<http://schema.org/description>
"Opera has released its latest quarterly State of Mobile Advertising report and the findings from Q4 2012 show a sizable growth in the number of impressions served to Android devices, ..."^^<http://www.w3.org/2001/XMLSchema#string>
<http://thenextweb.com/mobile/2013/02/07/opera-state-of-mobile-advertising-q4-2012/>