@prefix data: . @prefix : . @prefix xsd: . data:99259539-0427-3f83-8820-e964e8dcd733 :endDate "2023-12-21"^^xsd:date ; :endTime "19:00:00"^^xsd:time ; :startDate "2023-12-21"^^xsd:date ; :startTime "17:00:00"^^xsd:time ; a :Period . :takesPlaceAt data:99259539-0427-3f83-8820-e964e8dcd733 .