diff --git a/assignments/01_assignment.ipynb b/assignments/01_assignment.ipynb
index 875a3a8..3dc5486 100644
--- a/assignments/01_assignment.ipynb
+++ b/assignments/01_assignment.ipynb
@@ -403,17 +403,14 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "* `(0, 0.5, 0.5)`\n",
-    "\t* Wird zu\n",
-    "* `(0.33, 0.33, 0.33)`\n"
+    "* RGB = `(0, 0.5, 0.5)`\n",
+    "\t* XYZ = `(0.1140, 0.1678, 0.1751)`\n",
+    "* RGB = `(0.33, 0.33, 0.33)`\n",
+    "\t* XYZ = `(0.0876, 0.0908, 0.0750)`\n",
+    "\n",
+    "\n",
+    "TODO"
    ]
-  },
-  {
-   "cell_type": "code",
-   "execution_count": null,
-   "metadata": {},
-   "outputs": [],
-   "source": []
   }
  ],
  "metadata": {