Question: who was the first president to use air force one
[{'answer': 'President Dwight D. Eisenhower', 'provenance': [{'wikipedia_id': '148475', 'title': 'Air Force One', 'start_paragraph_id': 3, 'start_character': 112, 'end_paragraph_id': 3, 'end_character': 142, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '148475', 'title': 'Air Force One', 'start_paragraph_id': 3, 'start_character': 0, 'end_paragraph_id': 3, 'end_character': 228, 'bleu_score': 0.77503610268929, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 10009091930989869318}, 'section': 'Section::::Abstract.'}]}]