
Are the following mentions coreferent?:
<m> 6 . 1 - magnitude earthquake </m> in A powerful 6. 1 - magnitude earthquake struck the Indonesian province of Aceh with no tsunami warning issued, the US Geological Survey said, sending people running into the streets in panic. A strong 6. 1 - magnitude earthquake struck the northwestern Indonesian province of Aceh on Tuesday, the US Geological Survey said, sending people running into the streets in panic. 
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<m> 6 . 1 magnitude earthquake </m> in Indonesia earthquake : 24 dead and over 200 injured as 6. 1 magnitude quake hits Aceh province.Soldiers and police are leading rescue operations in Indonesia after a 6. 1 magnitude earthquake hit Aceh province leaving 24 dead and over 200 injured.The quake struck yesterday afternoon at a depth of just six miles and was centred on the far western tip of Sumatra island in Aceh province. 