Question: term given to the urban industrial midwest region
[{'answer': 'The Rust Belt', 'provenance': [{'wikipedia_id': '980865', 'title': 'Rust Belt', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 13, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '980865', 'title': 'Rust Belt', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 456, 'bleu_score': 0.7051687073796861, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 13054816593463498136}, 'section': 'Section::::Abstract.'}]}]