Where did Napoleon surrender?
{'directed': True, 'multigraph': False, 'graph': {}, 'nodes': [{'type': 'QUESTIONS_ENTITY', 'name_': 'Q517', 'id': 0, 'label': 'Napoleon'}, {'type': 'INTERNAL', 'name_': 'Q165519', 'id': 1, 'label': 'August Neidhardt von Gneisenau'}, {'type': 'ANSWER_CANDIDATE_ENTITY', 'name_': 'Q48314', 'id': 2, 'label': 'Battle of Waterloo'}, {'type': 'INTERNAL', 'name_': 'Q1604818', 'id': 3, 'label': 'Waterloo'}], 'links': [{'name_': 'P607', 'source': 1, 'target': 2, 'label': 'conflict'}, {'name_': 'P674', 'source': 3, 'target': 0, 'label': 'characters'}, {'name_': 'P674', 'source': 3, 'target': 1, 'label': 'characters'}]}