[Event "Hengelo U12 op"]
[Site "Hengelo"]
[Date "2001.08.06"]
[Round "1"]
[White "Schlangen, Loran"]
[Black "Van der Steen, Harm"]
[Result "1-0"]
[ECO "C44"]
[PlyCount "63"]
[EventDate "2001.08.06"]
[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. d4 exd4 4. c3 dxc3 5. Nxc3 Nf6 6. Bg5 Bb4 7. Bc4 Bxc3+ 8. bxc3 0-0 9. 0-0 d6 10. e5 dxe5 11. Qxd8 Rxd8 12. Rad1 Rf8 13. Rfe1 e4 14. Bxf6 gxf6 15. Rxe4 Bf5 16. Rf4 Bc2 17. Rc1 Bg6 18. Rg4 f5 19. Rg3 Ne7 20. Re1 Nc6 21. Bd5 Nd8 22. Ne5 Kg7 23. Nd7 Rh8 24. Re7 Rg8 25. h4 Kh8 26. Nf6 Rf8 27. Nd7 Rg8 28. h5 c6 29. hxg6 cxd5 30. gxf7 Rxg3 31. f8Q+ Rg8 32. Qf6+ 1-0

[Event "NED-ch U12"]
[Site "Hengelo"]
[Date "2000.08.08"]
[Round "2"]
[White "Van der Steen, Harm"]
[Black "Van Beijnen, Cecile"]
[Result "0-1"]
[ECO "C22"]
[PlyCount "38"]
[EventDate "2000.08.07"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. d4 exd4 3. Qxd4 Nc6 4. Qd1 Nf6 5. Nc3 Bb4 6. Nf3 Bxc3+ 7. bxc3 Nxe4 8. Bd3 d5 9. 0-0 0-0 10. h3 Qf6 11. Bxe4 dxe4 12. Bg5 Qg6 13. Nd4 Qxg5 14. Nxc6 Bxh3 15. g3 bxc6 16. Re1 Rad8 17. Qb1 Qd5 18. a3 e3 19. Rxe3 Qg2# 0-1

[Event "NED-ch U12"]
[Site "Hengelo"]
[Date "2000.08.07"]
[Round "1"]
[White "Springelkamp, Petra"]
[Black "Van der Steen, Harm"]
[Result "1-0"]
[ECO "C47"]
[PlyCount "29"]
[EventDate "2000.08.07"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. d4 Nc6 3. Nf3 Nf6 4. Nc3 Bb4 5. Bg5 Bxc3+ 6. bxc3 Rf8 7. dxe5 Nxe4 8. Bxd8 Nxd8 9. Qd3 Nc5 10. Qxh7 Nde6 11. Bc4 Nf4 12. 0-0 d5 13. Bb5+ c6 14. Qh4 Ne2+ 15. Bxe2 1-0

[Event "NED U12 op"]
[Site "Hengelo"]
[Date "1999.??.??"]
[Round "5"]
[White "Middelveld, Martine"]
[Black "Van der Steen, Harm"]
[Result "1-0"]
[ECO "C50"]
[PlyCount "29"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "NED"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. Nc3 Nd4 5. d3 Nxf3+ 6. Qxf3 f6 7. 0-0 d6 8. Bd2 Nh6 9. Qg3 Rg8 10. Bxh6 g6 11. Bxg8 Bd4 12. Qf3 f5 13. exf5 gxf5 14. Qd5 Bxc3 15. Qf7# 1-0

[Event "NED U12 op"]
[Site "Hengelo"]
[Date "1999.??.??"]
[Round "1"]
[White "Van der Steen, Harm"]
[Black "Van Dommelen, Susan"]
[Result "0-1"]
[ECO "C55"]
[PlyCount "71"]
[EventDate "1999.??.??"]
[EventType "swiss"]
[EventRounds "13"]
[EventCountry "NED"]
[SourceTitle "EXT 2000"]
[Source "ChessBase"]
[SourceDate "1999.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1999.11.16"]
[SourceQuality "1"]

1. e4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. Bc4 Bb4 5. Bb5 Bxc3 6. dxc3 Nxe4 7. Bxc6 bxc6 8. Nxe5 Qe7 9. Qd4 Nf6 10. 0-0 0-0 11. Bg5 Ba6 12. Rfe1 c5 13. Qe3 d6 14. Nd3 Qxe3 15. Rxe3 Nd5 16. Rf3 Bb7 17. Rg3 Kh8 18. Bh4 c4 19. Nb4 Nf4 20. Be7 Rfe8 21. Bg5 Ne2+ 22. Kf1 Nxg3+ 23. Kg1 c5 24. hxg3 cxb4 25. cxb4 f6 26. Bf4 g5 27. Bxd6 Rad8 28. Bc5 Rd5 29. Bxa7 Red8 30. Bb6 R8d7 31. f4 Rd1+ 32. Kh2 Rxa1 33. fxg5 fxg5 34. b5 Rad1 35. Ba7 Rh1+ 36. Kxh1 0-1

