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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def opponent_name(self):
 """ Returns a ``string`` of the opponent's name, such as the 'Purdue Boilermakers'. """

        name = re.sub(r'\(\d+\)', '', self._opponent_name)
        name = name.replace(u'\xa0', '')
        return name