<http://schema.org/alternativeHeadline>
"A shake up! Marketing giant WPP agrees deal to acquire digital agency AKQA"^^<http://www.w3.org/2001/XMLSchema#string>
<http://thenextweb.com/media/2012/06/20/a-shake-up-marketing-giant-wpp-agrees-deal-to-acquire-digital-agency-akqa/>