<http://schema.org/about>
"Today's cocktail culture traces its origins to 19th-century patent medicine containing herbal extracts, spices and the bark of exotic trees dissolved in alcohol"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.mnn.com/food/beverages/photos/6-cocktails-with-medicinal-roots/gin-and-tonic>