<http://schema.org/mainEntityOfPage>
<http://blogs.wsj.com/capitaljournal/2010/11/03/will-obama-turn-out-to-be-jimmy-carter-or-bill-clinton/>
<http://blogs.wsj.com/capitaljournal/2010/11/03/will-obama-turn-out-to-be-jimmy-carter-or-bill-clinton/>