<http://schema.org/description>
"Google uses a team of people to judge the quality and relevancy of webpages that appear in its search engine, it has been revealed.\r\n\r\nAn article published today by The Register details ..."^^<http://www.w3.org/2001/XMLSchema#string>
<http://thenextweb.com/google/2012/11/27/a-google-manual-reveals-a-team-of-contracted-home-workers-who-help-make-its-search-engine-more-relevant/>