We would like you to assess the QUALITY of each of the following argument (discussing Death Penalty) 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 death penalty. An invalid argument is a phrase that cannot be interpreted as an argument or not on the topic of death penalty.

Ex Input:
You have conceded that a difference in neurophysiologic fitness makes sense, but we should decide on a case by case basis.

Ex Output:
Invalid


Ex Input:
You've still failed to give a single instance where someone was let out because of a "liberal" judge

Ex Output:
Valid


Ex Input:
There are other, much stronger arguements against the death penalty.

Ex Output:

Valid