Question: how long does it take for titan to orbit saturn
[{'answer': '15 days and 22 hours', 'provenance': [{'wikipedia_id': '47402', 'title': 'Titan (moon)', 'start_paragraph_id': 12, 'start_character': 31, 'end_paragraph_id': 12, 'end_character': 51, 'bleu_score': 1.0, 'section': 'Section::::Orbit and rotation.\n'}]}, {'provenance': [{'wikipedia_id': '47402', 'title': 'Titan (moon)', 'start_paragraph_id': 12, 'start_character': 0, 'end_paragraph_id': 12, 'end_character': 837, 'bleu_score': 0.9300480896891771, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 15974552313238898982}, 'section': 'Section::::Orbit and rotation.\n'}]}]