Deep Fritz 11 is also sixth on the same list, with a rating of 3097. On the December 2010 edition of the CCRL rating list, Deep Fritz 12 placed sixth with an Elo rating of 3088, 29 points higher than Deep Junior 11.1a 圆4, and 174 points lower than no. Deep Fritz 11 is eighth on the same list, with a rating of 3073. On SSDF's September 2010 rating list, Deep Fritz 12 placed sixth with a rating of 3110, 135 points higher than Deep Junior 10.1, and 103 points lower than no. In this match, Kramnik blundered away game 2, allowing a mate in one. On June 23, 2005, in the ABC Times Square studios, the AI Accoona Toolbar, driven by a Fritz 9 prototype, drew against the then FIDE World Champion Rustam Kasimdzhanov.įrom November 25 to DecemDeep Fritz played a six-game match against Kramnik in Bonn. Some UCI engines can also make use of Handicap, eg. Chessbase native engines can use the Handicap feature: Chess Tiger, Crafty, the Fritz engine, Hiarcs, Houdini, Junior, Rybka, Shredder and Zappa. In 2004, Fritz 8 added a Handicap and Fun mode, allowing players to choose the Elo rating and style that the engine will use. Fritz 9 added a 3D virtual opponent, the Turk. In November 2003, X3D Fritz, a version of Deep Fritz with a 3D interface, drew a four-game match against Garry Kasparov.įritz 8, which appeared around this time, provided a 3D Spanish room setting for games to take place. Fritz 7, which was released that year, included the ability to play on the Playchess server. In 2002, Deep Fritz drew the Brains in Bahrain match against Vladimir Kramnik 4–4. Fritz 5.32 was released soon after replacing the 16 bit architecture with a 32 bit one.

In 1998, Fritz 5 was released including a Friend mode which would cause the engine to adjust its strength of play over the course of a game based on the level the opponent appeared to be playing. This was the first time that a program running on a consumer level microcomputer defeated the mainframes that had previously dominated this event. In 1995, Fritz 3 won the World Computer Chess Championship in Hong Kong, beating an early version of Deep Blue. and Fritz throughout the rest of the world.

Morsch adapted his Quest program, and ChessBase released it for sale that year as Knightstalker in the U.S.

In 1991, the German company ChessBase approached the Dutch chess programmer Frans Morsch about writing a chess engine to add to the database program which they sold.

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