From being little more than toys, in the late 1970's, chess computers have risen to challenge the mightiest grandmasters on the planet. Kasparov himself narrowly succumbed to Deep Blue in 1997, but since then the champions such as Kramnik and Kasparov himself have held their own against the best silicon monsters. Then, in mid-2005, Grandmaster Michael Adams, a world title contender, was swept away by the all-devouring Hydra in a match which may well mark the advent of machine supremacy in the ultimate thinking game
Or so it says here.
... to do with chess Index