(Positional Play. Book One: Activity. Cooperation). The book is intended for intermediate and stronger players. It contains 437 deeply explained examples on the topics of activity and cooperation of pieces. Pictures 2-4 show the contents of the book. According to Impressum, circulation 50 copies. The author is a long-year trainer. He is going to publish a total of 6 books with the theme Positional Game. The books will be independent of each other and will address the following topics: 1. Aktivnost. Vzaimodeystvie; 2.Peshechnye khody; 3.Razmeny; 4.Profilaktika. Zashchita. Kontrataka; 5.Partii 20 vek; 6.Partii 21 vek.