Question: who was the voice of homer simpson's brother
[{'answer': 'Danny DeVito', 'provenance': [{'wikipedia_id': '2206452', 'title': 'Oh Brother, Where Art Thou?', 'start_paragraph_id': 2, 'start_character': 82, 'end_paragraph_id': 2, 'end_character': 94, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '2206452', 'title': 'Oh Brother, Where Art Thou?', 'start_paragraph_id': 2, 'start_character': 0, 'end_paragraph_id': 2, 'end_character': 656, 'bleu_score': 0.9822204502117851, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 11024409771527492857}, 'section': 'Section::::Abstract.'}]}]