Question: who pioneered the little black dress or lbd back in 1926
[{'answer': 'Coco Chanel', 'provenance': [{'wikipedia_id': '508606', 'title': 'Little black dress', 'start_paragraph_id': 1, 'start_character': 188, 'end_paragraph_id': 1, 'end_character': 199, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'Jean Patou', 'provenance': [{'wikipedia_id': '508606', 'title': 'Little black dress', 'start_paragraph_id': 1, 'start_character': 204, 'end_paragraph_id': 1, 'end_character': 214, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '508606', 'title': 'Little black dress', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 401, 'bleu_score': 0.9716239638199891, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 4660409369126869129}, 'section': 'Section::::Abstract.'}]}]