answerEntity: Alexandria
graph: {'nodes': [{'type': 'ANSWER_CANDIDATE_ENTITY', 'name_': 'Q87', 'id': 0, 'label': 'Alexandria'}, {'type': 'QUESTIONS_ENTITY', 'name_': 'Q8409', 'id': 1, 'label': 'Alexander the Great'}], 'links': [{'name_': 'P138', 'source': 0, 'target': 1, 'label': 'named after'}, {'name_': 'P119', 'source': 1, 'target': 0, 'label': 'place of burial'}]}