diff --git a/Graph/Node.cs b/Graph/Node.cs
index dd8084f..090ee19 100644
--- a/Graph/Node.cs
+++ b/Graph/Node.cs
@@ -1,8 +1,8 @@
 namespace Graph;
 
-public class Node(float lat, float lon, Dictionary<ulong, ulong>? neighbors = null)
+public class Node(float lat, float lon, Dictionary<ulong, KeyValuePair<ulong, bool>>? neighbors = null)
 {
-    public readonly Dictionary<ulong, ulong> Neighbors = neighbors??new(); //nodeId, wayId
+    public readonly Dictionary<ulong, KeyValuePair<ulong, bool>> Neighbors = neighbors??new(); //nodeId, wayId, forward
     public readonly float Lat = lat, Lon = lon;
 
     public double DistanceTo(Node n2) => Utils.NodeUtils.DistanceBetween(this, n2);
diff --git a/OSM_Graph/Node.cs b/OSM_Graph/Node.cs
index 8a7da77..994ac48 100644
--- a/OSM_Graph/Node.cs
+++ b/OSM_Graph/Node.cs
@@ -3,13 +3,13 @@ using System.Runtime.Serialization;
 
 namespace OSM_Graph;
 
-public class Node(ulong id, float lat, float lon, Dictionary<ulong, ulong>? neighbors = null) : Graph.Node(lat, lon, neighbors), IOSMSerializable<Node>
+public class Node(ulong id, float lat, float lon, Dictionary<ulong, KeyValuePair<ulong, bool>>? neighbors = null) : Graph.Node(lat, lon, neighbors), IOSMSerializable<Node>
 {
     public readonly ulong ID = id;
     
     public string Serialize()
     {
-        return $"{this.ID}#{this.Lat.ToString(CultureInfo.InvariantCulture)}#{this.Lon.ToString(CultureInfo.InvariantCulture)}#{string.Join(',', this.Neighbors.Select(n => $"{n.Key}-{n.Value}"))}";
+        return $"{this.ID}#{this.Lat.ToString(CultureInfo.InvariantCulture)}#{this.Lon.ToString(CultureInfo.InvariantCulture)}#{string.Join(',', this.Neighbors.Select(n => $"{n.Key}-{n.Value.Key}-{n.Value.Value}"))}";
     }
 
     public static Node Deserialize(string serialized)
@@ -22,9 +22,11 @@ public class Node(ulong id, float lat, float lon, Dictionary<ulong, ulong>? neig
             ulong id = ulong.Parse(parts[0]);
             float lat = float.Parse(parts[1], NumberStyles.Float, CultureInfo.InvariantCulture);
             float lon = float.Parse(parts[2], NumberStyles.Float, CultureInfo.InvariantCulture);
-                Dictionary<ulong, ulong> neighbors = parts[3].Length > 3
-                    ? parts[3].Split(',').ToDictionary(str => ulong.Parse(str.Split('-')[0]), str => ulong.Parse(str.Split('-')[1]))
-                    : new();
+            Dictionary<ulong, KeyValuePair<ulong, bool>> neighbors = parts[3].Length > 3
+                ? parts[3].Split(',').ToDictionary(str => ulong.Parse(str.Split('-')[0]),
+                    str => new KeyValuePair<ulong, bool>(ulong.Parse(str.Split('-')[1]),
+                        bool.Parse(str.Split('-')[2])))
+                : new();
             
             return new Node(id, lat, lon, neighbors);
         }