Question: how many episodes in dance academy season 2
[{'answer': '26', 'provenance': [{'wikipedia_id': '27992231', 'title': 'List of Dance Academy episodes', 'start_paragraph_id': 7, 'start_character': 76, 'end_paragraph_id': 7, 'end_character': 78, 'bleu_score': 1.0, 'section': 'Section::::Episode list.:Series 2 (2012).\n'}]}]