1.e4
c6
2.d4
d5
3.e5
Bf5
4.Nd2
e6
5.Nb3
c5
6.dxc5
Bxc5
7.Nxc5
Qa5+
8.c3
Qxc5
9.Qa4+
Nd7
10.Bb5
Qc7
11.Nf3
Ne7
12.0-0
a6
13.Bg5
Ng6
14.Nd4
Ngxe5
15.Nxf5
exf5
16.Rfe1
f6?
After that the king stuck in the centre once again takes its toll, since now White finishes off his opponent diagonally - answer A). [Following 16...0-0
White can win back his pawn, but not more: 17.Bxd7
Qxd7
18.Qxd7
Nxd7
19.Rad1
(or 19.Re7
Rad8
20.Rd1
f6
) 19...f6
20.Be3
Ne5
21.Rxd5
Rfd8
with even chances.]
17.Rxe5+!
Three times fortified - and still White can sac on this square.
17...Qxe5
Black's queen is overloaded. [17...fxe5
opens the diagonal g5-d8, and after the 'little' move 18.Qb4!
the penetration of the queen on e7 decides: 18...Kf7
(both castlings are prevented) (18...axb5
19.Qe7#
) 19.Qe7+
Kg6
20.Bxd7
winning.]
18.Bxd7+
Ke7
19.Bf4
Qe4
20.f3
Qxa4
21.Bxa4
Rhd8
22.Re1+
Kf7
23.Bc7
Rdc8
24.Bb6
1-0