
Are the following mentions coreferent?:
<m> levelled </m> in The United States Geological Survey said a strong earthquake rattled Indonesia's West Papua province Wednesday just days after a powerful quake levelled buildings and killed one person. 
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<m> flattened </m> in Buildings were flattened and at least one person was killed in two powerful earthquakes which struck in Indonesia's West Papua province today after two powerful earthquakes flattened buildings and killed at least one person. 