Question: who wrote the song why sung by annie lennox
[{'answer': 'Annie Lennox', 'provenance': [{'wikipedia_id': '2190991', 'title': 'Why (Annie Lennox song)', 'start_paragraph_id': 0, 'start_character': 5, 'end_paragraph_id': 0, 'end_character': 17, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]