Question: where are dollar bills made in the us
[{'answer': 'Bureau of Engraving and Printing', 'provenance': [{'wikipedia_id': '18717338', 'title': 'United States dollar', 'start_paragraph_id': 8, 'start_character': 198, 'end_paragraph_id': 8, 'end_character': 230, 'bleu_score': 1.0, 'section': 'Section::::Overview.\n'}]}]