@prefix data: . @prefix : . @prefix xsd: . data:a55deda3-d9c1-3baf-8209-580005eaa9d9 :endDate "2026-12-17"^^xsd:date ; :endTime "17:30:00"^^xsd:time ; :startDate "2026-12-17"^^xsd:date ; :startTime "13:30:00"^^xsd:time ; a :Period . :takesPlaceAt data:a55deda3-d9c1-3baf-8209-580005eaa9d9 .