<http://schema.org/mainEntityOfPage>
<http://blogs.wsj.com/metropolis/2010/10/13/in-house-races-democratic-incumbents-struggle-to-fend-off-gop/>
<http://blogs.wsj.com/metropolis/2010/10/13/in-house-races-democratic-incumbents-struggle-to-fend-off-gop/>