Question: how many countries are members of security council
[{'answer': 'five', 'provenance': [{'wikipedia_id': '349284', 'title': 'List of members of the United Nations Security Council', 'start_paragraph_id': 1, 'start_character': 65, 'end_paragraph_id': 1, 'end_character': 69, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '349284', 'title': 'List of members of the United Nations Security Council', 'start_paragraph_id': 30, 'start_character': 0, 'end_paragraph_id': 30, 'end_character': 536, 'bleu_score': 0.977397480575333, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 6513340657078007561}, 'section': 'Section::::Non-members.\n'}]}]