<http://schema.org/about>
"New York\u2019s 104-story building reaches its highest point today as the final pieces of the spire are put in place."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.mnn.com/lifestyle/arts-culture/videos/final-pieces-of-1-world-trade-center-to-be-placed>