<http://schema.org/interactionType>
"http://schema.org/ShareAction"^^<http://www.w3.org/2001/XMLSchema#string>
<http://thenextweb.com/twitter/2011/11/29/this-chrome-extension-for-google-is-a-better-twitter-client-than-twitter/?awesm=tnw.to_1C2ci>