
Are the following mentions coreferent?:
<m> murder </m> in Peterson, 32, was convicted of two counts of murder in the deaths of his wife, Laci, and her fetus. 
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<m> first degree murder </m> in An Oklahoma jury has found 27 year old Christopher Simpson guilty of first degree murder of his then pregnant 20 year old girlfriend Ka'loni Flynn and their 12 week unborn child. 