ANNOTATED GAME

37th GK tournament
jamesxc (1457) vs. pion8 (1340)
Annotated by: jamesxc (1513)
Chess opening: Queen's pawn (A40), Keres defence
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1. d4
This is a game that shows how minor errors in the opening can cost a great deal later on. It ends on a fairly major blunder, but that isn't the goal of this annotation.

 
1... e6 2. c4
Offering to transpose into the Queen's Indian
1 comment
 
2... Nf6 3. Nc3
And we are in the main line of the Queen's Indian, ...
2 comments
 
3... Bb4
Though not played at the highest levels, this move is acceptable as long as it played correctly
1 comment
 
4. Bd2 Bxc3 5. Bxc3 O-O 6. Nf3 c6
Here is a mistake by Black. Instead of developing a piece, as would seem natural, Black pushes a pawn. To further cramp his position, Black has also occupied the natural square for the b8 knight.
2 comments
 
7. e3
This pawn move, on the other hand, works well. It reinforces the center and gives the f1 bishop a developing move, clearing the way for 0-0.
3 comments
 
7... d5
Trying to open space for the cramped knight on b8. White will not capture because of 8. cxd5 cxd5, and then the knight has regained his natural square on c6. Also, Black should not capture on c4 because that will allow the bishop to develop while capturing, and gaining a tempo for White.
1 comment
 
8. Ne5
7...d5 also means that White is able to centralize his Knight, while Black has no easy means of dislodging him.
2 comments
 
8... dxc4
As previously noted, this is a mistake because...
1 comment
 
9. Bxc4 Ne4
Black is trying to simultaneously create an outpost for his knight and open a space to move his pawn to drive away the knight on e5,...
3 comments
 
10. O-O
which White ignores, castling to an easily defensible King position

 
10... Nxc3
? Another mistake from Black. He trades his centralized Knight for a nonactive bishop, while allowing white to strengthen his center again by placing another pawn on c3.
4 comments
 
11. bxc3 b5
Trying to drive the light-squared bishop onto a less threatening square
2 comments
 
12. Bb3
though White is able to maintain control of the powerful diagonal.
2 comments
 
12... a5
Black continues to try and harass White's light-squared bishop, but with disastrous results.
1 comment
 
13. Qd3
White seizes the tempo, and predicting 13...a4, White sets up a mate threat after 14. Bc2. Also, look at the difference in development. White has castled safely, connected his rooks, and is already forming mate threats. Conversely, Black has 3 pieces on their home squares and has made 5 pawn moves in the first 12 moves of the game. You tell me who you think is winning...
2 comments
 
13... a4
As White was hoping for

 
14. Bc2 f6
And as I noted at the beginning, this is the blunder that finishes the game. Black tries to drive the knight off of it's powerful central square, but neglects the mate
1 comment
 
15. Qxh7#
and that's it. I am convinced that barring major blunder, White should win this game in the end anyway, simply because Black is so far behind in development and his pawn structure is far to over-exposed. PM me if you want to tell me what I did right, wrong or otherwise, or you can leave comments, which I always read. Thanks, JamesXC
3 comments