<http://schema.org/description>
"Take this quiz to test your knowledge of Britain&amp;#039;s &amp;quot;Junior Service.&amp;quot; Pro tip: It may help to take the Royal Air Force&amp;#039;s motto to heart: &amp;lt;i&amp;gt;per ardua ad astra&amp;lt;/i&amp;gt; \u2014 &amp;quot;through adversity to the stars.&amp;quot;"^^<http://www.w3.org/2001/XMLSchema#string>
<http://science.howstuffworks.com/royal-air-force-quiz11.htm>