<http://schema.org/description>
"Most men and women have an active libido, though the relative strength of that sex drive can vary significantly between people and over time. Grab a few minutes to take your sex drive knowledge for a test drive."^^<http://www.w3.org/2001/XMLSchema#string>
<http://health.howstuffworks.com/sexual-health/sexuality/sex-drive-quiz17.htm>