Question: who played the butcher in gangs of new york
[{'answer': 'Daniel Day - Lewis', 'provenance': [{'wikipedia_id': '188902', 'title': 'Gangs of New York', 'start_paragraph_id': 36, 'start_character': 493, 'end_paragraph_id': 36, 'end_character': 511, 'bleu_score': 1.0, 'section': 'Section::::Production.\n'}]}]