@prefix data: . @prefix : . @prefix xsd: . data:f819df69-194f-36ad-bdd7-18edf37e8381 :endDate "2026-12-31"^^xsd:date ; :endTime "12:30:00"^^xsd:time ; :startDate "2026-12-19"^^xsd:date ; :startTime "09:30:00"^^xsd:time ; a :Period . :takesPlaceAt data:f819df69-194f-36ad-bdd7-18edf37e8381 .