Yuri Norstein - Tale of tales

From wikipedia: Tale of Tales (Russian: Сказка сказок, Skazka skazok) is a 1979 Soviet/Russian animated film directed by Yuriy Norshteyn and produced by the Soyuzmultfilm studio in Moscow. It has won numerous awards, has been acclaimed by critics and other animators, and has received the title of greatest animated film of all time in various polls.

Urs

For many years Urs has had to look after his aging mother. But now he sets out for a dangerous journey: He carries his mother up a mountain to find a better place for both of them. But she wants to stay at home. 

Direction/script: Moritz Mayerhofer