
Are the following mentions coreferent?:
<m> tensions </m> in A refugee camp in South Sudan's Unity state was bombed Thursday, South Sudan officials and witnesses said, threatening to raise tensions with Sudan in the violence- plagued border region. 
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<m> tensions </m> in A refugee camp in South Sudan's Unity state was bombed on Thursday, South Sudan officials and witnesses said, threatening to raise tensions with Sudan. Explosive fighting between Sudan's armed forces and rebels along the poorly defined border since South Sudan's independence in July has strained ties between the two nations. 