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: I'm looking for keyboard reviews
Output: 



Output:
are you interested in digital pianos
do you just want to rated keyboards
do you want to know about built in keyboards
do you want to know about piano keys
what brand of keyboards are you looking for
would you like information on this years keyboards
are you interested in electronic keyboard reviews
are you looking for a musical keyboard or a computer keyboard
are you looking for places to buy keyboards
are you needing wireless or wired keyboard reviews
what type of keyboard reviews are you looking for
would you like to know reviews for the best electronic keyboard
are you interested in gaming keyboards
do yo want to know about keyboards internationally