<http://schema.org/description>
"It has emerged that Amazon Appstore, a new third-party application marketplace from retail giant Amazon, is to be made available on a variety of different mobile operating systems, ..."^^<http://www.w3.org/2001/XMLSchema#string>
<http://thenextweb.com/mobile/2011/03/03/amazon-android-appstore-to-extend-to-other-mobile-platforms/>