Question: who won the bundesliga in the last 10 years
[{'answer': 'Bayern Munich', 'provenance': [{'wikipedia_id': '686096', 'title': 'List of German football champions', 'start_paragraph_id': 4, 'start_character': 0, 'end_paragraph_id': 4, 'end_character': 13, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'Borussia Dortmund', 'provenance': [{'wikipedia_id': '686096', 'title': 'List of German football champions', 'start_paragraph_id': 51, 'start_character': 361, 'end_paragraph_id': 51, 'end_character': 378, 'bleu_score': 1.0, 'section': 'Section::::Performances.:Performance by state and regional association.\n'}]}, {'answer': 'VfL Wolfsburg'}, {'answer': 'VfB Stuttgart'}]