Saturday, March 3, 2007

Submitted Game

Hello Everybody,
Chris Irwin was kind enough to annotate one of his games for us. Here it is;
Date: December 3, 2006
Event: Lansing December Swiss
Section: Bottom
Round: 3
White: Chris Irwin - 1264
Black: Larry Hodge - 1450

1. d4 d5
2. Nf3 Nf6
3. e3 e6
4. Bd3 Bd6
5. Nbd2 Nbd7
6. O-O O-O
7. Re1 Re8
8. e4

The key move in the Colle System. This move, in one sweep,
threatens a fork on e5, attacks d5, and opens the c8-h6
diagonal for the bishop. Here, black chose not to keep
copying white's every move, which would have been fine,
but instead played
8... dxe4
9. Nxe4 h6
Preventing Bg5, but a waste of tempo.
10.c4 b6
11.Nxd6
To allow Bf4
11... cxd6
12.Bf4 d5
Five pawn moves in a row cannot be recommended.
13.Ne5 Bb7
14.Re3

Black should be worried at this point.
14... Ne4
15.Bxe4 dxe4
16.Rg3 Kf8
17.Qh5 Nxe5
The only move. Trying to defend f7 leads to mate.
17... Qe7 18. Bxh6 gxh6 19. Qxh6# or 17... Re7
18. Bxh6 gxh6 19. Qxh6+ Ke8 20. Qh8# (or20. Rg8#)
18.Bxe5 f6
19.Qg6 Qe7?
19...Qd7 was better, but still losing. After 20.Bxf6
gxf6 21. Qxh6+ Ke7 22. Rg7+ Kd8 23. Rxd7 Kxd7 black is
only down a queen for a rook and a minor piece, not
considering the pawns.
20.Bd6 Resigns

This either wins the queen for the bishop or the game is over.
On 20...Qxd6, 21. Qxg7#

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