Question: when did if i were a boy come out
[{'answer': 'October 8 , 2008', 'provenance': [{'wikipedia_id': '19217023', 'title': 'If I Were a Boy', 'start_paragraph_id': 1, 'start_character': 585, 'end_paragraph_id': 1, 'end_character': 601, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]