Deep Blue (chess computer) to become familiar with computer game play in general. Writer Nate Silver suggests that a bug in Deep Blue's software led to a seemingly random move (the 44th in the first game of the second match) which Kasparov misattributed to "superior intelligence". Subsequently, Kasparov experienced a drop in performance due to anxiety in the following game. Kasparov rejects this interpretation. Computer scientists believed that playing chess was a good measurement for the effectiveness of artificial intelligence, and by beating a world champion chess player, IBM showed that they had made significant progress. After the loss, Kasparov said that he sometimes
Anti-computer tactics and the computer program Deep Fritz 7, held in October 2002. The match ended in a tie 4-4, with two wins for each participant and four draws. In the 1997 Deep Blue versus Garry Kasparov match, Kasparov played an anti-computer tactic move at the start of the game to get Deep Blue out of its opening book. Kasparov chose the unusual Mieses Opening and thought that the computer would play the opening poorly if it had to play itself (that is, rely on its own skills) rather than use its opening book. Kasparov played similar anti-computer openings in the other