<http://schema.org/description>
"Trying to remember the correct order of the colors of the rainbow? Or which way to turn your clocks during Daylight Saving Time? Or anything, really? See how much you know about how mnemonics can help."^^<http://www.w3.org/2001/XMLSchema#string>
<http://people.howstuffworks.com/mnemonics-quiz21.htm>