From the Publisher's Website Discover the fun of mastering the game of chess in the latest edition of the bestselling chess brand available. Chessmaster 9000 is the most comprehensive chess program and the only one that will improve your level of play. Learn how to master your opponent, how to find the best moves, and how to shut out distractions. Improve your play immediately with the new Blunder Alert feature. Test your skills with the new Endgame Quiz from U.S. chess champion and grand master, Larry Evans. Chessmaster 9000 will be your teacher, mentor, and ultimate opponent. Chessmaster 9000 places you where you must master one of history's great challenges -- the age-old game of chess! Avoid common mistakes with Blunder Alert Speed up the action in Speed Chess mode You are invited to test your brain by mastering history's greatest game!