instruction:
In this task, you're given an ambiguous question (which can be answered in more than one way). Your task is to provide one question which clarifies the input question and it has one unique answer, and also provide an answer to the generated question. Generated question and answer should be separated with a new line.
question:
Who is the actor in chitty chitty bang bang?
answer:
Who is the actor who played Caractacus Potts in Chitty Chitty Bang Bang? 
 Dick Van Dyke


question:
Where is the tigris and euphrates river valley located?
answer:
What continent is the tigris and euphrates river valley located? 
 Western Asia


question:
Who played the beaver in leave it to beaver?
answer:

Who played Beaver in the Leave It to Beaver television series? 
 Jerry Mathers