吕某是谁？
案发后，吕某仓皇逃走。[{'character': '案', 'pinyin': 'an4', 'highest pitch': 10.04, 'lowest pitch': 9.06, 'duration': 0.16, 'prosody hierarchy': 'null'}, {'character': '发', 'pinyin': 'fa1', 'highest pitch': 10.83, 'lowest pitch': 9.06, 'duration': 0.22, 'prosody hierarchy': 'null'}, {'character': '后', 'pinyin': 'hou4', 'highest pitch': 13.58, 'lowest pitch': 7.04, 'duration': 0.28, 'prosody hierarchy': '#3'}, {'pinyin': 'sp1', 'highest pitch': 0.0, 'lowest pitch': 0.0, 'duration': 0.14}, {'character': '吕', 'pinyin': 'lv2', 'highest pitch': 9.51, 'lowest pitch': 7.33, 'duration': 0.2, 'prosody hierarchy': 'null'}, {'character': '某', 'pinyin': 'mou3', 'highest pitch': 9.51, 'lowest pitch': 5.92, 'duration': 0.25, 'prosody hierarchy': '#2'}, {'character': '仓', 'pinyin': 'cang1', 'highest pitch': 10.44, 'lowest pitch': 9.01, 'duration': 0.23, 'prosody hierarchy': 'null'}, {'character': '皇', 'pinyin': 'huang2', 'highest pitch': 7.58, 'lowest pitch': 7.04, 'duration': 0.21, 'prosody hierarchy': '#1'}, {'character': '逃', 'pinyin': 'tao2', 'highest pitch': 7.55, 'lowest pitch': 6.16, 'duration': 0.22, 'prosody hierarchy': 'null'}, {'character': '走', 'pinyin': 'zou3', 'highest pitch': 6.93, 'lowest pitch': 3.0, 'duration': 0.32, 'prosody hierarchy': '#4'}]