answerEntity: PlayStation Portable system software
graph: {'nodes': [{'type': 'INTERNAL', 'name_': 'Q170325', 'id': 0, 'label': 'PlayStation Portable'}, {'type': 'QUESTIONS_ENTITY', 'name_': 'Q941818', 'id': 1, 'label': 'handheld game console'}, {'type': 'ANSWER_CANDIDATE_ENTITY', 'name_': 'Q1366936', 'id': 2, 'label': 'PlayStation Portable system software'}], 'links': [{'name_': 'P279', 'source': 0, 'target': 1, 'label': 'subclass of'}, {'name_': 'P306', 'source': 0, 'target': 2, 'label': 'operating system'}]}