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 Input:
Sent1: ATF then obtains the sale records which every FFL dealer is required to maintain for every firearm and learns when the gun was received by the dealer and when and to whom the particular gun was sold.
 Sent2: To purchase a firearm in a commercial shop, one needs to have a Waffenerwerbsschein (weapon acquisition permit).

Ex Output:
Not similar


Ex Input:
Sent1: Do you think that private companies should be able to restrict freedom of speech as well as any other parts of the constitution?
 Sent2: The medium of 'free speech' has changed, but that does not affect that free speech should still exist - just as with the other constitutional points (with a few exceptions, if you believe Bush).

Ex Output:
Not similar


Ex Input:
Sent1: As far as guns, it is difficult to say because currently as in the past, you are not allowed to carry a gun on board an aircraft.
 Sent2: You propose to abolish gun free zones, and allow people to carry guns into schools.

Ex Output:

Not similar