Event: Tata Steel Chess Qualifiers
Site: Wijk aan Zee, Netherlands
Date: 2020-01-19
White: Pijpers, Arthur
Black: De Boer, Eelke
Result: 1-0
ECO: B94
Opening: Sicilian Defense: Najdorf Variation
Variant: Standard

1. e4 { [%eval 0.24] [%clk 1:40:57] } 1... c5 { [%eval 0.2] [%clk 1:40:48] } 2. Nf3 { [%eval 0.21] [%clk 1:41:23] } 2... d6 { [%eval 0.26] [%clk 1:41:12] } 3. d4 { [%eval 0.17] [%clk 1:41:51] } 3... cxd4 { [%eval 0.16] [%clk 1:41:33] } 4. Nxd4 { [%eval 0.11] [%clk 1:42:17] } 4... Nf6 { [%eval 0.37] [%clk 1:41:52] } 5. Nc3 { [%eval 0.25] [%clk 1:42:44] } 5... a6 { [%eval 0.29] [%clk 1:42:13] } 6. Bg5 { [%eval 0.0] [%clk 1:43:10] } 6... Nbd7 { [%eval 0.3] [%clk 1:42:36] } 7. f4 { [%eval 0.0] [%clk 1:43:36] } 7... Qa5 { [%eval 0.45] [%clk 1:42:55] } 8. Qd3 { [%eval 0.32] [%clk 1:44:01] } 8... h6 { [%eval 0.63] [%clk 1:35:29] } 9. Bxf6 { [%eval 0.57] [%clk 1:44:26] } 9... Nxf6 { [%eval 0.49] [%clk 1:35:48] } 10. f5 { [%eval 0.04] [%clk 1:44:53] } 10... b5? { [%eval 1.26] } { Mistake. Best move was e5. } { [%clk 1:18:43] } 11. O-O-O { [%eval 1.02] [%clk 1:31:14] } 11... b4 { [%eval 0.92] [%clk 1:12:11] } 12. Qc4 { [%eval 0.94] [%clk 1:03:08] } 12... Bb7 { [%eval 1.38] [%clk 1:03:00] } 13. Nc6 { [%eval 1.22] [%clk 1:01:12] } 13... Qc5?! { [%eval 1.95] } { Inaccuracy. Best move was Qc7. } { [%clk 1:03:16] } 14. Qxc5 { [%eval 2.07] [%clk 0:51:00] } 14... dxc5 { [%eval 1.82] [%clk 1:03:40] } 15. Nb5 { [%eval 1.95] [%clk 0:51:26] } 15... axb5 { [%eval 1.81] [%clk 0:50:50] } 16. Bxb5 { [%eval 1.79] [%clk 0:51:46] } 16... e5 { [%eval 1.88] [%clk 0:50:44] } 17. Na5+ { [%eval 1.78] [%clk 0:47:38] } 17... Ke7 { [%eval 1.97] [%clk 0:50:58] } 18. Nxb7 { [%eval 2.13] [%clk 0:48:03] } 18... g5 { [%eval 2.22] [%clk 0:45:45] } 19. Nxc5 { [%eval 1.7] [%clk 0:18:32] } 19... Bg7? { [%eval 3.58] } { Mistake. Best move was Rxa2. } { [%clk 0:38:30] } 20. Na6 { [%eval 3.64] [%clk 0:16:44] } 20... Nxe4?! { [%eval 5.4] } { Inaccuracy. Best move was Rxa6. } { [%clk 0:35:11] } 21. Nxb4?! { [%eval 4.12] } { Inaccuracy. Best move was Rd7+. } { [%clk 0:16:16] } 21... Rhc8 { [%eval 5.04] [%clk 0:19:27] } 22. Nd5+ { [%eval 4.27] [%clk 0:14:14] } 22... Kf8 { [%eval 4.12] [%clk 0:19:32] } 23. Nb6 { [%eval 3.35] [%clk 0:14:37] } 23... Nf2 { [%eval 3.41] [%clk 0:17:09] } 24. a4 { [%eval 3.27] [%clk 0:13:17] } 24... Nxh1 { [%eval 3.33] [%clk 0:15:03] } 25. Rxh1 { [%eval 3.43] [%clk 0:13:40] } 25... Ke7 { [%eval 3.45] [%clk 0:14:08] } 26. Rd1 { [%eval 3.39] [%clk 0:13:10] } 26... Rcb8?! { [%eval 4.35] } { Inaccuracy. Best move was e4. } { [%clk 0:13:40] } 27. Rd7+ { [%eval 4.34] [%clk 0:11:20] } 27... Kf6 { [%eval 4.27] [%clk 0:13:57] } 28. Nxa8 { [%eval 4.14] [%clk 0:11:36] } 28... Rxa8 { [%eval 4.28] [%clk 0:14:21] } 29. g4 { [%eval 4.14] [%clk 0:10:21] } 29... Bf8 { [%eval 4.03] [%clk 0:14:01] } 30. Kd2 { [%eval 3.88] [%clk 0:10:03] } 30... h5 { [%eval 4.24] [%clk 0:13:40] } 31. h3 { [%eval 4.35] [%clk 0:09:22] } 31... hxg4 { [%eval 4.23] [%clk 0:13:17] } 32. hxg4 { [%eval 4.28] [%clk 0:09:48] } 32... e4 { [%eval 4.02] [%clk 0:13:37] } 33. Rd5 { [%eval 3.91] [%clk 0:05:58] } 33... Bb4+?! { [%eval 5.12] } { Inaccuracy. Best move was Rc8. } { [%clk 0:11:44] } 34. c3 { [%eval 5.04] [%clk 0:05:28] } 34... Ba5 { [%eval 4.89] [%clk 0:12:09] } 35. Ke3 { [%eval 4.83] [%clk 0:05:41] } 35... Rd8? { [%eval 11.47] } { Mistake. Best move was Bb6+. } { [%clk 0:11:47] } 36. Rxd8 { [%eval 10.29] [%clk 0:05:57] } 36... Bxd8 { [%eval 9.38] [%clk 0:12:11] } 37. Kxe4 { [%eval 7.87] [%clk 0:06:24] } 1-0