;; Ontology 'source' in functional syntax

 Prefix(: = <http://example.com/>)
 Ontology(Annotation(Annotation(:member :a) Annotation(:member :b) Annotation(:member :c) :for :eqc)
 EquivalentClasses( :a :b :c))

;; Ontology 'source' parsed

(ontology (:blank :ontology)
          (annotation (annotation !ex:member !ex:a)
                      (annotation !ex:member !ex:b)
                      (annotation !ex:member !ex:c)
                      !ex:for
                      !ex:eqc)
          (equivalentclasses !ex:a !ex:b !ex:c))

;; Ontology 'source' in rdf/xml

<rdf:RDF
    xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
    xmlns:xsd="http://www.w3.org/2001/XMLSchema#"
    xmlns:ex="http://example.org/"
    xmlns:owl="http://www.w3.org/2002/07/owl#"
    xmlns:j.0="http://example.com/">
  <rdf:Description rdf:about="http://example.com/b">
    <owl:equivalentClass rdf:resource="http://example.com/c"/>
  </rdf:Description>
  <owl:Annotation>
    <owl:subject>
      <owl:Ontology>
        <j.0:for rdf:resource="http://example.com/eqc"/>
      </owl:Ontology>
    </owl:subject>
    <owl:predicate rdf:resource="http://example.com/for"/>
    <owl:object rdf:resource="http://example.com/eqc"/>
    <j.0:member>
      <rdf:Description rdf:about="http://example.com/a">
        <owl:equivalentClass rdf:resource="http://example.com/b"/>
      </rdf:Description>
    </j.0:member>
    <j.0:member rdf:resource="http://example.com/b"/>
    <j.0:member rdf:resource="http://example.com/c"/>
  </owl:Annotation>
</rdf:RDF>

;; Ontology 'source' as ntriples

_:b1 <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.w3.org/2002/07/owl#Ontology> . 
_:b1 <http://example.com/for> <http://example.com/eqc> . 
_:b2 <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.w3.org/2002/07/owl#Annotation> . 
_:b2 <http://www.w3.org/2002/07/owl#subject> _:b1 . 
_:b2 <http://www.w3.org/2002/07/owl#predicate> <http://example.com/for> . 
_:b2 <http://www.w3.org/2002/07/owl#object> <http://example.com/eqc> . 
_:b2 <http://example.com/member> <http://example.com/a> . 
_:b2 <http://example.com/member> <http://example.com/b> . 
_:b2 <http://example.com/member> <http://example.com/c> . 
<http://example.com/a> <http://www.w3.org/2002/07/owl#equivalentClass> <http://example.com/b> . 
<http://example.com/b> <http://www.w3.org/2002/07/owl#equivalentClass> <http://example.com/c> .