Premise: Identification Marks: None (Polish: Rysopis ) is a 1964 Polish drama film directed by Jerzy Skolimowski. It was the first feature film directed by Skolimowski, after the shorts "Erotique", "Little Hamlet", "The Menacing Eye", "Boxing" and "Your Money or Your Life".
Hypothesis: The first feature film directed by Skolimowski was called Identification Marks: None (Polish: Rysopsis) in 1964.