Question: who coined the term aerobics and in what year
[{'answer': 'Dr. Kenneth H. Cooper', 'provenance': [{'wikipedia_id': '166394', 'title': 'Aerobics', 'start_paragraph_id': 3, 'start_character': 65, 'end_paragraph_id': 3, 'end_character': 85, 'bleu_score': 1.0, 'section': 'Section::::History.\n'}]}, {'answer': '1968', 'provenance': [{'wikipedia_id': '166394', 'title': 'Aerobics', 'start_paragraph_id': 3, 'start_character': 506, 'end_paragraph_id': 3, 'end_character': 510, 'bleu_score': 1.0, 'section': 'Section::::History.\n'}]}, {'provenance': [{'wikipedia_id': '166394', 'title': 'Aerobics', 'start_paragraph_id': 3, 'start_character': 0, 'end_paragraph_id': 3, 'end_character': 824, 'bleu_score': 0.623580858900292, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 10841209973174378507}, 'section': 'Section::::History.\n'}]}]