<http://schema.org/headline>
"How Spirit Airlines Turned Cheap Seats and Sore Knees Into Steady Profits"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.bloomberg.com/bw/articles/2014-04-29/love-or-hate-it-spirit-airlines-has-found-a-solid-business-in-cheap-fares>