Question: how many parts to back to the future
[{'answer': 'III', 'provenance': [{'wikipedia_id': '42993', 'title': 'Back to the Future', 'start_paragraph_id': 3, 'start_character': 779, 'end_paragraph_id': 3, 'end_character': 782, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '42993', 'title': 'Back to the Future', 'start_paragraph_id': 67, 'start_character': 0, 'end_paragraph_id': 67, 'end_character': 115, 'bleu_score': 0.812034170285978, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 2112995502557115839}, 'section': 'Section::::Sequels.\n'}]}]