Question: who did the voice of rush limbaugh on family guy
[{'answer': 'Rush Limbaugh', 'provenance': [{'wikipedia_id': '845410', 'title': 'Excellence in Broadcasting', 'start_paragraph_id': 1, 'start_character': 297, 'end_paragraph_id': 1, 'end_character': 310, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]