"他们之间有什么争执吗？"
霍夫曼和科瓦姆甚至发生过争吵。[{'character': '霍', 'pinyin': 'huo4', 'highest pitch': 11.07, 'lowest pitch': 9.5, 'duration': 0.17, 'prosody hierarchy': 'null'}, {'character': '夫', 'pinyin': 'fu1', 'highest pitch': 10.82, 'lowest pitch': 9.5, 'duration': 0.14, 'prosody hierarchy': 'null'}, {'character': '曼', 'pinyin': 'man4', 'highest pitch': 10.93, 'lowest pitch': 8.75, 'duration': 0.28, 'prosody hierarchy': '#2'}, {'character': '和', 'pinyin': 'he2', 'highest pitch': 8.92, 'lowest pitch': 8.03, 'duration': 0.19, 'prosody hierarchy': '#1'}, {'character': '科', 'pinyin': 'ke1', 'highest pitch': 10.98, 'lowest pitch': 8.08, 'duration': 0.19, 'prosody hierarchy': 'null'}, {'character': '瓦', 'pinyin': 'ua2', 'highest pitch': 10.46, 'lowest pitch': 7.91, 'duration': 0.17, 'prosody hierarchy': 'null'}, {'character': '姆', 'pinyin': 'mu3', 'highest pitch': 10.32, 'lowest pitch': 4.71, 'duration': 0.35, 'prosody hierarchy': '#2'}, {'character': '甚', 'pinyin': 'shen4', 'highest pitch': 8.62, 'lowest pitch': 6.86, 'duration': 0.22, 'prosody hierarchy': 'null'}, {'character': '至', 'pinyin': 'zhiii4', 'highest pitch': 7.47, 'lowest pitch': 6.55, 'duration': 0.18, 'prosody hierarchy': '#2'}, {'character': '发', 'pinyin': 'fa1', 'highest pitch': 8.8, 'lowest pitch': 6.55, 'duration': 0.19, 'prosody hierarchy': 'null'}, {'character': '生', 'pinyin': 'sheng1', 'highest pitch': 9.53, 'lowest pitch': 8.33, 'duration': 0.18, 'prosody hierarchy': 'null'}, {'character': '过', 'pinyin': 'guo4', 'highest pitch': 8.77, 'lowest pitch': 7.53, 'duration': 0.13, 'prosody hierarchy': '#1'}, {'character': '争', 'pinyin': 'zheng1', 'highest pitch': 10.78, 'lowest pitch': 7.53, 'duration': 0.21, 'prosody hierarchy': 'null'}, {'character': '吵', 'pinyin': 'chao3', 'highest pitch': 10.67, 'lowest pitch': 5.36, 'duration': 0.36, 'prosody hierarchy': '#4'}]