Question: how many episodes does ten days in the valley have
[{'answer': '10', 'provenance': [{'wikipedia_id': '51248817', 'title': 'Ten Days in the Valley', 'start_paragraph_id': 25, 'start_character': 108, 'end_paragraph_id': 25, 'end_character': 110, 'bleu_score': 1.0, 'section': 'Section::::Critical reception.\n'}]}]