<http://www.w3.org/1999/02/22-rdf-syntax-ns#first>
<http://digitalspyuk.cdnds.net/14/11/640x320/landscape_ustv-the-big-bang-theory-mommy-observation-1.jpg>
<http://www.digitalspy.com/tv/the-big-bang-theory/review/a557697/the-big-bang-theory-recap-sheldons-notranslatemommynotranslate-issues/>