Generate a question which can yield the answer mentioned in the input. Generated question must be answered by the answer provided in input, without using any extra knowledge.

Example Input: Context : Marijke Schaar (born 12 November 1944), also known under her maiden name Marijke Jansen, is a former Dutch female tennis player who was active during the 1960s and 70s.
Answer : female
Example Output: What sex is Marijke Schaar?

Example Input: Context : Trace of Stones (German: Spur der Steine) is a 1966 East German film by Frank Beyer.
Answer : Spur der Steine
Example Output: The Trace of Stones is based upon what?

Example Input: Context : CBC Film Festival is a Canadian feature film television series which aired on CBC Television from 1979 to 1980.
Answer : CBC Television
Example Output:
What network did CBC Film Festival air on?