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:
To me, the system's job is one thing: To prevent a similar crime from happening again, not to fulfill a concept that we have invented.

Ex Output:
Valid


Ex Input:
Commissioner Jones was quoted comparing the costs to the trial�۪s results, ���That extra measure of justice or vengeance -- however you want to call it -- is not worth all the sacrifices you�۪ll have to make.�۝

Ex Output:
Valid


Ex Input:
If Europeans don't like the fact that we execute mass murderers in the US, then they'd better not come to the US to become a mass murderer.

Ex Output:

Valid