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\*.

has a player on the losing team ever won superbowl mvp
Chuck Howley

who plays stephen in as time goes by
Paul Chapman

where did the term trick or treat come from

Blackie, Alberta