Question: when did the word nerd come into use
[{'answer': '1951', 'provenance': [{'wikipedia_id': '21494', 'title': 'Nerd', 'start_paragraph_id': 4, 'start_character': 295, 'end_paragraph_id': 4, 'end_character': 299, 'bleu_score': 1.0, 'section': 'Section::::Etymology.\n'}]}, {'provenance': [{'wikipedia_id': '21494', 'title': 'Nerd', 'start_paragraph_id': 4, 'start_character': 0, 'end_paragraph_id': 4, 'end_character': 607, 'bleu_score': 0.928565459352336, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 9898807861576674841}, 'section': 'Section::::Etymology.\n'}]}]