We would like you to classify each of the following sets of argument pairs (discussing Gun Control)  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.

Sent1: Similarly, a company will still face civil liability in addition to criminal penalties if it has violated state or federal law or sold a gun knowing that it would be used to commit a crime.
 Sent2: Federal law doesn't give them authority to require sale reports of multiple shotgun and rifle sales, only handguns.
Not similar

Sent1: Second, the only reason that you would bother notifying the police is if you think there is some possibility that the person will be charged with trying to illegally obtain a gun.
 Sent2: Are you sure that it is ENTIRELY illegal to own a firearm, or is it possible to obtain a permit for one?
Not similar

Sent1: This appeared to me to be an argument that self defense cannot exist if a gun is used.
 Sent2: The question is whether or not it really matters if guns were used less for self defense and more for aggression.

Not similar