<http://schema.org/keywords>
"CA Circuses news"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.dailynews.com/arts-and-entertainment/20140602/bargain-hunter-ringling-brothers-and-barnum-baileys-legends-goes-on-sale-june-8-with-a-special-15-opening-night-ticket>