Question: what is the distance that light travels in one year called
[{'answer': 'light - year', 'provenance': [{'wikipedia_id': '23473595', 'title': 'Light-year', 'start_paragraph_id': 21, 'start_character': 381, 'end_paragraph_id': 21, 'end_character': 392, 'bleu_score': 1.0, 'section': 'Section::::Related units.\n'}]}, {'provenance': [{'wikipedia_id': '23473595', 'title': 'Light-year', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 424, 'bleu_score': 0.724591877212809, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 15931882113099050092}, 'section': 'Section::::Abstract.'}]}]