Question: where does the phrase by the skin of my teeth come from
[{'answer': 'Job 19 : 20'}, {'provenance': [{'wikipedia_id': '34900595', 'title': 'Skin of my teeth', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 301, 'bleu_score': 0.8505164425846111, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 16227012483078250238}, 'section': 'Section::::Abstract.'}]}]