[Event "Leiden SB-ch"]
[Site "Leiden"]
[Date "2007.06.26"]
[Round "7"]
[White "Sonneveldt, Peter"]
[Black "De Waard, Ad"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "1657"]
[BlackElo "1411"]
[PlyCount "37"]
[EventDate "2007.05.15"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f3 Bg7 5. Be3 0-0 6. Qd2 e5 7. 0-0-0 exd4 8. Bxd4 Nc6 9. Be3 Be6 10. Nge2 a6 11. Nf4 b5 12. Ncd5 Bxd5 13. Nxd5 Nxd5 14. exd5 Ne5 15. Bh6 Nc4 16. Bxc4 Bxh6 17. Qxh6 bxc4 18. Rd4 c3 19. Rh4 1-0

[Event "Leiden SB-ch"]
[Site "Leiden"]
[Date "2007.06.19"]
[Round "6"]
[White "De Waard, Ad"]
[Black "Van Os, Albert"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "1411"]
[BlackElo "1880"]
[PlyCount "68"]
[EventDate "2007.05.15"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 e6 5. Nf3 Nc6 6. Bd3 Nf6 7. 0-0 Bd7 8. Bc2 0-0-0 9. Bb3 c4 10. Bc2 h6 11. b3 b5 12. a4 a6 13. axb5 axb5 14. bxc4 bxc4 15. Qe2 Bd6 16. Na3 Na5 17. Re1 Bc6 18. Nxc4 Nxc4 19. Bb3 Bxh2+ 20. Kh1 Bc7 21. Bxc4 Qh5+ 22. Kg1 Ng4 23. Bxe6+ fxe6 24. Qxe6+ Kb7 25. Rb1+ Bb5 26. c4 Rhe8 27. Rxb5+ Qxb5 28. cxb5 Rxe6 29. Rxe6 Rd7 30. Be3 Nf6 31. Ne5 Rd5 32. Nc6 Rxb5 33. Ne5 Ng4 34. Rg6 Rb1+ 0-1

[Event "Leiden SB-ch"]
[Site "Leiden"]
[Date "2007.06.12"]
[Round "5"]
[White "Gorter, Peter"]
[Black "De Waard, Ad"]
[Result "0-1"]
[ECO "B08"]
[WhiteElo "1428"]
[BlackElo "1411"]
[PlyCount "53"]
[EventDate "2007.05.15"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. h3 c5 6. dxc5 Qa5 7. Bb5+ Bd7 8. Bxd7+ Nbxd7 9. cxd6 Nxe4 10. 0-0 Nxc3 11. Qe1 e6 12. Bd2 Rc8 13. Qe3 0-0 14. Rab1 Nb6 15. bxc3 Bxc3 16. Rxb6 Bxd2 17. Nxd2 axb6 18. Ne4 f5 19. Ng5 Qd5 20. Nxe6 Rce8 21. Nc7 Rxe3 22. Nxd5 Re2 23. Nxb6 Rd2 24. d7 Rd6 25. Rb1 Kf7 26. Nc4 Rd5 27. Nb6 0-1

[Event "Leiden SB-ch"]
[Site "Leiden"]
[Date "2007.06.05"]
[Round "4"]
[White "Van Dorp, Teun"]
[Black "De Waard, Ad"]
[Result "1-0"]
[ECO "B09"]
[WhiteElo "1723"]
[BlackElo "1411"]
[PlyCount "75"]
[EventDate "2007.05.15"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. e4 d6 2. f4 Nf6 3. Nc3 g6 4. d4 Bg7 5. Be2 c5 6. Be3 cxd4 7. Bxd4 Nc6 8. Be3 0-0 9. h4 h5 10. Nh3 Ng4 11. Bg1 e5 12. Qd2 Qxh4+ 13. Kf1 Qg3 14. Bxg4 Qxg4 15. Ne2 exf4 16. Nf2 Qe6 17. Nxf4 Qc4+ 18. Qd3 Be6 19. Nxe6 Qxe6 20. c3 Rad8 21. Nh3 Ne5 22. Qd5 Qf6+ 23. Nf2 Ng4 24. Rh3 Bh6 25. Re1 Rfe8 26. Rf3 Qe6 27. Nxg4 hxg4 28. Rd3 Qe5 29. Qxb7 Rb8 30. Qd7 Qf4+ 31. Bf2 Rxe4 32. Rxe4 Qxe4 33. Qxd6 Rxb2 34. Kg1 Rb1+ 35. Rd1 Rb2 36. Qh2 Be3 37. Rd8+ Kg7 38. Qh8# 1-0

[Event "Leiden SB-ch"]
[Site "Leiden"]
[Date "2007.05.29"]
[Round "3"]
[White "De Waard, Ad"]
[Black "Cortenraad, Pierre"]
[Result "1-0"]
[ECO "C56"]
[WhiteElo "1411"]
[PlyCount "73"]
[EventDate "2007.05.15"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d4 Nxe4 5. dxe5 d6 6. Qd5 Be6 7. Qxe4 d5 8. Bxd5 Bxd5 9. Qe2 Be7 10. 0-0 Bxf3 11. gxf3 Bh4 12. Rd1 Qe7 13. f4 Rd8 14. Rxd8+ Qxd8 15. Be3 Nd4 16. Bxd4 Qxd4 17. Nc3 0-0 18. Qf3 c6 19. Rd1 Qb4 20. f5 Kh8 21. Qh5 Qf4 22. Rf1 g6 23. Qe2 Qxf5 24. f4 Re8 25. Ne4 f6 26. Nd6 Qd7 27. Nxe8 Qxe8 28. e6 f5 29. Rd1 Qf8 30. Qe5+ Bf6 31. Qd6 Be7 32. Qc7 Qf6 33. Rd7 Qxb2 34. Qc8+ Kg7 35. Rxe7+ Kh6 36. Qf8+ Kh5 37. Rxh7+ 1-0

[Event "Leiden SB-ch"]
[Site "Leiden"]
[Date "2007.05.22"]
[Round "2"]
[White "De Waard, Ad"]
[Black "Schenkelaars, Vincent"]
[Result "0-1"]
[ECO "B09"]
[WhiteElo "1411"]
[BlackElo "1763"]
[PlyCount "44"]
[EventDate "2007.05.15"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 c5 6. dxc5 Qa5 7. Bd2 Qxc5 8. Bd3 0-0 9. Qe2 Qc7 10. 0-0 Nc6 11. Rab1 a6 12. a4 Bg4 13. h3 Nd4 14. Qd1 Nxf3+ 15. gxf3 Bxh3 16. Rf2 Bd7 17. Rh2 e6 18. f5 exf5 19. exf5 Bxf5 20. Bxf5 Qc5+ 21. Kg2 Qxf5 22. Bh6 Bxh6 0-1

[Event "Leiden SB-ch"]
[Site "Leiden"]
[Date "2007.05.15"]
[Round "1"]
[White "Leeuwenburgh, Evert"]
[Black "De Waard, Ad"]
[Result "1-0"]
[ECO "A43"]
[WhiteElo "1924"]
[BlackElo "1411"]
[PlyCount "45"]
[EventDate "2007.05.15"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 c5 6. d5 a6 7. a4 0-0 8. Be2 Nfd7 9. 0-0 e5 10. dxe6 Nf6 11. exf7+ Kh8 12. e5 dxe5 13. Qxd8 Rxd8 14. fxe5 Ng4 15. h3 Nh6 16. Bc4 Rd7 17. e6 Re7 18. Ne5 Nc6 19. Nxc6 Bxe6 20. Nxe7 Bxc4 21. f8Q+ Bxf8 22. Rxf8+ Rxf8 23. Bxh6 1-0

[Event "Leiden SB-ch"]
[Site "Leiden"]
[Date "2006.06.27"]
[Round "7"]
[White "De Waard, Ad"]
[Black "Bingen, Stanley"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "1391"]
[BlackElo "1232"]
[PlyCount "69"]
[EventDate "2006.05.16"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 Bd7 4. f4 e6 5. Nf3 Be7 6. e5 dxe5 7. dxe5 Ng4 8. Nd4 Nh6 9. Bb5 c6 10. Bd3 b5 11. a3 a6 12. b4 Bc8 13. Be4 Bb7 14. Be3 Qc7 15. g4 Nd7 16. Qf3 0-0-0 17. Bxc6 Bxc6 18. Nxc6 Rde8 19. Nxe7+ Rxe7 20. Ne4 Kd8 21. Bc5 Nxc5 22. Nxc5 Qc8 23. Rd1+ Ke8 24. Rd6 f6 25. Rxa6 Kf7 26. exf6 gxf6 27. h4 Rc7 28. g5 Nf5 29. Qh5+ Kg8 30. gxf6 Ng3 31. Qg4+ Kf8 32. Nxe6+ Kf7 33. Qg7+ Ke8 34. Nxc7+ Kd8 35. Rd6+ 1-0

[Event "Leiden SB-ch"]
[Site "Leiden"]
[Date "2006.06.20"]
[Round "6"]
[White "De Waard, Ad"]
[Black "Haasnoot, Jan"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "1391"]
[BlackElo "1624"]
[PlyCount "48"]
[EventDate "2006.05.16"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. d4 Qa5+ 4. Nc3 c6 5. Nf3 Bg4 6. Be2 e6 7. 0-0 Bd6 8. Bd2 Qc7 9. Ne4 Bf4 10. Bxf4 Qxf4 11. Ne5 Qxe4 12. Nxg4 Nd7 13. c4 Ngf6 14. f3 Qf4 15. b4 Nxg4 16. fxg4 Qe3+ 17. Kh1 Nf6 18. Bf3 Rd8 19. Re1 Qxd4 20. Qb3 Nxg4 21. Bxg4 Qxg4 22. b5 0-0 23. a4 Rd2 24. Ra2 Qxg2# 0-1

[Event "Leiden SB-ch"]
[Site "Leiden"]
[Date "2006.06.13"]
[Round "5"]
[White "Plug, Arjan JH"]
[Black "De Waard, Ad"]
[Result "1-0"]
[ECO "C25"]
[WhiteElo "1801"]
[BlackElo "1391"]
[PlyCount "69"]
[EventDate "2006.05.16"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. e4 d6 2. Nc3 e5 3. Bc4 Nc6 4. a3 Nf6 5. d3 Be7 6. Nge2 0-0 7. 0-0 Ne8 8. f4 Bg4 9. Qe1 Bh4 10. g3 Bf6 11. Be3 Bh3 12. Rf2 exf4 13. Nxf4 Bg4 14. h3 Bd7 15. Kh2 Be5 16. Rd1 Nf6 17. b4 Qc8 18. Ncd5 Nxd5 19. Nxd5 Bxh3 20. b5 Qg4 21. Nf4 Nd4 22. c3 Nf3+ 23. Rxf3 Qxf3 24. Kxh3 g5 25. Qe2 g4+ 26. Kh4 Bf6+ 27. Kh5 Qxg3 28. Qxg4+ Qxg4+ 29. Kxg4 Bxc3 30. Nd5 Ba5 31. Rh1 Kg7 32. Bh6+ Kg6 33. Bxf8 Rxf8 34. Kf3 f5 35. Ne7+ 1-0

[Event "Leiden SB-ch"]
[Site "Leiden"]
[Date "2006.06.06"]
[Round "4"]
[White "Hoogenboom, Paul"]
[Black "De Waard, Ad"]
[Result "1-0"]
[ECO "B08"]
[WhiteElo "1629"]
[BlackElo "1391"]
[PlyCount "61"]
[EventDate "2006.05.16"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. Be2 c5 6. dxc5 Qa5 7. 0-0 Qxc5 8. Be3 Qa5 9. Bb5+ Bd7 10. Bxd7+ Nbxd7 11. Bd4 0-0 12. Qe2 a6 13. e5 Nd5 14. Rfe1 Nf4 15. Qe4 Ne6 16. exd6 Nxd4 17. Nxd4 e5 18. Nb3 Qb6 19. Rad1 Rad8 20. Na4 Qa7 21. c4 Nf6 22. Qxe5 Ng4 23. Qf4 f5 24. c5 Rfe8 25. Qc4+ Kh8 26. Rxe8+ Rxe8 27. d7 Rd8 28. Qf7 Qb8 29. Rd6 Be5 30. Re6 Bxh2+ 31. Kf1 1-0

[Event "Leiden SB-ch"]
[Site "Leiden"]
[Date "2006.05.23"]
[Round "2"]
[White "De Waard, Ad"]
[Black "Landsheer, Jos"]
[Result "0-1"]
[ECO "C56"]
[WhiteElo "1391"]
[BlackElo "1691"]
[PlyCount "76"]
[EventDate "2006.05.16"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d4 exd4 5. 0-0 d5 6. exd5 Nxd5 7. Nxd4 Nxd4 8. Qxd4 Be6 9. Re1 c6 10. Bh6 Qf6 11. Qxf6 gxf6 12. Bxd5 cxd5 13. Bxf8 Kxf8 14. Nc3 Rc8 15. Rad1 Rc5 16. Re3 Rg8 17. Ne4 Rxc2 18. Nxf6 Rg6 19. Rf3 Bg4 20. Nxg4 Rxg4 21. h3 Rg5 22. Rfd3 Rxb2 23. Rxd5 Rxd5 24. Rxd5 Rxa2 25. Rd8+ Ke7 26. Rh8 b5 27. Rxh7 b4 28. Rh8 a5 29. h4 b3 30. Rb8 a4 31. h5 Rc2 32. h6 Rc6 33. h7 Rh6 34. h8Q Rxh8 35. Rxh8 b2 36. Rb8 a3 37. Rb3 a2 38. Re3+ Kf8 0-1

[Event "Leiden SB-ch"]
[Site "Leiden"]
[Date "2006.05.16"]
[Round "1"]
[White "Groeneweg, Bart"]
[Black "De Waard, Ad"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "1929"]
[BlackElo "1391"]
[PlyCount "43"]
[EventDate "2006.05.16"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Bg5 Bg7 5. Qd2 c6 6. Bd3 Nbd7 7. f4 b5 8. Nf3 Bb7 9. e5 dxe5 10. fxe5 Nd5 11. Nxd5 cxd5 12. Bxb5 0-0 13. h4 f6 14. Bxd7 Qxd7 15. Bh6 Rac8 16. Bxg7 Kxg7 17. h5 Qf5 18. c3 Qe4+ 19. Kf2 Rh8 20. exf6+ exf6 21. Rae1 Qg4 22. Re7+ 1-0

[Event "Leiden SB-chB"]
[Site "Leiden"]
[Date "2004.07.07"]
[Round "7"]
[White "De Waard, Ad"]
[Black "De Vreede, Henk"]
[Result "0-1"]
[ECO "C41"]
[WhiteElo "1387"]
[BlackElo "1485"]
[PlyCount "26"]
[EventDate "2004.05.19"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bc4 b5 7. Bd3 Bb7 8. a3 c5 9. Nf3 c4 10. Be2 Nxe4 11. Nd5 Nd7 12. 0-0 Nef6 13. Bg5 Bxd5 0-1

[Event "Leiden SB-chB"]
[Site "Leiden"]
[Date "2004.06.09"]
[Round "4"]
[White "De Waard, Ad"]
[Black "Planjer, Frank"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "1387"]
[BlackElo "1494"]
[PlyCount "78"]
[EventDate "2004.05.19"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. d4 cxd4 5. Nf3 Nc6 6. Bc4 Nc7 7. cxd4 e6 8. Nc3 a6 9. 0-0 Be7 10. Qe2 d5 11. Bd3 0-0 12. Bc2 Bd7 13. Be3 Nb4 14. Rac1 Nb5 15. Rfd1 Nxc3 16. bxc3 Nxa2 17. Bxh7+ Kxh7 18. Qxa2 g6 19. c4 dxc4 20. Rxc4 b5 21. Rc2 a5 22. Ne1 b4 23. d5 Qb8 24. d6 Bd8 25. Qc4 a4 26. Rb1 b3 27. Rc3 Kg8 28. Bc1 Ra5 29. Nd3 Rd5 30. f4 Bb6+ 31. Kh1 Rd4 32. Qa6 Rd5 33. Ba3 Bb5 34. Nc5 Bxa6 35. Nd7 Qd8 36. Nf6+ Kg7 37. d7 Rh8 38. Rbc1 Rxd7 39. Rc8 Rd1+ 0-1

[Event "Leiden SB-chB"]
[Site "Leiden"]
[Date "2004.06.09"]
[Round "6"]
[White "Hoogenboom, Paul"]
[Black "De Waard, Ad"]
[Result "0-1"]
[ECO "B08"]
[BlackElo "1387"]
[PlyCount "44"]
[EventDate "2004.05.19"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. Be3 0-0 6. Qd2 c6 7. 0-0-0 b5 8. a3 Qa5 9. Kb1 Nbd7 10. Ng5 b4 11. Na2 c5 12. axb4 cxb4 13. Qxb4 Qc7 14. Qc4 Qb7 15. Nc3 Nb6 16. Qb3 h6 17. Nf3 Nxe4 18. Nxe4 Qxe4 19. Bd3 Qb7 20. Bxg6 Be6 21. Qd3 fxg6 22. Qxg6 Rf6 0-1

[Event "Leiden SB-chB"]
[Site "Leiden"]
[Date "2004.06.02"]
[Round "3"]
[White "Bingen, Stanley"]
[Black "De Waard, Ad"]
[Result "0-1"]
[ECO "B08"]
[WhiteElo "1219"]
[BlackElo "1387"]
[PlyCount "102"]
[EventDate "2004.05.19"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. Bd3 Bg4 6. Be3 Nc6 7. a3 e5 8. Bb5 0-0 9. Bxc6 bxc6 10. 0-0 exd4 11. Bxd4 c5 12. Be3 Re8 13. h3 Bxf3 14. Qxf3 Nd7 15. Rad1 Bxc3 16. bxc3 Ne5 17. Qg3 Qc8 18. Bh6 f5 19. f4 Nf7 20. Bg5 Nxg5 21. fxg5 Rxe4 22. Rf4 Rxf4 23. Qxf4 Qd7 24. h4 Re8 25. Kh2 Re4 26. Qf3 Rxh4+ 27. Kg1 Re4 28. Kf2 Qa4 29. Qd3 Rf4+ 30. Ke2 Qe4+ 31. Qxe4 Rxe4+ 32. Kd3 Ra4 33. Ra1 Kf7 34. Ke3 Ke6 35. Kd3 Kd5 36. c4+ Rxc4 37. Rb1 Ra4 38. Kc3 Rxa3+ 39. Kb2 Ra6 40. Rd1+ Kc6 41. Rh1 Ra4 42. Rxh7 Rg4 43. Rh2 Rxg5 44. Kc3 f4 45. Kd3 a5 46. Ke4 Rf5 47. Rh6 Rg5 48. Kxf4 Rxg2 49. c4 Rc2 50. Kg5 Rg2+ 51. Kf6 a4 0-1

[Event "Leiden SB-chB"]
[Site "Leiden"]
[Date "2004.05.26"]
[Round "2"]
[White "Van der Maat, Niek"]
[Black "De Waard, Ad"]
[Result "1-0"]
[ECO "D74"]
[WhiteElo "1811"]
[BlackElo "1387"]
[PlyCount "39"]
[EventDate "2004.05.19"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. Nf3 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. g3 Bg7 6. Bg2 Nc6 7. 0-0 Nxc3 8. bxc3 0-0 9. d4 e5 10. e3 e4 11. Nd2 f5 12. Qb3+ Kh8 13. Ba3 Rf6 14. c4 Na5 15. Qc2 Rc6 16. d5 Qxd5 17. Rad1 Qf7 18. Nxe4 Bf8 19. Ng5 Qf6 20. Bb2 1-0

[Event "Leiden SB-chB"]
[Site "Leiden"]
[Date "2004.05.19"]
[Round "1"]
[White "De Waard, Ad"]
[Black "Huizer, Olivier"]
[Result "1/2-1/2"]
[ECO "C51"]
[WhiteElo "1387"]
[BlackElo "1677"]
[PlyCount "41"]
[EventDate "2004.05.19"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. b4 Bxb4 5. c3 Be7 6. d4 d6 7. dxe5 Nxe5 8. Nxe5 dxe5 9. Qh5 g6 10. Qxe5 Nf6 11. Bh6 Be6 12. Bxe6 fxe6 13. Qxe6 Qd3 14. Nd2 Rd8 15. Rd1 Rd6 16. Qc8+ Kf7 17. Qxh8 Rd8 18. Qg7+ Ke6 19. f4 Qe3+ 20. Kf1 Qd3+ 21. Ke1 1/2-1/2

[Event "Leiden SB-ch"]
[Site "Leiden"]
[Date "2003.07.01"]
[Round "7"]
[White "Eisses, Job"]
[Black "De Waard, Ad"]
[Result "1-0"]
[ECO "B08"]
[WhiteElo "1444"]
[BlackElo "1400"]
[PlyCount "111"]
[EventDate "2003.05.20"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 095 Extra"]
[Source "ChessBase"]
[SourceDate "2003.09.04"]
[SourceVersion "1"]
[SourceVersionDate "2003.09.04"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. Be3 c6 6. Bc4 b5 7. Bd3 Bg4 8. h3 Bd7 9. e5 dxe5 10. dxe5 Nd5 11. Nxd5 cxd5 12. 0-0 e6 13. Bg5 Qc7 14. Bf6 0-0 15. Qe2 a6 16. Be7 Re8 17. Bd6 Qc8 18. Nd4 Nc6 19. Nxc6 Qxc6 20. b4 Bc8 21. a4 Bd7 22. a5 Bc8 23. Ra3 Bb7 24. Rb1 Bf8 25. Bxf8 Rxf8 26. f3 Qd7 27. Rc3 Rac8 28. Rbb3 Rxc3 29. Rxc3 Rc8 30. Rxc8+ Qxc8 31. Qe3 Qc3 32. Qb6 Bc8 33. f4 Qxb4 34. Qc7 Qf8 35. Kf2 Qe8 36. Ke3 Qd7 37. Qxd7 Bxd7 38. Kd4 Kf8 39. Kc5 Ke7 40. Kb6 Bc8 41. Kc7 Bd7 42. g4 h6 43. h4 Ke8 44. h5 gxh5 45. gxh5 Ke7 46. Bh7 b4 47. Bd3 d4 48. Bxa6 Ba4 49. Bd3 b3 50. cxb3 Bxb3 51. a6 Bd5 52. a7 Bf3 53. Ba6 Be4 54. Bb7 Bxb7 55. Kxb7 d3 56. a8Q 1-0

[Event "Leiden SB-ch"]
[Site "Leiden"]
[Date "2003.06.24"]
[Round "6"]
[White "De Waard, Ad"]
[Black "Van Dijk, Rens"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "1400"]
[BlackElo "1524"]
[PlyCount "68"]
[EventDate "2003.05.20"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 095 Extra"]
[Source "ChessBase"]
[SourceDate "2003.09.04"]
[SourceVersion "1"]
[SourceVersionDate "2003.09.04"]
[SourceQuality "1"]

1. e4 c5 2. c3 d6 3. d4 cxd4 4. cxd4 e6 5. Nf3 Nf6 6. Nc3 h6 7. Be2 a6 8. 0-0 Be7 9. Be3 b5 10. a3 Bb7 11. Bd3 0-0 12. h3 Nc6 13. Qd2 Rc8 14. Rfd1 Na5 15. Bc2 Nc4 16. Qc1 Qc7 17. Bf4 Nxb2 18. Qxb2 Qxc3 19. Qxc3 Rxc3 20. e5 dxe5 21. dxe5 Nd5 22. Be4 Ba8 23. Bd2 Rxa3 24. Rxa3 Bxa3 25. Ra1 b4 26. Nd4 Bb2 27. Nxe6 fxe6 28. Rxa6 Nc7 29. Ra7 Bxe5 30. Bxb4 Rb8 31. Bxa8 Nxa8 32. g3 Nc7 33. f4 Bd4+ 34. Kg2 Bxa7 0-1

[Event "Leiden SB-ch"]
[Site "Leiden"]
[Date "2003.06.17"]
[Round "5"]
[White "Telkamp, Harry"]
[Black "De Waard, Ad"]
[Result "1-0"]
[ECO "B08"]
[WhiteElo "1645"]
[BlackElo "1400"]
[PlyCount "69"]
[EventDate "2003.05.20"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 095 Extra"]
[Source "ChessBase"]
[SourceDate "2003.09.04"]
[SourceVersion "1"]
[SourceVersionDate "2003.09.04"]
[SourceQuality "1"]

1. e4 d6 2. Nf3 Nf6 3. Nc3 g6 4. d4 Bg7 5. Be3 0-0 6. Qd2 c6 7. 0-0-0 b5 8. e5 Nfd7 9. exd6 e6 10. g4 Bb7 11. Be2 Nf6 12. g5 b4 13. Na4 Nd5 14. Nc5 Bc8 15. Bf4 Nd7 16. Ne5 a5 17. Nxc6 Qb6 18. Ne7+ Kh8 19. Nxc8 Qd8 20. Ne7 Nxc5 21. dxc5 a4 22. Nxd5 exd5 23. Qxd5 Bxb2+ 24. Kxb2 a3+ 25. Kb1 b3 26. Be5+ Kg8 27. cxb3 Qxg5 28. f4 Qf5+ 29. Bd3 Qh3 30. f5 Rae8 31. fxg6 Rxe5 32. gxh7+ Kg7 33. Qxe5+ Kh6 34. h8Q+ Rxh8 35. Qxh8+ 1-0

[Event "Leiden SB-ch"]
[Site "Leiden"]
[Date "2003.06.10"]
[Round "4"]
[White "De Waard, Ad"]
[Black "Van Splunter, Niels"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "1400"]
[BlackElo "2005"]
[PlyCount "58"]
[EventDate "2003.05.20"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 095 Extra"]
[Source "ChessBase"]
[SourceDate "2003.09.04"]
[SourceVersion "1"]
[SourceVersionDate "2003.09.04"]
[SourceQuality "1"]

1. e4 d5 2. exd5 Qxd5 3. Nf3 Bg4 4. Be2 Nf6 5. c4 Qa5 6. 0-0 Nc6 7. Qb3 0-0-0 8. Nc3 e6 9. Rd1 Qf5 10. d4 h5 11. Nb5 h4 12. h3 Bxh3 13. gxh3 a6 14. Ng5 axb5 15. Bd3 bxc4 16. Bxf5 cxb3 17. Nxf7 exf5 18. Nxh8 Nxd4 19. Rxd4 Rxd4 20. axb3 Rd1+ 21. Kg2 Kd7 22. Ra8 Bc5 23. Nf7 Rxc1 24. Ne5+ Ke6 25. Nd3 Rc2 26. Ra5 b6 27. Nxc5+ Rxc5 28. Rxc5 bxc5 29. Kf3 Ke5 0-1

[Event "Leiden SB-ch"]
[Site "Leiden"]
[Date "2003.06.03"]
[Round "3"]
[White "De Waard, Ad"]
[Black "De Ruyter, Wim"]
[Result "1-0"]
[ECO "C43"]
[WhiteElo "1400"]
[BlackElo "1538"]
[PlyCount "55"]
[EventDate "2003.05.20"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 095 Extra"]
[Source "ChessBase"]
[SourceDate "2003.09.04"]
[SourceVersion "1"]
[SourceVersionDate "2003.09.04"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. d4 exd4 4. e5 Nd5 5. Qxd4 Nb6 6. Nc3 Nc6 7. Qf4 h6 8. Be2 d6 9. Be3 Be6 10. Rd1 Qc8 11. Ne4 Nd5 12. Qg3 Nxe3 13. fxe3 d5 14. Nc3 Ne7 15. 0-0 Nf5 16. Qf2 b6 17. Nd4 Nxd4 18. exd4 c5 19. Bb5+ Kd8 20. Kh1 a6 21. Be2 cxd4 22. Qxd4 Bc5 23. Qh4+ g5 24. Qg3 Qc6 25. Bf3 Bb4 26. Nxd5 Bxd5 27. Bxd5 Qa4 28. Bxa8+ 1-0

[Event "Leiden SB-ch"]
[Site "Leiden"]
[Date "2003.05.27"]
[Round "2"]
[White "Brouwer, Pieter"]
[Black "De Waard, Ad"]
[Result "1-0"]
[ECO "B08"]
[WhiteElo "1649"]
[BlackElo "1400"]
[PlyCount "81"]
[EventDate "2003.05.20"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 095 Extra"]
[Source "ChessBase"]
[SourceDate "2003.09.04"]
[SourceVersion "1"]
[SourceVersionDate "2003.09.04"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. Be2 c5 6. dxc5 Qa5 7. 0-0 Qxc5 8. Be3 Qa5 9. Nd4 0-0 10. Bf3 Nc6 11. Nb3 Qd8 12. Nd5 Ne5 13. Bd4 Nxd5 14. Bxe5 Bxe5 15. exd5 Bxb2 16. Rb1 Bg7 17. c4 Bf5 18. Qe2 Bxb1 19. Rxb1 Rc8 20. Nd2 b6 21. Ne4 Qd7 22. h4 Qa4 23. h5 Qxc4 24. Qd2 Qc2 25. Qe1 Qxa2 26. hxg6 fxg6 27. Ng5 Rxf3 28. Qe6+ Rf7 29. Qxc8+ Rf8 30. Qe6+ Kh8 31. Rf1 Bd4 32. Nf7+ Kg7 33. Ng5 Bxf2+ 34. Kh1 Qc4 35. Qxe7+ Kh6 36. Qxf8+ Kxg5 37. Qxf2 Qg4 38. Qe3+ Kh5 39. Qf3 Qxf3 40. Rxf3 Kg4 41. Rf6 1-0

[Event "Leiden SB-ch"]
[Site "Leiden"]
[Date "2003.05.20"]
[Round "1"]
[White "De Waard, Ad"]
[Black "De Heer, Machiel"]
[Result "0-1"]
[ECO "C50"]
[WhiteElo "1400"]
[BlackElo "2239"]
[PlyCount "58"]
[EventDate "2003.05.20"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "CBM 095 Extra"]
[Source "ChessBase"]
[SourceDate "2003.09.04"]
[SourceVersion "1"]
[SourceVersionDate "2003.09.04"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Nxd4 g6 5. Nc3 Bg7 6. Bc4 Nc6 7. Be3 Nf6 8. 0-0 Ne5 9. Be2 0-0 10. Bg5 h6 11. Bh4 Qe8 12. f4 Neg4 13. Qd3 g5 14. fxg5 Qe5 15. Bg3 Qxg5 16. Bf4 Qc5 17. Rad1 Nh5 18. Nd5 Nxf4 19. Ne7+ Kh8 20. Rxf4 Qg5 21. Rdf1 Ne5 22. Qb3 Qxe7 23. Bh5 Be6 24. Nxe6 fxe6 25. Qe3 Rxf4 26. Rxf4 Qg5 27. Be2 Ng6 28. Rf3 Qxe3+ 29. Rxe3 Bd4 0-1

[Event "Leiden SB-ch"]
[Site "Leiden"]
[Date "2002.07.02"]
[Round "7"]
[White "De Waard, Ad"]
[Black "Postma, Jan"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "1331"]
[BlackElo "1766"]
[PlyCount "69"]
[EventDate "2002.05.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 c5 2. c3 e6 3. d4 d5 4. e5 Nc6 5. Nf3 Be7 6. Bd3 Qb6 7. 0-0 Bd7 8. Bc2 f6 9. Re1 0-0-0 10. Na3 a6 11. c4 cxd4 12. cxd5 exd5 13. e6 Be8 14. Bb3 Bh5 15. Bd2 Kb8 16. Rc1 Bc5 17. Bf4+ Ka8 18. Re2 Nge7 19. Ba4 g5 20. Bg3 Bg6 21. Bc7 Qxc7 22. Rxc5 Qf4 23. Bxc6 Nxc6 24. Rd2 Bh5 25. Rxc6 Bxf3 26. Rxa6+ bxa6 27. gxf3 Qe5 28. Re2 Qf4 29. e7 Rde8 30. Re6 Ka7 31. Qa4 Qc1+ 32. Kg2 Qc8 33. Nb5+ Kb8 34. Rxa6 Qd7 35. Ra8+ 1-0

[Event "Leiden SB-ch"]
[Site "Leiden"]
[Date "2002.06.18"]
[Round "5"]
[White "Nieuwland, Huib"]
[Black "De Waard, Ad"]
[Result "0-1"]
[ECO "E60"]
[WhiteElo "1773"]
[BlackElo "1331"]
[PlyCount "76"]
[EventDate "2002.05.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. c4 g6 3. Nd2 d5 4. f3 Bg7 5. e4 dxe4 6. Nxe4 Nxe4 7. fxe4 Qxd4 8. Qd3 0-0 9. Nf3 Qxd3 10. Bxd3 Rd8 11. Bc2 Nc6 12. 0-0 Be6 13. Bb3 Nd4 14. Bg5 Nxf3+ 15. Rxf3 Bd4+ 16. Kh1 f6 17. Bc1 c5 18. Rb1 a5 19. a4 Rd6 20. Bf4 Rb6 21. Re1 Bxb2 22. e5 f5 23. h4 h5 24. Rg3 Kf7 25. Rd1 Rb4 26. Rb1 Bd4 27. Ba2 Rxb1+ 28. Bxb1 Bxc4 29. Bd3 Bxd3 30. Rxd3 e6 31. Rb3 Rb8 32. Bd2 c4 33. Rb5 c3 34. Bf4 b6 35. Rb1 Rc8 36. Rd1 Rc4 37. Ra1 c2 38. Rc1 Bb2 0-1

[Event "Leiden SB-ch"]
[Site "Leiden"]
[Date "2002.06.11"]
[Round "4"]
[White "De Waard, Ad"]
[Black "Van Dijk, Rens"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "1331"]
[BlackElo "1517"]
[PlyCount "74"]
[EventDate "2002.05.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. e4 c5 2. c3 e5 3. Nf3 d6 4. d4 exd4 5. cxd4 cxd4 6. Nxd4 Nf6 7. Nc3 Be7 8. Bc4 0-0 9. 0-0 a6 10. Re1 Qc7 11. Bb3 Nbd7 12. Nf5 Nc5 13. Nxe7+ Qxe7 14. Bc2 h6 15. Bf4 Rd8 16. Qe2 b5 17. Rad1 Bg4 18. f3 Be6 19. Rd2 b4 20. Nd5 Bxd5 21. exd5 Qa7 22. Be3 Re8 23. Qf2 Rac8 24. Kh1 Qb7 25. Qg3 Nxd5 26. Rde2 Nxe3 27. Rxe3 Rxe3 28. Rxe3 Qc7 29. Qe1 g5 30. Re8+ Rxe8 31. Qxe8+ Kg7 32. Qe1 a5 33. a3 b3 34. Qc3+ f6 35. Bxb3 Qb7 36. Bc2 Qa6 37. Qd2 Qf1# 0-1

[Event "Leiden SB-ch"]
[Site "Leiden"]
[Date "2002.05.21"]
[Round "1"]
[White "Fleur, R."]
[Black "De Waard, Ad"]
[Result "1-0"]
[ECO "B13"]
[WhiteElo "1628"]
[BlackElo "1331"]
[PlyCount "97"]
[EventDate "2002.05.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2003"]
[Source "ChessBase"]
[SourceDate "2002.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2002.11.25"]
[SourceQuality "1"]

1. d4 Nf6 2. Nf3 g6 3. e3 Bg7 4. Bd3 c5 5. c3 cxd4 6. exd4 Nc6 7. 0-0 d5 8. Re1 0-0 9. Nbd2 Nd7 10. h3 e5 11. dxe5 Ndxe5 12. Nxe5 Nxe5 13. Nf3 Nxd3 14. Qxd3 Bf5 15. Qb5 Qd7 16. Qxd7 Bxd7 17. Be3 Bf5 18. Bd4 Be4 19. Bxg7 Kxg7 20. Nd4 Bd3 21. Re7 Kf6 22. Rxb7 Rfb8 23. Rxb8 Rxb8 24. b3 a5 25. Rd1 Ba6 26. Nc6 Rb5 27. Rd3 Rc5 28. Rf3+ Kg5 29. Nd4 Rc7 30. Re3 a4 31. Re5+ Kf6 32. Rxd5 Bb7 33. Rb5 axb3 34. axb3 Bc8 35. Rb6+ Ke5 36. Rc6 Rxc6 37. Nxc6+ Ke4 38. c4 f6 39. Kf1 Kd3 40. Nb4+ Kc3 41. Nd5+ Kxb3 42. Nxf6 h6 43. Ng8 h5 44. Ne7 Ba6 45. Nxg6 Bxc4+ 46. Kg1 Be2 47. Nf4 Bd1 48. f3 h4 49. Ng6 1-0

