@prefix data: . @prefix : . @prefix xsd: . data:c57f50ec-f5c7-3316-9f94-b91843c2c783 :endDate "2027-03-31"^^xsd:date ; :startDate "2027-03-31"^^xsd:date ; a :Period . :takesPlaceAt data:c57f50ec-f5c7-3316-9f94-b91843c2c783 .