<http://schema.org/interactionType>
"http://schema.org/ShareAction"^^<http://www.w3.org/2001/XMLSchema#string>
<http://thenextweb.com/apple/2011/10/05/sprints-iphone-4s-users-will-get-unlimited-3g-data-starting-69-and-a-5gb-hotspot-cap/>