Changes

a [[Chess Engine Communication Protocol]] compatible chess engine by [[Roland Pfister]], later versions were [[UCI]] compliant, featuring a [[Parallel Search|parallel search]] and own [[Endgame Bitbases|endgame bitbases]], and were able to play [[Chess960]] <ref>[http://web.archive.org/web/20090430124900/http://www.superchessengine.com/patzer.htm Patzer 3.80], [https://en.wikipedia.org/wiki/Wayback_Machine Wayback Machine]</ref>. Patzer is famous for solving the [[Behting Study]] <ref>[http://www.rebel.nl/authors.htm Meet the Authors - PATZER, Roland Pfister] hosted by [[Ed Schroder|Ed Schröder]]</ref> <ref>[https://www.stmintz.com/ccc/index.php?id=259020 Re: Position solved] by [[Roland Pfister]], [[CCC]], October 14, 2002</ref> and a special [[Draw|draw heuristic]] for checking sequences. Patzer was available as [[ChessBase#YoungTalents|Young Talent]] by [[ChessBase]] running under the [[Fritz#FritzGUI|Fritz6 GUI]] <ref>[http://www.chessbase.com/support/support.asp?pid=100 Support - ChessBase, May 28th, 2000] (dead link)</ref>.