<http://schema.org/url>
<http://www.businessweek.com/articles/2014-04-22/after-declaring-war-on-smog-china-gets-around-to-updating-its-environmental-laws>
<http://www.bloomberg.com/bw/articles/2014-04-22/after-declaring-war-on-smog-china-gets-around-to-updating-its-environmental-laws>