
Are the following mentions coreferent?:
<m> death </m> in A prosecutor told jurors that Laci Peterson's loved ones have a hole in their hearts that will never be repaired, as he asked them to send convicted double-murderer Scott Peterson to his death for killing his wife and unborn son. 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> murder </m> in Upon learning of his death sentence, Scott Peterson sat defiantly still and tight-jawed, the same vacant expression he wore throughout a murder trial in which he never spoke.