
Are the following mentions coreferent?:
<m> unborn </m> in The jury convicted the 32-year-old Peterson on Nov. 12 of first-degree murder for killing his wife and second-degree murder for the death of his unborn son. 
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<m> unborn </m> in Peterson was convicted of first-degree murder for the death of Laci Peterson and second-degree murder for the death of their unborn son just before Christmas 2002. 