@prefix ex: <https://example.com/operations#> .
@prefix owl: <http://www.w3.org/2002/07/owl#> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .

ex:Order a owl:Class ; rdfs:label "Order" .
ex:Customer a owl:Class ; rdfs:label "Customer" .
ex:orderId a owl:DatatypeProperty ; rdfs:domain ex:Order ; rdfs:range xsd:string .
ex:status a owl:DatatypeProperty ; rdfs:domain ex:Order ; rdfs:range xsd:string .
ex:total a owl:DatatypeProperty ; rdfs:domain ex:Order ; rdfs:range xsd:decimal .
ex:delivered a owl:DatatypeProperty ; rdfs:domain ex:Order ; rdfs:range xsd:boolean .
ex:isOpen a owl:DatatypeProperty ; rdfs:domain ex:Order ; rdfs:range xsd:boolean .
ex:customerName a owl:DatatypeProperty ; rdfs:domain ex:Customer ; rdfs:range xsd:string .
ex:placedBy a owl:ObjectProperty ; rdfs:domain ex:Order ; rdfs:range ex:Customer .