Question: what is the outer skin layer in human body called
[{'answer': 'Epidermis', 'provenance': [{'wikipedia_id': '9040547', 'title': 'Human skin', 'start_paragraph_id': 9, 'start_character': 11, 'end_paragraph_id': 9, 'end_character': 20, 'bleu_score': 1.0, 'section': 'Section::::Structure.\n'}]}, {'provenance': [{'wikipedia_id': '9040547', 'title': 'Human skin', 'start_paragraph_id': 10, 'start_character': 0, 'end_paragraph_id': 10, 'end_character': 290, 'bleu_score': 0.959574895300321, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 3986943948890703603}, 'section': 'Section::::Structure.:Epidermis.\n'}]}]