Question: where are the american pickers located in iowa
[{'answer': 'Le Claire , Iowa', 'provenance': [{'wikipedia_id': '26029302', 'title': 'American Pickers', 'start_paragraph_id': 4, 'start_character': 97, 'end_paragraph_id': 4, 'end_character': 113, 'bleu_score': 1.0, 'section': 'Section::::Overview.\n'}]}, {'provenance': [{'wikipedia_id': '26029302', 'title': 'American Pickers', 'start_paragraph_id': 4, 'start_character': 0, 'end_paragraph_id': 4, 'end_character': 612, 'bleu_score': 0.7136971955806991, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 1469570511190746724}, 'section': 'Section::::Overview.\n'}]}]