[Event "Twente Young Master op-A"]
[Site "Twente"]
[Date "2007.08.11"]
[Round "9"]
[White "De Jong, Amanda"]
[Black "Groenendijk, Thijs"]
[Result "1-0"]
[ECO "C27"]
[WhiteElo "1728"]
[BlackElo "1674"]
[PlyCount "79"]
[EventDate "2007.08.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Bc4 Bc5 3. Nc3 Nf6 4. d3 c6 5. Nge2 Ng4 6. d4 Bb6 7. f3 exd4 8. Nxd4 Qh4+ 9. g3 Qf6 10. Nce2 Ne5 11. Bb3 c5 12. f4 cxd4 13. fxe5 Qxe5 14. Qd3 Nc6 15. Bf4 Qc5 16. 0-0-0 a5 17. Rhf1 0-0 18. h4 a4 19. Bc4 d6 20. Bd5 Bg4 21. Rd2 Ba5 22. c3 a3 23. Nxd4 axb2+ 24. Kxb2 Ne7 25. Bb3 Rfc8 26. Rc2 Qb6 27. Be3 Qc7 28. Rxf7 Kh8 29. Bg5 Re8 30. Rcf2 Bh5 31. Ne6 Qxc3+ 32. Qxc3 Bxc3+ 33. Kxc3 Bxf7 34. Rxf7 Rac8+ 35. Kb2 Ng6 36. Rxg7 Ne5 37. Rc7 Ng4 38. Rxb7 h6 39. Bxh6 Nxh6 40. Ng5 1-0

[Event "Twente Young Master op-A"]
[Site "Twente"]
[Date "2007.08.10"]
[Round "7"]
[White "Groenendijk, Thijs"]
[Black "Van Lenthe, Bernard"]
[Result "1-0"]
[ECO "C78"]
[WhiteElo "1674"]
[BlackElo "1388"]
[PlyCount "145"]
[EventDate "2007.08.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Bc5 5. 0-0 Nf6 6. Re1 0-0 7. c3 b5 8. Bb3 d6 9. h3 h6 10. d3 Be6 11. Bc2 Qc8 12. d4 exd4 13. cxd4 Bb4 14. Bd2 Bxd2 15. Nbxd2 Bd7 16. Nf1 Ne7 17. Qd3 Ng6 18. Ng3 Kh8 19. Rad1 d5 20. e5 Nh7 21. Nh4 Be6 22. Nxg6+ fxg6 23. Qxg6 Bg8 24. Re3 Qd7 25. e6 Qe7 26. Rde1 Rf6 27. Nf5 Qf8 28. e7 Qf7 29. Qxf7 Bxf7 30. e8Q+ Bxe8 31. Rxe8+ Rxe8 32. Rxe8+ Rf8 33. Rxf8+ Nxf8 34. Ne7 Ne6 35. Nxd5 Nxd4 36. Bd3 c6 37. Nb4 a5 38. Nc2 Ne6 39. Be4 c5 40. Kf1 g5 41. g3 Kg7 42. Bd5 Nc7 43. Ne3 h5 44. Ke2 Kf6 45. Kd3 Ke5 46. Bf7 h4 47. gxh4 gxh4 48. Ng2 Kf6 49. Bh5 Ne6 50. Bg4 Nd4 51. Nxh4 Nc6 52. a3 Ne5+ 53. Kc3 Nc4 54. Be2 Nd6 55. f3 Kg5 56. Ng2 Nf5 57. Bxb5 Nd6 58. Bd7 Kf6 59. h4 Ke7 60. Bg4 Kf6 61. Nf4 Ke5 62. Nd3+ Kd5 63. h5 Nb5+ 64. Kd2 Nd6 65. h6 Nf7 66. h7 Nh8 67. Kc3 Ng6 68. Nf4+ Nxf4 69. h8Q Ne2+ 70. Kd2 Nd4 71. Qa8+ Ke5 72. Kd3 Nb3 73. Qb8+ 1-0

[Event "Twente Young Master op-A"]
[Site "Twente"]
[Date "2007.08.10"]
[Round "8"]
[White "Groenendijk, Thijs"]
[Black "Van Vliembergen, Marina"]
[Result "0-1"]
[ECO "C02"]
[WhiteElo "1674"]
[BlackElo "1720"]
[PlyCount "76"]
[EventDate "2007.08.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. Bd3 Bd7 7. Bc2 f6 8. 0-0 Be7 9. b3 fxe5 10. dxe5 0-0-0 11. Be3 Qc7 12. Bf4 Rf8 13. Bg3 Nh6 14. Re1 Nf5 15. Bxf5 Rxf5 16. Nbd2 g5 17. Nf1 h5 18. Ne3 Rf7 19. Nxd5 Qd8 20. Nxe7+ Qxe7 21. Qd2 Rg8 22. h4 Rxf3 23. gxf3 gxh4 24. Kg2 hxg3 25. fxg3 Qg7 26. Qf4 Ne7 27. Rh1 Nd5 28. Qh4 Qxe5 29. Rae1 Qxc3 30. Re2 e5 31. Rhe1 Nf4+ 32. Kf2 Nxe2 33. Rxe2 Qd4+ 34. Qxd4 exd4 35. Re5 b6 36. Rxh5 Re8 37. g4 d3 38. Rd5 Re2+ 0-1

[Event "Twente Young Master op-A"]
[Site "Twente"]
[Date "2007.08.09"]
[Round "6"]
[White "Van Eijk, Chantal"]
[Black "Groenendijk, Thijs"]
[Result "1-0"]
[ECO "C45"]
[WhiteElo "1764"]
[BlackElo "1674"]
[PlyCount "61"]
[EventDate "2007.08.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. e5 Qe7 7. Qe2 Nd5 8. c4 Ba6 9. Qe4 Nb6 10. Nc3 Qe6 11. b3 Bb4 12. Bd2 0-0 13. f4 Rfe8 14. Bd3 g6 15. a3 Bc5 16. Ne2 Qg4 17. h3 Qh5 18. Ng3 Qh4 19. Qf3 Bd4 20. 0-0-0 Rab8 21. Ne2 Bc5 22. b4 Bf8 23. g3 Qd8 24. c5 Nc4 25. Bc3 Bb5 26. f5 Nxa3 27. e6 Bxd3 28. exf7+ Kxf7 29. fxg6+ Kxg6 30. Nf4+ Kf7 31. Nxd3+ 1-0

[Event "Twente Young Master op-A"]
[Site "Twente"]
[Date "2007.08.08"]
[Round "5"]
[White "Groenendijk, Thijs"]
[Black "Van Kesteren, Ruben"]
[Result "1-0"]
[ECO "C60"]
[WhiteElo "1674"]
[BlackElo "1222"]
[PlyCount "67"]
[EventDate "2007.08.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Bd6 4. 0-0 Nge7 5. c3 0-0 6. d3 a6 7. Bc4 b5 8. Bb3 a5 9. a3 Ng6 10. Ng5 Nf4 11. Bxf4 exf4 12. Qh5 h6 13. Nxf7 Rxf7 14. Qxf7+ Kh8 15. d4 Bb7 16. e5 a4 17. exd6 axb3 18. dxc7 Qxc7 19. Re1 Qd8 20. Qxf4 b4 21. Qd6 Kh7 22. d5 Na5 23. Nd2 Qg5 24. f4 Qf5 25. Qxb4 Qxd5 26. Qe4+ Kg8 27. Qxd5+ Bxd5 28. Re5 Bf7 29. Rae1 Rd8 30. Rxa5 d5 31. Nxb3 Rb8 32. Nd4 Rxb2 33. a4 Bg6 34. Rxd5 1-0

[Event "Twente Young Master op-A"]
[Site "Twente"]
[Date "2007.08.08"]
[Round "4"]
[White "Melis, Wout"]
[Black "Groenendijk, Thijs"]
[Result "1/2-1/2"]
[ECO "C30"]
[WhiteElo "1605"]
[BlackElo "1674"]
[PlyCount "55"]
[EventDate "2007.08.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. e4 e5 2. f4 exf4 3. Nf3 Nf6 4. Nc3 d6 5. Bc4 Be7 6. d3 0-0 7. Bxf4 Be6 8. Bxe6 fxe6 9. Qd2 e5 10. Bg3 Nbd7 11. Ng5 Qc8 12. 0-0 Nh5 13. Nd5 Bd8 14. Bf2 c6 15. Nc3 Nf4 16. Nf3 Nf6 17. d4 Bb6 18. dxe5 Bxf2+ 19. Rxf2 Qg4 20. Kh1 Nd7 21. exd6 Rae8 22. Raf1 Rf6 23. e5 Rh6 24. e6 Rexe6 25. Nd4 Rxh2+ 26. Kxh2 Rh6+ 27. Kg1 Nh3+ 28. Kh2 1/2-1/2

[Event "Twente Young Master op-A"]
[Site "Twente"]
[Date "2007.08.07"]
[Round "3"]
[White "Groenendijk, Thijs"]
[Black "Van Herwaarden, Arjen"]
[Result "0-1"]
[ECO "B00"]
[WhiteElo "1674"]
[BlackElo "2002"]
[PlyCount "96"]
[EventDate "2007.08.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. e4 Nc6 2. d4 d5 3. e5 f6 4. f4 Nh6 5. Nf3 Bf5 6. Bd3 Be4 7. c3 e6 8. 0-0 Nf7 9. Qe2 f5 10. Nbd2 Be7 11. b4 h6 12. Nb3 Bxd3 13. Qxd3 b6 14. Bd2 g5 15. Qb5 Qd7 16. Qa6 Rg8 17. a4 Nfd8 18. Qd3 a5 19. b5 Na7 20. Rfb1 Nf7 21. Kh1 Nc8 22. c4 gxf4 23. Bxf4 Ng5 24. cxd5 Qxd5 25. Nbd2 Nxf3 26. Nxf3 Bg5 27. Qd2 Bxf4 28. Qxf4 Ne7 29. Rc1 0-0-0 30. Ra3 Qe4 31. Qxh6 Rg6 32. Qd2 Nd5 33. Qc2 Qg4 34. h3 Qg3 35. Rb3 Rdg8 36. Ne1 Qf4 37. Rf3 Qxd4 38. Rd3 Qxe5 39. Nf3 Qg7 40. Rd2 Nb4 41. Qc3 Rxg2 42. Qxg7 R2xg7 43. Ne5 Nd5 44. Nc4 Kb7 45. Re2 Rg3 46. Kh2 f4 47. Ne5 Rh8 48. Rg2 Rgxh3+ 0-1

[Event "Twente Young Master op-A"]
[Site "Twente"]
[Date "2007.08.06"]
[Round "2"]
[White "Bakker, Guido"]
[Black "Groenendijk, Thijs"]
[Result "1/2-1/2"]
[ECO "C47"]
[WhiteElo "1862"]
[BlackElo "1674"]
[PlyCount "41"]
[EventDate "2007.08.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 Bb4 6. Nxc6 bxc6 7. Bd3 0-0 8. 0-0 d5 9. exd5 cxd5 10. Bg5 Be6 11. Bxf6 Qxf6 12. Nxd5 Bxd5 13. Qh5 g6 14. Qxd5 Qxb2 15. Qb7 Qc3 16. Be4 a5 17. a4 Rfe8 18. Qc6 Rad8 19. Rab1 Qd4 20. Bd3 Bd6 21. g3 1/2-1/2

[Event "Twente Young Master op-A"]
[Site "Twente"]
[Date "2007.08.06"]
[Round "1"]
[White "Groenendijk, Thijs"]
[Black "Hortensius, Nick"]
[Result "0-1"]
[ECO "C04"]
[WhiteElo "1674"]
[BlackElo "2020"]
[PlyCount "46"]
[EventDate "2007.08.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2008"]
[Source "ChessBase"]
[SourceDate "2007.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2007.11.25"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 Nc6 4. c3 e5 5. Bb5 exd4 6. cxd4 Bb4 7. Qa4 Qd6 8. Ne2 Bd7 9. 0-0 Nge7 10. e5 Qg6 11. Nf4 Qh6 12. Nf3 g5 13. Nd3 Ba5 14. Be3 Bb6 15. Rfc1 Rg8 16. Nde1 Nf5 17. Bxg5 Rxg5 18. Nxg5 Qxg5 19. Bxc6 bxc6 20. Nf3 Qf4 21. Qc2 0-0-0 22. a4 Rg8 23. a5 Qxf3 0-1

