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.

[EX Q]: For those who say "we need to make sure they don't kill again" no one in the history of maximum security prisons has ever escaped a maximum security prison, so it's not really an issue.
[EX A]: Valid

[EX Q]: wow you fucking say i thing the ala-bye is the most important key to a murder investigation earlier and now i am saying that forensic evidence the the fucking key!!!!
[EX A]: Invalid

[EX Q]: You think about the unfortunate soul who is truly innocent of murder and executed anyway.
[EX A]:
Valid