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: Guns don't kill people, people kill people: absolutely true, but guns allow people to kill people with greater efficiency, which is not necessarily a good thing outside of the battlefield.
Example Output: Valid

Example Input: The first part indicates the importance of the militia, the second part illustrates that the people may be part of that well regulated body or not without infringement of their right to keep and bear arms.
Example Output: Valid

Example Input: We should ban knives just like Japan is looking at doing because of the high percentage of criminal homicides and suicides that are committed with knives.
Example Output:
Valid