
Are the following mentions coreferent?:
<m> said </m> in 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. An American activist who spoke to aid workers at the camp later said there were no casualties. The president of South Sudan, which became the world's newest country only four months ago, said he fears the Khartoum-based government intends to invade the south soon. 
</s>
<m> according to </m> in According to the spokesman of the United Nations Relief and Works Agency, Christopher Gunness, three shells hit Fakhura, a girls elementary school in the Jabalya refugee camp in northern Gaza at about 3pm on Tuesday ( 12am yesterday ). 