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(1) Bronstein,D - Winiwarter,F [C86]
Krems it Krems, 1967
1.e4
e5
2.Nf3
Nc6
3.Bb5
The Ruy Lopez
3...a6
4.Ba4
White usually prefers to retain the bishop for later operations against the kingside [4.Bxc6
dxc6
5.Nxe5
Qd4
]
4...Nf6
5.0-0
Be7
Nxe4 is playable, with a much more open game.
6.Qe2
Re1 is more common
6...b5
7.Bb3
d6
8.c3
The usual idea is d2-d4, Bc2, and Nbd2-f1
8...Bg4
Bg4 works best if white first plays d2-d4
9.h3
Bh5
10.d3
0-0
11.Nbd2
idea Re1, Nf1-g3
11...Na5
12.Bc2
Preserving the bishop
12...c5
13.Re1
Nd7
14.g4
Bg6
15.Nf1
idea Ng3(or e3)-f5
15...f6
16.Ne3
Bf7
17.d4
Re8
Attempting to preserve the closed character of the game.
18.d5
c4
19.b4
Nb7
20.a4
Qc7
21.a5
I would have preferred a slower buildup with Ra3 and Rfa1.
21...g6
Taking away the f5-square. How can white make progress?
22.h4
Kg7
23.Kg2
h6
24.Rh1
Rh8
25.h5
g5
Further sealing the position.
26.Nf5+
Kf8
27.Be3
Rh7
28.Nd2
Part of an interesting plan to sacrifice on c4
28...Bg8
29.f3
Bd8
30.Bf2
Be7
31.Rhc1
Bd8
32.Qf1
Bf7
33.Bd1
Be8
34.Be2
Rc8
35.Ne3
White's pieces are optimally placed for the sacrifice, but does it work?
35...Nb8
Diagram
36.Ndxc4
bxc4
37.Nxc4
idea Nb6 [37.Bxc4
is also strong]
37...Bb5
38.Nb6+-
Bxe2
39.Qxe2
Be7
40.Nxc8
Qxc8
41.Ba7
Nd7
42.Qxa6
1-0
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