Question: who played my fair lady in the movie
[{'answer': 'Audrey Hepburn', 'provenance': [{'wikipedia_id': '4836072', 'title': 'My Fair Lady (film)', 'start_paragraph_id': 2, 'start_character': 15, 'end_paragraph_id': 2, 'end_character': 29, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '4836072', 'title': 'My Fair Lady (film)', 'start_paragraph_id': 2, 'start_character': 0, 'end_paragraph_id': 2, 'end_character': 373, 'bleu_score': 0.8627275902000431, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 10154435456919293283}, 'section': 'Section::::Abstract.'}]}]