<http://schema.org/description>
"If you&amp;#039;ve been on a biking trail in the last few years, you&amp;#039;ve probably seen all kinds of crazy-looking bikes. Mountain bikes just keep accumulating more gears. Today, some bikes have as many as 27 gear ratios. What do they all do?"^^<http://www.w3.org/2001/XMLSchema#string>
<http://adventure.howstuffworks.com/outdoor-activities/biking/mountain-bike2.htm>