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.

[EX Q]: Sent1: Criminals don't care about gun bans, so a gun ban only takes guns out of the hands of law abiding citizens.
 Sent2: Law abiding citizens are not going to misuse their firearms and those with criminal records are already banned from owning guns.
[EX A]: Not similar

[EX Q]: Sent1: DC doesn't need to have an age restriction on gun ownership, because no matter what their laws say, you still have to be at least 18 to pass a federal background check to buy a gun.
 Sent2: No it's federal law that you have to run background checks in order to keep your FFL (federal firearms license) which allows you to legally sell guns.
[EX A]: Not similar

[EX Q]: Sent1: You're saying that guns should be allowed into school in order to allow some students (or teachers) to defend themselves if they were attacked.
 Sent2: Seeing as we are saying would having a gun have stopped the 9/11 attacks you have to assume that you have smuggled one on.
[EX A]:
Not similar

