answerEntity: Mississippi River Campaign
graph: {'nodes': [{'type': 'QUESTIONS_ENTITY', 'name_': 'Q30', 'id': 0, 'label': 'United States'}, {'type': 'QUESTIONS_ENTITY', 'name_': 'Q4022', 'id': 1, 'label': 'river'}, {'type': 'INTERNAL', 'name_': 'Q1497', 'id': 2, 'label': 'Mississippi River'}, {'type': 'ANSWER_CANDIDATE_ENTITY', 'name_': 'Q16982109', 'id': 3, 'label': 'Mississippi River Campaign'}], 'links': [{'name_': 'P17', 'source': 0, 'target': 0, 'label': 'country'}, {'name_': 'P1889', 'source': 1, 'target': 1, 'label': 'different from'}, {'name_': 'P5869', 'source': 1, 'target': 2, 'label': 'model item'}, {'name_': 'P17', 'source': 2, 'target': 0, 'label': 'country'}, {'name_': 'P710', 'source': 3, 'target': 0, 'label': 'participant'}, {'name_': 'P138', 'source': 3, 'target': 2, 'label': 'named after'}]}