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: Many a law regarding slavery was ethically wrong because the REASONS underlying that law were wrong.
Example Output: Invalid

Example Input: What if they don't kill anyone in their escape attempt?
Example Output: Valid

Example Input: Death penalty would be less expensive if the appeal process were run more effectively.
Example Output:
Valid