Computer chess built in by the evaluation function and pruning/extension rules began to match the best players in the world. It turned out to produce excellent results, at least in the field of chess, to let computers do what they do best (calculate) rather than coax them into imitating human thought processes and knowledge. In 1997 Deep Blue defeated World Champion Garry Kasparov, marking the first time a computer has defeated a reigning world chess champion in standard time control. Computer chess programs consider chess moves as a game tree. In theory, they examine all moves, then all counter-moves to those moves,
1997 World Series 1997 World Series The 1997 World Series was the championship series of Major League Baseball's (MLB) 1997 season. The 93rd edition of the World Series, it was a best-of-seven playoff between the American League (AL) champion Cleveland Indians and the National League (NL) champion Florida Marlins The Marlins, who were underdogs, defeated the Indians, four games to three, to win their first World Series championship. Game 7 was decided in extra innings on a walk-off single hit by Édgar Rentería. The series began on October 18 and ended on October 26 (after midnight October 27). Marlins pitcher Liván Hernández was