gonum.org/v1/gonum@v0.14.0/graph/formats/rdf/testdata/test042-in.nq (about) 1 _:b0 <http://example.org/vocab#p1> _:b1 . 2 _:b1 <http://example.org/vocab#p1> _:b2 . 3 _:b3 <http://example.org/vocab#p1> _:b4 . 4 _:b4 <http://example.org/vocab#p1> _:b5 .