
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 A 6. 1 - magnitude earthquake which hit the Indonesian province of Aceh on Tuesday killed at least one person, injured dozens and destroyed buildings, sparking panic in a region devastated by the quake - triggered tsunami of 2004.