instruction:
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.
question:
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.
answer:
Not similar


question:
Sent1: That is why current federal law specifically forbids registration of gun owners and guns and gun transactions: "any system of registration of firearms, firearms owners, or firearms transactions or dispositions.
 Sent2: One such person who is prohibited by federal law from having a firearm at all is the convicted felon:
answer:
Not similar


question:
Sent1: As said,I think the people of the USA are quite capable of deciding about their own gun laws without a Brit getting involved but to make guns freely available to British citizens would be a bad, bad idea.
 Sent2: I also say that when people commit a crime with a gun these people need to be punished not the law-abiding citizens!
answer:

Not similar