
Are the following mentions coreferent?:
<m> air attack </m> in The UN refugee agency on Friday strongly condemned the aerial bombing of a temporary refugee camp in South Sudan sheltering more than 20, 000 civilians fleeing from conflict in neighbouring Sudan's Nuba Mountains. Two of the bombs fell within the Yida camp, including one close to the school, said by UNHCR spokesman Adrian Edwards. There were no casualties in the camp and we are verifying the situation of surrounding communities. 
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<m> killed </m> in Three Palestinians, who had sought refuge in a small co-educational UN school in Gaza City, died when a missile hit the building's toilet facilities. 