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.

Justice, while we have the hold of it, should be democratic and swift in these manners.
Invalid

It's only expensive due to the idiots who think keeping a truly twisted criminal alive is a "humane" thing to do.
Valid

I had asked for 5 examples of innocent people who were executed.

Valid