answerEntity: Ulysses S. Grant
graph: {'nodes': [{'type': 'INTERNAL', 'name_': 'Q6173448', 'id': 0, 'label': 'Wikipedia:Vital articles/Level/4'}, {'type': 'QUESTIONS_ENTITY', 'name_': 'Q11696', 'id': 1, 'label': 'President of the United States'}, {'type': 'INTERNAL', 'name_': 'Q4532138', 'id': 2, 'label': 'Granat Encyclopedic Dictionary'}, {'type': 'INTERNAL', 'name_': 'Q134307', 'id': 3, 'label': 'portrait'}, {'type': 'INTERNAL', 'name_': 'Q34836', 'id': 4, 'label': 'Ulysses S. Grant'}, {'type': 'QUESTIONS_ENTITY', 'name_': 'Q8698', 'id': 5, 'label': 'Great Depression'}, {'type': 'ANSWER_CANDIDATE_ENTITY', 'name_': 'Q18688269', 'id': 6, 'label': 'Ulysses S. Grant'}], 'links': [{'name_': 'P1343', 'source': 3, 'target': 2, 'label': 'described by source'}, {'name_': 'P5008', 'source': 4, 'target': 0, 'label': 'on focus list of Wikimedia project'}, {'name_': 'P39', 'source': 4, 'target': 1, 'label': 'position held'}, {'name_': 'P5008', 'source': 5, 'target': 0, 'label': 'on focus list of Wikimedia project'}, {'name_': 'P1343', 'source': 5, 'target': 2, 'label': 'described by source'}, {'name_': 'P136', 'source': 6, 'target': 3, 'label': 'genre'}, {'name_': 'P180', 'source': 6, 'target': 4, 'label': 'depicts'}]}