[Event "KNSB competitie 2025-2026"]
[Site "?"]
[Date "?"]
[Round "4"]
[White "Verhaeren, Gertjan"]
[Black "van Overdam, Julian"]
[Result "1/2-1/2"]
[PlyCount "144"]

1. Nf3 Nf6 2. g3 b6 3. Bg2 Bb7 4. O-O g6 5. b3 Bg7 6. Bb2 O-O 7. c4 c5 8. Nc3 Qc7 9. d4 cxd4 10. Qxd4 d6 11. Nd5 Qd8 12. Qd2 Ne4 13. Qc2 Bxb2 14. Qxb2 e6 15. Ne3 Qf6 16. Qxf6 Nxf6 17. Rfd1 Rd8 18. Nd4 Bxg2 19. Kxg2 Kf8 20. a4 a5 21. Nb5 Ke7 22. Ra2 Na6 23. Rad2 Ne8 24. Nc2 f5 25. Ncd4 Rdc8 26. Nf3 Rd8 27. Nfd4 Nb4 28. Nc2 Nxc2 29. Rxc2 Rd7 30. Rcd2 Rad8 31. f3 Nf6 32. Nc3 d5 33. cxd5 Nxd5 34. Nxd5+ Rxd5 35. Rxd5 exd5 36. Kf2 Ke6 37. Rc1 Kd6 38. Ke3 g5 39. h3 Re8+ 40. Kd3 f4 41. gxf4 gxf4 42. e4 fxe3 43. Re1 Kc5 44. Rxe3 Rf8 45. Ke2 Rf4 46. Rc3+ Kd6 47. Kf2 Rb4 48. Re3 h5 49. Rc3 Ke5 50. Re3+ Kf4 51. Rd3 Ke5 52. Re3+ Kd6 53. Rc3 b5 54. axb5 Rxb5 55. Re3 Rb4 56. Kg3 h4+ 57. Kf2 Rb8 58. Rd3 Rb4 59. Re3 Rb8 60. Rd3 Ke5 61. Re3+ Kd4 62. Ke2 Rg8 63. Rd3+ Ke5 64. Kf2 d4 65. Rd1 Rb8 66. Rg1 Rxb3 67. Rg5+ Kf6 68. Rxa5 Rb2+ 69. Ke1 Rb3 70. Rd5 Rxf3 71. Rxd4 Rxh3 72. Kf1 Ke5 1/2-1/2

[Event "KNSB competitie 2025-2026"]
[Site "?"]
[Date "?"]
[Round "4"]
[White "Kemner, Peter"]
[Black "Vincent, Gwijde"]
[Result "1/2-1/2"]
[PlyCount "119"]

1. Nf3 c5 2. g3 g6 3. Bg2 Bg7 4. O-O Nc6 5. e4 d6 6. c3 e5 7. d3 Nge7 8. Nbd2 Rb8 9. a4 a6 10. Nh4 g5 11. Nhf3 Ng6 12. Nc4 g4 13. Nfd2 h5 14. Ne3 Nce7 15. a5 Nc6 16. Ndc4 Be6 17. f4 exf4 18. Nf5 Bf8 19. Bxf4 Bxf5 20. exf5 Nxf4 21. Rxf4 Bh6 22. Bxc6+ bxc6 23. Re4+ Kf8 24. Nb6 Kg7 25. Qe2 Re8 26. Re1 Rxe4 27. Qxe4 d5 28. Qe5+ Kh7 29. f6 Kg6 30. Rf1 Bg5 31. Qf5+ Kh6 32. Qe5 Qe8 33. d4 cxd4 34. cxd4 Qxe5 35. dxe5 Be3+ 36. Kh1 Bxb6 37. axb6 Rxb6 38. e6 Kg6 39. e7 Rb8 40. Rf4 c5 41. Kg1 c4 42. Kf1 a5 43. Ke1 a4 44. Kd1 c3 45. bxc3 a3 46. Kc2 a2 47. Ra4 Kxf6 48. Rxa2 Kxe7 49. Ra5 Rd8 50. Kd3 Ke6 51. Kd4 f5 52. Ra7 h4 53. gxh4 Rh8 54. Ra6+ Ke7 55. Ke5 Rxh4 56. Kxf5 Rxh2 57. Kxg4 Rc2 58. Kf5 Rxc3 59. Ke5 Rc5 60. Ra7+ 1/2-1/2

[Event "KNSB competitie 2025-2026"]
[Site "?"]
[Date "?"]
[Round "4"]
[White "Liessens, Tom"]
[Black "de Wit, Michel"]
[Result "0-1"]
[PlyCount "108"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nge7 5. O-O g6 6. c3 Bg7 7. d4 b5 8. Bb3 d6 9. h3 O-O 10. a4 Bb7 11. Re1 h6 12. dxe5 dxe5 13. Qd4 Qd6 14. Qxd6 Rfe8 15. Qd8 Rexd8 16. axb5 axb5 17. Rxa8 Bxa8 18. Na3 Rb8 19. Bc2 Nc8 20. Be3 Nd6 21. Nd2 b4 22. Nac4 Nb5 23. Nb1 Nd6 24. Nbd2 Nb5 25. Nb1 Bb7 26. Ba4 Ba6 27. Rd1 Nd8 28. Na5 Nd6 29. Nc6 Nxc6 30. Bxc6 bxc3 31. bxc3 Be2 32. Re1 Bd3 33. Nd2 Rb2 34. Rc1 f5 35. exf5 gxf5 36. Nf3 Kf7 37. Bd5+ Kf6 38. Ne1 Bc4 39. Bxc4 Nxc4 40. Nd3 Rb5 41. Bc5 Kf7 42. Bb4 e4 43. Nc5 Bf8 44. Ne6 c5 45. Nd4 cxd4 46. Bxf8 Kxf8 47. cxd4 Nd6 48. g4 f4 49. Rc5 Rxc5 50. dxc5 Nf7 51. h4 Ke7 52. Kh2 Ke6 53. Kh3 Ne5 54. g5 h5 0-1

[Event "KNSB competitie 2025-2026"]
[Site "?"]
[Date "?"]
[Round "4"]
[White "Tinga, Tjerk"]
[Black "Arendse, Arjo"]
[Result "1-0"]
[PlyCount "71"]

1. c4 c5 2. g3 Nc6 3. Nc3 Nf6 4. Bg2 e6 5. e4 d6 6. Nge2 a6 7. O-O Be7 8. d4 Qc7 9. d5 Nd8 10. f4 e5 11. h3 O-O 12. Qd3 Bd7 13. a4 b6 14. Bd2 Nb7 15. g4 Na5 16. Rad1 Rab8 17. Ng3 Ne8 18. Nf5 Bd8 19. fxe5 dxe5 20. d6 Qb7 21. Be3 Nc6 22. Nd5 Be6 23. Rd2 Nd4 24. Bxd4 cxd4 25. b4 g6 26. Nfe7+ Kg7 27. c5 Bxd5 28. exd5 Bxe7 29. c6 Qa7 30. c7 Nxc7 31. dxe7 Rfe8 32. d6 Ne6 33. Bc6 a5 34. b5 f6 35. Rdf2 Nf4 36. Rxf4 1-0

[Event "KNSB competitie 2025-2026"]
[Site "?"]
[Date "?"]
[Round "4"]
[White "Zootjes, Aaron"]
[Black "Yang, Wang"]
[Result "1-0"]
[PlyCount "69"]

1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 Nc6 5. Nf3 Bg4 6. Be2 e6 7. O-O Nf6 8. Be3 cxd4 9. Nxd4 Bxe2 10. Qxe2 a6 11. Rd1 Rd8 12. Nd2 Be7 13. N2f3 O-O 14. Nb3 Qe4 15. h3 Nd5 16. Nfd2 Qc2 17. Rab1 Nxe3 18. Qxe3 Rd5 19. Qb6 Rb5 20. Qe3 Rd8 21. c4 Re5 22. Qf3 Bb4 23. Nf1 Rxd1 24. Qxd1 Qxc4 25. Ne3 Qb5 26. Qd7 h6 27. Qe8+ Bf8 28. Rd1 Nb4 29. Rd7 Nxa2 30. Qxf7+ Kh7 31. Rxb7 Qc6 32. Nd4 Qe4 33. Ng4 Rf5 34. Nxf5 Qxf5 35. Nf6+ 1-0

[Event "KNSB competitie 2025-2026"]
[Site "?"]
[Date "?"]
[Round "4"]
[White "Soerjadi, Kresna"]
[Black "Vincent, Ayla"]
[Result "1/2-1/2"]
[PlyCount "171"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Nd5 Be7 10. Bxf6 Bxf6 11. c3 Bg5 12. g3 O-O 13. Bg2 Ne7 14. O-O Bb7 15. Nxe7+ Qxe7 16. Qb3 Kh8 17. Rad1 Bc8 18. Nc2 Bg4 19. f3 Be6 20. Qa3 Bc4 21. f4 Bxf1 22. Rxf1 exf4 23. gxf4 Qa7+ 24. Kh1 Be7 25. Qb3 Rac8 26. Nb4 Bh4 27. Nd5 Qc5 28. Qd1 Rce8 29. Qh5 Bd8 30. f5 Bb6 31. b4 Qc6 32. f6 Re5 33. fxg7+ Kxg7 34. Qg4+ Kh8 35. Qh4 Rxd5 36. Qf6+ Kg8 37. exd5 Qe8 38. Qxd6 Qe3 39. Qf6 Bd8 40. Qxa6 Qxc3 41. Qxb5 Be7 42. Be4 Bxb4 43. Qe2 Qd4 44. Qg4+ Kh8 45. Qf5 Qg7 46. Rf3 Rg8 47. Rg3 Qh6 48. Qe5+ f6 49. Rxg8+ Kxg8 50. Qe6+ Kf8 51. Qc8+ Kf7 52. Qe6+ Kf8 53. Qc8+ Kf7 54. Qc6 Qf4 55. Qe6+ Kf8 56. Qf5 Qc1+ 57. Kg2 Qd2+ 58. Qf2 Qxf2+ 59. Kxf2 h6 60. Kf3 Ke7 61. Kg4 Bd2 62. Kf5 h5 63. Bf3 h4 64. h3 Be1 65. Ke4 Kd6 66. Bg4 Bc3 67. Be6 Be1 68. Kd4 Ba5 69. Kc4 Be1 70. a3 Bd2 71. Kd3 Ba5 72. Ke4 Be1 73. Kf5 Bc3 74. a4 Ke7 75. Kg6 Kd6 76. Kh5 Be1 77. a5 Bxa5 78. Kxh4 Ke5 79. Kg4 f5+ 80. Kf3 Kf6 81. Bc8 Bc7 82. Be6 f4 83. Kg4 Kg6 84. h4 Kh6 85. h5 Kh7 86. Bf5+ 1/2-1/2

[Event "KNSB competitie 2025-2026"]
[Site "?"]
[Date "?"]
[Round "4"]
[White "Dhuyvetter, Koen"]
[Black "Holwijn, Melvin"]
[Result "1-0"]
[PlyCount "107"]

1. e4 e5 2. Nf3 Nf6 3. Nc3 Bb4 4. d3 d5 5. exd5 Nxd5 6. Bd2 Nc6 7. Be2 O-O 8. O-O Nxc3 9. Bxc3 Bxc3 10. bxc3 Bf5 11. Nd2 Qd6 12. Bg4 Bg6 13. Bh5 f5 14. Rb1 b6 15. Nc4 Bxh5 16. Qxh5 Qf6 17. Qf3 Rae8 18. Rfe1 Re6 19. Qe2 Qh4 20. d4 Rh6 21. h3 exd4 22. cxd4 Nxd4 23. Qd3 Ne6 24. Ne5 Rd8 25. Qb3 Rd2 26. Nd3 Qf6 27. Nf4 Rd6 28. Re2 g5 29. Nxe6 Rxe6 30. Rbe1 Kf7 31. Rxe6 Qxe6 32. Rxe6 Rxe6 33. Kf1 a5 34. Qd5 Kf6 35. Qd8+ Re7 36. a4 f4 37. f3 Kf7 38. Qd5+ Kf6 39. Qg8 Rg7 40. Qf8+ Rf7 41. Qh6+ Kf5 42. Qh5 Kf6 43. c4 Rd7 44. Qh6+ Kf5 45. Qf8+ Ke6 46. Ke2 Re7 47. Kd3 Rf7 48. Qc8+ Kf6 49. Qh8+ Kg6 50. Qg8+ Kf6 51. c5 bxc5 52. Kc4 Rd7 53. Qf8+ Ke5 54. Qxc5+ 1-0

[Event "KNSB competitie 2025-2026"]
[Site "?"]
[Date "?"]
[Round "4"]
[White "Wortman, Rik"]
[Black "de Pooter, Ronald"]
[Result "1/2-1/2"]
[PlyCount "168"]

1. Nf3 Nf6 2. g3 b6 3. Bg2 Bb7 4. c4 c5 5. O-O e6 6. Nc3 d6 7. d4 cxd4 8. Nxd4 Bxg2 9. Kxg2 Qc7 10. b3 Qb7+ 11. Kg1 a6 12. e4 Be7 13. Qe2 O-O 14. f4 Nc6 15. Nxc6 Qxc6 16. Ba3 b5 17. e5 b4 18. exf6 Bxf6 19. Rad1 Bxc3 20. Bb2 Qc5+ 21. Kh1 Bxb2 22. Qxb2 a5 23. f5 a4 24. f6 axb3 25. fxg7 Rfd8 26. axb3 Qc6+ 27. Kg1 e5 28. Rd5 Qb6+ 29. Kh1 Qe3 30. Qc2 Qg5 31. c5 dxc5 32. Qxc5 Rxd5 33. Qxd5 Ra7 34. Qc5 Qe7 35. Qc8+ Kxg7 36. Qg4+ Kf8 37. Qc8+ Qe8 38. Qc5+ Qe7 39. Qc8+ Qe8 40. Qc5+ Re7 41. Qxb4 Qa8+ 42. Kg1 Qa7+ 43. Kh1 Qe3 44. Qh4 h6 45. Qf6 Qe4+ 46. Kg1 Qh7 47. Qd6 Qg7 48. Rc1 Qg5 49. Rc8+ Kg7 50. Kg2 Ra7 51. Qf8+ Kg6 52. Rc2 Kh7 53. Qc5 Ra1 54. Qd5 Qe7 55. Rf2 Kg7 56. Re2 f6 57. Qe4 Qd7 58. Rf2 Rd1 59. b4 Rd4 60. Qf3 Qe6 61. Rb2 e4 62. Qf4 Qd5 63. Qe3 Rd3 64. Qc5 Qd7 65. Re2 Rd2 66. Qe3 Rd4 67. b5 Qxb5 68. Rf2 Qd5 69. Rc2 Rd3 70. Qf4 h5 71. Re2 e3+ 72. Qf3 Qe5 73. Qb7+ Kg6 74. Qa8 Qe6 75. Qf3 f5 76. Qf4 Qd5+ 77. Qf3 Qe4 78. Qxe4 fxe4 79. h3 Kg5 80. Kf1 h4 81. gxh4+ Kf4 82. h5 Kf3 83. h6 Rd1+ 84. Re1 e2+ 1/2-1/2