<http://schema.org/description>
"Twitter released a Spotify app for its #Twitter Music service this week, but the company isn't forgetting other streaming sites after it added its social-powered charts to Rdio.\r\n\r\nThe ..."^^<http://www.w3.org/2001/XMLSchema#string>
<http://thenextweb.com/twitter/2013/09/14/twitter-music-charts-are-now-available-inside-rdio/>