
Are the following mentions coreferent?:
<m> killed </m> in The civilian death toll in Gaza increased dramatically today, with reports of more than 40 Palestinians killed after missiles exploded outside a UN school where hundreds of people were sheltering from the continuing Israeli offensive. James Mattiello, the regional director of the United Nations Relief and Works Agency in Gaza, said that there were reports of more than 40 people killed and several dozen wounded. 
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<m> attack </m> in Three shells hit Fakhura, a girls elementary school in the Jabalya refugee camp in northern Gaza, at about 3pm on Tuesday ( 12am yesterday ), according to UN Relief and Works Agency spokesman Christopher Gunness. John Ging, the top UN refugee official in Gaza, said UN staff and Palestinian families in the school compound had been screened for weapons, and he disputed Israel's claim that mortars were fired from inside. 