我们需要确认枪支是属于梁本人的吗？
经验证，子弹疑发自梁本人的警用左轮手枪。[{'character': '经', 'pinyin': 'jing1', 'highest pitch': 10.2, 'lowest pitch': 10.0, 'duration': 0.19, 'prosody hierarchy': 'null'}, {'character': '验', 'pinyin': 'ian4', 'highest pitch': 10.47, 'lowest pitch': 7.86, 'duration': 0.21, 'prosody hierarchy': 'null'}, {'character': '证', 'pinyin': 'zheng4', 'highest pitch': 9.04, 'lowest pitch': 6.33, 'duration': 0.26, 'prosody hierarchy': '#3'}, {'pinyin': 'sp1', 'highest pitch': 0.0, 'lowest pitch': 0.0, 'duration': 0.17}, {'character': '子', 'pinyin': 'zii3', 'highest pitch': 6.94, 'lowest pitch': 6.31, 'duration': 0.22, 'prosody hierarchy': 'null'}, {'character': '弹', 'pinyin': 'dan4', 'highest pitch': 8.14, 'lowest pitch': 7.1, 'duration': 0.26, 'prosody hierarchy': '#2'}, {'character': '疑', 'pinyin': 'i2', 'highest pitch': 7.66, 'lowest pitch': 6.96, 'duration': 0.15, 'prosody hierarchy': 'null'}, {'character': '发', 'pinyin': 'fa1', 'highest pitch': 8.77, 'lowest pitch': 7.52, 'duration': 0.23, 'prosody hierarchy': 'null'}, {'character': '自', 'pinyin': 'zii4', 'highest pitch': 11.66, 'lowest pitch': 6.75, 'duration': 0.22, 'prosody hierarchy': '#2'}, {'pinyin': 'sp1', 'highest pitch': 0.0, 'lowest pitch': 0.0, 'duration': 0.08}, {'character': '梁', 'pinyin': 'liang2', 'highest pitch': 10.76, 'lowest pitch': 7.29, 'duration': 0.27, 'prosody hierarchy': 'null'}, {'character': '本', 'pinyin': 'ben3', 'highest pitch': 10.87, 'lowest pitch': 5.5, 'duration': 0.17, 'prosody hierarchy': 'null'}, {'character': '人', 'pinyin': 'ren2', 'highest pitch': 6.49, 'lowest pitch': 5.43, 'duration': 0.21, 'prosody hierarchy': 'null'}, {'character': '的', 'pinyin': 'de5', 'highest pitch': 8.42, 'lowest pitch': 7.31, 'duration': 0.14, 'prosody hierarchy': '#2'}, {'pinyin': 'sp1', 'highest pitch': 0.0, 'lowest pitch': 0.0, 'duration': 0.07}, {'character': '警', 'pinyin': 'jing3', 'highest pitch': 7.8, 'lowest pitch': 6.32, 'duration': 0.22, 'prosody hierarchy': 'null'}, {'character': '用', 'pinyin': 'iong4', 'highest pitch': 8.64, 'lowest pitch': 6.51, 'duration': 0.19, 'prosody hierarchy': '#1'}, {'character': '左', 'pinyin': 'zuo3', 'highest pitch': 7.11, 'lowest pitch': 5.64, 'duration': 0.12, 'prosody hierarchy': 'null'}, {'character': '轮', 'pinyin': 'luen2', 'highest pitch': 8.47, 'lowest pitch': 5.56, 'duration': 0.16, 'prosody hierarchy': '#1'}, {'character': '手', 'pinyin': 'shou3', 'highest pitch': 8.47, 'lowest pitch': 4.95, 'duration': 0.2, 'prosody hierarchy': 'null'}, {'character': '枪', 'pinyin': 'qiang1', 'highest pitch': 9.47, 'lowest pitch': 4.95, 'duration': 0.35, 'prosody hierarchy': '#4'}]