<http://schema.org/interactionType>
"http://schema.org/ShareAction"^^<http://www.w3.org/2001/XMLSchema#string>
<http://thenextweb.com/insider/2013/05/31/linkedin-beefs-up-security-with-optional-two-step-verification-via-sms/?awesm=tnw.to_d0YoQ>