@prefix data: . @prefix : . @prefix xsd: . data:4d4064b0-252a-3fbc-a201-62cd0292c6c1 :endDate "2022-08-12"^^xsd:date ; :startDate "2020-08-12"^^xsd:date ; a :Period . :takesPlaceAt data:4d4064b0-252a-3fbc-a201-62cd0292c6c1 .