Question: who plays chief of surgery in the resident
[{'answer': 'Bruce Greenwood', 'provenance': [{'wikipedia_id': '54014171', 'title': 'The Resident (TV series)', 'start_paragraph_id': 45, 'start_character': 39, 'end_paragraph_id': 45, 'end_character': 54, 'bleu_score': 1.0, 'section': 'Section::::Production.:Casting.\n'}]}]