Weekendtoernooi Groninger Combinatie & NOSBO PK 2018 13 mei 2018 PGN-downloaden: klik op veld d8. [Event "Groningen Weekend & NOSBO PK"] [Site "Groningen"] [Date "2018.05.10"] [Round "1.1"] [White "Ernst, Sipke"] [Black "Pham, Khoi"] [Result "1-0"] [ECO "E97"] [PlyCount "75"] [EventDate "2018.05.??"] 1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. d4 O-O 6. Be2 e5 7. O-O Nc6 8. d5 Ne7 9. b4 Nh5 10. g3 f5 11. Ng5 Nf6 12. Bf3 c6 13. Bg2 h6 14. Ne6 Bxe6 15. dxe6 fxe4 16. b5 d5 17. Ba3 Re8 18. bxc6 bxc6 19. Qa4 Nf5 20. e7 Nxe7 21. Rad1 Nf5 22. cxd5 cxd5 23. Nxd5 Nd4 24. Nxf6+ Qxf6 25. Bxe4 Rac8 26. Kg2 Kh8 27. h4 Qf7 28. Bb2 Rc4 29. Qa6 Bf6 30. Rc1 Rb4 31. Bxd4 exd4 32. Qd3 Qxa2 33. Bxg6 Qd5+ 34. Kg1 Rf8 35. Qd2 Rb7 36. Qxh6+ Kg8 37. Bd3 Rg7 38. Bc4 1-0 [Event "Groningen Weekend & NOSBO PK"] [Site "Groningen"] [Date "2018.05.10"] [Round "1.2"] [White "Knight, David"] [Black "Van Foreest, Lucas"] [Result "0-1"] [ECO "C54"] [PlyCount "36"] [EventDate "2018.05.??"] 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Bc5 5. c3 Nf6 6. Bg5 h6 7. cxd4 Nxd4 8. Nxd4 hxg5 9. e5 Rh4 10. exf6 Rxd4 11. Qe2+ Kf8 12. fxg7+ Kg8 13. O-O d5 14. Bd3 Qf6 15. Qe8+ Kxg7 16. Bc2 Bh3 17. Qe3 Bxg2 18. Re1 Rg4 0-1 [Event "Groningen Weekend & NOSBO PK"] [Site "Groningen"] [Date "2018.05.10"] [Round "1.3"] [White "Geurink, Jasper"] [Black "De Jongh, Benno"] [Result "1-0"] [ECO "C55"] [PlyCount "71"] [EventDate "2018.05.??"] 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 h6 5. Nc3 g5 6. d4 Qe7 7. O-O d6 8. Nd5 Qd8 9. dxe5 Nxe5 10. Nxe5 dxe5 11. Qf3 Nxd5 12. Bxd5 Qe7 13. Be3 Bg7 14. Bc5 Qf6 15. Qc3 c6 16. Bb3 b6 17. Ba3 Bf8 18. f4 gxf4 19. Rxf4 Bc5+ 20. Bxc5 Qxf4 21. Rf1 Qxf1+ 22. Kxf1 Ba6+ 23. Ke1 bxc5 24. Qxe5+ Kd7 25. Bxf7 Rae8 26. Qf5+ Kd8 27. Bxe8 Rxe8 28. Qf6+ Kd7 29. Qxh6 Rxe4+ 30. Kd2 Re2+ 31. Kc3 Kc7 32. Qg7+ Kb6 33. b3 Rf2 34. Qg3 Rf1 35. Qb8+ Bb7 36. Qd8+ 1-0 [Event "Groningen Weekend & NOSBO PK"] [Site "Groningen"] [Date "2018.05.10"] [Round "1.4"] [White "Aden, Meino"] [Black "Maatman, Nick"] [Result "0-1"] [ECO "A47"] [PlyCount "60"] [EventDate "2018.05.??"] 1. d4 Nf6 2. Bf4 b6 3. e3 Bb7 4. Nf3 e6 5. Be2 Bd6 6. Bxd6 cxd6 7. c3 O-O 8. Nbd2 Ne4 9. O-O f5 10. Nxe4 fxe4 11. Nd2 d5 12. f3 Qg5 13. f4 Qe7 14. Qe1 Nc6 15. Qg3 a5 16. Qf2 Ba6 17. Bxa6 Rxa6 18. Qe2 Raa8 19. Qb5 Na7 20. Qb3 b5 21. a3 Nc6 22. Rab1 Rab8 23. f5 a4 24. Qa2 Qg5 25. Nxe4 dxe4 26. fxe6 d5 27. Rf4 Ne7 28. Rbf1 Rxf4 29. Rxf4 Rf8 30. h4 Qg3 0-1 [Event "Groningen Weekend & NOSBO PK"] [Site "Groningen"] [Date "2018.05.10"] [Round "1.5"] [White "De Boer, Eelke"] [Black "Zuiderweg, Edwin"] [Result "1-0"] [ECO "B36"] [PlyCount "103"] [EventDate "2018.05.??"] 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Nf6 6. Nc3 Nxd4 7. Qxd4 d6 8. Be3 Bg7 9. f3 O-O 10. Qd2 Be6 11. Bd3 Qa5 12. Ne2 Qxd2+ 13. Kxd2 Rfc8 14. Rac1 Nd7 15. b3 Ne5 16. Bb1 Bxc4 17. bxc4 Nxc4+ 18. Rxc4 Rxc4 19. Bc2 a6 20. Bb3 Rc7 21. a4 b5 22. a5 e6 23. Kd3 Rac8 24. Rc1 Rxc1 25. Bxc1 Kf8 26. f4 h5 27. Ba3 Ke8 28. g3 Kd7 29. Bb4 f5 30. h3 Bf6 31. Be1 h4 32. gxh4 Rh8 33. exf5 gxf5 34. Nd4 d5 35. Nf3 Kd6 36. Bd1 Rh7 37. Ng5 Rg7 38. Bb4+ Kd7 39. Bd2 e5 40. fxe5 Bxe5 41. h5 Ke7 42. h6 Rg6 43. h7 Rh6 44. Be3 f4 45. Bf2 Bf6 46. h4 Kf8 47. Ne6+ Kf7 48. Nxf4 Bxh4 49. Bh5+ Kg7 50. Bxh4 Rxh5 51. Nxh5+ Kxh7 52. Nf6+ 1-0 [Event "Groningen Weekend & NOSBO PK"] [Site "Groningen"] [Date "2018.05.10"] [Round "1.6"] [White "Kunnen, Ruurd"] [Black "Pel, Bonno"] [Result "0-1"] [ECO "E62"] [PlyCount "60"] [EventDate "2018.05.??"] 1. c4 g6 2. g3 Bg7 3. Bg2 d6 4. Nc3 Nc6 5. Nf3 Nf6 6. d4 O-O 7. O-O Bg4 8. h3 Bxf3 9. Bxf3 Nd7 10. Bxc6 bxc6 11. e4 c5 12. Be3 cxd4 13. Bxd4 Bxd4 14. Qxd4 Ne5 15. f4 c5 16. Qf2 Nxc4 17. b3 Na5 18. f5 Nc6 19. f6 e6 20. Rad1 Nd4 21. g4 Qa5 22. Rd3 Kh8 23. g5 Rad8 24. Qh4 h5 25. gxh6 Kh7 26. Qg5 Rd7 27. Kh1 Rg8 28. Rc1 Qd8 29. e5 Qa8+ 30. Kh2 Nf3+ 0-1 [Event "Groningen Weekend & NOSBO PK"] [Site "Groningen"] [Date "2018.05.10"] [Round "1.7"] [White "Elgersma, Simon"] [Black "Salihbegovic, Edim"] [Result "1-0"] [ECO "B01"] [PlyCount "113"] [EventDate "2018.05.??"] 1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. d4 Nf6 5. Nf3 Bg4 6. Be2 e6 7. h3 Bxf3 8. Bxf3 c6 9. O-O Bd6 10. Qe2 O-O 11. Bg5 Qc7 12. Bxf6 gxf6 13. Ne4 Be7 14. c4 Nd7 15. Rfd1 f5 16. Nc3 Rad8 17. Re1 Bf6 18. Rad1 Qf4 19. g3 Qg5 20. Bg2 Qg7 21. d5 Bxc3 22. bxc3 cxd5 23. cxd5 Nc5 24. Qe3 b6 25. c4 Qf6 26. Rd2 Rfe8 27. Qe5 Qxe5 28. Rxe5 f6 29. Re3 Rd6 30. Rde2 e5 31. f4 e4 32. Rc2 Kf7 33. Bf1 Ke7 34. Kf2 Rd7 35. Be2 Kd6 36. Rc1 Rg8 37. Rg1 Rdg7 38. g4 h5 39. Reg3 hxg4 40. hxg4 fxg4 41. Rxg4 Rxg4 42. Rxg4 Rxg4 43. Bxg4 a6 44. Be2 Na4 45. Ke3 Nc3 46. Bh5 Kc5 47. Bf7 a5 48. a3 Nb1 49. a4 Na3 50. Kxe4 Nxc4 51. Kf5 Kd6 52. Kxf6 Nb2 53. Be8 Nd3 54. f5 Nb4 55. Bc6 b5 56. Kg7 bxa4 57. f6 1-0 [Event "Groningen Weekend & NOSBO PK"] [Site "Groningen"] [Date "2018.05.10"] [Round "1.8"] [White "Zuiderweg, Hiddo"] [Black "Klapwijk, Bram"] [Result "0-1"] [ECO "C06"] [PlyCount "60"] [EventDate "2018.05.??"] 1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Bd3 c5 6. c3 Nc6 7. Ne2 cxd4 8. cxd4 f6 9. exf6 Nxf6 10. Nf3 Bd6 11. O-O Qc7 12. Nc3 a6 13. Bg5 O-O 14. Bh4 Nh5 15. Bg3 Nxg3 16. hxg3 g6 17. Rc1 Qg7 18. Bb1 Bd7 19. Re1 g5 20. g4 Rf4 21. Ne2 Rxg4 22. a3 Rf8 23. Rc3 Qh6 24. g3 Qh3 25. Qd2 Bf4 26. Nxf4 gxf4 27. Nh2 Rg7 28. g4 f3 29. Rxf3 Rxf3 30. Nxf3 Rxg4# 0-1 [Event "Groningen Weekend & NOSBO PK"] [Site "Groningen"] [Date "2018.05.10"] [Round "1.9"] [White "Clemens, Adrian"] [Black "Van der Knaap, Jan"] [Result "1-0"] [ECO "A41"] [PlyCount "57"] [EventDate "2018.05.??"] 1. d4 d6 2. c4 e5 3. d5 f5 4. e4 Nf6 5. exf5 Bxf5 6. Ne2 Nbd7 7. Ng3 Bg6 8. Nc3 Be7 9. Be2 O-O 10. Be3 c6 11. O-O Nb6 12. Qb3 Qc7 13. Rac1 Kh8 14. h3 c5 15. Qd1 Rae8 16. Bd3 Bxd3 17. Qxd3 Qd7 18. b3 Nc8 19. f4 exf4 20. Bxf4 Ng8 21. Nce4 h6 22. Bd2 Bf6 23. Nxf6 Nxf6 24. Bc3 Ng8 25. Nh5 Rxf1+ 26. Rxf1 Re7 27. Rf8 Nb6 28. Qg6 a6 29. Qxh6# 1-0 [Event "Groningen Weekend & NOSBO PK"] [Site "Groningen"] [Date "2018.05.10"] [Round "1.10"] [White "Abma, Klaas"] [Black "De Boer, Bas"] [Result "0-1"] [ECO "D00"] [PlyCount "80"] [EventDate "2018.05.??"] 1. d4 d5 2. Bf4 c5 3. e3 cxd4 4. exd4 Nc6 5. c3 Bf5 6. Nf3 e6 7. Qb3 Qd7 8. Bb5 Nge7 9. Ne5 Qc8 10. Nd2 f6 11. Nef3 Ng6 12. Bg3 a6 13. Be2 Qd7 14. O-O Bd6 15. c4 Bxg3 16. hxg3 O-O 17. Rfe1 Rac8 18. cxd5 exd5 19. Rac1 Rfe8 20. Nf1 Be4 21. N1d2 Kh8 22. a3 f5 23. Kf1 f4 24. Nxe4 dxe4 25. Ng5 h6 26. Nf7+ Kh7 27. Bh5 Nxd4 28. Qb6 Nc6 29. Qb3 Rc7 30. Ng5+ hxg5 31. Bxg6+ Kxg6 32. gxf4 gxf4 33. Rcd1 Qe6 34. Qc3 Rd7 35. Rc1 Qd5 36. Kg1 Qd3 37. Qc5 Re5 38. Qf8 Rf7 39. Qc8 Qd7 40. Qg8 Re8 0-1 [Event "Groningen Weekend & NOSBO PK"] [Site "Groningen"] [Date "2018.05.10"] [Round "1.11"] [White "Rubingh, Otto"] [Black "Van de Poel, Taco"] [Result "1-0"] [ECO "A46"] [PlyCount "125"] [EventDate "2018.05.??"] 1. d4 Nf6 2. Nf3 e6 3. Bg5 h6 4. Bxf6 Qxf6 5. e4 c5 6. e5 Qd8 7. dxc5 Bxc5 8. Nc3 Bb4 9. Bd3 Bxc3+ 10. bxc3 Qc7 11. O-O b6 12. Re1 Bb7 13. Nd4 a6 14. Qg4 O-O 15. Re3 Nc6 16. Rae1 f5 17. exf6 Rxf6 18. Rg3 Rf7 19. Bg6 Re7 20. Qh4 Qd6 21. Nf3 Rf8 22. Bd3 Qf4 23. Qh5 Rf6 24. Rg4 Qd6 25. Nd2 Na5 26. Ne4 Bxe4 27. Rgxe4 b5 28. Rd4 Qb6 29. Re3 Ref7 30. Rf3 Rxf3 31. gxf3 Qc6 32. Be4 d5 33. Bg6 Rf6 34. Bd3 Nb7 35. Rg4 Nd6 36. Qe5 Ne8 37. f4 Qc7 38. Qd4 Kf8 39. a4 Nd6 40. axb5 axb5 41. Qb4 Kf7 42. Qd4 Nc4 43. Kg2 Qb6 44. Qxb6 Nxb6 45. Bxb5 Kf8 46. h4 g6 47. Kf3 Kf7 48. Ke3 Ke7 49. Rg1 Nc8 50. Bd3 Kf7 51. Ra1 Kg7 52. Ra6 Ne7 53. c4 dxc4 54. Bxc4 Nf5+ 55. Ke4 Nxh4 56. Bxe6 Ng2 57. Ra7+ Kf8 58. f5 gxf5+ 59. Ke5 Rg6 60. Bxf5 Rb6 61. c4 Ne1 62. c5 Rb2 63. Kf6 1-0 [Event "Groningen Weekend & NOSBO PK"] [Site "Groningen"] [Date "2018.05.10"] [Round "1.12"] [White "Können, Timo"] [Black "De Groot, Hendrik"] [Result "0-1"] [ECO "B07"] [PlyCount "60"] [EventDate "2018.05.??"] 1. d4 d6 2. e4 Nf6 3. Nc3 g6 4. Be3 a6 5. Qd2 b5 6. f3 Bg7 7. Bh6 O-O 8. h4 e5 9. d5 c5 10. g4 Nbd7 11. h5 Qe7 12. Bxg7 Kxg7 13. hxg6 fxg6 14. Nh3 Ra7 15. O-O-O c4 16. Ne2 Nc5 17. Ng3 Qc7 18. Ng5 Na4 19. Nxh7 Nxh7 20. Qh6+ Kg8 21. Qxg6+ Qg7 22. Qxd6 Rxf3 23. Nh5 Qe7 24. Qg6+ Kh8 25. Kb1 c3 26. Be2 Qb4 27. Qe8+ Rf8 28. Qxe5+ Kg8 29. Nf6+ Rxf6 30. Qe8+ Rf8 0-1 [Event "Groningen Weekend & NOSBO PK"] [Site "Groningen"] [Date "2018.05.11"] [Round "2.1"] [White "Clemens, Adrian"] [Black "Ernst, Sipke"] [Result "0-1"] [ECO "E97"] [WhiteElo "2179"] [BlackElo "2541"] [PlyCount "78"] [EventDate "2018.05.??"] 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Nf3 e5 7. O-O Nc6 8. d5 Ne7 9. b4 a5 10. Ba3 Re8 11. c5 axb4 12. Bxb4 dxc5 13. Bxc5 c6 14. dxc6 Qa5 15. Bxe7 Rxe7 16. Qc2 bxc6 17. Nd2 Qc5 18. Nb3 Qb4 19. Rfb1 Qa3 20. Nd2 Be6 21. Nd1 Bh6 22. Nb3 Qa4 23. Nc3 Qa3 24. Nd1 Rd8 25. Bc4 Bxc4 26. Qxc4 Rb7 27. Qxc6 Qe7 28. Qc2 Rc7 29. Qe2 Qb4 30. f3 Rc2 31. Qf1 Nh5 32. g3 Rdd2 33. Nxd2 Qxd2 34. Rb8+ Kg7 35. Nf2 Be3 36. Rd1 Bxf2+ 37. Kh1 Nxg3+ 38. hxg3 Qh6+ 39. Kg2 Bd4+ 0-1 [Event "Groningen Weekend & NOSBO PK"] [Site "Groningen"] [Date "2018.05.11"] [Round "2.2"] [White "Van Foreest, Lucas"] [Black "Rubingh, Otto"] [Result "1-0"] [ECO "C05"] [WhiteElo "2474"] [BlackElo "2146"] [PlyCount "69"] [EventDate "2018.05.??"] 1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. c3 b6 6. Ngf3 Ba6 7. Bxa6 Nxa6 8. Qa4 Nab8 9. c4 Be7 10. cxd5 exd5 11. O-O O-O 12. Nb1 Re8 13. Nc3 c6 14. Be3 Nf8 15. Ne1 Ne6 16. Nd3 f5 17. f4 Rf8 18. Qd1 b5 19. Ne2 Qb6 20. Kh1 Nd7 21. g4 g6 22. gxf5 gxf5 23. Ng3 Kh8 24. Rg1 Rf7 25. Rg2 Raf8 26. b4 Qb7 27. Qh5 Nb6 28. Rag1 Ng7 29. Qh6 Nc4 30. Bc1 Bd8 31. Nc5 Qc8 32. Nh5 Nxh5 33. Ne6 Re8 34. Rg7 Qxe6 35. Qxh7# 1-0 [Event "Groningen Weekend & NOSBO PK"] [Site "Groningen"] [Date "2018.05.11"] [Round "2.3"] [White "De Boer, Bas"] [Black "Geurink, Jasper"] [Result "0-1"] [ECO "A04"] [WhiteElo "2164"] [BlackElo "2361"] [PlyCount "98"] [EventDate "2018.05.??"] 1. Nf3 f5 2. d3 d5 3. g3 Nf6 4. Bg2 e6 5. O-O Be7 6. c4 O-O 7. cxd5 exd5 8. Nc3 c6 9. Qb3 Na6 10. Qc2 Nc5 11. b4 Ne6 12. Rb1 a6 13. e4 d4 14. exf5 dxc3 15. fxe6 Bxe6 16. Re1 Bd5 17. Qxc3 Ng4 18. h3 Bf6 19. d4 Nxf2 20. Ne5 Bxg2 21. Kxg2 Qd5+ 22. Qf3 Qxf3+ 23. Nxf3 Nd3 24. Rd1 Nxc1 25. Rbxc1 a5 26. b5 cxb5 27. Rc7 Rf7 28. Rdc1 b4 29. Rxf7 Kxf7 30. Rc7+ Ke6 31. Rxb7 Kd5 32. Rc7 a4 33. Rc5+ Kd6 34. Nd2 Bxd4 35. Rb5 b3 36. axb3 a3 37. Nc4+ Kc6 38. Nxa3 Rxa3 39. Rb4 Kc5 40. Rb7 Kc6 41. Rb4 Bc5 42. Rg4 g6 43. b4 Bd6 44. h4 Rb3 45. h5 Rxb4 46. Rg5 Rb5 47. Rxb5 Kxb5 48. Kf3 Kc5 49. Kg4 Be7 0-1 [Event "Groningen Weekend & NOSBO PK"] [Site "Groningen"] [Date "2018.05.11"] [Round "2.4"] [White "Maatman, Nick"] [Black "Hilwerda, Jonas"] [Result "1-0"] [ECO "D36"] [WhiteElo "2354"] [BlackElo "2130"] [PlyCount "105"] [EventDate "2018.05.??"] 1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. cxd5 exd5 5. Bg5 c6 6. Qc2 Be7 7. e3 O-O 8. Bd3 h6 9. Bh4 Nbd7 10. Nf3 Re8 11. O-O Ne4 12. Bxe7 Qxe7 13. Rae1 f5 14. Nd2 Ndf6 15. f3 Nxd2 16. Qxd2 Qd6 17. Ne2 g6 18. b4 Kg7 19. a4 Bd7 20. Bc2 Re7 21. Nf4 Be8 22. Nd3 Nd7 23. f4 Nf6 24. Ne5 Ne4 25. Bxe4 dxe4 26. Qc3 Qd5 27. Qc5 Qxc5 28. bxc5 Bf7 29. a5 a6 30. g4 Kh7 31. Kf2 Be6 32. h3 Rg8 33. Rg1 Reg7 34. Rg3 h5 35. gxh5 gxh5 36. Reg1 h4 37. Rxg7+ Rxg7 38. Rxg7+ Kxg7 39. Ke2 Kf6 40. Kd2 Bg8 41. Kc3 Ke6 42. Nc4 Kd7 43. Nd6 Kc7 44. Nxf5 Be6 45. Nxh4 Bxh3 46. Ng6 Be6 47. Ne5 Bf5 48. Nc4 Be6 49. Nd6 Bd5 50. Kd2 Kd7 51. Nxb7 Ke6 52. Nd6 Kf6 53. Ke1 1-0 [Event "Groningen Weekend & NOSBO PK"] [Site "Groningen"] [Date "2018.05.11"] [Round "2.5"] [White "Jelic, Bruno"] [Black "De Boer, Eelke"] [Result "0-1"] [ECO "E99"] [WhiteElo "2030"] [BlackElo "2318"] [PlyCount "104"] [EventDate "2018.05.??"] 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O Nc6 8. d5 Ne7 9. Ne1 Nd7 10. Nd3 f5 11. f3 f4 12. Bd2 g5 13. Rc1 h5 14. c5 Nf6 15. Nb5 Ne8 16. Ba5 b6 17. cxd6 cxd6 18. Be1 a5 19. a4 Rf7 20. b4 Bf8 21. Nxe5 dxe5 22. d6 Ng6 23. Bc4 Nxd6 24. Qd5 Bb7 25. Qe6 Nxc4 26. Qxg6+ Bg7 27. Rxc4 Ba6 28. bxa5 bxa5 29. Rc6 Rf6 30. Rxf6 Qxf6 31. Qxh5 Bxb5 32. axb5 a4 33. Bf2 a3 34. h4 a2 35. Ra1 gxh4 36. Qg4 Qd6 37. b6 Qb4 38. Qe6+ Kh7 39. Qd5 Qb1+ 40. Kh2 Qxa1 41. Qxa8 h3 42. b7 Qf1 43. Kxh3 Qh1+ 44. Kg4 Qxg2+ 45. Kh5 Qxf3+ 46. Kg5 Qg2+ 47. Kh5 Qxf2 48. b8=Q Qh2+ 49. Kg4 Qg3+ 50. Kh5 Qg6+ 51. Kh4 Bf6+ 52. Kh3 Qg3# 0-1 [Event "Groningen Weekend & NOSBO PK"] [Site "Groningen"] [Date "2018.05.11"] [Round "2.6"] [White "Pel, Bonno"] [Black "Keuning, Selwin"] [Result "1-0"] [ECO "A00"] [WhiteElo "2248"] [BlackElo "2013"] [PlyCount "67"] [EventDate "2018.05.??"] 1. g3 c5 2. Bg2 Nc6 3. d3 g6 4. f4 Bg7 5. Nf3 d5 6. O-O Nf6 7. Qe1 d4 8. a4 O-O 9. Na3 Be6 10. Bd2 Rc8 11. c3 b6 12. Ng5 Bd7 13. Nc4 h6 14. Nf3 Be6 15. Nce5 Na5 16. e4 dxe3 17. Bxe3 Ng4 18. Nxg4 Bxg4 19. Qe2 Qd7 20. Bf2 Nc6 21. Qc2 Rfd8 22. Rad1 e5 23. Rd2 exf4 24. gxf4 Bf5 25. Qd1 Bxd3 26. Bh4 f6 27. Ne1 Bc2 28. Rxd7 Bxd1 29. Bxc6 Rxd7 30. Bxd7 Rd8 31. Bb5 g5 32. Bg3 Bg4 33. Ng2 Rd2 34. Ne3 1-0 [Event "Groningen Weekend & NOSBO PK"] [Site "Groningen"] [Date "2018.05.11"] [Round "2.7"] [White "Rondhuis, Jaap"] [Black "Elgersma, Simon"] [Result "0-1"] [ECO "C12"] [WhiteElo "1868"] [BlackElo "2239"] [PlyCount "52"] [EventDate "2018.05.??"] 1. Nc3 d5 2. e4 e6 3. d4 Nf6 4. Bg5 Bb4 5. e5 h6 6. exf6 hxg5 7. fxg7 Rg8 8. Qh5 Qf6 9. Nf3 Qxg7 10. h3 Nd7 11. h4 g4 12. Ne5 Bd6 13. Nxd7 Bxd7 14. Qg5 Qxg5 15. hxg5 Ke7 16. g3 Rxg5 17. O-O-O c5 18. Rh4 Rc8 19. Bg2 Rf5 20. Re1 Rxf2 21. dxc5 Bxg3 22. Nxd5+ Kf8 23. Rh8+ Kg7 24. Rxc8 Bxc8 25. Ne7 Rxg2 26. Nxc8 Bxe1 0-1 [Event "Groningen Weekend & NOSBO PK"] [Site "Groningen"] [Date "2018.05.11"] [Round "2.8"] [White "Klapwijk, Bram"] [Black "Spears, Russell"] [Result "1-0"] [ECO "D36"] [WhiteElo "2203"] [BlackElo "1843"] [PlyCount "51"] [EventDate "2018.05.??"] 1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. cxd5 exd5 5. Bg5 Be7 6. Qc2 Nbd7 7. e3 O-O 8. Bd3 Re8 9. Nge2 Nf8 10. O-O c6 11. f3 Nh5 12. Bxe7 Qxe7 13. e4 dxe4 14. fxe4 Be6 15. e5 Red8 16. Ne4 Rac8 17. h3 Qh4 18. Rf3 g6 19. Raf1 Ng7 20. Rf4 Qe7 21. Nf6+ Kh8 22. Rh4 Nh5 23. Qc1 c5 24. Qh6 Rc6 25. Rxh5 Bc4 26. Qxh7+ 1-0 [Event "Groningen Weekend & NOSBO PK"] [Site "Groningen"] [Date "2018.05.11"] [Round "2.9"] [White "Nicolai, Amir"] [Black "Den Boer, Paul"] [Result "1/2-1/2"] [ECO "C54"] [WhiteElo "2065"] [BlackElo "1974"] [PlyCount "47"] [EventDate "2018.05.??"] 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 d6 6. h3 a6 7. a4 O-O 8. O-O Ba7 9. a5 Ne7 10. Re1 Ng6 11. d4 Qe7 12. Nbd2 Be6 13. d5 Bc8 14. Nf1 Nh5 15. Ne3 Ngf4 16. Bf1 g6 17. Kh2 Ng7 18. g3 Nfh5 19. Ra4 Bd7 20. Rb4 Rfb8 21. Qb3 Bc8 22. Qc2 Bd7 23. Qb3 Bc8 24. Qc2 1/2-1/2 [Event "Groningen Weekend & NOSBO PK"] [Site "Groningen"] [Date "2018.05.11"] [Round "2.10"] [White "Rupert, Casper"] [Black "Bishoen, Bob"] [Result "1-0"] [ECO "A41"] [WhiteElo "2036"] [BlackElo "1868"] [PlyCount "55"] [EventDate "2018.05.??"] 1. d4 g6 2. Nf3 Bg7 3. Bf4 d6 4. e3 a6 5. Be2 Nd7 6. a4 b6 7. Nbd2 Bb7 8. c3 Ngf6 9. b4 Nd5 10. Qb3 Nxf4 11. exf4 e6 12. O-O Qf6 13. g3 h6 14. Bd3 g5 15. Ne4 Bxe4 16. Bxe4 d5 17. Bd3 gxf4 18. Rae1 Kf8 19. b5 a5 20. c4 dxc4 21. Qxc4 Qd8 22. Be4 Rc8 23. d5 exd5 24. Bxd5 Nc5 25. Bxf7 Bf6 26. Re8+ Qxe8 27. Bxe8 Rxe8 28. Qxf4 1-0 [Event "Groningen Weekend & NOSBO PK"] [Site "Groningen"] [Date "2018.05.11"] [Round "2.11"] [White "Kuitert, Christian"] [Black "Lucas, Fred"] [Result "1/2-1/2"] [ECO "A05"] [WhiteElo "2009"] [BlackElo "1804"] [PlyCount "79"] [EventDate "2018.05.??"] 1. Nf3 Nf6 2. g3 b6 3. Bg2 Bb7 4. O-O c5 5. d3 g6 6. e4 d6 7. Re1 Nbd7 8. Nbd2 Bg7 9. c3 O-O 10. a4 a6 11. Nc4 Rb8 12. e5 dxe5 13. Nfxe5 Bxg2 14. Kxg2 Nxe5 15. Nxe5 Qd5+ 16. Qf3 Qxf3+ 17. Kxf3 e6 18. a5 b5 19. Bg5 Rb7 20. Rad1 Rc8 21. Bxf6 Bxf6 22. d4 cxd4 23. Rxd4 Rc5 24. Rde4 Bxe5 25. Rxe5 Rc6 26. Rd1 Kg7 27. Re4 h5 28. h4 Kf6 29. Red4 Ke7 30. Ke3 Rbc7 31. R1d3 Rb7 32. Kd2 Rbc7 33. f4 Rb7 34. b3 Rbc7 35. Rd8 Rxc3 36. Ra8 R3c6 37. Ke3 Rc8 38. Ra7+ R8c7 39. Ra8 Rc8 40. Ra7+ 1/2-1/2 [Event "Groningen Weekend & NOSBO PK"] [Site "Groningen"] [Date "2018.05.11"] [Round "2.12"] [White "Pham, Khoi"] [Black "Noordenbos, Daan"] [Result "1-0"] [ECO "C18"] [WhiteElo "2001"] [BlackElo "1792"] [PlyCount "81"] [EventDate "2018.05.??"] 1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Qa5 7. Bd2 Qa4 8. Qb1 c4 9. h4 Nc6 10. h5 h6 11. g3 Nge7 12. Bh3 Bd7 13. Ne2 O-O-O 14. O-O Rdf8 15. Nf4 Nd8 16. Qd1 g5 17. hxg6 fxg6 18. Ra2 g5 19. Nh5 Be8 20. Nf6 Bg6 21. f4 gxf4 22. Rxf4 Qc6 23. a4 Nf7 24. Bc1 Ng5 25. Bg2 Nf5 26. Qe1 Ng7 27. Qf2 Rf7 28. Ra1 Rhf8 29. Ba3 Rd8 30. Bd6 Be4 31. Nxe4 Rxf4 32. Qxf4 dxe4 33. Be7 Rg8 34. Bxg5 Nh5 35. Qf7 Rxg5 36. Rf1 Nxg3 37. Qf8+ Kc7 38. Rf7+ Kb6 39. Qb4+ Ka6 40. Rc7 Qxc7 41. Qb5# 1-0 [Event "Groningen Weekend & NOSBO PK"] [Site "Groningen"] [Date "2018.05.11"] [Round "3.1"] [White "Ernst, Sipke"] [Black "Pel, Bonno"] [Result "1-0"] [ECO "A42"] [WhiteElo "2541"] [BlackElo "2248"] [PlyCount "56"] [EventDate "2018.05.??"] 1. d4 d6 2. Nf3 g6 3. c4 Bg7 4. Nc3 e5 5. e4 exd4 6. Nxd4 Nc6 7. Be3 Nge7 8. h4 O-O 9. h5 Nxd4 10. Bxd4 Bxd4 11. Qxd4 Nc6 12. Qd2 Be6 13. O-O-O Qe7 14. f4 f6 15. hxg6 hxg6 16. g4 Qg7 17. Bd3 Bxg4 18. Rdg1 f5 19. Be2 Bxe2 20. Nxe2 Ne7 21. e5 Kf7 22. Nd4 Rh8 23. Nf3 Ke6 24. exd6 cxd6 25. Rd1 Rxh1 26. Ng5+ Kd7 27. Qxd6+ Ke8 28. Qd7+ Kf8 1-0 [Event "Groningen Weekend & NOSBO PK"] [Site "Groningen"] [Date "2018.05.11"] [Round "3.2"] [White "De Boer, Eelke"] [Black "Van Foreest, Lucas"] [Result "1/2-1/2"] [ECO "C76"] [BlackElo "2474"] [PlyCount "103"] [EventDate "2018.05.??"] 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. c3 Bd7 6. d4 g6 7. O-O Bg7 8. Be3 Nf6 9. Nbd2 O-O 10. Re1 b5 11. Bb3 Re8 12. d5 Na5 13. Bc2 c6 14. b4 Nc4 15. Nxc4 bxc4 16. Bg5 cxd5 17. Bxf6 Bxf6 18. Qxd5 Be6 19. Qc6 Be7 20. Rad1 Qb8 21. Nd2 a5 22. bxa5 Qb2 23. Ba4 Rec8 24. Qb5 Qxc3 25. a6 Rab8 26. Nb1 Qd4 27. Qxb8 Rxb8 28. Rxd4 exd4 29. Bc6 Rc8 30. a7 c3 31. a8=Q Rxa8 32. Bxa8 Bg5 33. g3 Bxa2 34. Nxc3 dxc3 35. f4 Bf6 36. Bd5 Bd4+ 37. Kf1 c2 38. Ke2 Bb1 39. Kd2 Bc5 40. Rc1 Bb4+ 41. Kd3 Ba3 42. Rxc2 Bc5 43. h3 Bf2 44. g4 Kg7 45. Ke2 Bxc2 46. Kxf2 f6 47. h4 g5 48. hxg5 fxg5 49. e5 dxe5 50. fxe5 Bd1 51. Be6 Kf8 52. Bf5 1/2-1/2 [Event "Groningen Weekend & NOSBO PK"] [Site "Groningen"] [Date "2018.05.11"] [Round "3.3"] [White "Geurink, Jasper"] [Black "Klapwijk, Bram"] [Result "0-1"] [ECO "C02"] [WhiteElo "2361"] [BlackElo "2203"] [PlyCount "118"] [EventDate "2018.05.??"] 1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Bd7 6. Be2 Nge7 7. Na3 cxd4 8. cxd4 Nf5 9. Nc2 Qb6 10. O-O Na5 11. b3 Bb5 12. g4 Ne7 13. Nfe1 Bxe2 14. Qxe2 Nac6 15. Be3 h5 16. f3 Ng6 17. Ng2 O-O-O 18. Rad1 Kb8 19. Nf4 Nxf4 20. Bxf4 Rc8 21. Rf2 Bb4 22. Kg2 Bc3 23. Be3 Nb4 24. Nxb4 Bxb4 25. Rff1 Ba3 26. gxh5 Rxh5 27. Bf2 Qd8 28. Bg3 Qg5 29. b4 Rc4 30. Rd3 Bxb4 31. Rb1 Ba5 32. Qd1 Rh8 33. Qb3 Rb4 34. Qd1 Rxb1 35. Qxb1 Rc8 36. Rd1 Rc4 37. h4 Qe3 38. Bf2 Qe2 39. Qd3 Qxa2 40. Qh7 Qc2 41. Qxc2 Rxc2 42. Rb1 Bc3 43. Kg3 a5 44. Be1 Bxe1+ 45. Rxe1 a4 46. Kf4 g6 47. Kg5 Ka7 48. Kf6 Rc7 49. f4 b5 50. f5 exf5 51. e6 fxe6 52. Kxg6 a3 53. Rb1 a2 54. Ra1 Rc2 55. h5 b4 56. h6 b3 57. Kf6 Kb6 58. Rh1 b2 59. h7 Rc8 0-1 [Event "Groningen Weekend & NOSBO PK"] [Site "Groningen"] [Date "2018.05.11"] [Round "3.4"] [White "Elgersma, Simon"] [Black "Maatman, Nick"] [Result "1/2-1/2"] [ECO "C18"] [BlackElo "2354"] [PlyCount "47"] [EventDate "2018.05.??"] 1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Ne7 7. Qg4 cxd4 8. Qxg7 Rg8 9. Qxh7 Qc7 10. Ne2 Nbc6 11. f4 Bd7 12. Qd3 dxc3 13. Qxc3 Nf5 14. Rb1 d4 15. Qc4 Rc8 16. Bd2 b6 17. Rg1 Qd8 18. Qd3 Qh4+ 19. Kd1 Qxh2 20. g4 Nce7 21. Rg2 Qh1 22. Rg1 Qh2 23. Rg2 Qh1 24. Rg1 1/2-1/2 [Event "Groningen Weekend & NOSBO PK"] [Site "Groningen"] [Date "2018.05.11"] [Round "3.5"] [White "De Groot, Hendrik"] [Black "Waskowsky, Gregor"] [Result "1-0"] [ECO "A09"] [BlackElo "1497"] [PlyCount "19"] [EventDate "2018.05.??"] 1. Nf3 d5 2. c4 Bf5 3. cxd5 Qxd5 4. Nc3 Qd8 5. e4 Bg6 6. Qb3 Qc8 7. h4 h5 8. Ne5 Nh6 9. d4 Bh7 10. Bxh6 1-0 [Event "Groningen Weekend & NOSBO PK"] [Site "Groningen"] [Date "2018.05.11"] [Round "3.6"] [White "Salihbegovic, Edim"] [Black "Clemens, Adrian"] [Result "0-1"] [ECO "A36"] [WhiteElo "1923"] [BlackElo "2179"] [PlyCount "46"] [EventDate "2018.05.??"] 1. c4 g6 2. g3 Bg7 3. Bg2 c5 4. Nc3 Nc6 5. Rb1 e6 6. e4 Nge7 7. Nge2 O-O 8. O-O d6 9. a3 b6 10. b4 Bb7 11. d3 Qd7 12. Be3 Nd4 13. Qd2 Rfe8 14. Bh6 Bh8 15. Qg5 Nec6 16. h4 Ne5 17. Nxd4 cxd4 18. Ne2 Nxd3 19. f4 f5 20. h5 Kf7 21. hxg6+ hxg6 22. e5 Bxg2 23. Kxg2 Qc6+ 0-1 [Event "Groningen Weekend & NOSBO PK"] [Site "Groningen"] [Date "2018.05.11"] [Round "3.7"] [White "Zuiderweg, Hiddo"] [Black "De Boer, Bas"] [Result "1-0"] [ECO "B22"] [BlackElo "2164"] [PlyCount "71"] [EventDate "2018.05.??"] 1. e4 c5 2. Nf3 e6 3. c3 d5 4. exd5 Qxd5 5. d4 Nc6 6. Be2 Nf6 7. O-O cxd4 8. cxd4 Be7 9. Nc3 Qd8 10. Bf4 O-O 11. Rc1 Nb4 12. Ne5 Nbd5 13. Bg3 Bd7 14. Bf3 Be8 15. a3 a6 16. Re1 Bb5 17. Ne4 Nxe4 18. Bxe4 Bg5 19. Rc2 Ba4 20. b3 Bxb3 21. Bxh7+ Kxh7 22. Qd3+ f5 23. Qxb3 f4 24. h4 fxg3 25. hxg5 gxf2+ 26. Rxf2 Qxg5 27. Nf7 Qh4 28. Qd3+ Kg8 29. g3 Qg4 30. Re4 Qg6 31. Rh4 Qf5 32. Rxf5 exf5 33. Qxf5 Rxf7 34. Qh7+ Kf8 35. Qh8+ Ke7 36. Qxa8 1-0 [Event "Groningen Weekend & NOSBO PK"] [Site "Groningen"] [Date "2018.05.11"] [Round "3.8"] [White "Rubingh, Otto"] [Black "Van der Knaap, Jan"] [Result "1-0"] [ECO "A41"] [BlackElo "1911"] [PlyCount "105"] [EventDate "2018.05.??"] 1. d4 d6 2. Nf3 g6 3. c4 Bg7 4. Nc3 Bg4 5. e3 c5 6. Be2 cxd4 7. exd4 Nh6 8. Qb3 Qc8 9. d5 O-O 10. O-O Nf5 11. Nb5 Nd7 12. Bg5 h6 13. Be3 Nxe3 14. fxe3 a6 15. Nbd4 Rb8 16. Rac1 Ne5 17. Qa3 Qd7 18. Rfd1 Rfc8 19. b4 Nxf3+ 20. gxf3 Bh3 21. Qd3 Rc7 22. Kh1 Rbc8 23. Rg1 Qa4 24. Rg3 Bd7 25. Ne6 Qxb4 26. Nxc7 Rxc7 27. Rcg1 Qb2 28. a3 Rc5 29. Rb1 Qe5 30. Rxb7 Ba4 31. f4 Qf6 32. Rg1 Kh7 33. Qe4 e6 34. Bd1 exd5 35. cxd5 Bxd1 36. Rxd1 Rc8 37. Rb6 a5 38. Rb5 Qc3 39. Qd3 Qc7 40. Rdb1 Qd8 41. a4 Rc3 42. Qe4 Ra3 43. Rb8 Qf6 44. Qe8 g5 45. Qe4+ Qg6 46. Qxg6+ Kxg6 47. R1b6 Rxa4 48. Rxd6+ Kf5 49. Rd7 gxf4 50. Rxf7+ Kg6 51. Rxf4 Ra2 52. Rg4+ Kf6 53. Rb6+ 1-0 [Event "Groningen Weekend & NOSBO PK"] [Site "Groningen"] [Date "2018.05.11"] [Round "3.9"] [White "Hilwerda, Jonas"] [Black "Van de Poel, Taco"] [Result "1-0"] [ECO "C57"] [WhiteElo "2130"] [BlackElo "1899"] [PlyCount "81"] [EventDate "2018.05.??"] 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 Bc5 5. d4 d5 6. Bxd5 Nxd5 7. dxc5 Nf6 8. Qxd8+ Nxd8 9. Nc3 c6 10. Nf3 Nd7 11. Be3 Ne6 12. Na4 O-O 13. O-O-O f6 14. g3 Kf7 15. Nd2 Ke7 16. Nc4 Rd8 17. h4 g6 18. f4 h5 19. c3 Rb8 20. Rd2 Ra8 21. Rhd1 Rb8 22. Nd6 Ra8 23. Nc4 Rb8 24. fxe5 fxe5 25. Nxe5 Nxe5 26. Rxd8 Nxd8 27. Bg5+ Ke6 28. Rxd8 Nd7 29. e5 Kf7 30. Bf4 Ra8 31. b4 b5 32. Nb2 Nf8 33. Nd3 Bb7 34. Rd6 Re8 35. Nf2 Ne6 36. Ne4 Ke7 37. Bg5+ Nxg5 38. Nxg5 Rg8 39. e6 Rd8 40. Nf7 Rxd6 41. cxd6+ 1-0 [Event "Groningen Weekend & NOSBO PK"] [Site "Groningen"] [Date "2018.05.11"] [Round "3.10"] [White "Spears, Russell"] [Black "Rupert, Casper"] [Result "0-1"] [ECO "A36"] [WhiteElo "1843"] [BlackElo "2036"] [PlyCount "84"] [EventDate "2018.05.??"] 1. c4 Nf6 2. g3 g6 3. Bg2 Bg7 4. Nc3 O-O 5. e4 d6 6. Nge2 c5 7. O-O Nc6 8. d3 Bd7 9. h3 h5 10. Be3 Nh7 11. Qd2 Nd4 12. f4 a6 13. f5 gxf5 14. Bh6 fxe4 15. Bxg7 Kxg7 16. Nf4 Nf3+ 17. Bxf3 exf3 18. Nxh5+ Kh8 19. Rxf3 f6 20. Qh6 Rf7 21. Nf4 Kg8 22. Ng6 Rg7 23. h4 Qe8 24. h5 Ng5 25. Qh8+ Kf7 26. Qxe8+ Rxe8 27. Re3 Rh7 28. Rae1 e5 29. Nh4 Rxh5 30. Ne4 Ke7 31. Rf1 Nxe4 32. dxe4 Rg8 33. Kf2 Be6 34. b3 b5 35. cxb5 axb5 36. a4 bxa4 37. bxa4 Ra8 38. Ra1 f5 39. exf5 Bxf5 40. Rb3 Be4 41. a5 Ke6 42. Ra4 Bc2 0-1 [Event "Groningen Weekend & NOSBO PK"] [Site "Groningen"] [Date "2018.05.11"] [Round "3.11"] [White "Lucas, Fred"] [Black "Jelic, Bruno"] [Result "0-1"] [ECO "B06"] [WhiteElo "1804"] [BlackElo "2030"] [PlyCount "48"] [EventDate "2018.05.??"] 1. d4 g6 2. e4 Bg7 3. Nc3 d6 4. Be3 a6 5. Qd2 b5 6. O-O-O Bb7 7. Bd3 Nd7 8. h4 h5 9. Nf3 Rc8 10. Ng5 c5 11. e5 dxe5 12. Bxg6 fxg6 13. Ne6 Qb6 14. Nxg7+ Kf7 15. dxc5 Nxc5 16. Nf5 gxf5 17. f4 Qe6 18. Bxc5 Rxc5 19. Qe3 Rc7 20. fxe5 Qh6 21. e6+ Kf6 22. Nd5+ Bxd5 23. Qg5+ Qxg5+ 24. hxg5+ Kxe6 0-1 [Event "Groningen Weekend & NOSBO PK"] [Site "Groningen"] [Date "2018.05.11"] [Round "3.12"] [White "Keuning, Selwin"] [Black "Vermeulen, Frans"] [Result "1-0"] [ECO "C48"] [WhiteElo "2013"] [BlackElo "1883"] [PlyCount "67"] [EventDate "2018.05.??"] 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Nd4 5. Ba4 Bc5 6. Nxe5 Qe7 7. Nd3 b5 8. O-O bxa4 9. e5 Bb7 10. exf6 gxf6 11. Re1 Ne6 12. Nxc5 Qxc5 13. Ne4 Qf5 14. Qg4 Qxg4 15. Nxf6+ Kf8 16. Nxg4 Rg8 17. Ne3 Nf4 18. g3 Re8 19. d3 Nh3+ 20. Kf1 Rg5 21. Bd2 Rh5 22. Nf5 Re6 23. Rxe6 fxe6 24. g4 Bf3 25. gxh5 exf5 26. Re1 f4 27. Re5 Kf7 28. Bxf4 Kf6 29. Re3 Bg2+ 30. Kxg2 Nxf4+ 31. Kf3 Nxh5 32. Re4 a3 33. bxa3 Ng7 34. Ra4 1-0 [Event "Groningen Weekend & NOSBO PK"] [Site "Groningen"] [Date "2018.05.12"] [Round "4.1"] [White "Klapwijk, Bram"] [Black "Ernst, Sipke"] [Result "0-1"] [ECO "E46"] [WhiteElo "2203"] [BlackElo "2541"] [PlyCount "70"] [EventDate "2018.05.??"] 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Nge2 c6 6. a3 Ba5 7. b4 Bc7 8. Ng3 d5 9. cxd5 exd5 10. Be2 Re8 11. O-O Nbd7 12. Bb2 Nf8 13. Qc2 h5 14. Rae1 g6 15. Bd3 h4 16. Nh1 Ng4 17. g3 hxg3 18. hxg3 Qg5 19. Nd1 Bd7 20. f3 Nh6 21. Qh2 Nf5 22. Bxf5 gxf5 23. Ndf2 Re6 24. Nh3 Qg7 25. Nf4 Rh6 26. Qg2 Ne6 27. Nxe6 Bxe6 28. f4 Qh7 29. Rc1 Bd6 30. Bc3 Kg7 31. Nf2 Rh8 32. e4 Rh2 33. Qf3 fxe4 34. Nxe4 dxe4 35. d5+ Kf8 0-1 [Event "Groningen Weekend & NOSBO PK"] [Site "Groningen"] [Date "2018.05.12"] [Round "4.2"] [White "Van Foreest, Lucas"] [Black "Elgersma, Simon"] [Result "1-0"] [ECO "C07"] [WhiteElo "2474"] [BlackElo "2239"] [PlyCount "81"] [EventDate "2018.05.??"] 1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 Qxd5 5. Ngf3 cxd4 6. Bc4 Qd7 7. O-O Nc6 8. Nb3 a6 9. Nbxd4 Nxd4 10. Nxd4 Qc7 11. Bd3 Bd6 12. h3 Ne7 13. Qh5 Bd7 14. Bd2 Qc5 15. Qh4 O-O-O 16. Nb3 Qe5 17. f4 Qf6 18. Qf2 Bc6 19. Bc3 Qh6 20. Na5 Kb8 21. Bxa6 Bc7 22. Nxc6+ Nxc6 23. Bb5 Ne7 24. Rae1 Nd5 25. Be5 f6 26. Bxc7+ Nxc7 27. Bd3 Rd6 28. Re4 Rhd8 29. Ra4 f5 30. Qa7+ Kc8 31. Rc4 Rc6 32. Rxc6 bxc6 33. Ba6+ Nxa6 34. Qxa6+ Kc7 35. Qa5+ Kc8 36. Qb6 Rd6 37. Qa6+ Kc7 38. Rf3 Qh4 39. Kh2 Rd1 40. Qa5+ Kc8 41. b3 1-0 [Event "Groningen Weekend & NOSBO PK"] [Site "Groningen"] [Date "2018.05.12"] [Round "4.3"] [White "Maatman, Nick"] [Black "De Groot, Hendrik"] [Result "1-0"] [ECO "A80"] [WhiteElo "2354"] [BlackElo "2140"] [PlyCount "63"] [EventDate "2018.05.??"] 1. d4 d6 2. Nf3 f5 3. b3 Nf6 4. Bb2 g6 5. e3 Bg7 6. Be2 O-O 7. O-O c6 8. Nbd2 Ne4 9. c4 Nd7 10. Qc2 Ndf6 11. Bd3 Nxd2 12. Nxd2 Qe8 13. Rae1 Nh5 14. f3 e5 15. c5 d5 16. e4 fxe4 17. fxe4 Rxf1+ 18. Bxf1 exd4 19. Nf3 dxe4 20. Rxe4 Qf8 21. Ng5 h6 22. Bc4+ Kh8 23. Nf7+ Kh7 24. Nd6 Bf5 25. Nxf5 Qxf5 26. g4 Qg5 27. Bc1 Qh4 28. gxh5 Qxh5 29. Bd3 Rf8 30. b4 Be5 31. Qe2 Bxh2+ 32. Kg2 {12} 1-0 [Event "Groningen Weekend & NOSBO PK"] [Site "Groningen"] [Date "2018.05.12"] [Round "4.4"] [White "Geurink, Jasper"] [Black "De Boer, Eelke"] [Result "0-1"] [ECO "B23"] [WhiteElo "2361"] [BlackElo "2318"] [PlyCount "88"] [EventDate "2018.05.??"] 1. e4 c5 2. Nc3 d6 3. f4 g6 4. Nf3 Bg7 5. Bc4 Nc6 6. O-O e6 7. d3 Nge7 8. Qe1 O-O 9. f5 gxf5 10. Qg3 fxe4 11. dxe4 Ng6 12. Bg5 f6 13. Be3 Nce5 14. Be2 Kh8 15. Rad1 Qe7 16. Kh1 a6 17. a4 Bd7 18. h4 Nxf3 19. gxf3 Ne5 20. h5 Rg8 21. Qh4 h6 22. f4 Nf7 23. Bf3 Bc6 24. Rde1 b5 25. axb5 axb5 26. Rg1 b4 27. Nd5 exd5 28. exd5 Bb7 29. Bxc5 Qd7 30. Bxb4 Qb5 31. Bc3 Bxd5 32. Bxd5 Qxd5+ 33. Kh2 Qf5 34. Re7 Rae8 35. Rxe8 Rxe8 36. Qg4 Qxg4 37. Rxg4 Re2+ 38. Rg2 Rxg2+ 39. Kxg2 f5 40. Bxg7+ Kxg7 41. Kf3 Kf6 42. c4 Ke7 43. Ke3 Nd8 44. b4 Ne6 {21} 0-1 [Event "Groningen Weekend & NOSBO PK"] [Site "Groningen"] [Date "2018.05.12"] [Round "4.5"] [White "Pham, Khoi"] [Black "Clemens, Adrian"] [Result "1-0"] [ECO "B84"] [WhiteElo "2001"] [BlackElo "2179"] [PlyCount "84"] [EventDate "2018.05.??"] 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e6 7. Be3 Nbd7 8. O-O b5 9. a4 b4 10. Nc6 Qc7 11. Nxb4 d5 12. Nba2 dxe4 13. Nc1 Bd6 14. h3 O-O 15. Nb3 Rd8 16. Kh1 Bb7 17. f3 Nh5 18. Bf2 e3 19. Bh4 Ndf6 20. Qc1 Bf4 21. Ne4 Qe5 22. Nbc5 Rd2 23. Nd3 Nxe4 24. fxe4 Qxe4 25. Bf3 Rxg2 26. Kxg2 Qg6+ 27. Kh1 Ng3+ 28. Bxg3 Qxg3 29. Nxf4 Bxf3+ 30. Rxf3 Qxf3+ 31. Ng2 e2 32. Qe3 Qf1+ 33. Qg1 Qf3 34. Re1 Qxh3+ 35. Qh2 Qg4 36. Ne3 Qxa4 37. Qxe2 Rd8 38. Rd1 Qh4+ 39. Kg1 Qg5+ 40. Ng2 Qc5+ 41. Kh1 Rb8 42. Qxa6 Qxc2 {38} 1-0 [Event "Groningen Weekend & NOSBO PK"] [Site "Groningen"] [Date "2018.05.12"] [Round "4.6"] [White "Knight, David"] [Black "Rubingh, Otto"] [Result "0-1"] [ECO "B01"] [WhiteElo "1983"] [BlackElo "2146"] [PlyCount "56"] [EventDate "2018.05.??"] 1. e4 d5 2. exd5 Nf6 3. d4 Nxd5 4. c4 Nb6 5. Nc3 g6 6. Be3 Bg7 7. h4 h5 8. Be2 O-O 9. g4 Bxg4 10. Bxg4 hxg4 11. h5 Nxc4 12. hxg6 Nxe3 13. fxe3 Qd7 14. Qc2 fxg6 15. Qh2 Qe6 16. e4 Nd7 17. O-O-O Nf6 18. Nge2 Nh5 19. Ng3 Nxg3 20. Qxg3 Rf3 21. Qh4 Qf6 22. Qh7+ Kf7 23. e5 Qg5+ 24. Kb1 Rh8 25. e6+ Kf8 26. Qxh8+ Bxh8 27. Rxh8+ Kg7 28. Rdh1 Qf5+ 0-1 [Event "Groningen Weekend & NOSBO PK"] [Site "Groningen"] [Date "2018.05.12"] [Round "4.7"] [White "De Jongh, Benno"] [Black "Hilwerda, Jonas"] [Result "1/2-1/2"] [ECO "A00"] [WhiteElo "1971"] [BlackElo "2130"] [PlyCount "60"] [EventDate "2018.05.??"] 1. Nc3 d5 2. e4 d4 3. Nce2 e5 4. Ng3 Be6 5. Nf3 f6 6. Be2 Nc6 7. a3 Qd7 8. d3 a5 9. h3 g6 10. Nh4 Nce7 11. Bg4 O-O-O 12. Bxe6 Qxe6 13. b4 Nc6 14. bxa5 Nxa5 15. Bd2 Qa6 16. O-O Ne7 17. Bb4 Kb8 18. Rb1 Nc8 19. Qc1 Nc6 20. Nf3 Bxb4 21. axb4 Qb5 22. Qa3 Nd6 23. Nd2 Kc8 24. Nb3 Qxb4 25. Qxb4 Nxb4 26. Nxd4 exd4 27. Rxb4 c5 28. Rb6 Kc7 29. Rfb1 Ra8 30. Ne2 g5 {116} 1/2-1/2 [Event "Groningen Weekend & NOSBO PK"] [Site "Groningen"] [Date "2018.05.12"] [Round "4.8"] [White "Koedijk, Klaas Jan"] [Black "Rupert, Casper"] [Result "0-1"] [ECO "C06"] [WhiteElo "1681"] [BlackElo "2036"] [PlyCount "74"] [EventDate "2018.05.??"] 1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Bd3 c5 6. c3 Nc6 7. Ne2 cxd4 8. cxd4 f6 9. exf6 Nxf6 10. O-O Bd6 11. Nf3 O-O 12. Bg5 Qe8 13. Re1 Ne4 14. Bh4 Bb4 15. Rf1 Rxf3 16. Bxe4 dxe4 17. gxf3 exf3 18. Nc3 Qh5 19. Bg3 Nxd4 20. Kh1 e5 21. a3 Bd6 22. Nb5 Nxb5 23. Qd5+ Qf7 24. Qxb5 Be6 25. Rac1 Re8 26. Rfd1 Bb8 27. Re1 a6 28. Qd3 Bd7 29. Qc3 Qd5 30. Rcd1 Qe6 31. Qe3 Bc6 32. Qg5 h6 33. Qe3 Kf7 34. Rd2 g5 35. Qd3 e4 36. Qf1 e3 37. Bxb8 exd2 0-1 [Event "Groningen Weekend & NOSBO PK"] [Site "Groningen"] [Date "2018.05.12"] [Round "4.9"] [White "Jelic, Bruno"] [Black "Aden, Meino"] [Result "1-0"] [ECO "D35"] [WhiteElo "2030"] [BlackElo "1958"] [PlyCount "81"] [EventDate "2018.05.??"] 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 Be7 6. e3 O-O 7. Qc2 h6 8. Bh4 c6 9. Bd3 Nbd7 10. Nf3 Nb6 11. O-O Nh5 12. Bxe7 Qxe7 13. Ne5 Nf6 14. Rae1 Be6 15. Kh1 Rac8 16. f4 c5 17. g4 c4 18. Be2 Ne4 19. f5 Bd7 20. Nxd7 Qxd7 21. Nxe4 dxe4 22. Qxe4 Rfe8 23. Qf3 f6 24. Bd1 Nd5 25. a3 Re7 26. e4 Rce8 27. b3 b5 28. bxc4 bxc4 29. e5 fxe5 30. Ba4 Qxa4 31. Qxd5+ Kh8 32. dxe5 Rd7 33. Qe4 Rd2 34. f6 gxf6 35. Rxf6 Qc2 36. Rxh6+ Kg8 37. Rg6+ Kh8 38. Rh6+ Kg8 39. Qf4 Re7 40. Rf1 Rd8 41. Qg5+ {3} 1-0 [Event "Groningen Weekend & NOSBO PK"] [Site "Groningen"] [Date "2018.05.12"] [Round "4.10"] [White "Kunnen, Ruurd"] [Black "Zuiderweg, Hiddo"] [Result "1-0"] [ECO "E09"] [WhiteElo "1924"] [BlackElo "1920"] [PlyCount "93"] [EventDate "2018.05.??"] 1. c4 e6 2. g3 Nf6 3. Bg2 d5 4. d4 Be7 5. Nf3 O-O 6. O-O Nbd7 7. Qc2 c6 8. Nbd2 b6 9. e4 dxe4 10. Nxe4 Nxe4 11. Qxe4 Ba6 12. b3 c5 13. Bb2 Qc7 14. Rad1 Bb7 15. Qc2 cxd4 16. Nxd4 Bxg2 17. Kxg2 Rad8 18. Qe4 Nc5 19. Qc6 Qb8 20. Qf3 Rc8 21. Nc6 Qb7 22. Nxe7+ Qxe7 23. Rd4 Rcd8 24. Rfd1 f6 25. R1d2 Rxd4 26. Rxd4 Rd8 27. Qc6 Rxd4 28. Bxd4 Qb7 29. Qxb7 Nxb7 30. b4 Kf7 31. f4 Ke7 32. Kf3 Kd6 33. Ke4 Kc6 34. g4 Nd6+ 35. Kd3 Ne8 36. a4 f5 37. gxf5 exf5 38. Be5 g6 39. Kd4 Nd6 40. b5+ Kd7 41. c5 bxc5+ 42. Kxc5 Ne4+ 43. Kd5 g5 44. fxg5 Nxg5 45. a5 Kc8 46. Bf4 Ne4 47. Kc6 {229} 1-0 [Event "Groningen Weekend & NOSBO PK"] [Site "Groningen"] [Date "2018.05.12"] [Round "4.11"] [White "Huizinga, Egbert"] [Black "Nicolai, Amir"] [Result "1/2-1/2"] [ECO "B73"] [WhiteElo "1772"] [BlackElo "2065"] [PlyCount "119"] [EventDate "2018.05.??"] 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. Be2 O-O 8. O-O Nc6 9. f4 Qb6 10. Qd3 Ng4 11. Bxg4 Bxd4 12. Bxd4 Qxd4+ 13. Qxd4 Nxd4 14. Bd1 Bd7 15. Nd5 Nc6 16. c3 Kg7 17. Bf3 Rac8 18. Rad1 Be6 19. h3 Bxd5 20. exd5 Na5 21. Rfe1 Rfe8 22. Rd4 Rc4 23. Rde4 Kf8 24. b4 Rxc3 25. bxa5 Ra3 26. Rb1 Rxa2 27. Rxb7 Rxa5 28. Rc4 Ra1+ 29. Kf2 a5 30. Rcc7 a4 31. Be2 a3 32. Bb5 a2 33. Ra7 Rb8 34. Rxe7 Rxb5 35. Rxf7+ Kg8 36. Rg7+ Kh8 37. Rxh7+ Kg8 38. Rhc7 Rb8 39. Rc2 Rd1 40. Rcxa2 Rxd5 41. Rd7 Rf8 42. g3 Rf7 43. Raa7 Rxd7 44. Rxd7 Rd3 45. h4 Kf8 46. Kg2 Kg8 47. Kh3 Kf8 48. Kg4 Rd5 49. Ra7 Kg8 50. Kf3 Rd3+ 51. Kg4 Rd5 52. Re7 Kf8 53. Re3 Kf7 54. Kf3 Kf6 55. g4 Rd1 56. Ra3 Rf1+ 57. Kg3 Rg1+ 58. Kh3 Rh1+ 59. Kg3 Rg1+ 60. Kh3 {10} 1/2-1/2 [Event "Groningen Weekend & NOSBO PK"] [Site "Groningen"] [Date "2018.05.12"] [Round "4.12"] [White "Kuitert, Christian"] [Black "Noordenbos, Daan"] [Result "0-1"] [ECO "E77"] [WhiteElo "2009"] [BlackElo "1792"] [PlyCount "72"] [EventDate "2018.05.??"] 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 O-O 6. Nf3 Nbd7 7. Be2 e5 8. fxe5 dxe5 9. d5 Ne8 10. O-O f5 11. b4 f4 12. c5 g5 13. Ne1 Ndf6 14. Nd3 Qe7 15. Bb2 g4 16. Qa4 h5 17. b5 h4 18. Qc4 Kh8 19. Rae1 Nh7 20. d6 cxd6 21. cxd6 Qxd6 22. Nd5 Be6 23. N3b4 Rc8 24. Qd3 Nc7 25. Ba3 Rfd8 26. Nc6 Qd7 27. Nxd8 Rxd8 28. Rd1 Nxd5 29. exd5 Bf5 30. Qb3 Ng5 31. Bb2 g3 32. Bd3 Bg4 33. hxg3 hxg3 34. Rfe1 Qd6 35. Ba3 Qb6+ 36. Kh1 Qh6+ {5} 0-1 [Event "Groningen Weekend & NOSBO PK"] [Site "Groningen"] [Date "2018.05.12"] [Round "5.1"] [White "Ernst, Sipke"] [Black "Van Foreest, Lucas"] [Result "0-1"] [ECO "D27"] [WhiteElo "2541"] [BlackElo "2474"] [PlyCount "57"] [EventDate "2018.05.??"] 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 dxc4 5. e3 a6 6. a4 c5 7. Bxc4 Be7 8. O-O Nc6 9. Qe2 cxd4 10. Rd1 e5 11. exd4 exd4 12. Nxd4 Nxd4 13. Qe5 Qd6 14. Qxd6 Bxd6 15. Rxd4 Be5 16. Rd3 O-O 17. Bg5 Bf5 18. Rf3 Bg6 19. h3 Rac8 20. Bb3 Ne4 21. Nxe4 Bxe4 22. Rxf7 Rxf7 23. Re1 Re8 24. Rxe4 Bh2+ 25. Kxh2 Rxe4 26. a5 Re2 27. f3 Rxb2 28. Bxf7+ Kxf7 29. Kg3 0-1 [Event "Groningen Weekend & NOSBO PK"] [Site "Groningen"] [Date "2018.05.12"] [Round "5.2"] [White "De Boer, Eelke"] [Black "Maatman, Nick"] [Result "1-0"] [ECO "C18"] [WhiteElo "2318"] [BlackElo "2354"] [PlyCount "99"] [EventDate "2018.05.??"] 1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 Ne7 5. a3 Bxc3+ 6. bxc3 c5 7. Qg4 cxd4 8. Bd3 Qc7 9. Ne2 dxc3 10. Qxg7 Rg8 11. Qxh7 Qxe5 12. h4 Nd7 13. Bf4 Qf6 14. Bg5 Qh8 15. Qxh8 Rxh8 16. Nxc3 a6 17. f3 f6 18. Bd2 Nc5 19. Kf2 e5 20. g4 Kf7 21. Rae1 Be6 22. h5 Nc6 23. Bg6+ Ke7 24. Rhg1 Kd6 25. f4 Rac8 26. Kg3 Ne7 27. f5 Bd7 28. h6 d4 29. Nd1 Kd5 30. Nf2 Ba4 31. c3 dxc3 32. Bf7+ Kc6 33. Bxc3 Rxh6 34. Bb4 b6 35. Ne4 Nd5 36. Bxc5 bxc5 37. Bxd5+ Kxd5 38. Nc3+ Kc4 39. Nxa4 Kb3 40. Nb6 Rch8 41. Re3+ Kc2 42. Rg2+ Kd1 43. Kf2 Rh1 44. Nd5 c4 45. Nxf6 Rb8 46. Nd5 Rb3 47. f6 Rd3 48. Rxd3+ cxd3 49. Rg1+ Rxg1 50. Kxg1 1-0 [Event "Groningen Weekend & NOSBO PK"] [Site "Groningen"] [Date "2018.05.12"] [Round "5.3"] [White "Noordenbos, Daan"] [Black "Klapwijk, Bram"] [Result "0-1"] [ECO "C12"] [WhiteElo "1792"] [BlackElo "2203"] [PlyCount "60"] [EventDate "2018.05.??"] 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Bb4 5. e5 h6 6. Bd2 Bxc3 7. bxc3 Ne4 8. Qg4 Kf8 9. Bd3 Nxd2 10. Kxd2 c5 11. h4 Qa5 12. a3 cxd4 13. Qxd4 Nc6 14. Qf4 d4 15. Ne2 dxc3+ 16. Nxc3 Qxe5 17. Qxe5 Nxe5 18. f4 Nxd3 19. cxd3 Bd7 20. Rac1 Bc6 21. Rh2 Ke7 22. Ke3 h5 23. g3 Rad8 24. Rb2 Rh6 25. Ne4 Rg6 26. Rg1 Rd5 27. Rb3 e5 28. fxe5 Rxe5 29. Kf4 f6 30. Nf2 Ke6 0-1 [Event "Groningen Weekend & NOSBO PK"] [Site "Groningen"] [Date "2018.05.12"] [Round "5.4"] [White "Rubingh, Otto"] [Black "Jelic, Bruno"] [Result "1-0"] [ECO "A41"] [WhiteElo "2146"] [BlackElo "2030"] [PlyCount "43"] [EventDate "2018.05.??"] 1. d4 g6 2. Nf3 Bg7 3. c4 d6 4. Nc3 Nc6 5. h3 e5 6. dxe5 Nxe5 7. e4 Ne7 8. Nxe5 Bxe5 9. Bh6 Nc6 10. Qd2 Be6 11. O-O-O Nb4 12. Kb1 a5 13. g4 Qf6 14. Nb5 Qf3 15. Nxc7+ Kd7 16. Nxa8 Qxh1 17. Nb6+ Kc6 18. Qe3 Re8 19. Nd5 Bxd5 20. cxd5+ Kc7 21. Rc1+ Kb8 22. Bb5 1-0 [Event "Groningen Weekend & NOSBO PK"] [Site "Groningen"] [Date "2018.05.12"] [Round "5.5"] [White "Rupert, Casper"] [Black "Pham, Khoi"] [Result "1-0"] [ECO "A45"] [WhiteElo "2036"] [BlackElo "2001"] [PlyCount "85"] [EventDate "2018.05.??"] 1. d4 Nf6 2. Bg5 Ne4 3. Bf4 d6 4. f3 Nf6 5. e4 g6 6. Qd2 Bg7 7. Nc3 O-O 8. Bh6 e5 9. Bxg7 Kxg7 10. d5 Nh5 11. Nge2 f5 12. exf5 gxf5 13. O-O-O Kh8 14. f4 Nd7 15. fxe5 Nxe5 16. g3 Nf6 17. Bg2 Qe8 18. Qd4 b5 19. Nf4 Rb8 20. b3 b4 21. Nb1 Qb5 22. Rhe1 Qa5 23. Qb2 Qb6 24. Nd2 Kg8 25. Nf3 Nfg4 26. Nd4 Re8 27. h3 Nf2 28. Nc6 Nxd1 29. Kxd1 Ra8 30. Nxe5 dxe5 31. Rxe5 Bd7 32. d6 Qxd6+ 33. Bd5+ Kf8 34. Re6 Bxe6 35. Qf6+ Kg8 36. Qg5+ Kf7 37. Qxf5+ Ke7 38. Nxe6 Rh8 39. Qg5+ Kd7 40. Qg7+ Qe7 41. Nc5+ Kd6 42. Ne4+ Qxe4 43. Bxe4 1-0 [Event "Groningen Weekend & NOSBO PK"] [Site "Groningen"] [Date "2018.05.12"] [Round "5.6"] [White "Pel, Bonno"] [Black "Konnen, Timo"] [Result "1-0"] [ECO "A00"] [WhiteElo "2248"] [BlackElo "1888"] [PlyCount "61"] [EventDate "2018.05.??"] 1. g3 e5 2. Bg2 d5 3. d3 Nf6 4. Nf3 Bd6 5. O-O Bf5 6. c4 c6 7. cxd5 cxd5 8. Nc3 Nbd7 9. e4 Be6 10. exd5 Nxd5 11. Ng5 Nxc3 12. bxc3 Rb8 13. Nxe6 fxe6 14. Qh5+ g6 15. Qg4 Qe7 16. Bh6 Nf6 17. Qa4+ Qd7 18. Qxa7 Ng4 19. Bg5 O-O 20. Bh3 h5 21. Qb6 Rbc8 22. d4 Rxc3 23. Rad1 Qc7 24. Qb1 Kg7 25. Bxg4 hxg4 26. Qe4 Rf5 27. Qxg4 Qc8 28. dxe5 Bxe5 29. Rd8 Rxg5 30. Qxg5 Qc7 31. Rd7+ 1-0 [Event "Groningen Weekend & NOSBO PK"] [Site "Groningen"] [Date "2018.05.12"] [Round "5.7"] [White "Seijen, Henk"] [Black "Elgersma, Simon"] [Result "0-1"] [ECO "C02"] [WhiteElo "1806"] [BlackElo "2239"] [PlyCount "32"] [EventDate "2018.05.??"] 1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Bd7 6. Be2 f6 7. O-O fxe5 8. Nxe5 Nxe5 9. dxe5 Qc7 10. f4 O-O-O 11. Be3 Ne7 12. Kh1 g5 13. b4 Nf5 14. Bg1 gxf4 15. Bxc5 Bxc5 16. bxc5 Ne3 0-1 [Event "Groningen Weekend & NOSBO PK"] [Site "Groningen"] [Date "2018.05.12"] [Round "5.8"] [White "De Groot, Hendrik"] [Black "Huizinga, Egbert"] [Result "1-0"] [ECO "A09"] [WhiteElo "2140"] [BlackElo "1772"] [PlyCount "73"] [EventDate "2018.05.??"] 1. Nf3 d5 2. c4 d4 3. e3 Nc6 4. d3 e5 5. a3 a5 6. Be2 Nf6 7. O-O Bc5 8. exd4 exd4 9. Re1 O-O 10. Bg5 h6 11. Bh4 Bf5 12. Qb3 b6 13. Nbd2 Qd6 14. Bg3 Qd7 15. Bh4 Qd6 16. Bg3 Qd7 17. h3 Rfe8 18. Bf1 Bd6 19. Bxd6 Qxd6 20. g4 Bg6 21. Nh4 Bh7 22. Bg2 Rad8 23. Nf1 g5 24. Nf3 Nd7 25. Rxe8+ Rxe8 26. Rd1 Nc5 27. Qb5 Re7 28. b4 axb4 29. axb4 Ne6 30. Ng3 Nf4 31. Nxg5 hxg5 32. Qxg5+ Ng6 33. Nf5 Qxb4 34. Bxc6 Re2 35. Qf6 Qf8 36. Bd5 Re5 37. Bxf7+ 1-0 [Event "Groningen Weekend & NOSBO PK"] [Site "Groningen"] [Date "2018.05.12"] [Round "5.9"] [White "Hilwerda, Jonas"] [Black "Koedijk, Klaas Jan"] [Result "1-0"] [ECO "B27"] [WhiteElo "2130"] [BlackElo "1681"] [PlyCount "35"] [EventDate "2018.05.??"] 1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Qxd4 Nf6 5. Nc3 Nc6 6. Qa4 Bg7 7. e5 Ng8 8. Bf4 f6 9. exf6 Nxf6 10. Bc4 d6 11. O-O-O Bd7 12. Rhe1 Na5 13. Nb5 Nxc4 14. Qxc4 Bxb5 15. Qxb5+ Qd7 16. Qb3 O-O-O 17. Ng5 Rdf8 18. Qc4+ 1-0 [Event "Groningen Weekend & NOSBO PK"] [Site "Groningen"] [Date "2018.05.12"] [Round "5.10"] [White "Lucas, Fred"] [Black "De Jongh, Benno"] [Result "1-0"] [ECO "A45"] [WhiteElo "1804"] [BlackElo "1971"] [PlyCount "55"] [EventDate "2018.05.??"] 1. d4 Nf6 2. Bf4 c5 3. e3 d5 4. Nc3 a6 5. dxc5 Nc6 6. Na4 e5 7. Bg3 Bxc5 8. Nxc5 Qa5+ 9. c3 Qxc5 10. Be2 O-O 11. Nf3 Re8 12. O-O Ne4 13. Re1 f5 14. Nd2 Nf6 15. c4 g5 16. Nb3 Qf8 17. cxd5 Nd8 18. f4 Nf7 19. fxe5 Nxe5 20. Qd4 Neg4 21. Bf3 h5 22. Rac1 h4 23. Bc7 Ne4 24. Bxe4 fxe4 25. h3 Nf6 26. Be5 Nd7 27. Rc7 Rd8 28. Nc5 {... [69]} 1-0 [Event "Groningen Weekend & NOSBO PK"] [Site "Groningen"] [Date "2018.05.12"] [Round "5.11"] [White "Van der Graaf, Jaap"] [Black "Kunnen, Ruurd"] [Result "1-0"] [ECO "B18"] [WhiteElo "1634"] [BlackElo "1924"] [PlyCount "41"] [EventDate "2018.05.??"] 1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. N1e2 e6 8. Nf4 Bh7 9. Bc4 Nf6 10. O-O Nd5 11. Bxd5 cxd5 12. Qh5 Qd6 13. Re1 Be7 14. Rxe6 g6 15. Rxd6 gxh5 16. Rxh6 Nc6 17. Nxd5 O-O-O 18. Nxe7+ Nxe7 19. Bg5 Nf5 20. Rxh7 Nxg3 21. Rxh8 1-0 [Event "Groningen Weekend & NOSBO PK"] [Site "Groningen"] [Date "2018.05.12"] [Round "5.12"] [White "Bishoen, Bob"] [Black "Koes, Richard"] [Result "1/2-1/2"] [ECO "A35"] [WhiteElo "1868"] [BlackElo "1768"] [PlyCount "184"] [EventDate "2018.05.??"] 1. Nf3 c5 2. c4 Nc6 3. e3 g6 4. Nc3 Bg7 5. d4 cxd4 6. exd4 d6 7. d5 Ne5 8. Bf4 Nxf3+ 9. Qxf3 Nf6 10. Bd3 O-O 11. O-O Nd7 12. Be2 e5 13. dxe6 fxe6 14. Qe3 Ne5 15. Rfd1 Qe7 16. c5 Rxf4 17. Qxf4 dxc5 18. Qe4 Nc6 19. Bc4 Bd4 20. Re1 Ne5 21. Bb3 Qf6 22. Rf1 Bd7 23. Qe2 Rf8 24. Kh1 Qh4 25. f3 c4 26. Bc2 Nd3 27. Bxd3 cxd3 28. Qxd3 Be5 29. f4 Rxf4 30. Kg1 Rg4 31. Rf3 Qxh2+ 32. Kf1 Bd4 33. Ne2 Qxg2+ 34. Ke1 Qh1+ 35. Rf1 Qh4+ 36. Kd2 Bc6 37. Rac1 Qg5+ 38. Kd1 Be3 39. Rxc6 bxc6 40. Qd7 Qd5+ 41. Qxd5 exd5 42. Kc2 c5 43. Kd3 Bd4 44. b3 Rh4 45. Nf4 Rh2 46. Nxd5 Rxa2 47. Kc4 a6 48. b4 Rc2+ 49. Kb3 Rf2 50. Rd1 Rf3+ 51. Kc4 Be5 52. bxc5 Rf2 53. Kd3 Kf7 54. c6 Ke6 55. Nb6 Rf3+ 56. Ke4 Rc3 57. Nd7 Rc4+ 58. Ke3 Rxc6 59. Nf8+ Kf7 60. Nxh7 Kg7 61. Ng5 Rd6 62. Rb1 Rc6 63. Rb7+ Kf6 64. Ne4+ Ke6 65. Ra7 Kd5 66. Kd3 Rb6 67. Nd2 Bf4 68. Nf3 g5 69. Rg7 Rb3+ 70. Ke2 Rb2+ 71. Kd3 Rb3+ 72. Ke2 Rb2+ 73. Kd3 Rg2 74. Ra7 g4 75. Nh4 Ra2 76. Nf5 g3 77. Rg7 Rd2+ 78. Kc3 g2 79. Nh4 Be5+ 80. Kxd2 Bxg7 81. Nxg2 Kc4 82. Kc2 a5 83. Ne1 a4 84. Nd3 a3 85. Nc1 Kb4 86. Na2+ Kc4 87. Nc1 Bc3 88. Na2 Bb2 89. Nc1 Bxc1 90. Kxc1 Kb3 91. Kb1 a2+ 92. Ka1 Ka3 1/2-1/2 [Event "Groningen Weekend & NOSBO PK"] [Site "Groningen"] [Date "2018.05.13"] [Round "6.1"] [White "Van Foreest, Lucas"] [Black "Rupert, Casper"] [Result "1-0"] [ECO "C09"] [WhiteElo "2474"] [BlackElo "2036"] [PlyCount "81"] [EventDate "2018.05.??"] 1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 exd5 5. Ngf3 Nc6 6. Be2 Nf6 7. O-O Be7 8. dxc5 Bxc5 9. Nb3 Bb6 10. Bg5 Be6 11. c3 h6 12. Bh4 g5 13. Bg3 Ne4 14. Nfd4 Qd7 15. Nxe6 Qxe6 16. Nd4 Qf6 17. Nxc6 bxc6 18. Bh5 O-O 19. Kh1 Qg7 20. Qa4 Rac8 21. Rae1 f5 22. f3 Nxg3+ 23. hxg3 f4 24. Re6 fxg3 25. Rfe1 Rf4 26. Re8+ Rxe8 27. Rxe8+ Qf8 28. Rxf8+ Kxf8 29. Qa3+ c5 30. Kg1 Rh4 31. Bg4 h5 32. Be6 d4 33. Qa6 d3 34. Qc8+ Ke7 35. Qd7+ Kf6 36. Qf7+ Ke5 37. Qf5+ Kd6 38. Qd5+ Ke7 39. Qxg5+ Kxe6 40. Qxh4 c4+ 41. Kf1 1-0 [Event "Groningen Weekend & NOSBO PK"] [Site "Groningen"] [Date "2018.05.13"] [Round "6.2"] [White "Ernst, Sipke"] [Black "De Boer, Eelke"] [Result "1-0"] [ECO "E70"] [WhiteElo "2541"] [BlackElo "2318"] [PlyCount "47"] [EventDate "2018.05.??"] 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nge2 O-O 6. Ng3 Nfd7 7. d5 h5 8. Bg5 f6 9. Be3 h4 10. Nge2 Ne5 11. Nf4 f5 12. exf5 Bxf5 13. Be2 Nbd7 14. g4 hxg3 15. hxg3 Nf6 16. f3 g5 17. Ne6 Bxe6 18. dxe6 Qc8 19. f4 Qxe6 20. fxe5 Qxe5 21. Qd3 Qxg3+ 22. Kd2 Qe5 23. Rag1 d5 24. cxd5 {139} 1-0 [Event "Groningen Weekend & NOSBO PK"] [Site "Groningen"] [Date "2018.05.13"] [Round "6.3"] [White "Klapwijk, Bram"] [Black "Rubingh, Otto"] [Result "1/2-1/2"] [ECO "A90"] [WhiteElo "2203"] [BlackElo "2146"] [PlyCount "101"] [EventDate "2018.05.??"] 1. d4 e6 2. c4 f5 3. g3 Nf6 4. Bg2 Bb4+ 5. Bd2 Be7 6. Nf3 d6 7. Nc3 O-O 8. O-O Qe8 9. e3 a5 10. Ne1 e5 11. Nd3 Bd8 12. dxe5 dxe5 13. e4 Nc6 14. Re1 Qg6 15. exf5 Bxf5 16. Nc5 Be7 17. Be3 Nb4 18. Re2 Nc2 19. Nd5 Nxd5 20. Qxd5+ Kh8 21. Rxc2 Bxc2 22. Qxb7 Bg5 23. Bxg5 Qxg5 24. Ne6 Qd2 25. Nxf8 Rxf8 26. Qa7 h6 27. Qc5 Rf6 28. Qe3 Qd4 29. Rc1 Bd3 30. b3 c5 31. Bd5 Qxe3 32. fxe3 e4 33. Re1 Rf3 34. Be6 h5 35. Bh3 a4 36. Bg2 Rf6 37. Bf1 axb3 38. axb3 Rb6 39. Bxd3 exd3 40. Rb1 d2 41. Kf2 Rxb3 42. Rd1 Rc3 43. Ke2 Rxc4 44. Kd3 Rg4 45. Rxd2 h4 46. gxh4 Rxh4 47. e4 Kg8 48. Re2 Kf7 49. Kc4 Ke6 50. Kxc5 Ke5 51. Rg2 1/2-1/2 [Event "Groningen Weekend & NOSBO PK"] [Site "Groningen"] [Date "2018.05.13"] [Round "6.4"] [White "Maatman, Nick"] [Black "Lucas, Fred"] [Result "1-0"] [ECO "A57"] [WhiteElo "2354"] [BlackElo "1804"] [PlyCount "63"] [EventDate "2018.05.??"] 1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. f3 g6 6. e4 d6 7. Nc3 Bg7 8. a4 O-O 9. Bd2 Nbd7 10. Nh3 Bb7 11. Be2 e6 12. dxe6 fxe6 13. O-O d5 14. bxa6 Bxa6 15. Bxa6 Rxa6 16. Qe2 Qa8 17. b3 Ne8 18. Rac1 Kh8 19. Nb5 c4 20. bxc4 dxe4 21. a5 exf3 22. Rxf3 Rxf3 23. Qxf3 Qxf3 24. gxf3 Nc5 25. Rd1 Kg8 26. Bb4 Nb7 27. Rd7 Nxa5 28. Rd8 Nc6 29. Rxe8+ Kf7 30. Nd6+ Kf6 31. Bc3+ e5 32. f4 {130} 1-0 [Event "Groningen Weekend & NOSBO PK"] [Site "Groningen"] [Date "2018.05.13"] [Round "6.5"] [White "De Groot, Hendrik"] [Black "Pel, Bonno"] [Result "0-1"] [ECO "B08"] [WhiteElo "2140"] [BlackElo "2248"] [PlyCount "80"] [EventDate "2018.05.??"] 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. h3 a6 6. a4 O-O 7. Be3 b6 8. Bd3 Nc6 9. O-O Bb7 10. Qd2 e5 11. d5 Nb4 12. Bc4 a5 13. Ne1 Nd7 14. Nb5 f5 15. f3 Nf6 16. c3 Na6 17. Qc2 Kh8 18. Nd3 Qe7 19. Nf2 Nh5 20. Rfb1 Ng3 21. b4 Bc8 22. bxa5 f4 23. Bd2 bxa5 24. Rb2 h5 25. Be1 g5 26. Qd1 Rf6 27. Rab1 Rg6 28. Na3 g4 29. Bxa6 Bxa6 30. Rb8+ Rxb8 31. Rxb8+ Kh7 32. Rb2 Ne2+ 33. Rxe2 gxf3 34. Rd2 Rxg2+ 35. Kh1 Qg5 36. Ng4 hxg4 37. Rxg2 fxg2+ 38. Kxg2 gxh3+ 39. Kxh3 Bf1+ 40. Kh2 Qg2# {4} 0-1 [Event "Groningen Weekend & NOSBO PK"] [Site "Groningen"] [Date "2018.05.13"] [Round "6.6"] [White "Elgersma, Simon"] [Black "Van der Graaf, Jaap"] [Result "1-0"] [ECO "B03"] [WhiteElo "2239"] [BlackElo "1634"] [PlyCount "57"] [EventDate "2018.05.??"] 1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. exd6 exd6 6. Nc3 Bf5 7. Bd3 Qe7+ 8. Nge2 Qe6 9. d5 Qg6 10. Nf4 Qf6 11. Bxf5 Qxf5 12. O-O Be7 13. Re1 N8d7 14. Nb5 Kd8 15. Nxc7 Kxc7 16. Rxe7 Rae8 17. Rxe8 Rxe8 18. Be3 Ne5 19. b3 Ng4 20. Bxb6+ axb6 21. Nd3 Qf6 22. h3 Ne5 23. Ne1 Ng6 24. Rb1 Nf4 25. Qf3 Qg6 26. Rd1 Qg5 27. h4 Qf6 28. g3 Rxe1+ 29. Rxe1 {76} 1-0 [Event "Groningen Weekend & NOSBO PK"] [Site "Groningen"] [Date "2018.05.13"] [Round "6.7"] [White "Jelic, Bruno"] [Black "Hilwerda, Jonas"] [Result "1-0"] [ECO "E12"] [WhiteElo "2030"] [BlackElo "2130"] [PlyCount "77"] [EventDate "2018.05.??"] 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. a3 Ba6 5. Qb3 d5 6. cxd5 Qxd5 7. Qxd5 Nxd5 8. g3 c5 9. Bg2 Nc6 10. Nc3 cxd4 11. Nxd5 exd5 12. Bf4 d3 13. Rc1 Na5 14. exd3 Bxd3 15. Ng5 Rd8 16. Rc7 Be7 17. Kd2 Be4 18. Nxe4 dxe4+ 19. Kc2 Rd7 20. Bxe4 Rxc7+ 21. Bxc7 Kd7 22. Bf4 Nc4 23. Bd5 Rc8 24. Kb3 Nd6 25. Rd1 f6 26. h4 h6 27. Re1 Rc5 28. Be6+ Kc6 29. Bh3 Bf8 30. Re6 Kd5 31. Re2 Kc6 32. Ka2 a5 33. Bg2+ Kc7 34. Re8 g5 35. Rxf8 gxf4 36. Rxf6 fxg3 37. fxg3 h5 38. Rg6 Nf5 39. Rg5 {43} 1-0 [Event "Groningen Weekend & NOSBO PK"] [Site "Groningen"] [Date "2018.05.13"] [Round "6.8"] [White "Wolters, Vincent"] [Black "Clemens, Adrian"] [Result "1/2-1/2"] [ECO "B85"] [WhiteElo "1848"] [BlackElo "2179"] [PlyCount "58"] [EventDate "2018.05.??"] 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. a4 e6 7. Be3 Be7 8. Be2 Nc6 9. Nb3 b6 10. f4 Qc7 11. Bf3 Rb8 12. O-O O-O 13. g4 Na5 14. Nxa5 bxa5 15. Rb1 Rb4 16. Qd3 Bb7 17. g5 Nd7 18. b3 Nc5 19. Bxc5 Qxc5+ 20. Kh1 Rc8 21. Na2 Rd4 22. Qe3 e5 23. f5 Rxe4 24. Qxc5 Rxc5 25. f6 Bf8 26. Rbc1 gxf6 27. gxf6 Bh6 28. Rcd1 Bf8 29. c4 Re2 {150} 1/2-1/2 [Event "Groningen Weekend & NOSBO PK"] [Site "Groningen"] [Date "2018.05.13"] [Round "6.9"] [White "De Boer, Bas"] [Black "Bishoen, Bob"] [Result "1-0"] [ECO "A41"] [WhiteElo "2164"] [BlackElo "1868"] [PlyCount "63"] [EventDate "2018.05.??"] 1. d4 g6 2. c4 Bg7 3. g3 d6 4. Bg2 Nc6 5. Nf3 Bg4 6. d5 Ne5 7. O-O Qd7 8. Qb3 c5 9. dxc6 Nxc6 10. Bd2 Nf6 11. Bc3 Rb8 12. Rd1 O-O 13. Nbd2 Qe6 14. h3 Bxf3 15. exf3 Nd7 16. Re1 Qf5 17. Bxg7 Kxg7 18. f4 Qa5 19. Ne4 Nd8 20. Ng5 h6 21. Nf3 Ne6 22. Qc2 Rfc8 23. Nh4 Ndc5 24. Bd5 Rc7 25. Bxe6 Nxe6 26. Rxe6 Rbc8 27. Re2 Rxc4 28. Qd2 Qc7 29. f5 g5 30. Ng2 Rc2 31. Qd4+ Kg8 32. Rae1 {77} 1-0 [Event "Groningen Weekend & NOSBO PK"] [Site "Groningen"] [Date "2018.05.13"] [Round "6.10"] [White "Nicolai, Amir"] [Black "Zuiderweg, Hiddo"] [Result "1-0"] [ECO "D37"] [WhiteElo "2065"] [BlackElo "1920"] [PlyCount "103"] [EventDate "2018.05.??"] 1. d4 e6 2. c4 d5 3. Nf3 Nf6 4. Nc3 Be7 5. Bf4 c6 6. e3 Nbd7 7. Bd3 O-O 8. g4 dxc4 9. Bxc4 b5 10. Bd3 Bb7 11. g5 Nh5 12. Ne4 Nxf4 13. exf4 c5 14. Ne5 Nxe5 15. dxe5 Qd4 16. Qe2 c4 17. Bc2 Bb4+ 18. Kf1 Bxe4 19. Bxe4 Rad8 20. Kg2 Qd2 21. Qg4 Bc5 22. Rhf1 Rd4 23. Rae1 Qxb2 24. Re3 Rd3 25. Rxd3 cxd3 26. Bxd3 Rd8 27. Qe2 Qxe2 28. Bxe2 Rd2 29. Bxb5 Rxa2 30. Rc1 Bf8 31. Rc7 h6 32. Be8 hxg5 33. Bxf7+ Kh7 34. fxg5 Re2 35. Rc8 Be7 36. h4 g6 37. Rc7 Bd8 38. Rxa7 Bb6 39. Rb7 Rxf2+ 40. Kg3 Bd4 41. Bxe6+ Kh8 42. Bb3 Re2 43. e6 Bc5 44. h5 gxh5 45. g6 Be7 46. Rxe7 Re3+ 47. Kh4 Rxb3 48. Kg5 h4 49. Kh6 Rb8 50. Rh7+ Kg8 51. g7 Rb6 52. Rh8# {6} 1-0 [Event "Groningen Weekend & NOSBO PK"] [Site "Groningen"] [Date "2018.05.13"] [Round "6.11"] [White "Pham, Khoi"] [Black "Houtsma, Sybrand"] [Result "1-0"] [ECO "B92"] [WhiteElo "2001"] [BlackElo "1814"] [PlyCount "73"] [EventDate "2018.05.??"] 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nb3 Be6 8. O-O Be7 9. a4 d5 10. exd5 Nxd5 11. Bd2 O-O 12. Bf3 Nxc3 13. Bxc3 Qc7 14. Na5 Nc6 15. Nxc6 bxc6 16. Qe2 f6 17. a5 Bd5 18. Be4 Bd6 19. h3 f5 20. Bd3 f4 21. f3 Rf6 22. Kh1 Rh6 23. Bxa6 Qd7 24. Bd3 Bc5 25. Bc4 Re8 26. Bxd5+ cxd5 27. b4 Be3 28. Bd2 Rxh3+ 29. gxh3 Qxh3+ 30. Qh2 Qxh2+ 31. Kxh2 Bxd2 32. b5 Be3 33. b6 Re6 34. Rfe1 e4 35. fxe4 dxe4 36. Rxe3 fxe3 37. b7 {27} 1-0 [Event "Groningen Weekend & NOSBO PK"] [Site "Groningen"] [Date "2018.05.13"] [Round "6.12"] [White "Van de Poel, Taco"] [Black "Geurink, Jasper"] [Result "0-1"] [ECO "C02"] [WhiteElo "1899"] [BlackElo "2361"] [PlyCount "92"] [EventDate "2018.05.??"] 1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Nge7 6. Na3 cxd4 7. cxd4 Nf5 8. Nc2 Be7 9. Bd3 Bd7 10. Rb1 a5 11. O-O Nb4 12. Bxf5 exf5 13. Nxb4 axb4 14. a3 Be6 15. axb4 Bxb4 16. Bd2 Be7 17. Qb3 Qd7 18. Rfc1 h6 19. Rc2 O-O 20. Rbc1 Rfc8 21. Rxc8+ Rxc8 22. Rxc8+ Qxc8 23. Qc3 Qxc3 24. bxc3 g5 25. Ne1 f4 26. Nd3 Kg7 27. f3 f6 28. Bc1 fxe5 29. Nxe5 Kf6 30. h3 Bd6 31. Ng4+ Bxg4 32. hxg4 Ke6 33. Kf1 Kd7 34. Ke2 Kc6 35. Kd3 Kb5 36. Bb2 Ka4 37. c4 Kb3 38. c5 Bxc5 39. dxc5 Kxb2 40. Kd4 Kb3 41. Kxd5 Kc3 42. Ke6 Kd4 43. Kf6 Kxc5 44. Kg6 b5 45. Kxh6 b4 46. Kxg5 b3 0-1 [Event "Groningen Weekend & NOSBO PK"] [Site "Groningen"] [Date "2018.05.13"] [Round "7.1"] [White "Maatman, Nick"] [Black "Van Foreest, Lucas"] [Result "0-1"] [ECO "D39"] [WhiteElo "2354"] [BlackElo "2474"] [PlyCount "78"] [EventDate "2018.05.??"] 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Bg5 Bb4+ 5. Nc3 dxc4 6. e4 h6 7. Bxf6 Qxf6 8. Bxc4 c5 9. O-O O-O 10. e5 Qd8 11. a3 Bxc3 12. bxc3 cxd4 13. cxd4 Nc6 14. Qd3 Ne7 15. Qe4 Bd7 16. Bd3 g6 17. Qf4 Bc6 18. Rad1 Kh7 19. h4 Nf5 20. Be4 Rc8 21. Rb1 Qd7 22. Rfc1 Bxe4 23. Qxe4 b6 24. h5 gxh5 25. Rd1 Rc4 26. Rb4 Rfc8 27. Qb1 Rxb4 28. axb4 Qd5 29. Nh4 Rg8 30. f3 Kh8 31. Nxf5 Qxf3 32. Nh4 Qe3+ 33. Kf1 Qg3 34. Qe4 Rg4 35. Qe1 Qh2 36. d5 Qh1+ 37. Kf2 Qxh4+ 38. Kg1 Qxe1+ 39. Rxe1 exd5 0-1 [Event "Groningen Weekend & NOSBO PK"] [Site "Groningen"] [Date "2018.05.13"] [Round "7.2"] [White "Rubingh, Otto"] [Black "Ernst, Sipke"] [Result "0-1"] [ECO "E61"] [WhiteElo "2146"] [BlackElo "2541"] [PlyCount "64"] [EventDate "2018.05.??"] 1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 O-O 5. Bg5 c5 6. Qd2 cxd4 7. Nxd4 Qa5 8. Nb3 Qb4 9. Bxf6 exf6 10. Nd5 Qxd2+ 11. Nxd2 Nc6 12. e3 f5 13. O-O-O d6 14. Be2 Rd8 15. Nf3 Rb8 16. Rd2 b6 17. Rhd1 Rb7 18. Kb1 h6 19. Nd4 Ne5 20. h3 Kf8 21. f4 Nd7 22. Bf3 Nc5 23. Nc3 Rbd7 24. g4 fxg4 25. hxg4 Re8 26. Bc6 Rxe3 27. Bxd7 Bxd7 28. f5 gxf5 29. Nxf5 Bxf5+ 30. gxf5 Bxc3 31. Rxd6 Be5 32. Rxh6 Kg7 0-1 [Event "Groningen Weekend & NOSBO PK"] [Site "Groningen"] [Date "2018.05.13"] [Round "7.3"] [White "De Boer, Eelke"] [Black "Elgersma, Simon"] [Result "1/2-1/2"] [ECO "C12"] [WhiteElo "2318"] [BlackElo "2239"] [PlyCount "96"] [EventDate "2018.05.??"] 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Bb4 5. e5 h6 6. Be3 Ne4 7. Qg4 Kf8 8. Nge2 c5 9. dxc5 Qa5 10. O-O-O Nxc3 11. Nxc3 Bxc3 12. bxc3 Nc6 13. Kd2 Nxe5 14. Qb4 Nc6 15. Qxa5 Nxa5 16. Rb1 f6 17. f4 g5 18. g3 Bd7 19. Be2 Ke7 20. Rhf1 Bc6 21. Rb4 Nc4+ 22. Bxc4 dxc4 23. Rfb1 e5 24. Rxc4 Rad8+ 25. Ke2 gxf4 26. gxf4 Rhg8 27. Rcb4 Rg2+ 28. Bf2 Rxh2 29. fxe5 fxe5 30. Rh4 Rg2 31. Rg1 Rxg1 32. Bxg1 Rh8 33. Rh5 Ke6 34. Be3 Kd5 35. Rxh6 Rg8 36. Rh4 Bb5+ 37. Kd1 a6 38. c4+ Bxc4 39. Rh7 Ke4 40. Kd2 Rd8+ 41. Kc3 Bxa2 42. Bg5 Rg8 43. Bf6 Bd5 44. Re7 Bc6 45. Rxe5+ Kf4 46. Re2 Rg3+ 47. Kb2 Kf5 48. Bd8 Rh3 1/2-1/2 [Event "Groningen Weekend & NOSBO PK"] [Site "Groningen"] [Date "2018.05.13"] [Round "7.4"] [White "Pel, Bonno"] [Black "Klapwijk, Bram"] [Result "1-0"] [ECO "A00"] [WhiteElo "2248"] [BlackElo "2203"] [PlyCount "165"] [EventDate "2018.05.??"] 1. g3 e5 2. Bg2 Nc6 3. d3 f5 4. Nf3 Nf6 5. O-O Be7 6. c4 O-O 7. Nc3 Kh8 8. a3 d6 9. b4 Qe8 10. Nd5 Nxd5 11. cxd5 Nd8 12. Bb2 Bd7 13. Rc1 Ba4 14. Qd2 c6 15. dxc6 bxc6 16. Ne1 Ne6 17. f4 exf4 18. gxf4 Bf6 19. Bxf6 Rxf6 20. Nf3 Qh5 21. Rf2 Re8 22. e3 Rg6 23. Kh1 Rh6 24. h3 Qf7 25. Kh2 Qb7 26. Ng1 Bb5 27. Ne2 d5 28. Ng3 Rf6 29. e4 dxe4 30. dxe4 Rd8 31. Qe3 fxe4 32. Nxe4 Rd3 33. Qe1 Rxf4 34. a4 Qb8 35. Kg1 Bxa4 36. Nc3 Rxf2 37. Qxf2 Qxb4 38. Nxa4 Qxa4 39. Rxc6 Qa1+ 40. Bf1 Rd8 41. Rxe6 h6 42. Ra6 Qe5 43. Rxa7 Qg5+ 44. Bg2 Rd1+ 45. Kh2 Qe5+ 46. Qg3 Qd4 47. Ra8+ Kh7 48. h4 Qg1+ 49. Kh3 Qd4 50. Ra3 Qd7+ 51. Kh2 Rd4 52. Re3 Rg4 53. Qe1 Qd8 54. Re4 Qd6+ 55. Kh3 Rg6 56. Qe3 Qd7+ 57. Kh2 Qd6+ 58. Qf4 Qxf4+ 59. Rxf4 Rf6 60. Be4+ Kg8 61. Rg4 g5 62. hxg5 hxg5 63. Rxg5+ Kf7 64. Kg3 Rf1 65. Ra5 Ke7 66. Bf3 Kf7 67. Ra6 Ke7 68. Kf4 Rf2 69. Ke3 Rf1 70. Be4 Kf7 71. Kd4 Rf2 72. Ke5 Kg7 73. Rg6+ Kf7 74. Rh6 Ke7 75. Bd3 Rf3 76. Bf5 Ra3 77. Rh7+ Kd8 78. Be6 Ra5+ 79. Kf6 Ra1 80. Rd7+ Ke8 81. Rd2 Rf1+ 82. Bf5 Rf3 83. Rc2 1-0 [Event "Groningen Weekend & NOSBO PK"] [Site "Groningen"] [Date "2018.05.13"] [Round "7.5"] [White "Geurink, Jasper"] [Black "Jelic, Bruno"] [Result "1-0"] [ECO "B07"] [WhiteElo "2361"] [BlackElo "2030"] [PlyCount "47"] [EventDate "2018.05.??"] 1. e4 g6 2. d4 Bg7 3. c3 d6 4. Nf3 Nf6 5. Bd3 O-O 6. O-O c5 7. dxc5 dxc5 8. Qe2 Nc6 9. h3 e5 10. Bg5 h6 11. Bxf6 Qxf6 12. Nbd2 g5 13. Nh2 Ne7 14. Ng4 Qc6 15. Rfe1 Ng6 16. g3 Qd7 17. Bb5 Qe6 18. Bc4 Qd7 19. Nf1 h5 20. Rad1 Qe7 21. Nge3 Bxh3 22. Qxh5 Bxf1 23. Rxf1 Nh8 24. Nf5 1-0 [Event "Groningen Weekend & NOSBO PK"] [Site "Groningen"] [Date "2018.05.13"] [Round "7.6"] [White "Rupert, Casper"] [Black "De Boer, Bas"] [Result "1-0"] [ECO "D43"] [WhiteElo "2036"] [BlackElo "2164"] [PlyCount "55"] [EventDate "2018.05.??"] 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. Bg5 h6 6. Bh4 g5 7. Bg3 dxc4 8. a4 Bb4 9. e3 b5 10. Nd2 Bxc3 11. bxc3 Bb7 12. h4 g4 13. e4 h5 14. e5 Nd5 15. Ne4 Qb6 16. Bxc4 bxc4 17. Rb1 Ke7 18. Rxb6 axb6 19. Qc1 Nd7 20. Qg5+ Kf8 21. O-O Ne7 22. Nf6 Nxf6 23. exf6 Nf5 24. Rb1 b5 25. axb5 cxb5 26. Rxb5 Ra1+ 27. Kh2 Nxg3 28. Qg7+ 1-0 [Event "Groningen Weekend & NOSBO PK"] [Site "Groningen"] [Date "2018.05.13"] [Round "7.7"] [White "Aden, Meino"] [Black "Nicolai, Amir"] [Result "0-1"] [ECO "A45"] [WhiteElo "1958"] [BlackElo "2065"] [PlyCount "88"] [EventDate "2018.05.??"] 1. d4 Nf6 2. Bf4 d5 3. e3 c5 4. Nc3 e6 5. Nb5 Na6 6. c3 Be7 7. h3 O-O 8. a4 Bd7 9. Nf3 c4 10. Be2 Bxb5 11. axb5 Nc7 12. Bxc7 Qxc7 13. O-O Ne4 14. Qa4 f6 15. Rfc1 Rfc8 16. Rc2 a6 17. Nd2 Nxd2 18. Rxd2 Qb6 19. b3 Qxb5 20. bxc4 dxc4 21. Qa2 Qb3 22. Bf3 Ra7 23. Rb1 Qxc3 24. Rc2 Qa3 25. Qxa3 Bxa3 26. Rxb7 Rxb7 27. Bxb7 Rc7 28. Bxa6 c3 29. Kf1 Bb2 30. Ke2 Kf7 31. Kd3 Ke7 32. e4 Kd6 33. f4 Ra7 34. Bc4 Ra1 35. Ke2 Rg1 36. Kf2 Rd1 37. d5 Rd4 38. Bb3 Rb4 39. Ba2 e5 40. Kf3 Kc5 41. Re2 exf4 42. Kxf4 Bc1+ 43. Kf5 Bd2 44. Ke6 c2 0-1 [Event "Groningen Weekend & NOSBO PK"] [Site "Groningen"] [Date "2018.05.13"] [Round "7.8"] [White "Clemens, Adrian"] [Black "Abma, Klaas"] [Result "1-0"] [ECO "A96"] [WhiteElo "2179"] [BlackElo "1909"] [PlyCount "73"] [EventDate "2018.05.??"] 1. d4 e6 2. c4 f5 3. g3 Nf6 4. Bg2 Be7 5. Nf3 O-O 6. O-O d6 7. Nc3 a5 8. Qd3 Nc6 9. e4 e5 10. dxe5 dxe5 11. Qxd8 Rxd8 12. Nh4 fxe4 13. Nxe4 Nxe4 14. Bxe4 Nd4 15. Nf3 Nxf3+ 16. Bxf3 c6 17. Be3 Be6 18. b3 a4 19. Be4 axb3 20. axb3 Bh3 21. Rfc1 Be6 22. Kf1 g6 23. Ke2 Bg4+ 24. f3 Bf5 25. Bb6 Rdc8 26. Rd1 Be6 27. Ba5 Bf5 28. Bc3 Bxe4 29. fxe4 Bf6 30. h4 Rd8 31. Rxa8 Rxa8 32. Rd7 Ra2+ 33. Kd3 Rg2 34. Be1 Rb2 35. Rxb7 g5 36. hxg5 Bxg5 37. Bc3 1-0 [Event "Groningen Weekend & NOSBO PK"] [Site "Groningen"] [Date "2018.05.13"] [Round "7.9"] [White "Seijen, Henk"] [Black "De Groot, Hendrik"] [Result "1/2-1/2"] [ECO "B07"] [WhiteElo "1806"] [BlackElo "2140"] [PlyCount "102"] [EventDate "2018.05.??"] 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Be3 Bg7 5. f3 O-O 6. Qd2 e5 7. dxe5 dxe5 8. O-O-O Qxd2+ 9. Rxd2 Be6 10. Bb5 Nbd7 11. Nge2 c6 12. Ba4 Nb6 13. Bb3 Nc4 14. Bxc4 Bxc4 15. Rhd1 b5 16. Kb1 a5 17. Nc1 Rfc8 18. Nd3 Nd7 19. Nc5 Nxc5 20. Bxc5 Be6 21. Be7 f6 22. Rd8+ Kf7 23. Rxc8 Rxc8 24. Bc5 a4 25. a3 h5 26. Na2 Rc7 27. Nb4 Rd7 28. Rxd7+ Bxd7 29. Kc1 Bh6+ 30. Kd1 Ke8 31. Ke2 Be6 32. b3 axb3 33. cxb3 Kd7 34. a4 Bxb3 35. a5 Bc4+ 36. Kd1 Kc7 37. a6 Be6 38. a7 Kb7 39. Nxc6 Bd7 40. Nb4 f5 41. Nd5 Bc6 42. Ne7 Bf8 43. Nxc6 Bxc5 44. Nxe5 fxe4 45. fxe4 g5 46. Nd3 Bxa7 47. Kc2 Kc6 48. Kb3 Bb8 49. h3 Bd6 50. g4 hxg4 51. hxg4 Be7 1/2-1/2 [Event "Groningen Weekend & NOSBO PK"] [Site "Groningen"] [Date "2018.05.13"] [Round "7.10"] [White "Keuning, Selwin"] [Black "Wolters, Vincent"] [Result "1-0"] [ECO "C48"] [WhiteElo "2013"] [BlackElo "1848"] [PlyCount "103"] [EventDate "2018.05.??"] 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 d6 5. d4 exd4 6. Nxd4 Bd7 7. f3 Be7 8. Be3 h6 9. Qd2 Ne5 10. Be2 a6 11. Nd5 Nc6 12. Nxe7 Qxe7 13. O-O-O d5 14. exd5 Nxd5 15. Bf2 O-O-O 16. Rhe1 Qg5 17. Bc4 Nb6 18. Qxg5 hxg5 19. Bxf7 Rxh2 20. Ne6 Rdh8 21. Rg1 Ne5 22. Nxg5 Nxf7 23. Nxf7 Rf8 24. Ne5 Bf5 25. Bg3 Rh6 26. Rge1 Nd7 27. Nxd7 Bxd7 28. Re7 Rg6 29. Rdxd7 Rxg3 30. Rxc7+ Kd8 31. Rxg7 Rxg2 32. Rxg2 Kxc7 33. Rf2 Kd6 34. Kd2 Ke5 35. Ke3 Kf5 36. Rd2 Re8+ 37. Kf2 Re7 38. c4 Kf4 39. b4 Rh7 40. a4 Rh2+ 41. Ke1 Rh1+ 42. Ke2 Rb1 43. Rd4+ Ke5 44. Re4+ Kf5 45. c5 Ra1 46. a5 Rb1 47. Kd3 Rd1+ 48. Kc4 Rd7 49. b5 Rd1 50. bxa6 bxa6 51. c6 Ra1 52. Kb4 1-0 [Event "Groningen Weekend & NOSBO PK"] [Site "Groningen"] [Date "2018.05.13"] [Round "7.11"] [White "Van Der Graaf, Jaap"] [Black "Kuitert, Christian"] [Result "0-1"] [ECO "C48"] [WhiteElo "1634"] [BlackElo "2009"] [PlyCount "64"] [EventDate "2018.05.??"] 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Nd4 5. Ba4 Bc5 6. O-O O-O 7. d3 d6 8. h3 c6 9. Nxd4 Bxd4 10. Ne2 Bb6 11. Bb3 h6 12. Ng3 Be6 13. Qf3 a5 14. c3 Kh7 15. Be3 Bc7 16. Bc2 g6 17. d4 d5 18. dxe5 Bxe5 19. Rad1 Qe7 20. Bd4 Bxd4 21. Rxd4 Rfd8 22. e5 Nd7 23. Re1 Kg7 24. Re3 c5 25. Rf4 d4 26. Re1 Ra6 27. Qe4 Nf8 28. Rf6 Bd5 29. Qh4 Rxf6 30. exf6+ Qxf6 31. Qg4 Qg5 32. Nf5+ gxf5 0-1 [Event "Groningen Weekend & NOSBO PK"] [Site "Groningen"] [Date "2018.05.13"] [Round "7.12"] [White "Hilwerda, Jonas"] [Black "Pham, Khoi"] [Result "1-0"] [ECO "A45"] [WhiteElo "2130"] [BlackElo "2001"] [PlyCount "77"] [EventDate "2018.05.??"] 1. d4 Nf6 2. Bf4 g6 3. Nc3 d5 4. e3 c6 5. Be2 Bg7 6. h4 h6 7. Nf3 Nbd7 8. Ne5 Ne4 9. Nxe4 Nxe5 10. dxe5 dxe4 11. Qxd8+ Kxd8 12. O-O-O+ Ke8 13. Rd4 Bf5 14. g4 Be6 15. Rhd1 f5 16. exf6 Bxf6 17. Rxe4 Bd5 18. Rb4 Bxh4 19. Rxb7 Bxf2 20. c4 Be6 21. Rh1 Kf7 22. Rxh6 Rxh6 23. Bxh6 Kf6 24. e4 Bb6 25. e5+ Kf7 26. Bg5 Re8 27. Bf3 Bxc4 28. Bxc6 Rc8 29. Rxe7+ Kf8 30. Bb7 Rc5 31. b4 Rb5 32. Bc6 Rxb4 33. Re8+ Kf7 34. Bd2 Bb5 35. Re7+ Kxe7 36. Bxb4+ Ke6 37. Bxb5 Kxe5 38. Bd2 Bd8 39. g5 1-0 your web browser and/or your host do not support iframes as required to display the chessboard; alternatively your wordpress theme might suppress the html iframe tag from articles or excerpts
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