Author: Terry McCracken
Date: 17:21:08 01/20/02
Go up one level in this thread
On January 19, 2002 at 13:16:38, Terry McCracken wrote: >On January 19, 2002 at 13:13:13, Terry McCracken wrote: > >>On January 19, 2002 at 03:50:40, Matthias Gemuh wrote: >> >>> >>>How long does your program take? >>>Yace, Goliath Light, Nimzo, Comet and CM8000 need only seconds !! >>>What of Shredder, Tigers, Junior, Hiarcs and Fritz? >>> >>>[D]5r2/r3Npkp/3pn1p1/qbnNp2P/1p2P3/5P2/PP1QB1P1/1KR4R w - - 0 1 >>> >>>HyLogicChess needs 51 minutes :( on an Athlon 1.4 GHz, 32 MB Hash. >>>Looks like I must go optimizing extensions again. >>> >>>[1] (0.90) 1.Bxb5 (00h:00m:00s) >>>[2] (0.91) 1.h6 Kh8 2.Bxb5 (00h:00m:00s) >>>[3] (0.91) 1.h6 Kh8 2.Bxb5 Qxb5 (00h:00m:00s) >>>[4] (1.30) 1.h6 Kh8 2.Bxb5 Qxb5 3.Rhd1 (00h:00m:00s) >>>[5] (0.77) 1.b3 Bxe2 2.Qxe2 Raa8 3.g3 (00h:00m:01s) >>>[6] (-0.54) 1.h6 Kh8 2.Nxb4 Bxe2 3.Qxe2 Rxe7 4.Nc6 Nd4 (00h:00m:12s) >>>[7] (0.24) 1.b3 Nxb3 (00h:00m:32s) >>>[8] (0.90) 1.Bc4 Nxe4 2.h6 Kh8 3.fxe4 Bxc4 4.Nxb4 d5 5.exd5 (00h:01m:07s) >>>[9] (0.66) 1.Nxb4 Bxe2 2.Qxe2 Rxe7 3.Nd5 Rd7 4.b4 Nd4 5.bxa5 (00h:02m:38s) >>>[10] (2.03) 1.Bc4 gxh5 2.Qxb4 Qxb4 3.Nf5 Kg8 4.Nxb4 Bxc4 5.Rxc4 Rd8 >>>(00h:10m:26s) >>>[11] (6.39) 1.Bc4 Kh8 2.Qh6 (00h:33m:53s) >>>[12] (+Mate in 10) 1.Qh6 Kxh6 2.hxg6 Kg5 3.Rh5 Kxh5 4.f4 Bxe2 5.Nf6 Kh6 6.Rh1 >>>Bh5 7.Rxh5 Kg7 8.Ne8 Rxe8 9.Rxh7 Kf6 10.Rxf7 (00h:51m:14s) >>> >>>Regards, >>>Matthias. >> >> >>Funny, this position was posted at CCC last year. Either during the >>summer or springtime. >> >>This position has been altered for a tactical/mate, problem set. >>I don't remember the name of the test suite it came from. >> >> >>For those who are interested, I'll give the _actual_ position and where it >>can be found. I posted it last year, but since it has been forgotten I'll >>post it again. I found this position in 1989 in CFC (Chess Federation of Canada) >>magazine which is named En Passant, Dec. 89 issue #99, article, What is the >>C.M.A. (Check Mating Attack) by NM and FIDE Master Gordon Taylor former editor >>of En Passant. >>He gave reference to the source. >> >> >>P.F. Schmidt vs P.R. Schmidt, Heidelberg 1946. >> >>It can be found in the Oxford Companion to Chess, p. 291. >> >>[D]r1b2r2/1p1pNpkp/3pn1p1/2pN3P/2PnP3/q3QP2/p3BKP1/1R5R w >> >> >> >>Terry > >Opps I forgot to mention it's a mate in 11 moves. Try your tests with the CORRECT position! Terry
This page took 0 seconds to execute
Last modified: Thu, 15 Apr 21 08:11:13 -0700
Current Computer Chess Club Forums at Talkchess. This site by Sean Mintz.