ANNOTATED GAME

- - The Annotation Project III - -
jstevens1 (1765) vs. rjacobs (1609)
Annotated by: rjacobs (1714)
Chess opening: Caro-Kann defence (B10)
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Pages: 12
21. Na5
The computer has White's advantage gradually increasing here. Now Black has awkward choices. I decided to concede the exchange for a pawn to get rid of one of the pesky knights.

 
21... Rxc5
? The computer prefers 22...gxf5.

 
22. Bxc5+
or bishops ... The computer identifies this as a mistake because White doesn't gain as big an advantage as she would have done with 22. Nxc5: Best: -4.38 » 22. Nxc5 Nxc5 23. Bxc5+ Ka8 24. fxg6 b6 25. Rxf6 exf6 26. Bxf8 Qxf8 27. Nb3 Qg7 28. Bf5 Kb7 29. Nd4 h4

 
22... Nxc5 23. Nxc5
Now White is 3 points to the good.

 
23... b6
At this point I commented that one of Freddy's "rules" for this project is that forks are a waste of time; but I thought his comment was aimed more at White than Black and that this looked like Black's best move in this position anyway.
1 comment
 
24. Rfb1
White sticks to principles and leaves Black with the choice, threatening check on b7 whichever knight Black takes. However, her better opportunity was to bully Black's misplaced R with 24. e5! when the R would either have had to retreat, wasting time and giving White's pawns a chance to dominate or give itself up for a pawn.
1 comment
 
24... e5
Black doesn't have to hurry to take a knight. This move offers a better way of deploying the Bishop, now that the knight is gone from e6.
1 comment
 
25. Ne6
The knight returns to e6 but the beast has been freed... Now Black must decide whether to equalise materially or do something else...

 
25... bxa5
Money has it ...

 
26. a4
Not sure what this was intended to achieve but it leaves Black some nice squares. The compute prefers backtracking with 26. Rd1.
1 comment
 
26... Qc6
At last the Queen can enter the fray to purpose, forking e4 and c2 while also supporting a possible ...Bc5+

 
27. Ra2
White's plan to double rooks is too slow. Black is now winning. Again the computer prefers Rd1.
2 comments
 
27... Bc5+
? According to the computer this is a mistake but, I think, a natural one for a human - finally a chance to activate that bishop! It also induces a fatal error by White.: Mistake: +1.78 » … Bc5+ 28. Kh1 Bb4 29. Ng5 Rd6 30. Rg1 gxf5 31. Bxf5 Bc3 32. Nf3 Qc4 33. Ra3 Bb2 34. Rd3 Rxd3 35. cxd3 Qxd3 36. Re1 Best: +3.34 » … Qxe4 28. Nxf8 Rxf8 29. fxg6 Qxg6 30. Rab2 Qc6 31. Rb7+ Ka8 32. Bd7 Qc5+ 33. Kh1 e4 34. Be6 e3 35. Rd7 e2 36. Bf7 Qc6

 
28. Kf1
?? this blunders a piece away that White can ill afford.
1 comment
 
28... Qxe6 29. Rab2
?? The computer announces mate in 5 for Black now.

 
29... Qc4+
I'd worked out the mate in 5 for myself now.

 
30. Ke1 Qxe4+ 31. Kf1 Qf4+
White agreed and waved the white flag, spelling out how mate was forced.
1 comment
 

Pages: 12