answerEntity: Iguaçu Falls
graph: {'nodes': [{'type': 'QUESTIONS_ENTITY', 'name_': 'Q34038', 'id': 0, 'label': 'waterfall'}, {'type': 'ANSWER_CANDIDATE_ENTITY', 'name_': 'Q36332', 'id': 1, 'label': 'Iguaçu Falls'}], 'links': [{'name_': 'P31', 'source': 1, 'target': 0, 'label': 'instance of'}]}