<http://www.foo.com/stat1> <http://www.foo.com/stat1> <http://www.foo.com/stat1>.
<http://www.w3.org/2000/01/rdf-schema#subPropertyOf> <http://www.w3.org/2000/01/rdf-schema#subPropertyOf> <http://www.w3.org/2000/01/rdf-schema#subPropertyOf>.
