<http://schema.org/headline>
"How Lady Gaga Reacted to Katy Perry\u2019s Song Outselling Hers on iTunes, and Other Imagined Celebrity Connections"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.vanityfair.com/hollywood/2013/08/lady-gaga-katy-perry-outselling>