Question: Which film has the director who is older than the other, La Cuna Vacía or Thayiya Madilu? 
Sentence (from "S. Narayan"): After Singeetam Srinivasa Rao, Narayan is the second director to direct the complete crew of Dr. Rajkumar family — Dr. Rajkumar and his 3 sons.
Relevant evidence: No