Question: when did audi come to the united states
[{'answer': 'the 1970 model year', 'provenance': [{'wikipedia_id': '848', 'title': 'Audi', 'start_paragraph_id': 29, 'start_character': 302, 'end_paragraph_id': 29, 'end_character': 321, 'bleu_score': 1.0, 'section': 'Section::::History.:Modern era.\n'}]}, {'provenance': [{'wikipedia_id': '848', 'title': 'Audi', 'start_paragraph_id': 29, 'start_character': 0, 'end_paragraph_id': 29, 'end_character': 528, 'bleu_score': 0.9260989517395081, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 13402233377131348341}, 'section': 'Section::::History.:Modern era.\n'}]}]