Question: who does rachael macfarlane play in family guy
[{'answer': 'incidental voices', 'provenance': [{'wikipedia_id': '2373425', 'title': 'Rachael MacFarlane', 'start_paragraph_id': 8, 'start_character': 493, 'end_paragraph_id': 8, 'end_character': 510, 'bleu_score': 1.0, 'section': 'Section::::Career.\n'}]}, {'provenance': [{'wikipedia_id': '2373425', 'title': 'Rachael MacFarlane', 'start_paragraph_id': 8, 'start_character': 0, 'end_paragraph_id': 8, 'end_character': 962, 'bleu_score': 0.9879148529393721, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 6728865025586568704}, 'section': 'Section::::Career.\n'}]}]