<http://schema.org/about>
"As an occasional homebrewer myself, I have been known to muse on what brewing beer can teach us about living green, but beer advocate and American University's Director of Sustainability Chris O'Brien is streets ahead of me. Back in 2007, Siel got"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.treehugger.com/green-food/beer-as-a-metaphor-for-sustainability.html>