Question: what is the official sidearm of the us army
[{'answer': 'The Beretta M9', 'provenance': [{'wikipedia_id': '2814165', 'title': 'Beretta M9', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 14, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '2814165', 'title': 'Beretta M9', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 242, 'bleu_score': 0.543931285538371, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 314192923153504975}, 'section': 'Section::::Abstract.'}]}]