Question: how many country are the member of saarc
[{'answer': '8', 'provenance': [{'wikipedia_id': '415412', 'title': 'South Asian Association for Regional Cooperation', 'start_paragraph_id': 1, 'start_character': 343, 'end_paragraph_id': 1, 'end_character': 344, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]