International Master Christof Sielecki presents a repertoire for Black based on the Nimzo-Indian and Bogo-Indian defenses. The Nimzo-Indian has always enjoyed a reputation as a dynamic, reliable defense against 1 d4 and continues to be as popular as ever at all levels. When White avoids the Nimzo-Indian with 3 Nf3 or 3 g3, however, Black needs to find another solution. Sielecki solves this perennial problem by also offering a repertoire with the Bogo-Indian Defense. In both the Nimzo and the Bogo-Indian, Sielecki focuses on lines in which Black adopts a dark-square strategy. This creates a...