[Event "Avoine op 22nd"]
[Site "Avoine"]
[Date "2007.07.28"]
[Round "8"]
[White "Saatdjian, Thomas"]
[Black "Lieven, Menno"]
[Result "1-0"]
[ECO "E04"]
[WhiteElo "2284"]
[BlackElo "1816"]
[PlyCount "65"]
[EventDate "2007.07.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "FRA"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. d4 dxc4 5. Bg2 Bb4+ 6. Bd2 a5 7. Qc2 Bxd2+ 8. Qxd2 Bd7 9. Na3 b5 10. Ne5 Nd5 11. e4 Nb4 12. 0-0 0-0 13. Rfd1 Ra6 14. Bf1 c6 15. Nb1 Ra7 16. a4 N8a6 17. Nc3 f6 18. Nxd7 Rxd7 19. axb5 Nc5 20. Bxc4 cxb5 21. Nxb5 Kh8 22. Qe2 Nb7 23. Bxe6 Re7 24. d5 Qb6 25. Nd4 Nc5 26. Rac1 Rfe8 27. Qe3 a4 28. Rc4 Nbd3 29. Rxd3 Nxd3 30. Qxd3 Qxb2 31. Rxa4 Rc7 32. Nc6 Qb1+ 33. Qxb1 1-0

[Event "Avoine op 22nd"]
[Site "Avoine"]
[Date "2007.07.27"]
[Round "7"]
[White "Lieven, Menno"]
[Black "Gouanelle, Franck"]
[Result "1-0"]
[ECO "B41"]
[WhiteElo "1816"]
[BlackElo "2109"]
[PlyCount "85"]
[EventDate "2007.07.21"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "FRA"]
[SourceTitle "EXT 2010"]
[Source "ChessBase"]
[SourceDate "2010.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2010.11.25"]
[SourceQuality "1"]

1. c4 c5 2. Nc3 e6 3. e4 Nc6 4. Nf3 a6 5. d4 cxd4 6. Nxd4 Qc7 7. Be3 d6 8. Rb1 Nf6 9. f3 Be7 10. Be2 0-0 11. g4 Re8 12. Qd2 b6 13. 0-0 Bb7 14. Rfc1 Rad8 15. g5 Nd7 16. a4 Qb8 17. b3 Qa8 18. Rd1 Rb8 19. Qe1 Bf8 20. h4 Rbd8 21. h5 Nb4 22. Qg3 g6 23. hxg6 hxg6 24. Bc1 e5 25. Nf5 gxf5 26. exf5 e4 27. g6 f6 28. Qh4 Re7 29. Kf2 Nd3+ 30. Bxd3 e3+ 31. Bxe3 Bxf3 32. Rh1 Bg7 33. Qh7+ Kf8 34. Bh6 Ke8 35. Qg8+ Nf8 36. Rhe1 Kd7 37. Rxe7+ Kc8 38. Qxg7 Nd7 39. Be4 Bxe4 40. Nxe4 Ne5 41. Nxd6+ Rxd6 42. Re8+ Rd8 43. Rxd8+ 1-0

[Event "Avoine op 21th"]
[Site "Avoine"]
[Date "2006.07.27"]
[Round "6"]
[White "Di Meglio, Jean Pierre"]
[Black "Lieven, Menno"]
[Result "1-0"]
[ECO "C42"]
[WhiteElo "2046"]
[BlackElo "1770"]
[PlyCount "81"]
[EventDate "2006.07.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "FRA"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nc3 Bb4 4. Nd5 Nxd5 5. exd5 e4 6. Nd4 0-0 7. Bc4 d6 8. 0-0 Bc5 9. Nb3 Bf5 10. a4 Nd7 11. d4 exd3 12. Bxd3 Bxd3 13. Qxd3 a6 14. Nxc5 Nxc5 15. Qd4 Qe7 16. b4 Nd7 17. Bb2 Qe5 18. Rae1 Qxd4 19. Bxd4 Rfe8 20. f4 Kf8 21. Kf2 Rxe1 22. Rxe1 Re8 23. Bxg7+ Kxg7 24. Rxe8 Nb6 25. Rb8 Nxa4 26. Rxb7 Nc3 27. Rxc7 Nxd5 28. Rb7 Nxf4 29. Kf3 Ne6 30. c3 Kf6 31. Ke4 h5 32. Ra7 d5+ 33. Kxd5 Kf5 34. Kd6 Ng5 35. c4 Ne4+ 36. Kc6 Nd2 37. Rxf7+ Ke6 38. Rf4 Nb3 39. Rh4 a5 40. bxa5 Nxa5+ 41. Kb5 1-0

[Event "Avoine op 21th"]
[Site "Avoine"]
[Date "2006.07.23"]
[Round "2"]
[White "Danzanvilliers, Patrice"]
[Black "Lieven, Menno"]
[Result "0-1"]
[ECO "C43"]
[WhiteElo "1888"]
[BlackElo "1770"]
[PlyCount "44"]
[EventDate "2006.07.22"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "FRA"]
[SourceTitle "EXT 2007"]
[Source "ChessBase"]
[SourceDate "2006.11.23"]
[SourceVersion "1"]
[SourceVersionDate "2006.11.23"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 4. Bd3 Nc6 5. Bxe4 d5 6. dxe5 dxe4 7. Qxd8+ Kxd8 8. Ng5 Nxe5 9. Nxe4 Bf5 10. Bg5+ f6 11. Nxf6 Be7 12. Nxh7 Rxh7 13. Bxe7+ Kxe7 14. Na3 c6 15. 0-0 Rd8 16. Rfe1 Kf6 17. Re2 b5 18. Rae1 Ng6 19. h3 Rhh8 20. c3 a5 21. g4 Bc8 22. Nc2 Rxh3 0-1

[Event "Vlissingen HZ op 08th"]
[Site "Vlissingen"]
[Date "2004.08.07"]
[Round "1"]
[White "Lieven, Menno"]
[Black "Afek, Yochanan"]
[Result "0-1"]
[ECO "A36"]
[BlackElo "2325"]
[PlyCount "133"]
[EventDate "2004.08.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 101 Extra"]
[Source "ChessBase"]
[SourceDate "2004.09.01"]
[SourceVersion "2"]
[SourceVersionDate "2004.09.01"]
[SourceQuality "1"]

1. e4 c5 2. c4 Nc6 3. Nc3 g6 4. g3 Bg7 5. Bg2 e6 6. Nge2 Nge7 7. 0-0 0-0 8. d3 b6 9. h3 Bb7 10. f4 Nd4 11. Nxd4 cxd4 12. Ne2 Rc8 13. b4 f5 14. e5 Bxg2 15. Kxg2 d6 16. Nxd4 Qd7 17. Nf3 dxe5 18. fxe5 Nc6 19. d4 Nxb4 20. Qb3 Nc6 21. Be3 Na5 22. Qb5 Qxb5 23. cxb5 Nc4 24. Bc1 Rfd8 25. Kf2 Bf8 26. Rb1 h6 27. h4 Na3 28. Bxa3 Rc2+ 29. Kg1 Bxa3 30. Rf2 Rdc8 31. Rd1 Bc1 32. Rxc2 Rxc2 33. d5 Be3+ 34. Kh1 exd5 35. Rxd5 Kf8 36. Rd7 Ke8 37. Rxa7 Rf2 38. Nh2 g5 39. hxg5 hxg5 40. Ra8+ Ke7 41. Ra3 Bc5 42. Rf3 g4 43. Rxf2 Bxf2 44. Kg2 Bc5 45. Nf1 Ke6 46. Nd2 Kxe5 47. a4 Kd5 48. Kf1 Bd6 49. Kf2 Kc5 50. Nf1 Kb4 51. Ne3 Bc5 52. Ke2 Bxe3 53. Kxe3 Kxa4 54. Kf4 Kxb5 55. Kxf5 Kc4 56. Kxg4 b5 57. Kf5 b4 58. g4 b3 59. g5 b2 60. g6 b1Q+ 61. Kf6 Qb8 62. Kf7 Qf4+ 63. Kg8 Kd5 64. g7 Ke6 65. Kh7 Qh4+ 66. Kg6 Qg4+ 67. Kh7 0-1

[Event "Vlissingen HZ op 07th"]
[Site "Vlissingen"]
[Date "2003.08.02"]
[Round "1"]
[White "Lieven, Menno"]
[Black "Struk, Jerzy"]
[Result "0-1"]
[ECO "A36"]
[BlackElo "2253"]
[PlyCount "78"]
[EventDate "2003.08.02"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 095 Extra"]
[Source "ChessBase"]
[SourceDate "2003.09.04"]
[SourceVersion "1"]
[SourceVersionDate "2003.09.04"]
[SourceQuality "1"]

1. e4 c5 2. c4 Nc6 3. Nc3 g6 4. g3 Bg7 5. Bg2 d6 6. Nge2 e6 7. d3 Nge7 8. Be3 Nd4 9. Qd2 Rb8 10. 0-0 0-0 11. Bh6 Nec6 12. Bxg7 Kxg7 13. f4 f5 14. Rfd1 Bd7 15. h3 Qe7 16. Rab1 Kh8 17. Kh2 fxe4 18. dxe4 e5 19. Nd5 Qg7 20. Nec3 Bxh3 21. Rf1 Bd7 22. Rh1 Rf7 23. Rbf1 Rbf8 24. Rf2 exf4 25. gxf4 Ne5 26. Kg1 Nxc4 27. Qd3 Ne5 28. Qg3 Ng4 29. Rd2 b5 30. Bh3 Ne5 31. Bg2 Nc4 32. Rf2 b4 33. Nd1 Be6 34. Bf1 Bxd5 35. exd5 Nf5 36. Qd3 Nb6 37. Rfh2 Qd4+ 38. Qxd4+ Nxd4 39. Ne3 Nf3+ 0-1

[Event "Hengelo U20 op"]
[Site "Hengelo"]
[Date "2001.??.??"]
[Round "2"]
[White "Anink, Marco"]
[Black "Lieven, Menno"]
[Result "0-1"]
[ECO "D35"]
[PlyCount "58"]
[EventDate "2001.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bf4 c6 5. e3 Bd6 6. Bxd6 Qxd6 7. c5 Qe7 8. Nf3 Nbd7 9. Be2 0-0 10. 0-0 e5 11. b4 e4 12. Nd2 Ne8 13. f4 f5 14. Kh1 g5 15. g4 fxg4 16. Bxg4 gxf4 17. Rxf4 Rxf4 18. exf4 Kh8 19. Qe2 Ndf6 20. Bxc8 Rxc8 21. Nf3 Ng7 22. Ne5 Nf5 23. Rd1 Rg8 24. b5 Qg7 25. Qf2 e3 26. Qf3 Nxd4 27. Nf7+ Qxf7 28. Rxd4 Qg7 29. Ne2 Ne4 0-1

[Event "Hengelo U20 op"]
[Site "Hengelo"]
[Date "2001.??.??"]
[Round "8"]
[White "Bakker, Kevin"]
[Black "Lieven, Menno"]
[Result "0-1"]
[ECO "D53"]
[PlyCount "88"]
[EventDate "2001.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. Nf3 b6 6. Qa4+ c6 7. Ne5 0-0 8. Nxc6 Nxc6 9. Qxc6 Bd7 10. Qb7 dxc4 11. e3 Rc8 12. Qf3 Bc6 13. Qd1 Nd5 14. Bxe7 Qxe7 15. Nxd5 exd5 16. Be2 f5 17. 0-0 g5 18. Re1 g4 19. e4 dxe4 20. Bxc4+ Kg7 21. d5 Bd7 22. Qd4+ Qf6 23. Qxf6+ Kxf6 24. Bb3 Rc5 25. Red1 Rfc8 26. d6 R8c6 27. Rd5 Rc1+ 28. Rd1 Rxa1 29. Rxa1 Rxd6 30. Rd1 Rxd1+ 31. Bxd1 Ke5 32. Kf1 Kd4 33. Bb3 Bb5+ 34. Ke1 Bc4 35. Bxc4 Kxc4 36. Kd2 Kd4 37. Ke2 f4 38. Kd2 f3 39. gxf3 exf3 40. Kc2 h5 41. Kd2 h4 42. a4 a6 43. b3 a5 44. Kd1 Kc3 0-1

[Event "Dieren op-B"]
[Site "Dieren"]
[Date "2001.??.??"]
[Round "?"]
[White "Bitalzadeh, Ali"]
[Black "Lieven, Menno"]
[Result "1-0"]
[ECO "C42"]
[PlyCount "55"]
[EventDate "2001.07.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Bg4 7. 0-0 Be7 8. Re1 f5 9. c4 c6 10. cxd5 cxd5 11. Qa4+ Kf8 12. Ne5 Nd6 13. Nc3 b5 14. Bxb5 Ne4 15. Nxe4 dxe4 16. Nxg4 fxg4 17. Rxe4 h5 18. Rf4+ Bf6 19. Qa3+ Kg8 20. Bc4+ Kh7 21. Qd3+ g6 22. Bf7 Rg8 23. Bxg8+ Qxg8 24. Rxf6 Nd7 25. Qe3 Qg7 26. Re6 Rf8 27. Re7 Rf7 28. Qh6+ 1-0

[Event "Hengelo U20 op"]
[Site "Hengelo"]
[Date "2001.??.??"]
[Round "4"]
[White "Goverde, Rene"]
[Black "Lieven, Menno"]
[Result "0-1"]
[ECO "C13"]
[PlyCount "86"]
[EventDate "2001.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 d5 2. Nc3 e6 3. e4 dxe4 4. Nxe4 Nf6 5. Bg5 Nbd7 6. Bd3 h6 7. Bh4 Be7 8. Nxf6+ Bxf6 9. Bxf6 Nxf6 10. Nf3 0-0 11. Ne5 c5 12. dxc5 Qa5+ 13. c3 Qxc5 14. Qe2 Bd7 15. 0-0-0 Bc6 16. Nxc6 bxc6 17. Rd2 a5 18. Re1 a4 19. Qe5 Ra5 20. Qxc5 Rxc5 21. a3 Ra8 22. Bc2 Kf8 23. Rd4 Nd5 24. Bxa4 Rb8 25. Ree4 Nxc3 26. b4 Nxe4+ 27. bxc5 Nxc5 28. Kc2 Ra8 29. Bxc6 Rxa3 30. Kb2 Ra6 31. Bf3 Ke7 32. Kc3 Nd7 33. Rg4 g5 34. h4 Ne5 35. Re4 Nxf3 36. gxf3 Ra3+ 37. Kd2 Rxf3 38. Ke2 Rf4 39. Rxf4 gxf4 40. Kf3 e5 41. Kg4 Kf6 42. h5 Ke6 43. Kh4 Kf5 0-1

[Event "Hengelo U20 op"]
[Site "Hengelo"]
[Date "2001.??.??"]
[Round "3"]
[White "Lieven, Menno"]
[Black "Beeke, Bobby"]
[Result "0-1"]
[ECO "A36"]
[PlyCount "29"]
[EventDate "2001.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c5 2. c4 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nc3 d6 6. Nge2 Nf6 7. d3 0-0 8. 0-0 Bd7 9. Be3 Rc8 10. f4 Ng4 11. Bd2 f5 12. h3 Nh6 13. Be3 Nd4 14. Qd2 Qa5 15. Nd1 0-1

[Event "Hengelo U20 op"]
[Site "Hengelo"]
[Date "2001.??.??"]
[Round "9"]
[White "Lieven, Menno"]
[Black "De Jong, Bert"]
[Result "1-0"]
[ECO "A36"]
[PlyCount "78"]
[EventDate "2001.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c5 2. c4 Nc6 3. Nc3 Nf6 4. g3 d6 5. Bg2 g6 6. Nge2 Bg7 7. 0-0 0-0 8. d3 Rb8 9. f4 a6 10. Bd2 Bd7 11. h3 Qc8 12. g4 Ne8 13. Ng3 e6 14. h4 f5 15. exf5 exf5 16. Bd5+ Kh8 17. g5 Nc7 18. h5 Nd4 19. h6 Bxh6 20. gxh6 Be6 21. Be3 Re8 22. Nge2 Bxd5 23. Bxd4+ cxd4 24. Nxd4 Bc6 25. Qd2 Qd7 26. Qf2 Re7 27. Rae1 Rbe8 28. Qh4 Rxe1 29. Rxe1 Rxe1+ 30. Qxe1 Qe8 31. Qf2 Kg8 32. Nxc6 Qxc6 33. Qd4 Ne6 34. Qf6 Qd7 35. Nd5 Qf7 36. Qh4 Kf8 37. Kf2 Nc5 38. Qd8+ Qe8 39. Qxd6+ Kg8 1-0

[Event "Hengelo U20 op"]
[Site "Hengelo"]
[Date "2001.??.??"]
[Round "6"]
[White "Lieven, Menno"]
[Black "Den Hartog, Tim"]
[Result "0-1"]
[ECO "C05"]
[PlyCount "44"]
[EventDate "2001.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[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. Nd2 Nf6 4. e5 Nfd7 5. Ngf3 c5 6. c3 Nc6 7. Be2 Qb6 8. Nb3 a5 9. dxc5 Qc7 10. Nbd4 Ndxe5 11. Bf4 Nxf3+ 12. Bxf3 Qxf4 13. Nxc6 bxc6 14. Qd4 Qxd4 15. cxd4 Rb8 16. 0-0-0 Ba6 17. Rhe1 Be7 18. Kc2 Bf6 19. Be2 Bxe2 20. Rxe2 Rb4 21. Kc3 Rc4+ 22. Kb3 Bxd4 0-1

[Event "Hengelo U20 op"]
[Site "Hengelo"]
[Date "2001.??.??"]
[Round "5"]
[White "Lieven, Menno"]
[Black "Snuverink, Michiel"]
[Result "0-1"]
[ECO "C25"]
[PlyCount "102"]
[EventDate "2001.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[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. f4 exf4 4. Nf3 g5 5. Bc4 Bg7 6. 0-0 d6 7. d4 Bg4 8. Be3 Na5 9. Qe2 Nxc4 10. Qxc4 Bxf3 11. Rxf3 Ne7 12. Bxf4 gxf4 13. Rxf4 0-0 14. Raf1 d5 15. exd5 Ng6 16. Re4 Qd7 17. Qb5 Qxb5 18. Nxb5 c6 19. dxc6 bxc6 20. Nd6 Rad8 21. Nf5 Rfe8 22. Rfe1 Rxe4 23. Rxe4 Kf8 24. Nxg7 Kxg7 25. Kf2 Rd7 26. Ke3 Kf6 27. Kd3 Kf5 28. Re8 Nf4+ 29. Kc4 Nxg2 30. Kc5 Nf4 31. Kxc6 Rxd4 32. Re7 Kg6 33. Rxa7 Rc4+ 34. Kb5 Rxc2 35. b4 f5 36. a4 Ne6 37. a5 f4 38. a6 f3 39. Rd7 Rxh2 40. a7 Ra2 41. Kb6 f2 42. Rd1 Nd8 43. Kc7 Rxa7+ 44. Kxd8 Kg5 45. Rf1 Ra2 46. Kd7 Rb2 47. Kd6 Kf4 48. Rh1 Ke3 49. Kc5 Ke2 50. Rh2 Ke1 51. b5 Rb1 0-1

[Event "Hengelo U20 op"]
[Site "Hengelo"]
[Date "2001.??.??"]
[Round "1"]
[White "Lieven, Menno"]
[Black "Tan, Kevin"]
[Result "0-1"]
[ECO "B73"]
[PlyCount "79"]
[EventDate "2001.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. Be3 0-0 8. 0-0 Nc6 9. Bf3 Bd7 10. Nxc6 Bxc6 11. Qd2 Qc7 12. Bh6 b5 13. Bxg7 Kxg7 14. Nd5 Bxd5 15. exd5 Rfc8 16. Rac1 Qc5 17. Rfe1 Rc7 18. g4 Rac8 19. g5 Nd7 20. Bg4 Ne5 21. Rxe5 dxe5 22. Bxc8 Rxc8 23. Qd3 Qc4 24. Qh3 Rd8 25. Qa3 Qf4 26. Qe3 Rxd5 27. Qxf4 exf4 28. h4 h6 29. gxh6+ Kxh6 30. Kg2 Kh5 31. Kf3 e5 32. Ke4 Rc5 33. b4 f5+ 34. Kd3 Rc4 35. c3 Kxh4 36. a4 e4+ 37. Kd2 bxa4 38. Ra1 Kg4 39. Rxa4 Kf3 40. Rxa7 0-1

[Event "Dieren op-B"]
[Site "Dieren"]
[Date "2001.??.??"]
[Round "?"]
[White "Pruijssers, Roeland"]
[Black "Lieven, Menno"]
[Result "1/2-1/2"]
[ECO "C37"]
[PlyCount "37"]
[EventDate "2001.07.??"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2006"]
[Source "ChessBase"]
[SourceDate "2005.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2005.11.24"]
[SourceQuality "1"]

1. e4 e5 2. f4 exf4 3. Nf3 d6 4. d4 g5 5. Bc4 g4 6. 0-0 gxf3 7. Qxf3 Qf6 8. c3 Nc6 9. Bxf4 Be7 10. e5 dxe5 11. dxe5 Nxe5 12. Bxe5 Qxe5 13. Qxf7+ Kd8 14. Rd1+ Bd7 15. Be6 Nf6 16. Qg7 Qe3+ 17. Kh1 Rf8 18. Bxd7 Nxd7 19. Na3 1/2-1/2

[Event "Hengelo U20 op"]
[Site "Hengelo"]
[Date "2001.??.??"]
[Round "7"]
[White "Van der Berg, Wessel"]
[Black "Lieven, Menno"]
[Result "1-0"]
[ECO "C24"]
[PlyCount "73"]
[EventDate "2001.08.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Bc4 d6 4. d3 Be7 5. h3 Be6 6. Bb3 Nc6 7. c3 Qd7 8. Be3 a6 9. Bc2 d5 10. 0-0 d4 11. cxd4 exd4 12. Bf4 h6 13. Ne5 Nxe5 14. Bxe5 Nh7 15. Nd2 Rg8 16. Nf3 Bc5 17. Ba4 b5 18. Bb3 Nf8 19. a4 c6 20. axb5 cxb5 21. Rc1 Rc8 22. Bxd4 Bxd4 23. Rxc8+ Qxc8 24. Nxd4 g5 25. Bxe6 Nxe6 26. Nf5 Qd7 27. Nxh6 Rh8 28. Ng4 Qd4 29. Qb3 Nf4 30. Rd1 Kd7 31. Qxf7+ Kd8 32. Qb7 Qxb2 33. Qxa6 Nxh3+ 34. gxh3 Rxh3 35. Qd6+ Kc8 36. Ne5 b4 37. Qd7+ 1-0

[Event "NED-ch U20 op"]
[Site "Hengelo"]
[Date "2000.08.12"]
[Round "9"]
[White "Lieven, Menno"]
[Black "Kees, Maurice"]
[Result "1-0"]
[ECO "C30"]
[PlyCount "49"]
[EventDate "2000.08.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. f4 Nc6 3. Nf3 d6 4. Bc4 Be7 5. d4 Bg4 6. fxe5 dxe5 7. 0-0 Nxd4 8. Bxf7+ Kf8 9. Nxd4 Nf6 10. Ne6+ Bxe6 11. Bxe6 c6 12. Nc3 Qb6+ 13. Kh1 Rd8 14. Qh5 g6 15. Bh6+ Ke8 16. Qxe5 Qxb2 17. Bg7 Qxc2 18. Bxh8 Rd2 19. Bxf6 Bd6 20. Qa5 Be7 21. Bxe7 Kxe7 22. Bh3 Rd3 23. Qc7+ Ke8 24. Qc8+ Ke7 25. Qf8# 1-0

[Event "NED-ch U20 op"]
[Site "Hengelo"]
[Date "2000.08.11"]
[Round "7"]
[White "Lieven, Menno"]
[Black "Sparenberg, Erik"]
[Result "0-1"]
[ECO "B20"]
[PlyCount "70"]
[EventDate "2000.08.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. c4 Nc6 3. Nc3 g6 4. d3 Bg7 5. Be3 d6 6. f4 e6 7. Nf3 Nge7 8. g4 Nd4 9. Bg2 Nec6 10. 0-0 a6 11. Rb1 Rb8 12. b3 Nxf3+ 13. Rxf3 Bxc3 14. f5 b5 15. Bh6 Bd4+ 16. Kh1 Ne5 17. Rh3 gxf5 18. gxf5 exf5 19. Qh5 Ng4 20. Rf1 Qf6 21. exf5 Nxh6 22. Qxh6 Qxh6 23. Rxh6 Kd7 24. Bd5 Bb7 25. Bxb7 Rxb7 26. Re1 Rbb8 27. Kg2 Be5 28. Kf3 Rbg8 29. Re4 Rg5 30. f6 Rf5+ 31. Kg4 Rxf6 32. Kg5 Rg8+ 33. Kh5 Rf5+ 34. Kh4 Bf6+ 35. Kh3 Rf3# 0-1

[Event "NED-ch U20 op"]
[Site "Hengelo"]
[Date "2000.08.11"]
[Round "8"]
[White "Van Doorn, Maarten"]
[Black "Lieven, Menno"]
[Result "0-1"]
[ECO "A96"]
[PlyCount "70"]
[EventDate "2000.08.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. Nf3 f5 2. d4 Nf6 3. c4 e6 4. Nc3 Be7 5. g3 0-0 6. Bg2 d6 7. 0-0 Re8 8. e3 Nbd7 9. b3 e5 10. dxe5 dxe5 11. Bb2 c6 12. Qc2 g6 13. Rad1 Qc7 14. a3 a5 15. e4 Nc5 16. Nh4 fxe4 17. Rfe1 g5 18. Nxe4 gxh4 19. Nxc5 Bxc5 20. b4 axb4 21. axb4 Bxb4 22. Re2 h3 23. Bf3 Bg4 24. Bxg4 Nxg4 25. c5 Qf7 26. Re4 Qf3 27. Rxg4+ Qxg4 28. Qb3+ Kf8 29. f3 Bxc5+ 30. Kh1 Qf5 31. g4 Qf4 32. Rc1 Be3 33. Rf1 Rad8 34. Qa3+ c5 35. Bd4 Qxd4 0-1

[Event "NED-ch U20 op"]
[Site "Hengelo"]
[Date "2000.08.10"]
[Round "6"]
[White "Van Elteren, Jesse"]
[Black "Lieven, Menno"]
[Result "1-0"]
[ECO "C43"]
[PlyCount "88"]
[EventDate "2000.08.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 4. Bd3 d5 5. Nxe5 Nf6 6. 0-0 Be7 7. Bf4 0-0 8. Nd2 Nbd7 9. Ndf3 Nh5 10. Bd2 g6 11. c4 Nxe5 12. dxe5 Bg4 13. Bh6 Ng7 14. Qe2 c6 15. h3 Be6 16. Rfd1 Qc7 17. a3 dxc4 18. Bxc4 Bxc4 19. Qxc4 Rad8 20. e6 fxe6 21. Bxg7 Rxd1+ 22. Rxd1 Kxg7 23. Nd4 Qe5 24. Nxe6+ Kh6 25. Nxf8 Bxf8 26. Qh4+ Qh5 27. Qxh5+ gxh5 28. Rd7 Bc5 29. Rxb7 Bb6 30. b4 Kg6 31. Rb8 c5 32. Rxb6+ axb6 33. bxc5 bxc5 34. a4 c4 35. Kf1 Kf5 36. a5 Ke4 37. a6 Kd3 38. a7 c3 39. a8Q c2 40. Qd5+ Kc3 41. Qc5+ Kd2 42. f4 c1Q+ 43. Qxc1+ Kxc1 44. f5 h4 1-0

[Event "NED-ch U20 op"]
[Site "Hengelo"]
[Date "2000.08.09"]
[Round "4"]
[White "Jonk, Geert Jan"]
[Black "Lieven, Menno"]
[Result "1/2-1/2"]
[ECO "C42"]
[PlyCount "36"]
[EventDate "2000.08.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Bc4 Nxe4 4. Nc3 Nxc3 5. dxc3 Be7 6. Nxe5 0-0 7. 0-0 d6 8. Nd3 Nc6 9. a3 a6 10. Re1 Qd7 11. Qf3 Qf5 12. Bd5 Qxf3 13. Bxf3 Bf6 14. Bd2 Bf5 15. Be4 Bxe4 16. Rxe4 Rfe8 17. Rae1 Kf8 18. f3 h6 1/2-1/2

[Event "NED-ch U20 op"]
[Site "Hengelo"]
[Date "2000.08.09"]
[Round "5"]
[White "Lieven, Menno"]
[Black "Brinks, Jan Willem"]
[Result "1/2-1/2"]
[ECO "C01"]
[PlyCount "58"]
[EventDate "2000.08.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Nf6 5. Bd3 Bg4 6. 0-0 Be7 7. h3 Bh5 8. Bf4 0-0 9. c3 c6 10. Re1 Bd6 11. Be5 Bc7 12. Nbd2 Nbd7 13. Qc2 Bg6 14. Bxg6 hxg6 15. Bxc7 Qxc7 16. Ne5 Nxe5 17. dxe5 Nh5 18. Nf3 Nf4 19. Qd2 Ne6 20. Re2 Rfe8 21. Rae1 Re7 22. Nh4 Rae8 23. f4 Qb6+ 24. Kh2 Nc5 25. Qd4 Ne4 26. Qxb6 axb6 27. Nf3 f6 28. Rd1 b5 29. Rd4 Ra8 1/2-1/2

[Event "NED-ch U20 op"]
[Site "Hengelo"]
[Date "2000.08.08"]
[Round "3"]
[White "Lieven, Menno"]
[Black "De Bruijn, Edwin"]
[Result "1-0"]
[ECO "A18"]
[PlyCount "104"]
[EventDate "2000.08.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 e6 3. e4 d5 4. e5 Nfd7 5. d4 c6 6. c5 b6 7. cxb6 Qxb6 8. Nf3 c5 9. Bb5 Ba6 10. Qa4 Be7 11. Bf4 Bxb5 12. Qxb5 0-0 13. Qxb6 Nxb6 14. Be3 Rc8 15. Rc1 cxd4 16. Bxd4 Bc5 17. Nxd5 Bb4+ 18. Nc3 Na4 19. Ke2 Nxb2 20. Nd5 Na6 21. Nxb4 Nxb4 22. Bxb2 Nxa2 23. Rxc8+ Rxc8 24. Rd1 h6 25. Nd4 Nb4 26. Rc1 Rb8 27. Ba3 Nd5 28. Bd6 Rb2+ 29. Rc2 Rb6 30. Rc8+ Kh7 31. Rb8 Ra6 32. g3 Kg6 33. Rg8 Kh7 34. Rf8 Kg6 35. h4 h5 36. Rg8 Kh7 37. Ra8 Ra2+ 38. Kf3 a5 39. Ra7 Kg6 40. Nc6 a4 41. Ne7+ Nxe7 42. Bxe7 Ra1 43. Ra6 Ra2 44. Ke3 Ra1 45. Bd6 Ra2 46. Ra7 Ra1 47. Kd3 Ra2 48. Bc5 Ra1 49. Kc2 Kf5 50. Kb2 Rd1 51. Rxf7+ Kxe5 52. Rxg7 Kd5 1-0

[Event "NED-ch U20 op"]
[Site "Hengelo"]
[Date "2000.08.08"]
[Round "2"]
[White "Lui, Kachun"]
[Black "Lieven, Menno"]
[Result "1-0"]
[ECO "A52"]
[PlyCount "63"]
[EventDate "2000.08.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. Bf4 Nc6 5. Nf3 Bc5 6. e3 d6 7. exd6 cxd6 8. a3 a5 9. Nc3 Qe7 10. Be2 Be6 11. Nb5 Nge5 12. Rc1 0-0 13. 0-0 Rfd8 14. Nfd4 g5 15. Bg3 f5 16. Nxe6 Qxe6 17. Nc7 Qf6 18. Qd5+ Kh8 19. Bxe5 Nxe5 20. Nxa8 Rxa8 21. Qxb7 Rg8 22. b4 axb4 23. axb4 f4 24. bxc5 f3 25. Bxf3 g4 26. Bd5 Rg6 27. Qb8+ Kg7 28. Qxd6 Qg5 29. Qc7+ Kh6 30. Rb1 g3 31. fxg3 Ng4 32. Qf4 1-0

[Event "NED-ch U20 op"]
[Site "Hengelo"]
[Date "2000.08.07"]
[Round "1"]
[White "Lieven, Menno"]
[Black "Hummel, Erik Jan"]
[Result "0-1"]
[ECO "E61"]
[PlyCount "54"]
[EventDate "2000.08.07"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 0-0 5. d4 d6 6. e3 Nbd7 7. Nge2 e5 8. 0-0 exd4 9. Nxd4 Ne5 10. b3 a6 11. Ba3 Rb8 12. Qe2 c5 13. Nc2 b5 14. cxb5 axb5 15. Nxb5 Ba6 16. Qd2 Bxb5 17. Rfd1 Ne8 18. Bxc5 Qc7 19. Bxd6 Nxd6 20. Qxd6 Qxc2 21. Rd2 Qf5 22. Rad1 Nf3+ 23. Bxf3 Qxf3 24. Rd5 Be2 25. Rc1 Rbc8 26. Rcc5 Rxc5 27. Rxc5 Qg4 0-1

[Event "NED U20 op"]
[Site "Hengelo"]
[Date "1999.08.14"]
[Round "9"]
[White "Lieven, Menno"]
[Black "Marsman, O."]
[Result "1-0"]
[ECO "C30"]
[PlyCount "45"]
[EventDate "1999.08.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 071 Extra"]
[Source "ChessBase"]
[SourceDate "1999.09.14"]
[SourceVersion "1"]
[SourceVersionDate "1999.09.14"]
[SourceQuality "1"]

1. e4 e5 2. f4 d6 3. Nf3 Nc6 4. Bc4 h6 5. f5 Nf6 6. Nc3 b6 7. 0-0 Bb7 8. d3 Na5 9. Nd2 Nxc4 10. Nxc4 Qd7 11. a4 Nh7 12. Bd2 c6 13. a5 b5 14. Ne3 a6 15. Ng4 Be7 16. Qf3 Bg5 17. Bxg5 Nxg5 18. Qf2 0-0 19. Qh4 f6 20. Qg3 d5 21. h4 h5 22. hxg5 hxg4 23. g6 1-0

[Event "NED U20 op"]
[Site "Hengelo"]
[Date "1999.08.13"]
[Round "8"]
[White "Jagtenberg, J."]
[Black "Lieven, Menno"]
[Result "0-1"]
[ECO "C40"]
[PlyCount "94"]
[EventDate "1999.08.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 071 Extra"]
[Source "ChessBase"]
[SourceDate "1999.09.14"]
[SourceVersion "1"]
[SourceVersionDate "1999.09.14"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 f5 3. Nc3 Nc6 4. d3 d6 5. Be3 Nf6 6. exf5 Bxf5 7. d4 exd4 8. Nxd4 Nxd4 9. Bxd4 Be7 10. Qe2 0-0 11. Qf3 Bxc2 12. Qxb7 Qb8 13. Ba6 Qxb7 14. Bxb7 Rab8 15. Bd5+ Kh8 16. b3 c5 17. Be3 Ng4 18. 0-0 Nxe3 19. fxe3 Bf6 20. Rac1 Bxc3 21. Rxc2 Rxf1+ 22. Kxf1 Rf8+ 23. Rf2 Rxf2+ 24. Kxf2 g6 25. Kf3 Kg7 26. Ke4 Kf6 27. Kf3 Ke5 28. e4 a5 29. Bg8 h6 30. Bh7 Kf6 31. Bg8 Bb4 32. Ke3 Ba3 33. Bc4 Ke5 34. g3 Bb2 35. Bd5 Bc1+ 36. Kd3 Bb2 37. Kc4 Bd4 38. Kb5 Bg1 39. Kxa5 Bxh2 40. Kb5 Bxg3 41. a4 Be1 42. Kc4 h5 43. Kd3 h4 44. Ke3 h3 45. Kf3 g5 46. Bc4 g4+ 47. Kxg4 h2 0-1

[Event "NED U20 op"]
[Site "Hengelo"]
[Date "1999.08.13"]
[Round "7"]
[White "Lieven, Menno"]
[Black "Keizer, Theodoor"]
[Result "0-1"]
[ECO "B03"]
[PlyCount "116"]
[EventDate "1999.08.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 071 Extra"]
[Source "ChessBase"]
[SourceDate "1999.09.14"]
[SourceVersion "1"]
[SourceVersionDate "1999.09.14"]
[SourceQuality "1"]

1. e4 Nf6 2. e5 Nd5 3. c4 Nb6 4. Nc3 d6 5. exd6 exd6 6. d4 Nc6 7. Be3 Be7 8. Nf3 Bg4 9. h3 Bh5 10. a3 0-0 11. Bd3 Bxf3 12. Qxf3 Bf6 13. 0-0 g6 14. Ne2 Bg7 15. Rfd1 Qf6 16. Qxf6 Bxf6 17. Rac1 Rad8 18. b4 d5 19. c5 Nc8 20. Bc2 N6e7 21. Bf4 c6 22. Kf1 g5 23. Bh2 Bg7 24. f4 gxf4 25. Bxf4 Ng6 26. Bh2 f5 27. Nf4 Rde8 28. Kf2 Rf7 29. Rd3 Re4 30. Ne2 Re8 31. Rf3 Ref8 32. Rd1 Bh6 33. Nf4 Re8 34. Nxg6 hxg6 35. Be5 Bg7 36. Bf4 Rfe7 37. Re3 Kf7 38. Rxe7+ Nxe7 39. Ke3 Ng8+ 40. Kd3 Nf6 41. Rd2 Ne4 42. Re2 Rh8 43. Ke3 g5 44. Bh2 g4 45. Bxe4 fxe4 46. Rf2+ Ke6 47. Bg1 gxh3 48. g4 Bh6+ 49. Ke2 e3 50. Rf3 Bg5 51. Bh2 Rh4 52. Ke1 Rxg4 53. Rxh3 Rxd4 54. Bg1 Re4 55. Ke2 d4 56. Rg3 Bh4 57. Kd3 Bxg3 58. Kxe4 e2 0-1

[Event "NED U20 op"]
[Site "Hengelo"]
[Date "1999.08.12"]
[Round "6"]
[White "Aarts, Rob"]
[Black "Lieven, Menno"]
[Result "1-0"]
[ECO "C36"]
[PlyCount "79"]
[EventDate "1999.08.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 071 Extra"]
[Source "ChessBase"]
[SourceDate "1999.09.14"]
[SourceVersion "1"]
[SourceVersionDate "1999.09.14"]
[SourceQuality "1"]

1. e4 e5 2. f4 d5 3. exd5 exf4 4. Nf3 Nf6 5. Bb5+ Bd7 6. Bxd7+ Nbxd7 7. Nc3 Qe7+ 8. Qe2 Qxe2+ 9. Kxe2 h6 10. d4 Bd6 11. Nb5 g5 12. c4 a6 13. Nxd6+ cxd6 14. Kd3 b5 15. b3 Nb6 16. Bd2 bxc4+ 17. bxc4 Rc8 18. Rhc1 Kd7 19. Rab1 Nbxd5 20. cxd5 Rxc1 21. Bxc1 Nxd5 22. Bd2 Ke6 23. Rb7 Ra8 24. Ne1 h5 25. Nf3 f6 26. Rh7 h4 27. Rb7 Rc8 28. Ng1 Kf5 29. Ne2 Rc6 30. Nc3 Nxc3 31. Bxc3 d5 32. a4 Re6 33. Bd2 Kg4 34. a5 h3 35. gxh3+ Kxh3 36. Rb6 Re7 37. Rxf6 Kxh2 38. Rg6 f3 39. Be3 Rf7 40. Rxg5 1-0

[Event "NED U20 op"]
[Site "Hengelo"]
[Date "1999.08.11"]
[Round "5"]
[White "Lieven, Menno"]
[Black "Mahabali, P."]
[Result "0-1"]
[ECO "C02"]
[PlyCount "58"]
[EventDate "1999.08.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 071 Extra"]
[Source "ChessBase"]
[SourceDate "1999.09.14"]
[SourceVersion "1"]
[SourceVersionDate "1999.09.14"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. Be2 Nge7 7. Na3 Bd7 8. 0-0 Nf5 9. Nc2 Rc8 10. Rb1 Be7 11. Ne3 Nh4 12. Kh1 Nxf3 13. dxc5 Bxc5 14. Bxf3 Nxe5 15. Ng4 Nxg4 16. Bxg4 h5 17. Bxh5 Bb5 18. Be2 Qd6 19. Bxb5+ Ke7 20. h3 Qe5 21. f4 Qf5 22. Qd3 Qg4 23. Qf3 Qg6 24. Bd3 f5 25. Be3 Bd6 26. Bxa7 Rh4 27. Be3 Rch8 28. Kh2 Rg4 29. Rf2 Rg3 0-1

[Event "NED U20 op"]
[Site "Hengelo"]
[Date "1999.08.11"]
[Round "4"]
[White "Molenaar, Joseph"]
[Black "Lieven, Menno"]
[Result "1-0"]
[ECO "A52"]
[PlyCount "45"]
[EventDate "1999.08.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 071 Extra"]
[Source "ChessBase"]
[SourceDate "1999.09.14"]
[SourceVersion "1"]
[SourceVersionDate "1999.09.14"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. Bf4 Bc5 5. e3 d6 6. exd6 cxd6 7. Be2 Nf6 8. Nf3 0-0 9. 0-0 d5 10. Bg5 Be7 11. Nc3 dxc4 12. Bxc4 h6 13. Bh4 Nc6 14. Qc2 Qc7 15. Bg3 Qa5 16. a3 Bf5 17. Qb3 Bc8 18. Nb5 Ne4 19. Bc7 Nc5 20. Qa2 Qa4 21. b3 Qa6 22. Nbd4 b5 23. Bxb5 1-0

[Event "NED U20 op"]
[Site "Hengelo"]
[Date "1999.08.10"]
[Round "3"]
[White "Lieven, Menno"]
[Black "Bielderman, Guy"]
[Result "1-0"]
[ECO "B56"]
[PlyCount "79"]
[EventDate "1999.08.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 071 Extra"]
[Source "ChessBase"]
[SourceDate "1999.09.14"]
[SourceVersion "1"]
[SourceVersionDate "1999.09.14"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Na6 6. Bxa6 bxa6 7. 0-0 e5 8. Nb3 Bb7 9. Qe2 Be7 10. f3 Qc7 11. Be3 0-0 12. Rad1 d5 13. Nxd5 Nxd5 14. exd5 Rfd8 15. c4 a5 16. Bd2 a4 17. Ba5 Bc5+ 18. Kh1 Bb6 19. Bxb6 axb6 20. Nd2 Ba6 21. b3 Rxd5 22. Qe4 Rdd8 23. Rfe1 axb3 24. axb3 Bb7 25. Qxe5 Qxe5 26. Rxe5 Rxd2 27. Rde1 f6 28. Re7 Rad8 29. Rxb7 Rd1 30. Rg1 R8d6 31. h3 R1d3 32. Re1 Rd1 33. Rxd1 Rxd1+ 34. Kh2 Rd6 35. Kg3 h5 36. Kf4 Kh7 37. Kf5 Kh6 38. h4 Rc6 39. Ke4 Rd6 40. b4 1-0

[Event "NED U20 op"]
[Site "Hengelo"]
[Date "1999.08.10"]
[Round "2"]
[White "Muhren, Bianca"]
[Black "Lieven, Menno"]
[Result "1-0"]
[ECO "A45"]
[PlyCount "67"]
[EventDate "1999.08.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 071 Extra"]
[Source "ChessBase"]
[SourceDate "1999.09.14"]
[SourceVersion "1"]
[SourceVersionDate "1999.09.14"]
[SourceQuality "1"]

1. d4 Nf6 2. Bg5 d6 3. Bxf6 exf6 4. e3 Be7 5. g3 c6 6. Nd2 f5 7. Bg2 Nd7 8. Ne2 Nf6 9. c4 Bd7 10. 0-0 h5 11. h4 Ng4 12. Nf3 g5 13. hxg5 Bxg5 14. Nf4 h4 15. Re1 0-0 16. Nxg5 Qxg5 17. Qf3 Rae8 18. Nh3 Qh6 19. Qf4 Qxf4 20. gxf4 Re7 21. Kf1 f6 22. Ke2 Rg7 23. Rg1 Rff7 24. b4 Be6 25. Rac1 Rc7 26. a4 c5 27. bxc5 dxc5 28. d5 Bf7 29. Bf3 Nh6 30. Rxg7+ Kxg7 31. Rb1 b6 32. Kd3 Kf8 33. Ra1 Ke7 34. a5 1-0

[Event "NED U20 op"]
[Site "Hengelo"]
[Date "1999.08.09"]
[Round "1"]
[White "Lieven, Menno"]
[Black "Kommer, Bas"]
[Result "0-1"]
[ECO "B73"]
[PlyCount "102"]
[EventDate "1999.08.09"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 071 Extra"]
[Source "ChessBase"]
[SourceDate "1999.09.14"]
[SourceVersion "1"]
[SourceVersionDate "1999.09.14"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. Be3 0-0 8. 0-0 Nc6 9. g4 d5 10. Nxc6 bxc6 11. e5 Nd7 12. f4 e6 13. Qe1 f6 14. exf6 Bxf6 15. g5 Bg7 16. Qd2 Nb6 17. Bd4 Qc7 18. Bxg7 Qxg7 19. Rae1 Bd7 20. a4 a5 21. b3 Rae8 22. Bg4 e5 23. Bxd7 Nxd7 24. fxe5 Rxf1+ 25. Rxf1 Qxe5 26. Qf4 Qxf4 27. Rxf4 Re3 28. Nd1 Re1+ 29. Rf1 Re5 30. Rf3 Rxg5+ 31. Kf2 Ne5 32. Rg3 Rxg3 33. hxg3 Kf7 34. Ke3 c5 35. Kf4 Ke6 36. Ne3 d4 37. Nc4 Nxc4 38. bxc4 h5 39. Kg5 Kf7 40. Kf4 Kf6 41. Ke4 g5 42. Kd5 h4 43. gxh4 gxh4 44. Kxc5 h3 45. Kb6 h2 46. c5 h1Q 47. c6 Qb1+ 48. Kxa5 Qb8 49. Ka6 Ke6 50. a5 Kd6 51. c3 Kxc6 0-1

[Event "Hengelo U16 op"]
[Site "Hengelo"]
[Date "1998.??.??"]
[Round "?"]
[White "Bouwhuis, Michiel"]
[Black "Lieven, Menno"]
[Result "1-0"]
[ECO "C29"]
[PlyCount "85"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 e5 2. f4 d5 3. exd5 exf4 4. Nc3 Nf6 5. Bc4 Bb4 6. Qe2+ Qe7 7. Qxe7+ Bxe7 8. d4 Bf5 9. Bxf4 Bxc2 10. Bxc7 0-0 11. Kd2 Bf5 12. Bd3 Bxd3 13. Kxd3 Na6 14. Re1 Nxc7 15. Rxe7 Ncxd5 16. Nxd5 Nxd5 17. Rxb7 Nf4+ 18. Kd2 Nxg2 19. Nf3 Nf4 20. Rc1 Nd5 21. Ne5 a6 22. Rc5 Rad8 23. Nd7 Nf6 24. Nxf6+ gxf6 25. Kd3 Rb8 26. Rcc7 Rxb7 27. Rxb7 Re8 28. d5 Kf8 29. Rb6 Ke7 30. Rxa6 Rd8 31. Kd4 Rb8 32. b3 Rc8 33. Rc6 Ra8 34. a4 Rb8 35. Rc3 Rb4+ 36. Kc5 Rb8 37. a5 Rc8+ 38. Kd4 Ra8 39. b4 Rb8 40. Rc4 Kd7 41. Kc5 Rc8+ 42. Kb5 Rb8+ 43. Ka6 1-0

[Event "Hengelo U16 op"]
[Site "Hengelo"]
[Date "1998.??.??"]
[Round "?"]
[White "De Glopper, Jaap BH"]
[Black "Lieven, Menno"]
[Result "0-1"]
[ECO "A52"]
[PlyCount "54"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. Nf3 Bc5 5. e3 Nc6 6. Nc3 Ngxe5 7. Nxe5 Nxe5 8. b3 0-0 9. Bb2 c6 10. Na4 Bb4+ 11. Nc3 d6 12. Qc2 f5 13. 0-0-0 Qe7 14. f4 Ng4 15. Re1 Nxe3 16. Qd3 Re8 17. a3 Bxc3 18. Qxc3 Bd7 19. Kb1 Nd5 20. Qd4 Qxe1+ 21. Ka2 Nf6 22. Qxd6 Qe7 23. Qd4 c5 24. Qc3 Qe1 25. h4 Qxc3 26. Bxc3 Ne4 27. Bb2 Ng3 0-1

[Event "Hengelo U16 op"]
[Site "Hengelo"]
[Date "1998.??.??"]
[Round "?"]
[White "Hommes, Wouter"]
[Black "Lieven, Menno"]
[Result "1-0"]
[ECO "C45"]
[PlyCount "81"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[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. Nxd4 Bc5 5. Be3 Qf6 6. c3 Nge7 7. g3 0-0 8. Bg2 d6 9. Nxc6 Nxc6 10. Bxc5 dxc5 11. 0-0 Be6 12. Qe2 Ne5 13. Nd2 Rad8 14. f4 Bg4 15. Nf3 Nxf3+ 16. Bxf3 Bxf3 17. Rxf3 Qc6 18. Rd3 Rxd3 19. Qxd3 Re8 20. Rd1 c4 21. Qd4 h6 22. e5 Qb6 23. Qxb6 axb6 24. Rd4 b5 25. Kf2 Kf8 26. Ke3 Ke7 27. a4 Ra8 28. axb5 Ra5 29. Rxc4 Rxb5 30. Rxc7+ Ke6 31. b4 g6 32. Rc4 f6 33. exf6 Kxf6 34. g4 h5 35. h3 g5 36. gxh5 gxf4+ 37. Rxf4+ Kg5 38. Rc4 b6 39. Rd4 Kxh5 40. Ke4 Kg6 41. Rd5 1-0

[Event "Hengelo U16 op"]
[Site "Hengelo"]
[Date "1998.??.??"]
[Round "?"]
[White "Lieven, Menno"]
[Black "Huistra, Heikel"]
[Result "1-0"]
[ECO "B33"]
[PlyCount "35"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Nb3 Bb4 7. Bd3 Bxc3+ 8. bxc3 d5 9. exd5 Qxd5 10. 0-0 0-0 11. c4 Qd6 12. Bxh7+ Nxh7 13. Qxd6 Rd8 14. Qc5 Be6 15. Bb2 f6 16. Rad1 Nf8 17. Rxd8 Rxd8 18. Qb5 1-0

[Event "Hengelo U16 op"]
[Site "Hengelo"]
[Date "1998.??.??"]
[Round "?"]
[White "Lieven, Menno"]
[Black "Koffeman, Timotheus"]
[Result "1/2-1/2"]
[ECO "B02"]
[PlyCount "143"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 Nf6 2. e5 Nd5 3. c4 Nb6 4. Nc3 d6 5. exd6 exd6 6. Nf3 Bg4 7. d3 Nc6 8. Be2 Be7 9. 0-0 0-0 10. Be3 Bf6 11. Qd2 Re8 12. Rfe1 Bf5 13. a3 Ne5 14. Nd4 Bd7 15. Ne4 Bh4 16. Rac1 Nexc4 17. dxc4 Rxe4 18. Bf3 Re7 19. Bxb7 Rb8 20. Bc6 Qe8 21. Bxd7 Qxd7 22. b3 Rbe8 23. Nf3 Bf6 24. Rcd1 Qc6 25. Bxb6 Qxb6 26. Rxe7 Rxe7 27. Qb4 Qxb4 28. axb4 Bc3 29. b5 h6 30. Kf1 Ba5 31. Nd4 Bb6 32. Nc6 Re8 33. Ra1 Ra8 34. Ke2 f6 35. Kf3 Kf7 36. Re1 a5 37. Ra1 Ke6 38. Re1+ Kf7 39. Ra1 g5 40. g4 Kg6 41. h3 f5 42. Ne7+ Kf6 43. Nxf5 h5 44. Ng3 hxg4+ 45. hxg4 Rf8 46. Nf5 Rh8 47. Kg2 Re8 48. Ng3 Re5 49. Nh5+ Kg6 50. Ng3 d5 51. Rc1 dxc4 52. bxc4 Bc5 53. Rd1 Bb6 54. Rd5 Rxd5 55. cxd5 a4 56. Ne4 Bd4 57. Nd2 a3 58. Nb3 a2 59. Kf3 a1Q 60. Nxa1 Bxa1 61. Ke4 Kf6 62. f4 gxf4 63. Kxf4 Be5+ 64. Ke4 Bd6 65. Kd4 Kg5 66. Kc4 Kxg4 67. b6 cxb6 68. Kb5 Bc7 69. Kc6 Bd8 70. Kd7 Kf5 71. Kxd8 Ke5 72. Kc7 1/2-1/2

[Event "Hengelo U16 op"]
[Site "Hengelo"]
[Date "1998.??.??"]
[Round "?"]
[White "Lieven, Menno"]
[Black "Solleveld, Floris"]
[Result "0-1"]
[ECO "B08"]
[PlyCount "86"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. Be2 0-0 6. 0-0 c6 7. Re1 b5 8. a3 Nbd7 9. Be3 Bb7 10. h3 a6 11. Nd2 e5 12. dxe5 dxe5 13. h4 Qc7 14. h5 c5 15. Bf3 Rfd8 16. g3 Nb6 17. Qe2 Rac8 18. Bg5 h6 19. Bxf6 Bxf6 20. Bg4 Rb8 21. hxg6 fxg6 22. Be6+ Kh7 23. Nf3 Qe7 24. Bg4 Rd6 25. Rad1 Rbd8 26. Rxd6 Rxd6 27. Nd1 Nc4 28. a4 Qd8 29. axb5 axb5 30. b3 Na3 31. Nc3 Ba6 32. Nd5 b4 33. Qd2 Bg7 34. Rd1 Kh8 35. Nh4 Nb5 36. f4 exf4 37. Qxf4 g5 38. Qf7 gxh4 39. Bf5 Nd4 40. Rf1 Bxf1 41. Kxf1 Qf8 42. Qh5 Nxf5 43. Ke1 Nxg3 0-1

[Event "Hengelo U16 op"]
[Site "Hengelo"]
[Date "1998.??.??"]
[Round "?"]
[White "Lieven, Menno"]
[Black "Van der Aalst, Paul"]
[Result "1-0"]
[ECO "B00"]
[PlyCount "133"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 b6 2. Nc3 Bb7 3. d4 e6 4. f4 Bb4 5. Bd3 Nf6 6. Qe2 d5 7. e5 Nfd7 8. Nf3 c5 9. Bb5 cxd4 10. Nxd4 Bxc3+ 11. bxc3 a6 12. Bd3 Nc5 13. 0-0 Nbd7 14. Rf3 Qc7 15. Rh3 Nxd3 16. Qxd3 Nc5 17. Qg3 g6 18. Ba3 Rc8 19. Ne2 h5 20. Rb1 b5 21. Bxc5 Qxc5+ 22. Qe3 Qc6 23. Nd4 Qc4 24. Rb3 Qc5 25. g4 Kd7 26. gxh5 gxh5 27. Qe2 Rcg8+ 28. Kh1 Qc4 29. Qf3 Rg6 30. Rg3 Rxg3 31. hxg3 Rg8 32. Rb4 Kc8 33. Rxc4+ dxc4 34. Nc6 Kc7 35. Qxh5 Bxc6+ 36. Kh2 Be8 37. Qh7 Rg6 38. Kg2 Kd8 39. Kf2 a5 40. Qh1 a4 41. Qa8+ Ke7 42. Qa7+ Bd7 43. Qc5+ Ke8 44. Kf3 Rh6 45. Qf2 Rh1 46. Kg4 Rh6 47. Kg5 Rg6+ 48. Kh5 Ke7 49. Qc5+ Ke8 50. Qf2 Ke7 51. g4 Ke8 52. f5 exf5 53. gxf5 Rc6 54. f6 Kd8 55. Kg5 Be8 56. Qa7 Kc8 57. Qa8+ Kd7 58. Qb7+ Rc7 59. Qxb5+ Kd8 60. Qb8+ Kd7 61. Qb5+ Kd8 62. Qd5+ Kc8 63. Qa8+ Kd7 64. Qxa4+ Kd8 65. Qa8+ Kd7 66. Qd5+ Kc8 67. Kf4 1-0

[Event "Hengelo U16 op"]
[Site "Hengelo"]
[Date "1998.??.??"]
[Round "?"]
[White "Van Rosmalen, Joost"]
[Black "Lieven, Menno"]
[Result "1/2-1/2"]
[ECO "C50"]
[PlyCount "76"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[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 Bc5 4. Bc4 Nge7 5. d3 0-0 6. Be3 Bb4 7. Qd2 d6 8. a3 Bxc3 9. Qxc3 d5 10. exd5 Nxd5 11. Bxd5 Qxd5 12. h3 f6 13. Qc5 Be6 14. Qxd5 Bxd5 15. Ke2 e4 16. dxe4 Bxe4 17. c3 Rfe8 18. Rhg1 Rad8 19. Rad1 a6 20. Rxd8 Bxf3+ 21. Kxf3 Ne5+ 22. Ke2 Rxd8 23. b3 Kf7 24. Bf4 Re8 25. Bxe5 fxe5 26. Rd1 Ke6 27. Ke3 Rf8 28. f3 g6 29. c4 b6 30. Ke4 Rf4+ 31. Ke3 Rf8 32. g3 a5 33. Ke4 c6 34. a4 g5 35. Ke3 Ke7 36. Rd2 Ke6 37. Ke4 h6 38. g4 Rf4+ 1/2-1/2

[Event "Hengelo U16 op"]
[Site "Hengelo"]
[Date "1998.??.??"]
[Round "?"]
[White "Vermeulen, Emilie"]
[Black "Lieven, Menno"]
[Result "1/2-1/2"]
[ECO "C01"]
[PlyCount "36"]
[EventDate "1998.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 e5 3. e3 exd4 4. exd4 d5 5. Nf3 Bg4 6. Nbd2 Nc6 7. h3 Bxf3 8. Nxf3 dxc4 9. Bxc4 Bb4+ 10. Kf1 0-0 11. g3 Qd7 12. Kg2 Rad8 13. Qb3 Be7 14. Ne5 Nxe5 15. dxe5 Qc6+ 16. Kh2 Qc5 17. Be3 Qxe5 18. Rhe1 Qh5 1/2-1/2

[Event "Hengelo U16 op"]
[Site "Hengelo"]
[Date "1997.??.??"]
[Round "4"]
[White "Hiemstra, Sebastian"]
[Black "Lieven, Menno"]
[Result "0-1"]
[ECO "C20"]
[PlyCount "70"]
[EventDate "1997.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. b3 Bc5 3. Bb2 d6 4. Nf3 Nf6 5. d3 c6 6. Be2 Qb6 7. 0-0 Ng4 8. d4 exd4 9. Nxd4 Nf6 10. a3 d5 11. exd5 Nxd5 12. Re1 0-0 13. Bd3 Nd7 14. b4 Nxb4 15. axb4 Bxd4 16. Bxd4 Qxb4 17. Nc3 g6 18. Ra4 Qd6 19. Ne4 Qc7 20. Bxa7 b6 21. Qa1 Bb7 22. c4 c5 23. Nc3 Rfe8 24. Rxe8+ Rxe8 25. Nd5 Qd6 26. Ra2 Bxd5 27. cxd5 Qxd5 28. Re2 Ra8 29. Rd2 Ne5 30. Qc3 Rxa7 31. Bc4 Qe4 32. h3 Rd7 33. Re2 Rd1+ 34. Kh2 Qf4+ 35. g3 Nf3+ 0-1

[Event "Hengelo U16 op"]
[Site "Hengelo"]
[Date "1997.??.??"]
[Round "5"]
[White "Lieven, Menno"]
[Black "Hoek, Martijn"]
[Result "1/2-1/2"]
[ECO "B72"]
[PlyCount "120"]
[EventDate "1997.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 g6 6. Be2 Bg7 7. Be3 Nf6 8. Qd2 Ng4 9. Bxg4 Bxg4 10. f3 Bd7 11. 0-0 a6 12. Nde2 b5 13. Rab1 Na5 14. b3 Bc6 15. Nd5 Bxd5 16. Qxd5 0-0 17. c3 e6 18. Qd2 Nb7 19. Rfd1 Qe7 20. Bg5 Qc7 21. Rbc1 Rfe8 22. h4 Qc5+ 23. Qe3 Qxe3+ 24. Bxe3 f5 25. Rd2 Rad8 26. Rcd1 e5 27. g3 fxe4 28. fxe4 Rf8 29. Kg2 Rf7 30. Rf1 Rdf8 31. Rxf7 Rxf7 32. Ng1 Rc7 33. Rd3 Bf8 34. Nf3 Nc5 35. Bxc5 Rxc5 36. Kf2 d5 37. Rxd5 Rxc3 38. Rxe5 Rc2+ 39. Ke3 Rxa2 40. Rd5 Ra3 41. Nd4 Bb4 42. e5 Bc3 43. e6 Bxd4+ 44. Kxd4 Kf8 45. Kc3 Ra1 46. Rd7 h5 47. Rf7+ Ke8 48. Rg7 Re1 49. Rxg6 Ke7 50. Kb4 Rxe6 51. Rxe6+ Kxe6 52. Ka5 Kf5 53. Kxa6 b4 54. Kb5 Kg4 55. Kxb4 Kxg3 56. Kc5 Kxh4 57. b4 Kg4 58. b5 h4 59. b6 h3 60. b7 h2 1/2-1/2

[Event "Hengelo U16 op"]
[Site "Hengelo"]
[Date "1997.??.??"]
[Round "1"]
[White "Lieven, Menno"]
[Black "Lahaye, Jordy"]
[Result "0-1"]
[ECO "B92"]
[PlyCount "94"]
[EventDate "1997.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. Nc3 a6 4. a4 Nf6 5. d4 cxd4 6. Nxd4 e5 7. Nb3 Be6 8. Be3 Qc7 9. Nd2 Nbd7 10. Be2 Be7 11. 0-0 0-0 12. f4 exf4 13. Rxf4 Ne5 14. Qf1 Rfd8 15. Rd1 Rac8 16. Kh1 Nfg4 17. Bd4 Bg5 18. Bxg4 Bxg4 19. Rxg4 Nxg4 20. Qf5 Bxd2 21. Rxd2 Qd7 22. Qg5 f6 23. Qd5+ Qf7 24. Qxf7+ Kxf7 25. Bb6 Rd7 26. h3 Ne5 27. Bd4 Nc4 28. Re2 Nxb2 29. a5 Nc4 30. Nd5 Re8 31. g4 Nxa5 32. Kg2 Nc6 33. Bb2 b5 34. Kf3 Ne7 35. Nf4 Rc8 36. Rd2 a5 37. Ke3 Rc4 38. Ne2 Nc6 39. Ba3 b4 40. Bb2 a4 41. Kd3 d5 42. exd5 Rxd5+ 43. Kxc4 Rxd2 44. Nd4 Nxd4 45. Bxd4 Rxd4+ 46. Kxd4 a3 47. c4 a2 0-1

[Event "Hengelo U16 op"]
[Site "Hengelo"]
[Date "1997.??.??"]
[Round "8"]
[White "Lieven, Menno"]
[Black "Smit, Maarten"]
[Result "1-0"]
[ECO "C55"]
[PlyCount "71"]
[EventDate "1997.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Be7 4. c3 Nf6 5. 0-0 d6 6. d3 Bg4 7. Be3 Qd7 8. Nbd2 0-0 9. Re1 Rfe8 10. Qc2 a6 11. d4 Rad8 12. Rad1 Na5 13. Be2 exd4 14. cxd4 Nc6 15. Qb3 Rb8 16. Bc4 Nd8 17. Bxa6 b5 18. a4 c6 19. axb5 cxb5 20. e5 Be6 21. Qc2 Nd5 22. Ra1 Nb4 23. Qc3 d5 24. Nb3 Ndc6 25. Rec1 Rb6 26. Nc5 Bxc5 27. Qxc5 Reb8 28. Bxb5 Rxb5 29. Qc3 Rc8 30. Qd2 Qb7 31. Qe2 Na5 32. Rxc8+ Bxc8 33. Bd2 Nc4 34. Bc3 Bf5 35. Nd2 Nxd2 36. Qxb5 1-0

[Event "Hengelo U16 op"]
[Site "Hengelo"]
[Date "1997.??.??"]
[Round "7"]
[White "Lieven, Menno"]
[Black "Van Duijvenbode, Albert Ja"]
[Result "1-0"]
[ECO "B01"]
[PlyCount "71"]
[EventDate "1997.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. Bc4 Nf6 5. d4 Bf5 6. Bd2 c6 7. Nge2 e6 8. Ng3 Bg6 9. 0-0 Qc7 10. Nce2 Bd6 11. Qc1 Nbd7 12. c3 Nb6 13. Bb3 Nbd5 14. Bc2 0-0-0 15. c4 Nb4 16. Bxg6 hxg6 17. c5 Bxg3 18. fxg3 Nbd5 19. Nc3 Rh7 20. Nxd5 Nxd5 21. Bf4 Qe7 22. Bd6 Qd7 23. Rf3 Rdh8 24. h3 Nf6 25. Qf4 Rh5 26. g4 g5 27. Qg3 Rh4 28. Re1 Nd5 29. Qe5 Qd8 30. Rxf7 R4h6 31. Rxg7 Qa5 32. Rf1 Qd2 33. Qxg5 Qxd4+ 34. Kh2 Qxb2 35. Rg8+ Rxg8 36. Qxg8+ 1-0

[Event "Hengelo U16 op"]
[Site "Hengelo"]
[Date "1997.??.??"]
[Round "6"]
[White "Maerevoet, Tim"]
[Black "Lieven, Menno"]
[Result "1-0"]
[ECO "A28"]
[PlyCount "63"]
[EventDate "1997.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. Nf3 Nc6 2. c4 e5 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Nxd4 6. Qxd4 d6 7. g3 c6 8. Bg2 h6 9. Bf4 Bf5 10. Rd1 Be7 11. Bxd6 0-0 12. Qc5 Bxd6 13. Qxf5 Qe7 14. 0-0 Rfe8 15. e3 Qe5 16. Qxe5 Bxe5 17. Rd2 Bxc3 18. bxc3 Kf8 19. Rb1 Ne4 20. Bxe4 Rxe4 21. Rxb7 Rxc4 22. Rdd7 Rg4 23. Rxf7+ Kg8 24. Rfc7 Rg6 25. Rxa7 Rxa7 26. Rxa7 Kf8 27. a4 Rg5 28. a5 Rb5 29. a6 Ra5 30. Ra8+ Ke7 31. a7 g6 32. Rg8 1-0

[Event "Hengelo U16 op"]
[Site "Hengelo"]
[Date "1997.??.??"]
[Round "2"]
[White "Van Rosmalen, Joost"]
[Black "Lieven, Menno"]
[Result "1/2-1/2"]
[ECO "C55"]
[PlyCount "84"]
[EventDate "1997.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bc4 d6 5. d3 Bg4 6. Be3 h6 7. h3 Be6 8. Bb3 Qd7 9. 0-0 g5 10. Bxe6 Qxe6 11. Nh2 Rg8 12. Ng4 Nh7 13. Nd5 0-0-0 14. Qf3 Rg6 15. Qf5 Rd7 16. f3 h5 17. Nh2 Ne7 18. Qxe6 fxe6 19. Nxe7+ Bxe7 20. g4 h4 21. a4 b6 22. Rf2 d5 23. Kg2 Rf6 24. b3 c5 25. Rd1 Rf7 26. Rfd2 d4 27. Bg1 Nf8 28. Nf1 Ng6 29. Bh2 Rd8 30. Rf2 Rdf8 31. Nd2 Kb7 32. Nc4 Nf4+ 33. Bxf4 exf4 34. Ne5 Rg7 35. Ra1 Bd6 36. Nc4 Bc7 37. Rff1 a5 38. Rac1 Rd8 39. Rfe1 e5 40. Kf1 Rgd7 41. Ke2 Kc6 42. Red1 Bb8 1/2-1/2

[Event "Hengelo U16 op"]
[Site "Hengelo"]
[Date "1997.??.??"]
[Round "9"]
[White "Van Run, Jan"]
[Black "Lieven, Menno"]
[Result "1-0"]
[ECO "A01"]
[PlyCount "53"]
[EventDate "1997.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2001"]
[Source "ChessBase"]
[SourceDate "2000.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2000.11.22"]
[SourceQuality "1"]

1. b3 e5 2. Bb2 Nc6 3. Nf3 d6 4. e3 Be6 5. c4 f5 6. d4 e4 7. d5 exf3 8. dxc6 fxg2 9. Bxg2 b6 10. Nc3 Nf6 11. Nd5 Be7 12. Qc2 g6 13. 0-0-0 Rf8 14. Rde1 Ng8 15. Nf4 Bc8 16. Nd5 Bf6 17. e4 Bxb2+ 18. Kxb2 Kf7 19. exf5 Bxf5 20. Be4 Ne7 21. Nxe7 Bxe4 22. Qxe4 Re8 23. Qf4+ Kg7 24. Nd5 Rf8 25. Qd4+ Kh6 26. Re7 Rf5 27. Qg7+ 1-0

