商丘是一个历史悠久的城市。
这于商丘又有何益呢？[{'character': '这', 'pinyin': 'zhe4', 'highest pitch': 10.48, 'lowest pitch': 8.13, 'duration': 0.24, 'prosody hierarchy': 'null'}, {'character': '于', 'pinyin': 'v2', 'highest pitch': 9.59, 'lowest pitch': 7.89, 'duration': 0.15, 'prosody hierarchy': '#1'}, {'character': '商', 'pinyin': 'shang1', 'highest pitch': 10.89, 'lowest pitch': 9.47, 'duration': 0.27, 'prosody hierarchy': 'null'}, {'character': '丘', 'pinyin': 'qiou1', 'highest pitch': 10.75, 'lowest pitch': 10.33, 'duration': 0.32, 'prosody hierarchy': '#2'}, {'character': '又', 'pinyin': 'iou4', 'highest pitch': 11.02, 'lowest pitch': 8.49, 'duration': 0.19, 'prosody hierarchy': 'null'}, {'character': '有', 'pinyin': 'iou3', 'highest pitch': 8.49, 'lowest pitch': 5.13, 'duration': 0.17, 'prosody hierarchy': '#1'}, {'character': '何', 'pinyin': 'he2', 'highest pitch': 8.41, 'lowest pitch': 5.89, 'duration': 0.27, 'prosody hierarchy': 'null'}, {'character': '益', 'pinyin': 'i4', 'highest pitch': 10.2, 'lowest pitch': 8.25, 'duration': 0.21, 'prosody hierarchy': 'null'}, {'character': '呢', 'pinyin': 'ne5', 'highest pitch': 8.25, 'lowest pitch': 5.75, 'duration': 0.27, 'prosody hierarchy': '#4'}]