@prefix data: . @prefix : . @prefix xsd: . data:a4d72c25-f5ea-31a9-a25a-aafe517e3cd4 :endDate "2027-12-12"^^xsd:date ; :endTime "17:00:00"^^xsd:time ; :startDate "2026-12-12"^^xsd:date ; :startTime "14:00:00"^^xsd:time ; a :Period . :takesPlaceAt data:a4d72c25-f5ea-31a9-a25a-aafe517e3cd4 .