<http://schema.org/headline>
"Walmart offering Apple&amp;#039;s 16GB iPhone 4 for $147 through June 30"^^<http://www.w3.org/2001/XMLSchema#string>
<http://appleinsider.com/articles/11/06/06/walmart_offering_apples_16gb_iphone_4_for_147_through_june_30/>