The book of the world chess champion A.E. Karpov and chess master, candidate of technical sciences E.Ya. Gika acquaints the reader with various aspects of chess. The first part includes stories about matches for the chess crown and decisive games, about chess combinations, problems, sketches and puzzles. The second part is devoted to the game of computers. The third part of the book consists of the games of the world champion. The 2nd edition of the book contains a number of new materials, reflects the chess events of recent years. Most of the games commented by A.E. Karpov, played by him after the release of the 1st edition of the book. For schoolchildren, teachers, students, chess lovers.