Question: who wrote the song send in the clowns
[{'answer': 'Stephen Sondheim', 'provenance': [{'wikipedia_id': '29357', 'title': 'Send In the Clowns', 'start_paragraph_id': 1, 'start_character': 42, 'end_paragraph_id': 1, 'end_character': 58, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '29357', 'title': 'Send In the Clowns', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 953, 'bleu_score': 0.988472140978305, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 10756304103202044992}, 'section': 'Section::::Abstract.'}]}]