Question: mr keen tracer of lost persons theme song
[{'answer': "Someday I 'll Find You", 'provenance': [{'wikipedia_id': '12505975', 'title': 'Mr. Keen, Tracer of Lost Persons', 'start_paragraph_id': 4, 'start_character': 242, 'end_paragraph_id': 4, 'end_character': 264, 'bleu_score': 1.0, 'section': 'Section::::Characters and story.\n'}]}, {'provenance': [{'wikipedia_id': '12505975', 'title': 'Mr. Keen, Tracer of Lost Persons', 'start_paragraph_id': 4, 'start_character': 0, 'end_paragraph_id': 4, 'end_character': 263, 'bleu_score': 0.9529077664391161, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 14628276104093749202}, 'section': 'Section::::Characters and story.\n'}]}]