Security Warning: WildCat site
Firefox message: "This web site at igorkorshunov.narod.ru has been reported
as an attack site and has been blocked based on your security preferences."

What happened when Google visited this site?

"Of the 5 pages we tested on the site over the past 90 days, 4 page(s)
resulted in malicious software being downloaded and installed without user
consent. The last time Google visited this site was on 2009-07-31, and the
last time suspicious content was found on this site was on 2009-07-31."

Engine Updates

Update: Chesley the Chess Engine 267 (WB)
no build for this version yet
latest builds: 258(Win32), 241(Mac)
- Use exceptions rather than manually unwinding the stack when time is elapsed (259)
- Break out the case of searching the root into new function root_search (259)
- Implement mate distance pruning (259)
- Implement delta pruning (259)
- Compute pawn_counts and piece_counts incrementally rather than in Eval::Score (260)
- Fix bug in En Passant handling introduced in previous revision (261)
- Add assertion and debug output in in_check (262)
- Use a table based approach to compute mobility scores (263)
- Fix bad indexing in mobility tables (264)
- Activate new mobility scheme (265)
- Tiny optimizations (266)
- Backout wrong change to search.cpp (267)
http://sourceforge.net/projects/chesley/

Update: Ifrit j1_3 (UCI)
with C++ source (Russian comments)
- Fixed error when the specified time on the course. Regardless of the time the search was conducted at a depth of one ply
- The evaluation function is divided into several functions
- Parameters of assessment rendered to an external file. Now you can adjust the assessment
- Did the emergency move, if the search was delayed for far too deep
- Null move reduction up to 2 to 3
http://translate.google.com/translate?u=http%3A%2F%2Fandchess2006.narod.ru%2F&hl=en...

Update: Protector 1.2.7 (UCI)
another revision to the source code today (rev. 20)
new 32-bit builds for Win and Linux along with the 64-bit builds
- smp support for tablebases improved
http://sourceforge.net/projects/protector/

Info Only: Slibo
another 3 commits to the source code (commits = 134)
http://sourceforge.net/projects/slibo

Info Only: Down chess websites
Averno site down for 23 days
Pierre site down for 56 days
SuperChessEngine site down today, bringing down Naum, Smash, and Toga
Flux site back up
Posix ports & Polyglot pages (by Michel Van den Bergh) back up
Spin Chess (unreleased) site back up

Chess News

Update: Polyglot 1.4.38b
Michel Van den Bergh's Linux and Windows builds based on Fonzy Bluemers modification
of Fabien Letouzey's Polyglot with original work and bugfixes
- MSVC++ portability fixes (E.M.)
http://alpha.uhasselt.be/Research/Algebra/Toga/polyglot-release/