Question: who has won more medals in the winter olympics
[{'answer': 'Marit Bjørgen', 'provenance': [{'wikipedia_id': '18855244', 'title': 'List of multiple Olympic medalists', 'start_paragraph_id': 3, 'start_character': 30, 'end_paragraph_id': 3, 'end_character': 43, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]