去哪里？
驾驶扫雪车行驶到赵公口桥后，苗巍掉头往回走。[{'character': '驾', 'pinyin': 'jia4', 'highest pitch': 10.98, 'lowest pitch': 9.07, 'duration': 0.27, 'prosody hierarchy': 'null'}, {'character': '驶', 'pinyin': 'shiii3', 'highest pitch': 9.07, 'lowest pitch': 7.28, 'duration': 0.23, 'prosody hierarchy': '#2'}, {'character': '扫', 'pinyin': 'sao2', 'highest pitch': 10.33, 'lowest pitch': 7.8, 'duration': 0.19, 'prosody hierarchy': 'null'}, {'character': '雪', 'pinyin': 'xve3', 'highest pitch': 10.33, 'lowest pitch': 5.47, 'duration': 0.19, 'prosody hierarchy': 'null'}, {'character': '车', 'pinyin': 'che1', 'highest pitch': 9.58, 'lowest pitch': 9.3, 'duration': 0.31, 'prosody hierarchy': '#2'}, {'pinyin': 'sp1', 'highest pitch': 0.0, 'lowest pitch': 0.0, 'duration': 0.05}, {'character': '行', 'pinyin': 'xing2', 'highest pitch': 8.2, 'lowest pitch': 7.02, 'duration': 0.25, 'prosody hierarchy': 'null'}, {'character': '驶', 'pinyin': 'shiii3', 'highest pitch': 9.07, 'lowest pitch': 5.52, 'duration': 0.18, 'prosody hierarchy': 'null'}, {'character': '到', 'pinyin': 'dao4', 'highest pitch': 7.53, 'lowest pitch': 6.33, 'duration': 0.21, 'prosody hierarchy': '#2'}, {'character': '赵', 'pinyin': 'zhao4', 'highest pitch': 9.43, 'lowest pitch': 6.72, 'duration': 0.21, 'prosody hierarchy': 'null'}, {'character': '公', 'pinyin': 'gong1', 'highest pitch': 10.25, 'lowest pitch': 7.86, 'duration': 0.17, 'prosody hierarchy': 'null'}, {'character': '口', 'pinyin': 'kou3', 'highest pitch': 4.95, 'lowest pitch': 4.73, 'duration': 0.18, 'prosody hierarchy': '#1'}, {'character': '桥', 'pinyin': 'qiao2', 'highest pitch': 5.81, 'lowest pitch': 4.49, 'duration': 0.23, 'prosody hierarchy': 'null'}, {'character': '后', 'pinyin': 'hou4', 'highest pitch': 13.38, 'lowest pitch': 5.81, 'duration': 0.26, 'prosody hierarchy': '#3'}, {'pinyin': 'sp1', 'highest pitch': 0.0, 'lowest pitch': 0.0, 'duration': 0.38}, {'character': '苗', 'pinyin': 'miao2', 'highest pitch': 7.9, 'lowest pitch': 6.66, 'duration': 0.24, 'prosody hierarchy': 'null'}, {'character': '巍', 'pinyin': 'uei1', 'highest pitch': 9.01, 'lowest pitch': 7.9, 'duration': 0.26, 'prosody hierarchy': '#2'}, {'character': '掉', 'pinyin': 'diao4', 'highest pitch': 10.33, 'lowest pitch': 8.23, 'duration': 0.21, 'prosody hierarchy': 'null'}, {'character': '头', 'pinyin': 'tou2', 'highest pitch': 9.27, 'lowest pitch': 7.6, 'duration': 0.2, 'prosody hierarchy': '#1'}, {'character': '往', 'pinyin': 'uang3', 'highest pitch': 9.63, 'lowest pitch': 5.33, 'duration': 0.25, 'prosody hierarchy': 'null'}, {'character': '回', 'pinyin': 'huei2', 'highest pitch': 9.38, 'lowest pitch': 6.26, 'duration': 0.22, 'prosody hierarchy': 'null'}, {'character': '走', 'pinyin': 'zou3', 'highest pitch': 8.23, 'lowest pitch': 3.94, 'duration': 0.3, 'prosody hierarchy': '#4'}]