rdfs:member

http://hosi.org/ts/When/TM/CalDate

day:Christmas christmas(-4)

day:Easter easter(259)

day:Fixed_feast St.Thomas's Day

day:Week http://hosi.org/When/Coordinates/Common::Week::Sunday

ts:coordinate 21

ts:frame http://hosi.org/When/CalendarTypes/Julian

ts:sdn 1868243