Question: how long did it take apollo 8 to orbit the moon
[{'answer': '88.19 minutes', 'provenance': [{'wikipedia_id': '663', 'title': 'Apollo 8', 'start_paragraph_id': 37, 'start_character': 412, 'end_paragraph_id': 37, 'end_character': 425, 'bleu_score': 1.0, 'section': 'Section::::Mission.:Parameter summary.\n'}]}]