<http://schema.org/about>
"The quake that hit the East Coast on Tuesday afternoon was notable, but not unprecedented, for the eastern half of the country, geoscientists say."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.mnn.com/earth-matters/wilderness-resources/stories/why-the-virginia-earthquake-shook-the-entire-east-coast>