Question: which lake is the deepest in the united states
[{'answer': 'Crater', 'provenance': [{'wikipedia_id': '7379631', 'title': 'List of lakes by depth', 'start_paragraph_id': 13, 'start_character': 52, 'end_paragraph_id': 13, 'end_character': 58, 'bleu_score': 1.0, 'section': 'Section::::Greatest maximum depth by continent.\n'}]}]