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
How many keys are in a standard piano?


assistant
There are 88 keys in a standard piano. It has been the standard since Steinway built their pianos in the 1880s. There are 52 white keys and 36 black keys.