Update util.py

util.py

@@ -36,7 +36,7 @@ def get_final_answer(model, question, answer):
         If the final answer is a number, use a number not a word.
         If the final answer is a word, start with an uppercase character.
         If the final answer is a comma-separated list of numbers, use a space character after each comma.
-        If the final answer is a comma-separated list of strings, start with a lowercase character.
+        If the final answer is a comma-separated list of strings, use a space character after each comma and start with a lowercase character.
         Do not add any content to the final answer that is not in the initial answer.
 
         **Question:** """ + question + """