Question: Which film has the director who is older than the other, The Invisible Ones or Operacja Samum? 
Sentence (from "Władysław Pasikowski"): Pasikowski is also the author of the science fiction novel" I, GelerthJa, Gelerth"( Zebra)) which in 1993 was nominated for the Janusz A. Zajdel Award.
Relevant evidence: No