<http://schema.org/about>
"A banging New Year's Eve party could leave your head banging in the morning. This common ailment, called a hangover, can easily be avoided by not drinking alcoh"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.mnn.com/health/fitness-well-being/stories/tips-to-avoid-hangovers>