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.

Example Input: If I heard of an innocent stranger being brutally killed, I might want to see the perpetrator suffer because of the suffering of the victim - that is VENGEANCE pure and simple.
Example Output: Valid

Example Input: The penalty is seen as vengence, why do they let families of the victims watch?
Example Output: Valid

Example Input: Are you trying to suggest that the reason the global economy is in turmoil is because not enough people are given the death penalty?
Example Output:
Valid