What was the first talking movie?
{'directed': True, 'multigraph': False, 'graph': {}, 'nodes': [{'type': 'INTERNAL', 'name_': 'Q11424', 'id': 0, 'label': 'film'}, {'type': 'QUESTIONS_ENTITY', 'name_': 'Q848512', 'id': 1, 'label': 'sound film'}, {'type': 'INTERNAL', 'name_': 'Q201924', 'id': 2, 'label': 'The Aviator'}, {'type': 'ANSWER_CANDIDATE_ENTITY', 'name_': 'Q465087', 'id': 3, 'label': 'The Jazz Singer'}], 'links': [{'name_': 'P279', 'source': 1, 'target': 0, 'label': 'subclass of'}, {'name_': 'P31', 'source': 2, 'target': 0, 'label': 'instance of'}, {'name_': 'P5707', 'source': 2, 'target': 3, 'label': 'samples from work'}]}