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Subject: Re: Mate in 30 testposition for Rebel 9!

Author: Ed Schröder

Date: 05:47:33 11/22/97

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>Posted by jean-christophe WEILL on November 22, 1997 at 07:49:59:

>In Reply to: Re: Mate in 30 testposition for Rebel 9! posted by Ed Schröder
>on November 22, 1997 at 03:20:06:

>You can also test the famous Seret
>>>position
>>>here VChess needs 329304 nodes :

>>>8/1p6/8/pBP4r/p3R2P/K7/3p1p1p/3k4 w - -


>>What is the solution?


>It is a mate in 25

>[Event "JCW tests of VCII final"]
>[Site "Cachan"]
>[Date "1997.11.22"]
>[Round "9"]
>[White "Virtual Chess 2"]
>[Black "Jean-Christophe Weill"]
>[FEN "8/1p6/8/pBP4r/p3R2P/K7/3p1p1p/3k4 w KQkq -"]

>1. Be2+ Ke1 ( 1... Kc2 ( 1... Kc1 2. Rc4+ Kb1 3. Bd3+ Ka1 4. Rc2 Kb1 5.
>Rb2+ Kc1 6. Rb1# ) 2. Rc4+ Kb1 3. Bd3+ Ka1 4. Rc2 Kb1 5. Rb2+ Ka1 6.
>Ra2# ) 2. Bg4+ Kf1 3. Bh3+ Kg1 4. Rg4+ Kh1 5. Bg2+ Kg1 6. Bxb7+ Kf1 7.
>Ba6+ Ke1 8. Re4+ Kd1 9. Be2+ Ke1 10. Bb5+ Kd1 11. Bxa4+ Kc1 12. Rc4+ Kb1
>13. Bc2+ Kc1 14. Bf5+ Kd1 15. Bg4+ Ke1 16. Re4+ Kf1 17. Bh3+ Kg1 18.
>Rg4+ Kh1 19. Bg2+ Kg1 20. Bc6+ ( 20. Be4+ ) Kf1 21. Bb5+ Ke1 22. Re4+
>Kd1 23. Kb2 Rxc5 24. Ba4+ Rc2+ 25. Bxc2#

Very cool...

The clue is of course 23. Kb3 the famous quiet move after a long serie
of checking moves. Position saved in the database :)

- Ed -


>- JC




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