WORLDBASE
10 games / 10 parties
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2023.05.18
Groninger Combinatie Open
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| 951108 | Niemeijer, Leon (1903) | Kardoeus, David (2158) | 0-1 | |
| 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 O-O 5. g3 d6 6. Bg2 c5 7. O-O Nc6 8. d5 Na5 9. Qd3 a6 10. Rb1 b5 11. cxb5 axb5 12. Qxb5 Bf5 13. Ra1 Qc7 14. e4 Nxe4 15. Nxe4 Bxe4 16. Qe2 Bxd5 17. Nd2 Bxg2 18. Kxg2 Rfb8 19. Rb1 c4 20. b4 cxb3 21. axb3 Qc2 22. b4 Nc6 23. b5 d5 24. Qf3 Ne5 25. Qxd5 Rd8 26. Qe4 Qa2 27. Bb2 Ra4 28. Qc2 Qd5+ 29. Kh3 Ra2 30. Qb3 Qd7+ 31. Kg2 Qb7+ 32. Kh3 Qc8+ 33. Kg2 Qa8+ 34. Kh3 Rxd2 35. b6 Qc8+ 36. Kg2 Qb7+ 37. Kh3 0-1 | ||||
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2022.10.22
25th Hoogeveen Open 2022
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| 1149704 | Niemeijer, Leon (1841) | Van de Poel, T (1881) | 1-0 | |
| 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. g3 Bg7 6. Bg2 Nxc3 7. bxc3 c5 8. Nf3 O-O 9. O-O Nc6 10. Bb2 Rb8 11. e3 Na5 12. Qe2 b5 13. Ba3 b4 14. cxb4 cxb4 15. Rfb1 Qd6 16. Qe1 Nc6 17. Bb2 a5 18. a3 Rd8 19. axb4 axb4 20. Nd2 f5 21. Rc1 Bb7 22. Nb3 Rdc8 23. Nc5 e6 24. Nxb7 Rxb7 25. Ra6 Rbc7 26. Raxc6 Rxc6 27. Rxc6 Rxc6 28. Bxc6 Qxc6 29. Qxb4 h5 30. h4 Bf8 31. Qb8 Kf7 32. Qa7+ Kg8 33. Qb8 Kf7 34. Qb3 Be7 35. Qc3 Qxc3 36. Bxc3 Ba3 37. f3 Be7 38. Ba5 g5 39. hxg5 Bxg5 40. Kf2 h4 41. g4 fxg4 42. fxg4 Kg6 43. Bc7 Be7 44. Bf4 Bd8 45. Kg2 Be7 46. Kh3 Bf6 47. Bh2 Bg5 48. Bf4 Be7 49. e4 Bf6 50. Be3 Be7 51. Bf2 Bf6 52. d5 exd5 53. exd5 Kf7 54. Bxh4 Bg7 55. d6 Ke6 56. Be7 Kf7 57. Kh4 Ke6 58. Kh5 Kf7 59. g5 Ke6 60. Kg6 1-0 | ||||
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2022.10.21
25th Hoogeveen Open 2022
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| 1149671 | Selten, Ton (1809) | Niemeijer, Leon (1841) | 0-1 | |
| 1. e4 e6 2. d3 d5 3. Nd2 Nf6 4. Ngf3 b6 5. g3 dxe4 6. dxe4 Bb7 7. Qe2 Nbd7 8. Bg2 g6 9. O-O Bg7 10. c3 O-O 11. h4 e5 12. Nh2 Nc5 13. b3 Re8 14. Ba3 Qd3 15. Rfe1 Qxc3 16. Nc4 Qd3 17. Qb2 Qd4 18. Bxc5 Qxc5 19. Rac1 Qe7 20. f3 Rad8 21. Bh3 c5 22. Nf1 Nd7 23. Nfe3 Nf8 24. Rcd1 Ne6 25. Nd5 Bxd5 26. exd5 Nd4 27. Qf2 Rxd5 28. f4 e4 29. Kh1 f5 30. Ne3 Rdd8 31. g4 Nf3 32. gxf5 Nxe1 33. fxg6 Rxd1 34. gxh7+ Kxh7 35. Nxd1 Nf3 36. Qg2 Qxh4 37. Ne3 Bd4 38. Nf5 Qe1+ 0-1 | ||||
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2022.10.20
25th Hoogeveen Open 2022
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| 1149617 | Niemeijer, Leon (1841) | Klaren, Oscar (2003) | 0-1 | |
| 1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6 7. f4 Bg7 8. Bb5+ Nfd7 9. a4 O-O 10. Nf3 Na6 11. O-O Nb4 12. Re1 a6 13. Bf1 Re8 14. Be3 Nf6 15. Bf2 Bg4 16. Rc1 Nd7 17. h3 Bxf3 18. Qxf3 b6 19. Bc4 Ra7 20. Kh1 h6 21. g3 Kh7 22. Red1 Ra8 23. Rd2 Rb8 24. Qg2 Qe7 25. Kh2 g5 26. Re1 Qf8 27. Qf3 f5 28. exf5 Qxf5 29. Ne4 Ne5 30. Qe2 Nxc4 31. Qxc4 b5 32. Nxd6 bxc4 33. Nxf5 Rxe1 34. Bxe1 Nd3 35. Nxg7 Nxe1 36. Re2 Nf3+ 37. Kg2 Nd4 38. Re7 Rxb2+ 39. Kf1 c3 40. Ne6+ Kg8 41. Nxc5 c2 42. Re1 Rb1 43. Nd3 Rd1 44. d6 Rxd3 45. d7 Nc6 46. Ke2 Rxd7 47. Rc1 Nd4+ 48. Ke3 gxf4+ 49. gxf4 Kf7 50. a5 Kf6 51. Ke4 h5 52. h4 Rd8 53. f5 Rd7 54. Rg1 Ne2 55. Rg6+ Kf7 56. Rh6 c1=Q 57. Rh7+ Kf6 58. Rxd7 Qc6+ 59. Rd5 Nc3+ 0-1 | ||||
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2022.10.19
25th Hoogeveen Open 2022
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| 1149538 | Niemeijer, Leon (1841) | Warnk, T (1709) | 1-0 | |
| 1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 c5 5. cxd5 Nxd5 6. Nc3 Nc6 7. dxc5 Bxc5 8. Nxd5 Qxd5 9. Qxd5 exd5 10. a3 O-O 11. Bg2 Re8 12. b4 Bb6 13. Ra2 Be6 14. O-O Rad8 15. Rd2 h6 16. Bb2 Bg4 17. Rfd1 Be6 18. Nd4 Bg4 19. Nf3 Re7 20. h3 Be6 21. e3 Red7 22. Ne5 Nxe5 23. Bxe5 f6 24. Bd4 Bxd4 25. Rxd4 Kf7 26. g4 Ke7 27. f4 g6 28. Kf2 Rc8 29. Bxd5 Rc2+ 30. Kf3 Rc3 31. Bxe6 Rxd4 32. Rxd4 Kxe6 33. a4 Ra3 34. b5 Ra2 35. Re4+ Kd6 36. Rd4+ Ke6 37. Re4+ Kd6 38. f5 gxf5 39. gxf5 h5 40. Re6+ Kd5 41. Rxf6 Ke5 42. Re6+ Kxf5 43. Re4 Rh2 44. Rf4+ Kg5 45. Kg3 Re2 46. h4+ Kg6 47. Kf3 Ra2 48. Rd4 Kf6 49. Ke4 Ke6 50. Kf4 Rf2+ 51. Kg5 Rf5+ 52. Kg6 Re5 53. Rd8 Ke7 54. Rb8 b6 55. Rb7+ Kd6 56. Rxa7 Rxe3 57. Kxh5 Rg3 58. Kh6 Rg4 59. h5 Kc5 60. Kh7 Rg5 61. h6 Kb4 62. Ra6 Kc5 63. Kh8 Rg4 64. h7 Rg6 65. a5 Rd6 66. Rxb6 Rd8+ 67. Kg7 Rd7+ 68. Kg6 Rd8 69. Rb7 Kb4 70. Kg7 Kxa5 71. h8=Q 1-0 | ||||
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2022.10.19
25th Hoogeveen Open 2022
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| 1149569 | Reulink, Fred (1983) | Niemeijer, Leon (1841) | 1-0 | |
| 1. c4 Nf6 2. g3 g6 3. Bg2 Bg7 4. Nc3 O-O 5. b3 e5 6. Bb2 c6 7. e4 Re8 8. Nge2 b6 9. O-O Bb7 10. d4 exd4 11. Nxd4 c5 12. Ndb5 Nxe4 13. Bxe4 Bxe4 14. Nd6 Bxc3 15. Bxc3 Bf5 16. Qd5 Re6 17. Nxf5 Nc6 18. Nh6+ Kf8 19. Rad1 Ke8 20. Rfe1 Qe7 21. Rxe6 fxe6 22. Qf3 e5 23. Bxe5 Rc8 24. Bd6 Qg7 25. Re1+ 1-0 | ||||
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2022.10.18
25th Hoogeveen Open 2022
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| 1149485 | Labruyere, Roger (2063) | Niemeijer, Leon (1841) | 1-0 | |
| 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Be3 e5 7. d5 a5 8. g4 Na6 9. h4 Nc5 10. f3 h5 11. g5 Nfd7 12. Nh3 Nb6 13. Kf1 Nbd7 14. Kg2 b6 15. b3 Bb7 16. a3 Na6 17. Qc2 Re8 18. Nf2 Qe7 19. Nd3 Ndc5 20. Rhb1 Nxd3 21. Bxd3 Nc5 22. Bf1 Bc8 23. b4 Nb7 24. Kh2 f5 25. Bh3 f4 26. Bxc8 Rexc8 27. Bg1 Bf8 28. Qg2 Qd7 29. Qh3 Qxh3+ 30. Kxh3 Kf7 31. Nd1 a4 32. Nb2 Be7 33. Nd3 Rf8 34. Ra2 Kg8 35. Rc2 Rfb8 36. Rbc1 Kf8 37. c5 bxc5 38. bxc5 Ra5 39. Rb1 Raa8 40. Rcb2 dxc5 41. Nxe5 Nd6 42. Rxb8+ Rxb8 43. Rxb8+ Kg7 44. Bxc5 1-0 | ||||
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2022.10.17
25th Hoogeveen Open 2022
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| 1149427 | Niemeijer, Leon (1841) | Dehn, M (2098) | 1/2-1/2 | |
| 1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 Bxd2+ 5. Qxd2 O-O 6. Bg2 d6 7. Nf3 Qe7 8. Nc3 c6 9. d5 exd5 10. cxd5 c5 11. O-O Bd7 12. Qd3 Na6 13. e4 Rab8 14. a4 Nb4 15. Qe2 b6 16. Rfe1 Rfe8 17. Nh4 a6 18. b3 Qe5 19. Rac1 Qh5 20. Qxh5 Nxh5 21. Bf1 g5 22. Nf3 f6 23. Nd2 b5 24. a5 Kg7 25. f3 Re7 26. Kf2 Rbe8 27. Be2 Kg6 28. Nf1 Ng7 29. g4 h5 30. h3 Re5 31. Ne3 Kf7 32. Bf1 Rh8 33. Kg2 Ne8 34. Ne2 Nd3 35. Ng3 Nxe1+ 36. Rxe1 Ng7 37. Rc1 Ree8 38. Be2 Rh6 39. Bf1 Reh8 40. Rc2 hxg4 41. hxg4 Rh2+ 42. Kg1 Rxc2 43. Nxc2 Rc8 44. Ne3 Ke7 45. Kf2 Rh8 46. Kg2 Ne8 47. Be2 Nc7 48. Ngf1 b4 49. Bc4 Nb5 50. Nd2 Nd4 51. Ndf1 Bb5 52. Nd2 Kd7 53. Kg1 Kc7 54. Kg2 Bd7 55. Ndf1 Nb5 56. Nd2 Na3 57. Kg1 Rb8 58. Be2 Nb5 59. Bc4 Nd4 60. Bd3 Bb5 61. Bc4 Kb7 62. Kg2 Ka7 63. Kg1 Be8 64. Bd3 Kb7 65. Kg2 Kc7 66. Kg1 Nb5 67. Kg2 Na3 68. Kf2 Bb5 69. Bc4 Bd7 70. Bd3 Rb5 71. Nec4 Rb8 72. Ne3 Rb5 1/2-1/2 | ||||
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2022.10.16
25th Hoogeveen Open 2022
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| 1156111 | Van de Mheen, Steven (1473) | Niemeijer, Leon (1841) | 0-1 | |
| 1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Nc6 5. Bf4 Bd6 6. Bxd6 Qxd6 7. c3 Bg4 8. Be2 Nge7 9. h3 Bf5 10. Bd3 Bxd3 11. Qxd3 Qe6+ 12. Qe2 Qxe2+ 13. Kxe2 O-O-O 14. Re1 f6 15. Nbd2 Rhe8 16. Kd3 Nf5 17. g4 Nd6 18. Rxe8 Rxe8 19. Re1 Ne7 20. b3 Kd7 21. c4 dxc4+ 22. bxc4 c6 23. Rb1 Ng6 24. c5 Nf4+ 25. Kc2 Nb5 26. Rb3 Nxh3 27. a4 Nc7 28. Rxb7 Kc8 29. Rb1 Nxf2 30. g5 Ne4 31. gxf6 Nxd2 32. Kxd2 gxf6 33. Rh1 Re7 34. Nh4 Ne8 35. Nf5 Rf7 36. Re1 Kd7 37. Kd3 h5 38. Rh1 Rh7 39. Ke4 Nc7 40. Ne3 Ke6 41. Ng2 f5+ 42. Kf3 Nd5 43. a5 Kf6 44. Ke2 Kg5 45. Kf3 h4 46. Rg1 Kf6 47. Nf4 Nxf4 48. Kxf4 h3 49. Rh1 h2 50. a6 Ke6 51. Kg5 Kd5 52. Kxf5 Kxd4 53. Kg4 Kxc5 54. Kg3 Kb6 55. Kg2 c5 0-1 | ||||
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2022.10.15
25th Hoogeveen Open 2022
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| 1156034 | Niemeijer, Leon (1841) | Duchene, R (2170) | 0-1 | |
| 1. d4 d5 2. c4 e6 3. Nf3 c5 4. cxd5 exd5 5. g3 Nc6 6. Bg2 Nf6 7. Nc3 Be7 8. O-O O-O 9. dxc5 Bxc5 10. Bg5 d4 11. Bxf6 Qxf6 12. Ne4 Qe7 13. Nxc5 Qxc5 14. Rc1 Qb6 15. Qd2 Bf5 16. b3 Rfe8 17. Qf4 Bg6 18. Rfe1 Re4 19. Qd2 Re7 20. Rc4 Rd8 21. Rd1 d3 22. e3 Be4 23. Ne1 Bxg2 24. Kxg2 Ne5 25. Rc3 Qg6 26. Qc1 h5 27. Nxd3 Qe4+ 28. Kf1 Qh1+ 29. Ke2 Qf3+ 30. Ke1 Red7 31. Qc2 Qh1+ 32. Ke2 Qxh2 33. Rc8 Ng4 34. Rxd8+ Rxd8 35. Rf1 Re8 36. Kf3 Nxe3 37. Qe2 Qg2+ 38. Kf4 Nd5+ 0-1 | ||||