rdfs:member

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

day:Christmas christmas(-25)

day:Easter easter(233)

day:Fixed_feast St.Andrew's Day

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

ts:coordinate 30

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

ts:sdn 2234933