896MB, Hiarcs9.ctg, MAINPC
A80: Dutch Defence: Unusual White second moves
1.d4
e6
2.Nf3
f5
3.Nc3
Nf6
4.Bg5
Be7
5.Bxf6
Bxf6
6.e4
fxe4
7.Nxe4
0-0
8.Bd3
Nc6
9.c3
d5
10.Ng3
[10.Nxf6+
Qxf6
11.Bb5
(11.0-0
e5
12.Nxe5
Nxe5
13.dxe5
Qxe5
14.Qb3
1/2-1/2 Winants,H-Thirion,M/BEL 2001/CBM 81 ext (14)) 11...Ne7
12.0-0
Ng6
13.Bd3
Nf4
14.Ne5
b6
15.g3
Nh3+
16.Kg2
Ng5
17.Qh5
g6
18.Qg4
Nf7
19.Rae1
Nxe5
20.Rxe5
Bd7
21.h4
Rf7
22.h5
Rg7
23.hxg6
hxg6
24.Rg5
Kf7
Svidler,P-Hassabis,D/Oakham 1992/CBM 30/1-0 (40)]
10...Qe8N
[10...e5
11.dxe5
(11.Nxe5
Bxe5
12.dxe5
Nxe5
13.Bc2
Bg4
14.Qd4
Qd6
15.0-0
c5
16.Qd2
Rad8
17.Rae1
Bd7
18.Ne4
Nc4
19.Qd3
Qc6
20.Ng3
g6
21.Re7
Rf7
22.Rxf7
Kxf7
23.f4
Nd6
24.f5
gxf5
25.Qe2
Kg8
Kuehl,K-Gerschau,C/Germany 1995/EXT 99/1-0 (64)) 11...Nxe5
12.Nxe5
Bxe5
13.Qc2
Qh4
(13...h6
14.0-0-0
Qg5+
15.Kb1
c6
16.Rhe1
Bxg3
17.hxg3
Bf5
18.Bxf5
Qxf5
19.Qxf5
Rxf5
20.f3
Kf7
21.c4
Re8
22.Rxe8
Kxe8
23.g4
Rg5
24.cxd5
cxd5
25.Rd2
Ke7
26.Kc2
Kd6
27.Kd3
Re5
28.Rc2
Juergens,P-Holstein,E/Copenhagen 1994/EXT 99/1-0 (51)) 14.0-0-0
c6
15.Rde1
Bd6
16.Kb1
Bd7
17.f3
Rae8
18.Ne2
Re3
19.g3
Qe7
20.Rd1
Rexf3
21.Bxh7+
Kh8
22.Nd4
Rf2
23.Qd3
Qg5
24.h4
Qh6
25.Bg6
Lasker,E-Gibbons/Great Britain 1900/EXT 99/0-1 (27); 10...e5!?
must definitely be considered 11.dxe5
Nxe5
12.Nxe5
Bxe5=/+
]
11.0-0+/=
e5
12.dxe5
[12.Nxe5
Bxe5
13.Re1
Qf7
14.dxe5
Qxf2+
15.Kh1
g6+/-
(15...Qxb2
16.Qh5
h6
17.Rf1
Qxa1
18.Rxa1+-
) ]
12...Nxe5=
[Less advisable is 12...Bxe5
13.Re1
Bg4
14.Bxh7+
Kxh7
15.Ng5+
Kh8
16.Qxg4+-
]
13.Nxe5
Qxe5
[Not 13...Bxe5
14.Re1
Bd7
15.f4
Rxf4
16.Qh5
Qxh5
17.Nxh5+/=
]
14.Qc2
g6
Controls f5
15.Rae1
Qf4
16.Re3
Bg4
[16...c6
17.c4=
]
17.h3
[17.Qb3
Rad8+/=
]
17...Bd7
[17...Bc8
18.Rfe1
Qd6
19.Qb3=
]
18.Ne2
[18.Bxg6
hxg6
19.Qxg6+
Bg7
20.Re7=
]
18...Qd6=
19.c4
Bc6
20.c5
[20.cxd5!?
Bxd5
21.Nc3=
]
20...Qd7=/+
21.Rg3
d4
[21...Rae8
22.b4=/+
]
22.Rg4=
Rae8
[22...Kh8
23.Nf4
Be5
24.Qd2
Bxf4
25.Rxf4
Rxf4
26.Qxf4=
]
23.Nf4
[>=23.Nxd4
Bd5
24.Rd1+/=
]
23...Re5??
there were better ways to keep up the pressure [23...Be5
24.Nxg6
hxg6
25.Bxg6
Bg7
26.Bxe8
Rxe8=
]
24.Bxg6??
throwing away the advantage [>=24.Bc4+
Kh8
25.Qxg6+-
]
24...hxg6=/+
25.Nxg6
Rg5
26.Rxg5
Bxg5
27.Nxf8
d3
[27...Kxf8!?
28.Rd1
Qe6=/+
]
28.Qd2=
[28.Nxd7?
looks very tantalising, but 28...dxc2
29.Ne5
Bb5-/+
]
28...Bxd2
[>=28...Qf5!?
should be considered 29.f4
Bf6=
(‹29...Qxc5+
30.Qf2
Qxf2+
31.Kxf2
(‹31.Rxf2
Bh4
32.Ng6
Bxf2+
33.Kxf2
Bxg2+/-
) 31...Bxf4
32.Ne6+-
) ]
29.Nxd7+/-
Bxd7
30.Rd1
Bb4
31.Rxd3
Be6
32.c6
bxc6
33.a3
Bd6
34.g4
Kf7
35.Kg2
[35.f4
Bd5
(35...Bxf4??
36.Rf3+-
) 36.Rd1
Kg6
(36...Bxf4
again the pawn is safe and cannot be captured without dire consequences 37.Rf1+-
) 37.f5+
Kg5=
]
35...Kg6
[35...Kg6
36.b4
Kg5+/=
] 1/2-1/2