Question: where does the phrase blue chip come from
[{'answer': 'from poker', 'provenance': [{'wikipedia_id': '484549', 'title': 'Blue chip (stock market)', 'start_paragraph_id': 3, 'start_character': 88, 'end_paragraph_id': 3, 'end_character': 98, 'bleu_score': 1.0, 'section': 'Section::::Origin.\n'}]}, {'provenance': [{'wikipedia_id': '484549', 'title': 'Blue chip (stock market)', 'start_paragraph_id': 3, 'start_character': 0, 'end_paragraph_id': 3, 'end_character': 301, 'bleu_score': 0.9645876452711911, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 1276951220560903575}, 'section': 'Section::::Origin.\n'}]}]