Question: what was the first written constitution of the american colonies after the revolutionary war
[{'answer': 'Articles of Confederation', 'provenance': [{'wikipedia_id': '497752', 'title': 'History of the United States Constitution', 'start_paragraph_id': 4, 'start_character': 262, 'end_paragraph_id': 4, 'end_character': 287, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]