<http://schema.org/mainEntityOfPage>
<http://www.huffingtonpost.com/2012/09/05/cast-of-mad-men-never-gonna-give-you-up_n_1857998.html>
<http://www.huffingtonpost.com/2012/09/05/cast-of-mad-men-never-gonna-give-you-up_n_1857998.html>