1997/03/4-1997/03/4
https://w3id.org/zericatalog/date/1997-03-4-1997-03-4 an entity of type: E52_Time-Span
1997-03-4-01-01T00:00:00Z
1997-03-4-01-01T00:00:00Z
1997/03/4-1997/03/4