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: Why should people who have been convicted be aable to appeal over and over untill he can no longer afford to appeal.
Example Output: Valid

Example Input: You're right about the first part (which only further proves my point), and you're horribly WRONG about the second.
Example Output: Invalid

Example Input: However, as I know many disagree, I think there should be understandings for justifiable murders.
Example Output:
Valid