Question: what kind of guitar is on the cover of brothers in arms
[{'answer': '1937 National Style 0 Resonator'}, {'provenance': [{'wikipedia_id': '228985', 'title': 'Brothers in Arms (album)', 'start_paragraph_id': 14, 'start_character': 0, 'end_paragraph_id': 14, 'end_character': 435, 'bleu_score': 0.8876268803178241, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 8212316409729381157}, 'section': 'Section::::Artwork.\n'}]}]