
Are the following mentions coreferent?:
<m> shook </m> in A 4.2 magnitude earthquake shook a remote area of eastern Sonoma County on Sunday morning, the largest in a flurry over the weekend, according to the U.S. Geological Survey. The size of Sunday morning's earthquake caught the attention of people in Cobb, a small community along Highway 175 in Lake County, 4 miles east of The Geysers. 
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<m> shakes </m> in 4. 6 earthquake shakes Northern California March 14, 2013 - 8 : 16 am A magnitude 4. 6 earthquake struck Northern California on Thursday morning, The temblor struck about 26 miles north of Santa Rosa in the Geysers area. There were no reports of damage or injuries, but there were some apparent aftershocks. 