“你知道那个收购破烂的人的名字是什么吗？”
经葛葛的爷爷王先生辨认，此人姓杨，收购破烂为生。[{'character': '经', 'pinyin': 'jing1', 'highest pitch': 10.35, 'lowest pitch': 9.68, 'duration': 0.31, 'prosody hierarchy': '#2'}, {'character': '葛', 'pinyin': 'ge2', 'highest pitch': 11.21, 'lowest pitch': 8.02, 'duration': 0.26, 'prosody hierarchy': 'null'}, {'character': '葛', 'pinyin': 'ge3', 'highest pitch': 11.05, 'lowest pitch': 5.9, 'duration': 0.18, 'prosody hierarchy': 'null'}, {'character': '的', 'pinyin': 'de5', 'highest pitch': 6.14, 'lowest pitch': 5.84, 'duration': 0.11, 'prosody hierarchy': '#1'}, {'character': '爷', 'pinyin': 'ie2', 'highest pitch': 8.01, 'lowest pitch': 5.95, 'duration': 0.19, 'prosody hierarchy': 'null'}, {'character': '爷', 'pinyin': 'ie5', 'highest pitch': 9.02, 'lowest pitch': 6.8, 'duration': 0.21, 'prosody hierarchy': '#1'}, {'character': '王', 'pinyin': 'uang2', 'highest pitch': 8.56, 'lowest pitch': 6.11, 'duration': 0.22, 'prosody hierarchy': 'null'}, {'character': '先', 'pinyin': 'xian1', 'highest pitch': 11.07, 'lowest pitch': 10.91, 'duration': 0.21, 'prosody hierarchy': 'null'}, {'character': '生', 'pinyin': 'sheng5', 'highest pitch': 10.94, 'lowest pitch': 6.75, 'duration': 0.2, 'prosody hierarchy': '#1'}, {'character': '辨', 'pinyin': 'bian4', 'highest pitch': 8.0, 'lowest pitch': 6.31, 'duration': 0.18, 'prosody hierarchy': 'null'}, {'character': '认', 'pinyin': 'ren4', 'highest pitch': 6.92, 'lowest pitch': 4.1, 'duration': 0.23, 'prosody hierarchy': '#3'}, {'pinyin': 'sp1', 'highest pitch': 0.0, 'lowest pitch': 0.0, 'duration': 0.24}, {'character': '此', 'pinyin': 'cii3', 'highest pitch': 8.52, 'lowest pitch': 7.68, 'duration': 0.21, 'prosody hierarchy': 'null'}, {'character': '人', 'pinyin': 'ren2', 'highest pitch': 9.67, 'lowest pitch': 7.05, 'duration': 0.18, 'prosody hierarchy': '#1'}, {'character': '姓', 'pinyin': 'xing4', 'highest pitch': 10.67, 'lowest pitch': 7.54, 'duration': 0.23, 'prosody hierarchy': 'null'}, {'character': '杨', 'pinyin': 'iang2', 'highest pitch': 8.98, 'lowest pitch': 5.6, 'duration': 0.31, 'prosody hierarchy': '#3'}, {'pinyin': 'sp1', 'highest pitch': 0.0, 'lowest pitch': 0.0, 'duration': 0.1}, {'character': '收', 'pinyin': 'shou1', 'highest pitch': 9.52, 'lowest pitch': 7.94, 'duration': 0.26, 'prosody hierarchy': 'null'}, {'character': '购', 'pinyin': 'gou4', 'highest pitch': 9.09, 'lowest pitch': 7.12, 'duration': 0.19, 'prosody hierarchy': '#1'}, {'character': '破', 'pinyin': 'po4', 'highest pitch': 11.16, 'lowest pitch': 9.38, 'duration': 0.23, 'prosody hierarchy': 'null'}, {'character': '烂', 'pinyin': 'lan4', 'highest pitch': 9.38, 'lowest pitch': 5.72, 'duration': 0.21, 'prosody hierarchy': '#1'}, {'character': '为', 'pinyin': 'uei2', 'highest pitch': 6.95, 'lowest pitch': 5.39, 'duration': 0.17, 'prosody hierarchy': 'null'}, {'character': '生', 'pinyin': 'sheng1', 'highest pitch': 8.46, 'lowest pitch': 6.95, 'duration': 0.3, 'prosody hierarchy': '#4'}]