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: (9-0) Heller, The right to keep and bear arms is a personal individual right absent any nexus to the militia.
Example Output: Valid

Example Input: Comparing statistics between different nations can be quite difficult since foreign officials frequently use different standards in compiling crime statistics.
Example Output: Valid

Example Input: Require gun owners to alert police if their guns are lost or stolen...
Example Output:
Valid