<http://schema.org/about>
"Former president, who already had an active lifestyle prior to the discovery of a blocked artery, may want to consider adding more green to his diet."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.mnn.com/health/fitness-well-being/blogs/after-stent-should-bush-embrace-clintons-plant-based-diet>