
Are the following mentions coreferent?:
<m> kill </m> in Scott Peterson was found guilty because jurors believed he had a motive to kill his wife and that Peterson's conduct before, during and after Laci Peterson's disappearance was too suspicious to be purely coincidental. 
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<m> deaths </m> in An Oklahoma man has pleaded not guilty to two first-degree murder charges for the deaths of an Arkansas woman and her fetus. 