<http://schema.org/description>
"A calendar is a calendar is a calendar, right? Wrong. You might think all calendar apps are created equally, but that's not really the case, and if you live your life to a set of deadlines ..."^^<http://www.w3.org/2001/XMLSchema#string>
<http://thenextweb.com/apps/2013/08/16/12-of-the-best-calendar-apps-available-for-your-android-smartphone-today/>