answerEntity: Titanic
graph: {'nodes': [{'type': 'QUESTIONS_ENTITY', 'name_': 'Q42574', 'id': 0, 'label': 'James Cameron'}, {'type': 'ANSWER_CANDIDATE_ENTITY', 'name_': 'Q44578', 'id': 1, 'label': 'Titanic'}], 'links': [{'name_': 'P57', 'source': 1, 'target': 0, 'label': 'director'}]}