Update README.md

README.md

@@ -34,7 +34,9 @@ Each row of the databse is a sentence and each column is a text's metadata.
 ### Data Fields
 
 The data is structured as follow, which makes it possible to combine sentences into paragraphs, sections or whole texts. 
-features = {
+features = 
+```
+{
         "Journal": str,              #The name of the journal where the text was published
         "Author": str,               #Required to be able to generate texts by author. 
         "Year": str,                 #Will help form a sense of direction on a large scale.  
@@ -44,7 +46,7 @@ features = {
         "sent_rank": int,            #no of sentence in the paragraph
         "text": str                  #Will be single sentence at a time. 
         }
-
+```
 ## Additional Information
 
 ### Contributions