<http://schema.org/headline>
"Linus Torvalds releases Linux kernel version 3 to celebrate 20 years of penguin-powered computing"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.engadget.com/2011/05/30/linus-torvalds-releases-linux-kernel-version-3-to-celebrate-20-y/>