Question: treatment for cracks in the corner of mouth
[{'answer': 'a barrier cream', 'provenance': [{'wikipedia_id': '3392594', 'title': 'Angular cheilitis', 'start_paragraph_id': 3, 'start_character': 98, 'end_paragraph_id': 3, 'end_character': 113, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '3392594', 'title': 'Angular cheilitis', 'start_paragraph_id': 3, 'start_character': 0, 'end_paragraph_id': 3, 'end_character': 441, 'bleu_score': 0.972407137066537, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 11798258871295161809}, 'section': 'Section::::Abstract.'}]}]