diff --git a/static/js/update_mindmap.js b/static/js/update_mindmap.js
index f840067..2a6c7d2 100644
--- a/static/js/update_mindmap.js
+++ b/static/js/update_mindmap.js
@@ -110,7 +110,9 @@ const mindmapData = {
             category: 'Philosophie',
             description: 'Die Lehre vom Denken und der Erkenntnis',
             hasChildren: true,
-            expanded: false
+            expanded: false,
+            neuronSize: 8,
+            neuronActivity: 0.8
         },
         {
             id: 'science',
@@ -118,7 +120,9 @@ const mindmapData = {
             category: 'Wissenschaft',
             description: 'Systematische Erforschung der Natur und Gesellschaft',
             hasChildren: true,
-            expanded: false
+            expanded: false,
+            neuronSize: 8,
+            neuronActivity: 0.8
         },
         {
             id: 'technology',
@@ -126,7 +130,9 @@ const mindmapData = {
             category: 'Technologie',
             description: 'Anwendung wissenschaftlicher Erkenntnisse',
             hasChildren: true,
-            expanded: false
+            expanded: false,
+            neuronSize: 8,
+            neuronActivity: 0.8
         },
         {
             id: 'arts',
@@ -134,10 +140,19 @@ const mindmapData = {
             category: 'Künste',
             description: 'Kreativer Ausdruck und künstlerische Gestaltung',
             hasChildren: true,
-            expanded: false
+            expanded: false,
+            neuronSize: 8,
+            neuronActivity: 0.8
         }
     ],
-    edges: []
+    edges: [
+        { source: 'philosophy', target: 'science', strength: 0.8 },
+        { source: 'science', target: 'technology', strength: 0.8 },
+        { source: 'technology', target: 'arts', strength: 0.6 },
+        { source: 'arts', target: 'philosophy', strength: 0.6 },
+        { source: 'philosophy', target: 'technology', strength: 0.4 },
+        { source: 'science', target: 'arts', strength: 0.4 }
+    ]
 };
 
 // Warte bis DOM geladen ist
@@ -170,6 +185,7 @@ document.addEventListener('DOMContentLoaded', function() {
                 category: node.category,
                 description: node.description,
                 hasChildren: node.hasChildren,
+                expanded: node.expanded,
                 expanded: node.expanded
             }
         })),