Show MatchProblem

def show_input(self, template_helper, language, seed):
        """ Show MatchProblem """
        header = ParsableText(self.gettext(language, self._header), "rst",
                              translation=self._translations.get(language, gettext.NullTranslations()))
        return str(DisplayableMatchProblem.get_renderer(template_helper).tasks.match(self.get_id(), header))