<http://schema.org/url>
<http://www.vanityfair.com/news/2012/04/thrilling-tax-returns-news-the-obama-and-biden-tax-returns-are-here>
<http://www.vanityfair.com/news/2012/04/Thrilling-Tax-Returns-News-The-Obama-and-Biden-Tax-Returns-are-Here>