<http://schema.org/about>
"No surprise that with the growth in interest in renewable energy applications, there is a growing demand for a trained workforce and thus a need for someone to offer training courses. This year, Solar Energy"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.treehugger.com/corporate-responsibility/solar-job-training-on-the-rise.html>