
Are the following mentions coreferent?:
<m> shakes </m> in The Napa Valley was shaken at 2 : 09 a.m. Thursday by a magnitude 4. 6 earthquake located near Clearlake in Lake County, the U. S. Geological Survey reported. The temblor rattled homes in Napa, but would not have been expected to do any local damage. 
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<m> shaking </m> in Residents from San Francisco to north of Sacramento reported shaking after a 4. 6 - magnitude earthquake rattled Northern California overnight, shaking residents from San Francisco to north of Sacramento. 