Question: when did what's the 411 come out
[{'answer': 'July 28 , 1992', 'provenance': [{'wikipedia_id': '215772', 'title': "What's the 411?", 'start_paragraph_id': 9, 'start_character': 34, 'end_paragraph_id': 9, 'end_character': 48, 'bleu_score': 1.0, 'section': 'Section::::Release and promotion.\n'}]}]