Sink<Pair<Node, Map<Node, Set<Node>>>> sink = new SinkEntityOutput(out, prologue, SyntaxLabels.createNodeToLabel()) ;
output( sink, graph ) ;
}
public static void output(Writer out, Graph graph) {
Prologue prologue = Prologue.create(null, null) ; // (null, graph.getPrefixMapping()) ;
Sink<Pair<Node, Map<Node, Set<Node>>>> sink = new SinkEntityOutput(out, prologue, SyntaxLabels.createNodeToLabel()) ;
output( sink, graph ) ;
}