Update main.py

main.py

@@ -62,6 +62,7 @@ Provide constructive feedback to the student on their understanding and writing.
 'Your sentence structure is a bit confusing. Try simplifying it.'
 'You made a small grammatical error here. Here is the correction.'
 Be encouraging and supportive in your feedback. Help the student to learn from their mistakes and improve their English skills.
+Try to Write short answers, at most three lines
 """
 
 prompt = ChatPromptTemplate.from_messages(