Question: a brochure is an example of which form of communication
[{'answer': 'promotional documents', 'provenance': [{'wikipedia_id': '1813417', 'title': 'Brochure', 'start_paragraph_id': 1, 'start_character': 241, 'end_paragraph_id': 1, 'end_character': 262, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '1813417', 'title': 'Brochure', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 411, 'bleu_score': 0.9699161750394991, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 752161052391733935}, 'section': 'Section::::Abstract.'}]}]