Question: who wrote the song isn't she lovely
[{'answer': 'Stevie Wonder', 'provenance': [{'wikipedia_id': '2117275', 'title': "Isn't She Lovely", 'start_paragraph_id': 1, 'start_character': 32, 'end_paragraph_id': 1, 'end_character': 45, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]