Question: who played the role of mahatma gandhi in the famous movie of gandhi
[{'answer': 'Ben Kingsley', 'provenance': [{'wikipedia_id': '369508', 'title': 'Gandhi (film)', 'start_paragraph_id': 1, 'start_character': 369, 'end_paragraph_id': 1, 'end_character': 381, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '369508', 'title': 'Gandhi (film)', 'start_paragraph_id': 1, 'start_character': 17, 'end_paragraph_id': 1, 'end_character': 399, 'bleu_score': 0.7853918932145391, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 13465947763947868364}, 'section': 'Section::::Abstract.'}]}]