Calculation Training in Attack & Defence Vol.1

Do I have to defend against my opponent's threat or can I simply ignore it and look for my own chances? A typical question which has often been asked during practical play. This two volume series on Calculation in Attack & Defence is the ideal guide to develop a good sense for attacking play, while keeping an eye on your opponent's defensive resources and possible counterplay against your own king. At the same time you'll be challenged to defend against your opponent's threats and, given the chance, turn the tables by launching a devastating counter-attack yourself.