Question: hiw many episodes are in prison break season 5
[{'answer': '9', 'provenance': [{'wikipedia_id': '50390062', 'title': 'Prison Break (season 5)', 'start_paragraph_id': 1, 'start_character': 212, 'end_paragraph_id': 1, 'end_character': 213, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]