Classify the below places based on the country they belong to.

New Jersey, New York, Kolkata, New Delhi, Ohio, Oklahoma
New Jersey, New York, Ohio, Oklahoma - USA
Kolkata, New Delhi - India
Instruction: Classify the below places based on the country they belong to.

New Jersey, New York, Kolkata, New Delhi, Ohio, Oklahoma
Context: 
Response: New Jersey, New York, Ohio, Oklahoma - USA
Kolkata, New Delhi - India