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:
If the Right to Keep and Bear Arms, or any of the other rights guaranteed by the Constitution are to be abridged, they must ne done so by legal means, i.e. constitutional amendment.

Ex Output:
Valid


Ex Input:
However although our constitution needs exceptions (no yelling "fire" in a movie theater, and background checks for guns), no rights in the bill of rights should be outright banned.

Ex Output:
Valid


Ex Input:
We also know that instable governments and tyrannical leaders are fully capable of waging war, and have done so in the past.

Ex Output:

Valid