In this task, You are given an open-domain question that can be answered based on factual information. Your task is to provide \*short\* answer (in a few words only) for the given question. The short answer can be one or more entities or it can also be boolean \*yes\* or \*no\*.

Ex Input:
when was the a* introduced at a level

Ex Output:
2010


Ex Input:
who won the wwe championship elimination chamber 2015

Ex Output:
Dean Ambrose


Ex Input:
who features in birds in the trap sing mcknight

Ex Output:

Kendrick Lamar