Question: how many episodes in season 7 of true blood
[{'answer': 'ten', 'provenance': [{'wikipedia_id': '40282297', 'title': 'True Blood (season 7)', 'start_paragraph_id': 1, 'start_character': 120, 'end_paragraph_id': 1, 'end_character': 123, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '40282297', 'title': 'True Blood (season 7)', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 503, 'bleu_score': 0.9768747032089851, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 9778443258987397903}, 'section': 'Section::::Abstract.'}]}]