In this book, the authors set themselves a very modest goal - to acquaint the reader with examples of the art of chess studies. However, as is often the case, starting with particular questions, one inevitably encounters common problems. Chess is loved by many, and because of their accessibility, chess reciprocate. Thanks to the growing popularity in the world, chess has become the cultural need of modern man. Grandmasters Alexander Khalifman and Leonid Yudasin drew attention to this in the opening article and afterword. They carefully, with genuine interest read the manuscript and made a number of significant corrections and remarks.