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.

Context : Firehouse Dog is a 2007 American family film produced by Regency Enterprises and distributed by 20th Century Fox. 
Answer : Regency Enterprises
What production company was involved in Firehouse Dog?

Context : The Curse of Naar is the twentieth book in the award-winning Lone Wolf book series created by Joe Dever. 
Answer : Lone Wolf
Which series is The Curse of Naar apart of?

Context : Redwood Curtain is a 1995 American dramatic TV movie created by Hallmark Hall of Fame, and directed by John Korty based upon the 1993 Broadway play of the same name by Lanford Wilson. 
Answer : Hallmark Hall of Fame

What production company was involved in Redwood Curtain?