Author: allan johnson
Date: 23:36:27 08/07/03
Go up one level in this thread
On August 07, 2003 at 23:54:42, Mike Byrne wrote: >Hello Crafty Friends, > >One small change - extending pawn pushes a little earlier when there are nothing >but pawns left on the board. > >Helps with a position like this. > >[D]8/kp6/P5p1/2p1p3/2PpP3/3P3Q/4q3/6K1 b - - 0 1 ;bm Qe3+ > >Also, I need your help - I would like to keep track of all my crafty friends - >please respond to this email with the words "my country xxxxx" with "xxxxx" the >name of the country that you consider "home". I will summarize the data and >share with everyone on the next mailing. > > >Best, > >Michael Byrne > > > > > >=========================================================== >Dear Fellow Crafty Chess Enthusiasts: > >Attached is the latest modified Crafty 19.04 Special Edition (SE #2) Package. > >The package includes the latest executable of modified Crafty 19.04 SP (Special) >and all the Fritz 8 files and folders to use the different Crafty personalities. > You may also replace Fritz 8 with any Chessbase engine that has the Fritz 7 or >8 GUI - Shredder 6/7, Junior 8 (not 7) and Hiarcs 8 and Tiger 15 (Chessbase) all >work. These files should also work in Arena and Chesspartner - by right now I >use mostly Fritz 8 GUI. The SE folder even lets you set your own settings. If >you come up with a good settings let me know and I may incorporate it in the >next release. > >There are now 3 methods to “dummy down?Crafty ?> >sd=xx --- very easy to use ?fairly big jumps between levels. Endgame play >suffers as that requires depth. Usually almost instantaneous responses up until >ply 7 or 8 depending on the position on a high end machine. Limited number of >levels. > >Select a “fun?krafty personality ?based on search depth above , plus >non-standard krafty settings. Uses all the clock, simulating a more human like >response in time usage. > >Select any personality ?strong/gm/fun and set the “intensity?command (see >below). Based on 10,000 units, an intensity command will of 5,000 will use only >half the clock time for thinking ?while using the balance of the clock time >with no further searching before making it’s move. Two advantages over “search >depth??literally 10,000 different levels ?incrementing in jumps of 50% will >be like stepping up a half a class in strength. Automatically adapts to any >time control you select. This is also better for endgames while reducing >strength as the search will not artificially stop at a very low search depth, as >it is based on time usage and not search depth > >New: > >Level : "fish" > >Fish plays a 1 ply search - which in some case is still too strong for >beginners. So in this case, the piece values are all the value within 1 point >(pawn) of each other, but they are still in the correct order - that is >queen is still rate the highest . This setting is for children or “brand new?>adult chess players. > >Level GM ?“Philidor? In honor of the legendary French player. > >Command “intensity? Accepts value of 1 to 10,000 with 10,000 being full >strength. I estimate in game/10 , the value of 50 is around 1500/1600 on my >machine. Value of 1 is probably near 1200 ?300. Use the fish or pawngrabber >levels for weaker than 1200. If you select ?5?Crafty will just 25/10,0000 of >it’s allocated time (or 1/400). It's incorporated with the previous developed >"dm" or Delay move function so even though it's weaker power - it will still use >ALL of it's allocated time - ( if you are like me and >do not enjoy instantaneous responses from a "dumbed down program" and you have >high-end machine - you will enjoy this option). It's compatible with all the >other engine options as well. > >Command “beta??to set the root alpha.beta window size ?anywhere from ?0000 >to 10000. ?0,000 seems to offer slight improvement. Crafty self adjusts the >window size almost immediately anyway ?I am not sure why this works ?is it >random ? > >Command “lazy?parameters 0-5?set like an extension “ext lazy 1??it multplies >the default lazy exit parameter by its value. I had good success using ??as >a setting. Under the Fritz GUI, all extensions the wb2uci.eng file are set >using “uci <extension> <value> from 0-60 with 60 being full ply extension., 30 >being half ply etc. > >Example: > >u check <values 0 to 60) >60 = 1 ply >u recapture <values 0 to 60) >etc. > >then for lazy: > >u lazy <values 0 to 300> 300 equals 5x default value for lazy exit. > >From previous releases: > >It has several commands not in regular Crafty: > >“krafty <level>?e.g. “krafty morphy? this is how set the personality from the >command line. It is much easier to set everything from the Fritz 8 GUI. > >“dm?(delay move) - Ideally used with a search depth set to -- say to 3. >Normally >Crafty will move instantly with “sd=3? With delay move on, Crafty will still >search only 3 plies - but it will use all the time as it would normally. If you >are like me and get annoyed by instantaneous response while trying to play >Crafty at a weaker level, you will like this option. You can use it with ANY >time control - it will adjust automatically. > >"value" command to set different values for the pieces. > >A new extension setting is "start_depth", it works like other ext commands "ext >start .5" sets the start deoth extension @ 1/2 ply -- which is the default from >the console of crfaty.rc file. In F8, you may add a spin option to change >start_depth from 0 to 60 , with 30 being the equivalent of 1/2 ply or the >default. In F8, the command line is: > >Start extension=u start|spin|30|0|60. > >...Also included are all the Fritz 8 "eng" folders and files. You will need to >modify to suit your directory setup. I included specific personality settings >as engines as well the SE and ST folders. The SE engine lets you select a >personality from the GUI, the ST engines lets you select the multitude of >various Crafty parameters right from the GUI. In addition, I have modified the >eng files to allow the user to select their own null move settings. > >No crafty.rc file is required - you can modify the eng file to suit your own >taste. It will; however, accept a crafty.rc file if that is your preference. > >The common folder has the executable, the logo and the wb2uci.exe I use. Copy >these to all the engine folders you wish to add and then import the wb2uci.exe >file as you would normally. There are several web pages devoted to explaining >this process better than I can. > >Email me if you wish to receive this package. I normally only send it out once >and then you have to wait until the next version, if there is one. Type >"include" in the subject heading. I may not have time to respond to all emails. > I have over 120 crafty enthusiasts from over 20 different countries now >receiving my modify crafty packages. > >Everybody on this e-mail is “bcc?to protect your privacy. You have requested >to be included on my Crafty distribution list. Should you ever wish to be >removed from this “crafty list? please send me an e-mail with the word “remove?>in the subject heading. This e-mail list will never be shared with anyone. > >Crafty is copyrighted. The copyright is owned and maintained by Bob Hyatt. >This version is provided for free with his consent. I provide Bob with the >source code for all my changes. He determines what, if any, of my changes are >incorporated into the next Crafty release. > >Enjoy! > > >Best > >Michael Byrne >mfbyrne_pa@msn.com
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