<http://schema.org/topics>
"apps-and-software,Apps and Software,Gadgets,health and fitness,Health &amp; Fitness,Health &amp; Fitness,Runtastic,Tech,Uncategorized"^^<http://www.w3.org/2001/XMLSchema#string>
<http://mashable.com/2014/07/31/runtastic-orbit-wearable/>