How many permanent members of the Security Council were there at the founding of the U.N. in 1945?
{'directed': True, 'multigraph': False, 'graph': {}, 'nodes': [{'type': 'INTERNAL', 'name_': 'Q30', 'id': 0, 'label': 'United States of America'}, {'type': 'INTERNAL', 'name_': 'Q150', 'id': 1, 'label': 'French'}, {'type': 'INTERNAL', 'name_': 'Q458', 'id': 2, 'label': 'European Union'}, {'type': 'QUESTIONS_ENTITY', 'name_': 'Q1065', 'id': 3, 'label': 'United Nations'}, {'type': 'INTERNAL', 'name_': 'Q668', 'id': 4, 'label': 'India'}, {'type': 'INTERNAL', 'name_': 'Q142', 'id': 5, 'label': 'France'}, {'type': 'QUESTIONS_ENTITY', 'name_': 'Q37470', 'id': 6, 'label': 'United Nations Security Council'}, {'type': 'ANSWER_CANDIDATE_ENTITY', 'name_': 'Q783684', 'id': 7, 'label': 'Provisional Government of the French Republic'}], 'links': [{'name_': 'P17', 'source': 0, 'target': 0, 'label': 'country'}, {'name_': 'P530', 'source': 0, 'target': 2, 'label': 'diplomatic relation'}, {'name_': 'P463', 'source': 0, 'target': 3, 'label': 'member of'}, {'name_': 'P530', 'source': 0, 'target': 4, 'label': 'diplomatic relation'}, {'name_': 'P530', 'source': 0, 'target': 5, 'label': 'diplomatic relation'}, {'name_': 'P463', 'source': 0, 'target': 6, 'label': 'member of'}, {'name_': 'P530', 'source': 2, 'target': 0, 'label': 'diplomatic relation'}, {'name_': 'P37', 'source': 2, 'target': 1, 'label': 'official language'}, {'name_': 'P530', 'source': 2, 'target': 3, 'label': 'diplomatic relation'}, {'name_': 'P530', 'source': 2, 'target': 4, 'label': 'diplomatic relation'}, {'name_': 'P112', 'source': 2, 'target': 5, 'label': 'founded by'}, {'name_': 'P530', 'source': 4, 'target': 0, 'label': 'diplomatic relation'}, {'name_': 'P2936', 'source': 4, 'target': 1, 'label': 'language used'}, {'name_': 'P530', 'source': 4, 'target': 2, 'label': 'diplomatic relation'}, {'name_': 'P463', 'source': 4, 'target': 3, 'label': 'member of'}, {'name_': 'P17', 'source': 4, 'target': 4, 'label': 'country'}, {'name_': 'P530', 'source': 4, 'target': 5, 'label': 'diplomatic relation'}, {'name_': 'P463', 'source': 4, 'target': 6, 'label': 'member of'}, {'name_': 'P361', 'source': 6, 'target': 3, 'label': 'part of'}, {'name_': 'P37', 'source': 7, 'target': 1, 'label': 'official language'}, {'name_': 'P17', 'source': 7, 'target': 5, 'label': 'country'}]}