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Subject: Re: Opposite Color bishop ending - ends in a win.

Author: Odd Gunnar Malin

Date: 16:51:29 08/10/02

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On August 10, 2002 at 18:52:19, Mike Byrne wrote:

>On August 10, 2002 at 17:48:47, James T. Walker wrote:
>
>>On August 10, 2002 at 15:26:57, Mike Byrne wrote:
>>
>>>Position between Aristarch and Crafty SE 17.16.
>>>
>>>[D] 2b5/8/2kP1K2/Pp5p/1B5P/8/8/8 b - - 0 64 ; am
>>>
>>>This position has all the appearances of a dead drawn opposite color bishop
>>>ending - and I think it is - but I'm not a master - so I can't say for sure.
>>>
>>>I do know that 64....Kd7 that Aristarch played leads to an immediate loss.
>>>
>>>Crafty 17.16 SE fails with Kd7 in two seconds and switches to Bd7 - which may
>>>hold the draw - the win would be definately be harder for white after 64....
>>>Bd7.
>>
>>Both moves lose.  It's a matter of chose your poison.  You have to go back to an
>>earlier position to find what went wrong.  If Kd7 then white grabs the h pawn.
>>If Bd7 then advancing the a pawn causes black more problems than it can handle
>>Jim
>
>Please post the winning line after Bd7.  Thanks
>
>Mike


I guess a6 follow by Ke7 should win the bishop and the game.

There was an interesting position in ChessToday 637 with the opposite bishop
ending where White also win.

[D]2k3r1/2p5/p1p1b3/2B4p/1P3R1P/P3P3/3K1P2/8 w - -
White's (GM Speelman) played Rf8+! and got praise for his good endgame
technique.

Odd Gunnar



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