Generate a correct and concise answer for the question based on the words in the context.

[EX Q]: Context : The film was adapted by Wilder and Edwin Blum from the Broadway play by Donald Bevan and Edmund Trzcinski which was based on their experiences as prisoners in Stalag 17B in Austria. 
Question : The Stalag 17 is based upon what?
[EX A]: Donald Bevan

[EX Q]: Context : The Prince of Headwaiters is a 1927 American silent drama film directed by John Francis Dillon. 
Question : Who id the director for The Prince of Headwaiters?
[EX A]: John Francis Dillon

[EX Q]: Context : Bad Girls Road Trip is an American reality television series which aired on Oxygen from June 12, 2007, to July 24, 2007. 
Question : Where can you find the show Bad Girls Road Trip?
[EX A]:
Oxygen