<http://schema.org/headline>
"Perceptual Challenge \u2013 take our survey and apply for a free Interactive Gesture Camera"^^<http://www.w3.org/2001/XMLSchema#string>
<https://software.intel.com/en-us/blogs/2012/12/10/perceptual-challenge-take-our-survey-and-apply-for-a-free-interactive-gesture>