category constant

IRI for schemahttp:category [Expects: http://schema.org/CategoryCode, http://schema.org/PhysicalActivityCategory, http://schema.org/Text, http://schema.org/Thing, http://schema.org/URL]

A category for the item. Greater signs or slashes can be used to informally indicate a category hierarchy.

Can be used on: http://schema.org/ActionAccessSpecification, http://schema.org/Invoice, http://schema.org/Offer, http://schema.org/PhysicalActivity, http://schema.org/Product, http://schema.org/Recommendation, http://schema.org/Service, http://schema.org/SpecialAnnouncement