Author: Peter Kappler
Date: 18:37:13 12/03/01
Go up one level in this thread
On December 03, 2001 at 17:40:08, Miguel A. Ballicora wrote: >On December 03, 2001 at 16:54:01, Peter McKenzie wrote: > >>On December 03, 2001 at 16:20:44, Steffen Jakob wrote: >> >>>On December 03, 2001 at 12:38:34, Peter McKenzie wrote: >>> >>>>On December 03, 2001 at 06:35:30, Steffen Jakob wrote: >>>> >>>>>On December 03, 2001 at 06:32:12, Jouni Uski wrote: >>>>> >>>>>>On December 03, 2001 at 06:28:23, Steffen Jakob wrote: >>>>>> >>>>>>>On December 03, 2001 at 03:49:49, Peter McKenzie wrote: >>>>>>> >>>>>>>>Version one of my endgame test suite (50 positions) is finally ready for public >>>>>>>>consumption. It can found at: >>>>>>>> >>>>>>>>http://homepages.caverock.net.nz/~peter/eg_test/eg_test.htm >>>>>>>> >>>>>>>>The web pages need a bit of work, but hopefully they will do for now. >>>>>>>> >>>>>>>>Thanks to everyone who contributed positions, analysis, ideas etc. >>>>>>>> >>>>>>>PET005 and PET006 seem to be the same position. >>>>>>> >>>>>>>Greetings, >>>>>>>Steffen. >>>>>> >>>>>>Yes, but different color to move! >>>>>> >>>>>>Jouni >>>>> >>>>>Oh, sorry! I didnt look at the color because I saw that in both positions b3 was >>>>>the best move :-) >>>> >>>>Ah yes, I thought that was kind of amusing. >>>> >>>>How does Hossa do on the test? >>>> >>>>At 60sec/position my program gets 23/50, for 190 points out of a possible 500. >>>>So not a greatly impressive result, although I have no idea how other programs >>>>do. >>> >>>I get 15/50 :-( >>> >>>I like this test suite a lot... a lot of work to be done. >> >>Glad you like it Steffen, I put a lot of effort into creating it! >>I had to stop myself from modifying LambChop to try to solve each new position I >>found, otherwise I would never have finished creating the test suite :-) > >Thanks Peter for collecting these positions. >I do not know whether the test will reflect strength of a program in real >endgames (time will tell), but I am sure that the positions are wonderful to >work with. There are many themes that are very important. >As steffen said, lot of work to be done. > >Endgame is something I barely touched in my program and will use your positions >eventually. The interesting thing is that there several that I consider myself >to use them! For instance Karpov Ng2 is a position that made a strong impression >on me for a long time. Shirov's Bxh3 and the couple that you have from >Rubinstein (a true giant on the endgame) are really good. > >Regards, >Miguel >PS: I like the one that you create that starts with Bh3! (to triple the pawns on >the h file and draw) > Believe it or not, Bh3!! actually wins in that position. One of my all-time favorite moves. :) -Peter
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