Question: who wrote the song i've got the world on a string
[{'answer': 'Ted Koehler', 'provenance': [{'wikipedia_id': '6706842', 'title': "I've Got the World on a String", 'start_paragraph_id': 1, 'start_character': 110, 'end_paragraph_id': 1, 'end_character': 121, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '6706842', 'title': "I've Got the World on a String", 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 263, 'bleu_score': 0.9603762111511761, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 2578475720759169827}, 'section': 'Section::::Abstract.'}]}]