<http://schema.org/headline>
"Android Central's Valentine's Day contest: Nexus 4s and Nexus 7s up for grabs!"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.androidcentral.com/android-central-s-valentine-s-day-contest-nexus-4s-and-nexus-7s-grabs>