Question: how much sports are there in the winter olympics
[{'answer': 'fifteen', 'provenance': [{'wikipedia_id': '961505', 'title': '2018 Winter Olympics', 'start_paragraph_id': 73, 'start_character': 174, 'end_paragraph_id': 73, 'end_character': 181, 'bleu_score': 1.0, 'section': 'Section::::The Games.:Records.\n'}]}]