Question: Which film has the director who is older than the other, Thavalam (1983 Film) or Veliyattam? 
Sentence (from "P. T. Rajan"): Rajan's son Palanivel Rajan served as a minister of the Dravida Munnetra Kazhagam and speaker of the Tamil Nadu Legislative Assembly from 1996 to 2001.
Relevant evidence: No