@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .
@prefix foo: <http://example.org/ns#> .
@prefix : <http://other.example.org/ns#> .
@prefix tracker: <http://www.tracker-project.org/ontologies/tracker#> .

foo: a tracker:Namespace ;
	tracker:prefix "foo" .

: a tracker:Namespace ;
	tracker:prefix "" .

: a rdf:Property ;
	rdfs:domain rdfs:Resource ;
	rdfs:range rdfs:Resource .

foo: a rdf:Property ;
	rdfs:domain rdfs:Resource ;
	rdfs:range rdfs:Resource .
