<http://schema.org/description>
"Playboy Playmates and biological twin sisters Karissa and Kristina Shannon, 20, got a lot closer at the Playboy mansion this weekend ... and shared a&amp;hellip;"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.tmz.com/2010/08/10/shannon-twins-playboy-playmates-kiss-sisters-hefner-photo/1/>