Question: who popularized the mini skirt in the 60s
[{'answer': 'Mary Quant', 'provenance': [{'wikipedia_id': '201458', 'title': 'Miniskirt', 'start_paragraph_id': 4, 'start_character': 125, 'end_paragraph_id': 4, 'end_character': 135, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '201458', 'title': 'Miniskirt', 'start_paragraph_id': 19, 'start_character': 0, 'end_paragraph_id': 19, 'end_character': 581, 'bleu_score': 0.9421819794383921, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 6188675930319256167}, 'section': 'Section::::1960s.:Designer claims.\n'}]}]