Question: Which film has the director who was born earlier, Riverboat Rhythm or Khiladi 420?
Sentence (from "Khiladi 420"): It is the seventh installment in the" Khiladi" series starring Kumar, which included" Khiladi"( 1992)," Main Khiladi Tu Anari"( 1994)," Sabse Bada Khiladi"( 1995)," Khiladiyon Ka Khiladi"( 1996)," Mr. and Mrs. Khiladi"( 1997) and" International Khiladi"( 1999).
Relevant evidence: No