Question: when was hail to the chief first played
[{'answer': 'May 8 , 1812', 'provenance': [{'wikipedia_id': '631857', 'title': 'Hail to the Chief', 'start_paragraph_id': 5, 'start_character': 52, 'end_paragraph_id': 5, 'end_character': 64, 'bleu_score': 1.0, 'section': 'Section::::History.\n'}]}, {'provenance': [{'wikipedia_id': '631857', 'title': 'Hail to the Chief', 'start_paragraph_id': 5, 'start_character': 0, 'end_paragraph_id': 5, 'end_character': 268, 'bleu_score': 0.959574895300321, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 18070924755618461197}, 'section': 'Section::::History.\n'}]}]