<http://schema.org/thumbnailURL>
"https://software.intel.com/sites/default/files/d9/e4/search_publish_icon.jpeg"^^<http://www.w3.org/2001/XMLSchema#string>
<https://software.intel.com/en-us/articles/optimization-and-performance-tuning-for-intel-xeon-phi-coprocessors-part-2-understanding>