<http://schema.org/topics>
"100000 stars,apps-and-software,Apps and Software,Dev &amp; Design,Google,interactive graphics,Space,trending,Uncategorized,World"^^<http://www.w3.org/2001/XMLSchema#string>
<http://mashable.com/2012/11/17/google-100000-stars/?WT.mc_id=en_top_stories>