commons-rdf-examples/src/example/IntroToRDF.java [115:122]:
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      for (Triple heKnows : graph.iterate(charlie, knows, null)) {
          if (! (heKnows.getObject() instanceof BlankNodeOrIRI)) {
              continue;
          }
          BlankNodeOrIRI who = (BlankNodeOrIRI)heKnows.getObject();
          System.out.println("Charlie knows "+ who);
          for (Triple whoPlays : graph.iterate(who, plays, null)) {
              System.out.println("  who plays " + whoPlays.getObject());
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commons-rdf-examples/src/example/IntroToRDF.java [135:142]:
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      for (Triple heKnows : graph.iterate(charlie, knows, null)) {
          if (! (heKnows.getObject() instanceof BlankNodeOrIRI)) {
              continue;
          }
          BlankNodeOrIRI who = (BlankNodeOrIRI)heKnows.getObject();
          System.out.println("Charlie knows "+ who);
          for (Triple whoPlays : graph.iterate(who, plays, null)) {
              System.out.println("  who plays " + whoPlays.getObject());
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