<http://schema.org/description>
"Over the weekend I saw a few tweets referring to Duck.com, a domain name that I had never really thought about.  Clearly it's quite valuable, since four letter domain names that spell ..."^^<http://www.w3.org/2001/XMLSchema#string>
<http://thenextweb.com/insider/2012/01/30/we-bet-you-dont-know-who-owns-duck-com-and-what-it-redirects-to/>