Author: Kurt Utzinger
Date: 11:24:17 06/05/04
Go up one level in this thread
On June 05, 2004 at 12:14:03, Uri Blass wrote:
>On June 05, 2004 at 10:59:22, Kurt Utzinger wrote:
>
>>On June 05, 2004 at 10:53:14, Kurt Utzinger wrote:
>>
>>>On June 05, 2004 at 10:30:48, Daniel Shawul wrote:
>>>
>>>>Hi
>>>>
>>>>My engine lost against Gothmog after playing Rg3?? in this position
>>>>
>>>[D]8/8/8/4k1K1/6R1/8/5rp1/8 w - - 0 1
>>>>
>>>>The position is in the 5 man TB but i don't have it yet.
>>>>DanChess searched to a depth of 18 and still can't solve this position.
>>>>What is the general guideline to evaluate this position? Should rook
>>>>pawn endgames(with more than one pawn in general) be evaluated differently?
>>>>
>>>>best
>>>>daniel
>>
>> There is no need to have tablebases here. Some endgame
>> knowledge would do the same. It's of course dead draw
>> as black's king will never be able to support its
>> pawn. The only thing for White is to keep its rook
>> where it is and to play Kg6/Kg5 and so on.
>> Kurt
>
>
>Some search can also do the same without lot of knowledge
>
>Here is some analysis of latest movei
>
>13 -176 4205 10834368 g4g3 f2f8 g5h6 f8h8 h6g7 h8h2 g3g4 e5f5 g4g3 f5f4 g3g6 f4
>f3 g7f6
>14 -228 7728 19816754 g4g3 f2f8 g5h6 f8h8 h6g7 h8h2 g3g4 e5f5 g4g3 f5f4 g3g6 f4
>e3 g6e6 e3f3 e6e1 f3f2
>14 -227 10356 26656758 g5g6
>14 -198 29157 71570225 g5g6
>14 -175 52458 125280528 g5g6 f2e2 g6g5 e2c2 g4g3 c2c8 g5h6 c8h8 h6g7 h8h2 g3g4
>e5f5 g4g6 f5f4 g7f6
>14 -175 52507 125405519 g5g6 f2e2 g6g5 e2c2 g4g3 c2c8 g5h6 c8h8 h6g7 h8h2 g3g4
>e5f5 g4g6 f5f4 g7f6
>
>
>
>Uri
Hi Uri
movei has also no idea of this endgame. The variation
given by the engine is a complete loss for White
14 -175 52507 125405519 g5g6 f2e2 g6g5 e2c2 g4g3
this is a terrible and losing mistake
c2c8 g5h6 c8h8 h6g7 h8h2 g3g4 e5f5 g4g6 f5f4 g7f6
and Black has an easily won rook ending.
Kurt
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