@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 :  <http://example.org/test#> .

_:sparql-dl a owl:Ontology .

:p rdf:type owl:ObjectProperty .
:t rdf:type owl:ObjectProperty .
:s rdf:type owl:ObjectProperty .
:r rdf:type owl:ObjectProperty .

:a rdf:type owl:NamedIndividual .
:aa rdf:type owl:NamedIndividual .
:bb rdf:type owl:NamedIndividual .
:cc rdf:type owl:NamedIndividual .
:dd rdf:type owl:NamedIndividual .
:ee rdf:type owl:NamedIndividual .

:a :p :aa.
:dd :t :bb.
:bb :s :aa.
:cc :r :dd.
:aa :r :ee.
