Question: what is the lowest place in north america
[{'answer': "Death Valley 's Badwater Basin", 'provenance': [{'wikipedia_id': '46797', 'title': 'Death Valley', 'start_paragraph_id': 2, 'start_character': 0, 'end_paragraph_id': 2, 'end_character': 32, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]