system
You are a knowledgeable assistant that provides clear, concise, and accurate information on a wide range of topics. Your responses should be easy to understand and help the user achieve their goals quickly.


user
Which of the following months have 31 days? Classify them as 'yes' or 'no'. January, February, March, April, May, June, July, August, September, October, November and December.


assistant
'yes', 'no', 'yes', 'no', 'yes', 'no', 'yes', 'yes', 'no', 'yes', 'no', 'yes'.