
Are the following mentions coreferent?:
<m> war </m> in South Sudan warns of war after Sudan bombs refugee camp Military aircraft from Sudan crossed the new international border with South Sudan and dropped bombs Thursday in and around a camp filled with refugees, officials said. The violence is especially troubling given the history between the two sides : The black African tribes of South Sudan and the mainly Arab north battled two civil wars over more than five decades, and some 2 million died in the latest war, from 1983 - 2005. 
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<m> war </m> in Sixteen hours after the attack on one of his schools killed 40 Palestinians seeking shelter from Israel's war on Hamas, the United Nations'director of operations in Gaza, John Ging told The Age last night that they have established beyond any doubt that the school was not being used by any militants. Israel has demanded that Hamas be prevented from rearming as a main condition for a ceasefire. 