Five is the number of world chess championship matches that Garry Kasparov and Anatoly Karpov contested from 1984 to 1990. Yasser Seirawan deeply analyses all 24 games of the 1990 New York/Lyon World Championship Match. Yasser answers all the big questions: who was brilliant, who was belligerent, who blew it, and why. Jonathan Tisdall reports all the news from ringside. Also includes every game (unannotated) played between Kasparov and Karpov, as of June 1991, by opening.