<http://lod.ehri-project-test.eu/dates/1957-04-21> <https://www.ica.org/standards/RiC/ontology#normalizedDateValue> "1957-04-21" .
<http://lod.ehri-project-test.eu/dates/1957-04-21> <https://www.ica.org/standards/RiC/ontology#isEndDateOf> <http://lod.ehri-project-test.eu/units/gb-003348-wl3000_9_1-77> .
<http://lod.ehri-project-test.eu/dates/1957-04-21> <https://www.ica.org/standards/RiC/ontology#isBeginningDateOf> <http://lod.ehri-project-test.eu/units/de-002409-de_its_3_1_3-2-de-ii-e-1345072> .
<http://lod.ehri-project-test.eu/dates/1957-04-21> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <https://www.ica.org/standards/RiC/ontology#Date> .