<http://schema.org/description>
"A gas furnace is an integral part of many homes. If your furnace quits, could you repair it -- or will you spend a fortune on a service call? Quiz yourself to see if you could fix your gas furnace and save yourself time and money."^^<http://www.w3.org/2001/XMLSchema#string>
<http://home.howstuffworks.com/fix-faulty-gas-furnace-quiz21.htm>