Book excerpt: “Know Thy Enemy” Sun Tsu, The Art of War Understanding what your opponent is planning to do or trying to accomplish is one of the core skills required to take your game to the next level. Viktor Kortchnoi once wrote, Well, if you do not check what your opponent is doing, you will end up complaining about bad luck after every game. This book consists of four chapters, all associated with the ability to think not only for yourself, but also for your opponent, to put yourself in his place. In this book, renowned author and chess trainer Mark Dvoretsky supplies the reader with high-quality material for independent training. Each chapter starts with a short theoretical section. Then dozens of exercises are given, from easy, even elementary, to difficult. Training your skills in searching for a move and calculating variations will help you at all stages of the game – which is why among the almost 500 exercises, there are opening, middlegame and endgame positions. Finally, the comments in the Solutions are quite detailed. Throughout the book, the author has tried to set forth the logic of the search for a solution, to show how a player can come to the right conclusions at the board. Recognizing Your Opponent’s Resources is virtually unique in chess literature. And Sun Tsu would surely have approved...