Question: when did american cars switch to left hand drive
[{'answer': '1915', 'provenance': [{'wikipedia_id': '213380', 'title': 'Left- and right-hand traffic', 'start_paragraph_id': 53, 'start_character': 478, 'end_paragraph_id': 53, 'end_character': 482, 'bleu_score': 1.0, 'section': 'Section::::Road vehicle configurations.:Driver seating position.\n'}]}, {'provenance': [{'wikipedia_id': '213380', 'title': 'Left- and right-hand traffic', 'start_paragraph_id': 53, 'start_character': 0, 'end_paragraph_id': 53, 'end_character': 561, 'bleu_score': 0.9804854598160591, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 16094468426301886983}, 'section': 'Section::::Road vehicle configurations.:Driver seating position.\n'}]}]