def _parse_opponent_abbr(self, game_data):
        """
        Parses the opponent's abbreviation for the game.

        The opponent's 3-letter abbreviation is embedded within the HTML tag
        and needs a special parsing scheme in order to be extracted.

        Parameters
        ----------
        game_data : PyQuery object
            A PyQuery object containing the information specific to a game.
        """
        opponent = game_data('td[data-stat="opp_name"]:first')
        opponent = re.sub(r'.*/teams/', '', str(opponent))
        opponent = re.sub(r'\/.*.html.*', '', opponent)
        setattr(self, '_opponent_abbr', opponent)