Question: when was the song my country tis of thee written
[{'answer': '1831', 'provenance': [{'wikipedia_id': '143876', 'title': "America (My Country, 'Tis of Thee)", 'start_paragraph_id': 3, 'start_character': 54, 'end_paragraph_id': 3, 'end_character': 58, 'bleu_score': 1.0, 'section': 'Section::::History.\n'}]}, {'provenance': [{'wikipedia_id': '143876', 'title': "America (My Country, 'Tis of Thee)", 'start_paragraph_id': 3, 'start_character': 0, 'end_paragraph_id': 3, 'end_character': 650, 'bleu_score': 0.630711472448467, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 4696327024699872178}, 'section': 'Section::::History.\n'}]}]