Complex sentence: It is presented in the format of 10, one episode to be focused on each artist and their hopeful music careers and the three last ones filmed behind the scenes while preparing for the live performance at les Francofolies de Montréal.
Split into simpler sentences: It is presented in the format of 10 episodes, each episode is focused on one of artists and their hopeful music careers. The three last ones are filmed behind the scenes while preparing for the live performance at les Francofolies de Montréal.