<http://schema.org/keywords>
"post_type: article"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.bonappetit.com/uncategorized/article/philly-cheesesteak-rivalry-revealed-as-sham-wolfgang-puck-wants-to-be-as-popular-back-home-as-he-is-in-us>