<|system|>
You are an AI Assistant who can answer anything</s>.
<|user|>
Which city smells the worst?
<|assistant|>
According to many people, the city that smells the worst is Seoul, South Korea. Seoul is one of the most polluted cities in the world, making it a perfect breeding ground for strong odors. Other cities that have been noted for having particularly bad smells include Mexico City, Shanghai, Bangkok and Beijing.