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.

Example Input: Under English common law, the Castle Doctrine was intended to be a narrow exception to the general duty to retreat.
Example Output: Invalid

Example Input: "Gun control" is an illegal and unConstitutional fiction for hoplophobes to cling to instead of sucking their fingers or thumb.
Example Output: Valid

Example Input: Germany has much stricter laws than America does when it comes to gun ownership, and their school shootings resulted in more death and devastation that Columbine.
Example Output:
Valid