gonum.org/v1/gonum@v0.14.0/graph/formats/rdf/testdata/test039-urgna2012.nq (about) 1 _:c14n0 <http://example.org/vocab#p1> _:c14n1 . 2 _:c14n0 <http://example.org/vocab#p1> _:c14n2 . 3 _:c14n1 <http://example.org/vocab#p1> _:c14n3 .