The conversation between human and AI assistant.
Why is The Sandman called 'sandman'?
Oh, I see. Is The Sandman a popular character around the world?
Yes, The Sandman is a well-known character in many countries, although he is called by different names in different cultures. In German folklore, for example, he is known as "Der Sandmann", while in Spanish and Latin American cultures, he is called "El Hombre de Arena".