PK LeiSB 2013

Verslag, partijen en uitslagen per ronde

1 | 2 | 3 | 4 | 5 | 6 | 7
Foto’s

Hieronder vindt u foto’s van de laatste avond.
Partijen

Hieronder zijn alle partijen na te spelen of via deze link te downloaden (zip file).
  [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.05.21"]  [Round "1"]  [White "Haastert, van E."]  [Black "Mooij, de M."]  [Result "1-0"]  [WhiteElo "2398"]  [BlackElo "1900"]  [PlyCount "59"]  [EventDate "2013.05.21"]  [SourceDate "2013.05.21"]   1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. Bd3 Nc6 5. h3 e5 6. O-O a6 7. Bc2 b5 8. d4 Be7  9. a4 Bb7 10. d5 Nb8 11. b4 Nbd7 12. Be3 O-O 13. Nfd2 cxb4 14. cxb4 Nb6 15.  axb5 axb5 16. Rxa8 Nxa8 17. Bd3 Qd7 18. Qe2 Nc7 19. Nc3 Ba6 20. Nb3 Nfe8 21.  Na5 f5 22. exf5 Nf6 23. Bb6 Ncxd5 24. Qa2 Bb7 25. Bxb5 Qc8 26. Bc4 Qa8 27. Rd1  Rb8 28. Nxb7 Qxa2 29. Bxa2 Rxb7 30. Nxd5 1-0   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.05.21"]  [Round "1"]  [White "Peut, van der A."]  [Black "Wantola, I."]  [Result "0-1"]  [WhiteElo "1893"]  [BlackElo "2392"]  [PlyCount "70"]   1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Be3 e5 7. Qd2 Be6 8. Nge2  Nd4 9. O-O Ne7 10. Nd1 d5 11. Nc1 b6 12. c3 Ndc6 13. Bh6 O-O 14. Bxg7 Kxg7 15.  f4 dxe4 16. fxe5 Nxe5 17. Bxe4 Rc8 18. Qf4 N7c6 19. Ne3 f5 20. Bxc6 Nxc6 21.  Rd1 g5 22. Qf2 f4 23. Ng2 Bd5 24. Nb3 Ne5 25. c4 Ng4 26. Qd2 Bxg2 27. Kxg2 Ne3+  28. Kg1 Nxd1 29. Rxd1 fxg3 30. hxg3 Rc6 31. d4 Qc7 32. Kg2 Rcf6 33. Qxg5+ Rg6  34. Qe5+ Qxe5 35. dxe5 Re6 0-1   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.05.21"]  [Round "1"]  [White "Willemze, T."]  [Black "Maat, van der N."]  [Result "1-0"]  [WhiteElo "2389"]  [BlackElo "1846"]  [PlyCount "35"]   1. e4 g6 2. d4 Bg7 3. Nc3 c5 4. Nf3 cxd4 5. Nxd4 Nc6 6. Be3 d6 7. Qd2 Nf6 8. f3  a6 9. g4 Bd7 10. O-O-O b5 11. Kb1 Rb8 12. g5 Nh5 13. Nxc6 Bxc6 14. Ne2 a5 15.  Nd4 Bd7 16. f4 e5 17. fxe5 dxe5 18. Nxb5 1-0   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.05.21"]  [Round "1"]  [White "Knaap, van der J."]  [Black "Wessel, van R."]  [Result "0-1"]  [WhiteElo "1844"]  [BlackElo "2379"]  [PlyCount "60"]   1. e4 c5 2. Nc3 Nc6 3. g3 e6 4. Bg2 Nf6 5. d3 d5 6. f4 dxe4 7. Nxe4 Be7 8. Be3  Nd5 9. Bf2 O-O 10. Nf3 b6 11. O-O Bb7 12. Bh3 h6 13. a3 Qc7 14. f5 exf5 15.  Bxf5 g6 16. Bh3 f5 17. Nc3 Nxc3 18. bxc3 Bf6 19. Qd2 Qg7 20. d4 Rad8 21. Rad1  Ne7 22. Bg2 Be4 23. Qc1 Nd5 24. Qb2 Kh7 25. Qb3 c4 26. Qb2 Qb7 27. Ne1 Bg5 28.  Nf3 Be7 29. Ne5 Bxg2 30. Kxg2 Nf4+ 0-1   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.05.21"]  [Round "1"]  [White "Pijpers, A."]  [Black "Koes, R."]  [Result "1-0"]  [WhiteElo "2362"]  [BlackElo "1839"]  [PlyCount "51"]   1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Na5 6. Bb5+ c6 7. dxc6 bxc6 8.  Bd3 Bc5 9. O-O O-O 10. Nc3 h6 11. Nge4 Nxe4 12. Nxe4 Be7 13. Be2 f5 14. Nc3 Be6  15. d3 Rb8 16. Bf3 Qd7 17. b3 c5 18. Bb2 Nc6 19. Re1 Bf6 20. Na4 Bd5 21. Nxc5  Qd6 22. Ne4 fxe4 23. dxe4 Nd4 24. Bxd4 Bxe4 25. Bxa7 Qxd1 26. Bxd1 1-0   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.05.21"]  [Round "1"]  [White "Zwinkels, W."]  [Black "Wissen, van M."]  [Result "1/2-1/2"]  [WhiteElo "1824"]  [BlackElo "2249"]  [PlyCount "64"]   1. Nc3 Nf6 2. e4 d5 3. e5 Ne4 4. Nce2 d4 5. c3 dxc3 6. bxc3 Nc5 7. d4 Nca6 8.  Nf3 e6 9. Nf4 Be7 10. Bd3 c5 11. O-O Nc6 12. Be3 cxd4 13. cxd4 Nc7 14. h4 Nb4  15. Be4 Nbd5 16. Nxd5 exd5 17. Bd3 Bg4 18. Rc1 h6 19. Qc2 Rc8 20. Nh2 Bd7 21.  h5 O-O 22. f4 f5 23. Nf3 Be6 24. Bf2 Na6 25. Qb1 Nb4 26. Be2 Qa5 27. Nh4 Bxh4  28. Bxh4 Nxa2 29. Rxc8 Rxc8 30. Qxb7 Rc7 31. Qb8+ Rc8 32. Qb7 Rc7 1/2-1/2   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.05.21"]  [Round "1"]  [White "Heemskerk, W."]  [Black "Noordijk, E."]  [Result "1-0"]  [WhiteElo "2243"]  [BlackElo "1813"]  [PlyCount "87"]   1. Nf3 d6 2. d4 Nf6 3. g3 Nbd7 4. c4 c6 5. Nc3 e5 6. Bg2 Be7 7. O-O Qc7 8. h3  O-O 9. e4 Re8 10. Be3 Bf8 11. Qc2 exd4 12. Nxd4 Ne5 13. b3 a6 14. Rad1 Bd7 15.  Rd2 Rad8 16. Rfd1 Bc8 17. Na4 c5 18. Nf5 g6 19. Bg5 Re6 20. Ne3 Bg7 21. Nc3  Rde8 22. Bxf6 Bxf6 23. Ncd5 Qb8 24. Nxf6+ Rxf6 25. Nd5 Rfe6 26. f4 Nc6 27. Qc3  Nd4 28. Rxd4 cxd4 29. Qxd4 f5 30. exf5 Re1+ 31. Rxe1 Rxe1+ 32. Kf2 Rc1 33. Qf6  Qa7+ 34. Kf3 Re1 35. fxg6 hxg6 36. Qxg6+ Kh8 37. Qf6+ Kh7 38. Qf7+ Kh8 39. Qf8+  Kh7 40. Qxc8 Qd4 41. Qf5+ Kg7 42. Kg4 Re5 43. Qf6+ Kh7 44. Qxd6 1-0   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.05.21"]  [Round "1"]  [White "Korving, F."]  [Black "Ketel, van R."]  [Result "1/2-1/2"]  [WhiteElo "1809"]  [BlackElo "2236"]  [PlyCount "58"]   1. g3 d5 2. Bg2 Nf6 3. d3 g6 4. Nf3 Bg7 5. O-O O-O 6. Nbd2 c5 7. e4 dxe4 8.  dxe4 Nc6 9. Re1 b6 10. c3 Ba6 11. Qa4 Qc8 12. e5 Ng4 13. e6 f5 14. Ng5 Bb7 15.  h3 Nge5 16. Qh4 h6 17. Nf7 Nxf7 18. exf7+ Rxf7 19. Nc4 b5 20. Bxh6 bxc4 21. Bd5  Nd8 22. Bxg7 Kxg7 23. Rxe7 Bxd5 24. Re8 Rf8 25. Qe7+ Rf7 26. Qe5+ Rf6 27. Qe7+  Rf7 28. Qe5+ Rf6 29. Qe7+ Rf7 1/2-1/2   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.05.21"]  [Round "1"]  [White "Coene, I."]  [Black "Lauer, A."]  [Result "1-0"]  [WhiteElo "2206"]  [BlackElo "1809"]  [PlyCount "28"]   1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. g3 Bb7 5. Bg2 Ne4 6. O-O f5 7. d5 Qf6 8. Nc3  Nxc3 9. bxc3 Qxc3 10. Bg5 exd5 11. Nd4 Bc5 12. Nb5 Bxf2+ 13. Rxf2 Qxc4 14. Qd3  O-O 1-0   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.05.21"]  [Round "1"]  [White "Zeevaarder, M."]  [Black "Termeulen, A."]  [Result "0-1"]  [WhiteElo "1806"]  [BlackElo "2153"]  [PlyCount "58"]   1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Bd3 Bg7 5. Be3 Ng4 6. Qd2 Nxe3 7. fxe3 c5 8.  Nf3 Nc6 9. Ne2 O-O 10. c3 Rb8 11. a4 Na5 12. Nc1 a6 13. b4 cxb4 14. cxb4 Nc6  15. Nb3 Qb6 16. b5 axb5 17. axb5 Nd8 18. Qa5 Qxa5+ 19. Rxa5 e5 20. Nbd2 Ne6 21.  Bc4 exd4 22. Bxe6 dxe3 23. Bxf7+ Rxf7 24. Nb1 Rc7 25. Ke2 Bh6 26. Ra2 Be6 27.  Rb2 Bc4+ 28. Kd1 Bd3 29. Nd4 Rbc8 0-1   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.05.21"]  [Round "1"]  [White "Straver, R."]  [Black "Bosse, van den B."]  [Result "1/2-1/2"]  [WhiteElo "2123"]  [BlackElo "1784"]  [PlyCount "106"]   1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. Nf3 e6 5. Bc4 Nb6 6. Bb3 Nc6 7. O-O d5 8. exd6  Bxd6 9. d4 cxd4 10. cxd4 O-O 11. Nc3 Nd5 12. Re1 b6 13. Nxd5 exd5 14. Bg5 Be7  15. Ba4 Bxg5 16. Bxc6 Rb8 17. Nxg5 Qxg5 18. Re5 Qg6 19. Bxd5 Bb7 20. Qb3 Bxd5  21. Rxd5 Qe4 22. Rd1 Rfe8 23. h3 Re7 24. Rg5 Rbe8 25. d5 Qf4 26. Rg3 Re1+ 27.  Rxe1 Rxe1+ 28. Kh2 Qxf2 29. Rc3 Qf4+ 30. Rg3 Qf2 31. Rc3 h5 32. Rc8+ Kh7 33.  Qc2+ Qxc2 34. Rxc2 Rd1 35. Rc7 Rxd5 36. Rxa7 f6 37. Rb7 Rb5 38. b3 h4 39. Kg1  Kh6 40. Kf2 g5 41. Ke3 f5 42. Kd4 Kg6 43. Rd7 g4 44. Rd8 Kg5 45. Ke3 Re5+ 46.  Kf2 Ra5 47. a4 Kf4 48. hxg4 fxg4 49. Rd4+ Kf5 50. Rb4 Rc5 51. Rxb6 Rc2+ 52. Kf1  Rc1+ 53. Ke2 Rc2+ 1/2-1/2   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.05.21"]  [Round "1"]  [White "Schenkelaars, V."]  [Black "Hof, van 't E."]  [Result "1/2-1/2"]  [WhiteElo "1769"]  [BlackElo "2107"]  [PlyCount "96"]   1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Bf4 Bg7 5. e3 O-O 6. cxd5 Nxd5 7. Nxd5 Qxd5 8.  Bxc7 Na6 9. Bg3 Bf5 10. Ne2 Nb4 11. Nc3 Qe6 12. Rc1 Rfd8 13. Be2 Nd3+ 14. Bxd3  Rxd4 15. O-O Rxd3 16. Qf3 Bxc3 17. Rxc3 Be4 18. Qe2 Rad8 19. f3 Rxc3 20. bxc3  Bd3 21. Qd2 Rd7 22. Re1 Bc4 23. Qb2 Bxa2 24. Bf4 Bc4 25. e4 f6 26. Be3 b5 27.  Ra1 a6 28. Kf2 Kf7 29. Qa3 Rc7 30. Rd1 Qc8 31. Qb4 Qa8 32. Bb6 Rc6 33. Rd7 Re6  34. Ba5 Qc8 35. Rd8 Qc6 36. Qa3 Rd6 37. Rxd6 exd6 38. Qc1 Kg7 39. Qe3 Bf7 40.  Qd4 d5 41. e5 fxe5 42. Qxe5+ Qf6 43. Bc7 Qxe5 44. Bxe5+ Kf8 45. Ke3 a5 46. Bd6+  Ke8 47. Kd2 Kd7 48. Bf8 Kc6 1/2-1/2   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.05.21"]  [Round "1"]  [White "Fakkert, E."]  [Black "Bloothoofd, G."]  [Result "0-1"]  [WhiteElo "1708"]  [BlackElo "2098"]  [PlyCount "62"]   1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nf3 Be7 8. O-O  O-O 9. Bg5 Nbd7 10. Qd2 b5 11. a3 Bb7 12. Bd3 Rc8 13. Rfe1 Qc7 14. Rad1 h6 15.  Bxh6 gxh6 16. Qxh6 Nh7 17. Nd5 Qd8 18. Nxe7+ Qxe7 19. Re3 Kh8 20. Nh4 Qf6 21.  Nf5 Qxh6 22. Nxh6 Nc5 23. c3 Rcd8 24. Rg3 Nxe4 25. Bxe4 Bxe4 26. Re1 f5 27. Rg6  Nf6 28. Re3 Kh7 29. Reg3 f4 30. Rg7+ Kxh6 31. R3g5 Nh5 0-1   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.05.21"]  [Round "1"]  [White "Roorda, T."]  [Black "Postma, J."]  [Result "1-0"]  [WhiteElo "2059"]  [BlackElo "1677"]  [PlyCount "69"]   1. Nf3 d5 2. g3 c5 3. Bg2 Nc6 4. d4 e6 5. O-O Nf6 6. b3 cxd4 7. Nxd4 Nxd4 8.  Qxd4 Qc7 9. Bb2 Bd7 10. c4 dxc4 11. Rc1 Bc5 12. Qh4 Be7 13. Rxc4 Bc6 14. Qg5  O-O 15. Rg4 Ne8 16. Qe3 Bf6 17. Bxf6 Nxf6 18. Rc4 Qd7 19. Bxc6 bxc6 20. Qc1  Rfd8 21. Nc3 Rac8 22. Qa3 Nd5 23. Ne4 Nb6 24. Rcc1 Nd5 25. Rc2 Qe7 26. Qc5 Rc7  27. Rac1 Qxc5 28. Rxc5 Nb4 29. a3 Na6 30. Rxc6 Rxc6 31. Rxc6 Nb8 32. Rc7 a6 33.  Nc5 g6 34. Ra7 Kg7 35. Nxe6+ 1-0   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.05.21"]  [Round "1"]  [White "Kuipers, J."]  [Black "Oei, HI."]  [Result "0-1"]  [WhiteElo "1651"]  [BlackElo "2051"]  [PlyCount "50"]   1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. a3 Ba6 5. e3 c5 6. Nc3 Nc6 7. Bd3 Na5 8. Qe2  Nb3 9. Rb1 cxd4 10. exd4 Nxc1 11. Rxc1 Be7 12. O-O O-O 13. Rfe1 d5 14. cxd5  Bxd3 15. Qxd3 Nxd5 16. Nxd5 Qxd5 17. Re5 Qb7 18. Ng5 Bxg5 19. Rxg5 Rfd8 20. Qg3  g6 21. Qf4 Rac8 22. Rxc8 Qxc8 23. Qd2 Qc4 24. Rg4 e5 25. Qc3 Qe2 0-1   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.05.21"]  [Round "1"]  [White "Erwich, F."]  [Black "Verheijen, J."]  [Result "1-0"]  [WhiteElo "2050"]  [BlackElo "1622"]  [PlyCount "63"]   1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Qb6 5. Nb3 Nf6 6. Be3 Qc7 7. Bd3 Nc6 8.  O-O d5 9. Nc3 dxe4 10. Nxe4 Be7 11. c3 b6 12. a4 Bb7 13. Nxf6+ Bxf6 14. a5 O-O  15. a6 Bc8 16. Qh5 g6 17. Qf3 Bg7 18. Nd4 Bd7 19. Be4 Ne5 20. Qg3 Rad8 21. Bf4  f6 22. h4 Qc4 23. Bc2 Rfe8 24. h5 g5 25. Bxe5 fxe5 26. Nf3 h6 27. Nxe5 Bxe5 28.  Qxe5 Qf4 29. Qe2 Bc8 30. Ra4 Qd2 31. Qe4 Re7 32. Rd1 1-0   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.05.21"]  [Round "1"]  [White "Molsbergen, C."]  [Black "Serdijn, A."]  [Result "0-1"]  [WhiteElo "1611"]  [BlackElo "2045"]  [PlyCount "66"]   1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. Re1 Nc5 7. Nxe5 Nxe5 8.  Rxe5+ Be7 9. c4 Nxa4 10. Qxa4 O-O 11. d4 Bf6 12. Re4 d5 13. cxd5 Bf5 14. Re1  Qxd5 15. Be3 b5 16. Nc3 Qd7 17. Qb3 Rfd8 18. d5 Bd3 19. Rac1 Bc4 20. Qc2 Bxc3  21. Qxc3 Bxd5 22. Qxc7 Bxa2 23. Qxd7 Rxd7 24. Rc6 f6 25. h3 a5 26. Ra1 Bc4 27.  Bb6 a4 28. Rc5 Re8 29. Rxc4 bxc4 30. Rxa4 Rc8 31. Ra3 Rb8 32. Ra6 Rd1+ 33. Kh2  Rd2 0-1   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.05.21"]  [Round "1"]  [White "Briemen, van W."]  [Black "Verschoor, M."]  [Result "1-0"]  [WhiteElo "2000"]  [BlackElo "1600"]  [PlyCount "84"]   1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. Nf3 g6 7. h3 Bg7 8. e4  O-O 9. Bd3 a6 10. a4 Nbd7 11. O-O Nh5 12. Bg5 f6 13. Be3 Ne5 14. g4 Nxg4 15.  hxg4 Bxg4 16. Be2 f5 17. Bg5 Qb6 18. Bc1 Rae8 19. Ng5 Bxe2 20. Qxe2 f4 21. Ne6  Rf7 22. a5 Qa7 23. Qg4 Be5 24. Ne2 f3 25. Ng3 Nxg3 26. fxg3 f2+ 27. Kg2 c4 28.  Qe2 b5 29. axb6 Qxb6 30. Qxc4 a5 31. Ra3 Qa7 32. b4 h5 33. Rxa5 Qe7 34. Bg5 Bf6  35. Qc1 Qb7 36. Bxf6 Rxf6 37. Qg5 Rfxe6 38. dxe6 Qxe4+ 39. Kh2 Rxe6 40. Rxf2  Qd4 41. Qd8+ Kg7 42. Qf8+ Kh7 1-0   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.05.21"]  [Round "1"]  [White "Lankveld, van KJA."]  [Black "Thissen, T."]  [Result "0-1"]  [WhiteElo "1593"]  [BlackElo "1996"]  [PlyCount "44"]   1. e4 d5 2. exd5 Nf6 3. Nc3 c6 4. dxc6 Nxc6 5. Bb5 e5 6. Qe2 Bd6 7. Bxc6+ bxc6  8. d4 O-O 9. dxe5 Bxe5 10. Qxe5 Re8 11. Qxe8+ Qxe8+ 12. Nge2 Ba6 13. h3 Nd5 14.  Be3 Nxe3 15. fxe3 Qxe3 16. Rf1 Bxe2 17. Nxe2 Qe4 18. Rd1 Re8 19. Rf2 Qxc2 20.  Rc1 Rxe2+ 21. Rxe2 Qxc1+ 22. Kf2 g5 0-1   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.05.21"]  [Round "1"]  [White "Geertsma, FJ."]  [Black "Uittenbogaard, R."]  [Result "1-0"]  [WhiteElo "1980"]  [BlackElo "1541"]  [PlyCount "95"]   1. c4 c5 2. Nc3 Nc6 3. Nf3 Nf6 4. d4 cxd4 5. Nxd4 a6 6. g3 e6 7. a3 Qb6 8. e3  Be7 9. Bg2 O-O 10. O-O d6 11. Nxc6 bxc6 12. b4 Bb7 13. Rb1 Qc7 14. Qc2 Rab8 15.  Bb2 Rfc8 16. Qe2 Ba8 17. Rfc1 c5 18. b5 a5 19. Bxa8 Rxa8 20. a4 Rab8 21. Rd1  Rd8 22. e4 Nd7 23. Ba1 Rb6 24. f4 Bf6 25. Kg2 Qb7 26. Qf3 Qc7 27. g4 Bxc3 28.  Qxc3 f6 29. Qxa5 e5 30. f5 Qb7 31. Qe1 Ra8 32. Rd5 Qa7 33. Bc3 Qxa4 34. Ra1  Qc2+ 35. Kf3 Rxa1 36. Qxa1 Qxh2 37. Bd2 Qh3+ 38. Kf2 Qxg4 39. Qa7 Qh4+ 40. Kf3  Qh5+ 41. Kf2 Qe8 42. Ba5 Rb8 43. Rxd6 Ra8 44. Qxd7 Qxd7 45. Rxd7 Rxa5 46. Rd5  Ra2+ 47. Kf3 Rc2 48. Rxc5 Kf7 49. Rc7+ Ke8 50. Rxg7 Rxc4 51. b6 Rb4 52. b7 Kf8  53. Rxh7 1-0   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.05.21"]  [Round "1"]  [White "Schenkelaars, R."]  [Black "Polak, A."]  [Result "0-1"]  [WhiteElo "1502"]  [BlackElo "1956"]  [PlyCount "88"]   1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nf3 e6 5. Be2 c5 6. c3 Qb6 7. a3 a5 8. O-O Nc6  9. Nbd2 cxd4 10. cxd4 a4 11. Nb1 Bg4 12. Nc3 Bxf3 13. Bxf3 Qxd4 14. Qxd4 Nxd4  15. Bd1 Nb3 16. Bxb3 axb3 17. Nb5 O-O-O 18. Nd4 Bc5 19. Nxb3 Ba7 20. Bd2 Ne7  21. Rac1+ Nc6 22. Na5 Kd7 23. Nxc6 bxc6 24. Rc2 c5 25. Rd1 c4 26. Kf1 Rb8 27.  Bb4 Rhc8 28. Rc3 Rb5 29. Rf3 Ke8 30. Rh3 h6 31. f4 Rcb8 32. b3 cxb3 33. Rxb3  Bc5 34. Rdb1 Kd7 35. Ke2 g5 36. g3 gxf4 37. gxf4 Bxb4 38. Rxb4 Rxb4 39. Rxb4  Rxb4 40. axb4 Kc6 41. Kd3 Kb5 42. Kd4 Kxb4 43. f5 exf5 44. Kxd5 Kc3 0-1   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.05.21"]  [Round "1"]  [White "Bakker, J."]  [Black "Biggelaar, van den D."]  [Result "1-0"]  [WhiteElo "1948"]  [BlackElo "1476"]  [PlyCount "61"]   1. b3 e5 2. Bb2 Nc6 3. e3 d5 4. Bb5 Bd7 5. Bxc6 Bxc6 6. Bxe5 d4 7. Nf3 dxe3 8.  fxe3 Nf6 9. O-O Ng4 10. Bg3 Bd6 11. Nd4 Nf6 12. Nxc6 bxc6 13. Qf3 Qd7 14. Nc3  O-O 15. e4 Ng4 16. Bxd6 cxd6 17. d4 c5 18. dxc5 Ne5 19. Qg3 Qc6 20. cxd6 Qxd6  21. Nd5 Qc5+ 22. Kh1 Ng6 23. c4 Rae8 24. Rae1 Qd4 25. Qe3 Qe5 26. Rf5 Qb2 27.  Rf2 Qe5 28. Qc3 Qg5 29. Rfe2 Nh4 30. Qg3 Qh5 31. Nf6+ 1-0   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.05.21"]  [Round "1"]  [White "Zwaan, GJ."]  [Black "Jeu, de M."]  [Result "0-1"]  [WhiteElo "1434"]  [BlackElo "1926"]  [PlyCount "44"]   1. e4 d6 2. Nf3 g6 3. d4 Nf6 4. Bd3 Bg7 5. c3 O-O 6. O-O Nc6 7. Re1 e5 8. Nbd2  Nh5 9. Bb5 exd4 10. Bxc6 dxc3 11. Nc4 bxc6 12. e5 cxb2 13. Bxb2 Be6 14. Na5 Qd7  15. Rc1 Rab8 16. Ba1 Bd5 17. Qa4 Bxf3 18. gxf3 Bh6 19. Qh4 Bxc1 20. Rxc1 c5 21.  Kh1 Qf5 22. Rg1 Qxf3+ 0-1   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.05.21"]  [Round "1"]  [White "Kuiper, C."]  [Black "Wagemans, E."]  [Result "0-1"]  [WhiteElo "1372"]  [BlackElo "1911"]  [PlyCount "51"]   1. d4 d5 2. Nf3 Nf6 3. e3 g6 4. Bd3 Bg7 5. Nbd2 O-O 6. O-O Nc6 7. b3 Nb4 8. Be2  Bf5 9. Ne1 a5 10. c3 Na6 11. Bd3 Bxd3 12. Nxd3 Rc8 13. Ba3 Re8 14. Nf3 Ne4 15.  Rc1 c5 16. c4 dxc4 17. Rxc4 b5 18. Rc1 c4 19. bxc4 bxc4 20. Nde1 Nb4 21. Qe2  Qd5 22. Bxb4 axb4 23. Nd2 Nc3 24. Rxc3 bxc3 25. Nb1 Qa5 26. Nxc3 0-1   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.05.21"]  [Round "1"]  [White "Aalders, P."]  [Black "Bingen, S."]  [Result "1-0"]  [WhiteElo "1904"]  [BlackElo "1215"]  [PlyCount "95"]   1. Nf3 Nc6 2. d4 d5 3. c4 Nf6 4. Nc3 e6 5. Bg5 Be7 6. e3 a6 7. Rc1 O-O 8. a3  Bd7 9. Bxf6 Bxf6 10. cxd5 Na7 11. Be2 c5 12. dxc6 Nxc6 13. O-O Qb6 14. b4 Rfd8  15. Na4 Qc7 16. Qc2 b5 17. Nc5 Be8 18. Bd3 g6 19. Be4 Rac8 20. Qb3 Qe7 21. Nxa6  Kg7 22. Nc5 e5 23. d5 Nb8 24. Rfd1 Rc7 25. Rd2 Rd6 26. Rdc2 Ra7 27. Bd3 Qd8 28.  e4 Bd7 29. h3 Bg5 30. Nxg5 Qxg5 31. Nxd7 Nxd7 32. Rc6 Rf6 33. Qc3 Qf4 34. Rxf6  Nxf6 35. g3 Qg5 36. Re1 h5 37. h4 Qg4 38. Bxb5 Nxe4 39. Qe3 Rb7 40. Bc6 Re7 41.  Qxe4 f5 42. Qxg4 hxg4 43. d6 Re6 44. d7 Rd6 45. Rxe5 Kf6 46. Re8 Rxd7 47. Bxd7  Kf7 48. b5 1-0   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.05.28"]  [Round "2"]  [White "Thissen, T."]  [Black "Pijpers, A."]  [Result "0-1"]  [WhiteElo "1996"]  [BlackElo "2362"]  [PlyCount "30"]  [EventDate "2013.05.28"]  [SourceDate "2013.05.28"]   1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Nh6 6. Bxh6 gxh6 7. a3 Bg7 8. b4  cxd4 9. cxd4 O-O 10. Bb5 a5 11. Qa4 Bd7 12. Bxc6 bxc6 13. Qb3 axb4 14. Qxb4 c5  15. Qxc5 Rc8 0-1   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.05.28"]  [Round "2"]  [White "Wagemans, E."]  [Black "Roorda, T."]  [Result "0-1"]  [WhiteElo "1911"]  [BlackElo "2059"]  [PlyCount "28"]  [EventDate "2013.??.??"]   1. e4 e6 2. d4 d5 3. Nd2 Be7 4. c3 Nf6 5. e5 Nfd7 6. Ngf3 c5 7. Bd3 Nc6 8. O-O  g5 9. h3 h5 10. dxc5 g4 11. hxg4 hxg4 12. Nd4 Ncxe5 13. Bb5 Bxc5 14. N2b3 Qh4  0-1   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.05.28"]  [Round "2"]  [White "Bingen, S."]  [Black "Kuipers, J."]  [Result "0-1"]  [WhiteElo "1215"]  [BlackElo "1651"]  [PlyCount "60"]  [EventDate "2013.??.??"]   1. e4 e6 2. Nf3 d5 3. exd5 exd5 4. d4 Bd6 5. Nc3 Ne7 6. Bd3 Nbc6 7. Be3 O-O 8.  Qd2 a6 9. Ng5 Bf5 10. Bxf5 Nxf5 11. Nxd5 Nxe3 12. Nxh7 Nxg2+ 13. Kd1 Kxh7 14.  Rg1 Nh4 15. Qd3+ Kg8 16. Kd2 Nxd4 17. Qxd4 Nf3+ 18. Kd3 Nxd4 19. Kxd4 Bxh2 20.  Rg2 Qh4+ 21. f4 c6 22. Rh1 Rad8 23. Rgxh2 Rxd5+ 24. Kc3 Qg3+ 25. Kb4 Qxf4+ 26.  c4 Rb5+ 27. Kc3 Qe5+ 28. Kc2 Rxb2+ 29. Kc1 Qc3+ 30. Kd1 Rd8+ 0-1   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.05.28"]  [Round "2"]  [White "Bloothoofd, G."]  [Black "Aalders, P."]  [Result "1-0"]  [WhiteElo "2098"]  [BlackElo "1904"]  [PlyCount "33"]  [EventDate "2013.??.??"]   1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. Re1 Nd6 6. Ba4 Be7 7. Nxe5 Nxe5  8. Rxe5 O-O 9. d4 Bf6 10. Re1 Nf5 11. c3 Re8 12. Rxe8+ Qxe8 13. Bf4 c6 14. Nd2  d5 15. Nf3 Be6 16. Bc2 Nh4 17. Nxh4 1-0   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.05.28"]  [Round "2"]  [White "Noordijk, E."]  [Black "Schenkelaars, R."]  [Result "1-0"]  [WhiteElo "1813"]  [BlackElo "1510"]  [PlyCount "43"]  [EventDate "2013.??.??"]   1. Nf3 e6 2. d3 d5 3. Nbd2 c5 4. e4 Nf6 5. Be2 Nc6 6. c3 Qb6 7. Qc2 Be7 8. h3  a6 9. O-O O-O 10. Re1 Qa7 11. Nf1 b5 12. Be3 Bb7 13. e5 Nd7 14. d4 c4 15. Ng3  f5 16. exf6 Nxf6 17. Ng5 Bc8 18. Nh5 g6 19. Nf4 Qd7 20. Nfxe6 Re8 21. Nf4 b4  22. Nxg6 1-0   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.05.28"]  [Round "2"]  [White "Kubbenga, M."]  [Black "Straver, R."]  [Result "1-0"]  [WhiteElo "1912"]  [BlackElo "2123"]  [PlyCount "39"]  [EventDate "2013.??.??"]   1. d4 f5 2. g3 Nf6 3. Bg2 g6 4. Nf3 Bg7 5. O-O O-O 6. b3 d6 7. Bb2 e6 8. c4 Qe7  9. Qc2 Nbd7 10. Nbd2 e5 11. e4 fxe4 12. Nxe4 exd4 13. Nxd4 Nxe4 14. Bxe4 Nf6  15. Bg2 c6 16. Rae1 Qf7 17. Ba3 Ng4 18. Nxc6 Bf5 19. Ne7+ Qxe7 20. Qxf5 1-0   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.05.28"]  [Round "2"]  [White "Verheijen, J."]  [Black "Peut, van der A"]  [Result "0-1"]  [WhiteElo "1622"]  [BlackElo "1893"]  [PlyCount "42"]  [EventDate "2013.??.??"]   1. c4 Nf6 2. Nc3 c5 3. Nf3 Nc6 4. g3 e6 5. Bg2 Be7 6. O-O O-O 7. e3 d5 8. cxd5  exd5 9. d4 Bg4 10. Qb3 Rb8 11. dxc5 Bxc5 12. Rd1 Qb6 13. Nxd5 Nxd5 14. Rxd5  Rbd8 15. Qxb6 Bxb6 16. Rxd8 Rxd8 17. h3 Rd1+ 18. Kh2 Bh5 19. g4 Bc7+ 20. Ne5  Nxe5 21. gxh5 Nf3# 0-1   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.05.28"]  [Round "2"]  [White "Faydi, J."]  [Black "Korving, F."]  [Result "1-0"]  [WhiteElo "2014"]  [BlackElo "1809"]  [PlyCount "55"]  [EventDate "2013.??.??"]   1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Be3 Nf6 5. Qd2 c6 6. Bh6 Bxh6 7. Qxh6 Qa5 8.  Bd3 Nbd7 9. Nf3 c5 10. d5 a6 11. O-O b5 12. Rfe1 c4 13. Bf1 Ng4 14. Qg7 Rf8 15.  h3 Nge5 16. Nxe5 dxe5 17. a4 b4 18. Nd1 b3 19. c3 Qc7 20. Ne3 Nf6 21. Nxc4 Nh5  22. Qxe5 Qc5 23. Qd4 Qc7 24. d6 Qd7 25. Nb6 Qa7 26. Nxa8 Qxa8 27. dxe7 Rg8 28.  Qd8# 1-0   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.05.28"]  [Round "2"]  [White "Oei, I."]  [Black "Haastert, van E"]  [Result "0-1"]  [WhiteElo "2051"]  [BlackElo "2398"]  [PlyCount "56"]  [EventDate "2013.??.??"]   1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. Nf3 g6 7. Bf4 a6 8. a4  Bg7 9. e3 Bg4 10. Be2 O-O 11. h3 Bxf3 12. Bxf3 Qc7 13. O-O Nbd7 14. Be2 Rfe8  15. Qc2 Ne5 16. Bh2 Rac8 17. Rfe1 c4 18. f4 Ned7 19. e4 b5 20. axb5 axb5 21.  Bf3 b4 22. Na4 Nc5 23. Qxc4 Nfxe4 24. Bxe4 Nxe4 25. Qxc7 Rxc7 26. Rac1 Bd4+ 27.  Kh1 Nf2+ 28. Kg1 Rxc1 0-1   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.05.28"]  [Round "2"]  [White "Postma, J."]  [Black "Schoonman, I."]  [Result "1-0"]  [WhiteElo "1677"]  [BlackElo "1758"]  [PlyCount "57"]  [EventDate "2013.??.??"]  [SourceDate "2013.05.29"]   1. e4 Nc6 2. d4 e5 3. d5 Nce7 4. Nf3 Ng6 5. c4 Bc5 6. Nc3 Nf6 7. h3 d6 8. b4  Bb6 9. g3 Bd7 10. Bg2 a5 11. b5 Bc5 12. Qe2 Bb4 13. Bd2 b6 14. O-O Qc8 15. Kh2  h5 16. Ne1 h4 17. g4 Bxc3 18. Bxc3 Nf4 19. Qe3 Bxg4 20. Rg1 Bd7 21. Nd3 Nxg2  22. Rxg2 Rh7 23. Rag1 g6 24. f4 exf4 25. Nxf4 Qd8 26. e5 Qe7 27. e6 Kf8 28.  Rxg6 fxg6 29. Nxg6+ 1-0   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.05.28"]  [Round "2"]  [White "Dorp, van Q"]  [Black "Zwinkels, W."]  [Result "1-0"]  [WhiteElo "2106"]  [BlackElo "1824"]  [PlyCount "66"]  [EventDate "2013.??.??"]   1. e4 g6 2. d4 Bg7 3. f4 c6 4. Nf3 d5 5. e5 h5 6. Bd3 Bg4 7. h3 Bxf3 8. Qxf3 e6  9. Be3 h4 10. Nd2 Nh6 11. O-O Nd7 12. c4 Nf5 13. Bf2 dxc4 14. Bxf5 gxf5 15.  Nxc4 Bf8 16. b4 Nb6 17. Na5 Bxb4 18. Nxb7 Qc7 19. Rab1 Rb8 20. Rxb4 Rxb7 21.  Rfb1 Kd7 22. Qb3 Rbb8 23. a4 Kc8 24. a5 Nd7 25. Qc4 Rxb4 26. Rxb4 Nb8 27. a6  Qa5 28. Rb7 Rd8 29. Rxa7 Rd7 30. Ra8 Qb6 31. d5 exd5 32. Bxb6 dxc4 33. a7 Rxa7  1-0   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.05.28"]  [Round "2"]  [White "Polak, A."]  [Black "Heemskerk, W."]  [Result "0-1"]  [WhiteElo "1956"]  [BlackElo "2243"]  [PlyCount "114"]  [EventDate "2013.??.??"]   1. d4 e6 2. c4 Nf6 3. Nf3 b6 4. g3 Ba6 5. b3 Bb7 6. Bg2 Bb4+ 7. Bd2 a5 8. O-O  O-O 9. a3 Bxd2 10. Nbxd2 d6 11. Qc2 Nbd7 12. e4 e5 13. d5 g6 14. Ne1 Qe7 15.  Nd3 c6 16. dxc6 Bxc6 17. a4 Rfd8 18. Rfd1 Nf8 19. Nc1 Rac8 20. Qb2 Qb7 21. f3  Ne6 22. Bh3 Nh5 23. Nf1 Rc7 24. Ne3 f5 25. Nd5 Bxd5 26. exd5 Ng5 27. Bg2 Re7  28. h4 Nf7 29. Qf2 Rde8 30. Ne2 Qc7 31. Nc3 f4 32. g4 Ng3 33. g5 h6 34. gxh6  Nxh6 35. Bh3 Nhf5 36. Ne4 Nxe4 37. fxe4 Ng3 38. Be6+ Kh8 39. Rd3 Nxe4 40. Qe2  Ng3 41. Rxg3 fxg3 42. h5 Qc5+ 43. Kg2 Rf8 44. Kxg3 Qd4 45. hxg6 Qf4+ 46. Kg2  Qg5+ 47. Qg4 Qxg4+ 48. Bxg4 Kg7 49. Bh5 Rf5 50. Rh1 Re8 51. Kg3 Rg5+ 52. Bg4  Rxg6 53. Rb1 Rf8 54. Rh1 Rf4 55. Rh4 Rd4 56. Kf3 Rf6+ 57. Ke3 Rff4 0-1   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.05.28"]  [Round "2"]  [White "Ketel, van R"]  [Black "Stins, J."]  [Result "1-0"]  [WhiteElo "2236"]  [BlackElo "1914"]  [PlyCount "103"]  [EventDate "2013.??.??"]   1. d4 d5 2. c4 Nf6 3. Nc3 c6 4. e3 e6 5. Nf3 Nbd7 6. Qc2 Bd6 7. g4 h6 8. h3 e5  9. Bd2 dxc4 10. Bxc4 b5 11. Be2 Bb7 12. Rg1 a6 13. O-O-O c5 14. dxe5 Bxe5 15.  Nxe5 Nxe5 16. f4 Nf3 17. Rg3 Nxd2 18. Rxd2 Qe7 19. g5 Ne4 20. Nxe4 Bxe4 21. Qc3  Rh7 22. gxh6 g6 23. Qg7 Rxg7 24. hxg7 Qf6 25. g8=Q+ Ke7 26. Rxg6 Rxg8 27. Rxf6  Kxf6 28. Bg4 a5 29. Kd1 b4 30. Rd7 c4 31. Rd4 Bd3 32. b3 cxb3 33. axb3 Bf5 34.  Bxf5 Kxf5 35. Kd2 Ke6 36. Re4+ Kf6 37. Re5 Rc8 38. Kd3 Rc3+ 39. Ke4 Rxb3 40.  Rxa5 Rb1 41. Ra6+ Kg7 42. Rb6 Rh1 43. Rxb4 Rxh3 44. Rb6 f5+ 45. Kxf5 Rxe3 46.  Rb7+ Kf8 47. Kf6 Re8 48. f5 Ra8 49. Kg6 Rc8 50. f6 Kg8 51. Rg7+ Kh8 52. Rh7+  1-0   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.05.28"]  [Round "2"]  [White "Wantola, I."]  [Black "Briemen, van W"]  [Result "1/2-1/2"]  [WhiteElo "2392"]  [BlackElo "2000"]  [Annotator ",Microsoft"]  [PlyCount "99"]  [EventDate "2013.??.??"]   1. Nf3 Nf6 2. c4 c5 3. Nc3 Nc6 4. d4 cxd4 5. Nxd4 Qb6 6. Nc2 e6 7. e3 Be7 8.  Be2 O-O 9. O-O Rd8 10. e4 d5 11. cxd5 exd5 12. exd5 Be6 13. Ne3 Nb4 14. Bc4 Qc5  15. Qb3 Nbxd5 16. Nexd5 Nxd5 17. Nxd5 Bxd5 18. Bxd5 Qxd5 19. Qxd5 Rxd5 20. Be3  Bc5 21. Rfd1 Rad8 22. Rxd5 Rxd5 23. Rc1 b6 24. Kf1 Kf8 25. Bxc5+ bxc5 26. Ke2  Ke7 27. Rc3 Ke6 28. f4 h5 29. Re3+ Kf6 30. Ra3 Rd7 31. Ra5 Rc7 32. Kd3 g6 33.  g3 Kf5 34. b4 Kg4 35. Rxc5 Rd7+ 36. Ke3 Re7+ 37. Re5 Rb7 38. a3 Kh3 39. Rg5  Kxh2 40. f5 Rb6 41. fxg6 fxg6 42. b5 Kh3 43. a4 h4 44. gxh4 Kxh4 45. Rc5 Rb7  46. Rc4+ Kg3 47. Rc5 Kg4 48. a5 g5 49. a6 Rf7 50. Rc8 {  Uiteindelijk remise na zet 68} 1/2-1/2   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.05.28"]  [Round "2"]  [White "Uittenbogaard, R."]  [Black "Zeevaarder, M."]  [Result "0-1"]  [WhiteElo "1541"]  [BlackElo "1806"]  [PlyCount "88"]  [EventDate "2013.??.??"]   1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. Bg5 Nbd7 6. e3 Bb4 7. a3 Bxc3+ 8.  bxc3 Qa5 9. Qb3 Ne4 10. Rc1 Nxg5 11. Nxg5 dxc4 12. Bxc4 Qxg5 13. O-O O-O 14. f4  Qe7 15. e4 Nb6 16. Bd3 Bd7 17. c4 c5 18. d5 Ba4 19. Qc3 exd5 20. cxd5 c4 21.  Bb1 Qc5+ 22. Kh1 Bb3 23. Qh3 Qd6 24. Rf3 Qh6 25. Qg4 Qg6 26. Qh3 Qh6 27. Qg4 f5  28. exf5 Qf6 29. Rh3 Rfe8 30. Qh5 h6 31. Rg3 Re7 32. Rg6 Qc3 33. Rg1 Rae8 34.  h3 Nxd5 35. Qxh6 Bc2 36. f6 Nxf6 37. Bxc2 Qxc2 38. Qg5 Qe4 39. Rxf6 c3 40. Rg6  c2 41. f5 Qe3 42. f6 Qxg5 43. Rxg5 Re1 44. Rxg7+ Kf8 0-1   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.05.28"]  [Round "2"]  [White "Hof, van 't E"]  [Black "Weiland, H."]  [Result "1-0"]  [WhiteElo "2107"]  [BlackElo "1826"]  [PlyCount "83"]  [EventDate "2013.??.??"]   1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. Bd2 Ne7 6. Nb5 Bxd2+ 7. Qxd2 O-O 8.  Nf3 Bd7 9. c3 Bxb5 10. Bxb5 cxd4 11. cxd4 Nec6 12. O-O Nd7 13. Rac1 Rc8 14. Bd3  h6 15. Rc3 Re8 16. Rfc1 Ne7 17. Rxc8 Nxc8 18. Qc3 Ncb6 19. Qc7 Qb8 20. Qxb8  Rxb8 21. Rc7 Kf8 22. g4 Ke7 23. g5 hxg5 24. Nxg5 f6 25. Nf3 Na8 26. Rc3 Nab6  27. Ra3 a6 28. Rb3 Rc8 29. Nh4 fxe5 30. Ng6+ Kd8 31. Nxe5 Rc7 32. Ng6 Nc8 33.  Kg2 Nd6 34. Kf3 Nf8 35. Nf4 Rf7 36. Kg4 Ke7 37. Rc3 Kd8 38. h4 Rc7 39. Rxc7  Kxc7 40. Nh5 g6 41. Nf4 Nf7 42. Nxg6 1-0   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.05.28"]  [Round "2"]  [White "Jeu, de M"]  [Black "Coene, I."]  [Result "0-1"]  [WhiteElo "1926"]  [BlackElo "2206"]  [PlyCount "104"]  [EventDate "2013.??.??"]   1. c4 e6 2. g3 d5 3. Bg2 d4 4. Nf3 c5 5. d3 Nc6 6. Na3 Bd6 7. Nc2 e5 8. O-O  Nge7 9. b4 cxb4 10. a3 b3 11. Nb4 a5 12. Nxc6 bxc6 13. a4 Rb8 14. Rb1 O-O 15.  Rxb3 Bg4 16. Bd2 Qc7 17. Qc2 Rxb3 18. Qxb3 Rb8 19. Qc2 c5 20. Rb1 Rxb1+ 21.  Qxb1 Bd7 22. Qb3 Nc6 23. Ne1 Nb4 24. Nc2 Bf5 25. Na3 Qe7 26. Nb5 Bb8 27. Qb1 h6  28. Bxb4 cxb4 29. Qc2 Qc5 30. h4 Be6 31. Kh2 f5 32. Bh3 Kf7 33. Qd1 Kf6 34. Kg1  g5 35. hxg5+ hxg5 36. f3 Kg6 37. Kh2 Bc8 38. Qc2 Kf6 39. Kg1 Bb7 40. Bg2 Kg6  41. Qd1 Bd6 42. Kf2 Be7 43. Ke1 Bd6 44. Kd2 e4 45. fxe4 fxe4 46. Kc1 Bxg3 47.  Qh1 Qf5 48. Kd2 Qe5 49. Bxe4+ Bxe4 50. Qxe4+ Qxe4 51. dxe4 g4 52. Nxd4 Be5 0-1   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.05.28"]  [Round "2"]  [White "Maat, van de N"]  [Black "Verschoor, M."]  [Result "1-0"]  [WhiteElo "1846"]  [BlackElo "1600"]  [PlyCount "127"]  [EventDate "2013.??.??"]   1. Nf3 d5 2. d4 Nf6 3. c4 c6 4. e3 Bg4 5. Qb3 Qc8 6. Ne5 Be6 7. Nc3 Nbd7 8.  Nxd7 Qxd7 9. cxd5 Bxd5 10. Nxd5 Nxd5 11. Bd2 e6 12. e4 Nf6 13. f3 Be7 14. Be3  O-O 15. Be2 Bd8 16. O-O Bb6 17. Rfd1 Rad8 18. a4 Qc7 19. Qa3 a6 20. b4 Ra8 21.  Rac1 Qb8 22. g3 Bc7 23. Kg2 Rd8 24. Qb3 Rd7 25. b5 axb5 26. axb5 cxb5 27. Bxb5  Rd8 28. Bg5 Bb6 29. d5 exd5 30. exd5 Bc7 31. Qc2 Nxd5 32. Bc4 Nf6 33. Bxf6 gxf6  34. Bxf7+ Kxf7 35. Qxc7+ Qxc7 36. Rxc7+ Kg6 37. Rxd8 Rxd8 38. Rxb7 Rd2+ 39. Kh3  h6 40. g4 h5 41. gxh5+ Kxh5 42. Rg7 Rd6 43. Kg3 Rd5 44. Kf4 Kh6 45. Rg8 Rd1 46.  Rg3 Rc1 47. Kf5 Rc2 48. h3 Kh5 49. Rg8 Rc5+ 50. Kxf6 Kh4 51. f4 Kxh3 52. f5 Kh4  53. Ke6 Rc6+ 54. Kd5 Rf6 55. Ke5 Rb6 56. f6 Rb5+ 57. Ke6 Rb1 58. f7 Re1+ 59.  Kd5 Rd1+ 60. Kc4 Rc1+ 61. Kd3 Rd1+ 62. Ke2 Rb1 63. f8=Q Rb2+ 64. Kd3 1-0   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.05.28"]  [Round "2"]  [White "Biggelaar, van den D"]  [Black "Fakkert, E."]  [Result "0-1"]  [WhiteElo "1476"]  [BlackElo "1708"]  [PlyCount "73"]  [EventDate "2013.??.??"]   1. c4 c5 2. Nc3 e6 3. e4 Nc6 4. Nf3 d6 5. d3 Nf6 6. Be2 Be7 7. O-O O-O 8. a3 a6  9. Rb1 Nd4 10. Nxd4 cxd4 11. Na2 Bd7 12. b3 Rb8 13. Bb2 e5 14. Nb4 Qc8 15. Nd5  Nxd5 16. cxd5 f5 17. Rc1 Qd8 18. exf5 Bxf5 19. Bg4 Bg5 20. Bxf5 Rxf5 21. Rc4  Qa5 22. Qg4 Rbf8 23. Rc8 Bd8 24. Bc1 Qxd5 25. Rxd8 Rxd8 26. Qxf5 Qxb3 27. Bg5  Rf8 28. Qg4 Kh8 29. Be7 Re8 30. Bxd6 Qxd3 31. Bxe5 Rg8 32. Bxd4 Qxa3 33. f4 Qe7  34. f5 Qd7 35. Qf4 Rf8 36. f6 Kg8 37. Qg5 0-1   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.05.28"]  [Round "2"]  [White "Serdijn, A."]  [Black "Willemze, T."]  [Result "0-1"]  [WhiteElo "2045"]  [BlackElo "2389"]  [PlyCount "62"]  [EventDate "2013.??.??"]   1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Nf6 5. Nf3 Bf5 6. Bc4 e6 7. O-O c6 8.  Bf4 Nbd7 9. Re1 Bb4 10. Nh4 Bg4 11. f3 Bh5 12. g4 g5 13. Be5 gxh4 14. Bxf6 Nxf6  15. Re5 Qb6 16. gxh5 O-O-O 17. Ne2 Bd6 18. Re3 Qc7 19. h3 Bf4 20. Ra3 Rhg8+ 21.  Kh1 Nxh5 22. Rxa7 Kb8 23. Ra3 e5 24. Nxf4 Nxf4 25. Qe1 Rxd4 26. Bf1 f6 27. c3  Qg7 28. Qf2 Rd5 29. Re1 Qg3 30. Qa7+ Kc7 31. c4 Qxe1 0-1   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.05.28"]  [Round "2"]  [White "Lauer, A."]  [Black "Zwaan, GJ."]  [Result "1-0"]  [WhiteElo "1809"]  [BlackElo "1434"]  [PlyCount "61"]  [EventDate "2013.??.??"]   1. d4 d5 2. c4 Nc6 3. cxd5 Qxd5 4. Nf3 e5 5. Nc3 Bb4 6. a3 Bxc3+ 7. bxc3 e4 8.  Nd2 Nf6 9. e3 O-O 10. Qc2 Re8 11. c4 Qh5 12. d5 Nd4 13. Qb1 Bg4 14. Bb2 Nf5 15.  Bxf6 gxf6 16. Nxe4 Qh6 17. Qd3 Nxe3 18. Qxe3 Qxe3+ 19. fxe3 Rxe4 20. Kd2 Rae8  21. Re1 Bd7 22. Bd3 R4e5 23. Rhf1 Kg7 24. Rf4 h5 25. Ref1 Rxe3 26. Rxf6 R3e7  27. c5 a6 28. d6 cxd6 29. cxd6 Re1 30. Rxf7+ Kh8 31. Rxe1 1-0   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.05.28"]  [Round "2"]  [White "Mooij, de M"]  [Black "Molsbergen, C."]  [Result "1-0"]  [WhiteElo "1900"]  [BlackElo "1611"]  [PlyCount "65"]  [EventDate "2013.??.??"]   1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Nxd5 6. Nxf7 Kxf7 7. Qf3+ Ke8  8. Bxd5 Qf6 9. Bxc6+ bxc6 10. Qe3 Bd6 11. Nc3 Bf5 12. d3 Kd7 13. Ne4 Qg6 14.  O-O h5 15. Bd2 h4 16. Qg5 Qf7 17. Qe3 Qe7 18. c4 c5 19. Rad1 a5 20. b3 Bg4 21.  f3 Bf5 22. Rfe1 Kc6 23. Nc3 Qf7 24. Rf1 Qg6 25. Bc1 Rh5 26. f4 h3 27. Qf3+ Kd7  28. Qxa8 c6 29. g3 Bxd3 30. Rf3 e4 31. Qb7+ Ke6 32. Rfxd3 exd3 33. Re1+ 1-0   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.05.28"]  [Round "2"]  [White "Numan, G."]  [Black "Spaans, C."]  [Result "0-1"]  [WhiteElo "1402"]  [BlackElo "1925"]  [PlyCount "48"]  [EventDate "2013.??.??"]   1. c4 Nf6 2. g3 c5 3. Bg2 Nc6 4. Nc3 g6 5. e4 d6 6. Nge2 Bg7 7. O-O O-O 8. d3  Ne8 9. Be3 Nd4 10. Rb1 Rb8 11. Qd2 Qa5 12. b4 cxb4 13. Nd5 Nxe2+ 14. Qxe2 e6  15. Nxb4 Bd7 16. Rfc1 b6 17. d4 Nc7 18. Bd2 Qa4 19. Bc3 a5 20. Nd3 b5 21. c5 d5  22. c6 Bxc6 23. Ba1 b4 24. Nb2 Qxa2 0-1   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.05.28"]  [Round "2"]  [White "Hellenberg, J."]  [Black "Schenkelaars, V."]  [Result "1/2-1/2"]  [WhiteElo "1939"]  [BlackElo "1769"]  [PlyCount "73"]  [EventDate "2013.??.??"]   1. c4 Nf6 2. g3 g6 3. Bg2 Bg7 4. Nc3 d6 5. d3 c5 6. e4 Nc6 7. Nge2 O-O 8. O-O  Ne8 9. h3 Nc7 10. Be3 Ne6 11. Qd2 Ned4 12. f4 f5 13. Rad1 Rb8 14. Bf2 a6 15.  Nxd4 Nxd4 16. Kh2 b5 17. b3 Bd7 18. Ne2 e5 19. Nxd4 exd4 20. Rfe1 Re8 21. Re2  Qf6 22. Rde1 b4 23. e5 dxe5 24. Bd5+ Kh8 25. Rxe5 Qd6 26. R5e2 Qf8 27. Qc1 Rxe2  28. Rxe2 Re8 29. Qe1 Rxe2 30. Qxe2 Qe8 31. Qxe8+ Bxe8 32. Be1 a5 33. Bd2 Bf6  34. Kg2 Kg7 35. Kf3 Bd7 36. Bc1 h5 37. h4 1/2-1/2   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.05.28"]  [Round "2"]  [White "Schaeffner, J."]  [Black "Erwich, F."]  [Result "1/2-1/2"]  [WhiteElo "2107"]  [BlackElo "2050"]  [PlyCount "70"]  [EventDate "2013.??.??"]   1. Nf3 c5 2. c4 Nf6 3. g3 b6 4. Bg2 Bb7 5. O-O g6 6. Nc3 Bg7 7. d4 cxd4 8. Qxd4  O-O 9. Qd3 d6 10. Be3 Nbd7 11. Rac1 Nc5 12. Qb1 Nfe4 13. Nd5 e6 14. Nf4 a5 15.  Rfd1 Qc7 16. Nd4 Bxd4 17. Rxd4 e5 18. Nd5 Bxd5 19. Rxd5 f5 20. b3 Rad8 21. a3  Nf6 22. Rdd1 Qe7 23. b4 axb4 24. axb4 Ncd7 25. Bc6 Nb8 26. Bd5+ Nxd5 27. Rxd5  Qc7 28. Qd3 Nc6 29. Rb5 Rb8 30. Qd5+ Kg7 31. Rd1 Na7 32. Rxb6 Rxb6 33. Bxb6  Qxb6 34. Qxd6 Qxd6 35. Rxd6 Nc8 1/2-1/2   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.05.28"]  [Round "2"]  [White "Drunick, van JW"]  [Black "Kettenis, J."]  [Result "1-0"]  [WhiteElo "1926"]  [BlackElo "1520"]  [PlyCount "85"]  [EventDate "2013.??.??"]   1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. Qb3 dxc4 6. Qxc4 O-O 7. e4 e6 8. Be2  Nbd7 9. Bg5 Nb6 10. Qb3 Qd7 11. O-O c6 12. Rac1 Qe8 13. Rfd1 Kh8 14. a4 h6 15.  Bh4 Nh5 16. Ne5 Nf6 17. a5 Nbd7 18. Nc4 g5 19. Bg3 Rg8 20. Nd6 Qe7 21. e5 Ne8  22. Nce4 f5 23. exf6 Ndxf6 24. Nxc8 Rxc8 25. Nc5 Nd6 26. Be5 Nd5 27. Qh3 Bxe5  28. Qxh6+ Qh7 29. Qxh7+ Kxh7 30. Bd3+ Kh6 31. dxe5 Nf7 32. Bb1 Kg7 33. Nxe6+  Kh6 34. Nd4 Nxe5 35. Re1 Rce8 36. Nf5+ Kh5 37. h3 g4 38. hxg4+ Rxg4 39. Ng3+  Kh6 40. Re4 Rxe4 41. Bxe4 Nb4 42. Rd1 Nc4 43. Rd4 1-0   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.05.28"]  [Round "2"]  [White "Koes, R."]  [Black "Landveld, van KJA"]  [Result "1/2-1/2"]  [WhiteElo "1839"]  [BlackElo "1593"]  [PlyCount "75"]  [EventDate "2013.??.??"]   1. Nc3 c6 2. e4 d5 3. Nf3 Bg4 4. h3 Bxf3 5. Qxf3 e6 6. exd5 cxd5 7. d4 Nc6 8.  Bb5 Nf6 9. Be3 Bd6 10. O-O O-O 11. a3 a6 12. Bxc6 bxc6 13. Bg5 Be7 14. Qd3 Nd7  15. Bxe7 Qxe7 16. f4 g6 17. Qg3 Kh8 18. Rae1 Rg8 19. b4 Qf6 20. Qd3 Qf5 21. Qd2  Nb6 22. g4 Qf6 23. Qf2 Nc4 24. Nb1 a5 25. c3 axb4 26. axb4 Ra7 27. Nd2 Ra2 28.  Re2 Nxd2 29. Rxd2 Rxd2 30. Qxd2 Ra8 31. Rb1 h5 32. Rf1 hxg4 33. hxg4 Qh4 34.  Qh2 Qxh2+ 35. Kxh2 Ra2+ 36. Kg3 Rc2 37. Rf3 Kg7 38. Re3 1/2-1/2   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.05.28"]  [Round "2"]  [White "Termeulen, A."]  [Black "Bakker, J."]  [Result "1-0"]  [WhiteElo "2153"]  [BlackElo "1948"]  [PlyCount "59"]  [EventDate "2013.??.??"]   1. e4 Nc6 2. Nf3 d6 3. d4 Nf6 4. c3 Bg4 5. Qb3 Qc8 6. Ng5 e6 7. f4 h6 8. Nxf7  Kxf7 9. h3 Nxe4 10. hxg4 Ng3 11. Rh3 Nxf1 12. Kxf1 d5 13. Nd2 Bd6 14. Nf3 Rf8  15. Kg1 Kg8 16. g5 h5 17. Rxh5 Bxf4 18. Qc2 Bxc1 19. Rxc1 Rf5 20. Nh4 Qe8 21.  g4 g6 22. Nxf5 gxh5 23. Nh6+ Kh8 24. Rf1 e5 25. Rf7 e4 26. Qf2 Qe6 27. Rf8+  Rxf8 28. Qxf8+ Kh7 29. Nf5 hxg4 30. Qg7# 1-0   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.05.28"]  [Round "2"]  [White "Wessel, van R"]  [Black "Geertsma, FJ."]  [Result "1-0"]  [WhiteElo "2379"]  [BlackElo "1980"]  [PlyCount "57"]  [EventDate "2013.??.??"]   1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 e6 5. e3 Be7 6. Bd3 O-O 7. O-O Nbd7 8. Qe2  Qc7 9. e4 dxe4 10. Nxe4 c5 11. Bg5 cxd4 12. Rad1 Re8 13. Nxd4 Nxe4 14. Bxe7  Rxe7 15. Nb5 Qe5 16. Qxe4 Qxe4 17. Bxe4 f5 18. Bf3 a6 19. Nd6 Ne5 20. Be2 Rb8  21. Rfe1 Nf7 22. c5 Rc7 23. b4 Bd7 24. Bc4 Nxd6 25. Rxd6 a5 26. Rxd7 Rxd7 27.  Bxe6+ Rf7 28. bxa5 Ra8 29. Rb1 1-0   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.05.28"]  [Round "2"]  [White "Wissen, van M"]  [Black "Vreugdenhil, F."]  [Result "1-0"]  [WhiteElo "2249"]  [BlackElo "1921"]  [PlyCount "47"]  [EventDate "2013.??.??"]   1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. e5 Qe7 7. Qe2 Nd5 8.  c4 Ba6 9. b3 g6 10. g3 Bg7 11. Bb2 O-O 12. Bg2 f6 13. Qd2 Nb6 14. O-O Bxc4 15.  bxc4 Nxc4 16. exf6 Qf7 17. Qc2 Rfb8 18. Bd4 Bf8 19. Rc1 Nd6 20. Nd2 Nb5 21. Be5  Re8 22. Nf3 Rab8 23. Ng5 Na3 24. Qd3 1-0   [Event "PK LeiSB 2013"]  [Site "?"]  [Date "2013.06.04"]  [Round "3"]  [White "Zeevaarder, M."]  [Black "Postma, J."]  [Result "1/2-1/2"]  [WhiteElo "1806"]  [BlackElo "1677"]  [PlyCount "22"]  [EventDate "2013.06.04"]  [SourceDate "2013.06.04"]   1. e4 c5 2. Nc3 e6 3. g3 d6 4. Bg2 Bd7 5. d3 Nc6 6. Be3 a6 7. Qd2 Be7 8. Nge2  Nf6 9. h3 Qc7 10. O-O Rd8 11. f4 Bc8 1/2-1/2   [Event "PK LeiSB 2013"]  [Site "?"]  [Date "2013.06.04"]  [Round "3"]  [White "Schenkelaars, R."]  [Black "Verheijen, J."]  [Result "0-1"]  [WhiteElo "1510"]  [BlackElo "1622"]  [PlyCount "56"]  [EventDate "2013.??.??"]   1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Qb6 5. b3 Bc5 6. Be3 Nc6 7. Nxc6 Bxe3 8.  fxe3 Qxe3+ 9. Qe2 Qc1+ 10. Qd1 Qxd1+ 11. Kxd1 bxc6 12. Nc3 Nf6 13. Bd3 O-O 14.  Kd2 d5 15. exd5 cxd5 16. a4 Bb7 17. Ne2 e5 18. c3 Rac8 19. b4 e4 20. Bc2 Nd7  21. a5 Ba6 22. Nd4 e3+ 23. Kxe3 Rxc3+ 24. Kd2 Rc4 25. b5 Rxd4+ 26. Ke3 Rc4 27.  Bd3 Re8+ 28. Kd2 Bxb5 0-1   [Event "PK LeiSB 2013"]  [Site "?"]  [Date "2013.06.04"]  [Round "3"]  [White "Kuipers, J."]  [Black "Polak, A."]  [Result "0-1"]  [WhiteElo "1651"]  [BlackElo "1956"]  [PlyCount "33"]  [EventDate "2013.??.??"]   1. d4 c6 2. c4 d5 3. Nf3 Nf6 4. Nc3 a6 5. Bf4 b5 6. c5 Nh5 7. Bxb8 Rxb8 8. e4  Nf6 9. Ne5 Bb7 10. exd5 Nxd5 11. Qh5 g6 12. Qf3 f6 13. Nd3 e6 14. g3 Be7 15. h4  Nxc3 16. bxc3 Qd5 17. Nf4 0-1   [Event "PK LeiSB 2013"]  [Site "?"]  [Date "2013.06.04"]  [Round "3"]  [White "Straver, R."]  [Black "Kuiper, C."]  [Result "1-0"]  [WhiteElo "2123"]  [BlackElo "1372"]  [PlyCount "45"]  [EventDate "2013.??.??"]   1. e4 d6 2. d4 Nf6 3. Nc3 Nbd7 4. Nf3 e5 5. Bc4 h6 6. O-O Be7 7. Re1 c6 8. a4  a5 9. Bb3 Qc7 10. Qd3 Nf8 11. Qc4 Bd8 12. dxe5 Be6 13. exd6 Qd7 14. Qd3 Bxb3  15. cxb3 Ne6 16. e5 Nh7 17. Be3 O-O 18. Rad1 f6 19. Qc4 Kh8 20. Ne4 f5 21. Nc5  Nxc5 22. Bxc5 Re8 23. e6 1-0   [Event "PK LeiSB 2013"]  [Site "?"]  [Date "2013.06.04"]  [Round "3"]  [White "Aalders, P."]  [Black "Wagemans, E."]  [Result "1-0"]  [WhiteElo "1904"]  [BlackElo "1911"]  [PlyCount "53"]  [EventDate "2013.??.??"]   1. c4 e5 2. Nc3 Nf6 3. g3 g6 4. Nf3 Nc6 5. Bg2 Bg7 6. O-O O-O 7. d3 d6 8. Rb1  a5 9. a3 Bd7 10. b4 axb4 11. axb4 Rb8 12. Bg5 h6 13. Bxf6 Qxf6 14. Nd5 Qd8 15.  b5 Ne7 16. Nd2 c6 17. bxc6 Bxc6 18. Nxe7+ Qxe7 19. Bd5 Kh7 20. Qb3 Qc7 21. Qb6  Rfc8 22. Ne4 Bf8 23. Qxc7 Rxc7 24. Bxc6 Rxc6 25. Rb5 Kg7 26. Rfb1 f5 27. Rxb7+  1-0   [Event "PK LeiSB 2013"]  [Site "?"]  [Date "2013.06.04"]  [Round "3"]  [White "Weiland, H."]  [Black "Numan, G."]  [Result "1/2-1/2"]  [WhiteElo "1826"]  [BlackElo "1402"]  [PlyCount "52"]  [EventDate "2013.??.??"]   1. Nf3 d5 2. d4 Nf6 3. g3 g6 4. Bg2 Bg7 5. c4 c6 6. Nc3 O-O 7. cxd5 cxd5 8. O-O  Nc6 9. Ne5 e6 10. Nxc6 bxc6 11. Qc2 Nd7 12. Rd1 Ba6 13. f4 Rc8 14. b4 Bc4 15.  Ba3 Bb5 16. Nxb5 cxb5 17. Qd3 a6 18. e4 Nb6 19. e5 Qd7 20. Bc1 Rc6 21. Be3 Rfc8  22. Rdc1 Bf8 23. a3 Nc4 24. Bf1 Qc7 25. Re1 Qd7 26. Qb3 R8c7 1/2-1/2   [Event "PK LeiSB 2013"]  [Site "?"]  [Date "2013.06.04"]  [Round "3"]  [White "Verschoor, M."]  [Black "Zwaan, GJ."]  [Result "0-1"]  [WhiteElo "1600"]  [BlackElo "1434"]  [PlyCount "82"]  [EventDate "2013.??.??"]   1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 d6 5. Nc3 Nf6 6. Bb5 Bd7 7. O-O e6 8.  Kh1 Be7 9. f4 O-O 10. Nb3 a6 11. Be2 Qc7 12. Be3 b5 13. a3 Bc8 14. Bf3 Bb7 15.  Qe2 Rfe8 16. Rad1 b4 17. axb4 Nxb4 18. Rd4 a5 19. Rc4 Qb8 20. Qf2 Ba6 21. Rxb4  axb4 22. Ne2 Bxe2 23. Qxe2 Ra2 24. Rd1 Rd8 25. Nd4 Qc8 26. g4 d5 27. exd5 exd5  28. g5 Ne4 29. Bg4 Qc4 30. Qxc4 dxc4 31. Nc6 Rxd1+ 32. Bxd1 Bf8 33. Bf3 f5 34.  Bd4 c3 35. bxc3 bxc3 36. Be2 Rxc2 37. Bc4+ Kh8 38. Ne5 Nd6 39. Bd3 Rc1+ 40. Kg2  c2 41. Kg3 Rd1 0-1   [Event "PK LeiSB 2013"]  [Site "?"]  [Date "2013.06.04"]  [Round "3"]  [White "Haastert, van E"]  [Black "Termeulen, A."]  [Result "1-0"]  [WhiteElo "2398"]  [BlackElo "2153"]  [PlyCount "41"]  [EventDate "2013.??.??"]   1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Be3 c6 5. h3 Nbd7 6. a4 Qa5 7. Bd3 e5 8. Nge2  Bg7 9. O-O O-O 10. Nc1 Re8 11. dxe5 Nxe5 12. Be2 Be6 13. Nb3 Qb4 14. a5 Nxe4  15. Na2 Qa4 16. Nac1 Qb4 17. c3 Nxc3 18. bxc3 Qh4 19. Nd4 Bd5 20. Ra4 b5 21.  Nxb5 1-0   [Event "PK LeiSB 2013"]  [Site "?"]  [Date "2013.06.04"]  [Round "3"]  [White "Bakker, J."]  [Black "Oei, F."]  [Result "1/2-1/2"]  [WhiteElo "1948"]  [BlackElo "2051"]  [PlyCount "53"]  [EventDate "2013.??.??"]   1. b3 e5 2. Bb2 Nc6 3. e3 Nf6 4. Nf3 d6 5. d4 e4 6. d5 Nb8 7. Nfd2 Bf5 8. c4  Nbd7 9. Be2 h5 10. Nc3 a6 11. f3 Qe7 12. Ndxe4 Bxe4 13. Nxe4 Nxe4 14. fxe4 Qh4+  15. Kd2 Qxe4 16. Bf3 Qg6 17. Qc2 Qxc2+ 18. Kxc2 O-O-O 19. Rae1 Re8 20. Rhf1 Ne5  21. Bd4 g6 22. Be2 Rh7 23. Bd3 Bg7 24. h3 f5 25. Bxe5 Bxe5 26. Rxf5 Rg7 27. Rf3  1/2-1/2   [Event "PK LeiSB 2013"]  [Site "?"]  [Date "2013.06.04"]  [Round "3"]  [White "Fakkert, E."]  [Black "Hellenberg, J."]  [Result "1-0"]  [WhiteElo "1708"]  [BlackElo "1939"]  [PlyCount "51"]  [EventDate "2013.??.??"]   1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Nc6 5. Be2 Bd6 6. Nc3 Nge7 7. Bg5 f6 8.  Be3 Be6 9. a3 a6 10. Qd2 Qd7 11. Na4 b6 12. Nc3 Nf5 13. Bf4 Bxf4 14. Qxf4 g5  15. Qd2 g4 16. Ng1 Nfxd4 17. O-O-O Nxe2+ 18. Ngxe2 O-O-O 19. Nf4 d4 20. Qe2 Kb7  21. Nxe6 Rde8 22. Rhe1 Re7 23. Qxg4 Rhe8 24. Nc5+ bxc5 25. Qxd7 Rxe1 26. Nd5  1-0   [Event "PK LeiSB 2013"]  [Site "?"]  [Date "2013.06.04"]  [Round "3"]  [White "Wissen, M. van"]  [Black "Drunick, J.W. van"]  [Result "1/2-1/2"]  [ECO "C02"]  [PlyCount "62"]  [EventDate "2013.??.??"]  [SourceDate "2013.06.05"]   1. e4 e6 2. Nf3 d5 3. e5 c5 4. c3 Nc6 5. d4 Qb6 6. a3 Nh6 7. b4 cxd4 8. Bxh6  gxh6 9. cxd4 Bd7 10. Be2 Rc8 11. O-O Bg7 12. Ra2 O-O 13. Qd3 f6 14. exf6 Rxf6  15. Nbd2 Be8 16. b5 Bg6 17. Qc3 Ne7 18. Qb4 Bf8 19. Nb3 Nf5 20. Qd2 Nd6 21. Nc5  Ne4 22. Nxe4 Bxe4 23. Ne5 Qc7 24. Bd3 Bxd3 25. Qxd3 Bd6 26. Ng4 Rg6 27. h3 Qc3  28. Qd1 Bf4 29. Re1 Kh8 30. Rae2 h5 31. Ne3 Rcg8 1/2-1/2   [Event "PK LeiSB 2013"]  [Site "?"]  [Date "2013.06.04"]  [Round "3"]  [White "Briemen, W. van"]  [Black "Faydi, J."]  [Result "1-0"]  [ECO "E94"]  [PlyCount "67"]  [EventDate "2013.??.??"]   1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Nf3 Na6 7. O-O e5 8. Bg5  h6 9. Bh4 g5 10. Bg3 Nh5 11. d5 c5 12. Nd2 Nf4 13. Bg4 Bxg4 14. Qxg4 h5 15. Qf5  Nb4 16. h4 Nc2 17. Bxf4 gxf4 18. Rac1 Nd4 19. Qxh5 f5 20. Nf3 Nxf3+ 21. gxf3  Qd7 22. Kh2 Qf7 23. Qxf5 Qxf5 24. exf5 Rxf5 25. Ne4 Rd8 26. Rg1 Kh8 27. Rg6 Rh5  28. Kh3 Rh6 29. Rcg1 Rd7 30. Rxh6+ Bxh6 31. Rg6 Bf8 32. Nf6 Rg7 33. Rh6+ Rh7  34. Rxh7# 1-0   [Event "PK LeiSB 2013"]  [Site "?"]  [Date "2013.06.04"]  [Round "3"]  [White "Geertsma, F.J."]  [Black "Noordijk, E."]  [Result "1/2-1/2"]  [ECO "A54"]  [PlyCount "45"]  [EventDate "2013.??.??"]   1. c4 Nf6 2. d4 d6 3. Nc3 Nbd7 4. Nf3 e5 5. e3 c6 6. Bd3 Qc7 7. O-O Be7 8. b3  O-O 9. Qc2 Re8 10. Bb2 Nf8 11. h3 Bd8 12. Rfd1 Ng6 13. Rd2 exd4 14. Nxd4 Ne5  15. Bf5 g6 16. Bxc8 Rxc8 17. Qd1 Be7 18. Rc1 Rcd8 19. Nf3 Qa5 20. Rcc2 Ned7 21.  a3 Qh5 22. Rd4 Ne5 23. Nxe5 1/2-1/2   [Event "PK LeiSB 2013"]  [Site "?"]  [Date "2013.06.04"]  [Round "3"]  [White "Hof, E. van 't"]  [Black "Schaeffner, J."]  [Result "1/2-1/2"]  [ECO "E32"]  [PlyCount "94"]  [EventDate "2013.??.??"]   1. d4 e6 2. c4 Nf6 3. Nc3 Bb4 4. Qc2 b6 5. a3 Bxc3+ 6. Qxc3 Bb7 7. f3 d5 8. Bg5  Nbd7 9. cxd5 exd5 10. e3 O-O 11. Nh3 Re8 12. Bb5 c6 13. Ba4 Qe7 14. Kf2 h6 15.  Bh4 Ne4+ 16. fxe4 Qxh4+ 17. Kg1 Rxe4 18. Nf2 Re6 19. Re1 Rae8 20. g3 Qg5 21.  Nd1 Nf6 22. Kg2 Ng4 23. h4 Qe7 24. Kf3 h5 25. Qd3 g6 26. Rhg1 b5 27. Bc2 c5 28.  Qd2 c4 29. Rg2 Qd7 30. Rge2 Nf6 31. Nf2 Ne4 32. Bxe4 dxe4+ 33. Kg2 Rf6 34. Nh3  Rf3 35. Rf2 Qg4 36. Rxf3 exf3+ 37. Kh2 Be4 38. Nf2 Qe6 39. Rd1 Bd5 40. Re1 f5  41. Qa5 Qd7 42. Kg1 Qd6 43. Kh2 a6 44. Qd2 Kg7 45. Nh3 Qb6 46. Kg1 a5 47. Kf2  b4 1/2-1/2   [Event "PK LeiSB 2013"]  [Site "?"]  [Date "2013.06.04"]  [Round "3"]  [White "Peut, A. van de"]  [Black "Serdijn, A."]  [Result "1-0"]  [ECO "C27"]  [PlyCount "89"]  [EventDate "2013.??.??"]   1. e4 e5 2. Nc3 Nf6 3. Bc4 Bc5 4. d3 d6 5. Na4 Bb4+ 6. c3 Ba5 7. b4 Bb6 8. Nxb6  axb6 9. Nf3 O-O 10. O-O Bg4 11. h3 Bh5 12. Bg5 c6 13. d4 Nbd7 14. dxe5 Nxe5 15.  Be2 Bg6 16. Nxe5 dxe5 17. f3 b5 18. Qxd8 Rfxd8 19. Rfd1 Rxd1+ 20. Rxd1 Kf8 21.  Bxf6 gxf6 22. Rd2 f5 23. exf5 Bxf5 24. c4 bxc4 25. Bxc4 Ra4 26. Rb2 Ke7 27. Kf2  b5 28. Be2 Be6 29. Bd1 Rxa2 30. Rxa2 Bxa2 31. Bc2 h6 32. Ke3 Kd6 33. g4 c5 34.  bxc5+ Kxc5 35. h4 b4 36. g5 b3 37. gxh6 bxc2 38. Kd2 Bb1 39. Kc1 f5 40. h7 e4  41. fxe4 fxe4 42. h8=Q Kc4 43. Qd8 e3 44. h5 e2 45. Qd2 1-0   [Event "PK LeiSB 2013"]  [Site "?"]  [Date "2013.06.04"]  [Round "3"]  [White "Heemskerk, W."]  [Black "Roorda, T."]  [Result "1-0"]  [ECO "E65"]  [PlyCount "113"]  [EventDate "2013.??.??"]   1. c4 Nf6 2. g3 g6 3. Bg2 Bg7 4. Nc3 O-O 5. d4 c5 6. Nf3 cxd4 7. Nxd4 Nc6 8.  O-O d6 9. Nxc6 bxc6 10. Bxc6 Rb8 11. Bg2 Qc7 12. b3 d5 13. Bf4 e5 14. Bg5 dxc4  15. Bxf6 Bxf6 16. Nd5 Qd6 17. bxc4 Bg7 18. Qa4 Qd7 19. Qxd7 Bxd7 20. Rab1 Be6  21. Ne7+ Kh8 22. Bd5 Bh3 23. Rfc1 Bh6 24. e3 f5 25. Bg2 Bxg2 26. Kxg2 f4 27.  exf4 exf4 28. Rxb8 Rxb8 29. Rc2 fxg3 30. hxg3 Bf8 31. Nd5 Bc5 32. Nf6 Kg7 33.  Nd7 Rc8 34. Nxc5 Rxc5 35. Kf3 Kf6 36. Ke4 Ke6 37. Kd4 Kd6 38. f4 h5 39. Re2 Ra5  40. Re5 Ra6 41. Rg5 Kc7 42. a4 Rf6 43. Ke4 Re6+ 44. Kd5 Ra6 45. c5 Rxa4 46.  Rxg6 h4 47. gxh4 Rxf4 48. Rg7+ Kd8 49. Rh7 a5 50. h5 a4 51. h6 a3 52. Ra7 Rh4  53. h7 Rh5+ 54. Kc4 Rh4+ 55. Kb5 a2 56. Rxa2 Rxh7 57. Ra8+ 1-0   [Event "PK LeiSB 2013"]  [Site "?"]  [Date "2013.06.04"]  [Round "3"]  [White "Spaans, C."]  [Black "Kubbenga, M."]  [Result "1-0"]  [ECO "C44"]  [PlyCount "61"]  [EventDate "2013.??.??"]   1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Bc5 5. O-O d6 6. c3 Bg4 7. Qb3 Na5 8.  Qa4+ c6 9. cxd4 Bxf3 10. dxc5 Nxc4 11. Qxc4 Bg4 12. Qb4 dxc5 13. Qxb7 Ne7 14.  Bg5 f6 15. Be3 Be2 16. Re1 O-O 17. Nc3 Bh5 18. Bxc5 Rf7 19. Bxe7 Rxe7 20. Qxc6  Rd7 21. Qb5 g5 22. Nd5 Rd6 23. Rac1 Rb8 24. Qc4 Bf7 25. b3 Bxd5 26. exd5 Qa5  27. Qc7 Qxc7 28. Rxc7 Rxd5 29. Rxa7 Rbd8 30. g3 R8d7 31. Re7 1-0   [Event "PK LeiSB 2013"]  [Site "?"]  [Date "2013.06.04"]  [Round "3"]  [White "Zwinkels, W."]  [Black "Lauer, A."]  [Result "0-1"]  [ECO "C29"]  [PlyCount "56"]  [EventDate "2013.??.??"]   1. e4 e5 2. Nc3 Nf6 3. f4 d5 4. fxe5 Nxe4 5. d3 Nxc3 6. bxc3 d4 7. Nf3 dxc3 8.  Be2 Nc6 9. O-O Bc5+ 10. Kh1 O-O 11. Qe1 Re8 12. Qg3 Nd4 13. Bd1 Nf5 14. Qf4 Qd5  15. Re1 Re7 16. Ng5 Qd4 17. Rb1 f6 18. Nf3 Qf2 19. Qc4+ Be6 20. Qxc3 Bxa2 21.  Rxb7 Bd5 22. Rb5 Bxf3 23. Bxf3 Rxe5 24. Qb3+ Kf8 25. Rb8+ Rxb8 26. Qxb8+ Kf7  27. Bh5+ g6 28. Qxc7+ Ne7 0-1   [Event "PK LeiSB 2013"]  [Site "?"]  [Date "2013.06.04"]  [Round "3"]  [White "Schenkelaars, V."]  [Black "Jeu, M. de"]  [Result "1/2-1/2"]  [ECO "A53"]  [PlyCount "74"]  [EventDate "2013.??.??"]   1. Nf3 d6 2. d4 Bg4 3. e3 Nf6 4. c4 c6 5. Be2 Nbd7 6. Nc3 g6 7. h3 Bxf3 8. Bxf3  Bg7 9. O-O O-O 10. Bd2 Rb8 11. Qc2 c5 12. d5 a6 13. Be2 e6 14. e4 exd5 15. Nxd5  Nxd5 16. exd5 b5 17. Rab1 Re8 18. Rfe1 Qh4 19. Bf1 Rxe1 20. Bxe1 Ne5 21. b3 b4  22. Bd2 Re8 23. Re1 Qd8 24. Qe4 Kf8 25. f4 Nd7 26. Qxe8+ Qxe8 27. Rxe8+ Kxe8  28. g4 Ke7 29. Kf2 Bd4+ 30. Kf3 f6 31. Bd3 Kf7 32. h4 a5 33. Be1 Bb2 34. Bf2  Bc1 35. Be4 Kg7 36. Bg3 Bb2 37. Bc2 Bc3 1/2-1/2   [Event "PK LeiSB 2013"]  [Site "?"]  [Date "2013.06.04"]  [Round "3"]  [White "Coene, I."]  [Black "Wessel, R. van"]  [Result "0-1"]  [ECO "E04"]  [PlyCount "126"]  [EventDate "2013.??.??"]   1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. g3 dxc4 5. Bg2 e6 6. O-O b5 7. a4 Qb6 8. b3  cxb3 9. Qxb3 Nbd7 10. Nbd2 Bb7 11. a5 Qa6 12. Ba3 c5 13. dxc5 Nxc5 14. Bxc5  Bxc5 15. Rfb1 b4 16. Rc1 Rc8 17. Bf1 O-O 18. e3 Qd6 19. Bg2 Rfd8 20. Qb2 Qb8  21. Nb3 Be7 22. Nfd4 Bxg2 23. Kxg2 Qb7+ 24. Kg1 Ne4 25. Rxc8 Rxc8 26. Qe2 Nc3  27. Qh5 g6 28. Qe5 Qd5 29. Qxd5 Nxd5 30. Kf1 a6 31. Rc1 Nc3 32. Ke1 e5 33. Ne2  f6 34. Nxc3 bxc3 35. Kd1 Ba3 36. Rc2 Bb2 37. Re2 Kf7 38. Kc2 h5 39. Re1 Ke6 40.  Rd1 h4 41. gxh4 Kf5 42. Rd6 Rc4 43. Rxa6 Rxh4 44. Nc5 Rxh2 45. Kd3 e4+ 46. Nxe4  c2 47. Nd6+ Kg4 48. Kxc2 Rxf2+ 49. Kd3 Be5 50. Nc4 g5 51. Nd2 Rh2 52. Ne4 f5  53. Nf6+ Bxf6 54. Rxf6 Ra2 55. a6 Ra5 56. Kd4 Kf3 57. e4 Ra4+ 58. Kd3 f4 59. e5  g4 60. Rb6 g3 61. e6 g2 62. Rb1 Rxa6 63. e7 Re6 0-1   [Event "PK LeiSB 2013"]  [Site "?"]  [Date "2013.06.04"]  [Round "3"]  [White "Willemze, T."]  [Black "Bloothoofd, G."]  [Result "1/2-1/2"]  [ECO "B76"]  [PlyCount "106"]  [EventDate "2013.??.??"]   1. e4 c5 2. Nc3 Nc6 3. Nf3 g6 4. d4 cxd4 5. Nxd4 Bg7 6. Be3 d6 7. Qd2 Nf6 8. f3  O-O 9. g4 Bd7 10. O-O-O Qa5 11. Kb1 Rfc8 12. Nb3 Qd8 13. g5 Ne8 14. h4 Ne5 15.  Nd4 b5 16. h5 b4 17. Nd5 Nc7 18. hxg6 hxg6 19. f4 Nxd5 20. exd5 Ng4 21. Bg1 a5  22. Bh3 b3 23. cxb3 a4 24. b4 Rc4 25. Bf1 Qc8 26. a3 Bf5+ 27. Ka1 Be4 28. Bxc4  Qxc4 29. Rc1 Qxd5 30. Rh4 e5 31. Rxg4 exd4 32. Re1 Rc8 33. f5 gxf5 34. Rh4 Rc2  35. Qxc2 Bxc2 36. Re8+ Bf8 37. Bxd4 f6 38. Rc8 Qf3 39. Rxc2 Qd1+ 40. Ka2 Qxc2  41. gxf6 Qc4+ 42. Ka1 Bh6 43. b5 Be3 44. Rh8+ Kxh8 45. f7+ Qxd4 46. f8=Q+ Kh7  47. Qxf5+ Kg7 48. Qf3 Qc5 49. Qg4+ Kf6 50. Qxa4 Bd4 51. Qb3 Qb6 52. a4 Be5 53.  Ka2 Ke7 1/2-1/2   [Event "PK LeiSB 2013"]  [Site "?"]  [Date "2013.06.04"]  [Round "3"]  [White "Ruyter, W. de"]  [Black "Maat, N. v.d"]  [Result "0-1"]  [ECO "C42"]  [PlyCount "61"]  [EventDate "2013.??.??"]   1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Bd6 7. c4 c6 8. h3  O-O 9. O-O 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 "PK LeiSB 2013"]  [Site "?"]  [Date "2013.06.04"]  [Round "3"]  [White "Pijpers, A."]  [Black "Wantola, I."]  [Result "1/2-1/2"]  [ECO "B06"]  [PlyCount "115"]  [EventDate "2013.??.??"]   1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Be3 a6 5. Qd2 Nd7 6. h4 b5 7. h5 Bb7 8. f3 c5  9. O-O-O Qa5 10. Kb1 Rc8 11. g4 gxh5 12. Rxh5 Ngf6 13. Rh4 b4 14. Nce2 Nb6 15.  Nc1 c4 16. g5 c3 17. Qh2 Nfd5 18. Nb3 Qa4 19. exd5 Nxd5 20. Bc1 cxb2 21. Bxb2  Ne3 22. Rc1 Nxf1 23. Rxf1 Qb5 24. Re1 Qxg5 25. Rxh7 Kd7 26. Rxh8 Rxh8 27. Qd2  Qxd2 28. Nxd2 Rh4 29. Ne4 Bd5 30. Ng3 Rh2 31. Nf5 Bf6 32. Ne3 Kc6 33. Ng4 Rh1  34. Nxf6 exf6 35. Bc1 Kb5 36. Be3 a5 37. Kb2 a4 38. a3 b3 39. Bf4 Rh4 40. Bxd6  Rxd4 41. Bb4 Rh4 42. Re2 Rh1 43. Rg2 Kc4 44. Rg4+ Kb5 45. Bd6 Kc6 46. Bb8 Rh8  47. Bg3 Rh1 48. Bf4 f5 49. Rg2 Rh4 50. Be3 bxc2 51. Kxc2 Kd7 52. Kd3 Rh8 53.  Kd4 Be6 54. Ke5 Rb8 55. Rd2+ Ke8 56. Bg5 Bd7 57. Rd3 Rb6 58. Nh3 1/2-1/2   [Event "PK LeiSB 2013"]  [Site "?"]  [Date "2013.06.04"]  [Round "3"]  [White "Korving, F."]  [Black "Vreugdenhil, F."]  [Result "0-1"]  [ECO "C26"]  [PlyCount "94"]  [EventDate "2013.??.??"]   1. e4 e5 2. Nc3 Nf6 3. g3 d5 4. exd5 Nxd5 5. Nge2 Bg4 6. Bg2 c6 7. O-O Nxc3 8.  bxc3 Be7 9. d4 O-O 10. Be3 Qc7 11. Re1 Rd8 12. Qd3 Nd7 13. Qc4 Nb6 14. Qd3 Nd7  15. f4 Bf6 16. fxe5 Bxe5 17. dxe5 Nxe5 18. Qe4 Re8 19. Qf4 Qc8 20. Nd4 Ng6 21.  Qf2 Bh3 22. Bg5 Qd7 23. Rad1 Qg4 24. Bc1 Ne5 25. Kh1 c5 26. Nb5 Bxg2+ 27. Kxg2  Ng6 28. Kh1 a6 29. Rxe8+ Rxe8 30. Rf1 Qe4+ 31. Kg1 Re7 32. Na3 Ne5 33. Be3 Ng4  34. Qf3 Qxe3+ 35. Qxe3 Rxe3 36. Rd1 h6 37. Rd3 Re1+ 38. Kg2 Ra1 39. h3 Rxa2 40.  Nc4 Rxc2+ 41. Kf3 Nf6 42. Ne3 Rc1 43. Kf4 b5 44. Rd8+ Kh7 45. Ra8 Rxc3 46. Rxa6  Nh5+ 47. Kf3 Nxg3 0-1   [Event "PK LeiSB 2013"]  [Site "?"]  [Date "2013.06.04"]  [Round "3"]  [White "Molsbergen, C."]  [Black "Bingen, S."]  [Result "0-1"]  [ECO "C41"]  [PlyCount "144"]  [EventDate "2013.??.??"]   1. e4 e5 2. Nf3 d6 3. Bc4 Bg4 4. d3 Be7 5. c3 Nd7 6. Nbd2 Ngf6 7. Qb3 O-O 8.  Ng5 d5 9. exd5 Nc5 10. Nxf7 Rxf7 11. Qc2 Nxd5 12. Ne4 c6 13. Be3 Nxe4 14. dxe4  b5 15. Bb3 Nxe3 16. Bxf7+ Kxf7 17. fxe3 Be6 18. O-O+ Bf6 19. Rad1 Qc7 20. b3  Kg8 21. Rd3 a5 22. Rfd1 Rd8 23. h3 Rxd3 24. Qxd3 h6 25. Qd6 Qc8 26. Qc5 Qc7 27.  Rd6 Be7 28. Rxc6 Bxc5 29. Rxc7 Bxe3+ 30. Kf1 Kh7 31. Re7 Bc8 32. Rxe5 Bd2 33.  Ke2 Bxc3 34. Rc5 Bb7 35. Rxc3 Bxe4 36. Kf2 Bb1 37. a3 Ba2 38. a4 b4 39. Rc5  Bxb3 40. Rxa5 Bc2 41. Ke2 b3 42. Kd2 Be4 43. g3 b2 44. Rb5 b1=Q 45. Rxb1 Bxb1  46. a5 Be4 47. Ke3 Ba8 48. Kf4 g5+ 49. Kf5 Kg7 50. h4 gxh4 51. gxh4 Bc6 52. Kg4  Kg6 53. a6 Bd5 54. a7 Ba8 55. h5+ Kf6 56. Kf4 Bc6 57. Kg4 Ba8 58. Kf4 Bc6 59.  Kg4 Ke5 60. Kh4 Kf5 61. Kg3 Kg5 62. Kh3 Kxh5 63. Kg3 Kg5 64. Kh3 h5 65. Kg3 h4+  66. Kh3 Bd7+ 67. Kg2 Bc6+ 68. Kh3 Bf3 69. Kh2 Kg4 70. Kg1 h3 71. Kh2 Ba8 72.  Kg1 Kg3 0-1   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.06.11"]  [Round "4"]  [White "Wessel, van R"]  [Black "Haastert, van E"]  [Result "1-0"]  [WhiteElo "2379"]  [BlackElo "2398"]  [PlyCount "113"]  [EventDate "2013.??.??"]   1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. h3 g6 7. Nf3 Bg7 8. Bf4  a6 9. a4 O-O 10. e3 Re8 11. Nd2 Nbd7 12. Be2 Ne5 13. O-O Nfd7 14. Qc2 f5 15.  Bh2 b6 16. Rae1 Nf6 17. f4 Nf7 18. Bf3 b5 19. axb5 axb5 20. Nxb5 Ba6 21. Na3  Bxf1 22. Kxf1 Rb8 23. Nac4 Rb4 24. Re2 Qa8 25. Bg3 Qa2 26. Be1 Nd7 27. g4 fxg4  28. Bxg4 Nf8 29. Qd3 Qa6 30. b3 Rb7 31. Rg2 Qa1 32. h4 Qc3 33. Ke2 Qd4 34. Qxd4  cxd4 35. e4 Bh6 36. Bg3 Reb8 37. Na5 Rb5 38. Nc6 Rxb3 39. Nxb3 Rxb3 40. Nxd4  Rb4 41. Kd3 Bg7 42. Bf2 Nd8 43. Be3 Nb7 44. Ne6 Rb3+ 45. Ke2 Nxe6 46. Bxe6+ Kf8  47. h5 Rb2+ 48. Kf3 Rxg2 49. Kxg2 Nc5 50. Bxc5 dxc5 51. d6 Ke8 52. Kf3 Bb2 53.  Bg8 gxh5 54. Bxh7 c4 55. e5 Kd7 56. Ke4 Bc1 57. Kd5 1-0   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.06.11"]  [Round "4"]  [White "Ketel, van R"]  [Black "Heemskerk, W."]  [Result "1-0"]  [WhiteElo "2236"]  [BlackElo "2243"]  [PlyCount "93"]  [EventDate "2013.??.??"]   1. d4 d6 2. f4 Nf6 3. c4 e5 4. dxe5 dxe5 5. Qxd8+ Kxd8 6. Nf3 Bb4+ 7. Nbd2 exf4  8. a3 Bc5 9. Nb3 Be3 10. Ne5 Ke7 11. Nd3 Ne4 12. Nxf4 Bf2+ 13. Kd1 c6 14. e3  Rd8+ 15. Kc2 Bg4 16. Bd3 g5 17. Bxe4 gxf4 18. exf4 Be2 19. Be3 Bxe3 20. Rhe1  Bxf4 21. Rxe2 Kf8 22. Rf1 Bxh2 23. Ref2 Rd7 24. Bxh7 Na6 25. Bg6 Kg7 26. Bxf7  Rf8 27. Bh5 Rxf2+ 28. Rxf2 Bg1 29. Rf5 b6 30. Bf3 Rd6 31. Re5 Kf6 32. Re1 Bh2  33. Rh1 Bf4 34. Rh7 Nc5 35. Nxc5 bxc5 36. Rxa7 Rd2+ 37. Kc3 Rf2 38. b4 Bd2+ 39.  Kb3 Bc1 40. bxc5 Rb2+ 41. Kc3 Ra2 42. Bxc6 Be3 43. Kb4 Bd2+ 44. Kb3 Ra1 45. Ra6  Be3 46. Bd5+ Ke7 47. Re6+ 1-0   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.06.11"]  [Round "4"]  [White "Spaans, C."]  [Black "Pijpers, A."]  [Result "0-1"]  [WhiteElo "1925"]  [BlackElo "2362"]  [PlyCount "48"]  [EventDate "2013.??.??"]   1. e4 e6 2. d4 d5 3. Nc3 h6 4. Bd3 Nc6 5. Nge2 Nb4 6. exd5 Nxd3+ 7. Qxd3 exd5  8. Bf4 Nf6 9. Nb5 Bb4+ 10. c3 Ba5 11. Qg3 Nh5 12. Bxc7 Nxg3 13. Bxd8 Bxd8 14.  hxg3 O-O 15. Nf4 Bd7 16. Nd6 Be7 17. Nxb7 Rab8 18. Nc5 Bxc5 19. dxc5 Rfe8+ 20.  Kd1 Rxb2 21. Nd3 Ba4+ 22. Kc1 Rc2+ 23. Kb1 Rb8+ 24. Nb4 Rxc3 0-1   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.06.11"]  [Round "4"]  [White "Bloothoofd, G."]  [Black "Briemen, van W"]  [Result "1-0"]  [WhiteElo "2098"]  [BlackElo "2000"]  [PlyCount "47"]  [EventDate "2013.??.??"]   1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Ne7 7. h4 Qa5 8. Bd2  Qa4 9. h5 cxd4 10. cxd4 b6 11. h6 gxh6 12. c3 Qxd1+ 13. Rxd1 Ba6 14. Bxh6 Bxf1  15. Kxf1 Nf5 16. g4 Nxh6 17. Rxh6 Nc6 18. Nf3 Rc8 19. Ng5 Nd8 20. Rd3 Rc4 21.  Nxh7 Ke7 22. g5 Ra4 23. Nf6 Rf8 24. Rh7 1-0   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.06.11"]  [Round "4"]  [White "Lauer, A."]  [Black "Willemze, T."]  [Result "0-1"]  [WhiteElo "1809"]  [BlackElo "2389"]  [PlyCount "60"]  [EventDate "2013.??.??"]   1. Nf3 c5 2. c4 Nf6 3. Nc3 g6 4. e4 d6 5. d4 cxd4 6. Nxd4 Bg7 7. f3 O-O 8. Be3  Nc6 9. Qd2 Nxd4 10. Bxd4 Be6 11. Be2 Qa5 12. a3 Rfc8 13. b4 Qd8 14. Nd5 a5 15.  Nb6 axb4 16. Qxb4 Nd7 17. Bxg7 Qxb6 18. Qxb6 Nxb6 19. Bd4 Nxc4 20. O-O Nd2 21.  Rfb1 Nxb1 22. Rxb1 Bc4 23. Kf1 Bxe2+ 24. Kxe2 Ra4 25. Be3 Rxa3 26. Bh6 Rc2+ 27.  Kf1 b5 28. Rxb5 Ra1+ 29. Rb1 Rxb1+ 30. Bc1 Rbxc1# 0-1   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.06.11"]  [Round "4"]  [White "Schaeffner, J."]  [Black "Wissen, van M"]  [Result "0-1"]  [WhiteElo "2107"]  [BlackElo "2249"]  [PlyCount "54"]  [EventDate "2013.??.??"]   1. Nf3 g6 2. c4 Bg7 3. g3 e5 4. Nc3 Nc6 5. Bg2 f5 6. O-O Nf6 7. d3 O-O 8. Rb1  a5 9. a3 d6 10. b4 axb4 11. axb4 h6 12. Nd5 g5 13. b5 Ne7 14. Nd2 Nexd5 15.  cxd5 b6 16. f4 Ng4 17. Nc4 exf4 18. gxf4 Qe8 19. e3 Bd7 20. h3 Nf6 21. fxg5  hxg5 22. Na3 g4 23. h4 Rxa3 24. Bxa3 Qxe3+ 25. Kh1 Nh5 26. Re1 Qf2 27. Rb4 Bc3  0-1   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.06.11"]  [Round "4"]  [White "Maat, van der N"]  [Black "Coene, I."]  [Result "0-1"]  [WhiteElo "1846"]  [BlackElo "2206"]  [PlyCount "54"]  [EventDate "2013.??.??"]   1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 Nf6 6. Bd3 Be7 7. h3 O-O 8.  O-O Re8 9. c4 Nbd7 10. Nc3 c6 11. Bf4 Nf8 12. d5 Ng6 13. Bh2 Bf8 14. Re1 Rxe1+  15. Qxe1 cxd5 16. cxd5 Bd7 17. Qd2 Qb6 18. Ng5 Rc8 19. Nge4 Nxe4 20. Bxe4 Be7  21. Kh1 Bf6 22. f4 Qb4 23. Bxg6 hxg6 24. Re1 Rxc3 25. bxc3 Bxc3 26. Qe3 Bxe1  27. Qe7 Bf2 0-1   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.06.11"]  [Round "4"]  [White "Termeulen, A."]  [Black "Peut, van der A"]  [Result "1-0"]  [WhiteElo "2153"]  [BlackElo "1893"]  [PlyCount "51"]  [EventDate "2013.??.??"]   1. e4 e6 2. Nf3 d5 3. e5 c5 4. b4 d4 5. bxc5 Bxc5 6. Bd3 Nc6 7. O-O Nge7 8. Re1  Ng6 9. Bxg6 hxg6 10. d3 Qe7 11. Nbd2 Bd7 12. Rb1 O-O-O 13. Ne4 f6 14. Rb5 Bb6  15. Rxb6 axb6 16. Nd6+ Kb8 17. Ba3 Nxe5 18. Nxe5 fxe5 19. Nc4 Qh4 20. Bd6+ Ka7  21. Bxe5 Bc6 22. Qb1 b5 23. Qb4 b6 24. Bc7 Rhf8 25. Bg3 Qg5 26. Qa3+ 1-0   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.06.11"]  [Round "4"]  [White "Roorda, T."]  [Black "Hof, van't E"]  [Result "1/2-1/2"]  [WhiteElo "2059"]  [BlackElo "2107"]  [Annotator ",Microsoft"]  [PlyCount "105"]  [EventDate "2013.??.??"]   1. Nf3 c5 2. e4 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be2 a6 7. O-O Nf6 8.  Be3 Bb4 9. Na4 b5 10. Nxc6 Qxc6 11. Nb6 Rb8 12. e5 Bb7 13. Bf3 Ne4 14. c4 Rd8  15. Rc1 Bc5 16. Nd5 Bxe3 17. Bxe4 exd5 18. Bxd5 Qh6 19. fxe3 Bxd5 20. Qxd5  Qxe3+ 21. Kh1 O-O 22. cxb5 axb5 23. Rc3 Qb6 24. Rb3 b4 25. Rf4 Qc6 26. Rd4 Ra8  27. Qxd7 Rxa2 28. h3 Ra1+ 29. Kh2 Qc1 30. Re4 Qg1+ 31. Kg3 Rf1 32. Qd4 Qh1 33.  Qxb4 h5 34. Re2 Re8 35. Rbe3 Re6 36. Qe4 Rg6+ 37. Qxg6 fxg6 38. e6 h4+ 39. Kxh4  Rf8 40. e7 Re8 41. Kg5 Kh7 42. Re4 Qc1+ 43. Kh4 Qc7 44. Kg4 Qd7+ 45. Kf3 Qf5+  46. Kg3 Qc5 47. R4e3 Qd6+ 48. Kf2 g5 49. Kg1 Qd1+ 50. Kh2 Kg6 51. g4 Qd6+ 52.  Kg2 Qd5+ 53. Kf2 {Na 65ste zet remise} 1/2-1/2   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.06.11"]  [Round "4"]  [White "Polak, A."]  [Black "Dorp, van Q"]  [Result "1/2-1/2"]  [WhiteElo "1956"]  [BlackElo "2106"]  [PlyCount "99"]  [EventDate "2013.??.??"]   1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 Nf6 5. Nc3 d6 6. Na4 Na5 7. Nxc5 Nxc4 8.  dxc4 dxc5 9. Qxd8+ Kxd8 10. Nxe5 Re8 11. Nxf7+ Ke7 12. Ng5 h6 13. e5 hxg5 14.  exf6+ gxf6 15. Be3 Be6 16. Bxc5+ Kf7 17. O-O-O b6 18. Be3 Bxc4 19. Rd7+ Re7 20.  Rxe7+ Kxe7 21. h4 gxh4 22. Rxh4 Be6 23. a3 Rg8 24. g3 a5 25. Bf4 Kd8 26. Rh6  Rf8 27. Kd2 Bd7 28. Be3 f5 29. Ke2 Re8 30. Kf3 Kc8 31. Kf4 Re4+ 32. Kg5 Rc4 33.  c3 a4 34. Rh8+ Kb7 35. Rd8 Bc8 36. Rh8 Re4 37. Rh7 Kc6 38. Rh6+ Kb7 39. Rh4  Rg4+ 40. Rxg4 fxg4 41. Kf4 Kc6 42. f3 gxf3 43. Kxf3 Kd5 44. g4 Kc4 45. Bf4 Kb3  46. Bxc7 Kxb2 47. Bxb6 Kxa3 48. Bc5+ Kb3 49. Bb4 a3 50. Bxa3 1/2-1/2   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.06.11"]  [Round "4"]  [White "Drunick, van JW"]  [Black "Aalders, P."]  [Result "1/2-1/2"]  [WhiteElo "1926"]  [BlackElo "1904"]  [PlyCount "47"]  [EventDate "2013.??.??"]   1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 Nc6 6. Nf3 Bxc3+ 7. bxc3 d6 8.  O-O e5 9. Ng5 O-O 10. d5 Ne7 11. f4 exf4 12. exf4 Ng6 13. Bd2 Re8 14. Qc2 Bd7  15. Rae1 Rxe1 16. Rxe1 Qf8 17. Qb1 b6 18. Ne4 Nxe4 19. Bxe4 Re8 20. Bd3 Rxe1+  21. Qxe1 Qe7 22. Qd1 f5 23. g3 Nf8 24. Qh5 1/2-1/2   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.06.11"]  [Round "4"]  [White "Vreugdenhil, F."]  [Black "Wantola, I."]  [Result "0-1"]  [WhiteElo "1921"]  [BlackElo "2392"]  [PlyCount "66"]  [EventDate "2013.??.??"]   1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Bg7 6. Be3 Nf6 7. f3 O-O 8.  Bc4 Qb6 9. Qd2 Nxe4 10. fxe4 Bxd4 11. Bxd4 Qxd4 12. Qxd4 Nxd4 13. O-O-O Nc6 14.  Nd5 Kg7 15. Bb5 e6 16. Nc7 Rb8 17. a4 Ne5 18. Rhf1 b6 19. Ba6 Bxa6 20. Nxa6  Rbc8 21. Rd4 h5 22. Nb4 f5 23. exf5 Rxf5 24. Rxf5 gxf5 25. Nd3 Nxd3+ 26. Rxd3  d5 27. Rg3+ Kf6 28. Rh3 Rg8 29. Rxh5 Rxg2 30. Rh7 f4 31. Rxa7 f3 32. Ra8 Kg7  33. Ra7+ Kg6 0-1   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.06.11"]  [Round "4"]  [White "Oei, I."]  [Black "Straver, R."]  [Result "0-1"]  [WhiteElo "2051"]  [BlackElo "2123"]  [Annotator ",Microsoft"]  [PlyCount "116"]  [EventDate "2013.??.??"]   1. e4 g6 2. d4 Bg7 3. f4 d5 4. e5 h5 5. Nf3 Bg4 6. h3 Bxf3 7. Qxf3 e6 8. Be3  Nd7 9. Nd2 Qe7 10. O-O-O O-O-O 11. c3 h4 12. Bd3 Kb8 13. Kb1 Nh6 14. Bf2 Nf5  15. Qg4 Rdg8 16. Nf3 Rh5 17. Ng5 Rgh8 18. Qe2 Bh6 19. Bxf5 exf5 20. Be3 Bxg5  21. fxg5 Qe6 22. Bf4 f6 23. gxf6 Nxf6 24. Rhe1 Ne4 25. c4 Rd8 26. c5 Rh7 27.  Qe3 c6 28. Ka1 Rg8 29. Bg5 Rh5 30. Bf4 g5 31. Bh2 Rh7 32. Re2 Rf7 33. Rf1 f4  34. Qc1 Rgf8 35. Ree1 f3 36. Rxf3 Rxf3 37. gxf3 Rxf3 38. Rf1 Rxf1 39. Qxf1 b6  40. b4 Kb7 41. a4 Nd2 42. Qd3 Nc4 43. b5 bxc5 44. dxc5 Qe7 45. bxc6+ Kxc6 46.  Qg6+ Kxc5 47. Bg1+ d4 48. e6 Kd5 49. Qf5+ Ne5 50. Bh2 Qxe6 51. Qxg5 d3 52. Qg2+  Kd6 53. Qd2 Qd5 54. Bf4 Qd4+ 55. Kb1 Kd5 56. Be3 Qxa4 57. Qg2+ Kd6 58. Bg5 Qd1+  {Zwart gaat door de vlag} 0-1   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.06.11"]  [Round "4"]  [White "Erwich, F."]  [Black "Zeevaarder, M."]  [Result "1-0"]  [WhiteElo "2050"]  [BlackElo "1806"]  [PlyCount "61"]  [EventDate "2013.??.??"]   1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. g3 Qb6 6. Ne2 Bd7 7. h4 cxd4 8. cxd4  Bb4+ 9. Nbc3 Nge7 10. Bh3 O-O 11. O-O Bxc3 12. bxc3 f6 13. exf6 Rxf6 14. Bg5  Rf7 15. Rb1 Qc7 16. Bf4 Qc8 17. Re1 b6 18. Bd6 Na5 19. Nf4 Nc4 20. Bxe6 Bxe6  21. Rxe6 Nxd6 22. Rxd6 Qxc3 23. Rc1 Qa3 24. Rd7 Raf8 25. Rcc7 Nf5 26. Rxf7 Rxf7  27. Rxf7 Kxf7 28. Qh5+ g6 29. Qxh7+ Ng7 30. Qxg6+ Kf8 31. Qf6+ 1-0   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.06.12"]  [Round "4"]  [White "Faydi, J."]  [Black "Geertsma, FJ."]  [Result "0-1"]  [WhiteElo "2014"]  [BlackElo "1980"]  [PlyCount "48"]  [EventDate "2013.??.??"]   1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 c6 5. Bc4 Nf6 6. Bd2 Qc7 7. Nf3 e6 8.  Qe2 Be7 9. O-O-O O-O 10. Ne5 a5 11. g4 b5 12. Bd3 b4 13. Ne4 Ba6 14. Nc4 Nbd7  15. g5 Nd5 16. Qg4 c5 17. dxc5 Bxc5 18. Qh4 g6 19. Nxc5 Qxc5 20. Qe4 Rfc8 21.  b3 a4 22. h4 axb3 23. axb3 Bxc4 24. Bxc4 N7b6 0-1   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.06.11"]  [Round "4"]  [White "Stins, J."]  [Black "Thissen, T."]  [Result "0-1"]  [WhiteElo "1914"]  [BlackElo "1996"]  [PlyCount "90"]  [EventDate "2013.??.??"]   1. e4 d5 2. exd5 Nf6 3. d4 Bg4 4. f3 Bf5 5. Bb5+ Nbd7 6. Ne2 Nxd5 7. Ng3 Bg6 8.  c4 Nb4 9. Ne4 c6 10. Ba4 e5 11. Bg5 Qa5 12. O-O Bxe4 13. fxe4 exd4 14. Bd2 Qb6  15. Qf3 Ne5 16. Qf5 Qc7 17. Bxb4 Bxb4 18. a3 Be7 19. Nd2 O-O 20. b4 Bf6 21. c5  b5 22. Bb3 a5 23. Nf3 Rae8 24. Rad1 Nxf3+ 25. Qxf3 Qe5 26. Bc2 Bg5 27. Qh3 Be3+  28. Kh1 Qe6 29. Qf3 axb4 30. axb4 Qc4 31. Bb1 Qxb4 32. Ba2 Re7 33. Qh5 g6 34.  Qh4 Qxc5 35. Rf3 Qe5 36. Rdf1 Ra7 37. Bb3 c5 38. Bd5 c4 39. Rh3 h6 40. Rg3 Kg7  41. h3 Bg5 42. Qg4 f6 43. h4 h5 44. Qf3 Bxh4 45. Rh3 Bg5 0-1   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.06.11"]  [Round "4"]  [White "Kubbenga, M."]  [Black "Bakker, J."]  [Result "1/2-1/2"]  [WhiteElo "1912"]  [BlackElo "1948"]  [PlyCount "97"]  [EventDate "2013.??.??"]   1. d4 g6 2. c4 Bg7 3. Nc3 d6 4. e4 Nc6 5. Nf3 Bg4 6. Be3 e5 7. d5 Nd4 8. h3  Bxf3 9. gxf3 c5 10. Be2 f5 11. f4 Ne7 12. fxe5 Bxe5 13. Qd2 f4 14. Bxd4 Bxd4  15. Bg4 g5 16. O-O-O Ng6 17. Bh5 a6 18. e5 Bxe5 19. Qc2 Qf6 20. Ne4 Qe7 21.  Rhg1 O-O-O 22. Nxg5 Rdg8 23. Qf5+ Kb8 24. Ne6 Qf6 25. Qxf6 Bxf6 26. Kc2 Bd4 27.  Bxg6 Rxg6 28. Nxf4 Rxg1 29. Rxg1 Bxf2 30. Rg2 Bd4 31. Ne6 Be5 32. b3 Kc8 33.  Rg5 Kd7 34. Nxc5+ dxc5 35. Rxe5 Rg8 36. Kd3 b5 37. Re4 Rg3+ 38. Re3 bxc4+ 39.  bxc4 Rg2 40. Rf3 Rxa2 41. Rf7+ Kd6 42. Rxh7 Ra3+ 43. Ke4 Ra4 44. Rh6+ Kd7 45.  d6 Kc6 46. Ke5 Rxc4 47. Rh7 Rd4 48. Rc7+ Kb6 49. Rg7 1/2-1/2   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.06.12"]  [Round "4"]  [White "Postma, J."]  [Black "Jeu, de M"]  [Result "1/2-1/2"]  [WhiteElo "1677"]  [BlackElo "1926"]  [PlyCount "37"]  [EventDate "2013.??.??"]   1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Bd3 O-O 6. Nf3 Na6 7. Qe2 c5 8. d5  Nc7 9. O-O Rb8 10. a4 Bg4 11. Nb5 a6 12. Nxc7 Qxc7 13. c4 b5 14. cxb5 axb5 15.  axb5 Rfc8 16. Bc4 Nd7 17. Ra6 Nb6 18. b3 e6 19. Bb2 1/2-1/2   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.06.12"]  [Round "4"]  [White "Bosse, van den B"]  [Black "Mooij, de M"]  [Result "1-0"]  [WhiteElo "1784"]  [BlackElo "1900"]  [PlyCount "65"]  [EventDate "2013.??.??"]   1. d4 Nf6 2. c4 e6 3. Nf3 Nc6 4. a3 d6 5. Nc3 h6 6. e4 Ne7 7. Be2 c6 8. O-O Ng6  9. Qc2 e5 10. d5 c5 11. b4 b6 12. bxc5 bxc5 13. Rb1 Be7 14. Qa4+ Bd7 15. Qa6  O-O 16. Bd3 Nh5 17. g3 Bg4 18. Nd2 Bg5 19. Nb3 Bh3 20. Re1 Qd7 21. Bxg5 hxg5  22. Be2 f5 23. Bxh5 f4 24. Nxc5 dxc5 25. Qxg6 fxg3 26. hxg3 Qd8 27. g4 Rf3 28.  Re3 Qf8 29. Qxg5 Rb8 30. Rxb8 Qxb8 31. Rxf3 Qb2 32. Rf8+ Kxf8 33. Qd8# 1-0   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.06.11"]  [Round "4"]  [White "Noordijk, E."]  [Black "Schenkelaars, V."]  [Result "1-0"]  [WhiteElo "1813"]  [BlackElo "1769"]  [Annotator ",Microsoft"]  [PlyCount "94"]  [EventDate "2013.??.??"]   1. e4 d6 2. Nf3 Nf6 3. d3 g6 4. Be2 c5 5. Nbd2 Nc6 6. c3 a6 7. Qc2 Bg7 8. h3  Bd7 9. g4 b5 10. Nf1 Rc8 11. Ng3 h6 12. Be3 Qa5 13. O-O Qc7 14. Rac1 Qb7 15.  Qd2 e5 16. Nh4 g5 17. Nhf5 Bxf5 18. Nxf5 Bf8 19. Bf3 Qd7 20. Rfe1 Ng8 21. Kg2  Nge7 22. d4 c4 23. Rcd1 Nxf5 24. exf5 f6 25. Bd5 Qc7 26. Be6 Rd8 27. d5 Nb8 28.  a4 Nd7 29. Bxd7+ Rxd7 30. Ra1 Be7 31. axb5 axb5 32. Ra7 Qc8 33. Ra5 Qb8 34.  Rea1 O-O 35. Ra6 Rb7 36. f3 Rc8 37. Qf2 Bd8 38. h4 b4 39. Ra7 bxc3 40. Rxb7  Qxb7 41. bxc3 Qxd5 42. hxg5 hxg5 43. Kg3 Rc7 44. Bb6 Rd7 45. Rh1 e4 46. Bd4 Rh7  47. Rxh7 Kxh7 {Na de nodige zetten geeft zwart in de laatste minuten van de  partij een remise uit handen} 1-0   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.06.12"]  [Round "4"]  [White "Serdijn, A."]  [Black "Weiland, H."]  [Result "1/2-1/2"]  [WhiteElo "2045"]  [BlackElo "1826"]  [PlyCount "67"]  [EventDate "2013.??.??"]   1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 Qxd5 5. Ngf3 cxd4 6. Bc4 Qd6 7. O-O Nf6 8.  Re1 Nc6 9. Nb3 Be7 10. Nbxd4 Nxd4 11. Qxd4 Qxd4 12. Nxd4 O-O 13. Bf4 a6 14. a4  Rd8 15. c3 Nd5 16. Bg3 Bf8 17. a5 Bd7 18. Rad1 Rac8 19. Be2 Ba4 20. Ra1 Be8 21.  Bg4 Bd7 22. f4 Bc5 23. Rad1 Bc6 24. f5 Nf6 25. Bh3 exf5 26. Bxf5 Bd7 27. Bc2  Bg4 28. Rd2 Rxd4 29. cxd4 Bb4 30. Ree2 Bxa5 31. h3 Bxe2 32. Rxe2 Re8 33. Rxe8+  Nxe8 34. Kf2 1/2-1/2   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.06.11"]  [Round "4"]  [White "Hellenberg, J."]  [Black "Ruyter, de W"]  [Result "1-0"]  [WhiteElo "1939"]  [BlackElo "1642"]  [PlyCount "89"]  [EventDate "2013.??.??"]  [SourceDate "2013.06.13"]   1. c4 e5 2. g3 Nc6 3. Bg2 g6 4. Nc3 Bg7 5. e4 d6 6. Nge2 f5 7. d3 Nf6 8. O-O  O-O 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 "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.06.11"]  [Round "4"]  [White "Wagemans, E."]  [Black "Kettenis, J."]  [Result "1-0"]  [WhiteElo "1911"]  [BlackElo "1520"]  [PlyCount "81"]  [EventDate "2013.??.??"]   1. e4 b6 2. d4 Bb7 3. Nf3 e6 4. Bd3 Nf6 5. Nc3 Bb4 6. O-O Bxc3 7. bxc3 Bxe4 8.  Bxe4 Nxe4 9. Qd3 Nf6 10. Bg5 h6 11. Bh4 d6 12. c4 Nbd7 13. Rfe1 Qc8 14. h3 O-O  15. Rad1 Qa6 16. Qb3 c5 17. d5 e5 18. Nd2 Rab8 19. a4 Qc8 20. Re3 a6 21. Rf3 g5  22. Bg3 Qc7 23. Re1 Rb7 24. Rf5 Kg7 25. Qe3 Rg8 26. Qf3 Qd8 27. Ne4 Nxe4 28.  Rxf7+ Kh8 29. Qxe4 Rg7 30. Qf5 Rxf7 31. Qxf7 Qf8 32. Qg6 Nf6 33. Re3 Rf7 34.  Rb3 Rb7 35. a5 b5 36. cxb5 axb5 37. a6 Ra7 38. Rf3 Qg7 39. Qxf6 Qxf6 40. Rxf6  Rxa6 41. Bxe5 1-0   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.06.11"]  [Round "4"]  [White "Lankveld, van K"]  [Black "Knaap, van der J"]  [Result "1/2-1/2"]  [WhiteElo "1593"]  [BlackElo "1844"]  [PlyCount "54"]  [EventDate "2013.??.??"]   1. c4 e5 2. g3 d6 3. Bg2 f5 4. Nc3 Nf6 5. d3 Be7 6. e4 Nc6 7. Nge2 O-O 8. O-O  Kh8 9. h3 Qe8 10. exf5 Bxf5 11. d4 a6 12. Be3 Qd7 13. g4 Bg6 14. dxe5 Nxe5 15.  Nf4 c6 16. b3 Bf7 17. Na4 Bd8 18. Nb6 Bxb6 19. Bxb6 h6 20. Re1 Ng6 21. Nxg6+  Bxg6 22. Qd4 Rae8 23. f4 Rxe1+ 24. Rxe1 Re8 25. Rxe8+ Nxe8 26. f5 Bf7 27. Kf1  Qe7 1/2-1/2   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.06.11"]  [Round "4"]  [White "Verheijen, J."]  [Black "Kuipers, J."]  [Result "1/2-1/2"]  [WhiteElo "1622"]  [BlackElo "1651"]  [PlyCount "52"]  [EventDate "2013.??.??"]   1. c4 Nf6 2. Nc3 g6 3. Nf3 Bg7 4. d4 d6 5. e4 O-O 6. Bg5 c5 7. e5 dxe5 8. dxe5  Qxd1+ 9. Rxd1 Nfd7 10. Bxe7 Re8 11. Bd6 Nxe5 12. Nxe5 Bxe5 13. Bxe5 Rxe5+ 14.  Be2 Nc6 15. O-O Nd4 16. Bd3 Bf5 17. Bxf5 gxf5 18. f4 Ne2+ 19. Nxe2 Rxe2 20. Rf2  Rae8 21. Rd7 R8e7 22. Rd5 Re1+ 23. Rf1 b6 24. b3 R1e2 25. Rf2 Re1+ 26. Rf1 R1e2  1/2-1/2   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.06.11"]  [Round "4"]  [White "Numan, G."]  [Black "Bingen, S."]  [Result "1-0"]  [WhiteElo "1402"]  [BlackElo "1215"]  [PlyCount "74"]  [EventDate "2013.??.??"]   1. c4 Nf6 2. g3 e5 3. Bg2 Be7 4. Nc3 Nc6 5. Nf3 d6 6. O-O Be6 7. d3 O-O 8. a3  Re8 9. b4 Rb8 10. Bb2 Nd7 11. b5 Nd4 12. Nxd4 exd4 13. Nd5 Bf6 14. Nxf6+ Qxf6  15. Rb1 Bf5 16. e3 Qg6 17. e4 Bg4 18. f3 Be6 19. Bxd4 b6 20. Bf2 f5 21. f4 Rf8  22. Re1 Nf6 23. e5 Ng4 24. exd6 cxd6 25. Rxe6 Qxe6 26. Bd5 Qxd5 27. cxd5 Kh8  28. Rc1 Rf6 29. h3 Nh6 30. Rc7 Ra8 31. Bd4 Rg6 32. Kf2 Ng8 33. Qc2 a6 34. Qc3  Nf6 35. Rc8+ Rxc8 36. Qxc8+ Ng8 37. bxa6 b5 1-0   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.06.11"]  [Round "4"]  [White "Molsbergen, C."]  [Black "Zwinkels, W."]  [Result "0-1"]  [WhiteElo "1611"]  [BlackElo "1824"]  [PlyCount "46"]  [EventDate "2013.??.??"]   1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f3 e5 7. Nb3 Be6 8. Be3  Be7 9. g4 O-O 10. h4 d5 11. g5 d4 12. gxf6 Bxf6 13. Bxd4 exd4 14. Ne2 Bxh4+ 15.  Kd2 Nc6 16. Kc1 Bf2 17. Nd2 Rc8 18. a3 b5 19. b4 d3 20. Nc3 dxc2 21. Qxc2 Nd4  22. Qb2 Qf6 23. Rh2 Be3 0-1   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.06.11"]  [Round "4"]  [White "Verschoor, M."]  [Black "Schenkelaars, R."]  [Result "1-0"]  [WhiteElo "1600"]  [BlackElo "1510"]  [PlyCount "61"]  [EventDate "2013.??.??"]   1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Qb6 5. c3 Bc5 6. b4 Bxd4 7. Qxd4 Qxd4 8.  cxd4 Nc6 9. Kd2 Nf6 10. f3 Nxd4 11. Kc3 Nc6 12. Bd3 O-O 13. a4 Re8 14. Na3 d5  15. Nb5 Re7 16. Bg5 dxe4 17. fxe4 Rd7 18. Rhf1 Ne8 19. Bc2 b6 20. Bf4 Ba6 21.  Rad1 Rxd1 22. Rxd1 Rd8 23. Rxd8 Nxd8 24. Nxa7 Nf6 25. b5 Bb7 26. Bc7 Nxe4+ 27.  Bxe4 Bxe4 28. Bxd8 Bxg2 29. Bxb6 f5 30. Nc6 Bf1 31. Kb4 1-0   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.06.18"]  [Round "5"]  [White "Willemze, T."]  [Black "Wessel, R.v an"]  [Result "1-0"]  [ECO "B23"]  [PlyCount "81"]  [EventDate "2013.??.??"]  [SourceDate "2013.06.19"]   1. e4 c5 2. Nc3 a6 3. g4 Nc6 4. Bg2 e6 5. d3 Nge7 6. f4 d5 7. Nf3 d4 8. Ne2 f5  9. gxf5 exf5 10. Ng3 g6 11. Qe2 fxe4 12. Nxe4 Bg7 13. Bd2 b6 14. Neg5 Ra7 15.  O-O h6 16. Ne6 Bxe6 17. Qxe6 Qd7 18. Rae1 Qxe6 19. Rxe6 Kf7 20. Rfe1 Rc8 21.  Nh4 Bf6 22. Nf3 Rac7 23. Bh3 Nf5 24. a3 Re7 25. Ne5+ Bxe5 26. Rxe7+ Kxe7 27.  fxe5 Ke6 28. Bxh6 Rh8 29. Bxf5+ gxf5 30. Bf4 Ne7 31. Kg2 Nd5 32. Bg5 f4 33. h4  Ne3+ 34. Kf3 Nxc2 35. Re4 Ne3 36. Rxf4 Nd5 37. Re4 Rf8+ 38. Bf6 b5 39. h5 Rc8  40. Bg7 c4 41. Rxd4 1-0   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.06.18"]  [Round "5"]  [White "Pijpers, A."]  [Black "Ketel, R. van"]  [Result "1-0"]  [ECO "C11"]  [PlyCount "75"]  [EventDate "2013.??.??"]   1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Nc6 7. Be3 Be7 8. Qd2  b6 9. Be2 O-O 10. O-O-O c4 11. f5 b5 12. f6 gxf6 13. exf6 Nxf6 14. Bh6 Ng4 15.  Bxf8 Bxf8 16. Ng5 Nh6 17. Kb1 b4 18. Na4 Bg7 19. Rhf1 Qa5 20. Qf4 e5 21. dxe5  Nxe5 22. Nf3 Ng6 23. Qd6 Be6 24. b3 Bf8 25. Qg3 Nf5 26. Qf2 Rc8 27. Ng5 Bg7 28.  Bg4 Nge7 29. Rde1 Rc6 30. Bxf5 Nxf5 31. g4 Nh6 32. Nxe6 fxe6 33. g5 cxb3 34.  cxb3 Nf5 35. Rxe6 Rxe6 36. Qxf5 Qa6 37. Nc5 Qe2 38. Qxe6+ 1-0   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.06.18"]  [Round "5"]  [White "Wissen, M.van"]  [Black "Bloothoofd, G."]  [Result "1-0"]  [ECO "B90"]  [PlyCount "73"]  [EventDate "2013.??.??"]   1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be6 8. f3  Be7 9. Qd2 O-O 10. O-O-O Nbd7 11. g4 b5 12. Rg1 b4 13. Nd5 Bxd5 14. exd5 a5 15.  g5 Nh5 16. Kb1 Qc7 17. Rg4 Nb6 18. Rh4 g6 19. Bb5 Ng7 20. Rg4 Nf5 21. Bf2 Rfc8  22. Bc6 Ra7 23. Qd3 a4 24. Nd2 Ra5 25. Bxb6 Qxb6 26. Nc4 Qc5 27. Nxa5 Qxa5 28.  Bd7 Rc5 29. Bxf5 b3 30. cxb3 axb3 31. axb3 gxf5 32. Rc4 Rb5 33. h4 Qb6 34. Kc2  f4 35. Rc6 Qf2+ 36. Rd2 Qxh4 37. Qxb5 1-0   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.06.18"]  [Round "5"]  [White "Coene, I."]  [Black "Haastert, E. van"]  [Result "0-1"]  [ECO "A61"]  [PlyCount "80"]  [EventDate "2013.??.??"]   1. d4 Nf6 2. Nf3 e6 3. c4 c5 4. d5 exd5 5. cxd5 g6 6. Nc3 d6 7. h3 Bg7 8. Bf4  a6 9. a4 O-O 10. e3 Ne8 11. Be2 Nd7 12. O-O Qe7 13. Re1 Ne5 14. e4 Bd7 15. Qd2  Nc7 16. Nxe5 Bxe5 17. Bxe5 Qxe5 18. Rad1 g5 19. Bg4 Bxg4 20. hxg4 b5 21. a5 b4  22. Na4 f6 23. Nb6 Rad8 24. Nc4 Qe7 25. Qd3 Nb5 26. Ne3 Kh8 27. Nf5 Qc7 28. Qh3  c4 29. Qh6 c3 30. bxc3 bxc3 31. Rc1 Qf7 32. Re3 Rc8 33. Qh2 Rfd8 34. Rh3 Rc4  35. f4 Rxe4 36. fxg5 fxg5 37. Rh6 Rxg4 38. Rxd6 Rxd6 39. Qe5+ Rf6 40. Nh6 Qa7+  0-1   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.06.18"]  [Round "5"]  [White "Wantola, I."]  [Black "Heemskerk, W."]  [Result "1-0"]  [ECO "A10"]  [PlyCount "85"]  [EventDate "2013.??.??"]   1. c4 b6 2. e4 Bb7 3. Nc3 e6 4. Nge2 c5 5. g3 Nf6 6. Bg2 d6 7. O-O Nbd7 8. f4  a6 9. d3 Qc7 10. h3 h5 11. Be3 Be7 12. Rc1 Rc8 13. d4 cxd4 14. Nxd4 Qb8 15. Qe2  g6 16. Nb3 Kf8 17. Rf2 Kg8 18. f5 gxf5 19. exf5 e5 20. Rd1 b5 21. Nd5 Bxd5 22.  cxd5 Bd8 23. Qd2 Bb6 24. Rc1 Kh7 25. Rc6 Rhg8 26. Kh2 Bxe3 27. Qxe3 Rxc6 28.  dxc6 Nb6 29. Nd2 d5 30. Nf3 Ne4 31. Rc2 Nc4 32. Qd3 Qd6 33. c7 Nc5 34. Qxd5  Qxd5 35. Ng5+ Rxg5 36. Bxd5 Rg8 37. Bxc4 Rc8 38. Bxf7 Rxc7 39. Bd5 b4 40. Be4  Kg7 41. Rc4 a5 42. g4 Kf6 43. Kg3 1-0   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.06.18"]  [Round "5"]  [White "Straver, R."]  [Black "Roorda, T."]  [Result "1-0"]  [ECO "C03"]  [PlyCount "57"]  [EventDate "2013.??.??"]   1. e4 e6 2. d4 d5 3. Nd2 a6 4. Ngf3 Nf6 5. Bd3 c5 6. exd5 Nxd5 7. O-O Nc6 8.  dxc5 Bxc5 9. Ne4 Be7 10. c3 b5 11. a4 b4 12. c4 Nf6 13. Bg5 Ra7 14. Qe2 Rd7 15.  Rad1 Bb7 16. Nxf6+ gxf6 17. Be3 f5 18. Bc2 Rg8 19. Rxd7 Qxd7 20. g3 Qc7 21. Rd1  Na5 22. Nd2 Qe5 23. Qd3 Qxb2 24. Nb3 Nxb3 25. Qd7+ Kf8 26. Bh6+ Rg7 27. Qxb7  Nd4 28. Qc8+ Bd8 29. Qxd8# 1-0   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.06.18"]  [Round "5"]  [White "Hof, E. van 't"]  [Black "Spaans, C."]  [Result "0-1"]  [ECO "D66"]  [PlyCount "100"]  [EventDate "2013.??.??"]   1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Bg5 Be7 5. e3 O-O 6. Nf3 Nbd7 7. Rc1 c6 8. Bd3  h6 9. Bh4 dxc4 10. Bxc4 b5 11. Bd3 Bb7 12. a3 a5 13. O-O Rc8 14. Ne2 Qb6 15.  Ne5 Nxe5 16. dxe5 Nd5 17. Bxe7 Nxe7 18. Bb1 c5 19. Qc2 g6 20. Ng3 Qc6 21. f3  Nf5 22. Ne4 Qc7 23. Qxc5 Qxc5 24. Nxc5 Ba8 25. Bxf5 gxf5 26. b4 axb4 27. axb4  Rfd8 28. Rfd1 Bd5 29. Ra1 Bc4 30. Rd6 Ra8 31. Raa6 Rdc8 32. Kf2 Rxa6 33. Rxa6  Rd8 34. Rd6 Ra8 35. Na6 Kf8 36. Ke1 Ke7 37. Rb6 Rd8 38. Nc5 Ra8 39. Ra6 Rd8 40.  f4 h5 41. g3 Kf8 42. Rb6 Kg7 43. Rd6 Ra8 44. Na6 h4 45. gxh4 Rh8 46. Rd2 Rxh4  47. Rg2+ Kf8 48. Nc5 Ke7 49. Nb7 Bd5 50. Nd6 Bxg2 0-1   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.06.18"]  [Round "5"]  [White "Dorp, Q. van"]  [Black "Noordijk, E."]  [Result "1-0"]  [ECO "B07"]  [PlyCount "37"]  [EventDate "2013.??.??"]   1. e4 d6 2. d4 Nf6 3. Nc3 Nbd7 4. g4 h6 5. h3 e5 6. Nge2 c6 7. Be3 Qa5 8. Qd2  b5 9. Ng3 a6 10. a3 exd4 11. Bxd4 Ne5 12. Be2 g5 13. f4 gxf4 14. Qxf4 Nfd7 15.  b4 Qd8 16. Nf5 Ng6 17. Nxd6+ Bxd6 18. Qxd6 Qh4+ 19. Kd1 1-0   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.06.18"]  [Round "5"]  [White "Briemen, W. van"]  [Black "Erwich, F."]  [Result "1-0"]  [ECO "A61"]  [PlyCount "77"]  [EventDate "2013.??.??"]   1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. h3 a6 8. a4 Qe7  9. Bf4 Bg7 10. e3 O-O 11. Be2 Nbd7 12. O-O Rb8 13. Nd2 Ne8 14. Bh2 b6 15. Re1  Nc7 16. Nc4 Ne5 17. Na3 f5 18. f4 Nf7 19. Qd2 Bd7 20. Nc2 Rb7 21. Bf3 Bxc3 22.  bxc3 b5 23. axb5 axb5 24. e4 fxe4 25. Rxe4 Qf6 26. Rae1 Re8 27. Re6 Qg7 28. f5  Rbb8 29. Bxd6 Nxd6 30. Rxd6 Bxf5 31. Rxe8+ Nxe8 32. Rc6 Bxc2 33. Qxc2 Qa7 34.  d6 b4 35. Bd5+ Kh8 36. Qf2 Qg7 37. d7 bxc3 38. Rc8 Rb1+ 39. Kh2 1-0   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.06.18"]  [Round "5"]  [White "Thissen, T."]  [Black "Drunick, J.W. van"]  [Result "0-1"]  [ECO "C02"]  [PlyCount "98"]  [EventDate "2013.??.??"]   1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. Bd3 cxd4 7. cxd4 Bd7 8. O-O  Nxd4 9. Nxd4 Qxd4 10. Nc3 Qxe5 11. Re1 Qb8 12. Nxd5 Bd6 13. Qg4 Kf8 14. Nc3  Bxh2+ 15. Kh1 Nf6 16. Qh4 Bd6 17. Bg5 Be7 18. Rad1 Qe8 19. Bxf6 Bxf6 20. Qb4+  Kg8 21. Qxb7 Bc6 22. Qa6 g6 23. Ne4 Bxe4 24. Bxe4 Rb8 25. Qxa7 Rxb2 26. a4 Rb4  27. Rd7 Kg7 28. Bd5 Bd4 29. Qc7 Bxf2 30. Qc3+ Kg8 31. Qxb4 Bxe1 32. Qd6 Bg3 33.  Rd8 Bxd6 34. Rxe8+ Kg7 35. Rxh8 Kxh8 36. Bc4 Kg7 37. a5 Bc5 38. Kh2 e5 39. Kg3  f5 40. Kf3 Kf6 41. a6 g5 42. g4 e4+ 43. Kg3 f4+ 44. Kg2 Ke5 45. Bb5 Ba7 46. Bc6  Kd4 47. Bb5 Kc3 48. Bc6 f3+ 49. Kf1 Kd4 0-1   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.06.18"]  [Round "5"]  [White "Geertsma, F.J."]  [Black "Fakkert, E."]  [Result "1-0"]  [ECO "A34"]  [PlyCount "79"]  [EventDate "2013.??.??"]   1. c4 c5 2. Nc3 Nf6 3. g3 e6 4. Bg2 Nc6 5. d3 Be7 6. Nf3 O-O 7. O-O d5 8. e3  dxc4 9. dxc4 Qc7 10. Qe2 a6 11. b3 Bd7 12. Bb2 Rad8 13. Rfd1 Bc8 14. Nd2 Ne5  15. Nde4 Ned7 16. Rd2 Nxe4 17. Nxe4 f5 18. Nc3 Bf6 19. Rad1 Nb8 20. Na4 Bxb2  21. Nxb2 Rd7 22. Rxd7 Nxd7 23. Qd2 Nf6 24. Na4 b5 25. cxb5 axb5 26. Nc3 Bd7 27.  Ne2 Qa7 28. Nc1 Rc8 29. Nd3 Bc6 30. Bxc6 Rd8 31. Bxb5 Ne4 32. Qc2 h6 33. Bc4  Re8 34. a4 Qa5 35. h4 Kh7 36. Kg2 Qa8 37. f3 Nf6 38. Nxc5 Ng4 39. Qe2 e5 40.  Bd5 1-0   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.06.18"]  [Round "5"]  [White "Aalders, P."]  [Black "Polak, A."]  [Result "0-1"]  [ECO "D15"]  [PlyCount "32"]  [EventDate "2013.??.??"]   1. d4 c6 2. c4 d5 3. Nf3 Nf6 4. Nc3 a6 5. c5 Nbd7 6. Bf4 Nh5 7. Qd2 g6 8. e4  dxe4 9. Nxe4 Ndf6 10. Nxf6+ Nxf6 11. Bc4 Bg7 12. Ne5 O-O 13. h3 Nd5 14. Bh2 Be6  15. O-O Nc7 16. Rad1 Bxe5 0-1   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.06.18"]  [Round "5"]  [White "Hellenberg, J."]  [Black "Kubbenga, M."]  [Result "1/2-1/2"]  [ECO "A10"]  [PlyCount "32"]  [EventDate "2013.??.??"]   1. c4 b6 2. Nc3 Bb7 3. e4 e6 4. g3 f5 5. Bg2 Nf6 6. d3 fxe4 7. Nxe4 Nxe4 8.  Bxe4 Bxe4 9. dxe4 Qf6 10. a3 Bc5 11. f4 Bxg1 12. Rxg1 Nc6 13. e5 Qf5 14. Be3  Qe4 15. Qe2 O-O-O 16. Bf2 Qxe2+ 1/2-1/2   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.06.18"]  [Round "5"]  [White "Jeu, M. de"]  [Black "Maat, N. van der"]  [Result "1-0"]  [ECO "E72"]  [PlyCount "75"]  [EventDate "2013.??.??"]   1. c4 Nf6 2. g3 g6 3. Bg2 Bg7 4. Nc3 O-O 5. e4 d6 6. Nge2 c5 7. d4 Nc6 8. d5  Na5 9. b3 a6 10. Rb1 Rb8 11. O-O Bd7 12. Re1 Ne8 13. Be3 b5 14. cxb5 axb5 15.  Qc1 b4 16. Nd1 Nc7 17. Bh6 Bxh6 18. Qxh6 Nb5 19. Bf3 c4 20. h4 Na3 21. Ne3 Nxb1  22. Rxb1 cxb3 23. axb3 Nb7 24. Nf4 e5 25. dxe6 fxe6 26. Be2 Nc5 27. Ng4 Qe7 28.  e5 dxe5 29. Nxe5 Bb5 30. Bg4 Qf6 31. Re1 Rbd8 32. f3 Rd6 33. Nh3 Qe7 34. Qe3  Rc8 35. Rc1 Rc7 36. Rxc5 Rd1+ 37. Kf2 Rxc5 38. Bxe6+ 1-0   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.06.18"]  [Round "5"]  [White "Peut, A. van der"]  [Black "Wagemans, E."]  [Result "1/2-1/2"]  [ECO "B25"]  [PlyCount "66"]  [EventDate "2013.??.??"]   1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 e6 6. Be3 d6 7. f4 Nge7 8. Nf3 a6  9. O-O O-O 10. Qd2 Rb8 11. e5 dxe5 12. fxe5 b6 13. Ne4 Nf5 14. Bg5 Qc7 15. Nf6+  Kh8 16. Rae1 Bb7 17. c3 h6 18. Bf4 Nce7 19. g4 Bxf3 20. Rxf3 Nh4 21. Rh3 Nxg2  22. Qxg2 Bxf6 23. Rxh6+ Kg8 24. Qh3 Bg7 25. Bg5 Nd5 26. d4 f6 27. exf6 Nxf6 28.  Bxf6 Rxf6 29. g5 Rf5 30. Rxg6 Qf4 31. Rxg7+ Kxg7 32. Qh6+ Kg8 33. Qg6+ Kh8  1/2-1/2   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.06.18"]  [Round "5"]  [White "Numan, G."]  [Black "Lauer, A."]  [Result "0-1"]  [ECO "A36"]  [PlyCount "76"]  [EventDate "2013.??.??"]   1. c4 Nf6 2. g3 c5 3. Bg2 e5 4. Nc3 Nc6 5. e3 Be7 6. Nge2 Nb4 7. d3 d5 8. a3 d4  9. axb4 dxc3 10. bxc3 cxb4 11. O-O O-O 12. Bb2 Qc7 13. cxb4 Bxb4 14. Ba3 Be7  15. Bxe7 Qxe7 16. Qc2 Bf5 17. Qb3 Rfd8 18. d4 exd4 19. Nxd4 Be4 20. f3 Bg6 21.  Rfe1 a6 22. Rad1 Qc7 23. Kh1 Rac8 24. Rc1 Nd7 25. Bh3 Nc5 26. Qa3 Nd3 27. Bxc8  Rxc8 28. Qb3 b5 29. e4 Nxe1 30. Rxe1 Qxc4 31. Qb2 b4 32. Ne2 Qd3 33. Qxb4 Qxf3+  34. Kg1 Bxe4 35. Nf4 Qh1+ 36. Kf2 Qxh2+ 37. Ke3 Qxg3+ 38. Kd4 Qf2+ 0-1   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.06.18"]  [Round "5"]  [White "Zwaan, G.J."]  [Black "Schaeffner, J."]  [Result "1/2-1/2"]  [ECO "C11"]  [PlyCount "50"]  [EventDate "2013.??.??"]   1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Nc6 7. Be3 a6 8. Qd2 b5  9. a3 Qb6 10. Qf2 cxd4 11. Bxd4 Nxd4 12. Nxd4 Bc5 13. Rd1 b4 14. axb4 Qxb4 15.  Qd2 Rb8 16. Nc6 Qxb2 17. Rb1 Qxb1+ 18. Nxb1 Rxb1+ 19. Ke2 a5 20. Qxa5 O-O 21.  Qa2 Rb6 22. Qa4 Ra6 23. Qb5 Rb6 24. Qa4 Ra6 25. Qb5 Ra1 1/2-1/2   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.06.18"]  [Round "5"]  [White "Mooij, M. de"]  [Black "Oei, I."]  [Result "1-0"]  [ECO "B15"]  [PlyCount "129"]  [EventDate "2013.??.??"]   1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Bc4 Bf5 5. f3 exf3 6. Nxf3 e6 7. Qe2 Be7 8.  Bf4 Nd7 9. O-O-O Ngf6 10. h3 O-O 11. g4 Bg6 12. Rhe1 Bb4 13. Bd2 b5 14. Bb3 a5  15. a3 Bxc3 16. Bxc3 b4 17. axb4 Ne4 18. Nd2 Nxc3 19. bxc3 axb4 20. cxb4 Qb6  21. Qc4 Nf6 22. Kb2 Rfd8 23. c3 Rab8 24. Re5 Rd5 25. Rxd5 cxd5 26. Qc5 Qd8 27.  Ra1 Rc8 28. Qa7 h6 29. Qb7 Rb8 30. Qc6 Rc8 31. Qb7 Ne8 32. Ra7 Rc7 33. Ra8 Rxb7  34. Rxd8 Kf8 35. Ba4 f6 36. Nb3 Ke7 37. Ra8 Nd6 38. Nc5 Nc4+ 39. Kc1 Rc7 40.  Rg8 Kf7 41. Rxg7+ Kxg7 42. Nxe6+ Kf7 43. Nxc7 Be4 44. Bd1 Kg6 45. Ne6 f5 46.  gxf5+ Kxf5 47. Bg4+ Kf6 48. Nc5 Bg2 49. Nd7+ Ke7 50. b5 Nd6 51. b6 h5 52. Bf5  Kd8 53. Be6 Ke7 54. Nc5 Kd8 55. Bd7 h4 56. Bc6 Bxh3 57. Bxd5 Bf1 58. Kd1 h3 59.  Ke1 Bb5 60. Kf2 Nc4 61. Kg3 Nxb6 62. Be6 Na4 63. c4 Nxc5 64. dxc5 h2 65. Kxh2  1-0   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.06.18"]  [Round "5"]  [White "Zwinkels, W."]  [Black "Faydi, J."]  [Result "1-0"]  [ECO "C29"]  [PlyCount "33"]  [EventDate "2013.??.??"]   1. e4 e5 2. Nc3 Nf6 3. f4 d5 4. fxe5 Nxe4 5. d3 Nxc3 6. bxc3 d4 7. Nf3 Nc6 8.  Be2 Bc5 9. O-O dxc3+ 10. Kh1 O-O 11. Qe1 Nd4 12. Bd1 Nxf3 13. Bxf3 Rb8 14. Be4  Be6 15. Qg3 Kh8 16. Bg5 Be7 17. Qh4 1-0   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.06.18"]  [Round "5"]  [White "Kuipers, J."]  [Black "Vreugdenhil, F."]  [Result "0-1"]  [ECO "D02"]  [PlyCount "62"]  [EventDate "2013.??.??"]   1. d4 d5 2. Bf4 Nf6 3. e3 e6 4. Nf3 c5 5. Nbd2 Nc6 6. c3 Bd6 7. Ne5 Qc7 8. Ndf3  Nh5 9. dxc5 Bxe5 10. Nxe5 Nxf4 11. Nxc6 Nxg2+ 12. Bxg2 Qxc6 13. Qd4 O-O 14. c4  Qa6 15. cxd5 exd5 16. Bxd5 Bh3 17. Rg1 g6 18. Rg3 Be6 19. e4 Rad8 20. Ra3 Qb5  21. Rb3 Qa5+ 22. Rc3 Bxd5 23. exd5 Rfe8+ 24. Kf1 Qb5+ 25. Rd3 Re5 26. Qxe5  Qxd3+ 27. Kg1 Rxd5 28. Qb8+ Kg7 29. Qxb7 Qe4 30. c6 Rg5+ 31. Kf1 Qd3+ 0-1   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.06.18"]  [Round "5"]  [White "Knaap, J. v.d"]  [Black "Stins, J."]  [Result "1/2-1/2"]  [ECO "B24"]  [PlyCount "68"]  [EventDate "2013.??.??"]   1. e4 c5 2. Nc3 Nc6 3. Nge2 Nf6 4. g3 e6 5. Bg2 d5 6. exd5 Nxd5 7. Nxd5 exd5 8.  d4 Be6 9. O-O Rc8 10. Re1 Be7 11. dxc5 O-O 12. Be3 d4 13. Nxd4 Nxd4 14. Bxd4  Bxc5 15. Bxc5 Rxc5 16. c3 Qc8 17. Qa4 a6 18. Rad1 Qc7 19. Qc2 Ra5 20. a3 Rc8  21. Rd4 Rc5 22. Red1 Qb6 23. Rd6 Qc7 24. Qd2 g6 25. Qd4 Rf8 26. b4 Rxc3 27. Qf6  Rc1 28. Qd4 Bb3 29. Rxc1 Qxc1+ 30. Bf1 Qxa3 31. Rd8 Qc1 32. Rxf8+ Kxf8 33. Qd8+  Kg7 34. Qd4+ Kf8 1/2-1/2   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.06.18"]  [Round "5"]  [White "Weiland, H."]  [Black "Lankveld, K. van"]  [Result "1/2-1/2"]  [ECO "E42"]  [PlyCount "75"]  [EventDate "2013.??.??"]  [SourceDate "2013.06.22"]   1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Nge2 d5 6. dxc5 O-O 7. a3 Bxc5 8. b4  Be7 9. cxd5 Nxd5 10. Nxd5 exd5 11. Bb2 Bf6 12. Bxf6 Qxf6 13. Qd4 Qg5 14. Rd1  Be6 15. Qf4 Qe7 16. Nd4 a5 17. Be2 axb4 18. Nxe6 fxe6 19. Qxb4 Qf7 20. O-O Nc6  21. Qb2 Ra7 22. Rb1 Rfa8 23. a4 Rxa4 24. Qxb7 Nd8 25. Qxf7+ Kxf7 26. Rfc1 R4a7  27. g3 Re7 28. Rc5 Nb7 29. Rcb5 Nd6 30. Rb6 Ne8 31. Ra6 Rxa6 32. Bxa6 g6 33.  Rb7 Rxb7 34. Bxb7 h5 35. h4 Nd6 36. Ba6 Ne4 37. Kg2 Nf6 38. f4 1/2-1/2   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.06.18"]  [Round "5"]  [White "Zeevaarder, M."]  [Black "Verheijen, J."]  [Result "1-0"]  [ECO "B24"]  [PlyCount "63"]  [EventDate "2013.??.??"]   1. e4 c5 2. Nc3 Nc6 3. g3 Nf6 4. Bg2 d6 5. d3 Bg4 6. f3 Bh5 7. Be3 e5 8. Qd2  Be7 9. Nh3 Nd4 10. O-O Qd7 11. Bxd4 cxd4 12. Ne2 d5 13. c3 dxe4 14. fxe4 O-O  15. Rf5 Bg4 16. Rxe5 Bd6 17. Rg5 Bxh3 18. Rxg7+ Kh8 19. Qh6 Rg8 20. Bxh3 Qe7  21. Rxg8+ Rxg8 22. Bf5 dxc3 23. bxc3 Rg7 24. Rb1 b6 25. a4 Ng8 26. Qe3 Rg5 27.  Rb5 a6 28. Rd5 Nf6 29. Rxd6 Rxf5 30. Qd4 Re5 31. Nf4 Kg8 32. Qxb6 1-0   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.06.18"]  [Round "5"]  [White "Bingen, S."]  [Black "Schenkelaars, V."]  [Result "0-1"]  [ECO "E70"]  [PlyCount "68"]  [EventDate "2013.??.??"]   1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Bd3 Nc6 7. Nge2 e5 8. d5  Ne7 9. O-O Ne8 10. b4 a5 11. b5 b6 12. a4 f5 13. Bg5 Nf6 14. h3 f4 15. Kf2 Nh5  16. Rh1 h6 17. g4 fxg3+ 18. Nxg3 Nxg3 19. Bxe7 Nxh1+ 20. Qxh1 Qxe7 21. Rg1 Qh4+  22. Rg3 Rf6 23. Qg2 Bd7 24. Be2 Raf8 25. Kg1 Kh7 26. Nd1 Qf4 27. Nf2 Qe3 28.  Bd1 h5 29. Kh2 Bh6 30. h4 Bf4 31. Nh3 Bxh3 32. Qxh3 Bxg3+ 33. Kxg3 Rxf3+ 34.  Bxf3 Rxf3+ 0-1   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.06.18"]  [Round "5"]  [White "Ruyter, W. de"]  [Black "Biggelaar, D. v.d"]  [Result "1-0"]  [ECO "C53"]  [PlyCount "65"]  [EventDate "2013.??.??"]   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. O-O Nf6 11. Qb3 O-O 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 "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.06.18"]  [Round "5"]  [White "Kettenis, J."]  [Black "Verschoor, M."]  [Result "0-1"]  [ECO "A47"]  [PlyCount "53"]  [EventDate "2013.??.??"]   1. d4 Nf6 2. Nf3 e6 3. e3 c5 4. b3 b6 5. Bd3 Bb7 6. Nbd2 Nc6 7. Bb2 Nb4 8. Be2  Rc8 9. a3 Nc6 10. O-O Be7 11. Rc1 O-O 12. c4 d5 13. Re1 Ba6 14. Ne5 Nxe5 15.  dxe5 Ne8 16. Bg4 Bb7 17. Qe2 dxc4 18. Nxc4 Qc7 19. Red1 b5 20. Nd2 Qb6 21. Rc2  Nc7 22. Rdc1 Rfd8 23. Bf3 Rd7 24. Bxb7 Qxb7 25. Qg4 Rcd8 26. Ne4 Qxe4 27. Qxe4  0-1   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.06.18"]  [Round "5"]  [White "Schoonman, I."]  [Black "Uittenbogaard, R."]  [Result "0-1"]  [ECO "B22"]  [PlyCount "16"]  [EventDate "2013.??.??"]   1. e4 c5 2. c3 Nc6 3. d4 e6 4. d5 exd5 5. exd5 Qe7+ 6. Ne2 Ne5 7. Bf4 d6 8. Nd2  Nd3# 0-1   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.06.18"]  [Round "5"]  [White "Schenkelaars, R."]  [Black "Molsbergen, C."]  [Result "0-1"]  [ECO "C50"]  [PlyCount "74"]  [EventDate "2013.??.??"]   1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 Nf6 5. Nc3 O-O 6. O-O d6 7. Be3 Bxe3 8.  fxe3 Ng4 9. Qd2 Be6 10. Bb3 Bxb3 11. axb3 f5 12. exf5 Rxf5 13. e4 Rf8 14. Ne2  Qd7 15. Ng3 Ne7 16. Qg5 h6 17. Qd2 Qc6 18. h3 Nf6 19. Nh4 Qc5+ 20. Kh1 d5 21.  exd5 Nfxd5 22. Ne4 Qe3 23. Nf3 Ng6 24. Rae1 Qxd2 25. Nexd2 Nb4 26. Rc1 Rad8 27.  Rfe1 Rfe8 28. Nc4 Nc6 29. Re4 b5 30. Ne3 Nd4 31. Nxd4 Rxd4 32. Rxd4 exd4 33.  Nf5 c5 34. Nd6 Re2 35. g3 Ne5 36. Rf1 Rxc2 37. Nxb5 Rxb2 0-1   [Event "PK LSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.06.25"]  [Round "6"]  [White "Willemze, T."]  [Black "Pijpers, A."]  [Result "1-0"]  [ECO "B27"]  [PlyCount "55"]  [EventDate "2013.??.??"]  [SourceDate "2013.06.28"]   1. e4 c5 2. Nc3 g6 3. d4 cxd4 4. Qxd4 Nf6 5. Nf3 Nc6 6. Qa4 d6 7. e5 dxe5 8.  Nxe5 Qd4 9. Nc4 Ng4 10. Be3 Nxe3 11. fxe3 Qd8 12. Rd1 Bd7 13. Qb3 Rc8 14. Ne4  Na5 15. Rxd7 Kxd7 16. Qd3+ Kc7 17. Nxa5 Qxd3 18. Bxd3 Bh6 19. Ke2 b6 20. Nb3 f5  21. Nc3 Bg7 22. Ba6 Rcd8 23. Nd4 Bxd4 24. Nb5+ Kb8 25. Nxd4 Rd6 26. c4 e5 27.  Nb5 Rc6 28. Rd1 1-0   [Event "PK LSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.06.25"]  [Round "6"]  [White "Haastert, E. van"]  [Black "Wantola, I."]  [Result "1/2-1/2"]  [ECO "B29"]  [PlyCount "88"]  [EventDate "2013.??.??"]   1. e4 c5 2. Nf3 Nf6 3. e5 Nd5 4. Nc3 Nxc3 5. dxc3 d5 6. exd6 Qxd6 7. Qxd6 exd6  8. Bf4 Be6 9. O-O-O d5 10. Ng5 Be7 11. Be2 Bxg5 12. Bxg5 Na6 13. c4 dxc4 14.  Bf3 Nb4 15. Be3 Nxa2+ 16. Kb1 Nb4 17. Bxc5 Nc6 18. Rhe1 Rc8 19. Rd6 O-O 20.  Bxc6 bxc6 21. Rdxe6 fxe6 22. Bxf8 Rxf8 23. f3 Rd8 24. Kc1 Kf7 25. Re4 c3 26.  bxc3 Ke7 27. h4 Rd5 28. Rb4 Rb5 29. Rd4 a5 30. Rc4 Kd6 31. Rd4+ Rd5 32. Re4 g6  33. g4 Re5 34. Rd4+ Rd5 35. Rc4 h5 36. Ra4 Re5 37. Kd2 Kc7 38. Kd3 Kb6 39. Ra1  g5 40. hxg5 Rxg5 41. gxh5 Rxh5 42. Re1 Rf5 43. Rxe6 Rxf3+ 44. Kc4 Rf4+ 1/2-1/2   [Event "PK LSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.06.25"]  [Round "6"]  [White "Wessel, R. van"]  [Black "Wissen, M. van"]  [Result "1-0"]  [ECO "D85"]  [PlyCount "64"]  [EventDate "2013.??.??"]   1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Be3 c5 8.  Nf3 O-O 9. Rc1 Qa5 10. Nd2 cxd4 11. cxd4 Qxa2 12. Nc4 Qa6 13. Be2 b5 14. O-O  Bb7 15. Nd2 Nd7 16. Rb1 Qd6 17. Bxb5 Nb6 18. d5 e6 19. Bxb6 axb6 20. Nc4 Qf4  21. Bc6 Bxc6 22. dxc6 Qxe4 23. Nxb6 Ra7 24. Qd6 Be5 25. Nd7 Bxd6 26. Nf6+ Kg7  27. Nxe4 Be5 28. Rb5 Bd4 29. Rc1 e5 30. c7 Rc8 31. Nd6 Rcxc7 32. Ne8+ Kf8 1-0   [Event "PK LSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.06.25"]  [Round "6"]  [White "Ketel, R. van"]  [Black "Briemen, W. van"]  [Result "1-0"]  [ECO "D94"]  [PlyCount "69"]  [EventDate "2013.??.??"]   1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. e3 g6 5. Nf3 Bg7 6. Be2 O-O 7. O-O dxc4 8. Bxc4  Nbd7 9. Bd2 Qc7 10. Rc1 e5 11. Nb5 Qb8 12. dxe5 Nxe5 13. Nxe5 cxb5 14. Bxf7+  Rxf7 15. Nxf7 Kxf7 16. Qb3+ Be6 17. Qxb5 a6 18. Qa4 Ng4 19. f4 Qd8 20. f5 Bxf5  21. Qc4+ Ke8 22. Bb4 Qf6 23. Qg8+ Bf8 24. Bxf8 Qxf8 25. Qxf8+ Kxf8 26. e4 Kg8  27. exf5 Ne3 28. Rfe1 Nxf5 29. Rc7 b5 30. g4 Nh6 31. Ree7 Nxg4 32. Rg7+ Kf8 33.  Rxh7 Kg8 34. Rcg7+ Kf8 35. Rxg6 1-0   [Event "PK LSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.06.25"]  [Round "6"]  [White "Polak, A."]  [Black "Termeulen, A."]  [Result "1-0"]  [ECO "B09"]  [PlyCount "93"]  [EventDate "2013.??.??"]   1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 c5 6. dxc5 Qa5 7. Qd3 O-O 8. Qb5  Qc7 9. Be3 a6 10. Qb6 Qxb6 11. cxb6 Nc6 12. O-O-O Be6 13. Nd4 Nxd4 14. Bxd4 Nd7  15. a4 Bxd4 16. Rxd4 Nxb6 17. Rb4 Nd7 18. Rxb7 Rfc8 19. Nd5 Kf8 20. Nb6 Nc5 21.  Nxc8 Nxb7 22. Nb6 Rb8 23. b4 a5 24. Bc4 Kg7 25. Bxe6 fxe6 26. c3 Nd8 27. bxa5  Nc6 28. Kc2 Nxa5 29. Rb1 Nc6 30. Nc4 Rc8 31. Ra1 d5 32. exd5 exd5 33. Nb6 Rd8  34. a5 d4 35. a6 Na7 36. Nc4 Kf6 37. Rb1 Rc8 38. Kd3 dxc3 39. Kxc3 h5 40. Rb7  Ra8 41. Kb4 Nc6+ 42. Kb5 Nd4+ 43. Kb6 Rc8 44. Ne5 Rc2 45. a7 Ra2 46. Kc7 Ne6+  47. Kb8 1-0   [Event "PK LSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.06.25"]  [Round "6"]  [White "Drunick, J.W. van"]  [Black "Geertsma, F.J."]  [Result "1/2-1/2"]  [ECO "D55"]  [PlyCount "22"]  [EventDate "2013.??.??"]   1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. Bg5 Be7 6. e3 O-O 7. Rc1 dxc4 8. Bxc4  Nd5 9. Bxe7 Qxe7 10. O-O Nd7 11. a3 N7f6 1/2-1/2   [Event "PK LSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.06.25"]  [Round "6"]  [White "Bloothoofd, G."]  [Black "Bakker, J."]  [Result "1/2-1/2"]  [ECO "B06"]  [PlyCount "79"]  [EventDate "2013.??.??"]   1. e4 g6 2. d4 Bg7 3. Nc3 d5 4. exd5 Nf6 5. Nf3 Nxd5 6. Nxd5 Qxd5 7. c4 Qd8 8.  h3 c5 9. d5 O-O 10. Be2 e6 11. O-O Na6 12. Bg5 f6 13. Be3 e5 14. b4 e4 15. bxc5  exf3 16. Bxf3 f5 17. d6 Nb8 18. Rb1 Nc6 19. d7 Qxd7 20. Qxd7 Bxd7 21. Rxb7 Ne5  22. Bd5+ Kh8 23. Bf4 Rad8 24. Rxa7 Nc6 25. Rc7 Nd4 26. Bg5 Ne2+ 27. Kh1 Bf6 28.  Bxf6+ Rxf6 29. Re1 Nf4 30. Re7 Nxd5 31. cxd5 Be8 32. d6 Ba4 33. d7 Rff8 34. Ra7  Bc6 35. Rc7 Ba4 36. f4 Kg8 37. Kg1 Rf7 38. Rc8 Rff8 39. Rc7 Rf7 40. Rc8 1/2-1/2   [Event "PK LSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.06.25"]  [Round "6"]  [White "Heemskerk, W."]  [Black "Coene, I."]  [Result "1/2-1/2"]  [ECO "A11"]  [PlyCount "102"]  [EventDate "2013.??.??"]   1. Nf3 d5 2. g3 c6 3. Bg2 Bg4 4. c4 Nf6 5. Ne5 Be6 6. cxd5 Bxd5 7. Nf3 g6 8.  Nc3 Bg7 9. Nxd5 Nxd5 10. O-O O-O 11. d3 a5 12. Rb1 a4 13. Qc2 Na6 14. a3 Nac7  15. e4 Nb6 16. Be3 Ne6 17. d4 Nxd4 18. Nxd4 Bxd4 19. Rfd1 e5 20. Bxd4 exd4 21.  Qc5 d3 22. Qc3 Qe7 23. Rxd3 Rfd8 24. Rbd1 Rxd3 25. Qxd3 Qc5 26. Bf1 Re8 27. Kg2  Qe5 28. Re1 f5 29. Qc2 f4 30. f3 Rd8 31. Bc4+ Nxc4 32. Qxc4+ Kg7 33. Re2 fxg3  34. hxg3 Rd4 35. Qc3 g5 36. f4 gxf4 37. gxf4 Qd6 38. Qg3+ Qg6 39. Qxg6+ Kxg6  40. Kg3 Rd3+ 41. Kh4 Kf6 42. Kg4 Rd4 43. e5+ Kg6 44. Rh2 c5 45. Kf3 b5 46. Rg2+  Kf5 47. Rg5+ Ke6 48. Rh5 Rd7 49. Ke4 Rd4+ 50. Ke3 Rd7 51. Ke4 Rd4+ 1/2-1/2   [Event "PK LSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.06.25"]  [Round "6"]  [White "Lauer, A."]  [Black "Jeu, M. de"]  [Result "0-1"]  [ECO "B07"]  [PlyCount "70"]  [EventDate "2013.??.??"]   1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f3 c6 5. Be3 b5 6. Qd2 Nbd7 7. Bd3 Bb7 8. Nge2  a6 9. Nd1 e5 10. c3 d5 11. exd5 Nxd5 12. Bg5 Qc7 13. O-O h6 14. Bh4 Bg7 15. Re1  O-O 16. dxe5 Nxe5 17. Bg3 Rfe8 18. Nf2 Qb6 19. Be4 Rad8 20. Qc2 Ne3 21. Qc1 f5  22. Bf4 N5c4 23. Nd4 fxe4 24. Rxe3 Nxe3 25. Bxe3 c5 26. Nb3 exf3 27. Nxc5 fxg2  28. Nxb7 Qxb7 29. Bxh6 Qf3 30. Qg5 Qf6 31. Qxg2 Bxh6 32. Ng4 Qg5 33. Rf1 Rf8  34. Rxf8+ Bxf8 35. h3 Bc5+ 0-1   [Event "PK LSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.06.25"]  [Round "6"]  [White "Schaeffner, J."]  [Black "Zeevaarder, M."]  [Result "0-1"]  [ECO "A21"]  [PlyCount "76"]  [EventDate "2013.??.??"]   1. c4 e5 2. Nc3 d6 3. g3 Be6 4. Bg2 Qc8 5. b3 Nc6 6. e3 Nb4 7. d3 c5 8. Bb2 Nc6  9. Nd5 Be7 10. Ne2 Bd8 11. O-O Bh3 12. f4 Bxg2 13. Kxg2 Nf6 14. Nec3 Qd7 15. d4  exd4 16. exd4 Nxd4 17. Re1+ Kf8 18. Re3 h5 19. h3 Rh6 20. Qd3 Nf5 21. Rf3 Nd4  22. Re3 Nf5 23. Rf3 Nd4 24. Re3 Rg6 25. Kh2 Nf5 26. Rf3 Nd4 27. Re3 a6 28. Rae1  Ba5 29. Re7 Qf5 30. Qxf5 Nxf5 31. Rxb7 Rxg3 32. Nxf6 gxf6 33. Rc1 Re8 34. Rc2  Ree3 35. Rb8+ Kg7 36. Nd5 Rxh3+ 37. Kg1 Re1+ 38. Kf2 Rh2+ 0-1   [Event "PK LSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.06.25"]  [Round "6"]  [White "Fakkert, E."]  [Black "Hof, E. van 't"]  [Result "0-1"]  [ECO "C77"]  [PlyCount "58"]  [EventDate "2013.??.??"]   1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 d6 6. Bg5 Be7 7. O-O b5 8. Bb3  Na5 9. Nc3 Nxb3 10. axb3 Bb7 11. Nd2 O-O 12. f4 h6 13. Bh4 exf4 14. Rxf4 g5 15.  Bxg5 hxg5 16. Rf5 Ne8 17. Nd5 Ng7 18. Nxe7+ Qxe7 19. Rf3 Bc8 20. Qe1 Bd7 21.  Nf1 f5 22. Qc3 fxe4 23. Rxf8+ Rxf8 24. dxe4 Bc8 25. Ng3 Rf7 26. Qd2 Qe5 27. c3  Bb7 28. Re1 Re7 29. Qe2 d5 0-1   [Event "PK LSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.06.25"]  [Round "6"]  [White "Roorda, T."]  [Black "Hellenberg, J.A."]  [Result "1-0"]  [ECO "D15"]  [PlyCount "101"]  [EventDate "2013.??.??"]   1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 a6 5. c5 Bf5 6. Bf4 Nbd7 7. h3 h6 8. e3 e6  9. Bd3 Bxd3 10. Qxd3 Be7 11. b4 O-O 12. g4 Nh7 13. O-O-O b6 14. h4 bxc5 15.  bxc5 Nhf6 16. Rdg1 e5 17. Nxe5 Nxe5 18. Bxe5 Nd7 19. Bf4 Qa5 20. g5 h5 21. g6  f5 22. Kc2 Ra7 23. Rb1 Qd8 24. Qe2 Nf6 25. Rb6 Qc8 26. Bg5 Qe8 27. Rhb1 Ng4 28.  Bf4 Qxg6 29. Nxd5 Bxh4 30. f3 Qe8 31. Rb8 Bd8 32. fxg4 Qe4+ 33. Kc1 Qxd5 34.  gxh5 Ba5 35. h6 Rxb8 36. Rxb8+ Kh7 37. hxg7 Qh1+ 38. Qd1 Qxd1+ 39. Kxd1 Rxg7  40. Ra8 Rg2 41. Rxa6 Rxa2 42. Bc7 Ra1+ 43. Kc2 Bc3 44. Rxc6 Be1 45. Bf4 Kg7 46.  d5 Kf7 47. Rc7+ Ke8 48. d6 Bh4 49. c6 Ra5 50. Rh7 Bf6 51. d7+ 1-0   [Event "PK LSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.06.25"]  [Round "6"]  [White "Erwich, F."]  [Black "Peut, A. van der"]  [Result "1-0"]  [ECO "D81"]  [PlyCount "51"]  [EventDate "2013.??.??"]   1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Qb3 dxc4 5. Qxc4 Bg7 6. e4 O-O 7. Be2 a6 8. Be3  b5 9. Qb3 c5 10. dxc5 Be6 11. Qc2 Qa5 12. Nf3 b4 13. Qa4 Nc6 14. Qxa5 Nxa5 15.  Na4 Nxe4 16. Nd4 Bd7 17. Nb6 Rad8 18. Nd5 Be8 19. Nxe7+ Kh8 20. c6 Rxd4 21. c7  Bd7 22. Bxd4 Bxd4 23. O-O-O b3 24. Rxd4 bxa2 25. Kc2 Be6 26. Rxe4 1-0   [Event "PK LSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.06.25"]  [Round "6"]  [White "Noordijk, E."]  [Black "Thissen, T."]  [Result "0-1"]  [ECO "C44"]  [PlyCount "68"]  [EventDate "2013.??.??"]   1. e4 d5 2. d3 Nc6 3. Nd2 Nf6 4. Ngf3 e5 5. Be2 h6 6. h3 Be6 7. c3 Bd6 8. Qc2  Qe7 9. a3 O-O 10. g4 g5 11. Nf1 a5 12. h4 dxe4 13. dxe4 Nxg4 14. hxg5 Bc5 15.  Rh2 Nxh2 16. N1xh2 Kh8 17. g6 Rg8 18. gxf7 Rg2 19. Qd2 Qf6 20. Qxh6+ Qxh6 21.  Bxh6 Bxf7 22. Bg5 Bb3 23. Bh4 Rg6 24. Nd2 Rg1+ 25. Nhf1 Be6 26. Nf3 Rh1 27.  Bf6+ Kg8 28. Nxe5 Rf8 29. Nxc6 Rxf6 30. Nd4 Bh3 31. Rd1 Rf4 32. Bc4+ Kh8 33.  Be2 Rxe4 34. f3 Rxf1+ 0-1   [Event "PK LSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.06.25"]  [Round "6"]  [White "Vreugdenhil, F."]  [Black "Zwinkels, W."]  [Result "1-0"]  [ECO "B96"]  [Annotator "Doe,John"]  [PlyCount "83"]  [EventDate "2013.??.??"]   1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Nbd7 8. Qf3  Qc7 9. O-O-O b5 10. Bxf6 Nxf6 11. g4 Bb7 12. Bd3 Be7 13. g5 Nd7 14. Qh5 g6 15.  Qh6 Bf8 16. Qh3 Nc5 17. Qe3 O-O-O 18. Rhf1 Bg7 19. Nce2 Kb8 20. f5 exf5 21.  exf5 Rhe8 22. Qf2 Be5 23. Kb1 Rc8 24. Rc1 Na4 25. c4 b4 26. Rc2 Nc5 27. Nc1 Qb6  28. Ndb3 Qc7 29. Nxc5 dxc5 30. fxg6 fxg6 31. Qh4 Rf8 32. Rcf2 Rxf2 33. Rxf2 Bd4  34. Re2 Rf8 35. Nb3 Bh8 36. Qe1 Bc8 37. Qg1 Qd6 38. Kc2 Rf3 39. Be4 Rf4 40.  Qxc5 Qxc5 41. Nxc5 a5 42. Bd5 {rest onleesbaar} 1-0   [Event "PK LSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.06.25"]  [Round "6"]  [White "Kubbenga, M."]  [Black "Mooij, M. de"]  [Result "1/2-1/2"]  [ECO "A70"]  [PlyCount "38"]  [EventDate "2013.??.??"]   1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. e4 Bg7 8. Bb5+  Bd7 9. Bxd7+ Nbxd7 10. Bf4 Qe7 11. O-O O-O 12. Re1 Nh5 13. Bg5 f6 14. Bd2 Ne5  15. Nxe5 fxe5 16. Qg4 Rae8 17. Bg5 Bf6 18. Bh6 Bg7 19. Bg5 Bf6 1/2-1/2   [Event "PK LSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.06.25"]  [Round "6"]  [White "Wagemans, E."]  [Black "Bosse, B. v.d"]  [Result "1/2-1/2"]  [ECO "B50"]  [PlyCount "54"]  [EventDate "2013.??.??"]   1. e4 c5 2. b3 d6 3. Bb2 Nc6 4. Nf3 e5 5. Nc3 Nge7 6. Bc4 h6 7. Qe2 Nd4 8. Nxd4  cxd4 9. Nd5 a6 10. a4 Be6 11. Nxe7 Qxe7 12. O-O Rc8 13. d3 g5 14. Qh5 Qd7 15.  h3 Rg8 16. Rac1 g4 17. Bxe6 Qxe6 18. h4 Qg6 19. Qxg6 Rxg6 20. f4 gxf3 21. Rxf3  Be7 22. Rh3 Rg4 23. g3 Kd7 24. Kg2 Rcg8 25. Kf3 h5 26. c3 dxc3 27. Bxc3 Rc8  1/2-1/2   [Event "PK LSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.06.25"]  [Round "6"]  [White "Schenkelaars, V."]  [Black "Aalders, P."]  [Result "1/2-1/2"]  [ECO "D43"]  [PlyCount "90"]  [EventDate "2013.??.??"]   1. d4 Nf6 2. Nf3 d5 3. c4 c6 4. Nc3 e6 5. Bf4 dxc4 6. a4 Bb4 7. Qc2 Qa5 8. Bd2  b5 9. g3 Bb7 10. Bg2 a6 11. O-O Qb6 12. Nxb5 cxb5 13. Bxb4 Nbd7 14. axb5 axb5  15. Rxa8+ Bxa8 16. Ra1 Be4 17. Qd2 Bb7 18. Qg5 Rg8 19. Ne1 h6 20. Qd2 Nd5 21.  Ba5 Qc6 22. Nc2 f5 23. Nb4 Qd6 24. Nxd5 Bxd5 25. Bb4 Qc6 26. Bxd5 Qxd5 27. Qf4  Qc6 28. Qd6 Qxd6 29. Bxd6 Nb6 30. Ra5 Kd7 31. Bc5 Kc6 32. Ra6 Rb8 33. f3 Rb7  34. Kf1 b4 35. Ke1 Kb5 36. Rxb6+ Rxb6 37. Bxb6 Kxb6 38. Kd2 Kc6 39. e4 Kd6 40.  Ke3 g5 41. h3 h5 42. g4 hxg4 43. hxg4 fxg4 44. fxg4 Kc6 45. Kd2 Kd6 1/2-1/2   [Event "PK LSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.06.25"]  [Round "6"]  [White "Lankveld, K. van"]  [Black "Serdijn, A."]  [Result "0-1"]  [ECO "A26"]  [PlyCount "123"]  [EventDate "2013.??.??"]   1. c4 e5 2. g3 Nc6 3. Bg2 g6 4. Nc3 Bg7 5. e4 d6 6. Nge2 f5 7. d3 Nf6 8. O-O  O-O 9. exf5 Bxf5 10. Bg5 Qd7 11. Qd2 Rab8 12. a3 a6 13. b4 b5 14. Bxf6 Bxf6 15.  Nd5 Bg7 16. Rae1 Nd8 17. Nec3 c6 18. Ne3 Be6 19. Ne2 Bh6 20. Qc2 d5 21. c5 Bh3  22. Bxh3 Qxh3 23. f4 Ne6 24. Ng2 exf4 25. Ngxf4 Nxf4 26. Nxf4 Bxf4 27. gxf4  Qg4+ 28. Qg2 Rxf4 29. Qxg4 Rxg4+ 30. Kh1 Rd4 31. Re7 Rf8 32. Rxf8+ Kxf8 33. Ra7  Rxd3 34. Rxa6 d4 35. Rxc6 Rxa3 36. Rd6 d3 37. c6 Rc3 38. c7 Rxc7 39. Rxd3 Rc4  40. Rb3 Ke7 41. Kg2 Rf4 42. Kg3 g5 43. Kg2 Ke6 44. Rh3 Rxb4 45. Rxh7 Rf4 46.  Rg7 Rf5 47. Kg3 b4 48. Kg4 Rb5 49. Rg6+ Kf7 50. Rd6 b3 51. Rd1 b2 52. Rb1 Kg6  53. Kg3 Kh5 54. Kh3 Rb3+ 55. Kg2 Kg4 56. Kf2 Kh3 57. Ke2 Kxh2 58. Kd2 g4 59.  Kc2 Rb8 60. Kc3 g3 61. Rxb2+ Rxb2 62. Kxb2 0-1   [Event "PK LSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.06.25"]  [Round "6"]  [White "Stins, J."]  [Black "Numan, G."]  [Result "1-0"]  [ECO "B08"]  [PlyCount "67"]  [EventDate "2013.??.??"]   1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. Be3 c6 6. a4 a5 7. h3 Qc7 8. Qd2 Na6  9. Bh6 O-O 10. Bxg7 Kxg7 11. Bc4 e5 12. O-O h6 13. Bb3 b6 14. Rad1 Bb7 15. Qe3  Rad8 16. Nh4 Nh5 17. Ne2 c5 18. c3 Rde8 19. f3 Qe7 20. Qf2 Kh7 21. g4 Ng7 22.  Bc2 Ne6 23. Ng2 Rd8 24. Ne3 Nac7 25. Nc4 Na8 26. Nc1 f6 27. Nd3 d5 28. exd5  Bxd5 29. Ne3 exd4 30. Nxd5 Rxd5 31. cxd4 Nxd4 32. Nf4 Rd6 33. Nxg6 Qe6 34. Rxd4  1-0   [Event "PK LSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.06.25"]  [Round "6"]  [White "Maat, N. v.d"]  [Black "Weiland, H."]  [Result "1/2-1/2"]  [ECO "A44"]  [PlyCount "32"]  [EventDate "2013.??.??"]   1. d4 c5 2. d5 d6 3. c4 e5 4. Nc3 Ne7 5. e4 f5 6. exf5 Nxf5 7. Bd3 Be7 8. Nge2  O-O 9. O-O Kh8 10. Ne4 Nd7 11. f4 b5 12. b3 bxc4 13. bxc4 Nd4 14. Nxd4 exd4 15.  Qh5 Qe8 16. Qxe8 Rxe8 1/2-1/2   [Event "PK LSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.06.25"]  [Round "6"]  [White "Kuiper, C."]  [Black "Knaap, J. v.d"]  [Result "0-1"]  [ECO "A40"]  [PlyCount "82"]  [EventDate "2013.??.??"]   1. d4 d6 2. Nf3 g6 3. e3 Bg7 4. Bd3 Nd7 5. O-O e5 6. c4 Qe7 7. Nc3 Ngf6 8. Qc2  O-O 9. d5 Nc5 10. e4 a5 11. Be3 Ne8 12. Be2 f5 13. Bg5 Nf6 14. Bd3 f4 15. h3 h6  16. Bxf6 Bxf6 17. Nh2 Kh8 18. Be2 Rg8 19. a3 a4 20. Qd1 Bd7 21. Bg4 h5 22. Bxd7  Qxd7 23. f3 Bh4 24. Qc2 Rg7 25. Rab1 Nb3 26. Ne2 g5 27. Rbd1 Rag8 28. Rd3 Bg3  29. Kh1 Bxh2 30. Kxh2 g4 31. Ng1 Nd4 32. Qd2 Rg6 33. Kh1 Qg7 34. Rf2 gxf3 35.  Nxf3 Nb3 36. Qc2 Rg3 37. Rd1 Nc5 38. Rg1 Qg6 39. Re2 Rxf3 40. Kh2 Rxh3+ 41.  Kxh3 Qg3# 0-1   [Event "PK LSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.06.25"]  [Round "6"]  [White "Verschoor, M."]  [Black "Postma, J."]  [Result "0-1"]  [ECO "B41"]  [PlyCount "98"]  [EventDate "2013.??.??"]   1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Be2 Nc6 6. O-O Qc7 7. c3 Nf6 8. f3  h6 9. Be3 Be7 10. Nd2 d6 11. Rc1 Bd7 12. Nc4 b5 13. Nxc6 Bxc6 14. Nd2 d5 15.  Bd3 Rd8 16. Qe2 O-O 17. Bb1 Bb7 18. Qf2 Rc8 19. Rfe1 dxe4 20. Bb6 Qxb6 21. Qxb6  Bc5+ 22. Qxc5 Rxc5 23. Bxe4 Bd5 24. Bxd5 Rxd5 25. Ne4 Nxe4 26. fxe4 Rd2 27. Rb1  Rfd8 28. Kf1 Rc2 29. Re2 Rdd2 30. Rxd2 Rxd2 31. a3 Kf8 32. b4 Rd3 33. Rb3 Re3  34. a4 Rxe4 35. axb5 axb5 36. Ra3 Rf4+ 37. Ke2 Ke7 38. Ke3 Rf5 39. Ra5 Kd6 40.  c4 bxc4 41. Rxf5 exf5 42. Kd4 f4 43. Kxc4 g5 44. b5 g4 45. Kd4 f5 46. Kd3 Kc5  47. b6 Kxb6 48. h3 h5 49. Kd4 f3 0-1   [Event "PK LSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.06.25"]  [Round "6"]  [White "Zwaan, G.J."]  [Black "Ruyter, W. de"]  [Result "0-1"]  [ECO "C48"]  [PlyCount "30"]  [EventDate "2013.??.??"]   1. e4 e5 2. Nf3 Nc6 3. Nc3 Bc5 4. Bb5 Nf6 5. Bxc6 dxc6 6. O-O Bg4 7. d3 O-O 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 "PK LSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.06.25"]  [Round "6"]  [White "Verheijen, J."]  [Black "Faydi, J."]  [Result "0-1"]  [ECO "D31"]  [PlyCount "104"]  [EventDate "2013.??.??"]   1. c4 e6 2. Nc3 d5 3. cxd5 exd5 4. d4 c6 5. Nf3 Bf5 6. Bf4 Qb6 7. Na4 Bb4+ 8.  Bd2 Bxd2+ 9. Qxd2 Qd8 10. Nc5 b6 11. Nd3 Nf6 12. e3 O-O 13. Be2 Nbd7 14. O-O  Ne4 15. Qb4 c5 16. dxc5 bxc5 17. Qb7 Ndf6 18. Rfd1 Qb6 19. Qxb6 axb6 20. Nf4  Rfd8 21. Nh4 Bc8 22. Bf3 Bb7 23. Nf5 Kf8 24. Be2 Bc6 25. a3 Ba4 26. Rdc1 Nd2  27. Bd1 Nb3 28. Bxb3 Bxb3 29. Rc3 Bc4 30. b3 Ne4 31. Rc2 Bxb3 32. Rb2 c4 33.  Nd4 Nc5 34. Rd2 c3 35. Re2 Bc4 36. Rc2 Na4 37. Nfe2 Bd3 38. Rcc1 Rac8 39. Nf4  Ba6 40. Rab1 Rc4 41. Nfe2 Rdc8 42. Nc2 R4c5 43. Ned4 Bd3 44. Rb4 Bxc2 45. Nxc2  Rc4 46. Kf1 h5 47. Ke2 g6 48. Rxc4 Rxc4 49. Nb4 d4 50. Kd3 Nb2+ 51. Ke2 Rxb4  52. axb4 d3+ 0-1   [Event "PK LSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.06.25"]  [Round "6"]  [White "Uittenbogaard, R."]  [Black "Kuiper, J. ."]  [Result "0-1"]  [ECO "A57"]  [PlyCount "98"]  [EventDate "2013.??.??"]   1. d4 Nf6 2. c4 c5 3. d5 b5 4. b3 g6 5. Bb2 Bg7 6. Qc2 bxc4 7. bxc4 d6 8. e4  Nbd7 9. Nd2 O-O 10. Ngf3 Rb8 11. Rb1 Qa5 12. Bd3 Qxa2 13. O-O Nxe4 14. Bxg7  Qxc2 15. Bxc2 Nxd2 16. Rxb8 Kxg7 17. Nxd2 Nxb8 18. Re1 e5 19. h3 f5 20. f4 e4  21. Re3 Rf7 22. Ra3 Na6 23. Ba4 Nb4 24. Nf1 Re7 25. Ne3 Nd3 26. g3 Rb7 27. Bd1  Nb4 28. h4 h5 29. Kf1 a6 30. Be2 Ra7 31. Ra5 Kf7 32. Kf2 Ke7 33. Ke1 Kd8 34.  Kd2 Kc7 35. Kc3 Kb6 36. Ra1 a5 37. Bd1 Bd7 38. Rb1 Kc7 39. Bb3 a4 40. Ra1 Kb6  41. Bd1 a3 42. Be2 a2 43. Kb2 Ba4 44. Nxf5 gxf5 45. Bxh5 Nd3+ 46. Kc3 Bd7 47.  Be2 Ra3+ 48. Kd2 Nb4 49. h5 Rxg3 0-1   [Event "PK LSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.06.25"]  [Round "6"]  [White "Bingen, S."]  [Black "Schoonman, I."]  [Result "0-1"]  [ECO "C63"]  [PlyCount "100"]  [EventDate "2013.??.??"]   1. e4 Nc6 2. Nf3 f5 3. Nc3 fxe4 4. Nxe4 d5 5. Ng3 e5 6. Bb5 Qd6 7. O-O Nge7 8.  d4 e4 9. Ne5 a6 10. Bxc6+ bxc6 11. c4 g6 12. c5 Qe6 13. f3 Bg7 14. Bf4 exf3 15.  Rxf3 O-O 16. Qf1 Nf5 17. Nxf5 Rxf5 18. Re1 Qf6 19. Kh1 h5 20. Bg3 Rxf3 21. Qxf3  Bf5 22. Rf1 Qe6 23. Re1 Be4 24. Qe3 Rf8 25. Kg1 Kh7 26. Nd3 Qf5 27. Nf2 Bh6 28.  Qe2 a5 29. Nxe4 Re8 30. Be5 dxe4 31. Bxc7 e3 32. Be5 Qe4 33. Rf1 Re7 34. a4 Rb7  35. Re1 Qf5 36. Rf1 Qe4 37. Kh1 h4 38. h3 Rb3 39. Rf7+ Kg8 40. Ra7 Rb4 41. Rxa5  Qb1+ 42. Kh2 Qxb2 43. Ra8+ Kf7 44. Qf3+ Ke6 45. d5+ Kxe5 46. Re8+ Kd4 47. Qe4+  Kxc5 48. Qe7+ Kc4 49. Qe4+ Kb3 50. Qd3+ Ka2 0-1   [Event "PK LSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.06.25"]  [Round "6"]  [White "Biggelaar, D. v.d"]  [Black "Kettenis, J."]  [Result "1/2-1/2"]  [ECO "D93"]  [PlyCount "89"]  [EventDate "2013.??.??"]   1. c4 Nf6 2. Nc3 g6 3. d4 d5 4. Nf3 Bg7 5. Bf4 c6 6. e3 O-O 7. Be2 Bf5 8. Bd3  Bxd3 9. Qxd3 Nbd7 10. O-O dxc4 11. Qxc4 Nh5 12. Bg5 h6 13. Bh4 g5 14. Bg3 Nxg3  15. fxg3 Rc8 16. Ne4 Nb6 17. Qd3 e5 18. Rad1 exd4 19. exd4 Qd5 20. Nc3 Qd7 21.  Qc2 Nd5 22. Nxd5 Qxd5 23. b3 Rce8 24. Qd2 Re7 25. Rfe1 Rfe8 26. Rxe7 Rxe7 27.  Ne5 Bxe5 28. dxe5 Qxe5 29. h3 Kg7 30. Qd4 Qxd4+ 31. Rxd4 b6 32. Kf2 f5 33. Rd6  c5 34. h4 Rf7 35. h5 f4 36. gxf4 Rxf4+ 37. Kg3 Rf7 38. a4 Rb7 39. Kg4 b5 40.  axb5 Rxb5 41. Rd7+ Kf8 42. Rxa7 Rxb3 43. Rc7 Rb4+ 44. Kf5 c4 45. Rc6 1/2-1/2   [Event "PK LeiSB 2013"]  [Site "Denksportcentrum Leiden"]  [Date "2013.06.25"]  [Round "6"]  [White "Oei, I."]  [Black "Molsbergen, C."]  [Result "1-0"]  [ECO "E11"]  [PlyCount "97"]  [EventDate "2013.??.??"]  [SourceDate "2013.06.29"]   1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 Bxd2+ 5. Nbxd2 d5 6. e3 O-O 7. Bd3 Nbd7  8. Qc2 h6 9. O-O c5 10. cxd5 cxd4 11. dxe6 fxe6 12. Nxd4 Ne5 13. Be2 Bd7 14.  Qb3 Qe7 15. Rac1 Nd5 16. Ne4 b6 17. Nc3 Nc7 18. Nf3 Nf7 19. e4 Bc6 20. Qc2 Rac8  21. Qd2 Rfd8 22. Qe3 Kh8 23. a3 Qf6 24. Rfd1 Rxd1+ 25. Rxd1 Rd8 26. Rxd8+ Qxd8  27. Qd4 Qe7 28. Ne5 Nxe5 29. Qxe5 Be8 30. h3 Qd8 31. Bc4 Qd7 32. f4 Qc6 33. Be2  Qc5+ 34. Qxc5 bxc5 35. Bc4 Bc6 36. Kf2 Kg8 37. g4 Kf7 38. h4 Kf6 39. e5+ Kg6  40. h5+ Kf7 41. b4 cxb4 42. axb4 a6 43. Ke3 Ke7 44. Be2 Kd7 45. Kd4 Nb5+ 46.  Nxb5 axb5 47. Kc5 Kc7 48. f5 Bd5 49. f6 1-0   [Event "PK LeiSB 2013"]  [Site "?"]  [Date "????.??.??"]  [Round "7"]  [White "Polak, A."]  [Black "Willemze, T."]  [Result "0-1"]  [WhiteElo "1956"]  [BlackElo "2389"]  [PlyCount "64"]  [EventDate "2013.07.03"]  [SourceDate "2013.07.03"]   1. d4 Nf6 2. Nf3 e6 3. e3 c5 4. Bd3 Nc6 5. b3 Qa5+ 6. Nbd2 cxd4 7. exd4 Qc3 8.  Rb1 Nb4 9. O-O Nxd3 10. cxd3 Qxd3 11. Ne5 Qb5 12. Ndc4 d6 13. Qd3 Qa6 14. Nf3  d5 15. Nce5 Qxd3 16. Nxd3 Ne4 17. Bf4 f6 18. Rbc1 g5 19. Be3 Bd7 20. Nc5 Nxc5  21. dxc5 e5 22. Rfe1 Kf7 23. Red1 Bc6 24. Ne1 d4 25. Bd2 g4 26. a4 Bd5 27. Rb1  Bxc5 28. Nd3 Bd6 29. Bb4 Bxb4 30. Nxb4 Be4 31. Rbc1 Rac8 32. Kf1 a5 0-1   [Event "PK LeiSB 2013"]  [Site "?"]  [Date "2013.07.02"]  [Round "7"]  [White "Straver, R."]  [Black "Wessel, van R"]  [Result "0-1"]  [WhiteElo "2123"]  [BlackElo "2379"]  [PlyCount "96"]  [EventDate "2013.??.??"]   1. e4 d6 2. d4 g6 3. Nc3 Bg7 4. h3 a6 5. Nf3 b5 6. Bg5 Bb7 7. Bd3 Nd7 8. a4 b4  9. Ne2 Ngf6 10. Ng3 c5 11. c3 c4 12. Bxc4 Nxe4 13. Nxe4 Bxe4 14. O-O d5 15. Bb3  Nf6 16. Re1 bxc3 17. bxc3 O-O 18. Ne5 Rc8 19. c4 dxc4 20. Bxc4 Ba8 21. Bxa6 Qd5  22. Nf3 Rc3 23. Re3 Rc7 24. Rc1 Rxc1 25. Qxc1 e6 26. Qc4 Qd6 27. Qc5 Rd8 28.  Bb5 h6 29. Bh4 g5 30. Bg3 Qxc5 31. dxc5 Rd1+ 32. Kh2 Rc1 33. Bd6 Ne4 34. Re2  Nxc5 35. Rd2 Ne4 36. Ba3 Nxd2 37. Bxc1 Nxf3+ 38. gxf3 Bxf3 39. Be3 Be5+ 40. Kg1  Bc7 41. Bd2 Ba8 42. a5 f5 43. a6 f4 44. Bb4 Bb6 45. Bd6 Ba7 46. Be5 Be4 47. Bd7  Kf7 48. Bc8 Bd5 0-1   [Event "PK LeiSB 2013"]  [Site "?"]  [Date "2013.07.02"]  [Round "7"]  [White "Pijpers, A."]  [Black "Haastert, van E"]  [Result "1/2-1/2"]  [WhiteElo "2362"]  [BlackElo "2398"]  [PlyCount "36"]  [EventDate "2013.??.??"]   1. e4 d5 2. exd5 Qxd5 3. Nf3 Nf6 4. d4 e6 5. c4 Qd8 6. Nc3 Be7 7. g3 O-O 8. Bg2  c5 9. O-O cxd4 10. Qxd4 Nc6 11. Qxd8 Rxd8 12. Bf4 Bd7 13. Rfd1 a6 14. Bc7 Rdc8  15. Bb6 Be8 16. b3 Rab8 17. Nd4 Nxd4 18. Bxd4 Bc6 1/2-1/2   [Event "PK LeiSB 2013"]  [Site "?"]  [Date "2013.07.02"]  [Round "7"]  [White "Wantola, I."]  [Black "Ketel, van R"]  [Result "0-1"]  [WhiteElo "2392"]  [BlackElo "2236"]  [PlyCount "72"]  [EventDate "2013.??.??"]   1. d4 e6 2. c4 Nf6 3. g3 d5 4. Bg2 Be7 5. e3 O-O 6. Ne2 c6 7. Qc2 b5 8. c5 Nbd7  9. f4 Bb7 10. O-O Re8 11. h3 Nf8 12. a4 bxa4 13. Rxa4 N6d7 14. Bd2 f6 15. e4  dxe4 16. Bxe4 Qc8 17. f5 exf5 18. Bxf5 g6 19. Bh6 gxf5 20. Qb3+ Kh8 21. Qf7 Ne6  22. Nf4 Bf8 23. Nxe6 Bxh6 24. d5 cxd5 25. Rd4 Rxe6 26. Qxe6 Nxc5 27. Qxc8+ Rxc8  28. Rf3 Ne6 29. Rb4 Rc1+ 30. Kf2 Nc5 31. Nc3 d4 32. Ne2 Rc2 33. Rxd4 Ba6 34.  Rc3 Rxe2+ 35. Kf3 Re5 36. b4 Bb7+ 0-1   [Event "PK LeiSB 2013"]  [Site "?"]  [Date "2013.07.02"]  [Round "7"]  [White "Geertsma, FJ."]  [Black "Bloothoofd, G."]  [Result "1/2-1/2"]  [WhiteElo "1980"]  [BlackElo "2098"]  [PlyCount "35"]  [EventDate "2013.??.??"]   1. c4 e5 2. Nc3 Nc6 3. Nf3 f5 4. d3 Nf6 5. g3 Bc5 6. e3 O-O 7. Bg2 f4 8. O-O  fxe3 9. Bxe3 Bxe3 10. fxe3 d6 11. Nd2 Ng4 12. Rxf8+ Qxf8 13. Qe2 Ne7 14. Rf1  Qe8 15. Nd5 Nxd5 16. Bxd5+ Kh8 17. Qf3 Be6 18. Bxe6 1/2-1/2   [Event "PK LeiSB 2013"]  [Site "?"]  [Date "2013.07.02"]  [Round "7"]  [White "Jeu, de M"]  [Black "Drunick, van JW"]  [Result "1-0"]  [WhiteElo "1926"]  [BlackElo "1926"]  [PlyCount "105"]  [EventDate "2013.??.??"]   1. g3 Nf6 2. Bg2 e5 3. d3 d5 4. Nf3 Nc6 5. O-O Be7 6. c4 dxc4 7. Qa4 O-O 8.  Qxc4 Be6 9. Qc2 Nd5 10. Nc3 Nb6 11. a3 a5 12. b3 f5 13. Bb2 Bf6 14. Nd1 a4 15.  b4 Bb3 16. Qb1 Qe7 17. Ne3 g6 18. Bc3 Nd4 19. Qb2 Rad8 20. Rfe1 c6 21. Rac1  Nxf3+ 22. Bxf3 Nd5 23. Nxd5 cxd5 24. Bg2 Rc8 25. Bd2 Qe6 26. Be3 d4 27. Bh6 Rf7  28. Rxc8+ Qxc8 29. Rc1 Rc7 30. Rxc7 Qxc7 31. Qc1 Qxc1+ 32. Bxc1 b6 33. f4 Kf7  34. fxe5 Bxe5 35. Bf4 Ke6 36. h4 h6 37. Bc6 Kf6 38. Bxh6 Bxg3 39. Bg5+ Kg7 40.  Bd8 Kh6 41. Kg2 Be5 42. Bxb6 Kh5 43. Kh3 g5 44. hxg5 Kxg5 45. Kg2 Kf4 46. Kf1  Ke3 47. Bd8 Bd6 48. Bg5+ f4 49. Ke1 Bc2 50. Be4 Be5 51. Bh4 Bxd3 52. exd3 f3  53. Bg5+ 1-0   [Event "PK LeiSB 2013"]  [Site "?"]  [Date "2013.07.02"]  [Round "7"]  [White "Wissen, van M"]  [Black "Hof, van't E"]  [Result "1/2-1/2"]  [WhiteElo "2249"]  [BlackElo "2107"]  [PlyCount "103"]  [EventDate "2013.??.??"]   1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. e5 Qe7 7. Qe2 Nd5 8.  Nd2 a5 9. c4 Nb6 10. b3 a4 11. Bb2 axb3 12. axb3 Rxa1+ 13. Bxa1 Qa3 14. Qd1 Bb4  15. Bd3 Qa2 16. Ke2 O-O 17. Qc2 Qxc2 18. Bxc2 d5 19. exd6 Re8+ 20. Kd1 cxd6 21.  Re1 Be6 22. Re2 Ra8 23. Bd4 c5 24. Bb2 d5 25. cxd5 Nxd5 26. Kc1 Nb6 27. Ne4 h6  28. Re3 Kf8 29. Rg3 f6 30. Nd6 Ra7 31. Nf5 Rc7 32. Bc3 Nd5 33. Bxb4 Nxb4 34.  Ne3 c4 35. bxc4 Bxc4 36. Kd2 Be6 37. Rf3 Rd7+ 38. Kc3 Na2+ 39. Kb2 Rb7+ 40. Ka3  Nc3 41. Rf4 Nb5+ 42. Ka4 Nc3+ 43. Ka3 Nb5+ 44. Ka4 Bd7 45. Ka5 Nc3 46. Rc4 Na2  47. Be4 Rb5+ 48. Ka6 Rb2 49. Rc7 Ke8 50. Bf5 Nb4+ 51. Ka5 Nc6+ 52. Ka4 1/2-1/2   [Event "PK LeiSB 2013"]  [Site "?"]  [Date "2013.07.02"]  [Round "7"]  [White "Coene, I."]  [Black "Erwich, F."]  [Result "1-0"]  [WhiteElo "2206"]  [BlackElo "2050"]  [PlyCount "94"]  [EventDate "2013.??.??"]   1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 Bc5 5. O-O d6 6. h3 O-O 7. c3 a6 8. Ba4  Ba7 9. Re1 Re8 10. Nbd2 Bd7 11. Nf1 h6 12. Be3 Ne7 13. Bb3 Ng6 14. Qd2 Bxe3 15.  fxe3 c6 16. Ng3 d5 17. Rad1 Qc7 18. Nf5 Rad8 19. Qf2 c5 20. Rf1 Bxf5 21. exf5  Ne7 22. Nd2 e4 23. d4 c4 24. Bc2 b5 25. g4 Kf8 26. Qg2 Nc6 27. Rb1 Ke7 28. h4  Rh8 29. Rf4 Rdg8 30. Rbf1 Qd6 31. a3 Nd8 32. R1f2 g5 33. fxg6 Rxg6 34. Bd1 Rhg8  35. Nf1 Ne6 36. Rxf6 Rxf6 37. Rxf6 Kxf6 38. Ng3 Ng7 39. Kf1 Ke7 40. Ke1 f5 41.  gxf5 Ne8 42. f6+ Qxf6 43. Nf5+ Kf8 44. Qf2 Ng7 45. Ng3 Ke7 46. Bg4 h5 47. Nf5+  Kf7 1-0   [Event "PK LeiSB 2013"]  [Site "?"]  [Date "2013.07.02"]  [Round "7"]  [White "Termeulen, A."]  [Black "Vreugdenhil, F."]  [Result "1/2-1/2"]  [WhiteElo "2153"]  [BlackElo "1921"]  [PlyCount "41"]  [EventDate "2013.??.??"]   1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 Bc5 5. Nxf7 Bxf2+ 6. Kf1 Qe7 7. Nxh8 d5  8. exd5 Bg4 9. Be2 Bxe2+ 10. Qxe2 Nd4 11. d6 cxd6 12. Qc4 d5 13. Qa4+ Nd7 14.  c3 Rc8 15. Qd1 Qf6 16. g3 Bxg3+ 17. Kg2 Qf2+ 18. Kh3 Ne2 19. d3 Qf5+ 20. Kg2  Qf2+ 21. Kh3 1/2-1/2   [Event "PK LeiSB 2013"]  [Site "?"]  [Date "2013.07.02"]  [Round "7"]  [White "Bakker, J."]  [Black "Dorp, van Q"]  [Result "0-1"]  [WhiteElo "1948"]  [BlackElo "2106"]  [PlyCount "72"]  [EventDate "2013.??.??"]   1. b3 d5 2. Bb2 Bf5 3. e3 Nf6 4. f4 e6 5. Nf3 h6 6. Nc3 Be7 7. Ne2 Nbd7 8. Ng3  Bh7 9. Bd3 Bxd3 10. cxd3 Bd6 11. O-O c6 12. Ne5 Qc7 13. d4 g6 14. Qc1 Qa5 15.  Nxd7 Kxd7 16. d3 h5 17. Re1 h4 18. Nf1 Nh5 19. Nd2 Rh7 20. Nf3 f6 21. Re2 Rah8  22. Qe1 Bb4 23. Qxh4 Qa6 24. Qf2 Qxd3 25. a3 Bd6 26. g4 Ng7 27. g5 fxg5 28.  Nxg5 Rxh2 29. Qxh2 Rxh2 30. Rxh2 Qxe3+ 31. Kh1 Nh5 32. Nh7 Qf3+ 33. Kg1 Bxf4  34. Rg2 Be3+ 35. Kh2 Qf4+ 36. Kh3 Bf2 0-1   [Event "PK LeiSB 2013"]  [Site "?"]  [Date "2013.07.02"]  [Round "7"]  [White "Briemen, van W"]  [Black "Roorda, T."]  [Result "0-1"]  [WhiteElo "2000"]  [BlackElo "2059"]  [PlyCount "34"]  [EventDate "2013.??.??"]   1. d4 e6 2. c4 b6 3. e4 Bb7 4. Bd3 f5 5. exf5 Bxg2 6. Qh5+ g6 7. fxg6 Bg7 8.  gxh7+ Kf8 9. hxg8=Q+ Kxg8 10. Qg6 Bxh1 11. d5 exd5 12. Nc3 Nc6 13. Qg3 Nb4 14.  Bg6 Qh4 15. Qxc7 Qxh2 16. Bf4 Qxg1+ 17. Ke2 Qxg6 0-1   [Event "PK LeiSB 2013"]  [Site "?"]  [Date "2013.07.02"]  [Round "7"]  [White "Thissen, T."]  [Black "Spaans, C."]  [Result "1-0"]  [WhiteElo "1996"]  [BlackElo "1925"]  [PlyCount "43"]  [EventDate "2013.??.??"]   1. Nc3 c5 2. g3 g6 3. Bg2 Bg7 4. f4 e6 5. e4 Ne7 6. Nf3 d5 7. e5 a6 8. d4 cxd4  9. Nxd4 Nbc6 10. Nce2 Qb6 11. c3 Nxd4 12. Qxd4 Qxd4 13. Nxd4 Bd7 14. O-O Nf5  15. Nxf5 gxf5 16. Re1 O-O-O 17. Be3 f6 18. Bb6 Rde8 19. c4 dxc4 20. Rac1 fxe5  21. Rxc4+ Kb8 22. Rc7 1-0   [Event "PK LeiSB 2013"]  [Site "?"]  [Date "2013.07.02"]  [Round "7"]  [White "Ruyter, de W"]  [Black "Heemskerk, W."]  [Result "0-1"]  [WhiteElo "1642"]  [BlackElo "2243"]  [PlyCount "56"]  [EventDate "2013.??.??"]   1. e4 c5 2. Nc3 g6 3. g3 Bg7 4. Bg2 Nc6 5. f4 d6 6. Nf3 Rb8 7. d3 b5 8. O-O b4  9. Ne2 Qb6 10. c3 Nf6 11. Qc2 O-O 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 "PK LeiSB 2013"]  [Site "?"]  [Date "2013.07.02"]  [Round "7"]  [White "Serdijn, A."]  [Black "Kubbenga, M."]  [Result "1/2-1/2"]  [WhiteElo "2045"]  [BlackElo "1912"]  [PlyCount "81"]  [EventDate "2013.??.??"]  [SourceDate "2013.07.04"]   1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. h3  Bb7 9. d3 d6 10. c3 Na5 11. Bc2 c5 12. Nbd2 Re8 13. Nf1 Bf8 14. Ng3 g6 15. Nh2  d5 16. Ng4 Nxg4 17. Qxg4 Bc8 18. Qe2 d4 19. f4 Qh4 20. Qf3 Bd6 21. Bd2 exf4 22.  Ne2 dxc3 23. Bxc3 b4 24. Bd2 Be6 25. Ba4 g5 26. Bxe8 Rxe8 27. Qf2 Qxf2+ 28.  Kxf2 Nc6 29. h4 f6 30. a3 Ne5 31. Nc1 bxa3 32. Rxa3 c4 33. Rxa6 Bc5+ 34. Kf1  cxd3 35. b4 Bc4 36. Ra3 Be3 37. Rd1 Rd8 38. hxg5 fxg5 39. Ra5 Nf7 40. Ra3 Ne5  41. Ra5 1/2-1/2   [Event "PK LeiSB 2013"]  [Site "?"]  [Date "2013.07.02"]  [Round "7"]  [White "Aalders, P."]  [Black "Stins, J."]  [Result "0-1"]  [WhiteElo "1904"]  [BlackElo "1914"]  [PlyCount "76"]  [EventDate "2013.??.??"]   1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. g3 O-O 5. Bg2 d6 6. d4 Nbd7 7. O-O c6 8. e4  e5 9. h3 Qc7 10. Qc2 Rb8 11. c5 dxc5 12. dxe5 Ne8 13. e6 fxe6 14. Ng5 Nb6 15.  Be3 Qe7 16. f4 Bd4 17. Bxd4 cxd4 18. Ne2 c5 19. e5 Nd5 20. Rfc1 b6 21. Bxd5  exd5 22. b4 Bf5 23. Qd2 h6 24. Nf3 Ng7 25. Nfxd4 cxd4 26. Nxd4 Rbc8 27. Nxf5  Rxc1+ 28. Rxc1 Rxf5 29. Qxd5+ Qe6 30. Qa8+ Rf8 31. Qxa7 Qxh3 32. Rc7 Qxg3+ 33.  Kh1 Qf3+ 34. Kg1 Qg3+ 35. Kh1 Nh5 36. Qb7 Qh3+ 37. Kg1 Qe3+ 38. Kg2 Qxf4 0-1   [Event "PK LeiSB 2013"]  [Site "?"]  [Date "2013.07.02"]  [Round "7"]  [White "Postma, J."]  [Black "Wagemans, E."]  [Result "1/2-1/2"]  [WhiteElo "1677"]  [BlackElo "1911"]  [PlyCount "108"]  [EventDate "2013.??.??"]   1. e4 c5 2. c4 Nc6 3. Nf3 g6 4. Nc3 Bg7 5. Be2 e6 6. d3 Nge7 7. Be3 b6 8. d4  cxd4 9. Nxd4 O-O 10. O-O f5 11. Nxc6 dxc6 12. Qxd8 Rxd8 13. Bg5 Kf7 14. exf5  gxf5 15. Bh5+ Kf8 16. Rad1 Ba6 17. Be2 h6 18. Be3 Ng6 19. Rxd8+ Rxd8 20. Rd1  Rxd1+ 21. Nxd1 Ke7 22. a4 c5 23. a5 Bb7 24. f4 Kd6 25. axb6 axb6 26. g3 Be4 27.  Kf1 Ne7 28. Bd2 Nc6 29. Nc3 Bxc3 30. Bxc3 Nd4 31. Kf2 Bc6 32. Bd1 b5 33. cxb5  Bxb5 34. b4 Kd5 35. bxc5 Kxc5 36. Ke3 Nc6 37. Bg7 Kd6 38. Bxh6 Ke7 39. Bg7 Kf7  40. Bc3 Ne7 41. Bh5+ Kg8 42. Bf3 Kf7 43. Kd4 Ba6 44. Ke5 Bc4 45. Bh5+ Kg8 46.  Bf3 Kf7 47. Bb7 Bb3 48. Bb4 Ng8 49. Bf3 Nf6 50. h3 Bc4 51. g4 fxg4 52. hxg4 Bd5  53. Bxd5 Nxg4+ 54. Kd4 exd5 1/2-1/2   [Event "PK LeiSB 2013"]  [Site "?"]  [Date "2013.07.02"]  [Round "7"]  [White "Mooij, de M"]  [Black "Schenkelaars, V."]  [Result "1/2-1/2"]  [WhiteElo "1900"]  [BlackElo "1769"]  [PlyCount "76"]  [EventDate "2013.??.??"]   1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Bd3 a6 5. f4 c5 6. Nf3 cxd4 7. Nxd4 Nc6 8. Nxc6  bxc6 9. Be3 Bg7 10. Qf3 Qc7 11. Bd4 Bb7 12. Bc4 c5 13. Nd5 Bxd5 14. Bxd5 Ra7  15. Bc3 O-O 16. O-O e6 17. Bc4 Qc6 18. Rae1 Ne8 19. Bxg7 Nxg7 20. g4 Qb6 21. b3  Qd8 22. f5 gxf5 23. exf5 d5 24. f6 dxc4 25. fxg7 Qd4+ 26. Re3 Qxg7 27. bxc4 Qd4  28. c3 Qxc4 29. Qf6 Rfa8 30. g5 Qg4+ 31. Rg3 Qh5 32. Qe5 Rd7 33. Qe3 Rad8 34.  g6 hxg6 35. Rh3 Qg4+ 36. Rg3 Qh5 37. Rh3 Qg4+ 38. Rg3 Qh5 1/2-1/2   [Event "PK LeiSB 2013"]  [Site "?"]  [Date "2013.07.02"]  [Round "7"]  [White "Knaap, van der J"]  [Black "Lauer, A."]  [Result "1-0"]  [WhiteElo "1844"]  [BlackElo "1809"]  [PlyCount "63"]  [EventDate "2013.??.??"]   1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3  O-O 9. d4 Bg4 10. d5 Na5 11. Bc2 Nb7 12. Nbd2 Qd7 13. h3 Bh5 14. Nf1 g5 15. Ng3  Bxf3 16. Qxf3 g4 17. hxg4 Nxg4 18. Nf5 h5 19. Qh3 Nf6 20. Qg3+ Ng4 21. f3 Kh7  22. fxg4 Rg8 23. Qh3 h4 24. g5 Rh8 25. Qxh4+ Kg6 26. Qg4 Qd8 27. Rf1 Rh7 28.  Be3 Qf8 29. Nxe7+ Qxe7 30. Rf6+ Kg7 31. Raf1 Rf8 32. g6 1-0   [Event "PK LeiSB 2013"]  [Site "?"]  [Date "2013.07.02"]  [Round "7"]  [White "Bosse, van den B"]  [Black "Hellenberg, J."]  [Result "0-1"]  [WhiteElo "1784"]  [BlackElo "1939"]  [PlyCount "70"]  [EventDate "2013.??.??"]   1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 a6 5. h3 e6 6. c5 b6 7. cxb6 Qxb6 8. Na4  Bb4+ 9. Bd2 Qa5 10. a3 Bxd2+ 11. Nxd2 Nbd7 12. Qc2 Bb7 13. b4 Qd8 14. Nc5 Nxc5  15. bxc5 O-O 16. e3 Qc7 17. Nf3 a5 18. Rb1 Ba6 19. Bxa6 Rxa6 20. Qb3 a4 21. Qb7  Qa5+ 22. Rb4 Raa8 23. O-O Qa6 24. Ne5 Qe2 25. Rb2 Qh5 26. Qxc6 Ne4 27. Rb7 Rac8  28. Qxa4 Nxc5 29. dxc5 Qxe5 30. c6 Qc3 31. Qa6 Rxc6 32. Qa7 Rcc8 33. Rfb1 g6  34. Rb8 Rxb8 35. Rxb8 Qa1+ 0-1   [Event "PK LeiSB 2013"]  [Site "?"]  [Date "2013.07.02"]  [Round "7"]  [White "Zwinkels, W."]  [Black "Oei, F."]  [Result "1/2-1/2"]  [WhiteElo "1824"]  [BlackElo "2051"]  [Annotator ",Microsoft"]  [PlyCount "128"]  [EventDate "2013.??.??"]   1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 e6 6. f4 Nge7 7. Nf3 d6 8. O-O  O-O 9. Be3 Nd4 10. e5 dxe5 11. fxe5 Nec6 12. Ne4 Nxf3+ 13. Qxf3 Nxe5 14. Qe2  Nd7 15. c3 Qe7 16. Qf2 Rb8 17. Nxc5 b6 18. Nxd7 Qxd7 19. d4 Bb7 20. Bxb7 Qxb7  21. Qg2 Rfd8 22. Bf4 Qxg2+ 23. Kxg2 Rbc8 24. Rae1 Rd5 25. h4 b5 26. a3 a5 27.  Re3 b4 28. axb4 axb4 29. Ref3 bxc3 30. bxc3 Rb5 31. R1f2 Rb3 32. Bd2 Rb7 33. g4  Rd7 34. Bf4 f5 35. gxf5 exf5 36. Re2 Bf6 37. Bg5 Kf7 38. Kg3 Bg7 39. Rfe3 Bf8  40. Bf4 Be7 41. Bg5 Bd6+ 42. Bf4 Bf8 43. Be5 Bh6 44. Rd3 Rc4 45. Ra2 Bf8 46.  Ra8 Bg7 47. Bxg7 Kxg7 48. Kf4 Re7 49. Ra5 Re4+ 50. Kg3 Rc7 51. Re5 Rg4+ 52. Kh3  Kf6 53. Re8 Kf7 54. Re5 Kf6 55. Rde3 h6 56. Re6+ Kf7 57. d5 Rgc4 58. d6 Rd7 59.  Re7+ Rxe7 60. Rxe7+ Kf6 61. Re3 Rc8 62. Kg3 g5 63. hxg5+ hxg5 64. Rd3 Ke6 {....  } 1/2-1/2   [Event "PK LeiSB 2013"]  [Site "?"]  [Date "2013.07.02"]  [Round "7"]  [White "Peut, van der A"]  [Black "Fakkert, E."]  [Result "1-0"]  [WhiteElo "1893"]  [BlackElo "1708"]  [PlyCount "83"]  [EventDate "2013.??.??"]   1. e4 c5 2. Nc3 Nc6 3. g3 e6 4. Bg2 Nf6 5. d3 Be7 6. f4 d6 7. Nf3 a6 8. O-O O-O  9. h3 Nd4 10. Ne2 Nxf3+ 11. Rxf3 Ne8 12. f5 g6 13. Bh6 Ng7 14. g4 exf5 15. gxf5  Bg5 16. Bxg5 Qxg5 17. Qe1 Bd7 18. Qc3 Bc6 19. Rg3 Qh6 20. Rf1 Nh5 21. Rg4 b5  22. Nf4 b4 23. Qe1 Nxf4 24. Rfxf4 f6 25. fxg6 hxg6 26. Qg3 Kf7 27. Rf1 Rad8 28.  e5 Bxg2 29. Rxf6+ Ke7 30. Qxg2 Qe3+ 31. Rf2 dxe5 32. Rxg6 Rf7 33. Qg5+ Qxg5+  34. Rxg5 Rxf2 35. Kxf2 Kf6 36. Rg2 Rd4 37. Ke3 Rh4 38. Rh2 Kg5 39. Kf3 Rf4+ 40.  Kg3 Rf1 41. Re2 Rg1+ 42. Kf2 1-0   [Event "PK LeiSB 2013"]  [Site "?"]  [Date "2013.07.02"]  [Round "7"]  [White "Kuipers, J."]  [Black "Maat, van der N"]  [Result "0-1"]  [WhiteElo "1651"]  [BlackElo "1846"]  [PlyCount "104"]  [EventDate "2013.??.??"]   1. d4 g6 2. c4 Bg7 3. e4 c5 4. d5 e5 5. Be3 d6 6. Bd3 Nd7 7. Nc3 Ne7 8. Nge2  O-O 9. Qd2 a6 10. O-O-O b5 11. cxb5 axb5 12. Bxb5 Qa5 13. Bh6 Rb8 14. Bxg7 Kxg7  15. h4 Rxb5 16. Nxb5 Qxb5 17. h5 Ng8 18. hxg6 fxg6 19. f4 exf4 20. Nxf4 Ne5 21.  Ne6+ Bxe6 22. dxe6 Qc4+ 23. Qc3 Qxe6 24. Qh3 Qxh3 25. Rxh3 Rd8 26. a4 Nf6 27.  Re3 Rd7 28. Kc2 Nc6 29. Kc3 Ng4 30. Red3 Nd4 31. Rxd4 cxd4+ 32. Rxd4 h5 33. b4  Ne5 34. b5 g5 35. a5 h4 36. a6 g4 37. b6 Nc6 38. Rc4 Na7 39. b7 Rd8 40. Rc7+  Kg6 41. Kb4 h3 42. gxh3 gxh3 43. Rc3 Rh8 44. Rxh3 Rxh3 45. b8=Q Nc6+ 46. Ka4  Nxb8 47. a7 Rh1 48. Kb5 Ra1 49. Kb6 Rxa7 50. Kxa7 Nd7 51. Kb7 Kf6 52. Kc6 Ke6  0-1   [Event "PK LeiSB 2013"]  [Site "?"]  [Date "2013.07.02"]  [Round "7"]  [White "Weiland, H."]  [Black "Noordijk, E."]  [Result "1/2-1/2"]  [WhiteElo "1826"]  [BlackElo "1813"]  [PlyCount "7"]  [EventDate "2013.??.??"]   1. e4 d6 2. d4 Nf6 3. Nc3 Nbd7 4. Nge2 1/2-1/2   [Event "PK LeiSB 2013"]  [Site "?"]  [Date "2013.07.02"]  [Round "7"]  [White "Verschoor, M."]  [Black "Schaeffner, J."]  [Result "1/2-1/2"]  [WhiteElo "1600"]  [BlackElo "2107"]  [PlyCount "79"]  [EventDate "2013.??.??"]   1. e4 e6 2. Nc3 d5 3. f4 dxe4 4. Nxe4 Nf6 5. Bd3 b6 6. Nf3 Bb7 7. Qe2 Nd5 8. g3  Nd7 9. a3 a5 10. b3 Nc5 11. Nxc5 Bxc5 12. Bb2 Nf6 13. Rf1 Qd5 14. Ne5 Qg2 15.  Nf3 Qxe2+ 16. Bxe2 O-O 17. d4 Bd6 18. Ne5 Ne4 19. Bf3 Bxe5 20. fxe5 f5 21.  O-O-O g5 22. c4 Rad8 23. Rde1 g4 24. Bh1 h5 25. Rf4 Rd7 26. Ref1 Rh7 27. d5  exd5 28. Rxf5 Rxf5 29. Rxf5 dxc4 30. bxc4 Nc5 31. Bd5+ Bxd5 32. cxd5 Rf7 33.  Rxf7 Kxf7 34. e6+ Ke7 35. Bh8 Ne4 36. Kc2 c6 37. Kd3 cxd5 38. Ke3 Kxe6 39. Kf4  b5 40. Bd4 1/2-1/2   [Event "PK LeiSB 2013"]  [Site "?"]  [Date "2013.07.02"]  [Round "7"]  [White "Schoonman, I."]  [Black "Kuiper, C."]  [Result "1/2-1/2"]  [WhiteElo "1758"]  [BlackElo "1372"]  [PlyCount "72"]  [EventDate "2013.??.??"]   1. e4 d6 2. d4 Nf6 3. Nc3 Nbd7 4. Nf3 e5 5. dxe5 dxe5 6. Bc4 Be7 7. O-O O-O 8.  Qe2 c6 9. Rd1 Qc7 10. Bg5 Nc5 11. a3 Ne6 12. Bh4 Nf4 13. Qe1 Bg4 14. Qe3 h6 15.  Bg3 N6h5 16. Rd2 Nxg3 17. hxg3 Ne6 18. b4 b5 19. Bb3 a5 20. bxa5 Rxa5 21. a4  Bc5 22. Qe1 b4 23. Ne2 Bxf3 24. gxf3 Nd4 25. Nxd4 Bxd4 26. Rxd4 exd4 27. Qxb4  c5 28. Qc4 Qe5 29. Rd1 Ra7 30. Re1 g5 31. Kg2 Kg7 32. Qd3 Rc8 33. Qc4 Rc6 34.  Re2 Rf6 35. Qb5 Qc7 36. Qc4 h5 1/2-1/2   [Event "PK LeiSB 2013"]  [Site "?"]  [Date "2013.07.02"]  [Round "7"]  [White "Biggelaar, van den D"]  [Black "Zwaan, GJ."]  [Result "1-0"]  [WhiteElo "1476"]  [BlackElo "1434"]  [PlyCount "87"]  [EventDate "2013.??.??"]   1. c4 c5 2. Nc3 Nc6 3. Nf3 Nf6 4. g3 b6 5. Bg2 Bb7 6. O-O e6 7. e4 Be7 8. d3  O-O 9. Bf4 Nh5 10. Be3 a6 11. Qb3 Rb8 12. Rad1 g6 13. d4 Na5 14. Qc2 Nxc4 15.  Bh6 Re8 16. dxc5 bxc5 17. b3 Na3 18. Qd3 d6 19. Nd2 Qc7 20. f4 Red8 21. f5 exf5  22. Nd5 Bxd5 23. Qxd5 Nf6 24. Qd3 Ng4 25. Bf4 g5 26. Be3 Nxe3 27. Qxe3 Nc2 28.  Qf2 Nd4 29. exf5 f6 30. Bd5+ Kh8 31. Nf3 Nxf3+ 32. Qxf3 Bf8 33. Rde1 Re8 34.  Qh5 Rxe1 35. Rxe1 Qg7 36. Re6 a5 37. Qe2 a4 38. bxa4 Qa7 39. Rxf6 c4+ 40. Kg2  Qxa4 41. Qe6 Qxa2+ 42. Kh3 g4+ 43. Kxg4 Qa7 44. Qg8# 1-0   [Event "PK LeiSB 2013"]  [Site "?"]  [Date "2013.07.02"]  [Round "7"]  [White "Kettenis, J."]  [Black "Verheijen, J."]  [Result "0-1"]  [WhiteElo "1520"]  [BlackElo "1622"]  [PlyCount "50"]  [EventDate "2013.??.??"]   1. Nf3 c5 2. e3 Nc6 3. d4 cxd4 4. exd4 d5 5. a3 Nf6 6. Bd3 Bg4 7. Nbd2 Nxd4 8.  h3 Bxf3 9. Nxf3 Nxf3+ 10. Qxf3 a6 11. O-O e6 12. Re1 Be7 13. Bf4 O-O 14. Rad1  Rc8 15. g4 Nd7 16. b4 Re8 17. Qg3 Bh4 18. Qg2 Qf6 19. Be3 Ne5 20. f4 Nxd3 21.  cxd3 Bxe1 22. Rxe1 Rc3 23. Qf2 Rxd3 24. g5 Qf5 25. Qh4 d4 0-1   [Event "PK LeiSB 2013"]  [Site "?"]  [Date "2013.07.02"]  [Round "7"]  [White "Molsbergen, C."]  [Black "Uittenbogaard, R."]  [Result "0-1"]  [WhiteElo "1611"]  [BlackElo "1541"]  [PlyCount "56"]  [EventDate "2013.??.??"]   1. e4 c5 2. Bc4 Nc6 3. Nf3 e6 4. O-O g6 5. c3 a6 6. a4 d6 7. d4 Na5 8. Be2 Be7  9. c4 b6 10. Bd2 Nb7 11. b4 Nf6 12. e5 Nd7 13. a5 Qc7 14. axb6 Nxb6 15. bxc5  dxc5 16. Qb3 O-O 17. d5 exd5 18. cxd5 c4 19. Rc1 Nc5 20. Qe3 Nxd5 21. Qd4 Rd8  22. Qxc4 a5 23. Na3 Ba6 24. Nb5 Qd7 25. Nfd4 Nb6 26. Qa2 Bxb5 27. Rxc5 Bxc5 28.  Qxf7+ Qxf7 0-1   [Event "PK LeiSB 2013"]  [Site "?"]  [Date "2013.07.02"]  [Round "7"]  [White "Schenkelaars, R."]  [Black "Bingen, S."]  [Result "0-1"]  [ECO "C50"]  [WhiteElo "1510"]  [BlackElo "1215"]  [PlyCount "34"]  [EventDate "2013.??.??"]   1. e4 e5 2. Nf3 Nc6 3. Bc4 Be7 4. d3 d6 5. Nc3 Bg4 6. Be3 Qd7 7. O-O O-O-O 8.  Bxf7 Nf6 9. Bd5 Kb8 10. a3 Rdf8 11. Bc4 a6 12. Na2 Ne8 13. Qe2 Bxf3 14. gxf3  Qh3 15. Nb4 Nd8 16. d4 Rf6 17. d5 Rg6+ 0-1
Eindstand

Rk	Name	ELO	TPR	Pnts	#	Bhz	SB	Rnd 1	Rnd 2	Rnd 3	Rnd 4	Rnd 5	Rnd 6	Rnd 7
1	Willemze, T.	2389	2603	6.5	7	30.0	27.75	26W1	35B1	13W½	38B1	2W1	4W1	17B1
2	Wessel, van R.	2379	2538	6.0	7	33.5	27.00	21B1	16W1	7B1	5W1	1B0	11W1	14B1
3	Ketel, van R.	2236	2374	5.5	6	28.5	19.75	64B½	20W1	1R	9W1	4B0	24W1	8B1
4	Pijpers, A.	2362	2386	5.0	7	32.0	20.75	63W1	15B1	8W½	25B1	3W1	1B0	5W½
5	Haastert, van E.	2398	2401	5.0	7	30.5	19.75	36W1	44B1	18W1	2B0	7B1	8W½	4B½
6	Jeu, de M.	1926	2009	5.0	7	24.5	16.25	58B1	7W0	34B½	27B½	26W1	38B1	19W1
7	Coene, I.	2206	2232	4.5	7	31.0	17.75	38W1	6B1	2W0	26B1	5W0	9B½	30W1
8	Wantola, I.	2392	2283	4.5	7	30.5	18.75	31B1	24W½	4B½	23B1	9W1	5B½	3W0
9	Heemskerk, W.	2243	2190	4.5	7	29.0	17.25	41W1	17B1	12W1	3B0	8B0	7W½	46B1
10	Dorp, van Q.	2106	2225	4.5	4	28.5	18.75	½R	42W1	½R	17B½	41W1	0R	28B1
11	Wissen, van M.	2249	2169	4.5	7	28.0	16.50	42B½	23W1	19W½	43B1	13W1	2B0	22W½
12	Roorda, T.	2059	2126	4.5	7	27.5	16.50	27W1	37B1	9B0	22W½	14B0	33W1	24B1
13	Bloothoofd, G.	2098	2151	4.5	7	27.5	16.00	47B1	40W1	1B½	24W1	11B0	28W½	16B½
14	Straver, R.	2123	2083	4.5	7	26.0	14.75	39W½	29B0	51W1	44B1	12W1	25B1	2W0
15	Thissen, T.	1996	2069	4.5	6	26.0	14.75	56B1	4W0	½R	20B1	19W0	41B1	25W1
16	Geertsma, FJ.	1980	2062	4.5	7	26.0	14.25	50W1	2B0	41W½	49B1	47W1	19B½	13W½
17	Polak, A.	1956	2169	4.5	7	26.0	12.50	62B1	9W0	48B1	10W½	40B1	18W1	1W0
18	Termeulen, A.	2153	2040	4.0	6	28.0	14.50	32B1	28W1	5B0	31W1	½R	17B0	23W½
19	Drunick, van JW.	1926	2012	4.0	6	27.0	14.00	½R	60W1	11B½	40W½	15B1	16W½	6B0
20	Stins, J.	1914	1894	4.0	5	26.0	11.00	½R	3B0	1R	15W0	21B½	57W1	40B1
21	Knaap, van der J.	1844	1906	4.0	5	25.0	12.00	2W0	½R	½R	56B½	20W½	51B1	38W1
22	Hof,van ‘t E.	2107	2009	4.0	7	24.0	13.00	34B½	45W1	43W½	12B½	25W0	47B1	11B½
23	Vreugdenhil, F.	1921	2014	4.0	7	23.5	11.25	57W½	11B0	64B1	8W0	48B1	42W1	18B½
24	Briemen, van W.	2000	2077	3.5	7	28.0	11.75	54W1	8B½	49W1	13B0	30W1	3B0	12W0
25	Spaans, C.	1925	2017	3.5	6	27.5	11.75	½R	57B1	29W1	4W0	22B1	14W0	15B0
26	Maat, van der N.	1846	1865	3.5	7	27.0	9.50	1B0	54W1	46B1	7W0	6B0	45W½	48B1
27	Postma, J.	1677	1913	3.5	6	26.5	13.75	12B0	52W1	32B½	6W½	0R	54B1	37W½
28	Bakker, J.	1948	1918	3.5	6	25.5	9.50	55W1	18B0	44W½	29B½	1R	13B½	10W0
29	Kubbenga, M.	1912	1978	3.5	6	25.0	13.00	½R	14W1	25B0	28W½	33B½	36W½	35B½
30	Erwich, F.	2050	2016	3.5	6	24.5	13.25	53W1	43B½	0R	32W1	24B0	31W1	7B0
31	Peut, van der A.	1893	1982	3.5	7	24.5	10.25	8W0	53B1	35W1	18B0	37W½	30B0	47W1
32	Zeevaarder, M.	1806	1945	3.5	6	24.0	12.00	18W0	50B1	27W½	30B0	53W1	43B1	0R
33	Hellenberg, J.	1939	1808	3.5	6	24.0	11.75	½R	34W½	47B0	46W1	29W½	12B0	39B1
34	Schenkelaars, V.	1769	1868	3.5	7	24.0	11.50	22W½	33B½	6W½	41B0	59B1	40W½	36B½
35	Serdijn, A.	2045	1845	3.5	6	23.5	8.50	61B1	1W0	31B0	45W½	½R	56B1	29W½
36	Mooij, de M.	1900	1900	3.5	6	23.0	9.25	5B0	61W1	½R	39B0	44W1	29B½	34W½
37	Wagemans, E.	1911	1751	3.5	7	22.0	9.00	51B1	12W0	40B0	60W1	31B½	39W½	27B½
38	Lauer, A.	1809	1774	3.0	7	27.5	7.50	7B0	58W1	42B1	1W0	57B1	6W0	21B0
39	Bosse, van den B.	1784	1967	3.0	4	25.5	12.75	14B½	½R	½R	36W1	0R	37B½	33W0
40	Aalders, P.	1904	1801	3.0	7	25.5	9.25	59W1	13B0	37W1	19B½	17W0	34B½	20W0
41	Noordijk, E.	1813	1859	3.0	7	25.5	7.75	9B0	62W1	16B½	34W1	10B0	15W0	45B½
42	Zwinkels, W.	1824	1908	3.0	7	23.5	7.75	11W½	10B0	38W0	61B1	49W1	23B0	44W½
43	Schaeffner, J.	2107	1692	3.0	6	23.5	7.50	1R	30W½	22B½	11W0	58B½	32W0	54B½
44	Oei, I.	2051	1838	3.0	7	22.5	6.50	48B1	5W0	28B½	14W0	36B0	61W1	42B½
45	Weiland, H.	1826	1729	3.0	6	22.0	9.00	½R	22B0	57W½	35B½	56W½	26B½	41W½
46	Ruyter, de W.	1642	1667	3.0	5	22.0	7.50	½R	½R	26W0	33B0	55W1	58B1	9W0
47	Fakkert, E.	1708	1779	2.5	6	25.0	7.25	13W0	55B1	33W1	½R	16B0	22W0	31B0
48	Kuipers, J.	1651	1606	2.5	7	22.5	6.25	44W0	59B1	17W0	53B½	23W0	50B1	26W0
49	Faydi, J.	2014	1766	2.5	5	22.0	8.00	½R	64W1	24B0	16W0	42B0	53B1	0R
50	Uittenbogaard, R.	1541	1678	2.5	5	21.0	7.00	16B0	32W0	½R	0R	52B1	48W0	61B1
51	Kuiper, C.	1372	1542	2.5	4	21.0	4.50	37W0	½R	14B0	1R	½R	21W0	52B½
52	Schoonman, I.	1758	1343	2.5	4	20.0	7.50	0R	27B0	½R	½R	50W0	59B1	51W½
53	Verheijen, J.	1622	1642	2.5	7	19.0	3.25	30B0	31W0	62B1	48W½	32B0	49W0	60B1
54	Verschoor, M.	1600	1578	2.5	7	17.5	3.25	24B0	26B0	58W0	62W1	60B1	27W0	43W½
55	Biggelaar, van den D.	1476	1467	2.5	5	17.0	5.25	28B0	47W0	½R	½R	46B0	60W½	58W1
56	Lankveld, van KJA.	1593	1750	2.0	5	23.0	7.50	15W0	63B½	½R	21W½	45B½	35W0	0R
57	Numan, G.	1402	1647	2.0	6	21.5	6.75	23B½	25W0	45B½	59W1	38W0	20B0	0R
58	Zwaan, GJ.	1434	1513	2.0	6	20.5	4.75	6W0	38B0	54B1	½R	43W½	46W0	55B0
59	Bingen, S.	1215	1471	2.0	7	16.0	1.50	40B0	48W0	61B1	57B0	34W0	52W0	62B1
60	Kettenis, J.	1520	1270	1.5	5	18.0	2.75	½R	19B0	½R	37B0	54W0	55B½	53W0
61	Molsbergen, C.	1611	1271	1.0	7	18.5	0.50	35W0	36B0	59W0	42W0	62B1	44B0	50W0
62	Schenkelaars, R.	1510	652	1.0	6	16.0	0.25	17W0	41B0	53W0	54B0	61W0	1R	59W0
63	Koes, R.	1839	1595	0.5	2	22.5	8.75	4B0	56W½	0R	0R	0R	0R	0R
64	Korving, F.	1809	1748	0.5	3	22.0	7.50	3W½	49B0	23W0	0R	0R	0R	0R