"我们需要进一步调查和了解。"
至于什么原因引发冲突，大家并不清楚。[{'character': '至', 'pinyin': 'zhiii4', 'highest pitch': 10.61, 'lowest pitch': 9.95, 'duration': 0.2, 'prosody hierarchy': 'null'}, {'character': '于', 'pinyin': 'v2', 'highest pitch': 10.37, 'lowest pitch': 8.8, 'duration': 0.24, 'prosody hierarchy': '#1'}, {'character': '什', 'pinyin': 'shen2', 'highest pitch': 10.37, 'lowest pitch': 7.4, 'duration': 0.2, 'prosody hierarchy': 'null'}, {'character': '么', 'pinyin': 'me5', 'highest pitch': 11.22, 'lowest pitch': 8.04, 'duration': 0.12, 'prosody hierarchy': '#1'}, {'character': '原', 'pinyin': 'van2', 'highest pitch': 11.21, 'lowest pitch': 7.26, 'duration': 0.2, 'prosody hierarchy': 'null'}, {'character': '因', 'pinyin': 'in1', 'highest pitch': 8.11, 'lowest pitch': 7.34, 'duration': 0.23, 'prosody hierarchy': '#1'}, {'character': '引', 'pinyin': 'in3', 'highest pitch': 7.85, 'lowest pitch': 5.29, 'duration': 0.16, 'prosody hierarchy': 'null'}, {'character': '发', 'pinyin': 'fa1', 'highest pitch': 7.28, 'lowest pitch': 5.72, 'duration': 0.18, 'prosody hierarchy': '#1'}, {'character': '冲', 'pinyin': 'chong1', 'highest pitch': 8.49, 'lowest pitch': 7.01, 'duration': 0.25, 'prosody hierarchy': 'null'}, {'character': '突', 'pinyin': 'tu5', 'highest pitch': 13.15, 'lowest pitch': 6.09, 'duration': 0.23, 'prosody hierarchy': '#3'}, {'pinyin': 'sp1', 'highest pitch': 0.0, 'lowest pitch': 0.0, 'duration': 0.15}, {'character': '大', 'pinyin': 'da4', 'highest pitch': 6.96, 'lowest pitch': 5.61, 'duration': 0.2, 'prosody hierarchy': 'null'}, {'character': '家', 'pinyin': 'jia1', 'highest pitch': 8.45, 'lowest pitch': 5.61, 'duration': 0.23, 'prosody hierarchy': '#2'}, {'character': '并', 'pinyin': 'bing4', 'highest pitch': 10.94, 'lowest pitch': 8.66, 'duration': 0.2, 'prosody hierarchy': 'null'}, {'character': '不', 'pinyin': 'bu4', 'highest pitch': 8.66, 'lowest pitch': 6.03, 'duration': 0.12, 'prosody hierarchy': '#1'}, {'character': '清', 'pinyin': 'qing1', 'highest pitch': 7.03, 'lowest pitch': 6.03, 'duration': 0.22, 'prosody hierarchy': 'null'}, {'character': '楚', 'pinyin': 'chu3', 'highest pitch': 13.14, 'lowest pitch': 4.87, 'duration': 0.28, 'prosody hierarchy': '#4'}]