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.

Ex Input:
Who wanted to create a railroad from cape town to cairo?

Ex Output:
Who wanted to create a railroad from cape town to cairo originally? 
 Edwin Arnold


Ex Input:
Who is the actor in chitty chitty bang bang?

Ex Output:
Who is the actor who played Caractacus Potts in Chitty Chitty Bang Bang? 
 Dick Van Dyke


Ex Input:
When did construction start on the great wall of china?

Ex Output:

When did construction start on the first versions of the great wall of china? 
 Pre-imperial China