<http://schema.org/about>
"Every October, we're assailed by a barrage of pink-ribbon products purporting to support breast-cancer awareness: Buy specially marked packages of frozen microwavable dinners and 50 cents goes to breast-cancer research, or"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.treehugger.com/green-food/think-before-you-fall-for-cause-related-marketing.html>