answerEntity: Akbar Hashemi Rafsanjani
graph: {'nodes': [{'type': 'QUESTIONS_ENTITY', 'name_': 'Q838380', 'id': 0, 'label': 'President of Iran'}, {'type': 'ANSWER_CANDIDATE_ENTITY', 'name_': 'Q186111', 'id': 1, 'label': 'Akbar Hashemi Rafsanjani'}], 'links': [{'name_': 'P39', 'source': 1, 'target': 0, 'label': 'position held'}]}