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
Classify each of the following as either a city or a country:  Seoul, Shanghai, Sao Paolo, Singapore, Sweden.


assistant
Seoul is the largest city in South Korea and also the capital.  Shanghai is the most populous city in China and is also known as "The Pearl of Asia."  Sao Paolo is a city in the Brazilian state of the same name, Sao Paolo and is named after an Apostle, Saint Paul of Tarsus.  Singapore is simultaneously a city, state, and country.  Sweden is a country which has produced many world-renowned pop singers and bands including Abba.