Question: who is the chief legal advisor to the government
[{'answer': 'Law Officers of the Crown', 'provenance': [{'wikipedia_id': '576225', 'title': 'Law officers of the Crown', 'start_paragraph_id': 0, 'start_character': 0, 'end_paragraph_id': 0, 'end_character': 25, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]