<http://schema.org/mainEntityOfPage>
<http://www.digitalspy.com/tv/ustv/news/a515951/audra-mcdonald-added-to-nbcs-the-sound-of-music/True>
<http://www.digitalspy.com/tv/ustv/news/a515951/audra-mcdonald-added-to-nbcs-the-sound-of-music/>