<http://schema.org/about>
"We've written about the Solar Impulse solar plane a few times. It's not only a great feat of engineering, but it's also a project that follows in the footsteps of a long tradition of pioneers and explorers who attempted things that nobody else had done be"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.treehugger.com/aviation/solar-impulse-team-doing-q-reddit.html>