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Willem Siebenhaar vs Rudolf Loman
DCA Congress 12th (1884), Gouda NED
Sicilian Defense: Closed Variation. Traditional (B25)  ·  0-1

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 3.Nf3 d6 4.d4 cxd4 5.Nxd4 e5 6.Nxc6 bxc6 7.Bc4 Nf6 = +0.20 (35 ply)= -0.39 (25 ply)better is 4.Nf3 Bg7 5.O-O d6 6.Bb5 Bd7 7.Re1 Nf6 8.a4 O-O = +0.07 (34 ply) ⩱ -0.62 (30 ply)better is 5...Nh6 6.d3 f5 7.Nd5 Nd4 8.Ne3 O-O 9.c3 Nxe2 ⩱ -0.77 (29 ply)= -0.17 (28 ply) after 6.d3 e6 7.O-O Nge7 8.Nb5 a6 9.Na3 Nd4 10.c3 Nxe2+ better is 6...e6 7.Nb5 a6 8.Na3 b5 9.c3 Nge7 10.d3 O-O 11.Be3 ⩱ -0.63 (32 ply) 7.d3 O-O 8.Qe1 Rb8 9.a4 e6 10.Bd2 b6 11.Nb5 a6 12.Na3 = +0.03 (28 ply)better is 7...Nxe4 8.Bxf7+ Kxf7 9.Nxe4 Rf8 10.c3 Kg8 11.d3 b6 ⩱ -0.95 (34 ply) 8.d3 b5 9.Bb3 O-O 10.a3 e6 11.h3 Bb7 12.Be3 Nd7 13.Bf2 = -0.31 (31 ply) ⩱ -1.20 (35 ply)better is 9.Nxe5 Qd4+ 10.Kh1 Nxe5 11.fxe5 Qxe5 12.Qf3 Qf5 13.Qe2 ⩱ -1.00 (36 ply) ⩱ -1.50 (32 ply) after 9...Ng4 10.e6 f5 11.d3 b5 12.h3 bxc4 13.hxg4 O-O 14.gxf5 12.Qf3 Qf5 13.Qe2 Qg4 14.Qxg4 Bxg4 15.a4 O-O 16.d3 Rac8 ⩱ -0.95 (33 ply) 12...Bg4 13.Qe1 Qxe1 14.Rxe1 b5 15.Bb3 Rc8 16.a4 c4 ∓ -1.83 (36 ply) ⩱ -0.80 (32 ply) 13...Qd4 14.Qf3 Ra7 15.Be3 Qe5 16.a4 b6 17.Rae1 Bb7 ⩱ -1.16 (24 ply) 14.Qxh5 Nxh5 15.Be3 Bd4 16.Bh6 Bg7 = 0.00 (43 ply) 14...b5 15.Bb3 Rd8 16.Qf2 Bb7 17.Rae1 Rd7 18.Qg3 Rc8 ∓ -2.15 (34 ply) 15.a4 Bc6 16.Rae1 e6 17.Re5 Qh4 18.Bg5 Qd4 19.Re2 Nh5 ⩱ -0.82 (31 ply) ∓ -2.27 (37 ply) after 15...b5 16.Ng3 Qh4 17.Bb3 h6 18.Ne4 Nxe4 19.dxe4 Rad8 better is 16...Bb5 17.Bxb5 axb5 18.c3 Rad8 19.Qf2 b4 20.cxb4 cxb4 ∓ -2.01 (35 ply) 17.Bg5 Bxe4 18.Qf4 e6 19.Rae1 Bc6 20.Be7 Qh3 21.Re2 Qf5 ⩱ -1.39 (33 ply) ∓ -2.34 (35 ply) 18.Rae1 e5 19.Bg3 Qxe4 20.Bf3 Qc4 21.b3 Rad8 22.Qf2 Qe6 ∓ -1.82 (34 ply)-+ -3.04 (35 ply) 20.Bg5 Bxe3 21.Bxh4 Rd2 22.Rac1 f6 23.Bg3 e5 24.b3 Rfd8 -+ -2.55 (26 ply)better is 20...Bxb2 21.Qxb2 Qxf4 22.Qc3 b6 23.e5 Bxf3 24.Rxf3 Qg4 -+ -3.63 (33 ply) ∓ -2.14 (34 ply) after 21.c3 Be5 22.Bg5 Qd6 23.Rd1 Qc7 24.Qe3 Bxh2 25.Qxc5 Bd6 23.Qe3 b6 24.h3 h5 25.e5 Bxf3 26.Rxf3 Rd5 27.Bf4 Rfd8 ∓ -2.05 (32 ply)-+ -5.08 (36 ply) 24...Qc4 25.b3 Qxc3 26.Be6+ Kh8 27.Bh6 Bxh6 28.Qxh6 Bxe4 -+ -5.27 (37 ply)-+ -2.87 (38 ply) 28.Rfd1 f5 29.Bf4 b5 30.Bc7 Rxd1+ 31.Rxd1 Bf6 32.Bb6 c4 -+ -2.60 (37 ply)-+ -3.80 (34 ply) 29.Rff1 h6 30.Rad1 g5 31.Kg1 Rd6 32.Bc4 a5 33.Rxd6 exd6 -+ -3.39 (27 ply)-+ -5.43 (24 ply) after 29...b5 30.Bxc5 Rd2 31.Rg1 Bf6 32.Rf4 Rxb2 33.Rf2 Rxf2 31.Be2 Rb8 32.Re1 c4 33.Rf4 e5 34.Rff1 Bf6 35.Bd1 Rbd8 -+ -4.13 (33 ply)-+ -7.86 (34 ply)-+ mate-in-14 after 40.Rf1 Bxf1 41.Re8+ Kg7 42.Kxf1 Rb1+ 43.Ke2 Re1+43.Re8+ Kg7 44.Rxe4 dxe4 45.Kg1 e3 46.Rd1 e2 47.Rd7+ Kh6 -+ mate-in-80-1

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

Annotations by Stockfish (Computer).      [35437 more games annotated by Stockfish]

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Kibitzer's Corner
Oct-14-14  jhelix70: Willy Loman

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