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Subject: Re: "A fantastic mate in seven"

Author: William Bryant

Date: 15:47:18 03/10/00

Go up one level in this thread


On March 10, 2000 at 16:34:35, José Antônio Fabiano Mendes wrote:

>Source:
>http://www.correspondencechess.com/games/kopecg0.htm
>Kopec-Sowrey,analysis,"North Athantic Team Tournament",1990
>2r1k2r/Q1P1n1pp/1pq5/5b2/2B2n2/8/PP3PPP/K2RR3 w - -
>35.Rd8+ Rxd8 36.Rxe7+!! Kxe7 37.c8N+!! Kf6 38.Qe7+ Kg6
>39.Bf7+ Kh6 40.Qh4+ Nh5 41.Qxh5#
>Recently people have been discussing here the underpromotion
>theme,I think this position is a worthy addition to the files.
>        Enjoy,JAFM

Best move is found instantly, the mate found soon thereafter.

Screamer (running in the background) finds this in 10 seconds.
(Probably ~8 seconds otherwise)

Welcome to Screamer 1.00  Build 49
Current Hash Table Size: 8192 K bytes
Current Pawn Hash Size: 2048 K bytes

New Board Position
2r1k2r/Q1P1n1pp/1pq5/5b2/2B2n2/8/PP3PPP/K2RR3 w - -
Move 1 W>>
PLY       NODES     TIME    SCORE  PV
__________________________________________________
 5/00     92994     1.664   +0.77  Rd8+ Rxd8 cxd8=Q+ Kxd8 Qxe7+ Kc8 Ba6+ Kb8
Qe5+
							Qc7 Qxf5 Nxg2
 6/00    247440     4.505      ++  Rd8+
 6/00    573204    10.058 +327.54  Rd8+ Rxd8 Rxe7+ Kxe7 c8=N+ Kf6 Qe7+ Kg6 Bf7+
							Kh6 Qh4+ Nh5 Qxh5++
 7/00   1567664    25.466 +327.54  Rd8+ Rxd8 Rxe7+ Kxe7 c8=N+ Kf6 Qe7+ Kg6 Bf7+
							Kh6 Qh4+ Nh5 Qxh5++
     ----- Search Stopped -----
     Total Search Time: 25seconds
     Move: Rd8+

William
wbryant@ix.netcom.com

Screamer can be found at:
http://pweb.netcom.com/~wbryant/screamer.html



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