Author: Albert Silver
Date: 05:21:06 12/29/04
Go up one level in this thread
On December 29, 2004 at 07:54:51, Albert Silver wrote:
>On December 28, 2004 at 23:38:01, Will Singleton wrote:
>
>>[d]r1r3k1/3bQpp1/pq1pp2p/4P3/5P2/1PpB4/P1P3PP/1K1R1R2 b - - 0 2
>>
>>from an ICC game today... before trying it with your program, it might be
>>interesting to see if you can intuit the theme.
>
>The theme seems fairly clear (Qa3-b2 mate), but the calculation of the lines
>requires some precision. I'm still on my first coffee, but will try this without
>an engine for the heck of it. Hope the lack of engine doesn't make it off-topic,
>or the lack of sufficient caffeine make my answer somewhat loony :-P
>
>1...Qa5 (I thought of Qb4, but think that provoking a4 is important in lines
>where white tries the usual Ka1-Rb1 to defend) 2.Qxd6 Rc5! and here I think
>White's best reply is probably 3.Rf3 as it allows 3...Qa3?
Finished my mug and already saw I had the queen still on b4 in that line I gave.
Sigh. What's worse is that after 1...Qa5 2.a4? I think 2...Bxa4 works just fine.
Not sure how white holds. If not a4 then what? 2.Qxd6 seems to lose the queen
with Rc5-d5 and Re8, so I'm not sure what white plays here. I'll consult ol'
Fritz now, as it is much better at finding candidate moves than I. :-)
Albert
4.Bh7+ Kxh7 5.Rxc3
>and the Black rook is pinned. So probably 3...Bxa4 with the idea of Bb3 or Bb5
>(threatening a5-a4). That's as good as this half awake brain is going to do.
>Let's see what I missed now.
>
> Albert
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