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 Input:
Revenge and punishment I see as rather pointless; they impose suffering but give very few, if any, benefits.

Ex Output:
Valid


Ex Input:
So should we be able to impose the sentence of life without parole, all the while understanding that we may have put an innocent man in prison for life?

Ex Output:
Valid


Ex Input:
I had no idea that your ideas were so barbaric.

Ex Output:

Invalid