<http://schema.org/about>
"Somewhere in West Texas is a 7-inch radioactive cylinder that Halliburton would like to find. Anyone who comes across it is advised to keep their distance."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.mnn.com/earth-matters/wilderness-resources/stories/where-is-halliburtons-radioactive-cylinder>