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: This is needed to prevent gun owners from covering up sales to prohibited purchasers by later claiming when those guns are traced to crime that their guns were stolen.
Sent2: If a gun owner knowingly sells to a prohibited felon who commits a murder with the gun, then the felon alone is responsible for the murder.
Not similar

Sent1: In sum, we hold that the District's ban on handgun possession in the home violates the Second Amendment, as does its prohibition against rendering any lawful firearm in the home operable for the purpose of immediate self-defense.
Sent2: In sum, we hold that the Districts ban on handgun possession in the home violates the Second Amendment, as does its prohibition against rendering any lawful firearm in the home operable for the purpose of immediate self-defense.
Similar

Sent1: Since there are gun deaths in countries that have banned guns, the gun bans did not work.
Sent2: Some studies used against gun have been ones showing that over 50% of homicides in the US are committed with guns, while in countries with gun bans or very strict gun control have a lower amount of gun homicides.
Similar