Question: where did the peace of westphalia take place
[{'answer': 'Osnabrück and Münster', 'provenance': [{'wikipedia_id': '23850', 'title': 'Peace of Westphalia', 'start_paragraph_id': 1, 'start_character': 123, 'end_paragraph_id': 1, 'end_character': 144, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]