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.

Ex Input:
It involved a ban of guns within a certain proximity to schools.

Ex Output:
Valid


Ex Input:
Americans used guns initially as tools for individual self-protection and hunting, but by the time of the American Revolution, firearms became symbols of citizenship, intimately tied to defending political rights.

Ex Output:
Valid


Ex Input:
It is asserted, therefore, that the D.C. gun control laws irrationally prevent only law abiding citizens from owning handguns.

Ex Output:

Valid