[Event "Maarssen OKU op-B"]
[Site "Maarssen"]
[Date "2013.06.02"]
[Round "5"]
[White "Jansen, Jan"]
[Black "Peeters, Joep"]
[Result "1/2-1/2"]
[ECO "B07"]
[WhiteElo "1745"]
[BlackElo "1777"]
[PlyCount "51"]
[EventDate "2013.05.31"]
[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 d6 2. d4 Nf6 3. f3 Nbd7 4. c4 c6 5. Be3 e5 6. Qd2 Be7 7. Nc3 a6 8. Bd3 0-0 9. Nge2 b5 10. d5 cxd5 11. Nxd5 Nxd5 12. cxd5 Bb7 13. Ng3 g6 14. 0-0 Rc8 15. Rac1 h5 16. Bc2 Nb6 17. b3 Nd7 18. Bh6 Re8 19. Be3 Bf6 20. Nh1 Qe7 21. Nf2 Kh7 22. Nh3 Kg8 23. Ng5 Kg7 24. h4 Rc7 25. g3 Rec8 26. Bd3 1/2-1/2

[Event "Maarssen OKU op-B"]
[Site "Maarssen"]
[Date "2013.06.02"]
[Round "6"]
[White "Michaud, Majnu"]
[Black "Jansen, Jan"]
[Result "1-0"]
[ECO "A57"]
[WhiteElo "1865"]
[BlackElo "1745"]
[PlyCount "55"]
[EventDate "2013.05.31"]
[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. c4 c5 3. d5 b5 4. cxb5 a6 5. b6 Qxb6 6. Nc3 d6 7. e4 g6 8. Nf3 Nbd7 9. Nd2 Bg7 10. Nc4 Qc7 11. Bd3 Nb6 12. 0-0 Nxc4 13. Bxc4 0-0 14. Kh1 Nd7 15. f4 Nb6 16. Be2 Bb7 17. a4 Rfd8 18. f5 Nd7 19. Bg5 Nf6 20. Qd2 Rf8 21. Bh6 Rae8 22. Rf3 e6 23. Rh3 exd5 24. Bxg7 Kxg7 25. Qh6+ Kg8 26. g4 d4 27. g5 Nh5 28. f6 1-0

[Event "Maarssen OKU op-B"]
[Site "Maarssen"]
[Date "2013.06.01"]
[Round "3"]
[White "Krouwel, Robert"]
[Black "Jansen, Jan"]
[Result "0-1"]
[ECO "A06"]
[WhiteElo "1807"]
[BlackElo "1745"]
[PlyCount "70"]
[EventDate "2013.05.31"]
[EventType "swiss"]
[EventRounds "6"]
[EventCountry "NED"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. Nf3 d5 2. d3 c5 3. Nbd2 Nc6 4. e4 e5 5. Be2 f6 6. c3 Be6 7. Qc2 Qd7 8. Nf1 Bd6 9. Ng3 g6 10. 0-0 0-0-0 11. Bd2 Nge7 12. b4 Rdg8 13. Rfb1 f5 14. Ng5 f4 15. Nf1 d4 16. Nxe6 Qxe6 17. Qa4 dxc3 18. Bxc3 cxb4 19. Bd2 Kb8 20. Bd1 Rd8 21. Rc1 Qd7 22. Rab1 Nc8 23. a3 Nb6 24. Qb5 bxa3 25. Ba5 Nxa5 26. Qxa5 Rc8 27. h3 Rxc1 28. Rxc1 Rc8 29. Bg4 Qxg4 30. hxg4 Rxc1 31. Qd2 Rb1 32. Qa2 Rb2 33. Qa1 Na4 34. Qd1 Nc3 35. Qa1 Bb4 0-1

[Event "Maarssen OKU op-B"]
[Site "Maarssen"]
[Date "2013.06.01"]
[Round "4"]
[White "Reichardt, Gert"]
[Black "Jansen, Jan"]
[Result "0-1"]
[ECO "B23"]
[WhiteElo "1821"]
[BlackElo "1745"]
[PlyCount "90"]
[EventDate "2013.05.31"]
[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. Nc3 Nc6 3. Bc4 a6 4. a4 d6 5. f4 Nf6 6. Nf3 Bg4 7. d3 Nd4 8. Be3 Nxf3+ 9. gxf3 Bd7 10. e5 Ng8 11. d4 cxd4 12. Qxd4 Bc6 13. exd6 Qxd6 14. Qxd6 exd6 15. Kf2 Nh6 16. Bb6 Kd7 17. Rhe1 Be7 18. Nd5 Bh4+ 19. Kg2 Bxe1 20. Rxe1 Rae8 21. Be3 Nf5 22. Kf2 Bxd5 23. Bxd5 Rxe3 24. Rxe3 Nxe3 25. Kxe3 Re8+ 26. Kd3 Kc7 27. h3 f6 28. Be4 h6 29. b4 Re7 30. Kd4 g5 31. fxg5 hxg5 32. c4 Re5 33. b5 axb5 34. axb5 b6 35. Bg6 Kd8 36. Bh7 Ke7 37. Be4 Kf8 38. Bg6 Kg7 39. Be4 Kh6 40. Bc6 Kh5 41. Bd7 Kh4 42. Bc8 Kg3 43. Bg4 f5 44. Bh5 Kxh3 45. c5 Rxc5 0-1

[Event "Maarssen OKU op-B"]
[Site "Maarssen"]
[Date "2013.05.31"]
[Round "1"]
[White "Jansen, Jan"]
[Black "Wallace, Mitchel"]
[Result "1-0"]
[ECO "A53"]
[WhiteElo "1745"]
[BlackElo "1886"]
[PlyCount "107"]
[EventDate "2013.05.31"]
[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 d6 2. d4 Nf6 3. f3 Nbd7 4. c4 c6 5. Nc3 e5 6. Be3 Be7 7. Qd2 Nf8 8. Bd3 h6 9. Nge2 g5 10. 0-0-0 Ng6 11. g3 exd4 12. Nxd4 Ne5 13. Be2 Qa5 14. Rhe1 Bd7 15. Kb1 0-0-0 16. Nd5 Qxd2 17. Nxe7+ Kb8 18. Rxd2 Rhe8 19. Nef5 c5 20. Nc2 Bxf5 21. exf5 g4 22. fxg4 Nexg4 23. Bxg4 Nxg4 24. Bf4 Rxe1+ 25. Nxe1 Kc7 26. Re2 Rd7 27. Nf3 h5 28. h3 Nf6 29. Bg5 Nh7 30. Re8 f6 31. Bh4 Kc6 32. Nd2 d5 33. Re6+ Rd6 34. cxd5+ Kxd5 35. Rxd6+ Kxd6 36. g4 hxg4 37. hxg4 Kd5 38. Nf3 Ke4 39. g5 fxg5 40. Nxg5+ Nxg5 41. Bxg5 Kxf5 42. Be7 c4 43. Kc2 Ke5 44. Kc3 Kd5 45. a4 b6 46. Kb4 Ke6 47. Bh4 Kd6 48. Kxc4 Kc6 49. Bg3 a6 50. Bh2 Kb7 51. Kd5 b5 52. axb5 axb5 53. Kc5 Ka6 54. b4 1-0

