五环内的什么开售了？
当日，五环内正式开售兔年烟花。[{'character': '当', 'pinyin': 'dang1', 'highest pitch': 10.57, 'lowest pitch': 9.95, 'duration': 0.22, 'prosody hierarchy': 'null'}, {'character': '日', 'pinyin': 'riii4', 'highest pitch': 10.43, 'lowest pitch': 7.62, 'duration': 0.27, 'prosody hierarchy': '#3'}, {'pinyin': 'sp1', 'highest pitch': 0.0, 'lowest pitch': 0.0, 'duration': 0.33}, {'character': '五', 'pinyin': 'u3', 'highest pitch': 8.18, 'lowest pitch': 7.07, 'duration': 0.14, 'prosody hierarchy': 'null'}, {'character': '环', 'pinyin': 'huan2', 'highest pitch': 9.12, 'lowest pitch': 7.07, 'duration': 0.22, 'prosody hierarchy': 'null'}, {'character': '内', 'pinyin': 'nei4', 'highest pitch': 10.19, 'lowest pitch': 8.47, 'duration': 0.28, 'prosody hierarchy': '#2'}, {'character': '正', 'pinyin': 'zheng4', 'highest pitch': 11.34, 'lowest pitch': 9.73, 'duration': 0.22, 'prosody hierarchy': 'null'}, {'character': '式', 'pinyin': 'shiii4', 'highest pitch': 9.73, 'lowest pitch': 7.47, 'duration': 0.15, 'prosody hierarchy': '#1'}, {'character': '开', 'pinyin': 'kai1', 'highest pitch': 8.85, 'lowest pitch': 7.47, 'duration': 0.24, 'prosody hierarchy': 'null'}, {'character': '售', 'pinyin': 'shou4', 'highest pitch': 9.12, 'lowest pitch': 6.85, 'duration': 0.25, 'prosody hierarchy': '#2'}, {'character': '兔', 'pinyin': 'tu4', 'highest pitch': 10.58, 'lowest pitch': 8.44, 'duration': 0.21, 'prosody hierarchy': 'null'}, {'character': '年', 'pinyin': 'nian2', 'highest pitch': 8.44, 'lowest pitch': 5.7, 'duration': 0.2, 'prosody hierarchy': '#1'}, {'character': '烟', 'pinyin': 'ian1', 'highest pitch': 9.4, 'lowest pitch': 7.45, 'duration': 0.2, 'prosody hierarchy': 'null'}, {'character': '花', 'pinyin': 'hua1', 'highest pitch': 10.26, 'lowest pitch': 9.04, 'duration': 0.33, 'prosody hierarchy': '#4'}]