这个案子的线索很复杂。
一开始办案民警也捉摸不透。[{'character': '一', 'pinyin': 'i4', 'highest pitch': 9.39, 'lowest pitch': 8.18, 'duration': 0.11, 'prosody hierarchy': 'null'}, {'character': '开', 'pinyin': 'kai1', 'highest pitch': 10.13, 'lowest pitch': 9.35, 'duration': 0.26, 'prosody hierarchy': 'null'}, {'character': '始', 'pinyin': 'shiii3', 'highest pitch': 9.67, 'lowest pitch': 4.79, 'duration': 0.32, 'prosody hierarchy': '#3'}, {'pinyin': 'sp1', 'highest pitch': 0.0, 'lowest pitch': 0.0, 'duration': 0.13}, {'character': '办', 'pinyin': 'ban4', 'highest pitch': 11.44, 'lowest pitch': 10.58, 'duration': 0.15, 'prosody hierarchy': 'null'}, {'character': '案', 'pinyin': 'an4', 'highest pitch': 10.58, 'lowest pitch': 8.13, 'duration': 0.21, 'prosody hierarchy': '#1'}, {'character': '民', 'pinyin': 'min2', 'highest pitch': 10.82, 'lowest pitch': 7.09, 'duration': 0.23, 'prosody hierarchy': 'null'}, {'character': '警', 'pinyin': 'jing3', 'highest pitch': 10.82, 'lowest pitch': 5.71, 'duration': 0.33, 'prosody hierarchy': '#3'}, {'pinyin': 'sp1', 'highest pitch': 0.0, 'lowest pitch': 0.0, 'duration': 0.06}, {'character': '也', 'pinyin': 'ie3', 'highest pitch': 7.5, 'lowest pitch': 5.91, 'duration': 0.16, 'prosody hierarchy': '#1'}, {'character': '捉', 'pinyin': 'zhuo1', 'highest pitch': 9.16, 'lowest pitch': 8.7, 'duration': 0.18, 'prosody hierarchy': 'null'}, {'character': '摸', 'pinyin': 'mo1', 'highest pitch': 9.34, 'lowest pitch': 8.61, 'duration': 0.21, 'prosody hierarchy': '#1'}, {'character': '不', 'pinyin': 'bu2', 'highest pitch': 6.8, 'lowest pitch': 6.38, 'duration': 0.17, 'prosody hierarchy': 'null'}, {'character': '透', 'pinyin': 'tou4', 'highest pitch': 10.55, 'lowest pitch': 6.44, 'duration': 0.32, 'prosody hierarchy': '#4'}]