四条匝道是指哪四条？
营盘路湘江隧道四条匝道总长二点六五九公里。[{'character': '营', 'pinyin': 'ing2', 'highest pitch': 11.17, 'lowest pitch': 8.22, 'duration': 0.22, 'prosody hierarchy': 'null'}, {'character': '盘', 'pinyin': 'pan2', 'highest pitch': 13.82, 'lowest pitch': 7.09, 'duration': 0.24, 'prosody hierarchy': 'null'}, {'character': '路', 'pinyin': 'lu4', 'highest pitch': 9.53, 'lowest pitch': 8.02, 'duration': 0.19, 'prosody hierarchy': '#2'}, {'character': '湘', 'pinyin': 'xiang1', 'highest pitch': 9.89, 'lowest pitch': 8.18, 'duration': 0.2, 'prosody hierarchy': 'null'}, {'character': '江', 'pinyin': 'jiang1', 'highest pitch': 9.74, 'lowest pitch': 8.96, 'duration': 0.19, 'prosody hierarchy': '#1'}, {'character': '隧', 'pinyin': 'suei4', 'highest pitch': 10.18, 'lowest pitch': 7.16, 'duration': 0.21, 'prosody hierarchy': 'null'}, {'character': '道', 'pinyin': 'dao4', 'highest pitch': 8.13, 'lowest pitch': 6.44, 'duration': 0.26, 'prosody hierarchy': '#2'}, {'character': '四', 'pinyin': 'sii4', 'highest pitch': 11.01, 'lowest pitch': 8.58, 'duration': 0.23, 'prosody hierarchy': 'null'}, {'character': '条', 'pinyin': 'tiao2', 'highest pitch': 8.58, 'lowest pitch': 5.73, 'duration': 0.24, 'prosody hierarchy': '#1'}, {'character': '匝', 'pinyin': 'za1', 'highest pitch': 7.96, 'lowest pitch': 6.51, 'duration': 0.21, 'prosody hierarchy': 'null'}, {'character': '道', 'pinyin': 'dao4', 'highest pitch': 8.13, 'lowest pitch': 5.66, 'duration': 0.23, 'prosody hierarchy': '#3'}, {'pinyin': 'sp1', 'highest pitch': 0.0, 'lowest pitch': 0.0, 'duration': 0.17}, {'character': '总', 'pinyin': 'zong3', 'highest pitch': 8.6, 'lowest pitch': 6.38, 'duration': 0.22, 'prosody hierarchy': 'null'}, {'character': '长', 'pinyin': 'chang2', 'highest pitch': 8.78, 'lowest pitch': 6.28, 'duration': 0.32, 'prosody hierarchy': '#2'}, {'pinyin': 'sp1', 'highest pitch': 0.0, 'lowest pitch': 0.0, 'duration': 0.07}, {'character': '二', 'pinyin': 'er4', 'highest pitch': 10.62, 'lowest pitch': 9.06, 'duration': 0.2, 'prosody hierarchy': 'null'}, {'character': '点', 'pinyin': 'dian3', 'highest pitch': 8.05, 'lowest pitch': 5.39, 'duration': 0.18, 'prosody hierarchy': '#1'}, {'character': '六', 'pinyin': 'liou4', 'highest pitch': 9.6, 'lowest pitch': 6.71, 'duration': 0.22, 'prosody hierarchy': 'null'}, {'character': '五', 'pinyin': 'u2', 'highest pitch': 9.98, 'lowest pitch': 6.85, 'duration': 0.16, 'prosody hierarchy': 'null'}, {'character': '九', 'pinyin': 'jiou3', 'highest pitch': 9.73, 'lowest pitch': 4.24, 'duration': 0.22, 'prosody hierarchy': '#1'}, {'character': '公', 'pinyin': 'gong1', 'highest pitch': 10.35, 'lowest pitch': 8.6, 'duration': 0.22, 'prosody hierarchy': 'null'}, {'character': '里', 'pinyin': 'li3', 'highest pitch': 10.41, 'lowest pitch': 4.58, 'duration': 0.27, 'prosody hierarchy': '#4'}]