diff --git a/astar/Astar.cs b/astar/Astar.cs
index 5222650..11a5240 100644
--- a/astar/Astar.cs
+++ b/astar/Astar.cs
@@ -9,7 +9,8 @@ namespace astar
         public Astar()
         {
             this.logger = new Logger(LogType.Console, loglevel.DEBUG);
-            Importer.Import(logger);
+            Dictionary<UInt64, Node> nodes = Importer.Import(logger);
+
         }
     }
 }
\ No newline at end of file
diff --git a/astar/Importer.cs b/astar/Importer.cs
index dfda644..64fa000 100644
--- a/astar/Importer.cs
+++ b/astar/Importer.cs
@@ -5,7 +5,7 @@ namespace astar
 {
     public class Importer
     {
-        public static void Import(Logger logger)
+        public static Dictionary<UInt64, Node> Import(Logger logger)
         {
             XmlReader reader = XmlReader.Create(new MemoryStream(osm_data.map));
             reader.MoveToContent();
@@ -84,6 +84,7 @@ namespace astar
             }
 
             logger.log(loglevel.INFO, "Loaded. Nodes: {0}", nodes.Count);
+            return nodes;
         }
 
         internal static void ImportWay(Way way)