
Are the following mentions coreferent?:
<m> triggered </m> in Indonesia's Aceh, on the northern tip of Sumatra island, was the epicenter of the 2004 tsunami which shook the nation, causing widespread panic and destruction in a region devastated by the quake and triggered the tsunami of 2004. 
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<m> sparking </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. 