Update README.md

README.md

@@ -72,7 +72,7 @@ We filtered permissive repositories based on the licenses detected by GitHub, an
 The list of permissive licenses used in dataset can be found [here](https://huggingface.co/datasets/JetBrains/KStack/blob/main/licenses.json).
 
 ## Personal and Sensitive Information
-To filter personal information, we applied the same model that used for Stack v2. -- the [star-pii](https://arxiv.org/abs/2402.19173). 
+To filter out personal information, we applied the same model that was used for Stack v2 — [star-pii](https://arxiv.org/abs/2402.19173). 
 
 # Column description
 The dataset contains the following columns: