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\*.

Example Input: who is the president of the united states 2016
Example Output: Barack Obama

Example Input: who sang the song can't take my eyes off of you
Example Output: Frankie Valli

Example Input: when did the olympics start every 2 years
Example Output:
1994