answerEntity: women's volleyball
graph: {'nodes': [{'type': 'INTERNAL', 'name_': 'Q6173448', 'id': 0, 'label': 'Wikipedia:Vital articles/Level/4'}, {'type': 'INTERNAL', 'name_': 'Q1734', 'id': 1, 'label': 'volleyball'}, {'type': 'QUESTIONS_ENTITY', 'name_': 'Q5389', 'id': 2, 'label': 'Olympic Games'}, {'type': 'ANSWER_CANDIDATE_ENTITY', 'name_': 'Q20892731', 'id': 3, 'label': "women's volleyball"}], 'links': [{'name_': 'P5008', 'source': 1, 'target': 0, 'label': 'on focus list of Wikimedia project'}, {'name_': 'P2094', 'source': 1, 'target': 3, 'label': 'competition class'}, {'name_': 'P5008', 'source': 2, 'target': 0, 'label': 'on focus list of Wikimedia project'}, {'name_': 'P279', 'source': 3, 'target': 1, 'label': 'subclass of'}]}