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
When playing golf, categorize each of the following items as "useful" or "useless": Irons, putter, dumbbell, tees, skis, range finder, jeans, kayak.


assistant
Irons: Useful
Putter: Useful
Dumbbell: Useless
Tees: Useful
Skis: Useless
Range Finder: Useful 
Jeans: Useless
Kayak: Useless