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\*.

[Q]: who developed a useful staining method to identify bacteria
[A]: Hans Christian Gram


[Q]: who played the dead friend in the big chill
[A]: Kevin Costner


[Q]: who has hosted the most saturday night live
[A]:
Chevy Chase