gonum.org/v1/gonum@v0.14.0/graph/formats/rdf/testdata/test011-in.nq (about) 1 <http://example.org/test#example> <http://example.org/vocab#validFrom> "2011-01-25T00:00:00Z"^^<http://www.w3.org/2001/XMLSchema#dateTime> .