Question: who were the delegates that attended the constitutional convention
[{'answer': 'Roger Sherman and Robert Morris', 'provenance': [{'wikipedia_id': '1743283', 'title': 'Constitutional Convention (United States)', 'start_paragraph_id': 86, 'start_character': 471, 'end_paragraph_id': 86, 'end_character': 502, 'bleu_score': 1.0, 'section': 'Section::::Framers of the Constitution.\n'}]}, {'provenance': [{'wikipedia_id': '1743283', 'title': 'Constitutional Convention (United States)', 'start_paragraph_id': 86, 'start_character': 0, 'end_paragraph_id': 86, 'end_character': 658, 'bleu_score': 0.9082065279536261, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 12884496115522035049}, 'section': 'Section::::Framers of the Constitution.\n'}]}]