http://hosi.org/ts/When/TM/CalendarEra
ts:datingSystem
http://hosi.org/When/CalendarTypes/Gregorian
ts:epoch
http://hosi.org/tp/0001-01-01
ts:julianReference
1721426
ts:label
G
ts:referenceDate
01.01.01
ts:referenceEvent
CalendarEpoch