"听说今天有什么事情发生了吗？"
当天凌晨，北河沿大街一处热力管网爆裂。[{'character': '当', 'pinyin': 'dang4', 'highest pitch': 10.62, 'lowest pitch': 9.42, 'duration': 0.19, 'prosody hierarchy': 'null'}, {'character': '天', 'pinyin': 'tian1', 'highest pitch': 10.4, 'lowest pitch': 9.42, 'duration': 0.18, 'prosody hierarchy': '#1'}, {'character': '凌', 'pinyin': 'ling2', 'highest pitch': 10.12, 'lowest pitch': 8.66, 'duration': 0.19, 'prosody hierarchy': 'null'}, {'character': '晨', 'pinyin': 'chen2', 'highest pitch': 9.99, 'lowest pitch': 7.42, 'duration': 0.33, 'prosody hierarchy': '#3'}, {'pinyin': 'sp1', 'highest pitch': 0.0, 'lowest pitch': 0.0, 'duration': 0.21}, {'character': '北', 'pinyin': 'bei3', 'highest pitch': 8.7, 'lowest pitch': 6.81, 'duration': 0.16, 'prosody hierarchy': 'null'}, {'character': '河', 'pinyin': 'he2', 'highest pitch': 10.86, 'lowest pitch': 6.81, 'duration': 0.17, 'prosody hierarchy': 'null'}, {'character': '沿', 'pinyin': 'ian2', 'highest pitch': 10.51, 'lowest pitch': 8.38, 'duration': 0.19, 'prosody hierarchy': '#1'}, {'character': '大', 'pinyin': 'da4', 'highest pitch': 9.82, 'lowest pitch': 7.47, 'duration': 0.19, 'prosody hierarchy': 'null'}, {'character': '街', 'pinyin': 'jie1', 'highest pitch': 9.74, 'lowest pitch': 7.47, 'duration': 0.31, 'prosody hierarchy': '#2'}, {'pinyin': 'sp1', 'highest pitch': 0.0, 'lowest pitch': 0.0, 'duration': 0.05}, {'character': '一', 'pinyin': 'i2', 'highest pitch': 8.37, 'lowest pitch': 7.87, 'duration': 0.13, 'prosody hierarchy': 'null'}, {'character': '处', 'pinyin': 'chu4', 'highest pitch': 9.79, 'lowest pitch': 7.87, 'duration': 0.24, 'prosody hierarchy': '#1'}, {'character': '热', 'pinyin': 're4', 'highest pitch': 11.01, 'lowest pitch': 8.73, 'duration': 0.17, 'prosody hierarchy': 'null'}, {'character': '力', 'pinyin': 'li4', 'highest pitch': 9.58, 'lowest pitch': 6.68, 'duration': 0.13, 'prosody hierarchy': '#1'}, {'character': '管', 'pinyin': 'guan2', 'highest pitch': 10.05, 'lowest pitch': 6.68, 'duration': 0.22, 'prosody hierarchy': 'null'}, {'character': '网', 'pinyin': 'uang3', 'highest pitch': 10.1, 'lowest pitch': 5.55, 'duration': 0.19, 'prosody hierarchy': '#1'}, {'character': '爆', 'pinyin': 'bao4', 'highest pitch': 8.95, 'lowest pitch': 5.81, 'duration': 0.18, 'prosody hierarchy': 'null'}, {'character': '裂', 'pinyin': 'lie4', 'highest pitch': 9.88, 'lowest pitch': 6.6, 'duration': 0.29, 'prosody hierarchy': '#4'}]