[Event "Leiden op-B 12th"]
[Site "Leiden"]
[Date "2018.07.13"]
[Round "1"]
[White "De Ruyter, Wim"]
[Black "Nguyen, Lucas"]
[Result "0-1"]
[ECO "B24"]
[WhiteElo "1712"]
[BlackElo "1869"]
[PlyCount "70"]
[EventDate "2018.07.13"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2019"]
[Source "ChessBase"]
[SourceDate "2018.10.10"]
[SourceVersion "1"]
[SourceVersionDate "2018.10.10"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 Nf6 6. f4 0-0 7. Nf3 e6 8. e5 Ne8 9. Be3 b6 10. h4 Rb8 11. h5 Ne7 12. hxg6 fxg6 13. Ng5 h6 14. Nce4 Nf5 15. Bf2 d5 16. exd6 hxg5 17. Nxg5 Nexd6 18. Qg4 Nh6 19. Qh4 Ndf5 20. Qh3 e5 21. Qh2 exf4 22. gxf4 Bxb2 23. Rb1 Bc3+ 24. Kd1 Bd4 25. Be4 Bg7 26. Bxc5 Rf6 27. Ba3 Nd4 28. Bb2 Bg4+ 29. Kd2 Rc8 30. Rbc1 Qd6 31. Bb7 Qb4+ 32. Bc3 Qxc3+ 33. Ke3 Nhf5+ 34. Ke4 Re8+ 35. Kd5 Rd6# 0-1

[Event "Leiden op-A 8th"]
[Site "Leiden"]
[Date "2014.07.14"]
[Round "4"]
[White "De Ruyter, Wim"]
[Black "De Vries, Robert"]
[Result "0-1"]
[ECO "B14"]
[WhiteElo "1739"]
[PlyCount "58"]
[EventDate "2014.07.11"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "CBM 161 Extra"]
[Source "ChessBase"]
[SourceDate "2014.08.29"]
[SourceVersion "1"]
[SourceVersionDate "2014.08.29"]
[SourceQuality "1"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 e6 6. Nf3 b6 7. Bf4 Nc6 8. Nb5 Bb4+ 9. Nd2 0-0 10. a3 Bxd2+ 11. Qxd2 Ne4 12. Qc2 Bb7 13. f3 Nf6 14. Nd6 Qd7 15. Qa4 Nh5 16. cxd5 exd5 17. Nxb7 Nxf4 18. Bb5 Qxb7 19. Bxc6 Qe7+ 20. Kf2 Nd3+ 21. Kf1 Rac8 22. Bb5 Qe3 23. Bxd3 Qxd3+ 24. Kg1 Rc2 25. h3 Qe2 26. Rh2 Qf2+ 27. Kh1 Rfc8 28. Rd1 Re2 29. Qb4 Rc4 0-1

[Event "Leiden SB-chB"]
[Site "Leiden"]
[Date "2014.06.24"]
[Round "7"]
[White "De Ruyter, Wim"]
[Black "Stins, Johan"]
[Result "1/2-1/2"]
[ECO "B25"]
[WhiteElo "1675"]
[BlackElo "1832"]
[PlyCount "64"]
[EventDate "2014.05.13"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. f4 e6 7. Nf3 Nge7 8. 0-0 0-0 9. Be3 Rb8 10. d4 cxd4 11. Nxd4 Nxd4 12. Bxd4 Bxd4+ 13. Qxd4 Nc6 14. Qd2 Qb6+ 15. Kh1 Qxb2 16. e5 d5 17. Rab1 Qa3 18. f5 exf5 19. Nxd5 Nxe5 20. Rb4 Kg7 21. Rh4 Ng4 22. Bf3 Be6 23. Nf4 Qe3 24. Nxe6+ fxe6 25. Qd7+ Rf7 26. Rxh7+ Kxh7 27. Qxf7+ Kh6 28. Bxg4 fxg4 29. Rf6 Qe4+ 30. Kg1 Rd8 31. Rf1 Qe3+ 32. Kh1 Qe4+ 1/2-1/2

[Event "Leiden SB-chB"]
[Site "Leiden"]
[Date "2014.06.17"]
[Round "6"]
[White "Hoogeveen, Luuk"]
[Black "De Ruyter, Wim"]
[Result "0-1"]
[ECO "A07"]
[WhiteElo "1402"]
[BlackElo "1675"]
[PlyCount "122"]
[EventDate "2014.05.13"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. Nf3 Nf6 2. g3 d5 3. Bg2 c6 4. 0-0 Bg4 5. d3 Nbd7 6. Nbd2 e5 7. e4 dxe4 8. dxe4 Bc5 9. Qe1 0-0 10. a3 a5 11. c3 Be6 12. Qe2 b5 13. a4 Qb6 14. h3 h6 15. Ne1 bxa4 16. Rxa4 Qb5 17. Qxb5 cxb5 18. Ra1 Nb6 19. Nd3 Bd6 20. Nf3 Nfd7 21. Be3 f6 22. Rfd1 Nc4 23. Bd2 Nc5 24. Nxc5 Bxc5 25. Rab1 Rfd8 26. Be1 Rxd1 27. Rxd1 Nxb2 28. Rb1 Ba3 29. Bd2 Bc4 30. Bf1 Nd3 31. Be3 a4 32. Nd2 Rc8 33. Nxc4 bxc4 34. Rd1 Rd8 35. Ra1 Bc5 36. Bxc5 Nxc5 37. Bxc4+ Kh7 38. Bd5 Rd7 39. f3 Ra7 40. Kf1 a3 41. Ke2 Kg6 42. Kd2 f5 43. Ke3 fxe4 44. fxe4 Kg5 45. Kf3 Kh5 46. Ke3 Kg5 47. Kf3 h5 48. Ke3 Nd7 49. Kf3 Kh6 50. Ke3 g5 51. Be6 Nf6 52. c4 Ne8 53. Bd5 Kg6 54. c5 Nc7 55. c6 Kf6 56. Kd3 Ke7 57. Kc4 Kd6 58. Kb3 Nxd5 59. exd5 Ra5 60. Kc4 a2 61. Kb4 Rxd5 0-1

[Event "Leiden SB-chB"]
[Site "Leiden"]
[Date "2014.06.10"]
[Round "5"]
[White "De Ruyter, Wim"]
[Black "Van den Bosse, Bart"]
[Result "1-0"]
[ECO "B24"]
[WhiteElo "1675"]
[BlackElo "1786"]
[PlyCount "71"]
[EventDate "2014.05.13"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. f4 d6 6. Nf3 Nf6 7. 0-0 Rb8 8. d3 b5 9. a3 Qb6 10. e5 dxe5 11. fxe5 Ng4 12. Bf4 Ncxe5 13. Nd5 Qd8 14. Nxe5 Bxe5 15. Bxe5 Nxe5 16. Qe2 Nd7 17. Rae1 e5 18. Bh3 f5 19. Bxf5 0-0 20. Be6+ Kg7 21. Rxf8 Qxf8 22. Rf1 Qd6 23. Qg4 Nf8 24. Rf7+ Kg8 25. Nf6+ Kh8 26. Qh3 Qd4+ 27. Kf1 h5 28. Rxf8+ Kg7 29. Rxc8 Rxc8 30. Bxc8 Kxf6 31. Qe6+ Kg5 32. Qe7+ Kh6 33. Qf6 Qxb2 34. Bf5 Qc1+ 35. Kg2 Qg5 36. Qh8# 1-0

[Event "Leiden SB-chB"]
[Site "Leiden"]
[Date "2014.06.03"]
[Round "4"]
[White "De Weert, Chris WJ"]
[Black "De Ruyter, Wim"]
[Result "1-0"]
[ECO "D63"]
[WhiteElo "1755"]
[BlackElo "1675"]
[PlyCount "93"]
[EventDate "2014.05.13"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Be7 4. Nf3 Nf6 5. Bg5 h6 6. Bh4 b6 7. e3 Nbd7 8. Rc1 0-0 9. a3 Ba6 10. Qa4 Bb7 11. Be2 c5 12. cxd5 Nxd5 13. Bxe7 Nxc3 14. Bxd8 Nxa4 15. Be7 Rfc8 16. b3 cxd4 17. Rxc8+ Rxc8 18. bxa4 Rc1+ 19. Bd1 Ba6 20. Nxd4 Bc4 21. Kd2 Ra1 22. Kc3 Ne5 23. Nb3 Rb1 24. Nd2 Rc1+ 25. Bc2 Rxh1 26. Nxc4 Nxc4 27. Kxc4 Rxh2 28. Be4 g5 29. Kb5 Rh1 30. Ka6 Rc1 31. Bd6 Rc4 32. Bb4 Rxe4 33. Kxa7 Rc4 34. Kxb6 Rc8 35. a5 f5 36. a6 Kf7 37. a7 Ke8 38. Kb7 Rd8 39. a8Q Rxa8 40. Kxa8 Kd7 41. Kb7 h5 42. a4 h4 43. f3 g4 44. fxg4 fxg4 45. Be1 Kd6 46. Bxh4 Kc5 47. a5 1-0

[Event "Leiden SB-chB"]
[Site "Leiden"]
[Date "2014.05.27"]
[Round "3"]
[White "Kuiper, Chiel"]
[Black "De Ruyter, Wim"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "1372"]
[BlackElo "1675"]
[PlyCount "49"]
[EventDate "2014.05.13"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 c5 3. e3 e6 4. b3 Nc6 5. a3 cxd4 6. exd4 Bd6 7. Bb2 Nf6 8. Bd3 Qc7 9. Qe2 0-0 10. Ne5 Nd7 11. f4 Ndxe5 12. fxe5 Be7 13. 0-0 Bg5 14. Kh1 Qb6 15. Bxh7+ Kxh7 16. Qh5+ Bh6 17. c3 Qxb3 18. Bc1 Nd8 19. g4 Qc2 20. g5 Qd3 21. Rg1 Qe4+ 22. Rg2 Qg6 23. Qh4 Qe4 24. Qh5 Qe1+ 25. Rg1 1/2-1/2

[Event "Leiden SB-chB"]
[Site "Leiden"]
[Date "2014.05.20"]
[Round "2"]
[White "De Ruyter, Wim"]
[Black "Wagemans, Ed"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "1675"]
[BlackElo "1866"]
[PlyCount "76"]
[EventDate "2014.05.13"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 g6 3. d4 Bg7 4. Be3 cxd4 5. Bxd4 Nf6 6. e5 Ng8 7. Bb5 e6 8. Nf3 Ne7 9. 0-0 a6 10. Bd3 Nbc6 11. Re1 Nxd4 12. Nxd4 0-0 13. Qg4 b5 14. Qf3 Rb8 15. h4 Bb7 16. Qg3 Qb6 17. Qe3 d6 18. Nf5 Qd8 19. Nxd6 b4 20. Nce4 Bxe5 21. Nxb7 Rxb7 22. Nc5 Bb8 23. Nxb7 Qc7 24. Be4 Qh2+ 25. Kf1 Qxh4 26. Rad1 Qh1+ 27. Ke2 Qh5+ 28. Bf3 Qb5+ 29. Qd3 Qb6 30. Qd7 Nf5 31. Be4 Ba7 32. Bxf5 Qxf2+ 33. Kd3 Qxf5+ 34. Re4 Qf2 35. Rde1 Qb6 36. Rf1 a5 37. Nd6 Qa6+ 38. Nb5 Bb6 0-1

[Event "Leiden SB-chB"]
[Site "Leiden"]
[Date "2014.05.13"]
[Round "1"]
[White "De Ruyter, Wim"]
[Black "Bingen, Stanley"]
[Result "1-0"]
[ECO "C30"]
[WhiteElo "1675"]
[BlackElo "1257"]
[PlyCount "67"]
[EventDate "2014.05.13"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2015"]
[Source "ChessBase"]
[SourceDate "2014.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2014.11.20"]
[SourceQuality "1"]

1. e4 d6 2. d4 Nf6 3. Nc3 Nc6 4. f4 e5 5. Nf3 exd4 6. Nxd4 Be7 7. Be2 Nxd4 8. Qxd4 c5 9. Bb5+ Bd7 10. Qa4 0-0 11. e5 dxe5 12. fxe5 Bxb5 13. Qxb5 Nd7 14. Bf4 b6 15. 0-0-0 Bg5 16. g3 Bxf4+ 17. gxf4 Qh4 18. Rxd7 Qxf4+ 19. Kb1 Qxe5 20. Qe2 Qf5 21. Rd5 Qf6 22. Rf1 Qc6 23. Qf3 Qc7 24. Qg3 Qb7 25. Qg2 Rae8 26. Ne4 Kh8 27. Nd6 Qa6 28. Nxe8 Rxe8 29. Rfd1 g6 30. Qf3 Qb7 31. Qf6+ Kg8 32. Rd8 Kf8 33. Rxe8+ Kxe8 34. Qd8# 1-0

[Event "Leiden SB-ch"]
[Site "Leiden"]
[Date "2013.07.02"]
[Round "7"]
[White "De Ruyter, Wim"]
[Black "Heemskerk, Wim"]
[Result "0-1"]
[ECO "B25"]
[BlackElo "2239"]
[PlyCount "56"]
[EventDate "2013.05.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 g6 3. g3 Bg7 4. Bg2 Nc6 5. f4 d6 6. Nf3 Rb8 7. d3 b5 8. 0-0 b4 9. Ne2 Qb6 10. c3 Nf6 11. Qc2 0-0 12. h3 bxc3 13. bxc3 Ba6 14. Bd2 Nxe4 15. Rab1 Qa5 16. Ne5 Nxe5 17. Bxe4 Nd7 18. c4 Qc7 19. Qa4 Bc8 20. Bd5 Nb6 21. Qb3 Bxh3 22. Rfe1 Qd7 23. Bf3 Bg4 24. Kg2 Bxf3+ 25. Kxf3 h5 26. Bc3 Qg4+ 27. Kg2 Nd7 28. Qa3 Rb2 0-1

[Event "Leiden SB-ch"]
[Site "Leiden"]
[Date "2013.06.25"]
[Round "6"]
[White "Zwaan, Gert Jan"]
[Black "De Ruyter, Wim"]
[Result "0-1"]
[ECO "C48"]
[PlyCount "30"]
[EventDate "2013.05.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Nc3 Bc5 4. Bb5 Nf6 5. Bxc6 dxc6 6. 0-0 Bg4 7. d3 0-0 8. h3 Bh5 9. g4 Nxg4 10. hxg4 Bxg4 11. Bg5 Qd6 12. Kg2 Qg6 13. Bh4 Bxf3+ 14. Kxf3 f5 15. Rh1 Qg4# 0-1

[Event "Leiden SB-ch"]
[Site "Leiden"]
[Date "2013.06.18"]
[Round "5"]
[White "De Ruyter, Wim"]
[Black "Van den Biggelaar, Don"]
[Result "1-0"]
[ECO "C53"]
[PlyCount "65"]
[EventDate "2013.05.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 d6 5. d4 exd4 6. cxd4 Bb4+ 7. Bd2 Bxd2+ 8. Nbxd2 Bg4 9. d5 Nce7 10. 0-0 Nf6 11. Qb3 0-0 12. Qxb7 Bxf3 13. gxf3 Ng6 14. Qb3 Nh5 15. f4 Ngxf4 16. Qf3 Rb8 17. b3 g6 18. Kh1 Qd7 19. Rg1 Nh3 20. Rg4 Nxf2+ 21. Qxf2 Qxg4 22. Rg1 Qd7 23. Qe2 Ng7 24. Nf3 f5 25. Ng5 fxe4 26. Qxe4 Rf6 27. Bd3 Rbf8 28. Rg4 Re8 29. Ne6 Nxe6 30. dxe6 Qe7 31. Rh4 Kh8 32. Qd4 Qxe6 33. Re4 1-0

[Event "Leiden SB-ch"]
[Site "Leiden"]
[Date "2013.06.11"]
[Round "4"]
[White "Hellenberg, Jan Amerik"]
[Black "De Ruyter, Wim"]
[Result "1-0"]
[ECO "A26"]
[WhiteElo "1976"]
[PlyCount "89"]
[EventDate "2013.05.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. c4 e5 2. g3 Nc6 3. Bg2 g6 4. Nc3 Bg7 5. e4 d6 6. Nge2 f5 7. d3 Nf6 8. 0-0 0-0 9. f3 Be6 10. Nd5 Qd7 11. Be3 fxe4 12. dxe4 Ne7 13. Qd2 c6 14. Nxf6+ Bxf6 15. b3 d5 16. cxd5 cxd5 17. exd5 Qxd5 18. Nc3 Qxd2 19. Bxd2 Rac8 20. Ne4 Nd5 21. Rac1 Be7 22. Bh6 Rfd8 23. Rfd1 b5 24. Bf1 a6 25. Bg5 Rxc1 26. Rxc1 Kf7 27. a4 bxa4 28. bxa4 a5 29. Bxe7 Kxe7 30. Rc5 Ne3 31. Kf2 Nd1+ 32. Ke1 Nb2 33. Rxe5 Rd5 34. Rxd5 Bxd5 35. Bb5 Nc4 36. Ke2 Nd6 37. Nxd6 Kxd6 38. f4 Bc6 39. Bxc6 Kxc6 40. g4 Kc5 41. Ke3 Kd5 42. h4 h6 43. Kd3 h5 44. g5 Kc6 45. f5 1-0

[Event "Leiden SB-ch"]
[Site "Leiden"]
[Date "2013.06.04"]
[Round "3"]
[White "De Ruyter, Wim"]
[Black "Van der Maat, Niek"]
[Result "0-1"]
[ECO "C42"]
[BlackElo "1949"]
[PlyCount "61"]
[EventDate "2013.05.21"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2014"]
[Source "ChessBase"]
[SourceDate "2013.11.20"]
[SourceVersion "1"]
[SourceVersionDate "2013.11.20"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Bd6 7. c4 c6 8. h3 0-0 9. 0-0 Bf5 10. Re1 Nd7 11. cxd5 cxd5 12. Qb3 Ndc5 13. Qc2 Nxd3 14. Qxd3 Qf6 15. Qb3 Rad8 16. Nc3 Be6 17. Qc2 Bxh3 18. Nxe4 dxe4 19. Ng5 Bf5 20. Nxe4 Qh4 21. Bg5 Qh2+ 22. Kf1 Qh1+ 23. Ke2 Qh5+ 24. g4 Qxg4+ 25. f3 Qxg5 26. Rg1 Bxe4 27. fxe4 Qh5+ 28. Kd3 Be5 29. Qg2 Bxd4 30. Rh1 Qb5+ 31. Kd2 0-1

[Event "Leiden LCT op-B 06th"]
[Site "Leiden"]
[Date "2012.07.06"]
[Round "1"]
[White "Flohr, Marcel"]
[Black "De Ruyter, Wim"]
[Result "1-0"]
[ECO "D05"]
[WhiteElo "1878"]
[PlyCount "83"]
[EventDate "2012.07.06"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "NED"]
[SourceTitle "EXT 2023"]
[Source "ChessBase"]
[SourceDate "2022.10.05"]
[SourceVersion "1"]
[SourceVersionDate "2022.10.05"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. e3 e6 4. Bd3 Be7 5. Nbd2 Nbd7 6. b3 0-0 7. Bb2 a5 8. a4 b6 9. Qe2 c6 10. Ng5 Re8 11. f4 Nf8 12. 0-0 Bb4 13. c3 Bd6 14. Ngf3 Bb7 15. Ne5 N6d7 16. Rf3 f6 17. Nxd7 Qxd7 18. Rh3 g6 19. Nf3 Re7 20. c4 Rg7 21. Kh1 g5 22. fxg5 fxg5 23. Ne5 Bxe5 24. dxe5 dxc4 25. Bxc4 Rd8 26. Bc3 g4 27. Rh4 Qc7 28. Rxg4 b5 29. axb5 cxb5 30. Rxg7+ Kxg7 31. Bxa5 Qxe5 32. Rc1 Ra8 33. Bc3 Qxc3 34. Rxc3 Ra1+ 35. Qf1 Rxf1+ 36. Bxf1 Kf6 37. Bxb5 Ng6 38. Rc7 Bd5 39. Bc4 Be4 40. Rxh7 e5 41. Kg1 Nf4 42. Rf7+ 1-0

[Event "Leiden SB-ch"]
[Site "Leiden"]
[Date "2012.06.26"]
[Round "7"]
[White "De Ruyter, Wim"]
[Black "Vreugdenhil, Frans"]
[Result "1/2-1/2"]
[ECO "C57"]
[WhiteElo "1681"]
[BlackElo "2034"]
[PlyCount "137"]
[EventDate "2012.05.15"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 Bc5 5. Bxf7+ Ke7 6. Bd5 Rf8 7. 0-0 d6 8. c3 h6 9. Nf3 Bg4 10. Qb3 Bxf3 11. gxf3 Na5 12. Qd1 c6 13. d4 Bb6 14. dxe5 dxe5 15. Bb3 Nxb3 16. Qxb3 Nh5 17. Nd2 Qd3 18. Nc4 Qxf3 19. Nxb6 Qg4+ 20. Kh1 Qxe4+ 21. Kg1 Qg4+ 22. Kh1 Qf3+ 23. Kg1 axb6 24. Be3 Rf6 25. Rfd1 Rg6+ 26. Kf1 Rf8 27. Qa3+ c5 28. Bxc5+ bxc5 29. Qxc5+ Kf7 30. Qc4+ Re6 31. Rd7+ Kf6 32. Rad1 Nf4 33. Ke1 Ng2+ 34. Kd2 Qf4+ 35. Qxf4+ Nxf4 36. Rxb7 Rd8+ 37. Kc2 Rxd1 38. Kxd1 Rd6+ 39. Kc2 Nh3 40. Rb8 Kg6 41. Rf8 Rf6 42. Rxf6+ gxf6 43. f3 Ng1 44. a4 Kf5 45. a5 Nxf3 46. a6 e4 47. a7 Kf4 48. a8Q f5 49. Qb8+ Ke3 50. Qb6+ Ke2 51. Qb5+ Kf2 52. Qxf5 e3 53. Qc5 Ke2 54. b4 Ne1+ 55. Kb3 Nd3 56. Qh5+ Kf1 57. Qxh6 e2 58. Qe6 Nf4 59. Qxe2+ Kxe2 60. b5 Kd3 61. h4 Ke4 62. b6 Ne6 63. Kb4 Kd5 64. b7 Nd8 65. h5 Ke6 66. Kb5 Nxb7 67. h6 Kf7 68. Kc6 Na5+ 69. Kb5 1/2-1/2

[Event "Leiden SB-ch"]
[Site "Leiden"]
[Date "2012.06.19"]
[Round "6"]
[White "Lauer, Albert"]
[Black "De Ruyter, Wim"]
[Result "0-1"]
[ECO "D08"]
[WhiteElo "1871"]
[BlackElo "1681"]
[PlyCount "50"]
[EventDate "2012.05.15"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 d5 2. c4 e5 3. dxe5 d4 4. a3 Nc6 5. f4 f6 6. exf6 Nxf6 7. b4 Ne4 8. g3 Qf6 9. Bb2 Nxb4 10. Nf3 Nc3 11. Qb3 Qb6 12. axb4 Bxb4 13. Nbd2 Ne4 14. Bxd4 Bxd2+ 15. Nxd2 Qxd4 16. 0-0-0 Nf2 17. Bg2 Nxd1 18. Rxd1 0-0 19. Nf3 Qa1+ 20. Kd2 Rd8+ 21. Ke1 Rxd1+ 22. Qxd1 Qxd1+ 23. Kxd1 Bd7 24. Ne5 Rd8 25. Bxb7 Bc6+ 0-1

[Event "Leiden SB-ch"]
[Site "Leiden"]
[Date "2012.06.12"]
[Round "5"]
[White "Bakker, Joop"]
[Black "De Ruyter, Wim"]
[Result "0-1"]
[ECO "C20"]
[WhiteElo "1911"]
[BlackElo "1681"]
[PlyCount "68"]
[EventDate "2012.05.15"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 e5 2. Ne2 Nf6 3. f4 exf4 4. Nxf4 d5 5. exd5 Nxd5 6. Nxd5 Qxd5 7. Nc3 Qe5+ 8. Qe2 Qxe2+ 9. Bxe2 Bf5 10. d3 Nc6 11. 0-0 Bc5+ 12. Kh1 Be6 13. Ne4 Be7 14. Ng5 Bd5 15. c4 Nd4 16. Bd1 Bc6 17. Be3 Rd8 18. Ne4 0-0 19. Rb1 f5 20. Ng3 g6 21. b4 b6 22. Ne2 Ne6 23. d4 f4 24. Nxf4 Nxf4 25. Rxf4 Rxf4 26. Bxf4 Rf8 27. Be3 Rf1+ 28. Bg1 Be4 29. Ra1 Bf6 30. c5 Kg7 31. h3 Bxd4 32. Rc1 Rxg1+ 33. Kh2 Rxg2+ 34. Kh1 Rc2+ 0-1

[Event "Leiden SB-ch"]
[Site "Leiden"]
[Date "2012.05.29"]
[Round "3"]
[White "De Ruyter, Wim"]
[Black "Huizer, Olivier"]
[Result "0-1"]
[ECO "B23"]
[WhiteElo "1681"]
[BlackElo "1796"]
[PlyCount "48"]
[EventDate "2012.05.15"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 g6 3. d4 cxd4 4. Qxd4 Nf6 5. Bb5 a6 6. e5 axb5 7. exf6 Nc6 8. fxe7 Nxd4 9. exd8Q+ Kxd8 10. Kd1 b6 11. Nge2 Nxe2 12. Kxe2 Bb7 13. Bg5+ Kc8 14. Rhd1 Bxg2 15. Bf6 Rg8 16. f3 Bc5 17. Rd5 Re8+ 18. Re5 Kb7 19. Rd1 Rxe5+ 20. Bxe5 Re8 21. Rxd7+ Kc8 22. Rd5 f6 23. Nxb5 Rxe5+ 24. Rxe5 fxe5 0-1

[Event "Maastricht Limburg op-C 6th"]
[Site "Maastricht"]
[Date "2012.05.28"]
[Round "7"]
[White "Schleipfenbauer, Bent"]
[Black "De Ruyter, Wim"]
[Result "1-0"]
[ECO "C42"]
[WhiteElo "1456"]
[BlackElo "1681"]
[PlyCount "81"]
[EventDate "2012.05.25"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Nc3 Nxc3 6. dxc3 Nc6 7. Bc4 Be7 8. Be3 0-0 9. Qd2 Be6 10. Bxe6 fxe6 11. 0-0-0 d5 12. h4 Bf6 13. Bg5 Qd6 14. Bxf6 Rxf6 15. Rde1 Raf8 16. Re2 e5 17. Rh3 e4 18. Nd4 Rf4 19. g3 Nxd4 20. Qxd4 Rf3 21. Rd2 R8f5 22. Qxa7 b6 23. Qa8+ Kf7 24. c4 e3 25. fxe3 Rxe3 26. Rxd5 Qe6 27. Rxf5+ Qxf5 28. Qd5+ Kf6 29. Qxf5+ Kxf5 30. g4+ Kf4 31. Rxe3 Kxe3 32. a4 Kf4 33. b4 Ke5 34. c3 Kd6 35. Kd2 c6 36. Kd3 Ke7 37. Kd4 Kd6 38. c5+ bxc5+ 39. bxc5+ Kc7 40. Ke5 Kb7 41. Kd6 1-0

[Event "Maastricht Limburg op-C 6th"]
[Site "Maastricht"]
[Date "2012.05.27"]
[Round "4"]
[White "De Ruyter, Wim"]
[Black "Boer, Jan"]
[Result "0-1"]
[ECO "B25"]
[WhiteElo "1681"]
[BlackElo "1730"]
[PlyCount "78"]
[EventDate "2012.05.25"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 e6 6. f4 d6 7. Nf3 Nge7 8. 0-0 0-0 9. Be3 Bd7 10. Rb1 Rc8 11. Ne2 Re8 12. c3 a5 13. h4 e5 14. Ng5 f6 15. Qb3+ d5 16. exd5 a4 17. Qc2 fxg5 18. dxc6 Bxc6 19. Bxc6 Rxc6 20. fxg5 Nf5 21. Bf2 Qd7 22. Qxa4 Qxd3 23. Rbe1 c4 24. Qd1 e4 25. Nf4 Qxd1 26. Rxd1 e3 27. Rd7 exf2+ 28. Kxf2 Nd6 29. Kg2 b5 30. Nd5 Kh8 31. Ne7 Ra6 32. Re1 Rf8 33. Re6 Rxa2 34. Rdxd6 Rxb2+ 35. Kh3 Bxc3 36. h5 gxh5 37. Rh6 Kg7 38. g6 Kxh6 39. g4 Rf3+ 0-1

[Event "Maastricht Limburg op-C 6th"]
[Site "Maastricht"]
[Date "2012.05.27"]
[Round "5"]
[White "Helsen, Roger"]
[Black "De Ruyter, Wim"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "1556"]
[BlackElo "1681"]
[PlyCount "112"]
[EventDate "2012.05.25"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. Bf4 e6 4. e3 Nbd7 5. Bd3 c5 6. 0-0 c4 7. Be2 Ne4 8. Qe1 Ndf6 9. h3 Be7 10. c3 0-0 11. Nbd2 Bd7 12. Nxe4 Nxe4 13. Nd2 Nd6 14. Bxd6 Bxd6 15. b3 b5 16. bxc4 bxc4 17. e4 Qa5 18. exd5 exd5 19. Nf3 Rfe8 20. Qd2 Qc7 21. Qc2 Bf4 22. Rfe1 Re6 23. Bf1 g5 24. g3 Bd6 25. Rxe6 fxe6 26. Nxg5 Bc8 27. Re1 Bxg3 28. Bg2 Qe7 29. Nxe6 Bh4 30. Bxd5 Kh8 31. Qe4 Rb8 32. Qe5+ Qf6 33. Qxf6+ Bxf6 34. Bxc4 Rb2 35. Nc5 Bxh3 36. Ne4 Bh4 37. Ng3 Rc2 38. Re3 Bg5 39. Rd3 Bf4 40. Kh2 Bf1 41. Rf3 Bxg3+ 42. Kxg3 Bxc4 43. a3 Ra2 44. a4 Rxa4 45. Rf8+ Kg7 46. Rc8 a5 47. Kf4 Bf7 48. Ke5 Ra2 49. f4 Re2+ 50. Kd6 h5 51. c4 h4 52. c5 h3 53. c6 h2 54. c7 h1Q 55. Rg8+ Bxg8 56. c8Q Qh6+ 0-1

[Event "Maastricht Limburg op-C 6th"]
[Site "Maastricht"]
[Date "2012.05.26"]
[Round "2"]
[White "De Ruyter, Wim"]
[Black "Hoferichter, Michael"]
[Result "1-0"]
[ECO "C07"]
[WhiteElo "1681"]
[BlackElo "1188"]
[PlyCount "83"]
[EventDate "2012.05.25"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 Qxd5 5. Ngf3 cxd4 6. Bc4 Qd8 7. 0-0 Nf6 8. Nb3 Qc7 9. Qxd4 Nc6 10. Bb5 Bd7 11. Qc4 Bd6 12. Bg5 Ne5 13. Nxe5 Qxc4 14. Bxd7+ Nxd7 15. Nxc4 Be7 16. Bxe7 Kxe7 17. Rad1 Rac8 18. Ne3 Rhd8 19. Rfe1 g6 20. f4 Kf8 21. Rd2 Nf6 22. Rxd8+ Rxd8 23. Rd1 Rxd1+ 24. Nxd1 Nd5 25. Nc5 b6 26. Nd3 f6 27. Kf2 Ke7 28. Ne3 Nxe3 29. Kxe3 Kd6 30. Kd4 a5 31. a4 Kc6 32. Kc4 h6 33. g4 Kd6 34. Kb5 e5 35. fxe5+ fxe5 36. Kxb6 e4 37. Ne1 Kd5 38. Kxa5 Kd4 39. Ng2 Kc5 40. Ka6 Kb4 41. a5 g5 42. Kb6 1-0

[Event "Maastricht Limburg op-C 6th"]
[Site "Maastricht"]
[Date "2012.05.26"]
[Round "3"]
[White "Dols, Jos"]
[Black "De Ruyter, Wim"]
[Result "0-1"]
[ECO "D37"]
[WhiteElo "1571"]
[BlackElo "1681"]
[PlyCount "55"]
[EventDate "2012.05.25"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. d4 d5 2. c4 Nf6 3. e3 e6 4. a3 Be7 5. Nf3 0-0 6. Bd3 Nbd7 7. Nc3 c5 8. dxc5 Nxc5 9. Be2 a5 10. 0-0 a4 11. Nd2 Bd7 12. b4 axb3 13. Nxb3 Nce4 14. Nxe4 Nxe4 15. Bb2 Ba4 16. Qd3 Bxb3 17. Bxg7 Kxg7 18. Qxb3 Bf6 19. Rad1 Qe7 20. cxd5 Nc3 21. Rd2 Rfd8 22. Bf3 Rxa3 23. Qc4 Ra4 24. Qb3 Qb4 25. Qxb4 Rxb4 26. e4 Nxe4 27. Bxe4 Rxe4 28. d6 0-1

[Event "Maastricht Limburg op-C 6th"]
[Site "Maastricht"]
[Date "2012.05.25"]
[Round "1"]
[White "Slagter, Maxim"]
[Black "De Ruyter, Wim"]
[Result "1-0"]
[ECO "C44"]
[WhiteElo "1374"]
[BlackElo "1681"]
[PlyCount "77"]
[EventDate "2012.05.25"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2013"]
[Source "ChessBase"]
[SourceDate "2012.11.22"]
[SourceVersion "1"]
[SourceVersionDate "2012.11.22"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nf6 3. d3 Nc6 4. Bg5 Be7 5. Nc3 0-0 6. Qd2 d6 7. 0-0-0 Be6 8. h4 d5 9. Bxf6 Bxf6 10. Ng5 d4 11. Ne2 Qe7 12. Nxe6 fxe6 13. g3 Qc5 14. f4 Qa5 15. Qxa5 Nxa5 16. Bh3 Rae8 17. Rdf1 Nc6 18. Rh2 exf4 19. Nxf4 Be5 20. Rhf2 Bxf4+ 21. Rxf4 Rxf4 22. Rxf4 e5 23. Rf3 g6 24. Bd7 Rf8 25. Rxf8+ Kxf8 26. Bxc6 bxc6 27. b4 Kg7 28. g4 Kh6 29. Kb2 Kg7 30. Kb3 Kf7 31. Kc4 Ke7 32. Kc5 Kd7 33. a3 a6 34. a4 h6 35. a5 g5 36. h5 Kc8 37. Kxc6 Kb8 38. Kd5 Kb7 39. Kxe5 1-0

[Event "Leiden SB-ch"]
[Site "Leiden"]
[Date "2012.05.22"]
[Round "2"]
[White "Kubbenga, Michael"]
[Black "De Ruyter, Wim"]
[Result "1-0"]
[ECO "D36"]
[WhiteElo "1896"]
[BlackElo "1681"]
[PlyCount "57"]
[EventDate "2012.05.15"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 c6 6. Qc2 g6 7. e3 Bf5 8. Qb3 b6 9. Nf3 Be7 10. Be2 0-0 11. Ne5 Ne4 12. Bh6 Re8 13. Nxe4 Bxe4 14. 0-0 Bg5 15. Bxg5 Qxg5 16. f3 Bf5 17. e4 Qd2 18. Rad1 Qxe2 19. Rfe1 Qb5 20. Qxb5 cxb5 21. exf5 gxf5 22. Rc1 f6 23. Nd3 Rxe1+ 24. Nxe1 Na6 25. Nd3 Re8 26. Kf2 Re7 27. Rc8+ Kg7 28. Nf4 Rc7 29. Ne6+ 1-0

[Event "Leiden SB-ch"]
[Site "Leiden"]
[Date "2012.05.15"]
[Round "1"]
[White "De Ruyter, Wim"]
[Black "Erwich, Frans"]
[Result "0-1"]
[ECO "B23"]
[WhiteElo "1681"]
[BlackElo "1985"]
[PlyCount "46"]
[EventDate "2012.05.15"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2018"]
[Source "ChessBase"]
[SourceDate "2017.10.13"]
[SourceVersion "1"]
[SourceVersionDate "2017.10.13"]
[SourceQuality "1"]

1. e4 c5 2. Nc3 a6 3. g3 b5 4. Bg2 Bb7 5. d3 e6 6. a3 d6 7. Nf3 Nf6 8. 0-0 Qc7 9. Bf4 Nc6 10. Re1 Be7 11. e5 Nd7 12. exd6 Bxd6 13. Ng5 0-0 14. Bxd6 Qxd6 15. Nce4 Qc7 16. Bh3 Nd4 17. Qh5 h6 18. c3 Nf5 19. Nxe6 fxe6 20. Qg6 Rae8 21. Bxf5 exf5 22. Nd6 Qc6 23. Nxb7 Qxg6 0-1

[Event "Leiden SB-ch"]
[Site "Leiden"]
[Date "2011.06.28"]
[Round "7"]
[White "Van der Maat, Niek"]
[Black "De Ruyter, Wim"]
[Result "1-0"]
[ECO "A26"]
[WhiteElo "1926"]
[BlackElo "1591"]
[PlyCount "65"]
[EventDate "2011.05.17"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. c4 e5 2. Nc3 Nc6 3. Nf3 g6 4. g3 Bg7 5. Bg2 d6 6. d3 f5 7. 0-0 Nf6 8. Rb1 0-0 9. b4 a6 10. a4 e4 11. Ng5 Ng4 12. Qb3 Nd4 13. Qa2 c5 14. bxc5 dxc5 15. Nd5 h6 16. Nb6 Rb8 17. Nxc8 Qxc8 18. Nh3 Qe8 19. Bf4 Be5 20. dxe4 g5 21. Bxe5 Qxe5 22. e3 Nc6 23. exf5 Nb4 24. Qe2 Qxf5 25. Rbd1 Ne5 26. f4 Qg4 27. Qd2 Nxc4 28. Bd5+ Nxd5 29. Qxd5+ Rf7 30. Qxc4 Qxh3 31. fxg5 Rbf8 32. Rxf7 Rxf7 33. g6 1-0

[Event "Leiden SB-ch"]
[Site "Leiden"]
[Date "2011.06.21"]
[Round "6"]
[White "De Ruyter, Wim"]
[Black "Postma, Jan"]
[Result "0-1"]
[ECO "A05"]
[WhiteElo "1591"]
[BlackElo "1742"]
[PlyCount "124"]
[EventDate "2011.05.17"]
[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. Nc3 e6 3. g3 b6 4. Bg2 Bb7 5. d3 Nf6 6. Nf3 d6 7. 0-0 Be7 8. Re1 0-0 9. Bg5 Nfd7 10. h4 Nc6 11. Qd2 Nde5 12. a3 Nxf3+ 13. Bxf3 Nd4 14. Bg2 Bxg5 15. hxg5 Qd7 16. f4 f5 17. Ne2 Nxe2+ 18. Qxe2 Rae8 19. e5 d5 20. c4 Rd8 21. Rad1 Qc7 22. b3 Rd7 23. Kf2 Rfd8 24. Rh1 g6 25. g4 dxc4 26. dxc4 Bxg2 27. Kxg2 Rd4 28. Kg3 Qd7 29. Rxd4 Qxd4 30. gxf5 exf5 31. Rf1 Kg7 32. Qf3 Rd7 33. Re1 Qd2 34. Re3 Qd4 35. e6 Re7 36. Re5 Qg1+ 37. Kh3 h6 38. Rd5 hxg5 39. Qc3+ Kh7 40. fxg5 Qxg5 41. Rd7 Qg4+ 42. Kh2 Qe2+ 43. Kg1 Qxe6 44. Qh3+ Kg7 45. Qc3+ Kf7 46. Rd5 Qe3+ 47. Qxe3 Rxe3 48. Rd7+ Re7 49. Rd3 a5 50. Kf2 Kf6 51. Kf3 g5 52. Rd8 f4 53. Rd5 Re3+ 54. Kg4 Rg3+ 55. Kh5 Rxb3 56. Rxg5 Rh3+ 57. Kg4 Rg3+ 58. Kxf4 Rxg5 59. Ke4 Ke6 60. Kf4 Rg2 61. Ke4 Rd2 62. Ke3 Rd4 0-1

[Event "Leiden SB-ch"]
[Site "Leiden"]
[Date "2011.06.15"]
[Round "5"]
[White "Vernooy, Daan"]
[Black "De Ruyter, Wim"]
[Result "0-1"]
[ECO "D08"]
[WhiteElo "1613"]
[BlackElo "1591"]
[PlyCount "18"]
[EventDate "2011.05.17"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. d4 d5 2. c4 e5 3. dxe5 d4 4. Nf3 Nc6 5. e4 Bg4 6. Nbd2 d3 7. h3 Nb4 8. Nb3 Nc2+ 9. Kd2 Bb4# 0-1

[Event "Leiden SB-ch"]
[Site "Leiden"]
[Date "2011.06.07"]
[Round "4"]
[White "Schenkelaars, Vincent"]
[Black "De Ruyter, Wim"]
[Result "1-0"]
[ECO "D56"]
[WhiteElo "1713"]
[BlackElo "1591"]
[PlyCount "73"]
[EventDate "2011.05.17"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. Nf3 0-0 6. e3 h6 7. Bh4 Ne4 8. Bxe7 Qxe7 9. Qc2 Nxc3 10. Qxc3 Nc6 11. Be2 Qb4 12. Rc1 Qxc3+ 13. Rxc3 dxc4 14. Bxc4 Bd7 15. 0-0 Rac8 16. Rfc1 Rfe8 17. a3 e5 18. d5 Ne7 19. Nxe5 Nxd5 20. Bxd5 Rxe5 21. Bxb7 Rb8 22. Rxc7 Be6 23. b4 a5 24. bxa5 Rxa5 25. Bc8 Bd5 26. R7c3 Rb2 27. Ra1 Bb3 28. h3 Bc2 29. Bd7 Rd5 30. Bc6 Rd2 31. a4 Bb1 32. a5 Rd1+ 33. Kh2 Rxf2 34. a6 Rdd2 35. Rxb1 Ra2 36. Bb7 f5 37. Bd5+ 1-0

[Event "Leiden SB-ch"]
[Site "Leiden"]
[Date "2011.06.01"]
[Round "3"]
[White "De Ruyter, Wim"]
[Black "Aalders, Peter"]
[Result "0-1"]
[ECO "B13"]
[WhiteElo "1591"]
[BlackElo "1930"]
[PlyCount "76"]
[EventDate "2011.05.17"]
[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 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Qc7 6. Ne2 Bg4 7. Qc2 Bxe2 8. Qxe2 Nxd4 9. Bb5+ Nxb5 10. Qxb5+ Qc6 11. Qe2 Nf6 12. 0-0 e6 13. Be3 Be7 14. Nd2 0-0 15. Bd4 Rfe8 16. Qd3 a6 17. Kh1 Nd7 18. Qg3 Bf6 19. Be3 Rac8 20. f4 g6 21. f5 exf5 22. Rae1 Bg7 23. Nf3 Nf6 24. Nd4 Ne4 25. Qf3 Bxd4 26. cxd4 Qb5 27. g4 Nd6 28. Bf4 Rxe1 29. Rxe1 fxg4 30. Qxg4 Nf5 31. h4 Qxb2 32. Rg1 Qc2 33. h5 Qe4+ 34. Rg2 Rc2 35. h6 Nh4 36. Bd2 Nxg2 37. Qg5 Qh4+ 38. Kg1 Qxg5 0-1

[Event "Leiden SB-ch"]
[Site "Leiden"]
[Date "2011.05.24"]
[Round "2"]
[White "Nejadsam, Ali"]
[Black "De Ruyter, Wim"]
[Result "0-1"]
[ECO "D05"]
[WhiteElo "1800"]
[BlackElo "1591"]
[PlyCount "42"]
[EventDate "2011.05.17"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "NED"]
[SourceTitle "EXT 2012"]
[Source "ChessBase"]
[SourceDate "2011.11.24"]
[SourceVersion "1"]
[SourceVersionDate "2011.11.24"]
[SourceQuality "1"]

1. d4 d5 2. Nf3 Nf6 3. e3 e6 4. Bd3 c5 5. c3 Nc6 6. Nbd2 c4 7. Be2 Bd6 8. Qc2 0-0 9. e4 Nd7 10. 0-0 b5 11. a3 Bb7 12. e5 Be7 13. Ne1 f6 14. f4 fxe5 15. fxe5 Rxf1+ 16. Nxf1 Qc7 17. Bg4 Ncxe5 18. Bxe6+ Kh8 19. dxe5 Qxe5 20. Bxd7 Qxe1 21. Bg4 Bc5+ 0-1

[Event "Leiden SB-ch"]
[Site "Leiden"]
[Date "2011.05.17"]
[Round "1"]
[White "De Ruyter, Wim"]
[Black "Vreugdenhil, Frans"]
[Result "0-1"]
[ECO "C57"]
[WhiteElo "1591"]
[BlackElo "1969"]
[PlyCount "52"]
[EventDate "2011.05.17"]
[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. Ng5 Bc5 5. Bxf7+ Ke7 6. Bb3 Rf8 7. 0-0 d6 8. Nc3 Bg4 9. Nd5+ Ke8 10. Nxf6+ gxf6 11. Qxg4 fxg5 12. Qh5+ Kd7 13. Qh3+ Ke8 14. Qxh7 Qf6 15. Qh5+ Ke7 16. Qg4 Ke8 17. d3 Nd4 18. Bxg5 Qg6 19. h4 Rd8 20. Rac1 Rd7 21. Ba4 c6 22. c3 Ne6 23. h5 Qxg5 24. Qxe6+ Kd8 25. Bd1 Rg7 26. g3 Qxg3+ 0-1

[Event "Leiden SB-ch"]
[Site "Leiden"]
[Date "2003.07.01"]
[Round "7"]
[White "Van Schie, Jan"]
[Black "De Ruyter, Wim"]
[Result "1-0"]
[ECO "C42"]
[WhiteElo "1475"]
[BlackElo "1538"]
[PlyCount "61"]
[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. d3 Nc6 4. Nc3 Bb4 5. Bd2 0-0 6. Be2 d5 7. exd5 Nxd5 8. Nxd5 Bxd2+ 9. Qxd2 Qxd5 10. Qd1 Nd4 11. Nxd4 Qxg2 12. Bf3 Qg6 13. Ne2 Bf5 14. Ng3 Rfe8 15. Nxf5 Qxf5 16. Be4 Qg5 17. Qf3 Qe7 18. 0-0-0 g6 19. Rhg1 Qb4 20. Bd5 Re7 21. Qe4 Qb5 22. h4 Rd8 23. Bb3 Rd4 24. Qe3 a5 25. c3 Rd6 26. Qe4 Ra6 27. Bc4 Qa4 28. Bxa6 Qxa2 29. Qxb7 Re6 30. Bc4 Qa1+ 31. Kd2 1-0

[Event "Leiden SB-ch"]
[Site "Leiden"]
[Date "2003.06.24"]
[Round "6"]
[White "De Ruyter, Wim"]
[Black "Goudriaan, Theo"]
[Result "0-1"]
[ECO "B54"]
[WhiteElo "1538"]
[BlackElo "1865"]
[PlyCount "52"]
[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. Nf3 d6 3. Bb5+ Nc6 4. d4 cxd4 5. Nxd4 Bd7 6. Nxc6 bxc6 7. Bc4 g6 8. 0-0 Bg7 9. c3 Nf6 10. Re1 0-0 11. Bg5 Qc7 12. Na3 Rab8 13. Rb1 h6 14. Bh4 Kh7 15. Bg3 Nh5 16. Bh4 Be6 17. f3 Be5 18. Bxe6 fxe6 19. Nc4 Bg7 20. Bf2 Nf4 21. b4 Bxc3 22. Re3 Bg7 23. Ra3 Ra8 24. Ra6 Qb7 25. Qa4 Ne2+ 26. Kf1 Nc3 0-1

[Event "Leiden SB-ch"]
[Site "Leiden"]
[Date "2003.06.17"]
[Round "5"]
[White "Postma, Jan"]
[Black "De Ruyter, Wim"]
[Result "0-1"]
[ECO "C42"]
[WhiteElo "1719"]
[BlackElo "1538"]
[PlyCount "50"]
[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. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Be7 7. 0-0 Nc6 8. c3 Bg4 9. Nbd2 f5 10. Qc2 0-0 11. Ne5 Nxe5 12. dxe5 Bc5 13. Nb3 Bb6 14. Kh1 Qh4 15. Nd4 c5 16. Nb5 c4 17. Bxe4 fxe4 18. Nd4 Bc7 19. Qd2 Bxe5 20. g3 Bxg3 21. f4 exf3 22. Nxf3 Rxf3 23. Rxf3 Bxf3+ 24. Kg1 Re8 25. hxg3 Qh1+ 0-1

[Event "Leiden SB-ch"]
[Site "Leiden"]
[Date "2003.06.10"]
[Round "4"]
[White "De Ruyter, Wim"]
[Black "Eisses, Job"]
[Result "1-0"]
[ECO "C53"]
[WhiteElo "1538"]
[BlackElo "1444"]
[PlyCount "43"]
[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 Nc6 3. Bc4 Bc5 4. c3 h6 5. d4 exd4 6. cxd4 Bb4+ 7. Bd2 Bxd2+ 8. Nbxd2 d6 9. d5 Ne5 10. Nxe5 dxe5 11. Nf3 f6 12. Nh4 Ne7 13. Qh5+ Kd7 14. Bb5+ Kd6 15. Rc1 Bd7 16. Be2 Qe8 17. Qf3 c5 18. Qa3 b6 19. b4 Rc8 20. Qxa7 Rb8 21. bxc5+ bxc5 22. Qxc5# 1-0

[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 "De Ruyter, Wim"]
[Black "Aalbers, Klaas"]
[Result "0-1"]
[ECO "C40"]
[WhiteElo "1538"]
[BlackElo "1753"]
[PlyCount "40"]
[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 f5 3. Nxe5 Qf6 4. d4 d6 5. Nf3 fxe4 6. Ng5 d5 7. c4 c6 8. Nc3 Bb4 9. cxd5 cxd5 10. a3 Bxc3+ 11. bxc3 Ne7 12. c4 0-0 13. f4 exf3 14. Nxf3 Bg4 15. Be2 Nbc6 16. 0-0 Bxf3 17. Bxf3 Qxd4+ 18. Qxd4 Nxd4 19. Bxd5+ Nxd5 20. cxd5 Ne2+ 0-1

[Event "Leiden SB-ch"]
[Site "Leiden"]
[Date "2003.05.20"]
[Round "1"]
[White "Thiele, Mark"]
[Black "De Ruyter, Wim"]
[Result "1-0"]
[ECO "D61"]
[WhiteElo "2211"]
[BlackElo "1538"]
[PlyCount "83"]
[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. d4 d5 2. Nf3 Nf6 3. c4 e6 4. Nc3 Nbd7 5. Bg5 Be7 6. e3 h6 7. Bh4 0-0 8. Qc2 c5 9. cxd5 Nxd5 10. Bxe7 Qxe7 11. Nxd5 exd5 12. dxc5 Qxc5 13. Bd3 Qxc2 14. Bxc2 Nf6 15. Nd4 b6 16. f3 Ba6 17. Kd2 Rac8 18. Bf5 Rc7 19. Rhc1 Re7 20. Rc3 Ne8 21. Ra3 Bb7 22. Rxa7 Nd6 23. Bd3 Rfe8 24. Bb5 Nc4+ 25. Bxc4 dxc4 26. Rc1 Rxe3 27. Rxc4 Bd5 28. Rcc7 Re1 29. Rd7 Bc4 30. b3 Bf1 31. Rxf7 R8e2+ 32. Nxe2 Rxe2+ 33. Kc3 Rxg2 34. Rfb7 Be2 35. Rxb6 Rxh2 36. Rg6 Rh3 37. Rgxg7+ Kf8 38. Raf7+ Ke8 39. a4 Bxf3 40. Kd4 Bh5 41. Re7+ Kf8 42. b4 1-0

[Event "Leiden SB-ch"]
[Site "Leiden"]
[Date "2002.07.02"]
[Round "7"]
[White "De Ruyter, Wim"]
[Black "Vriend, Wim"]
[Result "0-1"]
[ECO "C59"]
[WhiteElo "1261"]
[BlackElo "2039"]
[PlyCount "68"]
[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 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Na5 6. Bb5+ c6 7. dxc6 bxc6 8. Be2 h6 9. Nf3 e4 10. Ne5 Qd4 11. f4 Bc5 12. Rf1 Qd6 13. c3 Bb6 14. d4 0-0 15. Nd2 c5 16. Ndc4 Nxc4 17. Nxc4 Qc7 18. Nxb6 axb6 19. dxc5 Rd8 20. Qc2 bxc5 21. Bd2 Re8 22. c4 e3 23. Bc3 Ne4 24. Bf3 Bb7 25. Be5 Qa5+ 26. Ke2 f6 27. Bxe4 Bxe4 28. Qxe4 Qd2+ 29. Kf3 fxe5 30. Qxe3 Qxb2 31. Qxc5 Ra3+ 32. Kg4 Qxg2+ 33. Kf5 Qh3+ 34. Kg6 Re6# 0-1

[Event "Leiden SB-ch"]
[Site "Leiden"]
[Date "2002.06.25"]
[Round "6"]
[White "Siero, Paul"]
[Black "De Ruyter, Wim"]
[Result "0-1"]
[ECO "C42"]
[WhiteElo "1124"]
[BlackElo "1261"]
[PlyCount "54"]
[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 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Bg4 7. Qe2 Qe7 8. 0-0 Nc6 9. c3 0-0-0 10. Re1 Re8 11. Nbd2 f5 12. b4 Nxc3 13. Qxe7 Bxe7 14. b5 Nb4 15. Ne5 Bf6 16. Kf1 Bxe5 17. Bxf5+ Bxf5 18. dxe5 Nc2 19. Bb2 Nxb5 20. e6 Nxe1 21. Rxe1 Rxe6 22. Bxg7 Rxe1+ 23. Kxe1 Rg8 24. Be5 Rxg2 25. Kf1 Rg5 26. a4 Bd3+ 27. Ke1 Rxe5+ 0-1

[Event "Leiden SB-ch"]
[Site "Leiden"]
[Date "2002.05.21"]
[Round "1"]
[White "Piket, Piet"]
[Black "De Ruyter, Wim"]
[Result "1-0"]
[ECO "D37"]
[WhiteElo "1578"]
[BlackElo "1261"]
[PlyCount "59"]
[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 d5 2. Nf3 e6 3. e3 Nf6 4. c4 Nbd7 5. Nc3 c5 6. Be2 cxd4 7. exd4 dxc4 8. Bxc4 Bb4 9. 0-0 Qc7 10. Qb3 a5 11. Re1 0-0 12. Bg5 b6 13. Rac1 Bb7 14. a3 Bxf3 15. axb4 Ng4 16. g3 axb4 17. Nb5 Qb8 18. Qxf3 Ngf6 19. Bxf6 Nxf6 20. Ra1 Ra5 21. Rxa5 bxa5 22. Ra1 Qb6 23. b3 Rc8 24. Qf4 Nd5 25. Qd6 Rc6 26. Qd7 Kf8 27. Rxa5 Qxa5 28. Qxc6 Qa1+ 29. Bf1 Qd1 30. Nd6 1-0

