Question: actress who played emily walters in the recent movie hampstead
[{'answer': 'Diane Keaton', 'provenance': [{'wikipedia_id': '54024051', 'title': 'Hampstead (film)', 'start_paragraph_id': 1, 'start_character': 229, 'end_paragraph_id': 1, 'end_character': 241, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '54024051', 'title': 'Hampstead (film)', 'start_paragraph_id': 3, 'start_character': 0, 'end_paragraph_id': 3, 'end_character': 41, 'bleu_score': 0.6147881529512641, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 4167764005756547373}, 'section': 'Section::::Cast.\n'}]}]