Question: how many episodes are in west world season 1
[{'answer': 'ten', 'provenance': [{'wikipedia_id': '51755937', 'title': 'Westworld (season 1)', 'start_paragraph_id': 1, 'start_character': 198, 'end_paragraph_id': 1, 'end_character': 201, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '51755937', 'title': 'Westworld (season 1)', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 383, 'bleu_score': 0.9679895851501501, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 15930615016773144237}, 'section': 'Section::::Abstract.'}]}]