Roman's 14 & 15: Improve your Combinational Prep & Tactical Skills

Volume 14 Featured topics include:
Thematic combinations, intuition, pattern recognition, most unusual combinations, combinations in the opening that come from nowhere in the Caro-Kann, Dutch and Grunfeld. Roman's best combinational and tactical game ever.
Volume 15 Featured topics include: Multiple thematic combinations in the Nimzo Indian, Unexpected tactical shots in the Scotch, Thematic counter combinations in the Ruy Lopez, Complex combination in the English, Unusual endgame tactics and combinations and quiet tactical moves.