@prefix data: . @prefix : . @prefix xsd: . data:1c5dd9b4-9210-38f1-b05b-b5b992fe1820 :endDate "2027-12-20"^^xsd:date ; :startDate "2027-12-20"^^xsd:date ; a :Period . :takesPlaceAt data:1c5dd9b4-9210-38f1-b05b-b5b992fe1820 .