Who was prime minister of United Kingdom and defeated Napoleon at Waterloo?
{'directed': True, 'multigraph': False, 'graph': {}, 'nodes': [{'type': 'INTERNAL', 'name_': 'Q19180675', 'id': 0, 'label': 'Small Brockhaus and Efron Encyclopedic Dictionary'}, {'type': 'QUESTIONS_ENTITY', 'name_': 'Q145', 'id': 1, 'label': 'United Kingdom'}, {'type': 'INTERNAL', 'name_': 'Q602358', 'id': 2, 'label': 'Brockhaus and Efron Encyclopedic Dictionary'}, {'type': 'INTERNAL', 'name_': 'Q664', 'id': 3, 'label': 'New Zealand'}, {'type': 'INTERNAL', 'name_': 'Q163700', 'id': 4, 'label': 'Legion of Honour'}, {'type': 'ANSWER_CANDIDATE_ENTITY', 'name_': 'Q23661', 'id': 5, 'label': 'Wellington'}, {'type': 'INTERNAL', 'name_': 'Q5879', 'id': 6, 'label': 'Johann Wolfgang von Goethe'}, {'type': 'QUESTIONS_ENTITY', 'name_': 'Q517', 'id': 7, 'label': 'Napoleon'}, {'type': 'QUESTIONS_ENTITY', 'name_': 'Q48314', 'id': 8, 'label': 'Battle of Waterloo'}, {'type': 'INTERNAL', 'name_': 'Q7974190', 'id': 9, 'label': 'Waterloo'}], 'links': [{'name_': 'P1343', 'source': 1, 'target': 0, 'label': 'described by source'}, {'name_': 'P17', 'source': 1, 'target': 1, 'label': 'country'}, {'name_': 'P1343', 'source': 1, 'target': 2, 'label': 'described by source'}, {'name_': 'P530', 'source': 1, 'target': 3, 'label': 'diplomatic relation'}, {'name_': 'P1343', 'source': 3, 'target': 0, 'label': 'described by source'}, {'name_': 'P530', 'source': 3, 'target': 1, 'label': 'diplomatic relation'}, {'name_': 'P1343', 'source': 3, 'target': 2, 'label': 'described by source'}, {'name_': 'P17', 'source': 3, 'target': 3, 'label': 'country'}, {'name_': 'P36', 'source': 3, 'target': 5, 'label': 'capital'}, {'name_': 'P1343', 'source': 4, 'target': 2, 'label': 'described by source'}, {'name_': 'P112', 'source': 4, 'target': 7, 'label': 'founded by'}, {'name_': 'P1343', 'source': 6, 'target': 0, 'label': 'described by source'}, {'name_': 'P1343', 'source': 6, 'target': 2, 'label': 'described by source'}, {'name_': 'P737', 'source': 6, 'target': 7, 'label': 'influenced by'}, {'name_': 'P17', 'source': 9, 'target': 3, 'label': 'country'}, {'name_': 'P138', 'source': 9, 'target': 8, 'label': 'named after'}]}