<http://schema.org/description>
"Mozilla has rolled out directory tiles, the company's advertising experiment for its browser's new tab page, to the Firefox Nightly channel. We installed the latest browser build to ..."^^<http://www.w3.org/2001/XMLSchema#string>
<http://thenextweb.com/apps/2014/08/28/mozilla-rolls-sponsored-tiles-firefox-nightlys-new-tab-page/?awesm=tnw.to_h4seZ??snewtabpage>