<http://schema.org/description>
"Apple has made several additions to its Worldwide Developers Conference website, most notably a time schedule showing that the opening Keynote address will run a considerable three hours."^^<http://www.w3.org/2001/XMLSchema#string>
<http://appleinsider.com/articles/07/04/17/apple_carves_out_3_hour_notch_for_wwdc_keynote>