<http://schema.org/url>
<http://hiphopwired.com/2011/09/01/beef-in-140-characters-or-less-10-beefs-that-started-escalated-or-ended-via-twitter/>
<http://hiphopwired.com/2011/09/01/beef-in-140-characters-or-less-10-beefs-that-started-escalated-or-ended-via-twitter/5/>