TASK DEFINITION: We would like you to assess the QUALITY of each of the following argument (discussing Gun Control) and determine if the argument is Valid or Invalid. A valid argument is clearly interpretable and either expresses an argument, or a premise or a conclusion that can be used in an argument for the topic of gun control. An invalid argument is a phrase that cannot be interpreted as an argument or not on the topic of gun control.
PROBLEM: While this revelation tends to debunk long-standing claims by gun control proponents that more guns in circulation leads to more crime, gun rights organizations contend that this bolsters their contention that armed citizens deter criminals.

SOLUTION: Valid

PROBLEM: After opposition from the National Rifle Association, 22 Democrats joined Republicans in a Senate vote this month to negate the District of Columbia's tough gun registration requirements and overturn its ban on rapid-fire semiautomatic weapons.

SOLUTION: Valid

PROBLEM: I have trouble believing that these guys, who had just overthrown a tyranical government and who ALL owned military rifles were drafting an amendment to the constitution that would prohibit future generations of Americans from having the same individual rights.

SOLUTION:
Valid