The Chess Greats of the World, Karpov
The Most Active World Champion of All Time
by Daniel Lovas
Publisher: Caissa Hungary, 2011
Edition: Paperback small
This book contains 50 chess diagrams, each showing a critical position in which a very strong move follows. You can also take part in the interesting chess fights by trying to find the
moves in question.
The game itself is shown on the page after the diagram. And the chess great whose games you can review is Karpov, who was the most active World Champion of all time.