We conducted an experiment on 100 chess players of different levels, with an elo rating from 1000 to 1800. During 5 weeks, the players played an average of 10 minutes a day of our master position mod with all the premium privileges with premium positions. After that period, the average improvement in elo rating was almost 200 points. We are proud of the achieved results and would like to thank our volunteers for their cooperation. Continue to develop your skills, with us. Ever feeling that solvi