user: Identify which instrument is string or percussion: Handchime, Nyatiti

assistant: Nyatiti is string, Handchime is percussion

user: How old was Dominik Volek when he made his Czech Extraliga debut?

assistant: Dominik Volek was 20 years old. He debuted in 2014 and was born in 1994, so 2014-1994 = 20.

user: Give me the list of books related with the series 'The Lord of the Rings', in order of publication

assistant: Here is the list of books related with the series 'The Lord of the Rings', in order of publication:

1. The Hobbit 
2. The Fellowship of the Ring 
3. The Two Towers 
4. The Return of the King 
5. The Silmarillion 
6. Unfinished Tales of Numenor and Middle-earth 
7. The Children of Hurin 
8. Beren and Luthien 
9. The Fall of Gondolin