gonum.org/v1/gonum@v0.15.1-0.20240517103525-f853624cb1bb/graph/formats/rdf/testdata/hogan17_2.9_h-in.nq (about) 1 _:c <ex:p> _:d . 2 _:d <ex:p> _:e . 3 _:e <ex:p> _:c .