@prefix data: . @prefix schema: . @prefix : . data:621209f6-84a6-36de-b159-3ef78568a089 schema:priceSpecification ; a :Offer, schema:Offer . schema:offers data:621209f6-84a6-36de-b159-3ef78568a089 ; :offers data:621209f6-84a6-36de-b159-3ef78568a089 .