Event: Round 4: Nathaniel Mathurin - Joshua Johnson
Date: 2023-07-03
White: Nathaniel Mathurin
Black: Joshua Johnson
Result: 0-1
ECO: D52
Opening: Queen's Gambit Declined: Cambridge Springs Defense
Variant: Standard

1. d4 { [%eval 0.0] [%clk 0:15:03] } 1... d5 { [%eval 0.27] [%clk 0:15:19] } 2. Nf3 { [%eval 0.28] [%clk 0:15:11] } 2... Nf6 { [%eval 0.25] [%clk 0:15:27] } 3. c4 { [%eval 0.16] [%clk 0:15:20] } 3... c6 { [%eval 0.38] [%clk 0:15:35] } 4. Nc3 { [%eval 0.31] [%clk 0:15:14] } 4... e6 { [%eval 0.2] [%clk 0:15:44] } 5. Bg5 { [%eval 0.12] [%clk 0:13:53] } 5... Nbd7 { [%eval 0.34] [%clk 0:15:53] } 6. e3 { [%eval 0.12] [%clk 0:13:27] } 6... Qa5 { [%eval 0.22] [%clk 0:16:01] } 7. Nd2 { [%eval 0.32] [%clk 0:13:01] } 7... Bb4 { [%eval 0.25] [%clk 0:16:02] } 8. Rc1 { [%eval 0.46] [%clk 0:12:38] } 8... Ne4 { [%eval 0.63] [%clk 0:16:02] } 9. Ndxe4 { [%eval 0.72] [%clk 0:10:36] } 9... dxe4 { [%eval 0.53] [%clk 0:16:11] } 10. Bh4 { [%eval 0.57] [%clk 0:10:43] } 10... Qxa2 { [%eval 0.67] [%clk 0:15:53] } 11. Qc2 { [%eval 0.66] [%clk 0:10:49] } 11... Nb6 { [%eval 0.61] [%clk 0:14:35] } 12. Qd2?? { [%eval -1.87] } { Blunder. Be2 was best. } { [%clk 0:09:05] } 12... Nxc4 { [%eval -2.01] [%clk 0:13:41] } 13. Bxc4 { [%eval -1.87] [%clk 0:09:12] } 13... Qxc4 { [%eval -1.81] [%clk 0:13:49] } 14. f3?! { [%eval -2.56] } { Inaccuracy. Qe2 was best. } { [%clk 0:08:18] } 14... exf3 { [%eval -2.18] [%clk 0:13:26] } 15. gxf3 { [%eval -2.31] [%clk 0:08:26] } 15... e5 { [%eval -2.13] [%clk 0:11:53] } 16. Qg2?! { [%eval -2.9] } { Inaccuracy. Rg1 was best. } { [%clk 0:07:52] } 16... Qd3 { [%eval -2.95] [%clk 0:12:00] } 17. Bf2?! { [%eval -4.39] } { Inaccuracy. Qe2 was best. } { [%clk 0:04:07] } 17... O-O { [%eval -4.25] [%clk 0:11:25] } 18. dxe5 { [%eval -4.94] [%clk 0:03:59] } 18... Rd8 { [%eval -4.87] [%clk 0:11:14] } 19. Bg1 { [%eval -4.94] [%clk 0:03:46] } 19... Bh3 { [%eval -4.95] [%clk 0:11:10] } 20. Qc2?? { [%eval #-1] } { Checkmate is now unavoidable. Qe2 was best. } { [%clk 0:03:47] } 20... Qf1# { [%clk 0:10:54] } 0-1