Question: where did world war 1 first take place
[{'answer': 'Europe', 'provenance': [{'wikipedia_id': '4764461', 'title': 'World War I', 'start_paragraph_id': 1, 'start_character': 131, 'end_paragraph_id': 1, 'end_character': 137, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]