<http://schema.org/keywords>
"US blizzard"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.hindustantimes.com/world/snowzilla-kills-25-in-eastern-us-27-inches-of-record-snowfall/story-3HfH0LknijS5BsXEqnO9aL.html>