
Are the following mentions coreferent?:
<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. 
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<m> 6 . 1 magnitude earthquake </m> in A powerful 6. 1 magnitude earthquake hit Indonesia's northwestern Aceh province on the island of Sumatra early Tuesday. The epicenter of the quake was roughly 55 kilometers from the town of Bireuen, a regency of the larger Aceh province, according to data from the US Geological Survey. 