final UnionMGraph resultGraph = new UnionMGraph(responseGraph, getRequestLogGraph());
//This GraphNode represents the service within our result graph
final GraphNode node = new GraphNode(serviceUri, resultGraph);
//The triples will be added to the first graph of the union
//i.e. to the in-memory responseGraph
node.addProperty(RDF.type, Ontology.ResourceResolver);
node.addProperty(RDFS.comment, new PlainLiteralImpl("A Resource Resolver"));
if (iri != null) {
node.addProperty(Ontology.describes, iri);
addResourceDescription(iri, responseGraph);
logRequest(iri, userAgent);