answerEntity: Rio Grande
graph: {'nodes': [{'type': 'QUESTIONS_ENTITY', 'name_': 'Q1439', 'id': 0, 'label': 'Texas'}, {'type': 'ANSWER_CANDIDATE_ENTITY', 'name_': 'Q160636', 'id': 1, 'label': 'Rio Grande'}], 'links': [{'name_': 'P206', 'source': 0, 'target': 1, 'label': 'located in or next to body of water'}]}