Question: who opened victoria's secret fashion show 2017
[{'answer': 'Harry Styles', 'provenance': [{'wikipedia_id': '53785941', 'title': "Victoria's Secret Fashion Show 2017", 'start_paragraph_id': 2, 'start_character': 201, 'end_paragraph_id': 2, 'end_character': 213, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]