Question: who is one of the following countries has won the 2017 fifa confederation cup
[{'answer': 'Germany', 'provenance': [{'wikipedia_id': '23013501', 'title': '2017 FIFA Confederations Cup', 'start_paragraph_id': 2, 'start_character': 559, 'end_paragraph_id': 2, 'end_character': 566, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]