sec. XVII first quarter https://w3id.org/zericatalog/date/sec-xvii/first-quarter an entity of type: E52_Time-Span rdfs:label sec. XVII first quarter sec. XVII primo quarto crm:P86_falls_within <https://w3id.org/zericatalog/date/sec-xvii> rdf:type crm:E52_Time-Span data from the linked data cloud