Question: Which film has the director who is older than the other, Komisario Palmun Erehdys or Diary Of A Chambermaid (2015 Film)? 
Sentence (from "Komisario Palmun erehdys"): It is set in 1930s Helsinki and centers on Inspector Palmu's investigation of the murder of rich and decadent Bruno Rygseck.
Relevant evidence: No