<http://schema.org/url>
<http://gigaom.com/2012/11/26/why-pushing-for-a-paywall-at-the-washington-post-completely-misses-the-point/>
<http://gigaom.com/2012/11/26/why-pushing-for-a-paywall-at-the-washington-post-completely-misses-the-point/>