<http://schema.org/description>
"Rbutr has been working away for a number of years already, serving as a 'peer review' system for the Internet, letting users follow rebuttals for information contained within certain ..."^^<http://www.w3.org/2001/XMLSchema#string>
<http://thenextweb.com/apps/2014/02/17/rbutr/rburs2/>