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: In the case where the intent and means to kill are present and no alternative presents itself, no.
Example Output: Invalid

Example Input: It is clear keeping them in prsion would be far more expensive in this case.
Example Output: Valid

Example Input: I think people suffer more when they spend their whole lives in jail.
Example Output:
Valid