Question: where are the bullets held in a gun
[{'answer': "firearm 's barrel"}, {'provenance': [{'wikipedia_id': '67679', 'title': 'Bullet', 'start_paragraph_id': 1, 'start_character': 22, 'end_paragraph_id': 1, 'end_character': 718, 'bleu_score': 0.8261117450463931, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 1764848893172247124}, 'section': 'Section::::Abstract.'}]}]