answerEntity: United States of America
graph: {'nodes': [{'type': 'INTERNAL', 'name_': 'Q30', 'id': 0, 'label': 'United States'}, {'type': 'INTERNAL', 'name_': 'Q17', 'id': 1, 'label': 'Japan'}, {'type': 'QUESTIONS_ENTITY', 'name_': 'Q181278', 'id': 2, 'label': '2020 Summer Olympics'}, {'type': 'ANSWER_CANDIDATE_ENTITY', 'name_': 'Q99281400', 'id': 3, 'label': 'United States of America'}], 'links': [{'name_': 'P17', 'source': 0, 'target': 0, 'label': 'country'}, {'name_': 'P530', 'source': 0, 'target': 1, 'label': 'diplomatic relation'}, {'name_': 'P530', 'source': 1, 'target': 0, 'label': 'diplomatic relation'}, {'name_': 'P17', 'source': 1, 'target': 1, 'label': 'country'}, {'name_': 'P793', 'source': 1, 'target': 2, 'label': 'significant event'}, {'name_': 'P17', 'source': 2, 'target': 1, 'label': 'country'}, {'name_': 'P1074', 'source': 3, 'target': 0, 'label': 'fictional or mythical analog of'}]}