An ideal read for chess players looking to improve their understanding of the semi-closed openings, this book provides a unique insight into the way a top Grandmaster approaches opening theory.In this fourth and concluding volume of Anatoly Karpov's semi-closed openings series, the most important developments in the Grunfeld, Queen's Indian, King's Indian, and Nimzo-Indian Defenses are explained and examined. Each variation is analyzed in depth, using complete games from recent Grandmaster play to illustrate how opening ideas are put into action in the middlegame and endgame.