Tuesday, July 14, 2015

(1) chanakam2000 (1822) - superpom (2032) [E97] League division C2 http://gameknot.com/chess.pl?, 23.03.2011

E92: King's Indian: Classical: 6 Be2 e5: 7 dxe5, 7 Be3 and Petrosian System without 7...Nbd7

1.e4 g6 2.d4 Bg7 3.Nf3 d6 4.c4 Nf6 5.Nc3 0-0 6.Be2 e5 7.Be3 Ng4 8.Bg5 f6 9.Bd2
last book move

9...Nh6
[9...exd4!? might be a viable alternative 10.Nxd4 f5 11.Bxg4 fxg4= ]

10.0-0
Black has a cramped position

10...Nc6 11.dxe5 dxe5 12.h3
White has an active position [12.Nd5 Nf7+/= ]

12...Nf7
[12...Nd4 13.Be3 f5 14.Qd2= ]

13.a3
Controls b4 [13.Nd5!?+/= has some apparent merit]

13...Nd4=
'the knight is the knight!'

14.c5 Be6 15.Be3
White threatens to win material: Be3xd4 [15.Nxd4 exd4 16.Nd5 Ne5= ]

15...Bb3=/+
Black threatens to win material: Bb3xd1

16.Qd2
White has a very active position

16...Nc2 17.Rac1 Nxe3 18.fxe3 c6
Prevents intrusion on b5

19.Qe1 Bh6
[19...b5 20.cxb6 Qxb6 21.Nd2=/+ ]

20.Qf2
[20.Nd1 Qe7=/+ ]

20...Qe7
Black threatens to win material: Qe7xc5

21.Nb1 Nd8 22.Nbd2
White threatens to win material: Nd2xb3

22...Bf7 23.Nc4
[23.Nh2 Bg7=/+ ]

23...Ne6
[23...Qxc5!? 24.Rc3 Qe7-/+ ]

24.b4= Rfd8
[>=24...a5!?= and Black could well hope to play on]

25.Nd6 Rf8 26.Bc4 Nd8 27.Nxf7 Nxf7
Opposite coloured bishops appeared



28.Rcd1 Rad8 29.Nh2 Kg7
Black king safety dropped

30.Ng4
White threatens to win material: Ng4xf6

30...Ng5
[30...b5 31.Bd3+/= ]

31.Qh4
[>=31.Rxd8 Qxd8 32.Qc2+/- ]

31...Nxh3+?
[>=31...Nf7+/= would keep Black alive]

32.gxh3 Bg5 33.Qg3 h5 34.h4 hxg4
[34...Bxh4 35.Qxh4 hxg4 36.Qxg4 Rxd1 37.Rxd1 Rd8+- ]

35.hxg5 f5
[35...fxg5 there is nothing better in the position 36.Qxg4 b6+- ]

36.Rxd8 Rxd8 37.exf5
[37.exf5 Qxg5 38.Qxe5+ Kh6 39.Qh2+ Qh5 40.f6+- ] 1-0

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