<http://schema.org/about>
"Yesterday I wrote about a mom who was convicted of vehicular homicide after her son was killed by a drunk hit-and-run, because she crossed the street from a bus stop without walking almost half a mile to the traffic light. Today Walkscore has released"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.treehugger.com/sustainable-product-design/walkscore-rates-the-most-walkable-cities-in-america-is-it-a-useful-metric.html>