@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@prefix owl: <http://www.w3.org/2002/07/owl#> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .
@prefix fsec: <https://example.com/fsec#> .
@prefix schema: <https://schema.org/> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .
@prefix dcterms: <http://purl.org/dc/terms/> .

<https://example.com/fsec> a owl:Ontology ;
    rdfs:label "Financial Securities Ontology" ;
    dcterms:description "An ontology for financial reporting of publicly listed companies" ;
    owl:versionInfo "1.0" .

fsec:Document rdf:type rdfs:Class ;
    rdfs:label "Document" ;
    rdfs:comment "A general document, such as a financial filing or report." .

fsec:FinancialStatement rdf:type rdfs:Class ;
    rdfs:subClassOf fsec:Document ;
    rdfs:label "Financial Statement" ;
    rdfs:comment "A document providing detailed financial information about a company." .

fsec:Report rdf:type rdfs:Class ;
    rdfs:subClassOf fsec:Document ;
    rdfs:label "Report" ;
    rdfs:comment "A specific type of document used for periodic reporting purposes." .

fsec:SecuritiesFiling rdf:type rdfs:Class ;
    rdfs:subClassOf fsec:Document ;
    rdfs:label "Securities Filing" ;
    rdfs:comment "A filing made with a regulatory authority related to securities, such as a Form 10-Q." .

fsec:Security rdf:type rdfs:Class ;
    rdfs:label "Security" ;
    rdfs:comment "A financial instrument representing ownership, debt, or other rights." .

fsec:DebtSecurity rdf:type rdfs:Class ;
    rdfs:subClassOf fsec:Security ;
    rdfs:label "Debt Security" ;
    rdfs:comment "A type of security representing borrowed money to be repaid." .


fsec:hasDate rdf:type rdf:Property ;
    rdfs:domain fsec:Document ;
    rdfs:range xsd:date ;
    rdfs:label "has date" ;
    rdfs:comment "Associates a document with a specific date." .

fsec:hasIssuer rdf:type rdf:Property ;
    rdfs:domain fsec:Security ;
    rdfs:range schema:Organization ;
    rdfs:label "has issuer" ;
    rdfs:comment "Relates a security to the organization issuing it." .

fsec:hasExchange rdf:type rdf:Property ;
    rdfs:domain fsec:Security ;
    rdfs:range schema:Exchange ;
    rdfs:label "has exchange" ;
    rdfs:comment "Specifies the exchange where a security is listed." .

fsec:hasTradingSymbol rdf:type rdf:Property ;
    rdfs:domain fsec:Security ;
    rdfs:range xsd:string ;
    rdfs:label "has trading symbol" ;
    rdfs:comment "Relates a security to its trading symbol." .

fsec:hasPrincipalOffice rdf:type rdf:Property ;
    rdfs:domain schema:Organization ;
    rdfs:range schema:Place ;
    rdfs:label "has principal office" ;
    rdfs:comment "Relates an organization to its principal place of business." .

fsec:hasContactNumber rdf:type rdf:Property ;
    rdfs:domain schema:Organization ;
    rdfs:range xsd:string ;
    rdfs:label "has contact number" ;
    rdfs:comment "Relates an organization to its official contact number." .