1.d4
Nf6
2.Bg5
e6
3.e4
h6
4.Bxf6
Qxf6
5.Nc3
c5
This isn't bad, but I was happy black played it. White seems to get an improved (Czech) Benoni by force.
6.d5
a6
I don't like this move. Just d6 looks better. Black will never play b5, and Nb5 isn't a real threat.
7.Nf3
e5
8.Be2
d6
9.Nd2
Be7
[If ever b5 is good it's now. But: 9...b5
10.a4
b4
11.Ncb1
weak square c4]
10.Nc4
Nd7
11.h4?!
Original but probably bad. Either of the obvious alternatives must be objectively better: [11.Bg4
Bd8
12.Qf3+/=
; 11.a4+/=
]
11...h5
12.g3!?
[I thought for ages about 12.Bxh5
g6
13.Bg4
Rxh4
14.Rxh4
Qxh4+/=
But decided I prefered the text.]
12...g6
13.a4
b6
14.0-0?
Horrible move order because black should get counterplay. [Normal would be 14.Qd2
Rb8
; The other idea I looked at is also interesting: 14.Bf1!?
Rb8
15.Bh3
]
14...0-0?
[14...g5
15.hxg5
Qxg5<=>
]
15.Kg2?!
I panicked after realizing my mistake last move, but this is an over-reaction. [>=15.Qd2
Rb8
16.Rab1|^
]
15...Rb8
16.Qd2
Qg7
17.Rab1
Nf6?
Interesting idea but incorrect. [Better is the obvious: 17...f5
18.exf5
gxf5
19.Bxh5
b5
20.Na5
b4
21.Nd1
Bxh4+/=
]
18.b4
Bg4?
Creating a stent threat which I defend against like an idiot. Just ignoring would have been best. Black probably should have admitted his error and dropped the knight back to d7. [18...cxb4
19.Rxb4
Nd7+/=
; 18...Nd7
19.bxc5
dxc5+/=
]
19.f3?
[19.bxc5
bxc5
20.Na5+-
]
19...Bd7
20.bxc5
bxc5
21.a5
[Peter's idea was perhaps better: 21.Na5!?
Rxb1
(21...Nh7
22.Nc6!!+-
is what I overlooked and why I didn't play this) 22.Rxb1
Ra8
23.Nc4+/-
]
21...Bb5
22.Ne3
[The other way would have been: 22.Nb6!?
Bxe2
(22...Bd8?
23.Nxb5+-
) 23.Qxe2
g5
24.hxg5
Qxg5
25.Rh1+/-
]
22...Bxe2
23.Qxe2
Ra8
24.Rb6
[Another idea was: 24.Rb7
Bd8
(24...Rfe8
25.Na4+-
) 25.Na4+/-
]
24...Ne8!
A fascinating defensive resource, when I had thought black was already lost.
25.Qd3
[Peter suggested: 25.Rb7
Bd8
(25...f5
26.exf5
gxf5
27.f4+-
) 26.Ra1
(26.Nc4+/-
) 26...Qh6
27.Qd3+/-
but I don't know whether this is better than what happened in the game.]
25...Nc7
[>=25...f5!?
26.exf5
Bd8
27.f6!+/-
]
26.f4?
[Now was the time! 26.Rb7!
Bd8
(26...Rfc8
27.Nc4+-
) 27.Nc4
Ne8
28.Na4
(28.Nb6
Bxb6
29.axb6+/-
) 28...g5
29.hxg5
Bxg5
30.Nab6+-
]
26...exf4
27.gxf4
Bf6??
[He should have just exchanged pawns. 27...Bxh4
28.Rxd6
Nb5
29.Nxb5
axb5
30.a6~~
]
28.Ne2
Rfd8
29.Kh3
Nb5
30.Rg1
Kh7
31.e5?!
It's so sad I can't give this a double exclamation mark! I became obsessed with it, thought I saw a win, and played it. But a much simpler idea would have been much better: [>=31.f5
Rd7
(31...Be5
32.Rb7
) 32.Nf4+-
]
31...Bxe5??
Slonimskij trusts my calculation and commits suicide! Lucky me. [He should have calmly played: 31...dxe5
32.Nf5
(32.fxe5?
for once one of Peter's idea fails! 32...Bxe5
33.Nf5
Qf8
34.Rbxg6
fxg6
35.Rxg6
Rxd5
36.Qe4
Kxg6
37.Nfd4+
Kh6
38.Nf5+=
perpetual check) 32...Qh8
(32...c4?
33.Qxc4
Qh8
34.Qc6
; 32...e4?
33.Qxe4
Qh8
34.Ne7
Qg7
35.f5
Nd6
36.fxg6+
fxg6
37.Qxg6+
Qxg6
38.Nxg6+-
) 33.c4!
(I had actually intended 33.fxe5?
Bxe5
34.Ne7
which I had thought wins because of the upcoming crisis on g6. But Fritz found the simple defense: 34...c4!
35.Qe4
(35.Qxc4
Nd6=/+
) 35...Nd6
36.Rxd6
Rxd6
37.Rg5
f5
38.Nxf5
Qf6
39.Rxh5+
gxh5
40.Nxd6+
Kg7
41.Nf5+
is probably drawn- the kings are too vulnerable.) 33...e4
34.Qxe4
Re8
(34...Nc7?
35.Nd6
--
/\36.f5
) 35.Qd3
Nd4
(35...Bd8?
36.Rbxg6
fxg6
37.Ne7+-
) 36.Nexd4
cxd4
37.Rg3+/-
I really think I should win this, because Nxd4 is coming and white's connected passed pawns roll. But it would have been hard work.]
32.fxe5
Qxe5
33.Rb7
Ra7??
A blunder in a losing position.
34.Qxg6+
1-0 Moskovich,D-Slonimskij,A/Jeruchess FIDE 2007 1-0