p3p#Expiry States how long the policy reference file (or policies) remains valid.
supertype: P3P_thing
supertype: thing_categorized_in_an_ontology
supertype: thing__something___T__t___3D_or_4D_thing_or_anything_else any category (type or individual) is instance of this type; any type is also a subtype of this type
No statement uses or specializes Expiry; click here to add one.