has_date_read
Predicate to describe the date of Message.
[is_part_of:: ]
Use it like this:
- [has_date_read::P#Y#M#W#DT#H#M#s.fff] or
- [ #has_/date/_read::P#Y#M#W#DT#H#M#s.fff] with the ISO_8601-date Format .
The date/time at which the message has been read by the recipient if a single recipient exists.
Formal Predicate: [domain::Message] (name::has_date_read) (range::Date, DateTime)
Is [sub_property_of::]
Has [sub_properties::]