<http://schema.org/headline>
"Groupon Makes $800 Million in Annual Revenue, Not $2 Billion [EXCLUSIVE]"^^<http://www.w3.org/2001/XMLSchema#string>
<http://mashable.com/2010/12/07/groupon-800-million/?utm_source=feedburner&utm_medium=feed&utm_campaign=Feed%3A+Mashable+%28Mashable%29>