Question: where are stratified squamous cells found in the body
[{'answer': 'outermost layer of the skin', 'provenance': [{'wikipedia_id': '7124829', 'title': 'Stratified squamous epithelium', 'start_paragraph_id': 1, 'start_character': 761, 'end_paragraph_id': 1, 'end_character': 788, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'inner lining of the mouth , esophagus and vagina'}, {'provenance': [{'wikipedia_id': '7124829', 'title': 'Stratified squamous epithelium', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 844, 'bleu_score': 0.985662154730604, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 16985115447834383286}, 'section': 'Section::::Abstract.'}]}]