Question: how many episodes in the inbetweeners season 2
[{'answer': 'six', 'provenance': [{'wikipedia_id': '19236587', 'title': 'List of The Inbetweeners episodes', 'start_paragraph_id': 1, 'start_character': 168, 'end_paragraph_id': 1, 'end_character': 171, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '19236587', 'title': 'List of The Inbetweeners episodes', 'start_paragraph_id': 2, 'start_character': 0, 'end_paragraph_id': 2, 'end_character': 371, 'bleu_score': 0.9720210313175831, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 15364836023517060951}, 'section': 'Section::::Abstract.'}]}]