@prefix ex:   <http://example.org/ns#> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@prefix owl:  <http://www.w3.org/2002/07/owl#> .
@prefix rif:  <http://www.w3.org/2007/rif#> .
@prefix ent:  <http://www.w3.org/ns/entailment/>.

<rif01.rif> rif:usedWithProfile ent:Simple .

ex:Emeka     ex:parent  ex:Okechukwu  .
ex:Okechukwu ex:brother ex:Chijoke .