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:
When did they start the 3 point shot in basketball?
answer:
When did they start experimenting with the 3 point shot in basketball? 
 1945


question:
What is the largest coin in the us?
answer:
What is the largest coin ever minted in the us? 
 gold "Half Union" pattern in 1877


question:
Who sings anything you can do i can do better?
answer:

Which characters sing anything you can do i can do better in the 1946 musical? 
 Annie Oakley and Frank Butler