Question: when was the constitution sent to the states for ratification
[{'answer': 'September 17 , 1787', 'provenance': [{'wikipedia_id': '11548140', 'title': 'Timeline of drafting and ratification of the United States Constitution', 'start_paragraph_id': 1, 'start_character': 289, 'end_paragraph_id': 1, 'end_character': 308, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '11548140', 'title': 'Timeline of drafting and ratification of the United States Constitution', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 1103, 'bleu_score': 0.9583870711577831, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 16334063453156878800}, 'section': 'Section::::Abstract.'}]}]