(1) Carlsen,Magnus (2826) - Vallejo Pons,Francisco (2697)
39th Olympiad Khanty-Mansiysk 2010 Khanty-Mansiysk/Russia (5), 25.09.2010
1.e4
c5
2.Nc3
a6
3.Nge2
d6
4.g3
Nc6
5.Bg2
g6
6.d3
Bg7
7.Be3
Nf6
8.h3
Bd7
9.Qd2
b5
10.Bh6
Bxh6
11.Qxh6
Nd4
12.Nxd4
cxd4
13.Ne2
e5
14.0-0
Ng8
15.Qd2
It is hard to understand black's plan here. In terms of development he is now behind two tempi (white's queen is developed and he has castled already), and though one might argue the bad bishop has been exchanged off, the bishop also helps keep the king safe around the dark squares.
15...Ne7
16.f4
0-0
17.g4
f6
18.Rf2
Nc6
19.Raf1
Qa5
20.c3
Qxa2
21.g5
fxg5
22.f5
Qf7
23.cxd4
23...Rae8?!
[Not 23...exd4
because of 24.Qxg5
Qf6
25.Qg3
g5
(Or 25...Qe5
26.Nf4
Rf7
27.Qh4
) 26.h4
g4
27.Qxg4+
Kh8
28.Qg5
Qxg5
29.hxg5
Rg8
30.e5!
dxe5
31.g6!
hxg6
32.f6
Ra7
33.Bd5
Threatening Rh2.; Instead 23...Qf6
was better. 24.dxe5
dxe5
25.Nc3
Ne7
26.d4
exd4
27.fxg6
(27.e5
Qxe5
28.Bxa8
Bxf5
29.Re1
dxc3
30.Rxe5
cxd2
31.Rxd2
Rxa8
32.Rxe7
) 27...Qxg6
28.Qxd4
Bc6
with a balanced position.]
24.d5
Nd4
25.Nxd4
exd4
26.f6
g4
27.hxg4
Bxg4
28.Qf4
h5
29.Qxd6
1-0