
Are the following mentions coreferent?:
<m> California Earthquake </m> in A California earthquake today 2013 has erupted outside Santa Rosa. The strong and shallow quake began in the predawn morning hours today Thursday, March 14, 2013. Officials tell news that a 4. 6 magnitude California earthquake began today shortly after 2 : 09 am PST. The quake was northwest of Sacramento and Woodland and Roseville, north of Santa Rosa and San Francisco, and south of Mendocino National Forest. 
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<m> earthquake </m> in An earthquake with a preliminary magnitude of 4.4 struck in Sonoma County this morning near The Geysers, according to the U.S. Geological Survey. The earthquake struck at about 9:30 a.m. and had a depth of 2.7 miles, according to the USGS. The quake was centered about two miles from The Geysers and 13 miles east of Cloverdale. 