Question: how many fast and furious movies are there
[{'answer': 'The Fast and the Furious', 'provenance': [{'wikipedia_id': '15658254', 'title': 'The Fast and the Furious', 'start_paragraph_id': 0, 'start_character': 0, 'end_paragraph_id': 0, 'end_character': 24, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'followed by seven sequels'}]