Update app.py

app.py

@@ -449,7 +449,7 @@ with demo:
 
     ## Creating a submission file
     
-    A submission file should exactly follow the format as "IL_TUR_eval_submission_dummy.json".
+    A submission file should exactly follow the format as ["IL_TUR_eval_submission_dummy.json"](https://huggingface.co/spaces/Exploration-Lab/IL-TUR-Leaderboard/blob/main/submissions/baseline/IL_TUR_eval_submission_dummy.json).
     Each key in the file corresponds to each task. You can submit predictions for one, multiple, or all tasks.
     However, for any task you submit, you should have predictions corresponding to every instance in the test set (keys in the submission file).
     In most cases, the format of the predictions is similar to that of the gold-standard labels in the dataset.