
Are the following mentions coreferent?:
<m> 6 . 1 - magnitude earthquake </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. An 8. 7 - magnitude earthquake also hit off the city of Banda Aceh in Sumatra Island in May 2012, triggering regional tsunami alerts. 
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<m> 6 . 1 magnitude earthquake </m> in Powerful 6. 1 magnitude earthquake injures dozens in Indonesia's Aceh province Powerful 6. 1 magnitude earthquake hit Indonesia's northwestern Aceh province, on the island of Sumatra. The epicenter of the quake was roughly 55 kilometers from the town of Bireuen, a regency of the larger Aceh province, and took place at 7 : 37 AM local time according to data from the US Geological Survey. 