OpeningHoursSpecification
- https://schema.org/OpeningHoursSpecification#eg-0378
- https://github.com/schemaorg/schemaorg/issues?q=is%3Aissue+is%3Aopen+OpeningHoursSpecification
- https://schema.org/specialOpeningHoursSpecification
- https://schema.org/openingHoursSpecification
- https://schema.org/OpeningHoursSpecification#eg-0193