<http://schema.org/description>
"Google has continued to encourage communication between developers and users on Google Play after it begin to allow all developers to respond to comments and reviews about their apps ..."^^<http://www.w3.org/2001/XMLSchema#string>
<http://thenextweb.com/google/2013/01/10/all-developers-can-now-respond-to-user-comments-and-reviews-on-google-play/>