answerEntity: Martha Washington
graph: {'nodes': [{'type': 'QUESTIONS_ENTITY', 'name_': 'Q23', 'id': 0, 'label': 'George Washington'}, {'type': 'ANSWER_CANDIDATE_ENTITY', 'name_': 'Q191789', 'id': 1, 'label': 'Martha Washington'}], 'links': [{'name_': 'P26', 'source': 0, 'target': 1, 'label': 'spouse'}, {'name_': 'P26', 'source': 1, 'target': 0, 'label': 'spouse'}]}