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]: who discovered the subatomic particles of an atom
[EX A]: James Chadwick

[EX Q]: who has the most pga tour wins in a season
[EX A]: Byron Nelson

[EX Q]: when did brad johnson play for the vikings
[EX A]:
1992–1998