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:
who is the secretary of state of usa

Ex Output:
Rex Tillerson


Ex Input:
unix command for copying a file from a directory to another

Ex Output:
cp


Ex Input:
how old do you have to be to serve alcohol in pennsylvania

Ex Output:

18