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Subject: Re: Another solution to WAC 100?

Author: Dann Corbit

Date: 16:29:29 05/07/01

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On May 07, 2001 at 10:42:51, Miguel A. Ballicora wrote:

>On May 06, 2001 at 13:46:29, Rémi Coulom wrote:
>
>>On May 06, 2001 at 08:38:37, Vincent Diepeveen wrote:
>>
>>>On May 05, 2001 at 08:36:44, Rémi Coulom wrote:
>>>
>>>>On May 04, 2001 at 17:47:19, Dann Corbit wrote:
>>>>
>>>>>ce -503; id "WAC.100 after Kb3"; pv Bb8 Bc3 Bxf4 Bxf6 Bd6 Kc3 Bc7 Be7 Be5+ Kd3
>>>>>Bd4 Ke2 f4 Kf3 Be3 Bd6 Bd4 Kxf4 Kb6 Be5 Bf2 Bf6 Ka7;
>>>>>
>>>>>Maybe it isn't so bad.  Opinions?
>>>>
>>>>This line looks OK. I tried with TCB, in four best moves (and it gave me five
>>>>!):
>>>>
>>>> 414178084 ------ Depth = 22
>>>> 433380266   +401 1. b6+ Bxb6 2. Kb5 Bc7 3. Be3 Bb8 4. Bxc5+ Ka8 5.
>>>>                  Be3 Bc7 6. Kc6 Ba5 7. Kd6 Kb8 8. Ke6 Ka8 9. Kxf5
>>>>                  Bc3 10. a7 Kb7 11. Kg6 Ka8 12. Kxh5
>>>> 459896294   +401 1. Be3 Bd6 2. Ka5 Bc7+ 3. b6+ Bxb6+ 4. Kb5 Bc7 5.
>>>>                  Bxc5+ Ka8 6. Be3 Bd6
>>>> 565045738   +290 1. Kb3 Bb8 2. Bc3 Bxf4 3. Bxf6 Bd6 4. Kc3 Kb6 5.
>>>>                  Bd8+ Ka7 6. Kd3 Bf8 7. Ke2 Bd6 8. Kf3 Bh2 9. Be7
>>>>                  Bg1 10. Kf4 Bd4 11. Kxf5 Kb6
>>>> 578560247   +290 1. Ka3 Bb8 2. Kb3 Kb6 3. Kc2 Bd6 4. Kb2 Ka7 5.
>>>>                  Bc3
>>>> 589681148   +290 1. Bc1 Kb6 2. Kb3 Bd6 3. Ka2 Ka7 4. Bd2 Bc7 5.
>>>>                  Kb3
>>>>
>>>>So, probably, you have two other alternatives.
>>>>
>>>>Rémi
>>>
>>>Noop. The line shown are wrong. You need to play b6 one day to win this
>>>position i don't see it in the line!
>>>
>>>Best regards,
>>>Vincent
>>
>>What better defense do you propose for Black in Dann's line? White goes and
>
>Standing still would be the plan. Bxf4 is a bad move. How does white win if
>Black does not take the pawn in Bxf4 allowing the white king to enter
>into the king side? The only way I see white can win involve always to come back
>with the king to a4. f6 pawn is worthless, white can take it any time.
>I think that Kb3 is not a solution.
>
>I posted something before:
>http://www.icdchess.com/forums/1/message.shtml?168045

I am not fully convinced either way (of course, I'm a real chess blockhead
sometimes).  I see one way to get a better view is to go to that position, and
spawn all possible moves, then analyze each of them at long time control (in
othter words -- what really does happen if we don't take it -- does it stay
sealed?).



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