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Subject: Re: Another solution to WAC 100?

Author: Rémi Coulom

Date: 14:14:02 05/06/01

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On May 06, 2001 at 14:04:35, Vincent Diepeveen 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
>>grabs all the black pawns to the right side of the board. Is there a way Black
>>can draw after this ?
>>
>>Rémi
>
>Human ideas to win the position are always interesting.
>However look at your programs score. I do not see a mate in XXX or whatever
>high score!
>
>I see a very short line here:
> 589681148   +290 1. Bc1 Kb6 2. Kb3 Bd6 3. Ka2 Ka7 4. Bd2 Bc7 5.
>                  Kb3
>
>White goes with king from a4 to b3 to a2 to b3.
>
>NOT EXACTLY A COOL SOLUTION

Of course not. This does not mean it is not winning. It is just a delaying move
that transposes back into the 1. Kb3 one. The 1. Kb3 line given by TCB and
Crafty (?) look like winning lines.

Rémi



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