Question: how many episodes are in rick and morty season 2
[{'answer': 'ten', 'provenance': [{'wikipedia_id': '43794574', 'title': 'Rick and Morty (season 2)', 'start_paragraph_id': 1, 'start_character': 297, 'end_paragraph_id': 1, 'end_character': 300, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '43794574', 'title': 'Rick and Morty (season 2)', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 309, 'bleu_score': 0.8572518203600311, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 10372179571259003836}, 'section': 'Section::::Abstract.'}]}]