Question: what is the distance of a mile in feet
[{'answer': '5,280 feet', 'provenance': [{'wikipedia_id': '19159', 'title': 'Mile', 'start_paragraph_id': 1, 'start_character': 65, 'end_paragraph_id': 1, 'end_character': 75, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '19159', 'title': 'Mile', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 172, 'bleu_score': 0.9321022168949711, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 4206799214240215739}, 'section': 'Section::::Abstract.'}]}]