Book excerpt: This reference work continues a comprehensive series chronicling men's chess competitions. Listed in this volume are the results of chess competitions from all over the world--including individual and team matches--from 1989 through 1990. Entries record location and, when available, the group that sponsored the event. First and last names of players are included whenever possible and are standardized for easy reference. Compiled from contemporary sources such as newspapers, periodicals, tournament records and match books, this work contains 576 tournament crosstables and 64 match scores, and is indexed by events and by players.