In the Secret Garden who is more cheerful, Martha or Mr. Craven?
{'directed': True, 'multigraph': False, 'graph': {}, 'nodes': [{'type': 'INTERNAL', 'name_': 'Q30', 'id': 0, 'label': 'United States of America'}, {'type': 'INTERNAL', 'name_': 'Q6698499', 'id': 1, 'label': 'Lucy Simon'}, {'type': 'ANSWER_CANDIDATE_ENTITY', 'name_': 'Q525421', 'id': 2, 'label': 'The Secret Garden'}, {'type': 'QUESTIONS_ENTITY', 'name_': 'Q472194', 'id': 3, 'label': 'The Secret Garden'}, {'type': 'INTERNAL', 'name_': 'Q7763013', 'id': 4, 'label': 'The Secret Garden'}, {'type': 'QUESTIONS_ENTITY', 'name_': 'Q63893106', 'id': 5, 'label': 'Martha'}], 'links': [{'name_': 'P17', 'source': 0, 'target': 0, 'label': 'country'}, {'name_': 'P27', 'source': 1, 'target': 0, 'label': 'country of citizenship'}, {'name_': 'P495', 'source': 2, 'target': 0, 'label': 'country of origin'}, {'name_': 'P144', 'source': 2, 'target': 3, 'label': 'based on'}, {'name_': 'P4969', 'source': 3, 'target': 2, 'label': 'derivative work'}, {'name_': 'P86', 'source': 4, 'target': 1, 'label': 'composer'}, {'name_': 'P674', 'source': 4, 'target': 5, 'label': 'characters'}]}