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  • Documentation
    • Reference manual
    • Packages
      • SWI-Prolog Semantic Web Library 3.0
        • Two RDF APIs
          • library(semweb/rdf11): The RDF database
            • Enumerating and testing objects
              • rdf_subject/1
              • rdf_predicate/1
              • rdf_object/1
              • rdf_node/1
              • rdf_graph/1
              • rdf_literal/1
              • rdf_bnode/1
              • rdf_iri/1
              • rdf_name/1
              • rdf_term/1
              • rdf_is_iri/1
              • rdf_is_bnode/1
              • rdf_is_literal/1
              • rdf_is_name/1
              • rdf_is_object/1
              • rdf_is_predicate/1
              • rdf_is_subject/1
              • rdf_is_term/1
Availability::- use_module(library(semweb/rdf11)).
Source[nondet]rdf_bnode(?BNode)
True if BNode is a currently known blank node. The predicate is semidet if BNode is ground.
Availability::- use_module(library(semweb/rdf_db)).
Sourcerdf_bnode(-Id)
Generate a unique anonymous identifier for a subject.