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: What is yahoo
Output: 



Output:
are you referring to a crazy person
do you want to know about yahoo the company or yahoo the word
do you want to know how yahoo is performing as a business
shall i take you to any specific pages of yahoo web site
what would you like to know about yahoo
are you referring to the email client
are you referring to the insane person across the street
are you referring to the internet browser
are you referring to the search engine
are you talking about the stock price of the giant
do you need to contact yahoo
do you want to access yahoo mail
do you want to access yahoos twitter feed