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Alan M Byron vs Heimir Pall Ragnarsson
Reykjavik Open (2011), Reykjavik ISL, rd 1, Mar-09
English Opening: King's English Variation. General (A20)  ·  1-0

8
7
6
5
4
3
2
a
1
b
c
d
e
f
g
h
White to move.
ANALYSIS [x]
Notes by Stockfish 11 (minimum 6s/ply)better is 6...g6 = +0.30 (27 ply) ⩲ +0.87 (22 ply)better is 8.O-O Nb4 9.a3 Na6 10.Nd5 c6 11.Nxe7+ Qxe7 12.b4 Bd7 ⩲ +0.82 (26 ply)= +0.24 (22 ply) after 8...Qe8 9.O-O Bd8 10.f4 Ne7 11.c5 Nc6 12.fxe5 dxe5 better is 9.Bd2 Nb8 10.O-O c6 11.b4 Be6 12.b5 Qc7 13.Rc1 Bf7 ⩲ +0.61 (27 ply) 9...Nb8 10.f4 c6 11.b3 Qe8 12.Bb2 Be6 13.d4 e4 14.d5 Bd7 = 0.00 (30 ply) ⩲ +0.81 (29 ply)better is 10...Qe8 11.f4 Nd8 12.Qc2 c6 13.Na4 Be6 14.c5 dxc5 = +0.33 (27 ply)better is 11.Qc2 Qb8 12.h3 Nd8 13.b4 axb4 14.axb4 Rxa1 15.Rxa1 c6 ⩲ +0.95 (28 ply)better is 11...Qe8 12.Qc2 Nd8 13.f4 Rc8 14.b3 Ra8 15.Nd5 Nxd5 = +0.40 (28 ply) ⩲ +1.11 (28 ply) 13.Nd5 a4 14.Bc3 Re8 15.Qd2 Qb8 16.Rb1 Qa7 17.b4 axb3 ⩲ +1.02 (26 ply)= +0.25 (24 ply) 14.b4 axb4 15.axb4 Ng6 16.Qb3 c6 17.h3 Bb6 18.Kh2 Re8 ⩲ +0.69 (25 ply)= -0.31 (32 ply) 16...bxc6 17.Na4 Bc7 18.c5 Nfd5 19.cxd6 Bxd6 20.Nc5 Qe8 = 0.00 (30 ply) ⩲ +0.98 (30 ply)better is 17...Bb6 18.Ncb5 Bxb5 19.Nxb5 Qe6 20.Re1 Rac8 21.Bc3 d5 = +0.28 (30 ply) 18.Re1 Be8 19.Ndb5 Bh5 20.Qc2 d5 21.Qb2 dxc4 22.bxc4 Qd7 ⩲ +1.02 (30 ply) 18...d5 19.Qe2 dxc4 20.bxc4 Be6 21.c5 Qd7 22.Nd4 Bf7 = +0.19 (32 ply) 19.Re1 d5 20.Bh3 dxc4 21.bxc4 Nc8 22.Na4 Nb6 23.Nc5 Bxb5 ⩲ +1.30 (28 ply) 19...d5 20.Bh3 dxc4 21.bxc4 Be8 22.c5 b6 23.Nd6 Bh5 = 0.00 (30 ply) 20.Nd4 Bb6 21.Ncb5 Be8 22.Bh3 a4 23.bxa4 Rxa4 24.Bb4 Bc5 ⩲ +1.37 (30 ply) 20...Bb6 21.Qd1 = +0.33 (34 ply) ⩲ +1.42 (31 ply) 24.Rb1 Ne8 25.Ncb5 Ra2 26.Rfc1 Bxb5 27.Nxb5 bxc5 28.Nc3 ⩲ +1.19 (29 ply)= +0.29 (33 ply) 25...Bxb5 26.Nxb5 Ra2 27.Rfd1 Nc6 28.Bf1 Nb4 29.Ra1 Rxa1 = +0.24 (31 ply) ⩲ +1.14 (32 ply) after 26.Rfd1 Bxb5 27.Qxb5 Qxb5 28.Nxb5 Nc6 29.Bc3 Ba5 30.Ra1 27...Ba5 28.Rxb2 Qxb2 29.Rb1 Qa3 30.Rc1 Rb8 31.Qe1 Qxc5 ⩲ +0.74 (35 ply) ± +1.67 (30 ply) 29.Rc1 Qxc5 30.Nxe4 Qa7 31.Nxf6 Rxf6 32.Bb4 Ra6 33.Bc5 ⩲ +1.44 (32 ply) 29...d4 30.Ra1 Qc7 31.exd4 Qb7 32.Ra3 Qb4 33.Nb1 Qb8 = +0.30 (31 ply) ± +1.63 (34 ply) 32...Nc6 33.Ncb5 Bd8 34.Rc1 Ne8 35.Bc3 Nxd4 36.Nxd4 Bf6 ⩲ +1.36 (32 ply) 33.Qa6 Bd8 34.Qa3 Bc6 35.Ncb5 Ra8 36.Na7 Qb8 37.Bc3 Be8 ± +2.44 (31 ply) 33...Bd8 34.Rc1 Nc6 35.Nxc6 Bxc6 36.Nd4 Ng8 37.Qa6 Qxa6 ⩲ +1.40 (33 ply)+- +3.63 (30 ply)better is 36.Qa6 Qxa6 37.Rxa6 Bd7 38.Ra7 Ne8 39.c6 Bc8 40.Ba5 Bxa5 +- +3.77 (31 ply) ± +2.42 (31 ply)better is 38.Qc1 h5 39.Bb4 Kh7 40.c6 Bf7 41.Qc3 Qa2 42.h3 Ne8 +- +2.69 (31 ply) 38...Qc8 39.Nd4 Bd8 40.Bb4 h5 41.Qc1 Be7 42.Qa3 Qb7 ± +2.01 (31 ply)+- +2.91 (30 ply) after 39.Qc2 h5 40.Nd4 Qa8 41.Bh3 Ng4 42.Qc3 Bd8 43.c6 Bf6 39...h5 40.Nd4 Kg8 41.Qc3 Qb8 42.Bh3 Qb1+ 43.Be1 Bf7 +- +2.80 (32 ply)+- +7.30 (34 ply)+- mate-in-26 after 43.Qa8+ Ng8 44.Bc4 dxc4 45.Nh6 gxh6 46.Bc3+ Be51-0

rnbqkbnr/pppppppp/8/8/8/8/PPPPPPPP/RNBQKBNR w KQkq - 0 1
FEN COPIED

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