Question: who wrote the jazz classic i got rhythm
[{'answer': 'George Gershwin', 'provenance': [{'wikipedia_id': '1945227', 'title': 'I Got Rhythm', 'start_paragraph_id': 1, 'start_character': 38, 'end_paragraph_id': 1, 'end_character': 53, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '1945227', 'title': 'I Got Rhythm', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 336, 'bleu_score': 0.965203995518735, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 6728804886149916708}, 'section': 'Section::::Abstract.'}]}]