[Event "Hengelo U20 op"]
[Site "Hengelo"]
[Date "2005.08.13"]
[Round "9"]
[White "Verzijden, Michael"]
[Black "Van Lenthe, Gerwin"]
[Result "0-1"]
[ECO "D53"]
[WhiteElo "1339"]
[BlackElo "1540"]
[PlyCount "44"]
[EventDate "2005.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 107 Extra"]
[Source "ChessBase"]
[SourceDate "2005.09.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.09.01"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Nc3 b6 5. Bg5 Be7 6. cxd5 Nxd5 7. Bxe7 Nxe7 8. e4 Bb7 9. Bb5+ c6 10. Ba4 0-0 11. 0-0 Nd7 12. Re1 Nf6 13. Qd3 Ng6 14. Rad1 Qe7 15. h3 Rad8 16. Re2 Nf4 17. Qe3 Nxe2+ 18. Qxe2 c5 19. dxc5 Rxd1+ 20. Qxd1 Qxc5 21. Bc2 Qb4 22. Qd3 g6 0-1

[Event "Hengelo U20 op"]
[Site "Hengelo"]
[Date "2005.08.12"]
[Round "7"]
[White "Van Lenthe, Gerwin"]
[Black "Kaptijn, Jelle"]
[Result "1/2-1/2"]
[ECO "D35"]
[WhiteElo "1540"]
[BlackElo "1624"]
[PlyCount "42"]
[EventDate "2005.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 107 Extra"]
[Source "ChessBase"]
[SourceDate "2005.09.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.09.01"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. e3 Be7 5. g3 0-0 6. c5 b6 7. b4 a5 8. Ba3 axb4 9. Bxb4 Ba6 10. Nge2 Nbd7 11. Na4 Ne4 12. Rc1 Bb5 13. Nac3 Nxc3 14. Nxc3 Bxf1 15. Kxf1 bxc5 16. dxc5 Nxc5 17. Nxd5 exd5 18. Bxc5 Bxc5 19. Rxc5 Rxa2 20. Rxd5 Qa8 21. Qf3 Ra5 1/2-1/2

[Event "Hengelo U20 op"]
[Site "Hengelo"]
[Date "2005.08.12"]
[Round "8"]
[White "Van Lenthe, Gerwin"]
[Black "Van Wageningen, Lars"]
[Result "0-1"]
[ECO "D45"]
[WhiteElo "1540"]
[BlackElo "1350"]
[PlyCount "82"]
[EventDate "2005.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 107 Extra"]
[Source "ChessBase"]
[SourceDate "2005.09.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.09.01"]
[SourceQuality "1"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. e3 e6 5. Bd2 Nbd7 6. Nf3 b6 7. Be2 Bd6 8. 0-0 Bb7 9. a3 0-0 10. Qc2 Rc8 11. b3 Qe7 12. a4 a5 13. e4 e5 14. Bd3 Rfe8 15. Rfe1 Qd8 16. Re2 g6 17. Rae1 Qc7 18. Bg5 exd4 19. Nxd4 Bxh2+ 20. Kh1 Be5 21. Nf3 d4 22. Nxe5 Qxe5 23. f4 Qe6 24. e5 Nh5 25. Ne4 Ra8 26. Rf2 c5 27. Be2 Bxe4 28. Bd3 Ng3+ 29. Kh2 Bxd3 30. Qxd3 Nf5 31. Re4 Ne3 32. Rf3 f6 33. Bh4 f5 34. Rexe3 dxe3 35. Qxe3 Qc6 36. Rg3 Qe4 37. Qd2 Nf8 38. Qf2 Ne6 39. Bg5 Nxg5 40. Rxg5 Rad8 41. Qh4 Rd4 0-1

[Event "Hengelo U20 op"]
[Site "Hengelo"]
[Date "2005.08.11"]
[Round "6"]
[White "Haakma, Wieke"]
[Black "Van Lenthe, Gerwin"]
[Result "1-0"]
[ECO "A24"]
[WhiteElo "1738"]
[BlackElo "1540"]
[PlyCount "19"]
[EventDate "2005.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 107 Extra"]
[Source "ChessBase"]
[SourceDate "2005.09.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.09.01"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nf6 3. g3 g6 4. Bg2 Bg7 5. Nf3 d6 6. 0-0 Be6 7. Qb3 Qc8 8. Ng5 c6 9. Nxe6 Qxe6 10. Qxb7 1-0

[Event "Hengelo U20 op"]
[Site "Hengelo"]
[Date "2005.08.10"]
[Round "4"]
[White "Van Lenthe, Gerwin"]
[Black "Zimmermann, Wim"]
[Result "1/2-1/2"]
[ECO "E51"]
[WhiteElo "1540"]
[BlackElo "1711"]
[PlyCount "86"]
[EventDate "2005.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 107 Extra"]
[Source "ChessBase"]
[SourceDate "2005.09.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.09.01"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. e3 Nf6 4. Nc3 Bb4 5. Bd2 0-0 6. Nf3 b6 7. Be2 c5 8. a3 Bxc3 9. Bxc3 Ne4 10. Qc2 Nd7 11. b4 Bb7 12. 0-0 Qc7 13. Ne5 cxd4 14. Nxd7 Qxd7 15. Bxd4 dxc4 16. Rad1 Qe7 17. Qxc4 Rac8 18. Qd3 Rfd8 19. Bf3 f5 20. Bxe4 Bxe4 21. Qe2 Rc2 22. Rd2 Rdc8 23. Rfd1 Qg5 24. f3 Rxd2 25. Rxd2 Rc1+ 26. Rd1 Rc2 27. Qf1 Bd5 28. Rc1 Bc4 29. Rxc2 Bxf1 30. Rc8+ Kf7 31. Rc7+ Ke8 32. Rxg7 Qh6 33. Kxf1 Qxh2 34. Rg8+ Kd7 35. Rg7+ Kc6 36. Rxa7 e5 37. Bc3 Qh1+ 38. Kf2 Qh4+ 39. Kg1 e4 40. f4 Qg3 41. Bd4 Qe1+ 42. Kh2 Qh4+ 43. Kg1 Qe1+ 1/2-1/2

[Event "Hengelo U20 op"]
[Site "Hengelo"]
[Date "2005.08.10"]
[Round "5"]
[White "Verstraate, Bjorn"]
[Black "Van Lenthe, Gerwin"]
[Result "1-0"]
[ECO "C45"]
[WhiteElo "1677"]
[BlackElo "1540"]
[PlyCount "38"]
[EventDate "2005.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 107 Extra"]
[Source "ChessBase"]
[SourceDate "2005.09.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.09.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Be3 Qf6 6. c3 Nge7 7. Bc4 0-0 8. 0-0 Ng6 9. f4 Qe7 10. Nd2 b6 11. Kh1 Bb7 12. a3 Na5 13. Bd3 Nc6 14. b4 Bxd4 15. cxd4 Qe8 16. f5 Nge7 17. Qg4 f6 18. Bc4+ Kh8 19. Rf3 Rg8 1-0

[Event "Hengelo U20 op"]
[Site "Hengelo"]
[Date "2005.08.09"]
[Round "2"]
[White "Rachut, Steffen"]
[Black "Van Lenthe, Gerwin"]
[Result "1-0"]
[ECO "C20"]
[WhiteElo "2081"]
[BlackElo "1540"]
[PlyCount "87"]
[EventDate "2005.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 107 Extra"]
[Source "ChessBase"]
[SourceDate "2005.09.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.09.01"]
[SourceQuality "1"]

1. e4 e5 2. Qh5 d6 3. Bc4 Qf6 4. Nc3 g6 5. Qe2 Be6 6. Nf3 Bh6 7. d4 exd4 8. Nb5 Qe7 9. Bxh6 Nxh6 10. 0-0-0 0-0 11. Rhe1 c5 12. h3 a6 13. Na3 b5 14. Bxe6 fxe6 15. Nb1 Nc6 16. Nbd2 Nf7 17. g3 Ng5 18. Nxg5 Qxg5 19. h4 Qf6 20. f4 c4 21. e5 dxe5 22. Ne4 Qd8 23. Qg4 Qe7 24. h5 Qf7 25. Nd6 Qf6 26. Rf1 Rad8 27. Nb7 Rd7 28. Nc5 Re7 29. Qe2 exf4 30. gxf4 Qf5 31. Ne4 Qxh5 32. Qg2 Ref7 33. Ng5 Rxf4 34. Rxf4 Rxf4 35. Nxe6 Qf3 36. Nxf4 Qxf4+ 37. Kb1 Qf6 38. Qd5+ Kf8 39. a3 h5 40. Re1 Ne7 41. Qd7 h4 42. Re6 Qf7 43. Qd8+ Kg7 44. Rxe7 1-0

[Event "Hengelo U20 op"]
[Site "Hengelo"]
[Date "2005.08.09"]
[Round "3"]
[White "Van Lenthe, Gerwin"]
[Black "Schenkeveld, Dick"]
[Result "0-1"]
[ECO "D80"]
[WhiteElo "1540"]
[BlackElo "1859"]
[PlyCount "59"]
[EventDate "2005.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 107 Extra"]
[Source "ChessBase"]
[SourceDate "2005.09.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.09.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. e3 Bg7 5. Bd2 0-0 6. Qb3 dxc4 7. Bxc4 Nbd7 8. Nf3 c5 9. 0-0 cxd4 10. Nxd4 Nb6 11. Be2 e5 12. Nf3 Be6 13. Qd1 Nfd7 14. Ne4 Qe7 15. a3 a5 16. Qe1 f5 17. Neg5 Bc4 18. e4 f4 19. Rc1 Rfc8 20. b4 a4 21. Rc3 h6 22. Nh3 g5 23. Nfxg5 hxg5 24. f3 Bxe2 25. Qxe2 Rxc3 26. Bxc3 Rc8 27. Bb2 Nc4 28. Rc1 b5 29. Qd3 Ndb6 30. Nf2 0-1

[Event "Hengelo U20 op"]
[Site "Hengelo"]
[Date "2005.08.08"]
[Round "1"]
[White "Van Splunter, Niels"]
[Black "Van Lenthe, Gerwin"]
[Result "0-1"]
[ECO "C50"]
[WhiteElo "1951"]
[BlackElo "1540"]
[PlyCount "71"]
[EventDate "2005.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 107 Extra"]
[Source "ChessBase"]
[SourceDate "2005.09.01"]
[SourceVersion "1"]
[SourceVersionDate "2005.09.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 h6 5. 0-0 Bc5 6. c3 d3 7. Qxd3 d6 8. b4 Bb6 9. a4 a6 10. e5 Nge7 11. a5 Ba7 12. exd6 cxd6 13. Rd1 Bb8 14. Na3 0-0 15. Bb3 Bf5 16. Qe2 Re8 17. Qa2 Rf8 18. Nc4 Be6 19. Nb6 Bxb3 20. Qxb3 Ra7 21. g4 Ng6 22. Nc4 Bc7 23. Rd5 Re8 24. Be3 Ra8 25. Rad1 Qc8 26. h3 Nce5 27. Nfxe5 Nxe5 28. Nxd6 Bxd6 29. Rxd6 h5 30. Bf4 Nxg4 31. Rd7 Re1+ 32. Rxe1 Qxd7 33. hxg4 Qxg4+ 34. Bg3 h4 35. Qa4 Rf8 36. Re8 0-1

[Event "Stork Young Masters op"]
[Site "Hengelo"]
[Date "2004.08.14"]
[Round "9"]
[White "Moons, Charlotte"]
[Black "Van Lenthe, Gerwin"]
[Result "1/2-1/2"]
[ECO "D02"]
[PlyCount "68"]
[EventDate "2004.08.??"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 101 Extra"]
[Source "ChessBase"]
[SourceDate "2004.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2004.09.01"]
[SourceQuality "1"]

1. d4 d5 2. Bf4 e6 3. Nf3 Nf6 4. e3 c5 5. c3 Bd7 6. Nbd2 c4 7. Qc2 Nc6 8. e4 Be7 9. Be2 0-0 10. e5 Ne8 11. h4 f5 12. exf6 Nxf6 13. g3 Be8 14. Ne5 Nxe5 15. Bxe5 Bg6 16. Qd1 Qe8 17. h5 Bd3 18. g4 Qf7 19. f4 Ne4 20. Bxd3 cxd3 21. Qf3 Bd6 22. Bxd6 Nxd6 23. Rf1 g5 24. Qxd3 gxf4 25. 0-0-0 Rae8 26. Rde1 b5 27. Re5 h6 28. Qh3 Qg7 29. Qh2 Nf7 30. Re2 e5 31. dxe5 Nxe5 32. Kb1 Nd3 33. Nf3 Re4 34. Rd1 Qe7 1/2-1/2

[Event "Stork Young Masters op"]
[Site "Hengelo"]
[Date "2004.08.13"]
[Round "7"]
[White "De Weerd, Kees"]
[Black "Van Lenthe, Gerwin"]
[Result "1/2-1/2"]
[ECO "E12"]
[PlyCount "58"]
[EventDate "2004.08.??"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 101 Extra"]
[Source "ChessBase"]
[SourceDate "2004.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2004.09.01"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 b6 5. e3 Bb7 6. cxd5 Nxd5 7. Nxd5 Bxd5 8. Be2 Bd6 9. 0-0 0-0 10. Bd2 Qf6 11. Qc2 Qd8 12. a3 Nd7 13. Rac1 c5 14. dxc5 Nxc5 15. Bb4 Qe7 16. Bxc5 Bxc5 17. b4 Bd6 18. Qa4 Bxf3 19. Bxf3 Rac8 20. g3 g6 21. Rfd1 Rc7 22. Rxc7 Qxc7 23. Qc6 Rd8 24. Qxc7 Bxc7 25. Rxd8+ Bxd8 26. Kf1 Kf8 27. Ke2 Ke7 28. Kd3 a5 29. bxa5 bxa5 1/2-1/2

[Event "Stork Young Masters op"]
[Site "Hengelo"]
[Date "2004.08.13"]
[Round "7"]
[White "Van Lenthe, Gerwin"]
[Black "Bakker, Kevin"]
[Result "1/2-1/2"]
[ECO "E61"]
[PlyCount "71"]
[EventDate "2004.08.??"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 101 Extra"]
[Source "ChessBase"]
[SourceDate "2004.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2004.09.01"]
[SourceQuality "1"]

1. d4 g6 2. c4 Bg7 3. e3 d6 4. Nf3 Nf6 5. Nc3 0-0 6. Bd2 Bf5 7. Be2 Nc6 8. 0-0 Ne4 9. a3 Nxd2 10. Nxd2 Qc8 11. d5 Ne5 12. e4 Bd7 13. Re1 h5 14. Nf3 Bg4 15. Nxe5 Bxe2 16. Nxe2 Bxe5 17. Rb1 Qg4 18. f3 Qh4 19. g3 Qf6 20. Qd2 Qxf3 21. Nd4 Qf6 22. Ne2 c5 23. Rf1 Qg7 24. b4 b6 25. bxc5 dxc5 26. Rb5 f5 27. exf5 Rxf5 28. Rxf5 gxf5 29. Rb1 Rf8 30. Rf1 Qg4 31. Nf4 Bxf4 32. Rxf4 Qg5 33. Qe2 Rf7 34. Rh4 Rh7 35. Qe6+ Kg7 36. Rf4 1/2-1/2

[Event "Stork Young Masters op"]
[Site "Hengelo"]
[Date "2004.08.13"]
[Round "8"]
[White "Van Lenthe, Gerwin"]
[Black "Weijermars, Boudewijn"]
[Result "0-1"]
[ECO "D94"]
[PlyCount "80"]
[EventDate "2004.08.??"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 101 Extra"]
[Source "ChessBase"]
[SourceDate "2004.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2004.09.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 c5 3. e3 g6 4. Nc3 Bg7 5. Nf3 0-0 6. Be2 cxd4 7. exd4 d5 8. Be3 Nc6 9. 0-0 dxc4 10. Bxc4 Ng4 11. a3 Qc7 12. Nd5 Qd8 13. Nc3 e5 14. d5 Ne7 15. d6 Nf5 16. Ng5 Nfxe3 17. Nxf7 Rxf7 18. Bxf7+ Kxf7 19. fxe3+ Kg8 20. Ne4 Qb6 21. Qf3 Qxe3+ 22. Qxe3 Nxe3 23. Rf3 Bh6 24. d7 Bxd7 25. Nf6+ Kg7 26. Nxd7 e4 27. Rf2 Rd8 28. Nc5 Re8 29. Nxb7 Nf5 30. Rd1 Be3 31. Rd7+ Kf6 32. Kf1 Bxf2 33. Kxf2 Rc8 34. g4 Rc2+ 35. Ke1 Nh4 36. h3 e3 37. g5+ Kxg5 38. Re7 Kf4 39. Nd6 Nf3+ 40. Kf1 Rf2# 0-1

[Event "Stork Young Masters op"]
[Site "Hengelo"]
[Date "2004.08.11"]
[Round "5"]
[White "Slobbe, Arthur"]
[Black "Van Lenthe, Gerwin"]
[Result "1-0"]
[ECO "A00"]
[PlyCount "61"]
[EventDate "2004.08.??"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 101 Extra"]
[Source "ChessBase"]
[SourceDate "2004.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2004.09.01"]
[SourceQuality "1"]

1. Nc3 d5 2. e4 d4 3. Nce2 e5 4. Ng3 Nc6 5. Bc4 Nf6 6. c3 Bc5 7. Nf3 0-0 8. 0-0 Bg4 9. d3 h6 10. h3 Bd7 11. Nh4 Kh7 12. Kh1 Ne7 13. f4 Ng6 14. Nxg6 fxg6 15. fxe5 Nh5 16. Nxh5 gxh5 17. Bd2 Qe7 18. Qxh5 Be8 19. Qg4 Bg6 20. Qg3 Rxf1+ 21. Rxf1 Rf8 22. Rxf8 Qxf8 23. Qf4 Qe7 24. cxd4 Bxd4 25. Bc3 Bxc3 26. bxc3 c6 27. d4 b5 28. Bb3 a6 29. Qg4 Qe8 30. Be6 Bxe4 31. Qxe4+ 1-0

[Event "Stork Young Masters op"]
[Site "Hengelo"]
[Date "2004.08.11"]
[Round "4"]
[White "Van Lenthe, Gerwin"]
[Black "Droog, Ron"]
[Result "1/2-1/2"]
[ECO "D45"]
[PlyCount "56"]
[EventDate "2004.08.??"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 101 Extra"]
[Source "ChessBase"]
[SourceDate "2004.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2004.09.01"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. e3 Nbd7 5. Nf3 Be7 6. Be2 c6 7. 0-0 0-0 8. Bd2 Qc7 9. c5 b6 10. b4 Bb7 11. Re1 Qc8 12. Qc2 Ba6 13. e4 dxe4 14. Nxe4 Bxe2 15. Rxe2 Nxe4 16. Qxe4 Nf6 17. Qd3 Rd8 18. Bg5 bxc5 19. bxc5 Bxc5 20. Bxf6 gxf6 21. Rc1 Bb6 22. Qe4 f5 23. Qh4 Qd7 24. Rd1 Re8 25. Qg5+ Kh8 26. Qf6+ Kg8 27. Qg5+ Kf8 28. Qh6+ Kg8 1/2-1/2

[Event "Stork Young Masters op"]
[Site "Hengelo"]
[Date "2004.08.10"]
[Round "3"]
[White "Krishnasing, Ashley"]
[Black "Van Lenthe, Gerwin"]
[Result "1-0"]
[ECO "C70"]
[PlyCount "29"]
[EventDate "2004.08.??"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 101 Extra"]
[Source "ChessBase"]
[SourceDate "2004.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2004.09.01"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 b5 5. Bb3 Nf6 6. Ng5 d5 7. exd5 Nxd5 8. Nxf7 Kxf7 9. Qf3+ Ke6 10. Nc3 Nce7 11. d4 Bb7 12. 0-0 c6 13. Ne4 Ng6 14. Ng5+ Kd7 15. Qf5+ 1-0

[Event "Stork Young Masters op"]
[Site "Hengelo"]
[Date "2004.08.10"]
[Round "2"]
[White "Van Lenthe, Gerwin"]
[Black "De Clerck, Martijn"]
[Result "1-0"]
[ECO "D31"]
[PlyCount "91"]
[EventDate "2004.08.??"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 101 Extra"]
[Source "ChessBase"]
[SourceDate "2004.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2004.09.01"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. e3 c6 5. Bd2 Bd6 6. c5 Bc7 7. Nf3 Nbd7 8. Be2 0-0 9. 0-0 e5 10. Ne1 Re8 11. Nc2 Qe7 12. f4 e4 13. Be1 Kh8 14. Bg3 Rg8 15. Qe1 Nf8 16. f5 Bxg3 17. Qxg3 g6 18. fxg6 Nxg6 19. Qg5 Kg7 20. Rf2 Ng4 21. Qxe7 Nxe7 22. Bxg4 Bxg4 23. Raf1 Raf8 24. b4 Ng6 25. a4 Nh4 26. Rf4 Kh8 27. Ne1 Rg7 28. R1f2 Rfg8 29. Rxf7 Rxf7 30. Rxf7 Nxg2 31. Kf2 Nxe1 32. Kxe1 Bf3 33. Rxb7 Rg1+ 34. Kd2 Rg2+ 35. Kc1 Rxh2 36. Rxa7 h5 37. a5 h4 38. a6 Be2 39. Ra8+ Kg7 40. a7 Rh1+ 41. Kd2 Ra1 42. Nxe2 h3 43. Ng3 h2 44. Ke2 Kf7 45. Rh8 Rxa7 46. Rh7+ 1-0

[Event "Stork Young Masters op"]
[Site "Hengelo"]
[Date "2004.08.09"]
[Round "1"]
[White "Nabuurs, Joep"]
[Black "Van Lenthe, Gerwin"]
[Result "1-0"]
[ECO "C30"]
[PlyCount "61"]
[EventDate "2004.08.??"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 101 Extra"]
[Source "ChessBase"]
[SourceDate "2004.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2004.09.01"]
[SourceQuality "1"]

1. e4 e5 2. Nc3 Nf6 3. f4 d6 4. Nf3 Nc6 5. Bb5 Bd7 6. d3 Be7 7. Bxc6 Bxc6 8. fxe5 dxe5 9. Nxe5 Bd7 10. Nxd7 Qxd7 11. Qf3 0-0 12. 0-0 c6 13. Kh1 Rfe8 14. e5 Nd5 15. Qxf7+ Kh8 16. Bd2 Rf8 17. Qh5 Nb4 18. Rfc1 Rf5 19. Qe2 Raf8 20. Ne4 Rxe5 21. Bxb4 Bxb4 22. a3 Ba5 23. Rf1 Ref5 24. Ng3 Rxf1+ 25. Rxf1 Re8 26. Qf2 Kg8 27. Qxa7 Qc7 28. Qd4 Bb6 29. Qc4+ Kh8 30. Ne4 Qe5 31. Qb4 1-0

[Event "Hengelo U20 op"]
[Site "Hengelo"]
[Date "2003.08.09"]
[Round "9"]
[White "Zoutman, Floris"]
[Black "Van Lenthe, Gerwin"]
[Result "1-0"]
[ECO "D63"]
[PlyCount "53"]
[EventDate "2003.08.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. e3 Nbd7 6. Nf3 0-0 7. Rc1 b6 8. cxd5 exd5 9. Bd3 h6 10. Bh4 c5 11. dxc5 bxc5 12. Bb1 Rb8 13. Qc2 Bb7 14. 0-0 Ne4 15. Bg3 Rc8 16. Rfd1 g6 17. Nxe4 dxe4 18. Ne5 Bc6 19. Nxd7 Bxd7 20. Qxe4 Bf5 21. Rxd8 Bxe4 22. Rxf8+ Rxf8 23. Bxe4 Rd8 24. h3 f5 25. Bf3 Rd2 26. Be5 a5 27. Rd1 1-0

[Event "Hengelo U20 op"]
[Site "Hengelo"]
[Date "2003.08.08"]
[Round "7"]
[White "Uithof, Kasper"]
[Black "Van Lenthe, Gerwin"]
[Result "1-0"]
[ECO "A20"]
[PlyCount "85"]
[EventDate "2003.08.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. a3 e5 2. c4 c5 3. Nc3 Nf6 4. d3 Be7 5. g3 Nc6 6. Bg2 d6 7. e3 Bd7 8. Nge2 0-0 9. 0-0 a6 10. b4 Rb8 11. Qb3 b6 12. f4 h6 13. f5 Qc8 14. e4 Nd4 15. Nxd4 cxd4 16. Ne2 a5 17. b5 Qd8 18. Rf3 Nh7 19. h4 Nf6 20. Bh3 h5 21. Bg5 Ng4 22. Bxe7 Qxe7 23. Bxg4 hxg4 24. Rf2 Qf6 25. Qd1 Qh6 26. Nc1 Qe3 27. Qxg4 Qe1+ 28. Kg2 Qc3 29. Rfa2 Qe1 30. Qe2 Qxe2+ 31. Nxe2 g6 32. g4 Kg7 33. Kf3 Rh8 34. Rh1 g5 35. Ng3 f6 36. Nh5+ Kf7 37. Rah2 Rh6 38. Nxf6 Rxh4 39. Rxh4 gxh4 40. Nxd7 Rh8 41. g5 Kg7 42. Nxb6 h3 43. Kg3 1-0

[Event "Hengelo U20 op"]
[Site "Hengelo"]
[Date "2003.08.08"]
[Round "8"]
[White "Van Lenthe, Gerwin"]
[Black "Boersma, Rob"]
[Result "1-0"]
[ECO "C54"]
[PlyCount "85"]
[EventDate "2003.08.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 d5 6. exd5 Nxd5 7. Bxd5 Qxd5 8. c4 Qd8 9. 0-0 0-0 10. Be3 Bb6 11. Nc3 Bg4 12. h3 Bh5 13. Bg5 f6 14. Be3 Nd4 15. Bxd4 Bxd4 16. g4 Bg6 17. Qe2 Bxc3 18. bxc3 Bxd3 19. Qe3 Bxf1 20. Rxf1 Qd6 21. a4 Qc6 22. Nh4 Qxa4 23. c5 Rad8 24. Nf5 Rf7 25. Qf3 Rfd7 26. Qxb7 c6 27. Qb2 Kh8 28. Nd6 g6 29. Ra1 Qf4 30. Qb3 Kg7 31. Qe6 Qd2 32. Ne8+ Rxe8 33. Qxe8 Rf7 34. Qxc6 Qxc3 35. Rd1 Qxh3 36. Qe4 Qb3 37. Rb1 Qe6 38. c6 Qc8 39. Rb7 Rc7 40. g5 Kf7 41. Qd5+ Ke8 42. Qg8+ Ke7 43. Qxc8 1-0

[Event "Hengelo U20 op"]
[Site "Hengelo"]
[Date "2003.08.07"]
[Round "6"]
[White "Soerdjan, Kiran"]
[Black "Van Lenthe, Gerwin"]
[Result "1-0"]
[ECO "C54"]
[PlyCount "85"]
[EventDate "2003.08.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. 0-0 Nf6 5. d3 h6 6. c3 d5 7. exd5 Nxd5 8. b4 Bb6 9. b5 Nce7 10. Nxe5 Be6 11. a4 0-0 12. Qc2 c6 13. bxc6 Nxc6 14. Nxc6 bxc6 15. Nd2 Bc7 16. Ne4 Nf6 17. Bxe6 fxe6 18. Be3 Nxe4 19. dxe4 Qh4 20. g3 Qf6 21. Rab1 Be5 22. c4 h5 23. Qe2 Qg6 24. Bc5 Rf7 25. Kg2 h4 26. a5 Rf4 27. f3 hxg3 28. hxg3 Rh4 29. Qf2 Rb8 30. Bxa7 Ra8 31. Bb6 Kf7 32. Rbe1 Ke7 33. Bc5+ Ke8 34. Rh1 Rxh1 35. Rxh1 Kf7 36. Bb6 c5 37. Rd1 Bd4 38. Qd2 e5 39. Rh1 Qe6 40. Qc2 Qg6 41. Qa4 Kg8 42. Qd7 Qe8 43. Qd5+ 1-0

[Event "Hengelo U20 op"]
[Site "Hengelo"]
[Date "2003.08.06"]
[Round "4"]
[White "Holland, Remco"]
[Black "Van Lenthe, Gerwin"]
[Result "1-0"]
[ECO "C70"]
[PlyCount "75"]
[EventDate "2003.08.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Bc5 5. c3 b5 6. Bb3 d6 7. d4 Bb6 8. Be3 Nf6 9. Bg5 Bg4 10. Bd5 Bd7 11. dxe5 Bxf2+ 12. Kxf2 Nxe5 13. Bxf6 gxf6 14. Nxe5 fxe5 15. Qf3 Rf8 16. Bxa8 Qxa8 17. Rf1 Qa7+ 18. Qe3 c5 19. Kg1 Be6 20. Nd2 Qd7 21. Nf3 Rg8 22. Nh4 Rg4 23. Nf5 a5 24. Qh3 Rxe4 25. Qxh7 Kd8 26. Nxd6 Re2 27. Rad1 Kc7 28. Rf2 Rxf2 29. Kxf2 Bxa2 30. Qe4 Kb8 31. Qxe5 Qc7 32. Qe8+ Ka7 33. Nxb5+ Kb6 34. Nxc7 Kxc7 35. Qd7+ Kb8 36. Qb5+ Kc7 37. Rd7+ Kc8 38. Qb7# 1-0

[Event "Hengelo U20 op"]
[Site "Hengelo"]
[Date "2003.08.06"]
[Round "5"]
[White "Van Lenthe, Gerwin"]
[Black "Reeve, Daryl"]
[Result "0-1"]
[ECO "C50"]
[PlyCount "64"]
[EventDate "2003.08.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 Nf6 5. Nc3 d6 6. Bg5 Bg4 7. h3 Bh5 8. g4 Bg6 9. Nd5 h5 10. Nh2 Nb4 11. Nxf6+ gxf6 12. Bd2 Nc6 13. Bb5 Qd7 14. Qf3 0-0-0 15. 0-0-0 hxg4 16. Qxg4 f5 17. Bxc6 Qxc6 18. exf5 Bh5 19. Qc4 Bxd1 20. Rxd1 d5 21. Qg4 Rdg8 22. Qf3 d4 23. Rh1 Rxh3 24. Qxc6 bxc6 25. c3 Rg2 26. Re1 Rhxh2 27. Rxe5 Bd6 28. Re8+ Kd7 29. Re4 Rh1+ 30. Kc2 Rxf2 31. Rxd4 Rhh2 32. Kb3 Rxd2 0-1

[Event "Hengelo U20 op"]
[Site "Hengelo"]
[Date "2003.08.05"]
[Round "2"]
[White "Crefcoeur, Remco"]
[Black "Van Lenthe, Gerwin"]
[Result "1-0"]
[ECO "D35"]
[PlyCount "113"]
[EventDate "2003.08.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 b6 7. Nf3 Bb7 8. Bd3 Be7 9. 0-0 0-0 10. Re1 c5 11. Bf4 a6 12. a4 Re8 13. Bc4 Nd7 14. d5 exd5 15. Bxd5 Bxd5 16. exd5 Bf6 17. Qd3 Nf8 18. Be5 Ng6 19. Bg3 Qd7 20. Red1 Be5 21. Bxe5 Nxe5 22. Nxe5 Rxe5 23. c4 Rae8 24. Kf1 Rb8 25. Rab1 a5 26. Rb5 Qd6 27. Qg3 f5 28. Rdb1 f4 29. Qb3 Qd7 30. Rxa5 bxa5 31. Qxb8+ Re8 32. Qb5 Qe7 33. Qb2 Qe4 34. Rc1 Qd3+ 35. Kg1 h6 36. h3 f3 37. Qc3 Qxc3 38. Rxc3 Re1+ 39. Kh2 fxg2 40. Kxg2 Ra1 41. d6 Rd1 42. Rb3 Rxd6 43. Rb5 Kf7 44. Rxa5 Rc6 45. Ra8 Ke7 46. a5 Kd7 47. Ra7+ Rc7 48. Rxc7+ Kxc7 49. Kf3 Kb7 50. Ke4 Ka6 51. Kd5 g5 52. Kxc5 Kxa5 53. Kd6 h5 54. f3 Kb4 55. c5 g4 56. fxg4 hxg4 57. hxg4 1-0

[Event "Hengelo U20 op"]
[Site "Hengelo"]
[Date "2003.08.05"]
[Round "3"]
[White "Van Lenthe, Gerwin"]
[Black "Van der Molen, Jarich"]
[Result "1-0"]
[ECO "B40"]
[PlyCount "119"]
[EventDate "2003.08.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 e6 3. Nc3 Nc6 4. d3 d6 5. Be2 Nge7 6. Be3 g6 7. d4 cxd4 8. Nxd4 a6 9. 0-0 Bg7 10. Nxc6 Nxc6 11. Qd2 0-0 12. Bf4 Qa5 13. Qxd6 Nd4 14. Bd3 b5 15. a3 Qd8 16. Qxd8 Rxd8 17. Rab1 Bb7 18. f3 Rac8 19. Rfe1 Bf8 20. Bg5 Rd7 21. Bf6 Bc5 22. Kf1 Bb6 23. Bxd4 Bxd4 24. Ne2 Bc5 25. b4 Bd6 26. Rb3 Rdc7 27. Rc1 Be5 28. f4 Bg7 29. g4 e5 30. f5 g5 31. Ng3 f6 32. Ke2 Kf7 33. Kd2 Bf8 34. c4 bxc4 35. Rbc3 Rd7 36. Rxc4 Rcd8 37. Rc7 a5 38. Rxd7+ Rxd7 39. Ke3 axb4 40. axb4 Bxb4 41. Bc4+ Ke7 42. Rc2 Bc5+ 43. Ke2 Bd4 44. Bb5 Bxe4 45. Nxe4 Rb7 46. Bd3 Rb2 47. Rxb2 Bxb2 48. Kd1 Bd4 49. Kc2 Bg1 50. h3 Bb6 51. Kc3 Bd4+ 52. Kc4 Bb2 53. Nc3 Ba3 54. Nd5+ Kf7 55. Kb5 Bf8 56. Kc6 Bh6 57. Kd7 Bf8 58. Bc4 Bc5 59. Nc7+ Kf8 60. Ne6+ 1-0

[Event "Hengelo U20 op"]
[Site "Hengelo"]
[Date "2003.08.04"]
[Round "1"]
[White "Van Lenthe, Gerwin"]
[Black "Leenman, Dennis"]
[Result "0-1"]
[ECO "C57"]
[PlyCount "44"]
[EventDate "2003.08.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 Bc5 5. Nxf7 Bxf2+ 6. Kf1 Qe7 7. Nxh8 d5 8. Bxd5 Bg4 9. Kxf2 Bxd1 10. Rxd1 0-0-0 11. Bxc6 bxc6 12. d3 Qc5+ 13. Be3 Ng4+ 14. Kf3 Qxe3+ 15. Kxg4 Qf4+ 16. Kh3 Rd6 17. g3 Qf3 18. Nf7 Qxf7 19. Kg2 Rf6 20. Nc3 Rf2+ 21. Kg1 Qf3 22. h3 Qg2# 0-1

[Event "Hengelo U14 op"]
[Site "Hengelo"]
[Date "2003.08.04"]
[Round "1"]
[White "Van Lenthe, Gerwin"]
[Black "Planjer, Frank"]
[Result "0-1"]
[ECO "B20"]
[PlyCount "68"]
[EventDate "2003.08.04"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 c5 2. Bc4 e6 3. Qf3 Nc6 4. Qh5 Nf6 5. Qe2 Nd4 6. Qd3 d5 7. Bb5+ Bd7 8. Nc3 dxe4 9. Nxe4 Bxb5 10. c4 Nxe4 11. Qxe4 Bxc4 12. d3 Nc2+ 13. Ke2 Bxd3+ 14. Qxd3 Qxd3+ 15. Kxd3 Nxa1 16. Nf3 0-0-0+ 17. Ke4 Nc2 18. Bg5 f6 19. Bh4 g5 20. Bg3 f5+ 21. Ke5 f4 22. Kxe6 fxg3 23. hxg3 Bd6 24. Rd1 Rhe8+ 25. Kf5 Rf8+ 26. Kxg5 Be7+ 27. Kg4 Rxd1 28. b3 Nd4 29. Ne5 Re1 30. Nf3 Re4+ 31. Kh5 Ne6 32. Kh6 Rf6+ 33. Kh5 Rg6 34. g4 Nf4# 0-1

[Event "Hengelo U20 op"]
[Site "Hengelo"]
[Date "2002.08.10"]
[Round "9"]
[White "Van Lenthe, Gerwin"]
[Black "Van Zutphen, Amy"]
[Result "1/2-1/2"]
[ECO "C50"]
[PlyCount "70"]
[EventDate "2002.08.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. Nc3 Nf6 5. d3 d6 6. Bg5 h6 7. Bxf6 Qxf6 8. Nd5 Qd8 9. 0-0 Bg4 10. h3 Bh5 11. c3 Qd7 12. Nxe5 Nxe5 13. Qxh5 Nxc4 14. dxc4 0-0-0 15. b4 Bb6 16. a4 c6 17. Nxb6+ axb6 18. c5 g6 19. Qe2 bxc5 20. bxc5 dxc5 21. Rad1 Qc7 22. Qg4+ Kb8 23. Rxd8+ Qxd8 24. Qf4+ Qc7 25. Qe3 Qa5 26. c4 h5 27. h4 Rd8 28. Qf4+ Qc7 29. Qg5 Qa5 30. Qe5+ Kc8 31. Qe7 Rd7 32. Qf8+ Kc7 33. Qg7 Qxa4 34. Qe5+ Kc8 35. Qxc5 Kc7 1/2-1/2

[Event "Hengelo U20 op"]
[Site "Hengelo"]
[Date "2002.08.09"]
[Round "8"]
[White "Tempelman, Barend"]
[Black "Van Lenthe, Gerwin"]
[Result "1-0"]
[ECO "C56"]
[PlyCount "112"]
[EventDate "2002.08.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 e5 2. d4 exd4 3. Nf3 d6 4. c3 dxc3 5. Nxc3 Nc6 6. Bc4 Nf6 7. 0-0 Be7 8. Bg5 0-0 9. Bb3 Bg4 10. h3 Bh5 11. Bc2 Ne5 12. g4 Bg6 13. Nh4 h6 14. Bxf6 Bxf6 15. Nf5 a6 16. Nd5 c6 17. Nxf6+ Qxf6 18. Qxd6 Bxf5 19. Qxf6 gxf6 20. exf5 Kh7 21. Rad1 Rad8 22. Bb3 Kg7 23. f4 Nd7 24. Rf2 Nc5 25. Rfd2 Rxd2 26. Rxd2 Nxb3 27. axb3 Rb8 28. Rd7 Kf8 29. Kf2 Ke8 30. Rc7 Rd8 31. Rxb7 Rd2+ 32. Kg3 Rxb2 33. Kh4 c5 34. Rc7 Rxb3 35. Rxc5 Rb5 36. Rc6 a5 37. Rxf6 a4 38. Rxh6 Rb4 39. Kg5 a3 40. Ra6 Rb3 41. h4 Ke7 42. h5 f6+ 43. Kg6 Rf3 44. Ra4 a2 45. Rxa2 Rxf4 46. Ra7+ Kd6 47. Kxf6 Rxg4 48. h6 Rh4 49. Kg5 Rh1 50. h7 Ke5 51. Re7+ Kd6 52. f6 Rh2 53. Kg6 Rg2+ 54. Kf7 Rh2 55. Kg8 Rxh7 56. Rxh7 Ke6 1-0

[Event "Hengelo U20 op"]
[Site "Hengelo"]
[Date "2002.08.09"]
[Round "7"]
[White "Van Lenthe, Gerwin"]
[Black "Gerssen, Jeanet"]
[Result "1-0"]
[ECO "C55"]
[PlyCount "141"]
[EventDate "2002.08.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 d6 5. Nc3 Be7 6. Be3 Be6 7. Bb3 0-0 8. 0-0 Qd7 9. Qd2 Rad8 10. d4 Na5 11. Ba4 c6 12. dxe5 Nc4 13. Qc1 Ng4 14. exd6 Bxd6 15. Bb3 Qc7 16. g3 Nf6 17. Bxc4 Bxc4 18. Re1 Be6 19. e5 Bxe5 20. Nxe5 Qxe5 21. Bf4 Qc5 22. Qe3 Qh5 23. Qe5 Qh3 24. Qg5 Bd5 25. Nxd5 Nxd5 26. Be3 Nc7 27. Qh4 Qf5 28. c3 Nd5 29. a3 Nxe3 30. Rxe3 Rd2 31. Qf4 Qd7 32. b4 b5 33. Ree1 a6 34. Qf3 Rd6 35. Rad1 Rd8 36. Rxd6 Qxd6 37. Qe4 Qd7 38. Qd4 Qc7 39. Kg2 h6 40. Qh4 Qd7 41. h3 Re8 42. Rxe8+ Qxe8 43. Qg4 g6 44. h4 h5 45. Qf3 Kg7 46. Qe3 Qxe3 47. fxe3 f6 48. Kf3 Kf7 49. Kf4 Ke6 50. e4 Kd6 51. g4 hxg4 52. Kxg4 Ke5 53. Kf3 f5 54. exf5 Kxf5 55. Kg3 Kf6 56. Kf4 Kg7 57. Kg5 Kh7 58. h5 gxh5 59. Kxh5 Kg7 60. Kg5 Kf7 61. Kf5 Ke7 62. Ke5 Kd7 63. Kd4 Kd6 64. c4 bxc4 65. Kxc4 Kc7 66. Kc5 Kb7 67. a4 Kc7 68. a5 Kb7 69. Kd6 Ka7 70. Kxc6 Ka8 71. Kb6 1-0

[Event "Hengelo U20 op"]
[Site "Hengelo"]
[Date "2002.08.08"]
[Round "6"]
[White "Zilverberg, Jasper"]
[Black "Van Lenthe, Gerwin"]
[Result "1-0"]
[ECO "C30"]
[PlyCount "95"]
[EventDate "2002.08.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 e5 2. f4 d6 3. Bc4 Nf6 4. Nc3 Be7 5. Nf3 Nbd7 6. d4 exf4 7. Bxf4 0-0 8. Qd2 b6 9. 0-0-0 Bb7 10. e5 Ne8 11. Ng5 dxe5 12. dxe5 Nc5 13. Qe3 Qc8 14. Qe2 Bxg5 15. Bxg5 c6 16. Be7 Nc7 17. Bxf8 Qxf8 18. Rhf1 Nd5 19. Nxd5 cxd5 20. Bxd5 Bxd5 21. Rxd5 Qe7 22. Rfd1 Ne6 23. Rd7 Qg5+ 24. Qd2 Qxe5 25. h3 Nf8 26. Rb7 Qe6 27. Qd5 Qe3+ 28. Kb1 Qf4 29. Rxf7 Qxf7 30. Qxa8 Qh5 31. Qd5+ Qxd5 32. Rxd5 Kf7 33. Rd8 Ke7 34. Ra8 a5 35. Ra7+ Nd7 36. Kc1 g6 37. Kd2 Ke6 38. Ke3 h5 39. Kf4 Ne5 40. Ra6 Nd7 41. Kg5 Nc5 42. Rxb6+ Kf7 43. Rxg6 Ne4+ 44. Kf4 Nc5 45. Rg5 Ne6+ 46. Kf5 Nxg5 47. Kxg5 h4 48. Kxh4 1-0

[Event "Hengelo U20 op"]
[Site "Hengelo"]
[Date "2002.08.07"]
[Round "5"]
[White "Van Eerd, Marieke"]
[Black "Van Lenthe, Gerwin"]
[Result "0-1"]
[ECO "C55"]
[PlyCount "52"]
[EventDate "2002.08.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 Nf6 5. Ng5 0-0 6. 0-0 d6 7. Nc3 Bg4 8. Qe1 Nd4 9. h3 Bh5 10. Na4 Nxc2 11. Qd2 Nxa1 12. Nxc5 dxc5 13. f3 h6 14. g4 Bg6 15. Ne6 fxe6 16. Bxe6+ Bf7 17. Bc4 Bxc4 18. dxc4 Qxd2 19. Bxd2 Nc2 20. b3 Nxe4 21. Bc1 Rf7 22. a3 Raf8 23. b4 Rxf3 24. Rxf3 Rxf3 25. bxc5 Nxc5 26. Kg2 Ne1+ 0-1

[Event "Hengelo U20 op"]
[Site "Hengelo"]
[Date "2002.08.07"]
[Round "4"]
[White "Van Lenthe, Gerwin"]
[Black "Tiele, Edwin"]
[Result "0-1"]
[ECO "C41"]
[PlyCount "100"]
[EventDate "2002.08.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 Nbd7 4. Nf3 e5 5. dxe5 dxe5 6. Bd3 b6 7. Bg5 Bb7 8. Bxf6 Qxf6 9. Bb5 0-0-0 10. 0-0 Bb4 11. Bd3 Nc5 12. Qe2 Rhe8 13. a3 Bxc3 14. bxc3 h5 15. Rad1 Na4 16. Ba6 Nxc3 17. Rxd8+ Rxd8 18. Bxb7+ Kxb7 19. Qe3 Na4 20. Rb1 Qd6 21. h3 f6 22. Nh4 Qc5 23. Qxc5 Nxc5 24. f3 Rd2 25. Rc1 Ne6 26. Nf5 Nf4 27. Kf1 Rxg2 28. h4 g6 29. Ne3 Rh2 30. Rd1 Rh1+ 31. Kf2 Rxd1 32. Nxd1 Kc6 33. Ne3 Kc5 34. c3 Kb5 35. c4+ Ka4 36. Nc2 a5 37. Kg3 Kb3 38. Ne3 Kxa3 39. Nc2+ Kb3 40. Ne3 a4 41. Nf1 a3 42. Nd2+ Kc2 43. Nf1 a2 44. Ne3+ Kd3 45. Nd1 a1Q 46. Nf2+ Ke3 47. Nh3 Qe1+ 48. Kh2 Qe2+ 49. Nf2 Qxf2+ 50. Kh1 Qg2# 0-1

[Event "Hengelo U20 op"]
[Site "Hengelo"]
[Date "2002.08.06"]
[Round "3"]
[White "Thissen, Timon"]
[Black "Van Lenthe, Gerwin"]
[Result "1-0"]
[ECO "C45"]
[PlyCount "57"]
[EventDate "2002.08.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Be3 Qf6 6. c3 Nge7 7. Be2 d5 8. exd5 Nxd5 9. 0-0 0-0 10. Qd2 Nxe3 11. fxe3 Qe7 12. b4 Nxd4 13. exd4 Bd6 14. Rf2 Be6 15. Na3 a6 16. Nc4 b5 17. Nxd6 Qxd6 18. a4 c6 19. a5 Rac8 20. Rf3 Bg4 21. Rg3 Qe6 22. Bxg4 Qd5 23. Bxc8 Rxc8 24. Re1 Rf8 25. Rge3 Qd7 26. Qe2 h6 27. Re8 Qxe8 28. Qxe8 Rxe8 29. Rxe8+ 1-0

[Event "Hengelo U20 op"]
[Site "Hengelo"]
[Date "2002.08.06"]
[Round "2"]
[White "Van Lenthe, Gerwin"]
[Black "Van den Bergh, Peter"]
[Result "0-1"]
[ECO "C54"]
[PlyCount "118"]
[EventDate "2002.08.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 d6 6. Bg5 Na5 7. Nbd2 Nxc4 8. Nxc4 Be6 9. Ncd2 c6 10. d4 exd4 11. cxd4 Bb6 12. 0-0 h6 13. Bh4 g5 14. Bg3 g4 15. Ne1 Bxd4 16. Nd3 h5 17. Bh4 Qe7 18. Qe2 0-0-0 19. Nb3 Bxb3 20. axb3 Rde8 21. Rfe1 Qxe4 22. Qxe4 Nxe4 23. Ra4 c5 24. Rxa7 Kc7 25. Ra4 Nd2 26. Rd1 Nxb3 27. g3 Re2 28. Rxd4 Nxd4 29. Nf4 Nf3+ 30. Kg2 Rxb2 31. Bf6 Rxf2+ 32. Kxf2 Rh6 33. Bg7 Rh7 34. Nd5+ Kc6 35. Ne7+ Kd7 36. Bf6 Rh6 37. Nd5 Nxh2 38. Bg7 Rg6 39. Be5 dxe5 40. Nf4+ Rd6 41. Rxd6+ Kxd6 42. Nxh5 b5 43. Nf6 Nf3 44. Nxg4 Nd4 45. Ke3 Nf5+ 46. Kf3 b4 47. Nf2 c4 48. Ne4+ Kd5 49. g4 c3 50. Nf2 Nd4+ 51. Ke3 b3 52. Nd3 b2 53. Nb4+ Kd6 54. Na2 c2 55. Nc3 c1Q+ 56. Kd3 b1Q+ 57. Nxb1 Qxb1+ 58. Ke3 Qb3+ 59. Ke4 Qf3# 0-1

[Event "Hengelo U20 op"]
[Site "Hengelo"]
[Date "2002.08.05"]
[Round "1"]
[White "Kranenburg, Leo"]
[Black "Van Lenthe, Gerwin"]
[Result "1-0"]
[ECO "C53"]
[PlyCount "53"]
[EventDate "2002.08.05"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2005"]
[Source "ChessBase"]
[SourceDate "2004.11.15"]
[SourceVersion "1"]
[SourceVersionDate "2004.11.15"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 d6 5. d4 Bb6 6. dxe5 Nxe5 7. Nxe5 dxe5 8. Bxf7+ Ke7 9. Qxd8+ Kxd8 10. Bxg8 Rxg8 11. Bg5+ Kd7 12. Nd2 Rf8 13. Nf3 Ke6 14. 0-0 Bd7 15. Bh4 Rae8 16. Ng5+ Kd6 17. a4 h6 18. Nf3 Bg4 19. a5 Bxf3 20. gxf3 Rxf3 21. axb6 axb6 22. Rfd1+ Ke6 23. Bg3 g5 24. Rd5 Rf7 25. Rxe5+ Kd6 26. Rd1+ Kc6 27. Rxe8 1-0

