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Subject: Junior best at interesting position

Author: Kai Lübke

Date: 04:27:46 03/06/98


The following position (probably not unknown to many who followed
the WMCCC in Paris) is from the Dark Thought vs. MChess 7 game in Paris.
In this situation, MChess 7 played Rc4!!

2r2kn1/1p3pr1/pq2p3/3pP2N/b4P1P/PnPQ4/1B4P1/1R2KB1R b k - ; bm Rc4; id
"shep06"

I have tested all current top programs on this, and they all find
the solution between 1:52 (Hiarcs 6) and 13:58 (Rebel 9, all on P6-200).
Their evaluations are between -0,62 (Hiarcs 6) and -0,25 (Fritz 5, Rebel
9).
MChess 7 itself takes 4:04 and scores it as -0,53.

Now Junior 4.6 (engine) finds this in 4:08, and after 4:50 it is the
only program so far to return a positive score for black: +0,23.

Maybe we'll soon have a program that actually scores this as a clear
win. At least we're one step closer now. :)

Another "Hooray!" for Amir!

---
Shep (full details... you know the place :)







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