Who was the vice president under the first United States president born as a US citizen?
{'directed': True, 'multigraph': False, 'graph': {}, 'nodes': [{'type': 'INTERNAL', 'name_': 'Q19180675', 'id': 0, 'label': 'Small Brockhaus and Efron Encyclopedic Dictionary'}, {'type': 'QUESTIONS_ENTITY', 'name_': 'Q30', 'id': 1, 'label': 'United States of America'}, {'type': 'INTERNAL', 'name_': 'Q1860', 'id': 2, 'label': 'English'}, {'type': 'INTERNAL', 'name_': 'Q20078554', 'id': 3, 'label': 'Great Soviet Encyclopedia (1926–1947)'}, {'type': 'ANSWER_CANDIDATE_ENTITY', 'name_': 'Q712', 'id': 4, 'label': 'Fiji'}, {'type': 'QUESTIONS_ENTITY', 'name_': 'Q42178', 'id': 5, 'label': 'vice president'}, {'type': 'INTERNAL', 'name_': 'Q742253', 'id': 6, 'label': 'Fyodor Petrovich Tolstoy'}], 'links': [{'name_': 'P1343', 'source': 1, 'target': 0, 'label': 'described by source'}, {'name_': 'P17', 'source': 1, 'target': 1, 'label': 'country'}, {'name_': 'P37', 'source': 1, 'target': 2, 'label': 'official language'}, {'name_': 'P530', 'source': 1, 'target': 4, 'label': 'diplomatic relation'}, {'name_': 'P1343', 'source': 2, 'target': 0, 'label': 'described by source'}, {'name_': 'P17', 'source': 2, 'target': 1, 'label': 'country'}, {'name_': 'P1343', 'source': 2, 'target': 3, 'label': 'described by source'}, {'name_': 'P17', 'source': 2, 'target': 4, 'label': 'country'}, {'name_': 'P1343', 'source': 4, 'target': 0, 'label': 'described by source'}, {'name_': 'P530', 'source': 4, 'target': 1, 'label': 'diplomatic relation'}, {'name_': 'P37', 'source': 4, 'target': 2, 'label': 'official language'}, {'name_': 'P17', 'source': 4, 'target': 4, 'label': 'country'}, {'name_': 'P1343', 'source': 5, 'target': 3, 'label': 'described by source'}, {'name_': 'P1343', 'source': 6, 'target': 0, 'label': 'described by source'}, {'name_': 'P39', 'source': 6, 'target': 5, 'label': 'position held'}]}