Validità
type: Class
subclass of: EventOrSituation
subclass of: Restriction
  all values from: Literal
  on property: description
subclass of: Restriction
  all values from: Class
    union of: Value
  on property: hasDuration
label: Validity @en
comment: This class represents the validity for the ticket and offering. @en
comment: Questa classe rappresenta la validità di biglietti e di offerte.
version info: stable @en
version info: stabile