<http://schema.org/headline>
"Revenge believed to be at root of deaths of Irvine couple, Riverside officer"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.dailybreeze.com/general-news/20130207/revenge-believed-to-be-at-root-of-deaths-of-irvine-couple-riverside-officer>