<http://schema.org/url>
<http://www.businessweek.com/articles/2012-05-11/obamas-lines-at-george-clooneys-house-got-lots-of-laughs-dot-too-bad-nobody-fact-checked-them-first>
<http://www.businessweek.com/printer/articles/24962-obamas-clooney-joke-got-lots-of-laughs-dot-too-bad-nobody-fact-checked-it-first>