Question: when did the founding fathers write the constitution
[{'answer': 'the summer of 1787', 'provenance': [{'wikipedia_id': '540802', 'title': 'Founding Fathers of the United States', 'start_paragraph_id': 8, 'start_character': 435, 'end_paragraph_id': 8, 'end_character': 453, 'bleu_score': 1.0, 'section': 'Section::::Background.\n'}]}, {'provenance': [{'wikipedia_id': '540802', 'title': 'Founding Fathers of the United States', 'start_paragraph_id': 8, 'start_character': 0, 'end_paragraph_id': 8, 'end_character': 928, 'bleu_score': 0.9861583350689591, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 5995113617042655084}, 'section': 'Section::::Background.\n'}]}]