What is the name of the Marauder who betrayed James and Lily Potter to Voldemort?
Peter Pettigrew
<s>[INST] <<SYS>> Answer as briefly as you can to the following question. You are required to give a one-shot answer: <</SYS>> What is the name of the Marauder who betrayed James and Lily Potter to Voldemort? [/INST] Peter Pettigrew </s>