12. a3 Kb8 13. 0-0-0 Rc8 14. Kb1 Ne7 15. Bd3 Rc6 16. Qb4 Qxb4 1/2-1/2

[Event "Guernsey op 38th"]
[Site "Guernsey"]
[Date "2012.10.24"]
[Round "4"]
[White "Norman, Kenneth I"]
[Black "Havenaar, Jan"]
[Result "1-0"]
[ECO "D30"]
[WhiteElo "2190"]
[BlackElo "2111"]
[PlyCount "111"]
[EventDate "2012.10.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GCI"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. Nf3 d5 2. c4 c6 3. d4 e6 4. Nbd2 Nf6 5. Qc2 Qa5 6. g3 Ne4 7. Bg2 f5 8. 0-0 Bd6 9. a3 0-0 10. Ne5 Nd7 11. Nd3 Qd8 12. Nf3 Qf6 13. Bf4 Be7 14. Nfe5 g5 15. Nxd7 Bxd7 16. Be5 Qh6 17. c5 Rf7 18. f3 Nf6 19. Nf2 Raf8 20. e4 Bc8 21. exf5 exf5 22. Qd2 Nd7 23. Nd3 Nxe5 24. Nxe5 Rg7 25. Rfe1 Bf6 26. Re2 Re7 27. Rae1 Rfe8 28. h4 Qg7 29. hxg5 Bxg5 30. f4 Bf6 31. Kf2 Be6 32. Rh1 Bf7 33. Bf3 Bg6 34. Ree1 Qf8 35. b4 Rc7 36. Bd1 Qg7 37. Bc2 Rce7 38. Bd3 a6 39. Qc2 Qf8 40. Qc3 Qg7 41. a4 Ra8 42. Ra1 Ree8 43. Qc2 Qf8 44. Kg2 Bg7 45. g4 Bxe5 46. dxe5 fxg4 47. Bxg6 hxg6 48. Qxg6+ Qg7 49. Qxg7+ Kxg7 50. Kg3 a5 51. Rab1 Re7 52. b5 Rd8 53. bxc6 bxc6 54. Rb6 Re6 55. Rb7+ Kg8 56. Rbh7 1-0

[Event "Guernsey op 38th"]
[Site "Guernsey"]
[Date "2012.10.23"]
[Round "3"]
[White "Havenaar, Jan"]
[Black "Finke, Maurice"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "2111"]
[BlackElo "1910"]
[PlyCount "43"]
[EventDate "2012.10.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GCI"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. Nc3 c5 2. e4 Nc6 3. Bb5 Nd4 4. Nf3 Nxb5 5. Nxb5 a6 6. Nc3 g6 7. d4 Bg7 8. Be3 cxd4 9. Bxd4 Nf6 10. e5 Nh5 11. Qd2 d6 12. Nd5 dxe5 13. Bb6 Qd6 14. Nc7+ Kf8 15. Nxa8 e4 16. Qxd6 exd6 17. Nd4 Nf4 18. Rg1 Nd5 19. 0-0-0 Bg4 20. f3 Bd7 21. fxe4 Ne3 22. Ne6+ 1-0

[Event "Guernsey op 38th"]
[Site "Guernsey"]
[Date "2012.10.22"]
[Round "2"]
[White "Bakker, Joop"]
[Black "Havenaar, Jan"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "1982"]
[BlackElo "2111"]
[PlyCount "28"]
[EventDate "2012.10.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GCI"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. Nc3 d5 2. e4 d4 3. Nb1 Nc6 4. Bc4 Nf6 5. d3 Na5 6. Bb5+ c6 7. Ba4 b5 8. Bb3 Nxb3 9. axb3 e5 10. f4 exf4 11. Bxf4 Bd6 12. Bg5 h6 13. Bxf6 Qxf6 14. Qf3 Qg5 1/2-1/2

[Event "Guernsey op 38th"]
[Site "Guernsey"]
[Date "2012.10.21"]
[Round "1"]
[White "Havenaar, Jan"]
[Black "Waters, Andrew"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2111"]
[PlyCount "53"]
[EventDate "2012.10.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GCI"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. Nc3 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Bg5 Be7 6. Nf5 0-0 7. Nxe7+ Qxe7 8. Nd5 Qe5 9. Bxf6 gxf6 10. c3 Ne7 11. Nxe7+ Qxe7 12. Qc2 d5 13. e3 c5 14. 0-0-0 Qe5 15. Qd2 Be6 16. f4 Qe4 17. Bd3 Qa4 18. Bb1 f5 19. g4 fxg4 20. f5 Bd7 21. e4 d4 22. Rhg1 f6 23. Rxg4+ Kh8 24. Rdg1 dxc3 25. Qxc3 Qd4 26. Qh3 Ba4 27. Qxh7+ 1-0

[Event "Guernsey op 37th"]
[Site "Guernsey"]
[Date "2011.10.22"]
[Round "7"]
[White "Purdon, Colin"]
[Black "Havenaar, Jan"]
[Result "1/2-1/2"]
[ECO "E01"]
[WhiteElo "2075"]
[BlackElo "2156"]
[PlyCount "121"]
[EventDate "2011.10.16"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GCI"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 Nc6 3. Nf3 e6 4. g3 d5 5. Bg2 Rb8 6. b3 Bb4+ 7. Bd2 Be7 8. Bf4 Bb4+ 9. Bd2 Be7 10. cxd5 exd5 11. 0-0 Ne4 12. Bf4 g5 13. Be3 Bf6 14. Nbd2 Nc3 15. Qe1 Nb5 16. Rc1 g4 17. Ne5 Nbxd4 18. Nxc6 Nxc6 19. Bh6 Be6 20. e4 d4 21. Nc4 Ne5 22. Nxe5 Bxe5 23. Qa5 Qd6 24. Qxa7 Kd7 25. Qc5 Qxc5 26. Rxc5 f6 27. Rd1 b6 28. Rc2 Ra8 29. Bf1 c5 30. Be2 Kd6 31. h3 f5 32. Bd3 fxe4 33. Bxe4 Ra7 34. hxg4 Bxg4 35. f3 Be6 36. g4 Rf7 37. Kg2 Bf4 38. Bxf4+ Rxf4 39. Re2 Bd5 40. Bxd5 Kxd5 41. Re7 Rhf8 42. Rd7+ Kc6 43. Rxh7 Rxf3 44. Rh6+ Kd5 45. Rxb6 Rf2+ 46. Kg3 R8f3+ 47. Kh4 Rh2+ 48. Kg5 Rxa2 49. b4 c4 50. Rb8 d3 51. Rd8+ Kc6 52. Rc8+ Kd5 53. Rd8+ Ke5 54. Re1+ Re2 55. Re8+ Kd4 56. R8xe2 dxe2 57. Rxe2 Rb3 58. Kf6 c3 59. g5 Rb2 60. Re8 Rxb4 61. Rc8 1/2-1/2

[Event "Guernsey op 37th"]
[Site "Guernsey"]
[Date "2011.10.21"]
[Round "6"]
[White "Havenaar, Jan"]
[Black "Pleasants, Allan J"]
[Result "1/2-1/2"]
[ECO "B06"]
[WhiteElo "2156"]
[BlackElo "2079"]
[PlyCount "65"]
[EventDate "2011.10.16"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GCI"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Be3 a6 5. Qd2 Nd7 6. f4 e6 7. Nf3 Ne7 8. 0-0-0 b5 9. e5 Bb7 10. Qf2 Nb6 11. h4 h5 12. Ng5 Nbd5 13. Nce4 Qd7 14. Be2 Nf5 15. Bd2 f6 16. exf6 Nxf6 17. Nxf6+ Bxf6 18. c3 0-0-0 19. Kb1 Rhf8 20. Rh3 Bd5 21. Bd3 Qc6 22. Qe2 Rde8 23. g4 hxg4 24. Qxg4 Bg2 25. Rh2 Bxg5 26. Qxg5 Be4 27. Bxe4 Qxe4+ 28. Kc1 Ne3 29. Bxe3 Qxe3+ 30. Rdd2 Qe1+ 31. Rd1 Qe3+ 32. Rdd2 Qe1+ 33. Rd1 1/2-1/2

[Event "Guernsey op 37th"]
[Site "Guernsey"]
[Date "2011.10.20"]
[Round "5"]
[White "Prins, Jan"]
[Black "Havenaar, Jan"]
[Result "0-1"]
[ECO "A46"]
[WhiteElo "2051"]
[BlackElo "2156"]
[PlyCount "56"]
[EventDate "2011.10.16"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GCI"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d6 3. c3 Nc6 4. Bg5 e5 5. e4 Be7 6. Nbd2 0-0 7. d5 Nb8 8. Bxf6 Bxf6 9. Bd3 c6 10. c4 Na6 11. a3 Bd7 12. b4 c5 13. b5 Nc7 14. Nf1 Bg5 15. Ng3 g6 16. Nxg5 Qxg5 17. h4 Qf4 18. Qd2 f5 19. h5 Qxd2+ 20. Kxd2 f4 21. Nf1 gxh5 22. Nh2 Ne8 23. Be2 Nf6 24. Kd3 Nxe4 25. Kc2 Nxf2 26. Rhf1 Ne4 27. Bd3 Ng3 28. Rfe1 e4 0-1

[Event "Guernsey op 37th"]
[Site "Guernsey"]
[Date "2011.10.19"]
[Round "4"]
[White "Havenaar, Jan"]
[Black "Westerkamp, Bert"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "2156"]
[BlackElo "2063"]
[PlyCount "93"]
[EventDate "2011.10.16"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GCI"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. Nc3 d5 2. e4 d4 3. Nce2 e5 4. Ng3 a6 5. Nf3 Nc6 6. Bc4 g6 7. a3 Bg7 8. d3 Qe7 9. 0-0 Be6 10. Bxe6 Qxe6 11. c4 Nge7 12. Ng5 Qd7 13. f4 exf4 14. Bxf4 0-0 15. Nf3 Rae8 16. b4 f6 17. Qb3 Nd8 18. Rae1 Ne6 19. Bc1 c5 20. Ne2 f5 21. Nf4 Nxf4 22. Bxf4 fxe4 23. Rxe4 Nf5 24. bxc5 Rxe4 25. dxe4 Ne3 26. Bxe3 dxe3 27. Qxe3 Rc8 28. e5 Bf8 29. Kh1 Bxc5 30. Qe4 Rd8 31. h4 Qd3 32. Qxd3 Rxd3 33. a4 Rc3 34. Rd1 Rxc4 35. Rd8+ Kg7 36. Rd7+ Kf8 37. Rxb7 Rxa4 38. Rxh7 a5 39. Kh2 Be7 40. Kh3 Re4 41. Rh8+ Kg7 42. Ra8 a4 43. Ra7 Kf8 44. e6 a3 45. Ng5 Bxg5 46. hxg5 Rxe6 47. Rxa3 1/2-1/2

[Event "Guernsey op 37th"]
[Site "Guernsey"]
[Date "2011.10.18"]
[Round "3"]
[White "Hillarp Persson, Tiger"]
[Black "Havenaar, Jan"]
[Result "1-0"]
[ECO "E33"]
[WhiteElo "2535"]
[BlackElo "2156"]
[PlyCount "71"]
[EventDate "2011.10.16"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GCI"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 Nc6 3. Nf3 e6 4. Nc3 Bb4 5. Qc2 0-0 6. Bg5 h6 7. Bd2 d6 8. a3 Bxc3 9. Bxc3 Qe7 10. e4 e5 11. d5 Nb8 12. b4 b6 13. g3 Re8 14. Bg2 Nbd7 15. 0-0 Nf8 16. Nh4 g6 17. f4 exf4 18. Rxf4 Ng4 19. Qd2 g5 20. Nf5 Bxf5 21. Rxf5 Ng6 22. Raf1 Rf8 23. h4 f6 24. Qe2 N4e5 25. h5 Nh8 26. Bh3 Kh7 27. R5f2 Kg7 28. c5 bxc5 29. bxc5 Rab8 30. Be6 Rb3 31. Qc2 Rxa3 32. Kg2 a5 33. Bxe5 fxe5 34. Rb1 a4 35. Rb7 Ra8 36. Qc4 1-0

[Event "Guernsey op 37th"]
[Site "Guernsey"]
[Date "2011.10.17"]
[Round "2"]
[White "Havenaar, Jan"]
[Black "Morcom, Huw"]
[Result "1-0"]
[ECO "B11"]
[WhiteElo "2156"]
[BlackElo "1955"]
[PlyCount "65"]
[EventDate "2011.10.16"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GCI"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. Nc3 c6 2. f4 d5 3. e4 g6 4. Nf3 Bg7 5. d4 h5 6. Be3 Nh6 7. Qd2 Bg4 8. Ne5 dxe4 9. Nxe4 Bf5 10. Ng3 Nd7 11. 0-0-0 h4 12. Nxf5 Nxf5 13. Bf2 Nxe5 14. dxe5 Qxd2+ 15. Kxd2 Bh6 16. Be3 Nxe3 17. Kxe3 g5 18. f5 Bg7 19. Ke4 Rd8 20. Bc4 0-0 21. g4 e6 22. f6 Bh6 23. Rd6 Rxd6 24. exd6 Rd8 25. Ke5 Kf8 26. Rd1 Ke8 27. Be2 Kd7 28. Bf3 Bf8 29. c4 b6 30. b4 Rb8 31. b5 c5 32. Bc6+ Kd8 33. a4 1-0

[Event "Guernsey op 37th"]
[Site "Guernsey"]
[Date "2011.10.16"]
[Round "1"]
[White "Hickman, John"]
[Black "Havenaar, Jan"]
[Result "0-1"]
[ECO "A08"]
[WhiteElo "1975"]
[BlackElo "2156"]
[PlyCount "70"]
[EventDate "2011.10.16"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GCI"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. Nf3 c5 2. e4 Nf6 3. d3 d5 4. Nbd2 Nc6 5. g3 e5 6. Bg2 Bd6 7. 0-0 0-0 8. c3 d4 9. cxd4 cxd4 10. a3 a5 11. b3 b5 12. Bb2 Qe7 13. h3 Bd7 14. Nh4 g6 15. Qe2 Nh5 16. a4 Rab8 17. axb5 Rxb5 18. Nc4 Rfb8 19. Nxd6 Qxd6 20. Ba3 Qe6 21. Kh2 Rxb3 22. f4 exf4 23. gxf4 Rxa3 24. Rxa3 Qe7 25. Ra2 Qxh4 26. Qf2 Qxf2 27. Rfxf2 Rb3 28. e5 Rxd3 29. Bf3 Rc3 30. Bg4 Be6 31. Rac2 Nb4 32. Rcd2 d3 33. f5 Bd5 34. e6 fxe6 35. fxe6 Rc1 0-1

[Event "Uxbridge e2e4 op"]
[Site "Denham"]
[Date "2011.03.20"]
[Round "4"]
[White "Bennett, Dominic"]
[Black "Havenaar, Jan"]
[Result "1/2-1/2"]
[ECO "A42"]
[WhiteElo "2011"]
[BlackElo "2165"]
[PlyCount "55"]
[EventDate "2011.03.18"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ENG"]
[SourceTitle "CBM 141 Extra"]
[Source "ChessBase"]
[SourceDate "2011.05.03"]
[SourceVersion "1"]
[SourceVersionDate "2011.05.03"]
[SourceQuality "1"]

1. Nf3 g6 2. e4 Bg7 3. d4 d6 4. c4 c5 5. Nc3 Nc6 6. dxc5 dxc5 7. Bf4 Bg4 8. Be2 Bxf3 9. Bxf3 Bd4 10. e5 Qd7 11. Qe2 Qf5 12. Nd5 Nb4 13. Be4 Qc8 14. 0-0 e6 15. Ne3 Nc6 16. Bxc6+ Qxc6 17. Rad1 Qe4 18. Qf3 Qxf3 19. gxf3 Ne7 20. b4 Nc6 21. bxc5 h6 22. Kg2 0-0-0 23. Ng4 h5 24. Nf6 Bxe5 25. Bg5 Bd4 26. Ne4 Rd7 27. Nf6 Rdd8 28. Ne4 1/2-1/2

[Event "Uxbridge e2e4 op"]
[Site "Denham"]
[Date "2011.03.20"]
[Round "5"]
[White "Havenaar, Jan"]
[Black "Morris Hill, Ray"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "2165"]
[BlackElo "2015"]
[PlyCount "31"]
[EventDate "2011.03.18"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ENG"]
[SourceTitle "CBM 141 Extra"]
[Source "ChessBase"]
[SourceDate "2011.05.03"]
[SourceVersion "1"]
[SourceVersionDate "2011.05.03"]
[SourceQuality "1"]

1. Nc3 d6 2. f4 Nf6 3. e4 d5 4. e5 d4 5. Bc4 dxc3 6. exf6 cxd2+ 7. Bxd2 exf6 8. Qf3 Qe7+ 9. Ne2 Nc6 10. 0-0-0 Be6 11. Bb5 Qc5 12. Nd4 Bd5 13. Rhe1+ Kd8 14. Bb4 Bd6 15. Bxc5 Bxf3 16. Nxf3 1-0

[Event "Uxbridge e2e4 op"]
[Site "Denham"]
[Date "2011.03.19"]
[Round "3"]
[White "Havenaar, Jan"]
[Black "Jaszkiwskyj, Peter"]
[Result "1-0"]
[ECO "B11"]
[WhiteElo "2165"]
[BlackElo "2002"]
[PlyCount "49"]
[EventDate "2011.03.18"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ENG"]
[SourceTitle "CBM 141 Extra"]
[Source "ChessBase"]
[SourceDate "2011.05.03"]
[SourceVersion "1"]
[SourceVersionDate "2011.05.03"]
[SourceQuality "1"]

1. Nc3 d5 2. e4 c6 3. f4 dxe4 4. Nxe4 Nd7 5. Bc4 Ndf6 6. Ng5 e6 7. f5 Nd5 8. Qh5 Qf6 9. fxe6 Qe5+ 10. Ne2 Bxe6 11. d4 Qf5 12. Bd3 Qg4 13. Qxg4 Bxg4 14. c3 Ngf6 15. 0-0 Bd6 16. Nf4 Bxf4 17. Bxf4 h6 18. Rae1+ Kf8 19. Bd6+ Kg8 20. Ne4 Rd8 21. Nxf6+ Nxf6 22. Be7 Re8 23. Bxf6 Rxe1 24. Rxe1 gxf6 25. Re7 1-0

[Event "Uxbridge e2e4 op"]
[Site "Denham"]
[Date "2011.03.19"]
[Round "2"]
[White "McKerracher, Douglas"]
[Black "Havenaar, Jan"]
[Result "1/2-1/2"]
[ECO "B24"]
[WhiteElo "1962"]
[BlackElo "2165"]
[PlyCount "74"]
[EventDate "2011.03.18"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ENG"]
[SourceTitle "CBM 141 Extra"]
[Source "ChessBase"]
[SourceDate "2011.05.03"]
[SourceVersion "1"]
[SourceVersionDate "2011.05.03"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 e6 6. f4 Nge7 7. Nf3 0-0 8. 0-0 Rb8 9. Be3 b6 10. d4 cxd4 11. Nxd4 Bb7 12. Qd2 f5 13. Rad1 fxe4 14. Nxe4 Nxd4 15. Bxd4 Bxd4+ 16. Qxd4 Nf5 17. Qd2 b5 18. Rfe1 Bd5 19. a3 a5 20. Ng5 Qb6+ 21. Qf2 Ne7 22. Nf3 Rfc8 23. c3 b4 24. cxb4 axb4 25. axb4 Qxf2+ 26. Kxf2 Rc2+ 27. Re2 Rxe2+ 28. Kxe2 Rxb4 29. Rd2 Nc6 30. Kf2 Kf8 31. Ng5 h6 32. Bxd5 exd5 33. Nf3 Ke7 34. Ne1 Kd6 35. Nd3 Rd4 36. Ke3 Re4+ 37. Kf2 Rd4 1/2-1/2

[Event "Uxbridge e2e4 op"]
[Site "Denham"]
[Date "2011.03.18"]
[Round "1"]
[White "Havenaar, Jan"]
[Black "Merry, Alan B"]
[Result "0-1"]
[ECO "B23"]
[WhiteElo "2165"]
[BlackElo "1979"]
[PlyCount "82"]
[EventDate "2011.03.18"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ENG"]
[SourceTitle "CBM 141 Extra"]
[Source "ChessBase"]
[SourceDate "2011.05.03"]
[SourceVersion "1"]
[SourceVersionDate "2011.05.03"]
[SourceQuality "1"]

1. Nc3 c5 2. e4 Nc6 3. f4 g6 4. Nf3 Bg7 5. Bb5 Nd4 6. 0-0 Nxb5 7. Nxb5 d5 8. d3 a6 9. Nc3 d4 10. Nb1 e6 11. a4 b6 12. Nbd2 Ne7 13. Nc4 0-0 14. Qe1 Bb7 15. Qh4 b5 16. Na5 Qxa5 17. Qxe7 Qb6 18. a5 Qa7 19. Ne5 c4 20. Nd7 Bc6 21. Nf6+ Kh8 22. Qd6 Bxf6 23. Qxc6 Rfc8 24. Qd6 Qe7 25. Qxe7 Bxe7 26. f5 cxd3 27. cxd3 gxf5 28. exf5 e5 29. f6 Bf8 30. Rf5 Re8 31. Bd2 Rac8 32. Re1 Rc2 33. Bf4 e4 34. Rxe4 Rxe4 35. dxe4 h6 36. Rd5 Kh7 37. Bd6 Bxd6 38. Rxd6 Rxb2 39. Rxa6 b4 40. Rd6 Ra2 41. Rxd4 b3 0-1

[Event "Guernsey op"]
[Site "Grand Havre Bay"]
[Date "2010.10.23"]
[Round "7"]
[White "Havenaar, Jan"]
[Black "Williams, Peter Arthur"]
[Result "1-0"]
[ECO "C15"]
[WhiteElo "2193"]
[BlackElo "2132"]
[PlyCount "29"]
[EventDate "2010.10.17"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GCI"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. Nc3 d5 2. e4 e6 3. d4 Bb4 4. Nge2 dxe4 5. a3 Bxc3+ 6. Nxc3 Nc6 7. Bb5 Bd7 8. Nxe4 h6 9. 0-0 Nf6 10. Nc5 Qe7 11. c3 Rb8 12. Qf3 0-0 13. Nxd7 Qxd7 14. Bxh6 Nxd4 15. Qxf6 1-0

[Event "Guernsey op"]
[Site "Grand Havre Bay"]
[Date "2010.10.22"]
[Round "6"]
[White "Pickersgill, Adrian"]
[Black "Havenaar, Jan"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "2030"]
[BlackElo "2193"]
[PlyCount "70"]
[EventDate "2010.10.17"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GCI"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Be3 a6 5. Qd2 Nd7 6. Nf3 b5 7. Bd3 Bb7 8. a4 b4 9. Ne2 c5 10. c3 bxc3 11. bxc3 Qc7 12. Ng3 h5 13. h4 Nh6 14. 0-0 Ng4 15. Ng5 0-0 16. Ra2 e5 17. Be2 Ndf6 18. d5 Bc8 19. c4 Bd7 20. a5 Rab8 21. Qd3 Nxe3 22. fxe3 Nh7 23. Bxh5 Nxg5 24. hxg5 Qd8 25. Bd1 Qxg5 26. Nh1 f5 27. exf5 gxf5 28. Nf2 Bh6 29. Re2 Rf7 30. Nh3 Qh4 31. Kh2 Rg7 32. Ref2 Qg3+ 33. Kh1 f4 34. Qe2 Bg4 35. Qc2 Bxh3 0-1

[Event "Guernsey op"]
[Site "Grand Havre Bay"]
[Date "2010.10.21"]
[Round "5"]
[White "Havenaar, Jan"]
[Black "Hillarp Persson, Tiger"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2193"]
[BlackElo "2517"]
[PlyCount "70"]
[EventDate "2010.10.17"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GCI"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. Nc3 c5 2. Nf3 g6 3. g3 b5 4. Bg2 Bb7 5. d3 e6 6. e4 Be7 7. 0-0 Nc6 8. Re1 d6 9. a4 b4 10. Ne2 Nf6 11. b3 0-0 12. Bb2 d5 13. exd5 Nxd5 14. Nd2 Bf6 15. Bxf6 Qxf6 16. Ne4 Qe7 17. Qd2 f6 18. Qc1 Rad8 19. Nf4 Nd4 20. Nxd5 Bxd5 21. Qd1 Qd7 22. f3 f5 23. Nd2 g5 24. Re5 Qg7 25. Re1 Bb7 26. Kf2 f4 27. Ne4 fxg3+ 28. hxg3 Nxf3 29. Bxf3 g4 30. Nd2 Qd4+ 31. Re3 Bxf3 32. Qe1 Bd5+ 33. Kg1 Rf5 34. Kh2 Rdf8 35. Ne4 Rf1 0-1

[Event "Guernsey op"]
[Site "Grand Havre Bay"]
[Date "2010.10.20"]
[Round "4"]
[White "Spanton, Timothy"]
[Black "Havenaar, Jan"]
[Result "0-1"]
[ECO "A07"]
[WhiteElo "2020"]
[BlackElo "2193"]
[PlyCount "80"]
[EventDate "2010.10.17"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GCI"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. g3 d5 2. Nf3 Bg4 3. Bg2 Nd7 4. 0-0 e6 5. d3 Ngf6 6. Nbd2 Be7 7. h3 Bh5 8. e4 c6 9. Qe2 h6 10. c4 Nc5 11. e5 Nfd7 12. d4 Na6 13. c5 Nc7 14. b4 a5 15. bxa5 Rxa5 16. Nb3 Ra4 17. Be3 Qa8 18. Qd2 Nb5 19. Rfc1 Na3 20. g4 Nc4 21. Qd1 Bg6 22. Bf1 b5 23. Ne1 0-0 24. Bd3 Bxd3 25. Nxd3 f6 26. Bf4 fxe5 27. Bxe5 Bg5 28. Rc2 Ncxe5 29. dxe5 Qe8 30. Kg2 Qg6 31. f3 Bf4 32. Re2 Qg5 33. Qe1 Rc4 34. Rd1 h5 35. h4 Qg6 36. g5 Qf5 37. Qf2 Bxe5 38. Na5 Rxh4 39. Qxh4 Qxf3+ 40. Kg1 Qxe2 0-1

[Event "Guernsey op"]
[Site "Grand Havre Bay"]
[Date "2010.10.19"]
[Round "3"]
[White "Havenaar, Jan"]
[Black "Sveshnikov, Vladimir"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2193"]
[BlackElo "2374"]
[PlyCount "98"]
[EventDate "2010.10.17"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GCI"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. Nc3 d5 2. e4 d4 3. Nce2 e5 4. Ng3 Be6 5. c3 a6 6. Nf3 Nc6 7. cxd4 exd4 8. d3 Bb4+ 9. Nd2 Nf6 10. Be2 g6 11. 0-0 h5 12. h3 h4 13. Nh1 g5 14. f4 gxf4 15. Rxf4 Bd6 16. Rf1 Rg8 17. Nf2 Qd7 18. Kh1 0-0-0 19. e5 Bxe5 20. Nde4 Nxe4 21. dxe4 Bg3 22. Bg4 Bxf2 23. Bxe6 Qxe6 24. Rxf2 Qxe4 25. Qf1 d3 26. Bf4 Rd7 27. Re1 Qd5 28. a3 Nd8 29. Bd2 Ne6 30. Rf5 Qc6 31. Rc1 Qe4 32. Re1 Qc6 33. Rc1 Qa4 34. Rxf7 Rgd8 35. Rxd7 Qxd7 36. Qf6 Nd4 37. Qxh4 Nb3 38. Rd1 Nxd2 39. Rxd2 Kb8 40. Qe4 Qd6 41. g4 Qc5 42. Kg2 Rd4 43. Qf3 Ka7 44. h4 b6 45. Kh3 Qc1 46. Qg2 Qe1 47. h5 a5 48. a4 Rf4 49. Qh2 Rf3+ 0-1

[Event "Guernsey op"]
[Site "Grand Havre Bay"]
[Date "2010.10.18"]
[Round "2"]
[White "Thurlow, Kevin J"]
[Black "Havenaar, Jan"]
[Result "0-1"]
[ECO "A28"]
[WhiteElo "2045"]
[BlackElo "2193"]
[PlyCount "82"]
[EventDate "2010.10.17"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GCI"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. e3 Bb4 5. Qc2 a5 6. Nd5 Bc5 7. a3 d6 8. Be2 Be6 9. e4 Nd4 10. Nxd4 Bxd4 11. Rb1 c6 12. Ne3 g6 13. 0-0 h5 14. b4 axb4 15. axb4 Ng4 16. Rb3 Qh4 17. h3 Nf6 18. Bf3 Nh7 19. g3 Qe7 20. Bg2 Qd7 21. Kh2 h4 22. g4 0-0 23. Bb2 b5 24. d3 Ra2 25. Rc1 Qa7 26. Nd1 Qa6 27. Nc3 bxc4 28. dxc4 Qxc4 29. Nxa2 Qxc2 30. Rxc2 Bxb3 31. Rd2 c5 32. Nc1 Bc4 33. Bxd4 cxd4 34. Rc2 Bb5 35. f4 f6 36. f5 Rb8 37. Rc7 Ng5 38. Kg1 gxf5 39. gxf5 Rb6 40. Kf2 Rc6 41. Rb7 Rc2+ 0-1

[Event "Guernsey op"]
[Site "Grand Havre Bay"]
[Date "2010.10.17"]
[Round "1"]
[White "Havenaar, Jan"]
[Black "Downey, Keith"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2193"]
[BlackElo "1997"]
[PlyCount "74"]
[EventDate "2010.10.17"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GCI"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. Nc3 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. g3 Nf6 6. Bg2 d5 7. 0-0 e5 8. Nb3 d4 9. Ne4 Nxe4 10. Bxe4 Be7 11. Qd3 h6 12. Qb5 0-0 13. Bxc6 bxc6 14. Qxe5 Bf6 15. Qc5 Ba6 16. Re1 Re8 17. e4 dxe3 18. Bxe3 Bxb2 19. Rad1 Qf6 20. Rd6 Re6 21. Rd7 Bc3 22. Red1 Be2 23. Bd4 Qf3 24. Rb1 Bxd4 25. Nxd4 Qg4 26. Nxe6 fxe6 27. Rd4 Qg6 28. Qxc6 Rf8 29. Re4 Bg4 30. Rbe1 Qh5 31. Rxg4 Qxg4 32. Qxe6+ Qxe6 33. Rxe6 Rc8 34. Ra6 Rxc2 35. Rxa7 Kh7 36. a4 Ra2 37. Kg2 Kg6 1-0

[Event "Guernsey op 35th"]
[Site "Guernsey"]
[Date "2009.10.24"]
[Round "7"]
[White "Havenaar, Jan"]
[Black "Van Dijk, Bram"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2176"]
[BlackElo "2173"]
[PlyCount "81"]
[EventDate "2009.10.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GCI"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. Nc3 a6 2. g3 d5 3. e4 e6 4. Bg2 Nf6 5. f4 b5 6. e5 Nfd7 7. Nf3 Nb6 8. 0-0 Bb7 9. d4 c5 10. Ne2 Nc6 11. c3 h5 12. Qe1 Qd7 13. Qf2 c4 14. f5 Nd8 15. Nh4 exf5 16. Nxf5 Ne6 17. Ne3 g6 18. Bh3 Bh6 19. Nf4 Bxf4 20. gxf4 0-0-0 21. Qh4 Rdg8 22. Kh1 Qd8 23. Qxd8+ Kxd8 24. f5 gxf5 25. Nxf5 Nc8 26. Nh6 Rxh6 27. Bxh6 Ke7 28. Rf5 Bc6 29. Rg1 Rxg1+ 30. Kxg1 Nb6 31. Bd2 b4 32. Rxh5 Na4 33. Bxe6 Kxe6 34. Rh6+ Kd7 35. Rd6+ Kc7 36. Rf6 Nxb2 37. Rxf7+ Kb6 38. cxb4 Kb5 39. h4 Be8 40. e6 c3 41. Bxc3 1-0

[Event "Guernsey op 35th"]
[Site "Guernsey"]
[Date "2009.10.23"]
[Round "6"]
[White "Prins, Jan"]
[Black "Havenaar, Jan"]
[Result "0-1"]
[ECO "A41"]
[WhiteElo "2069"]
[BlackElo "2176"]
[PlyCount "111"]
[EventDate "2009.10.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GCI"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 d6 3. c4 Nc6 4. d5 Ne5 5. Nxe5 dxe5 6. Nc3 e6 7. e4 Bc5 8. Be2 0-0 9. 0-0 a6 10. Bg5 Be7 11. Be3 Bb4 12. f3 Qe7 13. Qc2 Bc5 14. Qc1 Nh5 15. g3 f5 16. Bxc5 Qxc5+ 17. Kg2 Nf6 18. Qd2 Bd7 19. Rad1 Rae8 20. b3 a5 21. Bd3 exd5 22. Nxd5 f4 23. Qf2 Qxf2+ 24. Rxf2 c5 25. Rfd2 fxg3 26. hxg3 Bc6 27. Be2 Kf7 28. a3 Rd8 29. Rb2 Ra8 30. Rh1 h6 31. Rd1 Rfd8 32. Kf2 Bxd5 33. cxd5 Ne8 34. b4 axb4 35. axb4 cxb4 36. Rxb4 Nd6 37. Rc1 Rdc8 38. Rxc8 Rxc8 39. f4 Re8 40. Ke3 Re7 41. Bf3 b5 42. Be2 Kf8 43. Bd3 Ra7 44. Rb3 Ra1 45. Rb4 g5 46. f5 h5 47. Kf3 g4+ 48. Kf2 Ra2+ 49. Ke3 Kg7 50. Rb1 Ra3 51. Rf1 Kf6 52. Rb1 Nc4+ 53. Ke2 Ke7 54. Ke1 Nd6 55. Bxb5 Nxe4 56. Bc4 0-1

[Event "Guernsey op 35th"]
[Site "Guernsey"]
[Date "2009.10.22"]
[Round "5"]
[White "Havenaar, Jan"]
[Black "Baumert, Christian"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2176"]
[BlackElo "2142"]
[PlyCount "81"]
[EventDate "2009.10.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GCI"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. Nc3 d5 2. e4 dxe4 3. Nxe4 Nd7 4. Bc4 e6 5. Ne2 Ndf6 6. N2c3 Nxe4 7. Nxe4 Nf6 8. Qe2 Be7 9. d3 Bd7 10. 0-0 Nxe4 11. dxe4 0-0 12. Rd1 Qc8 13. Bf4 Rd8 14. Rd3 Be8 15. Rg3 Qd7 16. Be5 g6 17. Bc3 Qd6 18. e5 Qc5 19. Bd3 Bf8 20. Rg4 Qe7 21. Bd2 Rd7 22. Bg5 Qc5 23. Bf6 Bg7 24. Rc4 Qb6 25. Bxg7 Kxg7 26. Qf3 c6 27. b3 Rd4 28. h4 Rxc4 29. Bxc4 Qd8 30. Qf4 h5 31. Be2 c5 32. Rd1 Qe7 33. Rd3 Bc6 34. Rg3 Rh8 35. Rd3 Bd5 36. c4 Bc6 37. Rd6 Rf8 38. g3 Kg8 39. Qe3 Kh7 40. Qxc5 g5 41. Rxc6 1-0

[Event "Guernsey op 35th"]
[Site "Guernsey"]
[Date "2009.10.21"]
[Round "4"]
[White "Schroer, Marcel"]
[Black "Havenaar, Jan"]
[Result "1-0"]
[ECO "E62"]
[WhiteElo "2127"]
[BlackElo "2176"]
[PlyCount "81"]
[EventDate "2009.10.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GCI"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 Nc6 3. Nf3 d6 4. g3 e5 5. d5 Ne7 6. Bg2 g6 7. 0-0 Bg7 8. Nc3 0-0 9. b4 a5 10. bxa5 Rxa5 11. Nd2 Nd7 12. Nb3 Ra6 13. Bd2 f5 14. Qc2 Kh8 15. a4 Ng8 16. Nb5 Rf7 17. c5 dxc5 18. Nxc5 Nxc5 19. Qxc5 e4 20. Bc3 Nf6 21. Rfd1 Rd7 22. f3 c6 23. Bxf6 Bxf6 24. Nc3 Ra5 25. Qb4 cxd5 26. Rac1 Ra6 27. Rxd5 Rc6 28. fxe4 Kg7 29. e5 Bg5 30. Rcd1 Qc7 31. Rxd7+ Bxd7 32. Bxc6 Be3+ 33. Kf1 Bxc6 34. Qd6 Qa5 35. Nd5 Bc5 36. Qf6+ Kh6 37. Qh4+ Kg7 38. Qf6+ Kh6 39. Nf4 Qxa4 40. Qh4+ Kg7 41. Ne6+ 1-0

[Event "Guernsey op 35th"]
[Site "Guernsey"]
[Date "2009.10.20"]
[Round "3"]
[White "Havenaar, Jan"]
[Black "Hamperl, Fred A"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2176"]
[BlackElo "2046"]
[PlyCount "55"]
[EventDate "2009.10.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GCI"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. Nc3 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 e5 5. Nf3 Be7 6. Nd5 Nf6 7. e3 Qa5+ 8. Nc3 0-0 9. Be2 Nc6 10. Nd2 Be6 11. 0-0 d5 12. Kh1 Rad8 13. f4 d4 14. exd4 Nxd4 15. Bd3 Rfe8 16. fxe5 Qxe5 17. Nf3 Nxf3 18. Qxf3 Ng4 19. Bf4 Qh5 20. h3 g5 21. Bh2 Bd6 22. Bxd6 Rxd6 23. Kg1 Re7 24. Ne4 Bd5 25. hxg4 Qh4 26. Nf6+ Rxf6 27. Qxf6 Qxg4 28. Rf2 1-0

[Event "Guernsey op 35th"]
[Site "Guernsey"]
[Date "2009.10.19"]
[Round "2"]
[White "Von Saldern, Ruediger"]
[Black "Havenaar, Jan"]
[Result "1/2-1/2"]
[ECO "A48"]
[WhiteElo "2040"]
[BlackElo "2176"]
[PlyCount "79"]
[EventDate "2009.10.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GCI"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. d4 g6 2. Bf4 Bg7 3. e3 d6 4. Nf3 Nf6 5. c3 0-0 6. Be2 Nbd7 7. h3 c6 8. 0-0 Qc7 9. Nbd2 c5 10. Rc1 b6 11. Ng5 h6 12. Nge4 Bb7 13. Bf3 Rac8 14. Nxf6+ Nxf6 15. dxc5 bxc5 16. Bxb7 Qxb7 17. Qc2 Rb8 18. Rb1 Qc6 19. Bg3 Rb7 20. e4 c4 21. Rfe1 Nh5 22. Bh2 e5 23. Nf1 Nf4 24. Bxf4 exf4 25. Nd2 Re8 26. Re2 Rbe7 27. Rbe1 f5 28. f3 fxe4 29. Nxe4 d5 30. Nf2 Rxe2 31. Rxe2 Rxe2 32. Qxe2 d4 33. cxd4 Bxd4 34. Kh2 Be3 35. Ng4 Qc5 36. Nxh6+ Kg7 37. Ng4 Qd4 38. Qe1 Qxb2 39. Nxe3 fxe3 40. Qxe3 1/2-1/2

[Event "Guernsey op 35th"]
[Site "Guernsey"]
[Date "2009.10.18"]
[Round "1"]
[White "Havenaar, Jan"]
[Black "Morcom, Huw"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2176"]
[BlackElo "1965"]
[PlyCount "87"]
[EventDate "2009.10.18"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "GCI"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. Nc3 a6 2. g3 e5 3. Bg2 Nf6 4. d3 Be7 5. e4 d6 6. Nge2 Nc6 7. 0-0 h6 8. f4 Bg4 9. h3 Bxe2 10. Qxe2 Qd7 11. Be3 Rg8 12. Qf2 0-0-0 13. a3 Rdf8 14. Nd5 Kd8 15. c4 Ke8 16. b4 exf4 17. Bxf4 Ne5 18. Qe2 Ng6 19. Be3 c6 20. Nf4 Nxf4 21. Bxf4 g5 22. Bd2 g4 23. h4 Nh5 24. Bf4 Rg6 25. Qe3 Bf6 26. e5 Nxf4 27. Rxf4 dxe5 28. d4 Be7 29. dxe5 c5 30. Be4 Rg7 31. Bf5 Qc7 32. Rd1 Rfg8 33. b5 axb5 34. Bd7+ Kf8 35. Bxb5 Rg6 36. Rdf1 R8g7 37. Qe4 Re6 38. Rf5 Kg8 39. Qd5 Qd8 40. Rd1 Qxd5 41. cxd5 Rb6 42. a4 f6 43. d6 Bd8 44. e6 1-0

[Event "East Devon op"]
[Site "Exeter"]
[Date "2009.03.08"]
[Round "5"]
[White "Havenaar, Jan"]
[Black "Richmond, Jane"]
[Result "0-1"]
[ECO "B23"]
[WhiteElo "1952"]
[BlackElo "1984"]
[PlyCount "116"]
[EventDate "2009.03.06"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ENG"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. Nc3 d5 2. e4 e6 3. e5 c5 4. f4 Nc6 5. Nf3 f6 6. Bb5 Bd7 7. Qe2 Qb6 8. exf6 Nxf6 9. Bxc6 Qxc6 10. 0-0 Be7 11. d3 0-0 12. f5 exf5 13. Qxe7 Rae8 14. Ne5 Rxe7 15. Nxc6 Bxc6 16. Bf4 Re6 17. Rae1 Rfe8 18. Rxe6 Rxe6 19. Rf2 d4 20. Re2 Kf7 21. Rxe6 Kxe6 22. Ne2 a6 23. Bb8 g5 24. Ba7 Nd7 25. c3 dxc3 26. bxc3 b5 27. a3 Bd5 28. Kf2 Ne5 29. Nc1 c4 30. d4 Ng4+ 31. Kg1 Ne3 32. g3 Nc2 33. Bc5 Ne1 34. Kf2 Nf3 35. h3 Nd2 36. Ne2 Ne4+ 37. Ke3 Bb7 38. Bf8 Nf6 39. Bh6 Nd5+ 40. Kf2 Kf6 41. h4 gxh4 42. gxh4 Kf7 43. Bg5 Bc6 44. Kg3 Kg7 45. Bd8 Be8 46. Ba5 Bd7 47. Nf4 Nf6 48. Bb4 Bc6 49. Kf2 Be4 50. Ne6+ Kh6 51. Nf4 Kg7 52. Ne6+ Kh6 53. Nc5 Nd5 54. Nxa6 Kh5 55. Nc5 Kxh4 56. a4 bxa4 57. Nxa4 Kg4 58. Ba5 f4 0-1

[Event "East Devon op"]
[Site "Exeter"]
[Date "2009.03.08"]
[Round "4"]
[White "Shapland, Roy"]
[Black "Havenaar, Jan"]
[Result "1/2-1/2"]
[ECO "A50"]
[BlackElo "1952"]
[PlyCount "99"]
[EventDate "2009.03.06"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ENG"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 Nc6 3. Nc3 e5 4. d5 Ne7 5. Nf3 Ng6 6. a3 a5 7. g3 Bc5 8. Bg2 d6 9. 0-0 Bd7 10. e4 0-0 11. Qd3 h6 12. Be3 Bxe3 13. Qxe3 a4 14. Nd2 Qe7 15. Rad1 Ra5 16. Rc1 Rfa8 17. Rc2 Be8 18. Na2 Nd7 19. Nb4 Nc5 20. Rc3 Nf8 21. f4 Nh7 22. Nd3 Nxd3 23. Qxd3 b6 24. fxe5 dxe5 25. Rf2 Nf6 26. Qf1 Bd7 27. Bh3 Bg4 28. Bg2 Ne8 29. Nf3 Nd6 30. Nh4 Rc5 31. h3 Bd7 32. Kh2 g5 33. Nf5 Bxf5 34. exf5 f6 35. Qe2 Qh7 36. Bf3 Qxf5 37. Bg4 Qg6 38. Bh5 Qg7 39. Qg4 f5 40. Rxf5 Nxf5 41. Qxf5 Rf8 42. Qe6+ Kh8 43. Kg2 Qf6 44. Rf3 Qg7 45. Rxf8+ Qxf8 46. Qxe5+ Qg7 47. Qe8+ Kh7 48. Qe4+ Kh8 49. Qe8+ Kh7 50. Qe4+ 1/2-1/2

[Event "East Devon op"]
[Site "Exeter"]
[Date "2009.03.07"]
[Round "3"]
[White "Havenaar, Jan"]
[Black "Ward, Ieuan C"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "1952"]
[BlackElo "2176"]
[PlyCount "73"]
[EventDate "2009.03.06"]
[EventType "swiss"]
[EventRounds "5"]
[EventCountry "ENG"]
[SourceTitle "EXT 2011"]
[Source "ChessBase"]
[SourceDate "2010.11.26"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.26"]
[SourceQuality "1"]

1. Nc3 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 a6 5. g3 Nf6 6. Bg2 e6 7. 0-0 Be7 8. h3 0-0 9. e4 Nbd7 10. f4 Qc7 11. g4 Nb6 12. g5 Ne8 13. f5 Bd7 14. Kh1 Nc4 15. h4 d5 16. fxe6 fxe6 17. Rxf8+ Bxf8 18. exd5 exd5 19. Qf3 Ned6 20. Nxd5 Qc5 21. c3 Ne5 22. Qg3 Ndf7 23. Be3 Nc4 24. Nb3 Qd6 25. Bf4 Qg6 26. Nd4 Nxb2 27. Re1 Re8 28. Rxe8 Bxe8 29. Nc7 Bd7 30. Bxb7 Nd3 31. Bd5 Kh8 32. Nce6 Nxf4 33. Qxf4 Bd6 34. Qf2 h6 35. c4 hxg5 36. hxg5 Qh5+ 37. Kg1 1/2-1/2

