TASK DEFINITION: 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.
PROBLEM: Context : ''Hell Is Other Robots'' is the ninth episode of Futurama.
Answer : Futurama

SOLUTION: What series is Hell Is Other Robots part of?

PROBLEM: Context : The 1936 FA Cup Final was a football match between Arsenal and Sheffield United on 25 April 1936 at Wembley.
Answer : 25 April 1936

SOLUTION: When did 1936 FA Cup Final occurr?

PROBLEM: Context : ''Duel Citizenship'' is the fifth episode of the fifth season of the CBS situation comedy How I Met Your Mother and 93rd overall.
Answer : How I Met Your Mother

SOLUTION:
The Duel Citizenship is part of a what series?