<http://schema.org/keywords>
"Why,Walking,Flat-Footed,Hurts,Habitual,High-Heel,Wearers"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.oneindia.com/2010/09/01/whywalking-flat-footed-hurts-habitual-high-heelwearers.html>