
Are the following mentions coreferent?:
<m> said </m> in Majed Hamdan, an AP photographer, who rushed to the scene of the explosion to document the injuries, said that many of the people who were taking shelter in the area were children and young people. 
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<m> explain </m> in Israel moved quickly to explain the attack on the Jabalya school, saying its forces had been fired on first. 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. 