diff --git a/evaluation_examples/examples/libreoffice_impress/39478d4a-1049-456f-aa77-407811393add.json b/evaluation_examples/examples/libreoffice_impress/39478d4a-1049-456f-aa77-407811393add.json
index e5ee5d6..6ba438f 100644
--- a/evaluation_examples/examples/libreoffice_impress/39478d4a-1049-456f-aa77-407811393add.json
+++ b/evaluation_examples/examples/libreoffice_impress/39478d4a-1049-456f-aa77-407811393add.json
@@ -9,7 +9,7 @@
             "parameters": {
                 "files": [
                     {
-                        "url": "https://drive.usercontent.google.com/download?id=1WT1-L0iiIlF2kuIK77IDxTfBaQ0X0BbX&export=download&authuser=0&confirm=t&uuid=0b69767e-1f3e-49ce-88a7-1036ef25bcaf&at=APZUnTXZ_sqEZUrHNx1edWep017b:1705337750065",
+                        "url": "https://drive.usercontent.google.com/download?id=1WT1-L0iiIlF2kuIK77IDxTfBaQ0X0BbX&export=download&authuser=0&confirm=t&uuid=3daac1dc-0f6e-449b-b6bc-09fd246697aa&at=APZUnTVgf_yEeeaARnUISIE4wr4E:1705768410739",
                         "path": "Desktop/Ch5.pptx"
                     }
                 ]
diff --git a/evaluation_examples/examples/libreoffice_impress/550ce7e7-747b-495f-b122-acdc4d0b8e54.json b/evaluation_examples/examples/libreoffice_impress/550ce7e7-747b-495f-b122-acdc4d0b8e54.json
index 9897ead..318b981 100644
--- a/evaluation_examples/examples/libreoffice_impress/550ce7e7-747b-495f-b122-acdc4d0b8e54.json
+++ b/evaluation_examples/examples/libreoffice_impress/550ce7e7-747b-495f-b122-acdc4d0b8e54.json
@@ -2,7 +2,7 @@
   "id": "550ce7e7-747b-495f-b122-acdc4d0b8e54",
   "snapshot": "libreoffice_impress",
   "instruction": "I am checking our soccer club's to-do list for the last semester and adding strike-through sign on the line we have already accomplished. Could you help me add a strike-through on the first and second line?",
-  "source": "https://superuser.com/questions/1211035/libreoffice-impress-animations-how-to-strikethrough-on-click?rq=1",
+  "source": "https://technical-tips.com/blog/software/text-in-libreoffice-strikethrough--6948#:~:text=To%20strikethrough%20Text%20in%20LibreOffice%201%20In%20your,effect%22%20can%20your%20additionally%2C%20for%20example%2C%20double%20underline.",
   "config": [
     {
       "type": "download",
diff --git a/evaluation_examples/examples/libreoffice_impress/a097acff-6266-4291-9fbd-137af7ecd439.json b/evaluation_examples/examples/libreoffice_impress/a097acff-6266-4291-9fbd-137af7ecd439.json
index 45330bf..3553fdd 100644
--- a/evaluation_examples/examples/libreoffice_impress/a097acff-6266-4291-9fbd-137af7ecd439.json
+++ b/evaluation_examples/examples/libreoffice_impress/a097acff-6266-4291-9fbd-137af7ecd439.json
@@ -1,12 +1,34 @@
 {
   "id": "a097acff-6266-4291-9fbd-137af7ecd439",
   "snapshot": "libreoffice_impress",
-  "instruction": "Could you help me save my slides to SAVE_PATH?",
+  "instruction": "Could you help me save my slides as pre.pptx on the Desktop?",
   "source": "https://www.youtube.com/watch?v=DDmEvjs4iBw",
-  "config": [],
+  "config": [
+    {
+      "type": "download",
+      "parameters": {
+        "files": [
+          {
+            "url": "https://drive.usercontent.google.com/download?id=1i_-m6mVrdesGJ392bulH5lveHarMwKk_&export=download&authuser=0&confirm=t&uuid=057973d3-52b7-45ac-8151-b2c6a1820f49&at=APZUnTU5SYajgO-YrxdDWSiJRfD4:1705768888387",
+            "path": "Desktop/Secrets-of-Monetizing-Video.pptx"
+          }
+        ]
+      }
+    },
+    {
+      "type": "open",
+      "parameters": {
+        "path": "Desktop/Secrets-of-Monetizing-Video.pptx"
+      }
+    }
+  ],
   "trajectory": "trajectories/",
   "related_apps": [
-    ""
+    "libreoffice_impress"
   ],
-  "evaluator": "evaluation_dir"
-}
+  "evaluator": {
+    "func": "check_file_exists",
+    "file_name": "pre.pptx",
+    "directory": "/home/user/Desktop/"
+  }
+}
\ No newline at end of file
diff --git a/evaluation_examples/examples/libreoffice_impress/af23762e-2bfd-4a1d-aada-20fa8de9ce07.json b/evaluation_examples/examples/libreoffice_impress/af23762e-2bfd-4a1d-aada-20fa8de9ce07.json
index db71d72..af3d921 100644
--- a/evaluation_examples/examples/libreoffice_impress/af23762e-2bfd-4a1d-aada-20fa8de9ce07.json
+++ b/evaluation_examples/examples/libreoffice_impress/af23762e-2bfd-4a1d-aada-20fa8de9ce07.json
@@ -2,7 +2,7 @@
   "id": "af23762e-2bfd-4a1d-aada-20fa8de9ce07",
   "snapshot": "libreoffice_impress",
   "instruction": "I am making PPT on LibreOffice Impress for presentation tomorrow. I need to summarize contents on one slide. Could you make a summary slide for me?",
-  "source": "https://superuser.com/questions/1059080/how-to-make-a-summary-slide-in-impress-listing-the-titles-of-all-slides-autom",
+  "source": "https://www.libreofficehelp.com/export-libreoffice-impress-slides-images/#:~:text=Exporting%20a%20single%20slide%20as.jpg%2C.png%2C%20etc%20image%20is,on%20the%20checkbox%20Selection.%20Provide%20jpg%20quality%20options.",
   "config": [
     {
       "type": "download",