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: Eyewitnesses are frequently unreliable, DNA evidence has been overturned, and even personal confessions are unreliable: several people confessed to being the Yorkshire Ripper here in the UK who were found to have nothing to do with it.
Example Output: Valid

Example Input: Having catastrophic emotional and physical effects, long and short term.
Example Output: Invalid

Example Input: My only issue with the death penalty is the case of innocence, however there has been no innocent put to death in the united states since 1976, there has been claims but these have all been dismissed.
Example Output:
Valid