instruction:
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\*.
question:
when was the first plane used in war
answer:
1911


question:
when does lexi die in grey's anatomy
answer:
the eighth-season finale


question:
which team has the most super bowls wins
answer:

Pittsburgh Steelers