Question: which is the poorest state in the united states
[{'answer': 'Mississippi', 'provenance': [{'wikipedia_id': '1979580', 'title': 'List of U.S. states and territories by income', 'start_paragraph_id': 16, 'start_character': 26, 'end_paragraph_id': 16, 'end_character': 37, 'bleu_score': 1.0, 'section': 'Section::::See also.\n'}]}]