Please classify the following as either cities or states: Chicago, Massachusetts, Boston, Alabama, Alaska, and Phoenix.
Chicago, Phoenix, and Boston are cities. Massachusetts, Alabama, and Alaska are states.
Below is an instruction that describes a task, paired with an input that provides further context. Write a response that appropriately completes the request.
### Instruction: Please classify the following as either cities or states: Chicago, Massachusetts, Boston, Alabama, Alaska, and Phoenix.
### Input: 
### Response: Chicago, Phoenix, and Boston are cities. Massachusetts, Alabama, and Alaska are states.