@prefix data: . @prefix : . @prefix xsd: . data:ca91589f-637b-30ef-90e1-7051a00b45e6 :endDate "2026-12-20"^^xsd:date ; :startDate "2026-11-21"^^xsd:date ; a :Period . :takesPlaceAt data:ca91589f-637b-30ef-90e1-7051a00b45e6 .