Question: how many episode of altered carbon are there
[{'answer': 'ten', 'provenance': [{'wikipedia_id': '49168800', 'title': 'Altered Carbon (TV series)', 'start_paragraph_id': 1, 'start_character': 208, 'end_paragraph_id': 1, 'end_character': 211, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '49168800', 'title': 'Altered Carbon (TV series)', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 265, 'bleu_score': 0.8526156450405951, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 1474681090786636415}, 'section': 'Section::::Abstract.'}]}]