<http://schema.org/url>
<http://www.engadget.com/2013/01/29/sigma-unveils-three-new-mft-and-sony-e-mount-lenses/>
<http://www.engadget.com/2013/01/29/sigma-unveils-three-new-mft-and-sony-e-mount-lenses/?ncid=rss_semi>