<http://schema.org/about>
"The sight of dozens of mammoth tankers anchored off the coast of Istanbul, or of lone ones passing underneath the two high Bosphorus bridges as they steam their way to"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.treehugger.com/corporate-responsibility/avoiding-a-bp-style-disaster-on-the-bosphorus.html>