These are the screenshots with the main characters of the film:

9-year-old Ivan Myxhajljuk
which is learning the old trade

82-year-old Ivan Besashcuk
which is a lifelong shepherd

And 39-year-old Vasyl Tonjuk
He is the overseer of Radul, the last
remaining pasture of 78 in the region
where sheep are still tended to professionally