@sportsref.decorators.memoize<EOL><INDENT>def stadium(self, year):<DEDENT>
anchor = self._year_info_pq(year, '<STR_LIT>')('<STR_LIT:a>')<EOL>return sportsref.utils.rel_url_to_id(anchor.attr['<STR_LIT>'])<EOL>
Returns the ID for the stadium in which the team played in a given
        year.

        :year: The year in question.
        :returns: A string representing the stadium ID.