[Event "Hengelo U12 op"]
[Site "Hengelo"]
[Date "1998.??.??"]
[Round "?"]
[White "Berkenbosch, M."]
[Black "Griffioen, S."]
[Result "1-0"]
[ECO "C57"]
[PlyCount "17"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Nxd5 6. d3 Be7 7. Qh5 Bxg5 8. Bxg5 Nf6 9. Qxf7# 1-0

[Event "Hengelo U12 op"]
[Site "Hengelo"]
[Date "1998.??.??"]
[Round "?"]
[White "De Clerck, Bart"]
[Black "Griffioen, S."]
[Result "1/2-1/2"]
[ECO "C65"]
[PlyCount "44"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. 0-0 Be7 5. Bxc6 dxc6 6. Nc3 0-0 7. Nxe5 Bd6 8. Nf3 Bg4 9. d3 Bb4 10. Bd2 Qe7 11. e5 Bxf3 12. exf6 Qxf6 13. Qxf3 Qxf3 14. gxf3 Bxc3 15. Bxc3 Rfe8 16. Rfe1 Rxe1+ 17. Rxe1 h6 18. Ba5 b6 19. Bb4 c5 20. Bd2 Kf8 21. c3 Re8 22. Rxe8+ Kxe8 1/2-1/2

[Event "Hengelo U12 op"]
[Site "Hengelo"]
[Date "1998.??.??"]
[Round "?"]
[White "Griffioen, S."]
[Black "Cornelissen, Philip"]
[Result "0-1"]
[ECO "B29"]
[PlyCount "68"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nf6 3. Nc3 e6 4. d4 Nc6 5. Be3 Qb6 6. Nb5 g6 7. Be2 Bg7 8. 0-0 Nxe4 9. dxc5 Qa5 10. Nd6+ Nxd6 11. cxd6 0-0 12. Qd2 Qd8 13. Bd4 e5 14. Bc3 a6 15. Ng5 Bf6 16. Ne4 Bg7 17. Nc5 Rb8 18. Bf3 Bf6 19. Bxc6 bxc6 20. Rfe1 Bg5 21. Qe2 f6 22. Ne4 Bf4 23. g3 Bh6 24. Nxf6+ Rxf6 25. Qxe5 Bg7 26. Qe7 Qf8 27. Qxf8+ Kxf8 28. Bxf6 Bxf6 29. Re2 a5 30. Rae1 Ba6 31. Rb1 Bxe2 32. Re1 Bf3 33. c3 Rxb2 34. Kf1 Bxc3 0-1

[Event "Hengelo U12 op"]
[Site "Hengelo"]
[Date "1998.??.??"]
[Round "?"]
[White "Griffioen, S."]
[Black "Middelveld, Martine"]
[Result "0-1"]
[ECO "C49"]
[PlyCount "70"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. Nc3 Bb4 5. 0-0 0-0 6. a3 Bxc3 7. dxc3 a6 8. Bxc6 bxc6 9. Bg5 d6 10. b4 Bb7 11. c4 c5 12. b5 Bxe4 13. bxa6 Rxa6 14. Qe2 Bf5 15. Nh4 Be6 16. h3 Ra4 17. Qf3 Bxc4 18. Rfe1 Qa8 19. Bxf6 Qxf3 20. Nxf3 gxf6 21. Nh4 Bd5 22. Nf5 Be6 23. Ne7+ Kg7 24. Re3 Re8 25. Rg3+ Kh6 26. Ng8+ Kh5 27. Nxf6+ Kh6 28. Nxe8 f5 29. Nxc7 Bc4 30. Rd1 f4 31. Rxd6+ Kh5 32. Rg7 Rxa3 33. Rxh7+ Kg5 34. f3 Ra1+ 35. Kf2 Rf1# 0-1

[Event "Hengelo U12 op"]
[Site "Hengelo"]
[Date "1998.??.??"]
[Round "?"]
[White "Griffioen, S."]
[Black "Reinders, Johanneke"]
[Result "1-0"]
[ECO "C49"]
[PlyCount "51"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Bb4 5. 0-0 0-0 6. d3 d6 7. Bg5 Bg4 8. Bxc6 Bxc3 9. bxc3 bxc6 10. Rb1 Bxf3 11. Qxf3 Re8 12. Rfe1 h6 13. Bxf6 gxf6 14. Qg3+ Kh8 15. d4 Rb8 16. Rxb8 Qxb8 17. h3 Rg8 18. Qf3 Qd8 19. dxe5 dxe5 20. Rd1 Qe7 21. Qe3 Rg6 22. g4 Qe6 23. f3 Qxa2 24. Qc1 a5 25. Rd8+ Rg8 26. Qxh6# 1-0

[Event "Hengelo U12 op"]
[Site "Hengelo"]
[Date "1998.??.??"]
[Round "?"]
[White "Sminia, Tjerk"]
[Black "Griffioen, S."]
[Result "1-0"]
[ECO "C42"]
[PlyCount "97"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nc3 Nc6 3. Nf3 Bb4 4. Bc4 Nf6 5. d3 0-0 6. Bg5 Bxc3+ 7. bxc3 d6 8. 0-0 Qe8 9. d4 exd4 10. cxd4 Nxe4 11. Re1 Bg4 12. h3 Bxf3 13. Qxf3 Nxd4 14. Qxe4 Qxe4 15. Rxe4 Nxc2 16. Rc1 Nb4 17. a3 Nc6 18. Bd5 Rae8 19. Rxe8 Rxe8 20. Bxc6 bxc6 21. Rxc6 Re1+ 22. Kh2 h6 23. Bf4 Re7 24. g4 g5 25. Bg3 d5 26. Rxc7 Rxc7 27. Bxc7 d4 28. Ba5 d3 29. Kg3 a6 30. f4 gxf4+ 31. Kxf4 Kg7 32. h4 f6 33. Kf5 Kf7 34. Bd2 Kg7 35. h5 Kf7 36. Bxh6 a5 37. Ke4 Ke6 38. Kxd3 f5 39. gxf5+ Kxf5 40. Bd2 a4 41. h6 Kg6 42. Kc4 Kh7 43. Kb4 Kh8 44. Kxa4 Kh7 45. Kb5 Kh8 46. a4 Kg8 47. a5 Kh7 48. a6 Kh8 49. a7 1-0

