Question: where did the phrase slim pickens come from
[{'answer': 'Louis Burton Lindley Jr .', 'provenance': [{'wikipedia_id': '66934', 'title': 'Slim Pickens', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 23, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '66934', 'title': 'Slim Pickens', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 329, 'bleu_score': 0.860352254550358, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 7227940354715725140}, 'section': 'Section::::Abstract.'}]}]