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\*.

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

who founded the church of latter day saints
Joseph Smith

who has won more oscars then anyone else

Katharine Hepburn