Dark lord
A new book, Opening Repertoire: The Nimzo-Indian and Bogo-Indian by Christof Seilecki (Everyman Chess), focuses on the ever popular Nimzo-Indian and Bogo-Indian Defences. The former arises after 1 d4 Nf6 2 c4 e6 3 Nc3 Bb4 while the latter commences 1 d4 Nf6 2 c4 e6 3 Nf3 Bb4+. The possibilities for transposition are legion.
