Deep Blue versus Garry Kasparov normal chess tournament conditions, and in particular, time controls. "February 11". The second game began with the Open Catalan Opening. Kasparov played in what could be called a preemptive style blocking all Deep Blue's attempts. The game lasted for 73 moves but eventually Deep Blue's operator had to resign the game for the computer in a position where both players had a bishop but Kasparov had three pawns to Deep Blue's one. "February 13". In the third game Kasparov played the Sicilian Defence to which Deep Blue responded with the Alapin Variation. The game lasted for 39 moves and was
Computer chess able to draw matches against former world champion Garry Kasparov and classical world champion Vladimir Kramnik. In October 2002, Vladimir Kramnik and Deep Fritz competed in the eight-game Brains in Bahrain match, which ended in a draw. Kramnik won games 2 and 3 by "conventional" anti-computer tactics – play conservatively for a long-term advantage the computer is not able to see in its game tree search. Fritz, however, won game 5 after a severe blunder by Kramnik. Game 6 was described by the tournament commentators as "spectacular." Kramnik, in a better position in the early middlegame, tried a piece sacrifice