[Event "Hengelo op-D"]
[Site "Hengelo"]
[Date "1992.??.??"]
[Round "9"]
[White "Sieval, Sylvia"]
[Black "Houben, Jaap"]
[Result "0-1"]
[ECO "B72"]
[PlyCount "70"]
[EventDate "1992.??.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "NED"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Nc6 7. Bc4 Ng4 8. Bg5 Qb6 9. Be3 Nxe3 10. fxe3 Bg7 11. Nd5 Qd8 12. Nb5 0-0 13. 0-0 a6 14. Nd4 Ne5 15. Bb3 Bd7 16. Nc3 Rc8 17. h3 Nc4 18. Qf3 Nd2 19. Qe2 Nxf1 20. Rxf1 e6 21. Qf2 b5 22. Qg3 Qb6 23. Nde2 b4 24. Nd1 Bb5 25. Rf2 a5 26. a4 bxa3 27. bxa3 a4 28. Ba2 Rxc2 29. Nd4 Rxf2 30. Qxf2 Ba6 31. Nf3 h6 32. g4 Rc8 33. h4 Bd3 34. Ne1 Bxe4 35. Ng2 Rc2 0-1

[Event "Hengelo op"]
[Site "Hengelo"]
[Date "1992.??.??"]
[Round "13"]
[White "Sieval, Sylvia"]
[Black "Kleywegt, Martin"]
[Result "0-1"]
[ECO "C02"]
[PlyCount "76"]
[EventDate "1992.??.??"]
[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 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. Na3 Nh6 7. Bb5 Bd7 8. Bd3 cxd4 9. Nxd4 Nxe5 10. Be3 Nxd3+ 11. Qxd3 Qxb2 12. Nac2 Rc8 13. Bd2 e5 14. 0-0 Qb6 15. Rfe1 Bd6 16. Nf3 0-0 17. Nxe5 Bf5 18. Qxd5 Bxe5 19. Qxe5 Bxc2 20. Qg3 Qg6 21. Qxg6 Bxg6 22. Re7 Rfd8 23. Rae1 f6 24. Bf4 Re8 25. Bd2 Rcd8 26. Rxe8+ Rxe8 27. Rxe8+ Bxe8 28. Be3 b6 29. Kf1 Kf7 30. Ke2 g5 31. h4 Nf5 32. hxg5 Nxe3 33. fxe3 fxg5 34. Kd3 Ke6 35. Kd4 h5 36. Ke4 Bc6+ 37. Kd3 Bxg2 38. a4 h4 0-1

[Event "Hengelo op-D"]
[Site "Hengelo"]
[Date "1992.??.??"]
[Round "10"]
[White "Sieval, Sylvia"]
[Black "Muntslag, Arjaan"]
[Result "0-1"]
[ECO "B86"]
[PlyCount "96"]
[EventDate "1992.??.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "NED"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e6 7. Bc4 Be7 8. Qd2 b5 9. Bd3 Bb7 10. 0-0 Nbd7 11. b4 0-0 12. Qe2 Rc8 13. Bd2 Qc7 14. f4 Rfd8 15. Rf3 Nb6 16. Rg3 Nc4 17. Bxc4 Qxc4 18. Qxc4 Rxc4 19. Nf3 Nxe4 20. Nxe4 Bxe4 21. c3 Bf6 22. Ng5 Bg6 23. Rf3 h6 24. Nh3 Rxb4 25. cxb4 Bxa1 26. g4 Be4 27. Ra3 Bb7 28. Rd3 Kf8 29. Nf2 Ke7 30. h4 f6 31. h5 e5 32. fxe5 dxe5 33. Rxd8 Kxd8 34. Kh2 Bd5 35. Nd3 Bxa2 36. Nc5 Bd4 37. Nxa6 Kd7 38. Nc5+ Kd6 39. Ne4+ Kc6 40. Ng3 Be6 41. Kh3 Kd5 42. Nf5 Bxf5 43. gxf5 Ke4 44. Kg4 Kd3 45. Be1 Bc3 46. Bf2 Bxb4 47. Kf3 e4+ 48. Kg2 e3 0-1

[Event "Hengelo op-D"]
[Site "Hengelo"]
[Date "1992.??.??"]
[Round "3"]
[White "Wortel, Marten"]
[Black "Sieval, Sylvia"]
[Result "1-0"]
[ECO "C02"]
[PlyCount "45"]
[EventDate "1992.??.??"]
[EventType "swiss"]
[EventRounds "11"]
[EventCountry "NED"]
[SourceTitle "EXT 1998"]
[Source "ChessBase"]
[SourceDate "1997.11.17"]
[SourceVersion "1"]
[SourceVersionDate "1997.11.17"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 f6 6. a3 a5 7. exf6 Nxf6 8. Bd3 c4 9. Bc2 Bd6 10. 0-0 0-0 11. Re1 Qc7 12. Qe2 Re8 13. Ne5 Nd7 14. Bxh7+ Kf8 15. Nxd7+ Qxd7 16. Bg6 Qe7 17. Qh5 Bxh2+ 18. Kxh2 Qc7+ 19. g3 Ke7 20. Bg5+ Kd6 21. Bxe8 Qb6 22. Bf4+ e5 23. Bxe5+ 1-0

