<http://schema.org/description>
"Foo Fighters, Deadmau5, Cage the Elephant, My Morning Jacket, Eminem, Lykke Li, Coldplay, Muse, Bright Eyes and more from Chicago"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.rollingstone.com/music/pictures/lollapalooza-2011-in-pictures-20110801>