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 Q]: Who has won the 2017 women's single korea open super series badminton tournament?
[EX A]: Which person has won the 2017 women's single korea open super series badminton tournament? 
 Pusarla Venkata Sindhu

[EX Q]: When did paper pound notes go out of circulation?
[EX A]: When did paper 1 pound notes go out of circulation? 
 11 March 1988

[EX Q]: What is a symbol of the united states?
[EX A]:
What is the flag symbol of the united states? 
 Flag of the United States