diff --git a/CoRML Demonstration.ipynb b/CoRML Demonstration.ipynb
index 125e2d1..088fd99 100644
--- a/CoRML Demonstration.ipynb	
+++ b/CoRML Demonstration.ipynb	
@@ -28,7 +28,7 @@
     },
     {
       "cell_type": "code",
-      "execution_count": 1,
+      "execution_count": null,
       "metadata": {
         "cellView": "form",
         "id": "FrbhQmJjGF3I"
@@ -43,7 +43,7 @@
     },
     {
       "cell_type": "code",
-      "execution_count": 2,
+      "execution_count": null,
       "metadata": {
         "cellView": "form",
         "id": "pqa6o51yExY_"
@@ -66,8 +66,9 @@
     },
     {
       "cell_type": "code",
-      "execution_count": 3,
+      "execution_count": null,
       "metadata": {
+        "cellView": "form",
         "id": "7NnQ5JnKb-p1"
       },
       "outputs": [],
@@ -130,7 +131,7 @@
     },
     {
       "cell_type": "code",
-      "execution_count": 7,
+      "execution_count": null,
       "metadata": {
         "id": "k5R7vKwlMPfO"
       },
@@ -170,7 +171,7 @@
     },
     {
       "cell_type": "code",
-      "execution_count": 10,
+      "execution_count": null,
       "metadata": {
         "cellView": "form",
         "id": "jHuhZcigM0lJ"
@@ -487,8 +488,9 @@
     },
     {
       "cell_type": "code",
-      "execution_count": 11,
+      "execution_count": null,
       "metadata": {
+        "cellView": "form",
         "colab": {
           "base_uri": "https://localhost:8080/"
         },
@@ -533,7 +535,7 @@
       "source": [
         "#@title Running a test\n",
         "#@markdown This cell will run a test on the specified dataset with the model CoRML.\n",
-        "#@markdown Reference [RecBole Doc](https://recbole.io/docs/developer_guide/customize_models.html).\n",
+        "#@markdown Reference: [RecBole Doc](https://recbole.io/docs/developer_guide/customize_models.html).\n",
         "\n",
         "r\"\"\"\n",
         "Code reference: https://recbole.io/docs/developer_guide/customize_models.html\n",