Question: who led raids to hunt down suspected communists socialists and anarchists
[{'answer': 'Attorney General A. Mitchell Palmer', 'provenance': [{'wikipedia_id': '37000', 'title': 'Palmer Raids', 'start_paragraph_id': 1, 'start_character': 651, 'end_paragraph_id': 1, 'end_character': 686, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '37000', 'title': 'Palmer Raids', 'start_paragraph_id': 1, 'start_character': 308, 'end_paragraph_id': 1, 'end_character': 946, 'bleu_score': 0.65411728871676, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 10334826572781114119}, 'section': 'Section::::Abstract.'}]}]