Calculation Training UpdateSN_required false this book is essential reading

this book is essential reading for those playing this complex opening with either colour

The ability to recognize checkmate is a fundamental skill

Take your time for each puzzle

Recommended for ages 6 and up

Robert GP Verhoeven lives in The Hague

Calculation Training UpdateSN_required false this book is essential readingNowadays, many chess players learn opening variations using engines, neglecting the practical side of our game. This DVD shows why it is so important to train your variation calculation skills. Dutch IM Robert Ris has put together training material that he uses when working with students who have an Elo rating of 1400 to 2400. Ris believes that this material is suitable for players of different levels, because every chess player benefits from