### Instruction: Which of the following are either characters that appear in books by George R.R. Martin or Robert Jordan: Tyrion Lannister, Brienne of Tarth, Sandor Clegane, Rhaegar Targaryen, Robert Baratheon, Aviendha, Siuan Sanche, Perrin Aybara, Padan Fain, Rand al'Thor
### Response: Characters in George R.R. Martin books: Tyrion Lannister, Brienne of Tarth, Sandor Clegane, Rhaegar Targaryen
Characters in Robert Jordan books: Aviendha, Siuan Sanche, Perrin Aybara, Padan Fain, Rand al'Thor