@prefix data: . @prefix : . @prefix xsd: . data:9a9110b2-e1e7-3ed8-851e-0e3ab92e2b7f :endDate "2027-09-20"^^xsd:date ; :startDate "2027-09-20"^^xsd:date ; a :Period . :takesPlaceAt data:9a9110b2-e1e7-3ed8-851e-0e3ab92e2b7f .