<http://schema.org/about>
"Fourbillion.com wants folks to jump on the high-speed train, and pump up Amtrak, too. The four billion is a mantra being used by Transportation for America to push Congress to approve $4 billion more for bullet trains in 2011,"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.treehugger.com/cars/hey-congress-how-about-4-billion-for-high-speed-rail.html>