Question: who played the mother in man on fire
[{'answer': 'Radha Mitchell', 'provenance': [{'wikipedia_id': '525305', 'title': 'Man on Fire (2004 film)', 'start_paragraph_id': 1, 'start_character': 600, 'end_paragraph_id': 1, 'end_character': 614, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]