Update README.md

README.md

@@ -20,7 +20,7 @@ of associated documents, categorized as *supporting*, *misleading*, or *irreleva
 
 ### Dataset Description
 
-```claims.csv``` contains the following fields for each claim which has been scraped from [PolitiFact](https://www.politifact.com/).
+```claims.csv``` contains the following fields for each claim, scraped from [PolitiFact](https://www.politifact.com/).
 
 1. Claim ID
 2. Claim: Full text of the claim