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Bernhard Horwitz vs Daniel Harrwitz
Match (1849), Brighton ENG, rd 8, Feb-28
Sicilian Defense: Bowdler Attack (B20)  ·  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 9 v010218 (minimum 6s/ply)better is 5.d4 d5 6.exd5 exd5 7.Be2 Nf5 8.dxc5 Be6 9.O-O Bxc5 = +0.29 (22 ply)= -0.30 (22 ply)better is 6.Bb3 b5 7.d3 Ng6 8.h4 Nd4 9.Qe3 Nxf3+ 10.Qxf3 Nxh4 = +0.07 (22 ply)= -0.49 (22 ply) after 6...Nd4 7.Qd3 b5 8.Ba2 Nec6 9.Nxd4 Nxd4 10.Ne2 Nxe2 better is 8.Qd3 Nec6 9.Nxd4 Nxd4 10.Ne2 Nxe2 11.Qxe2 Bb7 12.O-O = -0.07 (22 ply) ⩱ -0.57 (25 ply) 9...g6 10.c3 Nc6 11.d3 Bg7 12.Bf4 Bb7 13.O-O d6 14.Qd2 ⩱ -0.65 (23 ply)= +0.26 (21 ply)better is 12...O-O 13.f5 exf5 14.exf5 Nf4 15.Bxf4 Bxf4 16.Bd5 = -0.05 (22 ply)better is 13.g3 Bb7 14.c3 Bc5 15.cxd4 Bxd4+ 16.Be3 Qd6 17.Qf2 Bxe3 ⩲ +0.60 (21 ply)better is 13...Bb7 14.g3 exf5 15.c3 f4 16.cxd4 fxg3 17.Be3 gxh2+ = -0.06 (19 ply) ⩲ +0.69 (21 ply) 14...Kd8 15.Qh5 Nf4 16.Bxf4 Bxf4 17.Bd5 Ra7 18.Re1 Qd6 = +0.09 (22 ply) ⩲ +1.05 (21 ply) 16.c3 Bb7 17.cxd4 Qc2 18.Nf2 Rc8 19.Re1 Re8 20.Ne4 g6 ⩲ +1.27 (20 ply)= +0.18 (22 ply) 17.Bd2 Qc6 18.Qh3 a5 19.cxb5 Qxb5 20.b4 axb4 21.axb4 Nd5 = +0.35 (22 ply) 17...bxc4 18.Bxc4 Qc5 19.Qe2 Qe5 20.Qxe5 Bxe5 21.Bd2 d5 = -0.50 (20 ply)= +0.29 (24 ply) 19.dxe4 bxc4 20.Qf7 Rc8 21.Qxg7 Rg8 22.Qxf6 Rg4 23.Bd2 = 0.00 (23 ply) ∓ -1.62 (25 ply) after 19...Qc7 20.c5 Bxh2+ 21.Qxh2 Qxh2+ 22.Kxh2 Bxd3 23.Rd1 21.Qf3 Rc8 22.Rd1 Qb6 23.Bd2 c3 24.Bc1 Be5 25.Bb3 a5 ∓ -1.55 (21 ply) ∓ -2.38 (22 ply) 23.Be3 Bxa1 24.Rxa1 a5 25.b5 Qxb5 26.Rb1 Qc6 27.Rc1 c3 ∓ -1.90 (22 ply)-+ -2.82 (21 ply) 24.Bf4 Bxf4 25.Qxf4 c3 26.Qe3 d2 27.Bb3 gxf5 28.exf5 Rc8 ∓ -2.46 (21 ply)-+ -3.59 (23 ply) 28...Kd7 29.g3 Nc6 30.Bb3 cxb3 31.Rxb3 Bd6 32.Rxd3 Ne5 -+ -3.90 (21 ply) 29.Bh6 c3 30.Rxd3 Rg4 31.g3 Nxf5 32.Bd5 Rb8 33.Bf8 Ne7 ⩱ -0.52 (22 ply) ⩱ -1.49 (27 ply)better is 31...Kc7 32.Be6 Rf4+ 33.Kg1 Kb6 34.a4 Rd4 35.Rxd4 Bxd4+ ∓ -1.89 (25 ply) ⩱ -1.33 (22 ply) after 32.Rbd1 Nc6 33.Bd5 Rxd3 34.Rxd3 Kc7 35.Rh3 Rh8 36.Rh6 better is 35.Rd1 Nc6 36.g4 h6 37.h4 Bb2 38.Ke4 Bxa3 39.Rd7+ Kb6 ⩱ -1.43 (25 ply) ∓ -2.17 (26 ply)0-1

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

Annotations by Stockfish (Computer).      [35434 more games annotated by Stockfish]

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Kibitzer's Corner
Feb-15-05  Knight13: Interesting way of playing the Sicilian.

Why did White play 29. Bxc4, not moving the Black bishop on e3?

Mar-09-05  DanielBryant: <Knight> ...Nf5 followed by ...c3 would have been terminal.
Apr-26-06  MorphyMatt: 48. ♔c4 isn't check!
Nov-02-07  nimh: Rybka 2.4 mp, AMD X2 2.01GHz, 10 min per move, threshold 0.33.

Horwitz 12 mistakes:
5.Qe2 -0.06 (5.0-0 0.34)
17.Nf2 0.23 (17.Bd2 0.57)
19.b4 -1.20 (19.dxe4 -0.13)
21.Qe2 -1.78 (21.Qf7 -1.20)
24.Bh6 -2.50 (24.Be3 -1.88)
29.Bxc4 -1.55 (29.Bd2 -0.71)
35.h3 -1.99 (35.Rd1 -1.22)
40.Bc8 -3.57 (40.Bc4 -2.78)
41.Rc5 -4.74 (41.Rb3 -3.67)
45.Bc8 -9.19 (45.h4 -5.74)
47.Kd4 -10.68 (47.Kd3 -3.43)
50.Kd4 #1 (50.Ke2 -10.80)

Harrwitz 3 mistakes:
12...f6 0.29 (12...Bb7 -0.16)
28...d4 -0.71 (28...Kd7 -2.76)
45...Rf2+ -3.43 (45...Nd2+ -9.19)

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