<http://schema.org/description>
"Many things can trigger a return to grief, such as Mother's Day for those who have lost their mothers, a U.S. grief expert says."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.upi.com/Health_News/2011/05/07/Mothers-Day-can-trigger-grief/UPI-28491304818554/?rel=44571336681733>