Question: who won the tour de france in 2016
[{'answer': 'Chris Froome', 'provenance': [{'wikipedia_id': '44508910', 'title': '2016 Tour de France', 'start_paragraph_id': 1, 'start_character': 355, 'end_paragraph_id': 1, 'end_character': 367, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]