instruction:
We would like you to classify each of the following sets of argument pairs (discussing Death Penalty)  into either SIMILAR or NOT SIMILAR. A pair of arguments is considered SIMILAR if the arguments are about the same FACET (making the same argument), and is considered NOT SIMILAR if they do not have the same FACET. A FACET is a low level issue that often reoccurs in many arguments in support of the author's stance or in attacking the other author's position.
question:
Sent1: but yes only in extreme cases, and only if we can prove the person is guilty without a doubt.
 Sent2: I think the death penalty should only be used in extreme cases where the accused is, without a doubt, guilty.
answer:
Similar


question:
Sent1: I think I could kill someone trying to kill any one of my children.
 Sent2: If I ever "murder" someone without cause, I would deserve to die.
answer:
Not similar


question:
Sent1: Serial killers, "How many people did you kill?"
 Sent2: You say that all people who commit gruesome murders are psychopaths.
answer:

Not similar