Question: how many movies chronicles of narnia are there
[{'answer': 'three', 'provenance': [{'wikipedia_id': '3919268', 'title': 'The Chronicles of Narnia (film series)', 'start_paragraph_id': 1, 'start_character': 138, 'end_paragraph_id': 1, 'end_character': 143, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]