Question: who played loretta lynn in coal miners daughter
[{'answer': 'Sissy Spacek', 'provenance': [{'wikipedia_id': '106337', 'title': "Coal Miner's Daughter (film)", 'start_paragraph_id': 1, 'start_character': 393, 'end_paragraph_id': 1, 'end_character': 405, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '106337', 'title': "Coal Miner's Daughter (film)", 'start_paragraph_id': 12, 'start_character': 0, 'end_paragraph_id': 12, 'end_character': 40, 'bleu_score': 0.6147881529512641, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 16131729892980971107}, 'section': 'Section::::Cast.\n'}]}]