Question: Which film has the director who is older than the other, Away Goes Prudence or Shakes the Clown? 
Sentence (from "John S. Robertson"): John Stuart Robertson (14 June 1878 – 5 November 1964) was a Canadian born actor and later film director perhaps best known for his 1920 screen adaptation of "Dr. Jekyll and Mr. Hyde", starring John Barrymore.
Relevant evidence: Yes