Question: who was responsible for making the first commercial pattern available to home sewers
[{'answer': 'William Jennings Demorest', 'provenance': [{'wikipedia_id': '44801784', 'title': 'History of sewing patterns', 'start_paragraph_id': 7, 'start_character': 0, 'end_paragraph_id': 7, 'end_character': 25, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'Ellen Louise Demorest', 'provenance': [{'wikipedia_id': '44801784', 'title': 'History of sewing patterns', 'start_paragraph_id': 7, 'start_character': 30, 'end_paragraph_id': 7, 'end_character': 51, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '44801784', 'title': 'History of sewing patterns', 'start_paragraph_id': 7, 'start_character': 0, 'end_paragraph_id': 7, 'end_character': 625, 'bleu_score': 0.9796927878356411, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 12674384383597148427}, 'section': 'Section::::Abstract.'}]}]