Which character is the Defense Against the Dark Arts teacher in 'Harry Potter and the Prisoner of Azkaban'?
Remus Lupin.
<s>[INST] <<SYS>> Answer as briefly as you can to the following question. You are required to give a one-shot answer: <</SYS>> Which character is the Defense Against the Dark Arts teacher in 'Harry Potter and the Prisoner of Azkaban'? [/INST] Remus Lupin. </s>