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 Q]: how long is a tracking number for ups
[EX A]: 18 characters

[EX Q]: who sang the song the night begins to shine
[EX A]: B.E.R.

[EX Q]: how many episodes are on season 3 of empire
[EX A]:
18