
Are the following mentions coreferent?:
<m> Magnitude - 6 . 1 quake </m> in Magnitude - 6. 1 quake hits Indonesia ; 1 dead Tuesday, July 2, 2013 A strong earthquake struck Indonesia's Aceh province on Tuesday, killing at least one person and leaving two others missing. The magnitude - 6. 1 quake struck at a depth of just 10 kilometers and its epicenter was located 55 kilometers ( 34 miles ) west of the town of Bireun on the western tip of Sumatra island, the US Geological Survey said. 
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<m> 6 . 1 - magnitude quake </m> in A powerful 6. 1 - magnitude earthquake strikes the northern Indonesian province of Aceh, killing at least three people and injuring dozens more across the affected region. According to the US Geological Survey, the quake hit at a depth of 10 kilometers ( 6 miles ) in the Northern Province of Aceh. Last year, a 6. 4 - magnitude quake rocked the west coast of Sumatra Island, killing at least one person. 