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: The content of the argument isn't what I was arguing; it was the grammatical use of the word deterrent as it applies to a dirt napper's ability to commit a future crime.
Example Output: Valid

Example Input: I think it is philosophically and morally justified to execute anyone who has murdered another human being.
Example Output: Valid

Example Input: If a person wasn't convicted then they surely wouldn't be murdered by the state.
Example Output:
Valid

