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Subject: Re: A Grandmaster blows elementary endgame 101 (OT)

Author: Peter McKenzie

Date: 20:10:12 07/12/01

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On July 12, 2001 at 14:42:35, Uri Blass wrote:

>On July 12, 2001 at 14:28:19, Peter McKenzie wrote:
>
>>On July 12, 2001 at 02:17:26, John Hatcher wrote:
>>
>>>On July 12, 2001 at 00:53:45, Peter McKenzie wrote:
>>>
>>>>On July 11, 2001 at 22:27:39, John Hatcher wrote:
>>>>
>>>>>This game proves that there's hope for the rest of us.
>>>>>
>>>>>Today, in the Vidmar Memorial tournament, in a game between GM Mohr (2468)and GM
>>>>>Crisian (2635), this position arose:
>>>>>
>>>>>[D]8/8/5k2/4r3/8/4RP2/4K3/8 b - - 0 1
>>>>>
>>>>>GM Crisian played 57. ...Ra5??, instead of ...Rxe3 with an elementary draw.
>>>>
>>>>I'd call Ra5 an elementary draw as well, known since Philidor.
>>>
>>>Let me be more precise than in my previous repsonse.  I disagree with you.
>>>
>>>The move 57....Ra5 results in a position which many players - including many
>>>strong players - could misplay.  But 57.....Rxe3+ results in a position that a
>>>"C" player should be able to draw quite easily.
>>
>>Of course Rxe3+ is a very simple draw, even more simple than Ra5.
>>
>>But I'm not sure you realise how simple the draw is after Ra5.  It really is
>>trivial, a position that any so called strong player should draw VERY easily.
>
>
>It is easy and trivial for players who know how to draw.
>It is not easy for players who do not know it.

Well yes, that is true for most things (including KP vs K)

>
>I believe that more than 99% of the 1500 players are going to draw the KP vs K
>position when I do not think that more than 99% of the 2000 players are going to
>draw the drawn KRP vs KR

I have no idea about whether your numbers are correct or not, and to be honest
they don't interest me.

I'd still call that KRP vs KR position an elementary draw (as opposed to a dead
draw), just not quite as elementary as the KP vs K position.  But really, it is
one of the basic draws that any serious chess player learns.

Elementary means different things to different people of course.  But defending
the Philidor draw in KRP vs KR certainly isn't difficult, that is my main point.
 It is much simpler than mating with KBN for example, or much simpler than
defending alot of KRB vs KR positions.

Peter (in pedantic mood)

>
>Uri



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