Question: who carrie the mace into the debating chamber
[{'answer': 'Sergeant - at - Arms', 'provenance': [{'wikipedia_id': '359220', 'title': 'Serjeant-at-arms', 'start_paragraph_id': 17, 'start_character': 138, 'end_paragraph_id': 17, 'end_character': 157, 'bleu_score': 1.0, 'section': 'Section::::Specific countries.:Liberia.\n'}]}, {'provenance': [{'wikipedia_id': '359220', 'title': 'Serjeant-at-arms', 'start_paragraph_id': 13, 'start_character': 0, 'end_paragraph_id': 13, 'end_character': 413, 'bleu_score': 0.918462777412228, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 10284571015730060195}, 'section': 'Section::::Specific countries.:Canada.\n'}]}]