Question: who is the highest goal scorer in the confederation cup 2017
[{'answer': 'Leon Goretzka', 'provenance': [{'wikipedia_id': '54324287', 'title': '2017 FIFA Confederations Cup statistics', 'start_paragraph_id': 6, 'start_character': 12, 'end_paragraph_id': 6, 'end_character': 25, 'bleu_score': 1.0, 'section': 'Section::::Goalscorers.\n'}]}, {'answer': 'Lars Stindl', 'provenance': [{'wikipedia_id': '54324287', 'title': '2017 FIFA Confederations Cup statistics', 'start_paragraph_id': 7, 'start_character': 12, 'end_paragraph_id': 7, 'end_character': 23, 'bleu_score': 1.0, 'section': 'Section::::Goalscorers.\n'}]}, {'answer': 'Timo Werner', 'provenance': [{'wikipedia_id': '54324287', 'title': '2017 FIFA Confederations Cup statistics', 'start_paragraph_id': 8, 'start_character': 12, 'end_paragraph_id': 8, 'end_character': 23, 'bleu_score': 1.0, 'section': 'Section::::Goalscorers.\n'}]}]