preventing unnecessary iterations
diff --git a/impl.sparql/src/main/java/org/apache/clerezza/commons/rdf/impl/sparql/SparqlGraph.java b/impl.sparql/src/main/java/org/apache/clerezza/commons/rdf/impl/sparql/SparqlGraph.java
index 9874084..28eb28e 100644
--- a/impl.sparql/src/main/java/org/apache/clerezza/commons/rdf/impl/sparql/SparqlGraph.java
+++ b/impl.sparql/src/main/java/org/apache/clerezza/commons/rdf/impl/sparql/SparqlGraph.java
@@ -304,7 +304,8 @@
                             if (newTripleAdded) {
                                 //look for more results
                                 expandedContexts.addAll(expandContext(expandedContext));
-                                //expandedContexts.add(expandedContext);
+                                //continued iteration obsoleted by recursion
+                                break;
                             }
                         }