1961/05/31-1961/05/31
https://w3id.org/zericatalog/date/1961-05-31-1961-05-31 an entity of type: E52_Time-Span
1961-05-31-01-01T00:00:00Z
1961-05-31-01-01T00:00:00Z
1961/05/31-1961/05/31