<http://schema.org/alternativeHeadline>
"Twitter\u2019s new homepage: Sign up, Sign in or get the F out"^^<http://www.w3.org/2001/XMLSchema#string>
<http://thenextweb.com/twitter/2011/12/09/twitters-new-homepage-sign-up-sign-in-or-get-the-f-out/>