Question: how many episodes in adventure time season 7
[{'answer': '26', 'provenance': [{'wikipedia_id': '43393072', 'title': 'Adventure Time (season 7)', 'start_paragraph_id': 8, 'start_character': 76, 'end_paragraph_id': 8, 'end_character': 78, 'bleu_score': 1.0, 'section': 'Section::::Development.:Production.\n'}]}]