Author: Roy Eassa
Date: 15:04:44 10/04/02
Go up one level in this thread
On October 04, 2002 at 17:27:05, Jeremiah Penery wrote:
>On October 04, 2002 at 16:51:38, Roy Eassa wrote:
>
>>On October 03, 2002 at 19:18:16, Jeremiah Penery wrote:
>>
>>>[D]8/7p/6pP/k4pP1/b1p1pP2/KpPpP3/1P1P4/7Q w - - 0 1
>>>
>>>Static evaluation is now 0 here. The solution is supposed to be Qd1 <bishop
>>>move> {Kb5 Qh5!} Qxb3. The problem in solving this is that the evaluation after
>>>the given line is negative for white, so it doesn't want to play the
>>>'sacrifice'. But I consider it a good result that it knows this is a draw since
>>>it can't make progress.
>>>Normal Crafty 18.15 says near +5, while making the wrong move.
>>>
>>
>>
>>A question about the above: what do you mean "the solution is supposed to
>>be..."? What solution? White cannot win with that line, right? But White can
>>draw a million different ways, right?
>>
>>I agree that there if Black blunders with 1.Qd1 Kb5?? then White indeed wins
>>with 2.Qh5! But barring blunders, what's better about Qd1 as opposed to any
>>other waiting move? The sacrifice for 2 pawns does not win AFAIK.
>
>The stuff I read about it said that Qd1 <bishop move> Qxb3 was supposed to win
>for white. But that may be wrong - it's very deep, and I haven't carefully
>analyzed. Still, most programs will evaluate this like +6 or more, even though
>it should be a draw.
I would LOVE it if somebody could demonstrate a White win here. Here's a line
to start from -- please find an improvement for White:
1.Qd1 Bc6 2.Qxb3?! cxb3 3.Kxb3 Bd7 4.c4 Be6 5.Kc3 Ka4 6.b4 Bd7 7.b5 Ka3 =
Where did you read that White could win from the original diagram?
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