@prefix data: . @prefix : . @prefix xsd: . data:e5a7d7e1-6a45-320a-b93f-16889522a985 :endDate "2020-04-30"^^xsd:date ; :startDate "2020-01-01"^^xsd:date ; a :Period . data:d332f0b1-70b8-304e-ba03-a87f70ac9461 :appliesOnPeriod data:e5a7d7e1-6a45-320a-b93f-16889522a985 .