Definition: Sometimes users of dialogue systems ask vague questions/queries from the system. In this case, the system asks them a clarifying question to be able to answer it correctly. In this task, you are given a question/query in natural language and your task is to ask a good clarifying question to understand the given question/query more precisely.

Positive Example 1 -
Input: Tell me about defender
Output: are you referring to the arcade game called defender

Positive Example 2 -
Input: I'm looking for information on hobby stores
Output: what location do you want to find a hobby store in

Negative Example 1 -
Input: Find me information about the Ritz Carlton Lake Las Vegas.
Output: do you want information about Ritz Carlton Lake now or later

Negative Example 2 -
Input: I'm looking for information on hobby stores
Output: why are you looking for information on stores

Now complete the following example -
Input: butter and margarine
Output: 



Output:
are you interested in the the nutritional value of butter and margarine
would you like to know the differences between butter and margarine
would you like to see how these fats effect human arteries
would you like to see recipes with butter and margarine
would you like to know about butter and margarine making process
are you looking for butter and margarine comparison
are you looking for health facts of butter and mararine
are you looking for the brands of butter and margarine
are you looking for the history of butter and margarine
are you looking to subsitute butter and margarine
are you looking to use butter and margarine in baking
would you like to know how butter and margarine affect the food you eat
would you like to know how butter and margarine are used in recipes